1a9083016SGiridhar Malavali /* 2a9083016SGiridhar Malavali * QLogic Fibre Channel HBA Driver 3bd21eaf9SArmen Baloyan * Copyright (c) 2003-2014 QLogic Corporation 4a9083016SGiridhar Malavali * 5a9083016SGiridhar Malavali * See LICENSE.qla2xxx for copyright and licensing details. 6a9083016SGiridhar Malavali */ 7a9083016SGiridhar Malavali #include "qla_def.h" 8a9083016SGiridhar Malavali #include <linux/delay.h> 99dfb59a0SBart Van Assche #include <linux/io-64-nonatomic-lo-hi.h> 10a9083016SGiridhar Malavali #include <linux/pci.h> 1108de2844SGiridhar Malavali #include <linux/ratelimit.h> 1208de2844SGiridhar Malavali #include <linux/vmalloc.h> 13ff2fc42eSAndrew Vasquez #include <scsi/scsi_tcq.h> 14a9083016SGiridhar Malavali 15a9083016SGiridhar Malavali #define MASK(n) ((1ULL<<(n))-1) 16a9083016SGiridhar Malavali #define MN_WIN(addr) (((addr & 0x1fc0000) >> 1) | \ 17a9083016SGiridhar Malavali ((addr >> 25) & 0x3ff)) 18a9083016SGiridhar Malavali #define OCM_WIN(addr) (((addr & 0x1ff0000) >> 1) | \ 19a9083016SGiridhar Malavali ((addr >> 25) & 0x3ff)) 20a9083016SGiridhar Malavali #define MS_WIN(addr) (addr & 0x0ffc0000) 21a9083016SGiridhar Malavali #define QLA82XX_PCI_MN_2M (0) 22a9083016SGiridhar Malavali #define QLA82XX_PCI_MS_2M (0x80000) 23a9083016SGiridhar Malavali #define QLA82XX_PCI_OCM0_2M (0xc0000) 24a9083016SGiridhar Malavali #define VALID_OCM_ADDR(addr) (((addr) & 0x3f800) != 0x3f800) 25a9083016SGiridhar Malavali #define GET_MEM_OFFS_2M(addr) (addr & MASK(18)) 260547fb37SLalit Chandivade #define BLOCK_PROTECT_BITS 0x0F 27a9083016SGiridhar Malavali 28a9083016SGiridhar Malavali /* CRB window related */ 29a9083016SGiridhar Malavali #define CRB_BLK(off) ((off >> 20) & 0x3f) 30a9083016SGiridhar Malavali #define CRB_SUBBLK(off) ((off >> 16) & 0xf) 31a9083016SGiridhar Malavali #define CRB_WINDOW_2M (0x130060) 32a9083016SGiridhar Malavali #define QLA82XX_PCI_CAMQM_2M_END (0x04800800UL) 33a9083016SGiridhar Malavali #define CRB_HI(off) ((qla82xx_crb_hub_agt[CRB_BLK(off)] << 20) | \ 34a9083016SGiridhar Malavali ((off) & 0xf0000)) 35a9083016SGiridhar Malavali #define QLA82XX_PCI_CAMQM_2M_BASE (0x000ff800UL) 36a9083016SGiridhar Malavali #define CRB_INDIRECT_2M (0x1e0000UL) 37a9083016SGiridhar Malavali 38a9083016SGiridhar Malavali #define MAX_CRB_XFORM 60 39a9083016SGiridhar Malavali static unsigned long crb_addr_xform[MAX_CRB_XFORM]; 40fa492630SSaurav Kashyap static int qla82xx_crb_table_initialized; 41a9083016SGiridhar Malavali 42a9083016SGiridhar Malavali #define qla82xx_crb_addr_transform(name) \ 43a9083016SGiridhar Malavali (crb_addr_xform[QLA82XX_HW_PX_MAP_CRB_##name] = \ 44a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_##name << 20) 45a9083016SGiridhar Malavali 4661778a1cSBart Van Assche const int MD_MIU_TEST_AGT_RDDATA[] = { 4761778a1cSBart Van Assche 0x410000A8, 0x410000AC, 4861778a1cSBart Van Assche 0x410000B8, 0x410000BC 4961778a1cSBart Van Assche }; 5061778a1cSBart Van Assche 51a9083016SGiridhar Malavali static void qla82xx_crb_addr_transform_setup(void) 52a9083016SGiridhar Malavali { 53a9083016SGiridhar Malavali qla82xx_crb_addr_transform(XDMA); 54a9083016SGiridhar Malavali qla82xx_crb_addr_transform(TIMR); 55a9083016SGiridhar Malavali qla82xx_crb_addr_transform(SRE); 56a9083016SGiridhar Malavali qla82xx_crb_addr_transform(SQN3); 57a9083016SGiridhar Malavali qla82xx_crb_addr_transform(SQN2); 58a9083016SGiridhar Malavali qla82xx_crb_addr_transform(SQN1); 59a9083016SGiridhar Malavali qla82xx_crb_addr_transform(SQN0); 60a9083016SGiridhar Malavali qla82xx_crb_addr_transform(SQS3); 61a9083016SGiridhar Malavali qla82xx_crb_addr_transform(SQS2); 62a9083016SGiridhar Malavali qla82xx_crb_addr_transform(SQS1); 63a9083016SGiridhar Malavali qla82xx_crb_addr_transform(SQS0); 64a9083016SGiridhar Malavali qla82xx_crb_addr_transform(RPMX7); 65a9083016SGiridhar Malavali qla82xx_crb_addr_transform(RPMX6); 66a9083016SGiridhar Malavali qla82xx_crb_addr_transform(RPMX5); 67a9083016SGiridhar Malavali qla82xx_crb_addr_transform(RPMX4); 68a9083016SGiridhar Malavali qla82xx_crb_addr_transform(RPMX3); 69a9083016SGiridhar Malavali qla82xx_crb_addr_transform(RPMX2); 70a9083016SGiridhar Malavali qla82xx_crb_addr_transform(RPMX1); 71a9083016SGiridhar Malavali qla82xx_crb_addr_transform(RPMX0); 72a9083016SGiridhar Malavali qla82xx_crb_addr_transform(ROMUSB); 73a9083016SGiridhar Malavali qla82xx_crb_addr_transform(SN); 74a9083016SGiridhar Malavali qla82xx_crb_addr_transform(QMN); 75a9083016SGiridhar Malavali qla82xx_crb_addr_transform(QMS); 76a9083016SGiridhar Malavali qla82xx_crb_addr_transform(PGNI); 77a9083016SGiridhar Malavali qla82xx_crb_addr_transform(PGND); 78a9083016SGiridhar Malavali qla82xx_crb_addr_transform(PGN3); 79a9083016SGiridhar Malavali qla82xx_crb_addr_transform(PGN2); 80a9083016SGiridhar Malavali qla82xx_crb_addr_transform(PGN1); 81a9083016SGiridhar Malavali qla82xx_crb_addr_transform(PGN0); 82a9083016SGiridhar Malavali qla82xx_crb_addr_transform(PGSI); 83a9083016SGiridhar Malavali qla82xx_crb_addr_transform(PGSD); 84a9083016SGiridhar Malavali qla82xx_crb_addr_transform(PGS3); 85a9083016SGiridhar Malavali qla82xx_crb_addr_transform(PGS2); 86a9083016SGiridhar Malavali qla82xx_crb_addr_transform(PGS1); 87a9083016SGiridhar Malavali qla82xx_crb_addr_transform(PGS0); 88a9083016SGiridhar Malavali qla82xx_crb_addr_transform(PS); 89a9083016SGiridhar Malavali qla82xx_crb_addr_transform(PH); 90a9083016SGiridhar Malavali qla82xx_crb_addr_transform(NIU); 91a9083016SGiridhar Malavali qla82xx_crb_addr_transform(I2Q); 92a9083016SGiridhar Malavali qla82xx_crb_addr_transform(EG); 93a9083016SGiridhar Malavali qla82xx_crb_addr_transform(MN); 94a9083016SGiridhar Malavali qla82xx_crb_addr_transform(MS); 95a9083016SGiridhar Malavali qla82xx_crb_addr_transform(CAS2); 96a9083016SGiridhar Malavali qla82xx_crb_addr_transform(CAS1); 97a9083016SGiridhar Malavali qla82xx_crb_addr_transform(CAS0); 98a9083016SGiridhar Malavali qla82xx_crb_addr_transform(CAM); 99a9083016SGiridhar Malavali qla82xx_crb_addr_transform(C2C1); 100a9083016SGiridhar Malavali qla82xx_crb_addr_transform(C2C0); 101a9083016SGiridhar Malavali qla82xx_crb_addr_transform(SMB); 102a9083016SGiridhar Malavali qla82xx_crb_addr_transform(OCM0); 103a9083016SGiridhar Malavali /* 104a9083016SGiridhar Malavali * Used only in P3 just define it for P2 also. 105a9083016SGiridhar Malavali */ 106a9083016SGiridhar Malavali qla82xx_crb_addr_transform(I2C0); 107a9083016SGiridhar Malavali 108a9083016SGiridhar Malavali qla82xx_crb_table_initialized = 1; 109a9083016SGiridhar Malavali } 110a9083016SGiridhar Malavali 111fa492630SSaurav Kashyap static struct crb_128M_2M_block_map crb_128M_2M_map[64] = { 112a9083016SGiridhar Malavali {{{0, 0, 0, 0} } }, 113a9083016SGiridhar Malavali {{{1, 0x0100000, 0x0102000, 0x120000}, 114a9083016SGiridhar Malavali {1, 0x0110000, 0x0120000, 0x130000}, 115a9083016SGiridhar Malavali {1, 0x0120000, 0x0122000, 0x124000}, 116a9083016SGiridhar Malavali {1, 0x0130000, 0x0132000, 0x126000}, 117a9083016SGiridhar Malavali {1, 0x0140000, 0x0142000, 0x128000}, 118a9083016SGiridhar Malavali {1, 0x0150000, 0x0152000, 0x12a000}, 119a9083016SGiridhar Malavali {1, 0x0160000, 0x0170000, 0x110000}, 120a9083016SGiridhar Malavali {1, 0x0170000, 0x0172000, 0x12e000}, 121a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 122a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 123a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 124a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 125a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 126a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 127a9083016SGiridhar Malavali {1, 0x01e0000, 0x01e0800, 0x122000}, 128a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000} } } , 129a9083016SGiridhar Malavali {{{1, 0x0200000, 0x0210000, 0x180000} } }, 130a9083016SGiridhar Malavali {{{0, 0, 0, 0} } }, 131a9083016SGiridhar Malavali {{{1, 0x0400000, 0x0401000, 0x169000} } }, 132a9083016SGiridhar Malavali {{{1, 0x0500000, 0x0510000, 0x140000} } }, 133a9083016SGiridhar Malavali {{{1, 0x0600000, 0x0610000, 0x1c0000} } }, 134a9083016SGiridhar Malavali {{{1, 0x0700000, 0x0704000, 0x1b8000} } }, 135a9083016SGiridhar Malavali {{{1, 0x0800000, 0x0802000, 0x170000}, 136a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 137a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 138a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 139a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 140a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 141a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 142a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 143a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 144a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 145a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 146a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 147a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 148a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 149a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 150a9083016SGiridhar Malavali {1, 0x08f0000, 0x08f2000, 0x172000} } }, 151a9083016SGiridhar Malavali {{{1, 0x0900000, 0x0902000, 0x174000}, 152a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 153a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 154a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 155a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 156a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 157a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 158a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 159a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 160a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 161a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 162a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 163a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 164a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 165a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 166a9083016SGiridhar Malavali {1, 0x09f0000, 0x09f2000, 0x176000} } }, 167a9083016SGiridhar Malavali {{{0, 0x0a00000, 0x0a02000, 0x178000}, 168a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 169a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 170a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 171a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 172a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 173a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 174a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 175a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 176a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 177a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 178a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 179a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 180a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 181a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 182a9083016SGiridhar Malavali {1, 0x0af0000, 0x0af2000, 0x17a000} } }, 183a9083016SGiridhar Malavali {{{0, 0x0b00000, 0x0b02000, 0x17c000}, 184a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 185a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 186a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 187a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 188a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 189a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 190a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 191a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 192a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 193a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 194a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 195a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 196a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 197a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 198a9083016SGiridhar Malavali {1, 0x0bf0000, 0x0bf2000, 0x17e000} } }, 199a9083016SGiridhar Malavali {{{1, 0x0c00000, 0x0c04000, 0x1d4000} } }, 200a9083016SGiridhar Malavali {{{1, 0x0d00000, 0x0d04000, 0x1a4000} } }, 201a9083016SGiridhar Malavali {{{1, 0x0e00000, 0x0e04000, 0x1a0000} } }, 202a9083016SGiridhar Malavali {{{1, 0x0f00000, 0x0f01000, 0x164000} } }, 203a9083016SGiridhar Malavali {{{0, 0x1000000, 0x1004000, 0x1a8000} } }, 204a9083016SGiridhar Malavali {{{1, 0x1100000, 0x1101000, 0x160000} } }, 205a9083016SGiridhar Malavali {{{1, 0x1200000, 0x1201000, 0x161000} } }, 206a9083016SGiridhar Malavali {{{1, 0x1300000, 0x1301000, 0x162000} } }, 207a9083016SGiridhar Malavali {{{1, 0x1400000, 0x1401000, 0x163000} } }, 208a9083016SGiridhar Malavali {{{1, 0x1500000, 0x1501000, 0x165000} } }, 209a9083016SGiridhar Malavali {{{1, 0x1600000, 0x1601000, 0x166000} } }, 210a9083016SGiridhar Malavali {{{0, 0, 0, 0} } }, 211a9083016SGiridhar Malavali {{{0, 0, 0, 0} } }, 212a9083016SGiridhar Malavali {{{0, 0, 0, 0} } }, 213a9083016SGiridhar Malavali {{{0, 0, 0, 0} } }, 214a9083016SGiridhar Malavali {{{0, 0, 0, 0} } }, 215a9083016SGiridhar Malavali {{{0, 0, 0, 0} } }, 216a9083016SGiridhar Malavali {{{1, 0x1d00000, 0x1d10000, 0x190000} } }, 217a9083016SGiridhar Malavali {{{1, 0x1e00000, 0x1e01000, 0x16a000} } }, 218a9083016SGiridhar Malavali {{{1, 0x1f00000, 0x1f10000, 0x150000} } }, 219a9083016SGiridhar Malavali {{{0} } }, 220a9083016SGiridhar Malavali {{{1, 0x2100000, 0x2102000, 0x120000}, 221a9083016SGiridhar Malavali {1, 0x2110000, 0x2120000, 0x130000}, 222a9083016SGiridhar Malavali {1, 0x2120000, 0x2122000, 0x124000}, 223a9083016SGiridhar Malavali {1, 0x2130000, 0x2132000, 0x126000}, 224a9083016SGiridhar Malavali {1, 0x2140000, 0x2142000, 0x128000}, 225a9083016SGiridhar Malavali {1, 0x2150000, 0x2152000, 0x12a000}, 226a9083016SGiridhar Malavali {1, 0x2160000, 0x2170000, 0x110000}, 227a9083016SGiridhar Malavali {1, 0x2170000, 0x2172000, 0x12e000}, 228a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 229a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 230a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 231a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 232a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 233a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 234a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000}, 235a9083016SGiridhar Malavali {0, 0x0000000, 0x0000000, 0x000000} } }, 236a9083016SGiridhar Malavali {{{1, 0x2200000, 0x2204000, 0x1b0000} } }, 237a9083016SGiridhar Malavali {{{0} } }, 238a9083016SGiridhar Malavali {{{0} } }, 239a9083016SGiridhar Malavali {{{0} } }, 240a9083016SGiridhar Malavali {{{0} } }, 241a9083016SGiridhar Malavali {{{0} } }, 242a9083016SGiridhar Malavali {{{1, 0x2800000, 0x2804000, 0x1a4000} } }, 243a9083016SGiridhar Malavali {{{1, 0x2900000, 0x2901000, 0x16b000} } }, 244a9083016SGiridhar Malavali {{{1, 0x2a00000, 0x2a00400, 0x1ac400} } }, 245a9083016SGiridhar Malavali {{{1, 0x2b00000, 0x2b00400, 0x1ac800} } }, 246a9083016SGiridhar Malavali {{{1, 0x2c00000, 0x2c00400, 0x1acc00} } }, 247a9083016SGiridhar Malavali {{{1, 0x2d00000, 0x2d00400, 0x1ad000} } }, 248a9083016SGiridhar Malavali {{{1, 0x2e00000, 0x2e00400, 0x1ad400} } }, 249a9083016SGiridhar Malavali {{{1, 0x2f00000, 0x2f00400, 0x1ad800} } }, 250a9083016SGiridhar Malavali {{{1, 0x3000000, 0x3000400, 0x1adc00} } }, 251a9083016SGiridhar Malavali {{{0, 0x3100000, 0x3104000, 0x1a8000} } }, 252a9083016SGiridhar Malavali {{{1, 0x3200000, 0x3204000, 0x1d4000} } }, 253a9083016SGiridhar Malavali {{{1, 0x3300000, 0x3304000, 0x1a0000} } }, 254a9083016SGiridhar Malavali {{{0} } }, 255a9083016SGiridhar Malavali {{{1, 0x3500000, 0x3500400, 0x1ac000} } }, 256a9083016SGiridhar Malavali {{{1, 0x3600000, 0x3600400, 0x1ae000} } }, 257a9083016SGiridhar Malavali {{{1, 0x3700000, 0x3700400, 0x1ae400} } }, 258a9083016SGiridhar Malavali {{{1, 0x3800000, 0x3804000, 0x1d0000} } }, 259a9083016SGiridhar Malavali {{{1, 0x3900000, 0x3904000, 0x1b4000} } }, 260a9083016SGiridhar Malavali {{{1, 0x3a00000, 0x3a04000, 0x1d8000} } }, 261a9083016SGiridhar Malavali {{{0} } }, 262a9083016SGiridhar Malavali {{{0} } }, 263a9083016SGiridhar Malavali {{{1, 0x3d00000, 0x3d04000, 0x1dc000} } }, 264a9083016SGiridhar Malavali {{{1, 0x3e00000, 0x3e01000, 0x167000} } }, 265a9083016SGiridhar Malavali {{{1, 0x3f00000, 0x3f01000, 0x168000} } } 266a9083016SGiridhar Malavali }; 267a9083016SGiridhar Malavali 268a9083016SGiridhar Malavali /* 269a9083016SGiridhar Malavali * top 12 bits of crb internal address (hub, agent) 270a9083016SGiridhar Malavali */ 271fa492630SSaurav Kashyap static unsigned qla82xx_crb_hub_agt[64] = { 272a9083016SGiridhar Malavali 0, 273a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_PS, 274a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_MN, 275a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_MS, 276a9083016SGiridhar Malavali 0, 277a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_SRE, 278a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_NIU, 279a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_QMN, 280a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_SQN0, 281a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_SQN1, 282a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_SQN2, 283a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_SQN3, 284a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_I2Q, 285a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_TIMR, 286a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_ROMUSB, 287a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_PGN4, 288a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_XDMA, 289a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_PGN0, 290a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_PGN1, 291a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_PGN2, 292a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_PGN3, 293a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_PGND, 294a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_PGNI, 295a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_PGS0, 296a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_PGS1, 297a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_PGS2, 298a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_PGS3, 299a9083016SGiridhar Malavali 0, 300a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_PGSI, 301a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_SN, 302a9083016SGiridhar Malavali 0, 303a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_EG, 304a9083016SGiridhar Malavali 0, 305a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_PS, 306a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_CAM, 307a9083016SGiridhar Malavali 0, 308a9083016SGiridhar Malavali 0, 309a9083016SGiridhar Malavali 0, 310a9083016SGiridhar Malavali 0, 311a9083016SGiridhar Malavali 0, 312a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_TIMR, 313a9083016SGiridhar Malavali 0, 314a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_RPMX1, 315a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_RPMX2, 316a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_RPMX3, 317a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_RPMX4, 318a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_RPMX5, 319a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_RPMX6, 320a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_RPMX7, 321a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_XDMA, 322a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_I2Q, 323a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_ROMUSB, 324a9083016SGiridhar Malavali 0, 325a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_RPMX0, 326a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_RPMX8, 327a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_RPMX9, 328a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_OCM0, 329a9083016SGiridhar Malavali 0, 330a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_SMB, 331a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_I2C0, 332a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_I2C1, 333a9083016SGiridhar Malavali 0, 334a9083016SGiridhar Malavali QLA82XX_HW_CRB_HUB_AGT_ADR_PGNC, 335a9083016SGiridhar Malavali 0, 336a9083016SGiridhar Malavali }; 337a9083016SGiridhar Malavali 338f1af6208SGiridhar Malavali /* Device states */ 339fa492630SSaurav Kashyap static char *q_dev_state[] = { 340f1af6208SGiridhar Malavali "Unknown", 341f1af6208SGiridhar Malavali "Cold", 342f1af6208SGiridhar Malavali "Initializing", 343f1af6208SGiridhar Malavali "Ready", 344f1af6208SGiridhar Malavali "Need Reset", 345f1af6208SGiridhar Malavali "Need Quiescent", 346f1af6208SGiridhar Malavali "Failed", 347f1af6208SGiridhar Malavali "Quiescent", 348f1af6208SGiridhar Malavali }; 349f1af6208SGiridhar Malavali 35008de2844SGiridhar Malavali char *qdev_state(uint32_t dev_state) 35108de2844SGiridhar Malavali { 35208de2844SGiridhar Malavali return q_dev_state[dev_state]; 35308de2844SGiridhar Malavali } 35408de2844SGiridhar Malavali 355a9083016SGiridhar Malavali /* 3568dfa4b5aSBart Van Assche * In: 'off_in' is offset from CRB space in 128M pci map 3578dfa4b5aSBart Van Assche * Out: 'off_out' is 2M pci map addr 358a9083016SGiridhar Malavali * side effect: lock crb window 359a9083016SGiridhar Malavali */ 360a9083016SGiridhar Malavali static void 3618dfa4b5aSBart Van Assche qla82xx_pci_set_crbwindow_2M(struct qla_hw_data *ha, ulong off_in, 3628dfa4b5aSBart Van Assche void __iomem **off_out) 363a9083016SGiridhar Malavali { 364a9083016SGiridhar Malavali u32 win_read; 3657c3df132SSaurav Kashyap scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); 366a9083016SGiridhar Malavali 3678dfa4b5aSBart Van Assche ha->crb_win = CRB_HI(off_in); 3688dfa4b5aSBart Van Assche writel(ha->crb_win, CRB_WINDOW_2M + ha->nx_pcibase); 369a9083016SGiridhar Malavali 370a9083016SGiridhar Malavali /* Read back value to make sure write has gone through before trying 371a9083016SGiridhar Malavali * to use it. 372a9083016SGiridhar Malavali */ 3738dfa4b5aSBart Van Assche win_read = RD_REG_DWORD(CRB_WINDOW_2M + ha->nx_pcibase); 374a9083016SGiridhar Malavali if (win_read != ha->crb_win) { 3757c3df132SSaurav Kashyap ql_dbg(ql_dbg_p3p, vha, 0xb000, 3767c3df132SSaurav Kashyap "%s: Written crbwin (0x%x) " 3777c3df132SSaurav Kashyap "!= Read crbwin (0x%x), off=0x%lx.\n", 3788dfa4b5aSBart Van Assche __func__, ha->crb_win, win_read, off_in); 379a9083016SGiridhar Malavali } 3808dfa4b5aSBart Van Assche *off_out = (off_in & MASK(16)) + CRB_INDIRECT_2M + ha->nx_pcibase; 381a9083016SGiridhar Malavali } 382a9083016SGiridhar Malavali 383a9083016SGiridhar Malavali static inline unsigned long 384a9083016SGiridhar Malavali qla82xx_pci_set_crbwindow(struct qla_hw_data *ha, u64 off) 385a9083016SGiridhar Malavali { 3867c3df132SSaurav Kashyap scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); 387a9083016SGiridhar Malavali /* See if we are currently pointing to the region we want to use next */ 388a9083016SGiridhar Malavali if ((off >= QLA82XX_CRB_PCIX_HOST) && (off < QLA82XX_CRB_DDR_NET)) { 389a9083016SGiridhar Malavali /* No need to change window. PCIX and PCIEregs are in both 390a9083016SGiridhar Malavali * regs are in both windows. 391a9083016SGiridhar Malavali */ 392a9083016SGiridhar Malavali return off; 393a9083016SGiridhar Malavali } 394a9083016SGiridhar Malavali 395a9083016SGiridhar Malavali if ((off >= QLA82XX_CRB_PCIX_HOST) && (off < QLA82XX_CRB_PCIX_HOST2)) { 396a9083016SGiridhar Malavali /* We are in first CRB window */ 397a9083016SGiridhar Malavali if (ha->curr_window != 0) 398a9083016SGiridhar Malavali WARN_ON(1); 399a9083016SGiridhar Malavali return off; 400a9083016SGiridhar Malavali } 401a9083016SGiridhar Malavali 402a9083016SGiridhar Malavali if ((off > QLA82XX_CRB_PCIX_HOST2) && (off < QLA82XX_CRB_MAX)) { 403a9083016SGiridhar Malavali /* We are in second CRB window */ 404a9083016SGiridhar Malavali off = off - QLA82XX_CRB_PCIX_HOST2 + QLA82XX_CRB_PCIX_HOST; 405a9083016SGiridhar Malavali 406a9083016SGiridhar Malavali if (ha->curr_window != 1) 407a9083016SGiridhar Malavali return off; 408a9083016SGiridhar Malavali 409a9083016SGiridhar Malavali /* We are in the QM or direct access 410a9083016SGiridhar Malavali * register region - do nothing 411a9083016SGiridhar Malavali */ 412a9083016SGiridhar Malavali if ((off >= QLA82XX_PCI_DIRECT_CRB) && 413a9083016SGiridhar Malavali (off < QLA82XX_PCI_CAMQM_MAX)) 414a9083016SGiridhar Malavali return off; 415a9083016SGiridhar Malavali } 416a9083016SGiridhar Malavali /* strange address given */ 4177c3df132SSaurav Kashyap ql_dbg(ql_dbg_p3p, vha, 0xb001, 418d8424f68SJoe Perches "%s: Warning: unm_nic_pci_set_crbwindow " 4197c3df132SSaurav Kashyap "called with an unknown address(%llx).\n", 4207c3df132SSaurav Kashyap QLA2XXX_DRIVER_NAME, off); 421a9083016SGiridhar Malavali return off; 422a9083016SGiridhar Malavali } 423a9083016SGiridhar Malavali 42477e334d2SGiridhar Malavali static int 4258dfa4b5aSBart Van Assche qla82xx_pci_get_crb_addr_2M(struct qla_hw_data *ha, ulong off_in, 4268dfa4b5aSBart Van Assche void __iomem **off_out) 42777e334d2SGiridhar Malavali { 42877e334d2SGiridhar Malavali struct crb_128M_2M_sub_block_map *m; 42977e334d2SGiridhar Malavali 4308dfa4b5aSBart Van Assche if (off_in >= QLA82XX_CRB_MAX) 43177e334d2SGiridhar Malavali return -1; 43277e334d2SGiridhar Malavali 4338dfa4b5aSBart Van Assche if (off_in >= QLA82XX_PCI_CAMQM && off_in < QLA82XX_PCI_CAMQM_2M_END) { 4348dfa4b5aSBart Van Assche *off_out = (off_in - QLA82XX_PCI_CAMQM) + 43577e334d2SGiridhar Malavali QLA82XX_PCI_CAMQM_2M_BASE + ha->nx_pcibase; 43677e334d2SGiridhar Malavali return 0; 43777e334d2SGiridhar Malavali } 43877e334d2SGiridhar Malavali 4398dfa4b5aSBart Van Assche if (off_in < QLA82XX_PCI_CRBSPACE) 44077e334d2SGiridhar Malavali return -1; 44177e334d2SGiridhar Malavali 4420874f8ecSBart Van Assche off_in -= QLA82XX_PCI_CRBSPACE; 44377e334d2SGiridhar Malavali 44477e334d2SGiridhar Malavali /* Try direct map */ 4458dfa4b5aSBart Van Assche m = &crb_128M_2M_map[CRB_BLK(off_in)].sub_block[CRB_SUBBLK(off_in)]; 44677e334d2SGiridhar Malavali 4478dfa4b5aSBart Van Assche if (m->valid && (m->start_128M <= off_in) && (m->end_128M > off_in)) { 4488dfa4b5aSBart Van Assche *off_out = off_in + m->start_2M - m->start_128M + ha->nx_pcibase; 44977e334d2SGiridhar Malavali return 0; 45077e334d2SGiridhar Malavali } 45177e334d2SGiridhar Malavali /* Not in direct map, use crb window */ 4520874f8ecSBart Van Assche *off_out = (void __iomem *)off_in; 45377e334d2SGiridhar Malavali return 1; 45477e334d2SGiridhar Malavali } 45577e334d2SGiridhar Malavali 45677e334d2SGiridhar Malavali #define CRB_WIN_LOCK_TIMEOUT 100000000 45777e334d2SGiridhar Malavali static int qla82xx_crb_win_lock(struct qla_hw_data *ha) 45877e334d2SGiridhar Malavali { 45977e334d2SGiridhar Malavali int done = 0, timeout = 0; 46077e334d2SGiridhar Malavali 46177e334d2SGiridhar Malavali while (!done) { 46277e334d2SGiridhar Malavali /* acquire semaphore3 from PCI HW block */ 46377e334d2SGiridhar Malavali done = qla82xx_rd_32(ha, QLA82XX_PCIE_REG(PCIE_SEM7_LOCK)); 46477e334d2SGiridhar Malavali if (done == 1) 46577e334d2SGiridhar Malavali break; 46677e334d2SGiridhar Malavali if (timeout >= CRB_WIN_LOCK_TIMEOUT) 46777e334d2SGiridhar Malavali return -1; 46877e334d2SGiridhar Malavali timeout++; 46977e334d2SGiridhar Malavali } 47077e334d2SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_CRB_WIN_LOCK_ID, ha->portnum); 47177e334d2SGiridhar Malavali return 0; 47277e334d2SGiridhar Malavali } 47377e334d2SGiridhar Malavali 474a9083016SGiridhar Malavali int 4758dfa4b5aSBart Van Assche qla82xx_wr_32(struct qla_hw_data *ha, ulong off_in, u32 data) 476a9083016SGiridhar Malavali { 4778dfa4b5aSBart Van Assche void __iomem *off; 478a9083016SGiridhar Malavali unsigned long flags = 0; 479a9083016SGiridhar Malavali int rv; 480a9083016SGiridhar Malavali 4818dfa4b5aSBart Van Assche rv = qla82xx_pci_get_crb_addr_2M(ha, off_in, &off); 482a9083016SGiridhar Malavali 483a9083016SGiridhar Malavali BUG_ON(rv == -1); 484a9083016SGiridhar Malavali 485a9083016SGiridhar Malavali if (rv == 1) { 4868d16366bSBart Van Assche #ifndef __CHECKER__ 487a9083016SGiridhar Malavali write_lock_irqsave(&ha->hw_lock, flags); 4888d16366bSBart Van Assche #endif 489a9083016SGiridhar Malavali qla82xx_crb_win_lock(ha); 4908dfa4b5aSBart Van Assche qla82xx_pci_set_crbwindow_2M(ha, off_in, &off); 491a9083016SGiridhar Malavali } 492a9083016SGiridhar Malavali 493a9083016SGiridhar Malavali writel(data, (void __iomem *)off); 494a9083016SGiridhar Malavali 495a9083016SGiridhar Malavali if (rv == 1) { 496a9083016SGiridhar Malavali qla82xx_rd_32(ha, QLA82XX_PCIE_REG(PCIE_SEM7_UNLOCK)); 4978d16366bSBart Van Assche #ifndef __CHECKER__ 498a9083016SGiridhar Malavali write_unlock_irqrestore(&ha->hw_lock, flags); 4998d16366bSBart Van Assche #endif 500a9083016SGiridhar Malavali } 501a9083016SGiridhar Malavali return 0; 502a9083016SGiridhar Malavali } 503a9083016SGiridhar Malavali 504a9083016SGiridhar Malavali int 5058dfa4b5aSBart Van Assche qla82xx_rd_32(struct qla_hw_data *ha, ulong off_in) 506a9083016SGiridhar Malavali { 5078dfa4b5aSBart Van Assche void __iomem *off; 508a9083016SGiridhar Malavali unsigned long flags = 0; 509a9083016SGiridhar Malavali int rv; 510a9083016SGiridhar Malavali u32 data; 511a9083016SGiridhar Malavali 5128dfa4b5aSBart Van Assche rv = qla82xx_pci_get_crb_addr_2M(ha, off_in, &off); 513a9083016SGiridhar Malavali 514a9083016SGiridhar Malavali BUG_ON(rv == -1); 515a9083016SGiridhar Malavali 516a9083016SGiridhar Malavali if (rv == 1) { 5178d16366bSBart Van Assche #ifndef __CHECKER__ 518a9083016SGiridhar Malavali write_lock_irqsave(&ha->hw_lock, flags); 5198d16366bSBart Van Assche #endif 520a9083016SGiridhar Malavali qla82xx_crb_win_lock(ha); 5218dfa4b5aSBart Van Assche qla82xx_pci_set_crbwindow_2M(ha, off_in, &off); 522a9083016SGiridhar Malavali } 5238dfa4b5aSBart Van Assche data = RD_REG_DWORD(off); 524a9083016SGiridhar Malavali 525a9083016SGiridhar Malavali if (rv == 1) { 526a9083016SGiridhar Malavali qla82xx_rd_32(ha, QLA82XX_PCIE_REG(PCIE_SEM7_UNLOCK)); 5278d16366bSBart Van Assche #ifndef __CHECKER__ 528a9083016SGiridhar Malavali write_unlock_irqrestore(&ha->hw_lock, flags); 5298d16366bSBart Van Assche #endif 530a9083016SGiridhar Malavali } 531a9083016SGiridhar Malavali return data; 532a9083016SGiridhar Malavali } 533a9083016SGiridhar Malavali 534a9083016SGiridhar Malavali #define IDC_LOCK_TIMEOUT 100000000 535a9083016SGiridhar Malavali int qla82xx_idc_lock(struct qla_hw_data *ha) 536a9083016SGiridhar Malavali { 537a9083016SGiridhar Malavali int i; 538a9083016SGiridhar Malavali int done = 0, timeout = 0; 539a9083016SGiridhar Malavali 540a9083016SGiridhar Malavali while (!done) { 541a9083016SGiridhar Malavali /* acquire semaphore5 from PCI HW block */ 542a9083016SGiridhar Malavali done = qla82xx_rd_32(ha, QLA82XX_PCIE_REG(PCIE_SEM5_LOCK)); 543a9083016SGiridhar Malavali if (done == 1) 544a9083016SGiridhar Malavali break; 545a9083016SGiridhar Malavali if (timeout >= IDC_LOCK_TIMEOUT) 546a9083016SGiridhar Malavali return -1; 547a9083016SGiridhar Malavali 548a9083016SGiridhar Malavali timeout++; 549a9083016SGiridhar Malavali 550a9083016SGiridhar Malavali /* Yield CPU */ 551a9083016SGiridhar Malavali if (!in_interrupt()) 552a9083016SGiridhar Malavali schedule(); 553a9083016SGiridhar Malavali else { 554a9083016SGiridhar Malavali for (i = 0; i < 20; i++) 555a9083016SGiridhar Malavali cpu_relax(); 556a9083016SGiridhar Malavali } 557a9083016SGiridhar Malavali } 558a9083016SGiridhar Malavali 559a9083016SGiridhar Malavali return 0; 560a9083016SGiridhar Malavali } 561a9083016SGiridhar Malavali 562a9083016SGiridhar Malavali void qla82xx_idc_unlock(struct qla_hw_data *ha) 563a9083016SGiridhar Malavali { 564a9083016SGiridhar Malavali qla82xx_rd_32(ha, QLA82XX_PCIE_REG(PCIE_SEM5_UNLOCK)); 565a9083016SGiridhar Malavali } 566a9083016SGiridhar Malavali 567a9083016SGiridhar Malavali /* 568a9083016SGiridhar Malavali * check memory access boundary. 569a9083016SGiridhar Malavali * used by test agent. support ddr access only for now 570a9083016SGiridhar Malavali */ 571a9083016SGiridhar Malavali static unsigned long 572a9083016SGiridhar Malavali qla82xx_pci_mem_bound_check(struct qla_hw_data *ha, 573a9083016SGiridhar Malavali unsigned long long addr, int size) 574a9083016SGiridhar Malavali { 575df3f4cd0SBart Van Assche if (!addr_in_range(addr, QLA82XX_ADDR_DDR_NET, 576a9083016SGiridhar Malavali QLA82XX_ADDR_DDR_NET_MAX) || 577df3f4cd0SBart Van Assche !addr_in_range(addr + size - 1, QLA82XX_ADDR_DDR_NET, 578a9083016SGiridhar Malavali QLA82XX_ADDR_DDR_NET_MAX) || 579a9083016SGiridhar Malavali ((size != 1) && (size != 2) && (size != 4) && (size != 8))) 580a9083016SGiridhar Malavali return 0; 581a9083016SGiridhar Malavali else 582a9083016SGiridhar Malavali return 1; 583a9083016SGiridhar Malavali } 584a9083016SGiridhar Malavali 585fa492630SSaurav Kashyap static int qla82xx_pci_set_window_warning_count; 586a9083016SGiridhar Malavali 58777e334d2SGiridhar Malavali static unsigned long 588a9083016SGiridhar Malavali qla82xx_pci_set_window(struct qla_hw_data *ha, unsigned long long addr) 589a9083016SGiridhar Malavali { 590a9083016SGiridhar Malavali int window; 591a9083016SGiridhar Malavali u32 win_read; 5927c3df132SSaurav Kashyap scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); 593a9083016SGiridhar Malavali 594df3f4cd0SBart Van Assche if (addr_in_range(addr, QLA82XX_ADDR_DDR_NET, 595a9083016SGiridhar Malavali QLA82XX_ADDR_DDR_NET_MAX)) { 596a9083016SGiridhar Malavali /* DDR network side */ 597a9083016SGiridhar Malavali window = MN_WIN(addr); 598a9083016SGiridhar Malavali ha->ddr_mn_window = window; 599a9083016SGiridhar Malavali qla82xx_wr_32(ha, 600a9083016SGiridhar Malavali ha->mn_win_crb | QLA82XX_PCI_CRBSPACE, window); 601a9083016SGiridhar Malavali win_read = qla82xx_rd_32(ha, 602a9083016SGiridhar Malavali ha->mn_win_crb | QLA82XX_PCI_CRBSPACE); 603a9083016SGiridhar Malavali if ((win_read << 17) != window) { 6047c3df132SSaurav Kashyap ql_dbg(ql_dbg_p3p, vha, 0xb003, 6057c3df132SSaurav Kashyap "%s: Written MNwin (0x%x) != Read MNwin (0x%x).\n", 606a9083016SGiridhar Malavali __func__, window, win_read); 607a9083016SGiridhar Malavali } 608a9083016SGiridhar Malavali addr = GET_MEM_OFFS_2M(addr) + QLA82XX_PCI_DDR_NET; 609df3f4cd0SBart Van Assche } else if (addr_in_range(addr, QLA82XX_ADDR_OCM0, 610a9083016SGiridhar Malavali QLA82XX_ADDR_OCM0_MAX)) { 611a9083016SGiridhar Malavali unsigned int temp1; 612bd432bb5SBart Van Assche 613a9083016SGiridhar Malavali if ((addr & 0x00ff800) == 0xff800) { 6147c3df132SSaurav Kashyap ql_log(ql_log_warn, vha, 0xb004, 615a9083016SGiridhar Malavali "%s: QM access not handled.\n", __func__); 616a9083016SGiridhar Malavali addr = -1UL; 617a9083016SGiridhar Malavali } 618a9083016SGiridhar Malavali window = OCM_WIN(addr); 619a9083016SGiridhar Malavali ha->ddr_mn_window = window; 620a9083016SGiridhar Malavali qla82xx_wr_32(ha, 621a9083016SGiridhar Malavali ha->mn_win_crb | QLA82XX_PCI_CRBSPACE, window); 622a9083016SGiridhar Malavali win_read = qla82xx_rd_32(ha, 623a9083016SGiridhar Malavali ha->mn_win_crb | QLA82XX_PCI_CRBSPACE); 624a9083016SGiridhar Malavali temp1 = ((window & 0x1FF) << 7) | 625a9083016SGiridhar Malavali ((window & 0x0FFFE0000) >> 17); 626a9083016SGiridhar Malavali if (win_read != temp1) { 6277c3df132SSaurav Kashyap ql_log(ql_log_warn, vha, 0xb005, 6287c3df132SSaurav Kashyap "%s: Written OCMwin (0x%x) != Read OCMwin (0x%x).\n", 629a9083016SGiridhar Malavali __func__, temp1, win_read); 630a9083016SGiridhar Malavali } 631a9083016SGiridhar Malavali addr = GET_MEM_OFFS_2M(addr) + QLA82XX_PCI_OCM0_2M; 632a9083016SGiridhar Malavali 633df3f4cd0SBart Van Assche } else if (addr_in_range(addr, QLA82XX_ADDR_QDR_NET, 634a9083016SGiridhar Malavali QLA82XX_P3_ADDR_QDR_NET_MAX)) { 635a9083016SGiridhar Malavali /* QDR network side */ 636a9083016SGiridhar Malavali window = MS_WIN(addr); 637a9083016SGiridhar Malavali ha->qdr_sn_window = window; 638a9083016SGiridhar Malavali qla82xx_wr_32(ha, 639a9083016SGiridhar Malavali ha->ms_win_crb | QLA82XX_PCI_CRBSPACE, window); 640a9083016SGiridhar Malavali win_read = qla82xx_rd_32(ha, 641a9083016SGiridhar Malavali ha->ms_win_crb | QLA82XX_PCI_CRBSPACE); 642a9083016SGiridhar Malavali if (win_read != window) { 6437c3df132SSaurav Kashyap ql_log(ql_log_warn, vha, 0xb006, 6447c3df132SSaurav Kashyap "%s: Written MSwin (0x%x) != Read MSwin (0x%x).\n", 645a9083016SGiridhar Malavali __func__, window, win_read); 646a9083016SGiridhar Malavali } 647a9083016SGiridhar Malavali addr = GET_MEM_OFFS_2M(addr) + QLA82XX_PCI_QDR_NET; 648a9083016SGiridhar Malavali } else { 649a9083016SGiridhar Malavali /* 650a9083016SGiridhar Malavali * peg gdb frequently accesses memory that doesn't exist, 651a9083016SGiridhar Malavali * this limits the chit chat so debugging isn't slowed down. 652a9083016SGiridhar Malavali */ 653a9083016SGiridhar Malavali if ((qla82xx_pci_set_window_warning_count++ < 8) || 654a9083016SGiridhar Malavali (qla82xx_pci_set_window_warning_count%64 == 0)) { 6557c3df132SSaurav Kashyap ql_log(ql_log_warn, vha, 0xb007, 6567c3df132SSaurav Kashyap "%s: Warning:%s Unknown address range!.\n", 6577c3df132SSaurav Kashyap __func__, QLA2XXX_DRIVER_NAME); 658a9083016SGiridhar Malavali } 659a9083016SGiridhar Malavali addr = -1UL; 660a9083016SGiridhar Malavali } 661a9083016SGiridhar Malavali return addr; 662a9083016SGiridhar Malavali } 663a9083016SGiridhar Malavali 664a9083016SGiridhar Malavali /* check if address is in the same windows as the previous access */ 665a9083016SGiridhar Malavali static int qla82xx_pci_is_same_window(struct qla_hw_data *ha, 666a9083016SGiridhar Malavali unsigned long long addr) 667a9083016SGiridhar Malavali { 668a9083016SGiridhar Malavali int window; 669a9083016SGiridhar Malavali unsigned long long qdr_max; 670a9083016SGiridhar Malavali 671a9083016SGiridhar Malavali qdr_max = QLA82XX_P3_ADDR_QDR_NET_MAX; 672a9083016SGiridhar Malavali 673a9083016SGiridhar Malavali /* DDR network side */ 674df3f4cd0SBart Van Assche if (addr_in_range(addr, QLA82XX_ADDR_DDR_NET, 675a9083016SGiridhar Malavali QLA82XX_ADDR_DDR_NET_MAX)) 676a9083016SGiridhar Malavali BUG(); 677df3f4cd0SBart Van Assche else if (addr_in_range(addr, QLA82XX_ADDR_OCM0, 678a9083016SGiridhar Malavali QLA82XX_ADDR_OCM0_MAX)) 679a9083016SGiridhar Malavali return 1; 680df3f4cd0SBart Van Assche else if (addr_in_range(addr, QLA82XX_ADDR_OCM1, 681a9083016SGiridhar Malavali QLA82XX_ADDR_OCM1_MAX)) 682a9083016SGiridhar Malavali return 1; 683df3f4cd0SBart Van Assche else if (addr_in_range(addr, QLA82XX_ADDR_QDR_NET, qdr_max)) { 684a9083016SGiridhar Malavali /* QDR network side */ 685a9083016SGiridhar Malavali window = ((addr - QLA82XX_ADDR_QDR_NET) >> 22) & 0x3f; 686a9083016SGiridhar Malavali if (ha->qdr_sn_window == window) 687a9083016SGiridhar Malavali return 1; 688a9083016SGiridhar Malavali } 689a9083016SGiridhar Malavali return 0; 690a9083016SGiridhar Malavali } 691a9083016SGiridhar Malavali 692a9083016SGiridhar Malavali static int qla82xx_pci_mem_read_direct(struct qla_hw_data *ha, 693a9083016SGiridhar Malavali u64 off, void *data, int size) 694a9083016SGiridhar Malavali { 695a9083016SGiridhar Malavali unsigned long flags; 696fa492630SSaurav Kashyap void __iomem *addr = NULL; 697a9083016SGiridhar Malavali int ret = 0; 698a9083016SGiridhar Malavali u64 start; 699fa492630SSaurav Kashyap uint8_t __iomem *mem_ptr = NULL; 700a9083016SGiridhar Malavali unsigned long mem_base; 701a9083016SGiridhar Malavali unsigned long mem_page; 7027c3df132SSaurav Kashyap scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); 703a9083016SGiridhar Malavali 704a9083016SGiridhar Malavali write_lock_irqsave(&ha->hw_lock, flags); 705a9083016SGiridhar Malavali 706a9083016SGiridhar Malavali /* 707a9083016SGiridhar Malavali * If attempting to access unknown address or straddle hw windows, 708a9083016SGiridhar Malavali * do not access. 709a9083016SGiridhar Malavali */ 710a9083016SGiridhar Malavali start = qla82xx_pci_set_window(ha, off); 711a9083016SGiridhar Malavali if ((start == -1UL) || 712a9083016SGiridhar Malavali (qla82xx_pci_is_same_window(ha, off + size - 1) == 0)) { 713a9083016SGiridhar Malavali write_unlock_irqrestore(&ha->hw_lock, flags); 7147c3df132SSaurav Kashyap ql_log(ql_log_fatal, vha, 0xb008, 7157c3df132SSaurav Kashyap "%s out of bound pci memory " 7167c3df132SSaurav Kashyap "access, offset is 0x%llx.\n", 7177c3df132SSaurav Kashyap QLA2XXX_DRIVER_NAME, off); 718a9083016SGiridhar Malavali return -1; 719a9083016SGiridhar Malavali } 720a9083016SGiridhar Malavali 721a9083016SGiridhar Malavali write_unlock_irqrestore(&ha->hw_lock, flags); 722a9083016SGiridhar Malavali mem_base = pci_resource_start(ha->pdev, 0); 723a9083016SGiridhar Malavali mem_page = start & PAGE_MASK; 724a9083016SGiridhar Malavali /* Map two pages whenever user tries to access addresses in two 725a9083016SGiridhar Malavali * consecutive pages. 726a9083016SGiridhar Malavali */ 727a9083016SGiridhar Malavali if (mem_page != ((start + size - 1) & PAGE_MASK)) 728a9083016SGiridhar Malavali mem_ptr = ioremap(mem_base + mem_page, PAGE_SIZE * 2); 729a9083016SGiridhar Malavali else 730a9083016SGiridhar Malavali mem_ptr = ioremap(mem_base + mem_page, PAGE_SIZE); 731fa492630SSaurav Kashyap if (mem_ptr == NULL) { 732a9083016SGiridhar Malavali *(u8 *)data = 0; 733a9083016SGiridhar Malavali return -1; 734a9083016SGiridhar Malavali } 735a9083016SGiridhar Malavali addr = mem_ptr; 736a9083016SGiridhar Malavali addr += start & (PAGE_SIZE - 1); 737a9083016SGiridhar Malavali write_lock_irqsave(&ha->hw_lock, flags); 738a9083016SGiridhar Malavali 739a9083016SGiridhar Malavali switch (size) { 740a9083016SGiridhar Malavali case 1: 741a9083016SGiridhar Malavali *(u8 *)data = readb(addr); 742a9083016SGiridhar Malavali break; 743a9083016SGiridhar Malavali case 2: 744a9083016SGiridhar Malavali *(u16 *)data = readw(addr); 745a9083016SGiridhar Malavali break; 746a9083016SGiridhar Malavali case 4: 747a9083016SGiridhar Malavali *(u32 *)data = readl(addr); 748a9083016SGiridhar Malavali break; 749a9083016SGiridhar Malavali case 8: 750a9083016SGiridhar Malavali *(u64 *)data = readq(addr); 751a9083016SGiridhar Malavali break; 752a9083016SGiridhar Malavali default: 753a9083016SGiridhar Malavali ret = -1; 754a9083016SGiridhar Malavali break; 755a9083016SGiridhar Malavali } 756a9083016SGiridhar Malavali write_unlock_irqrestore(&ha->hw_lock, flags); 757a9083016SGiridhar Malavali 758a9083016SGiridhar Malavali if (mem_ptr) 759a9083016SGiridhar Malavali iounmap(mem_ptr); 760a9083016SGiridhar Malavali return ret; 761a9083016SGiridhar Malavali } 762a9083016SGiridhar Malavali 763a9083016SGiridhar Malavali static int 764a9083016SGiridhar Malavali qla82xx_pci_mem_write_direct(struct qla_hw_data *ha, 765a9083016SGiridhar Malavali u64 off, void *data, int size) 766a9083016SGiridhar Malavali { 767a9083016SGiridhar Malavali unsigned long flags; 768fa492630SSaurav Kashyap void __iomem *addr = NULL; 769a9083016SGiridhar Malavali int ret = 0; 770a9083016SGiridhar Malavali u64 start; 771fa492630SSaurav Kashyap uint8_t __iomem *mem_ptr = NULL; 772a9083016SGiridhar Malavali unsigned long mem_base; 773a9083016SGiridhar Malavali unsigned long mem_page; 7747c3df132SSaurav Kashyap scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); 775a9083016SGiridhar Malavali 776a9083016SGiridhar Malavali write_lock_irqsave(&ha->hw_lock, flags); 777a9083016SGiridhar Malavali 778a9083016SGiridhar Malavali /* 779a9083016SGiridhar Malavali * If attempting to access unknown address or straddle hw windows, 780a9083016SGiridhar Malavali * do not access. 781a9083016SGiridhar Malavali */ 782a9083016SGiridhar Malavali start = qla82xx_pci_set_window(ha, off); 783a9083016SGiridhar Malavali if ((start == -1UL) || 784a9083016SGiridhar Malavali (qla82xx_pci_is_same_window(ha, off + size - 1) == 0)) { 785a9083016SGiridhar Malavali write_unlock_irqrestore(&ha->hw_lock, flags); 7867c3df132SSaurav Kashyap ql_log(ql_log_fatal, vha, 0xb009, 7870bf0efa1SColin Ian King "%s out of bound memory " 7887c3df132SSaurav Kashyap "access, offset is 0x%llx.\n", 7897c3df132SSaurav Kashyap QLA2XXX_DRIVER_NAME, off); 790a9083016SGiridhar Malavali return -1; 791a9083016SGiridhar Malavali } 792a9083016SGiridhar Malavali 793a9083016SGiridhar Malavali write_unlock_irqrestore(&ha->hw_lock, flags); 794a9083016SGiridhar Malavali mem_base = pci_resource_start(ha->pdev, 0); 795a9083016SGiridhar Malavali mem_page = start & PAGE_MASK; 796a9083016SGiridhar Malavali /* Map two pages whenever user tries to access addresses in two 797a9083016SGiridhar Malavali * consecutive pages. 798a9083016SGiridhar Malavali */ 799a9083016SGiridhar Malavali if (mem_page != ((start + size - 1) & PAGE_MASK)) 800a9083016SGiridhar Malavali mem_ptr = ioremap(mem_base + mem_page, PAGE_SIZE*2); 801a9083016SGiridhar Malavali else 802a9083016SGiridhar Malavali mem_ptr = ioremap(mem_base + mem_page, PAGE_SIZE); 803fa492630SSaurav Kashyap if (mem_ptr == NULL) 804a9083016SGiridhar Malavali return -1; 805a9083016SGiridhar Malavali 806a9083016SGiridhar Malavali addr = mem_ptr; 807a9083016SGiridhar Malavali addr += start & (PAGE_SIZE - 1); 808a9083016SGiridhar Malavali write_lock_irqsave(&ha->hw_lock, flags); 809a9083016SGiridhar Malavali 810a9083016SGiridhar Malavali switch (size) { 811a9083016SGiridhar Malavali case 1: 812a9083016SGiridhar Malavali writeb(*(u8 *)data, addr); 813a9083016SGiridhar Malavali break; 814a9083016SGiridhar Malavali case 2: 815a9083016SGiridhar Malavali writew(*(u16 *)data, addr); 816a9083016SGiridhar Malavali break; 817a9083016SGiridhar Malavali case 4: 818a9083016SGiridhar Malavali writel(*(u32 *)data, addr); 819a9083016SGiridhar Malavali break; 820a9083016SGiridhar Malavali case 8: 821a9083016SGiridhar Malavali writeq(*(u64 *)data, addr); 822a9083016SGiridhar Malavali break; 823a9083016SGiridhar Malavali default: 824a9083016SGiridhar Malavali ret = -1; 825a9083016SGiridhar Malavali break; 826a9083016SGiridhar Malavali } 827a9083016SGiridhar Malavali write_unlock_irqrestore(&ha->hw_lock, flags); 828a9083016SGiridhar Malavali if (mem_ptr) 829a9083016SGiridhar Malavali iounmap(mem_ptr); 830a9083016SGiridhar Malavali return ret; 831a9083016SGiridhar Malavali } 832a9083016SGiridhar Malavali 833a9083016SGiridhar Malavali #define MTU_FUDGE_FACTOR 100 83477e334d2SGiridhar Malavali static unsigned long 83577e334d2SGiridhar Malavali qla82xx_decode_crb_addr(unsigned long addr) 836a9083016SGiridhar Malavali { 837a9083016SGiridhar Malavali int i; 838a9083016SGiridhar Malavali unsigned long base_addr, offset, pci_base; 839a9083016SGiridhar Malavali 840a9083016SGiridhar Malavali if (!qla82xx_crb_table_initialized) 841a9083016SGiridhar Malavali qla82xx_crb_addr_transform_setup(); 842a9083016SGiridhar Malavali 843a9083016SGiridhar Malavali pci_base = ADDR_ERROR; 844a9083016SGiridhar Malavali base_addr = addr & 0xfff00000; 845a9083016SGiridhar Malavali offset = addr & 0x000fffff; 846a9083016SGiridhar Malavali 847a9083016SGiridhar Malavali for (i = 0; i < MAX_CRB_XFORM; i++) { 848a9083016SGiridhar Malavali if (crb_addr_xform[i] == base_addr) { 849a9083016SGiridhar Malavali pci_base = i << 20; 850a9083016SGiridhar Malavali break; 851a9083016SGiridhar Malavali } 852a9083016SGiridhar Malavali } 853a9083016SGiridhar Malavali if (pci_base == ADDR_ERROR) 854a9083016SGiridhar Malavali return pci_base; 855a9083016SGiridhar Malavali return pci_base + offset; 856a9083016SGiridhar Malavali } 857a9083016SGiridhar Malavali 858a9083016SGiridhar Malavali static long rom_max_timeout = 100; 859a9083016SGiridhar Malavali static long qla82xx_rom_lock_timeout = 100; 860a9083016SGiridhar Malavali 86177e334d2SGiridhar Malavali static int 862a9083016SGiridhar Malavali qla82xx_rom_lock(struct qla_hw_data *ha) 863a9083016SGiridhar Malavali { 864a9083016SGiridhar Malavali int done = 0, timeout = 0; 8656c315553SSaurav Kashyap uint32_t lock_owner = 0; 86627f4b72fSAtul Deshmukh scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); 867a9083016SGiridhar Malavali 868a9083016SGiridhar Malavali while (!done) { 869a9083016SGiridhar Malavali /* acquire semaphore2 from PCI HW block */ 870a9083016SGiridhar Malavali done = qla82xx_rd_32(ha, QLA82XX_PCIE_REG(PCIE_SEM2_LOCK)); 871a9083016SGiridhar Malavali if (done == 1) 872a9083016SGiridhar Malavali break; 8736c315553SSaurav Kashyap if (timeout >= qla82xx_rom_lock_timeout) { 8746c315553SSaurav Kashyap lock_owner = qla82xx_rd_32(ha, QLA82XX_ROM_LOCK_ID); 8757ab3d962SSawan Chandak ql_dbg(ql_dbg_p3p, vha, 0xb157, 87627f4b72fSAtul Deshmukh "%s: Simultaneous flash access by following ports, active port = %d: accessing port = %d", 87727f4b72fSAtul Deshmukh __func__, ha->portnum, lock_owner); 878a9083016SGiridhar Malavali return -1; 8796c315553SSaurav Kashyap } 880a9083016SGiridhar Malavali timeout++; 881a9083016SGiridhar Malavali } 8824babb90eSHiral Patel qla82xx_wr_32(ha, QLA82XX_ROM_LOCK_ID, ha->portnum); 883a9083016SGiridhar Malavali return 0; 884a9083016SGiridhar Malavali } 885a9083016SGiridhar Malavali 886d652e093SChad Dupuis static void 887d652e093SChad Dupuis qla82xx_rom_unlock(struct qla_hw_data *ha) 888d652e093SChad Dupuis { 8894babb90eSHiral Patel qla82xx_wr_32(ha, QLA82XX_ROM_LOCK_ID, 0xffffffff); 890d652e093SChad Dupuis qla82xx_rd_32(ha, QLA82XX_PCIE_REG(PCIE_SEM2_UNLOCK)); 891d652e093SChad Dupuis } 892d652e093SChad Dupuis 89377e334d2SGiridhar Malavali static int 894a9083016SGiridhar Malavali qla82xx_wait_rom_busy(struct qla_hw_data *ha) 895a9083016SGiridhar Malavali { 896a9083016SGiridhar Malavali long timeout = 0; 897a9083016SGiridhar Malavali long done = 0 ; 8987c3df132SSaurav Kashyap scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); 899a9083016SGiridhar Malavali 900a9083016SGiridhar Malavali while (done == 0) { 901a9083016SGiridhar Malavali done = qla82xx_rd_32(ha, QLA82XX_ROMUSB_GLB_STATUS); 902a9083016SGiridhar Malavali done &= 4; 903a9083016SGiridhar Malavali timeout++; 904a9083016SGiridhar Malavali if (timeout >= rom_max_timeout) { 9057c3df132SSaurav Kashyap ql_dbg(ql_dbg_p3p, vha, 0xb00a, 9067c3df132SSaurav Kashyap "%s: Timeout reached waiting for rom busy.\n", 9077c3df132SSaurav Kashyap QLA2XXX_DRIVER_NAME); 908a9083016SGiridhar Malavali return -1; 909a9083016SGiridhar Malavali } 910a9083016SGiridhar Malavali } 911a9083016SGiridhar Malavali return 0; 912a9083016SGiridhar Malavali } 913a9083016SGiridhar Malavali 91477e334d2SGiridhar Malavali static int 915a9083016SGiridhar Malavali qla82xx_wait_rom_done(struct qla_hw_data *ha) 916a9083016SGiridhar Malavali { 917a9083016SGiridhar Malavali long timeout = 0; 918a9083016SGiridhar Malavali long done = 0 ; 9197c3df132SSaurav Kashyap scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); 920a9083016SGiridhar Malavali 921a9083016SGiridhar Malavali while (done == 0) { 922a9083016SGiridhar Malavali done = qla82xx_rd_32(ha, QLA82XX_ROMUSB_GLB_STATUS); 923a9083016SGiridhar Malavali done &= 2; 924a9083016SGiridhar Malavali timeout++; 925a9083016SGiridhar Malavali if (timeout >= rom_max_timeout) { 9267c3df132SSaurav Kashyap ql_dbg(ql_dbg_p3p, vha, 0xb00b, 9277c3df132SSaurav Kashyap "%s: Timeout reached waiting for rom done.\n", 9287c3df132SSaurav Kashyap QLA2XXX_DRIVER_NAME); 929a9083016SGiridhar Malavali return -1; 930a9083016SGiridhar Malavali } 931a9083016SGiridhar Malavali } 932a9083016SGiridhar Malavali return 0; 933a9083016SGiridhar Malavali } 934a9083016SGiridhar Malavali 935fa492630SSaurav Kashyap static int 9362b29d96dSChad Dupuis qla82xx_md_rw_32(struct qla_hw_data *ha, uint32_t off, u32 data, uint8_t flag) 9372b29d96dSChad Dupuis { 9382b29d96dSChad Dupuis uint32_t off_value, rval = 0; 9392b29d96dSChad Dupuis 9408dfa4b5aSBart Van Assche WRT_REG_DWORD(CRB_WINDOW_2M + ha->nx_pcibase, off & 0xFFFF0000); 9412b29d96dSChad Dupuis 9422b29d96dSChad Dupuis /* Read back value to make sure write has gone through */ 9438dfa4b5aSBart Van Assche RD_REG_DWORD(CRB_WINDOW_2M + ha->nx_pcibase); 9442b29d96dSChad Dupuis off_value = (off & 0x0000FFFF); 9452b29d96dSChad Dupuis 9462b29d96dSChad Dupuis if (flag) 9478dfa4b5aSBart Van Assche WRT_REG_DWORD(off_value + CRB_INDIRECT_2M + ha->nx_pcibase, 9482b29d96dSChad Dupuis data); 9492b29d96dSChad Dupuis else 9508dfa4b5aSBart Van Assche rval = RD_REG_DWORD(off_value + CRB_INDIRECT_2M + 9518dfa4b5aSBart Van Assche ha->nx_pcibase); 9522b29d96dSChad Dupuis 9532b29d96dSChad Dupuis return rval; 9542b29d96dSChad Dupuis } 9552b29d96dSChad Dupuis 95677e334d2SGiridhar Malavali static int 957a9083016SGiridhar Malavali qla82xx_do_rom_fast_read(struct qla_hw_data *ha, int addr, int *valp) 958a9083016SGiridhar Malavali { 9592b29d96dSChad Dupuis /* Dword reads to flash. */ 9602b29d96dSChad Dupuis qla82xx_md_rw_32(ha, MD_DIRECT_ROM_WINDOW, (addr & 0xFFFF0000), 1); 9612b29d96dSChad Dupuis *valp = qla82xx_md_rw_32(ha, MD_DIRECT_ROM_READ_BASE + 9622b29d96dSChad Dupuis (addr & 0x0000FFFF), 0, 0); 9637c3df132SSaurav Kashyap 964a9083016SGiridhar Malavali return 0; 965a9083016SGiridhar Malavali } 966a9083016SGiridhar Malavali 96777e334d2SGiridhar Malavali static int 968a9083016SGiridhar Malavali qla82xx_rom_fast_read(struct qla_hw_data *ha, int addr, int *valp) 969a9083016SGiridhar Malavali { 970a9083016SGiridhar Malavali int ret, loops = 0; 9714babb90eSHiral Patel uint32_t lock_owner = 0; 9727c3df132SSaurav Kashyap scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); 973a9083016SGiridhar Malavali 974a9083016SGiridhar Malavali while ((qla82xx_rom_lock(ha) != 0) && (loops < 50000)) { 975a9083016SGiridhar Malavali udelay(100); 976a9083016SGiridhar Malavali schedule(); 977a9083016SGiridhar Malavali loops++; 978a9083016SGiridhar Malavali } 979a9083016SGiridhar Malavali if (loops >= 50000) { 9804babb90eSHiral Patel lock_owner = qla82xx_rd_32(ha, QLA82XX_ROM_LOCK_ID); 9817c3df132SSaurav Kashyap ql_log(ql_log_fatal, vha, 0x00b9, 9824babb90eSHiral Patel "Failed to acquire SEM2 lock, Lock Owner %u.\n", 9834babb90eSHiral Patel lock_owner); 984a9083016SGiridhar Malavali return -1; 985a9083016SGiridhar Malavali } 986a9083016SGiridhar Malavali ret = qla82xx_do_rom_fast_read(ha, addr, valp); 987d652e093SChad Dupuis qla82xx_rom_unlock(ha); 988a9083016SGiridhar Malavali return ret; 989a9083016SGiridhar Malavali } 990a9083016SGiridhar Malavali 99177e334d2SGiridhar Malavali static int 992a9083016SGiridhar Malavali qla82xx_read_status_reg(struct qla_hw_data *ha, uint32_t *val) 993a9083016SGiridhar Malavali { 9947c3df132SSaurav Kashyap scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); 995bd432bb5SBart Van Assche 996a9083016SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_ROMUSB_ROM_INSTR_OPCODE, M25P_INSTR_RDSR); 997a9083016SGiridhar Malavali qla82xx_wait_rom_busy(ha); 998a9083016SGiridhar Malavali if (qla82xx_wait_rom_done(ha)) { 9997c3df132SSaurav Kashyap ql_log(ql_log_warn, vha, 0xb00c, 10007c3df132SSaurav Kashyap "Error waiting for rom done.\n"); 1001a9083016SGiridhar Malavali return -1; 1002a9083016SGiridhar Malavali } 1003a9083016SGiridhar Malavali *val = qla82xx_rd_32(ha, QLA82XX_ROMUSB_ROM_RDATA); 1004a9083016SGiridhar Malavali return 0; 1005a9083016SGiridhar Malavali } 1006a9083016SGiridhar Malavali 100777e334d2SGiridhar Malavali static int 1008a9083016SGiridhar Malavali qla82xx_flash_wait_write_finish(struct qla_hw_data *ha) 1009a9083016SGiridhar Malavali { 1010a9083016SGiridhar Malavali long timeout = 0; 1011a9083016SGiridhar Malavali uint32_t done = 1 ; 1012a9083016SGiridhar Malavali uint32_t val; 1013a9083016SGiridhar Malavali int ret = 0; 10147c3df132SSaurav Kashyap scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); 1015a9083016SGiridhar Malavali 1016a9083016SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_ROMUSB_ROM_ABYTE_CNT, 0); 1017a9083016SGiridhar Malavali while ((done != 0) && (ret == 0)) { 1018a9083016SGiridhar Malavali ret = qla82xx_read_status_reg(ha, &val); 1019a9083016SGiridhar Malavali done = val & 1; 1020a9083016SGiridhar Malavali timeout++; 1021a9083016SGiridhar Malavali udelay(10); 1022a9083016SGiridhar Malavali cond_resched(); 1023a9083016SGiridhar Malavali if (timeout >= 50000) { 10247c3df132SSaurav Kashyap ql_log(ql_log_warn, vha, 0xb00d, 10257c3df132SSaurav Kashyap "Timeout reached waiting for write finish.\n"); 1026a9083016SGiridhar Malavali return -1; 1027a9083016SGiridhar Malavali } 1028a9083016SGiridhar Malavali } 1029a9083016SGiridhar Malavali return ret; 1030a9083016SGiridhar Malavali } 1031a9083016SGiridhar Malavali 103277e334d2SGiridhar Malavali static int 1033a9083016SGiridhar Malavali qla82xx_flash_set_write_enable(struct qla_hw_data *ha) 1034a9083016SGiridhar Malavali { 1035a9083016SGiridhar Malavali uint32_t val; 1036bd432bb5SBart Van Assche 1037a9083016SGiridhar Malavali qla82xx_wait_rom_busy(ha); 1038a9083016SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_ROMUSB_ROM_ABYTE_CNT, 0); 1039a9083016SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_ROMUSB_ROM_INSTR_OPCODE, M25P_INSTR_WREN); 1040a9083016SGiridhar Malavali qla82xx_wait_rom_busy(ha); 1041a9083016SGiridhar Malavali if (qla82xx_wait_rom_done(ha)) 1042a9083016SGiridhar Malavali return -1; 1043a9083016SGiridhar Malavali if (qla82xx_read_status_reg(ha, &val) != 0) 1044a9083016SGiridhar Malavali return -1; 1045a9083016SGiridhar Malavali if ((val & 2) != 2) 1046a9083016SGiridhar Malavali return -1; 1047a9083016SGiridhar Malavali return 0; 1048a9083016SGiridhar Malavali } 1049a9083016SGiridhar Malavali 105077e334d2SGiridhar Malavali static int 1051a9083016SGiridhar Malavali qla82xx_write_status_reg(struct qla_hw_data *ha, uint32_t val) 1052a9083016SGiridhar Malavali { 10537c3df132SSaurav Kashyap scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); 1054bd432bb5SBart Van Assche 1055a9083016SGiridhar Malavali if (qla82xx_flash_set_write_enable(ha)) 1056a9083016SGiridhar Malavali return -1; 1057a9083016SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_ROMUSB_ROM_WDATA, val); 1058a9083016SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_ROMUSB_ROM_INSTR_OPCODE, 0x1); 1059a9083016SGiridhar Malavali if (qla82xx_wait_rom_done(ha)) { 10607c3df132SSaurav Kashyap ql_log(ql_log_warn, vha, 0xb00e, 10617c3df132SSaurav Kashyap "Error waiting for rom done.\n"); 1062a9083016SGiridhar Malavali return -1; 1063a9083016SGiridhar Malavali } 1064a9083016SGiridhar Malavali return qla82xx_flash_wait_write_finish(ha); 1065a9083016SGiridhar Malavali } 1066a9083016SGiridhar Malavali 106777e334d2SGiridhar Malavali static int 1068a9083016SGiridhar Malavali qla82xx_write_disable_flash(struct qla_hw_data *ha) 1069a9083016SGiridhar Malavali { 10707c3df132SSaurav Kashyap scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); 1071bd432bb5SBart Van Assche 1072a9083016SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_ROMUSB_ROM_INSTR_OPCODE, M25P_INSTR_WRDI); 1073a9083016SGiridhar Malavali if (qla82xx_wait_rom_done(ha)) { 10747c3df132SSaurav Kashyap ql_log(ql_log_warn, vha, 0xb00f, 10757c3df132SSaurav Kashyap "Error waiting for rom done.\n"); 1076a9083016SGiridhar Malavali return -1; 1077a9083016SGiridhar Malavali } 1078a9083016SGiridhar Malavali return 0; 1079a9083016SGiridhar Malavali } 1080a9083016SGiridhar Malavali 108177e334d2SGiridhar Malavali static int 1082a9083016SGiridhar Malavali ql82xx_rom_lock_d(struct qla_hw_data *ha) 1083a9083016SGiridhar Malavali { 1084a9083016SGiridhar Malavali int loops = 0; 10854babb90eSHiral Patel uint32_t lock_owner = 0; 10867c3df132SSaurav Kashyap scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); 10877c3df132SSaurav Kashyap 1088a9083016SGiridhar Malavali while ((qla82xx_rom_lock(ha) != 0) && (loops < 50000)) { 1089a9083016SGiridhar Malavali udelay(100); 1090a9083016SGiridhar Malavali cond_resched(); 1091a9083016SGiridhar Malavali loops++; 1092a9083016SGiridhar Malavali } 1093a9083016SGiridhar Malavali if (loops >= 50000) { 10944babb90eSHiral Patel lock_owner = qla82xx_rd_32(ha, QLA82XX_ROM_LOCK_ID); 10957c3df132SSaurav Kashyap ql_log(ql_log_warn, vha, 0xb010, 10964babb90eSHiral Patel "ROM lock failed, Lock Owner %u.\n", lock_owner); 1097a9083016SGiridhar Malavali return -1; 1098a9083016SGiridhar Malavali } 1099cd6dbb03SJesper Juhl return 0; 1100a9083016SGiridhar Malavali } 1101a9083016SGiridhar Malavali 110277e334d2SGiridhar Malavali static int 1103a9083016SGiridhar Malavali qla82xx_write_flash_dword(struct qla_hw_data *ha, uint32_t flashaddr, 1104a9083016SGiridhar Malavali uint32_t data) 1105a9083016SGiridhar Malavali { 1106a9083016SGiridhar Malavali int ret = 0; 11077c3df132SSaurav Kashyap scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); 1108a9083016SGiridhar Malavali 1109a9083016SGiridhar Malavali ret = ql82xx_rom_lock_d(ha); 1110a9083016SGiridhar Malavali if (ret < 0) { 11117c3df132SSaurav Kashyap ql_log(ql_log_warn, vha, 0xb011, 11127c3df132SSaurav Kashyap "ROM lock failed.\n"); 1113a9083016SGiridhar Malavali return ret; 1114a9083016SGiridhar Malavali } 1115a9083016SGiridhar Malavali 1116a9083016SGiridhar Malavali if (qla82xx_flash_set_write_enable(ha)) 1117a9083016SGiridhar Malavali goto done_write; 1118a9083016SGiridhar Malavali 1119a9083016SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_ROMUSB_ROM_WDATA, data); 1120a9083016SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_ROMUSB_ROM_ADDRESS, flashaddr); 1121a9083016SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_ROMUSB_ROM_ABYTE_CNT, 3); 1122a9083016SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_ROMUSB_ROM_INSTR_OPCODE, M25P_INSTR_PP); 1123a9083016SGiridhar Malavali qla82xx_wait_rom_busy(ha); 1124a9083016SGiridhar Malavali if (qla82xx_wait_rom_done(ha)) { 11257c3df132SSaurav Kashyap ql_log(ql_log_warn, vha, 0xb012, 11267c3df132SSaurav Kashyap "Error waiting for rom done.\n"); 1127a9083016SGiridhar Malavali ret = -1; 1128a9083016SGiridhar Malavali goto done_write; 1129a9083016SGiridhar Malavali } 1130a9083016SGiridhar Malavali 1131a9083016SGiridhar Malavali ret = qla82xx_flash_wait_write_finish(ha); 1132a9083016SGiridhar Malavali 1133a9083016SGiridhar Malavali done_write: 1134d652e093SChad Dupuis qla82xx_rom_unlock(ha); 1135a9083016SGiridhar Malavali return ret; 1136a9083016SGiridhar Malavali } 1137a9083016SGiridhar Malavali 1138a9083016SGiridhar Malavali /* This routine does CRB initialize sequence 1139a9083016SGiridhar Malavali * to put the ISP into operational state 1140a9083016SGiridhar Malavali */ 114177e334d2SGiridhar Malavali static int 114277e334d2SGiridhar Malavali qla82xx_pinit_from_rom(scsi_qla_host_t *vha) 1143a9083016SGiridhar Malavali { 1144a9083016SGiridhar Malavali int addr, val; 1145a9083016SGiridhar Malavali int i ; 1146a9083016SGiridhar Malavali struct crb_addr_pair *buf; 1147a9083016SGiridhar Malavali unsigned long off; 1148a9083016SGiridhar Malavali unsigned offset, n; 1149a9083016SGiridhar Malavali struct qla_hw_data *ha = vha->hw; 1150a9083016SGiridhar Malavali 1151a9083016SGiridhar Malavali struct crb_addr_pair { 1152a9083016SGiridhar Malavali long addr; 1153a9083016SGiridhar Malavali long data; 1154a9083016SGiridhar Malavali }; 1155a9083016SGiridhar Malavali 1156a720101dSMasanari Iida /* Halt all the individual PEGs and other blocks of the ISP */ 1157a9083016SGiridhar Malavali qla82xx_rom_lock(ha); 1158c9e8fd5cSMadhuranath Iyengar 115902be2215SGiridhar Malavali /* disable all I2Q */ 116002be2215SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_CRB_I2Q + 0x10, 0x0); 116102be2215SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_CRB_I2Q + 0x14, 0x0); 116202be2215SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_CRB_I2Q + 0x18, 0x0); 116302be2215SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_CRB_I2Q + 0x1c, 0x0); 116402be2215SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_CRB_I2Q + 0x20, 0x0); 116502be2215SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_CRB_I2Q + 0x24, 0x0); 116602be2215SGiridhar Malavali 116702be2215SGiridhar Malavali /* disable all niu interrupts */ 1168c9e8fd5cSMadhuranath Iyengar qla82xx_wr_32(ha, QLA82XX_CRB_NIU + 0x40, 0xff); 1169c9e8fd5cSMadhuranath Iyengar /* disable xge rx/tx */ 1170c9e8fd5cSMadhuranath Iyengar qla82xx_wr_32(ha, QLA82XX_CRB_NIU + 0x70000, 0x00); 1171c9e8fd5cSMadhuranath Iyengar /* disable xg1 rx/tx */ 1172c9e8fd5cSMadhuranath Iyengar qla82xx_wr_32(ha, QLA82XX_CRB_NIU + 0x80000, 0x00); 117302be2215SGiridhar Malavali /* disable sideband mac */ 117402be2215SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_CRB_NIU + 0x90000, 0x00); 117502be2215SGiridhar Malavali /* disable ap0 mac */ 117602be2215SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_CRB_NIU + 0xa0000, 0x00); 117702be2215SGiridhar Malavali /* disable ap1 mac */ 117802be2215SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_CRB_NIU + 0xb0000, 0x00); 1179c9e8fd5cSMadhuranath Iyengar 1180c9e8fd5cSMadhuranath Iyengar /* halt sre */ 1181c9e8fd5cSMadhuranath Iyengar val = qla82xx_rd_32(ha, QLA82XX_CRB_SRE + 0x1000); 1182c9e8fd5cSMadhuranath Iyengar qla82xx_wr_32(ha, QLA82XX_CRB_SRE + 0x1000, val & (~(0x1))); 1183c9e8fd5cSMadhuranath Iyengar 1184c9e8fd5cSMadhuranath Iyengar /* halt epg */ 1185c9e8fd5cSMadhuranath Iyengar qla82xx_wr_32(ha, QLA82XX_CRB_EPG + 0x1300, 0x1); 1186c9e8fd5cSMadhuranath Iyengar 1187c9e8fd5cSMadhuranath Iyengar /* halt timers */ 1188c9e8fd5cSMadhuranath Iyengar qla82xx_wr_32(ha, QLA82XX_CRB_TIMER + 0x0, 0x0); 1189c9e8fd5cSMadhuranath Iyengar qla82xx_wr_32(ha, QLA82XX_CRB_TIMER + 0x8, 0x0); 1190c9e8fd5cSMadhuranath Iyengar qla82xx_wr_32(ha, QLA82XX_CRB_TIMER + 0x10, 0x0); 1191c9e8fd5cSMadhuranath Iyengar qla82xx_wr_32(ha, QLA82XX_CRB_TIMER + 0x18, 0x0); 1192c9e8fd5cSMadhuranath Iyengar qla82xx_wr_32(ha, QLA82XX_CRB_TIMER + 0x100, 0x0); 119302be2215SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_CRB_TIMER + 0x200, 0x0); 1194c9e8fd5cSMadhuranath Iyengar 1195c9e8fd5cSMadhuranath Iyengar /* halt pegs */ 1196c9e8fd5cSMadhuranath Iyengar qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_0 + 0x3c, 1); 1197c9e8fd5cSMadhuranath Iyengar qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_1 + 0x3c, 1); 1198c9e8fd5cSMadhuranath Iyengar qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_2 + 0x3c, 1); 1199c9e8fd5cSMadhuranath Iyengar qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_3 + 0x3c, 1); 1200c9e8fd5cSMadhuranath Iyengar qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_4 + 0x3c, 1); 120102be2215SGiridhar Malavali msleep(20); 1202c9e8fd5cSMadhuranath Iyengar 1203c9e8fd5cSMadhuranath Iyengar /* big hammer */ 1204a9083016SGiridhar Malavali if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) 1205a9083016SGiridhar Malavali /* don't reset CAM block on reset */ 1206a9083016SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_ROMUSB_GLB_SW_RESET, 0xfeffffff); 1207a9083016SGiridhar Malavali else 1208a9083016SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_ROMUSB_GLB_SW_RESET, 0xffffffff); 1209d652e093SChad Dupuis qla82xx_rom_unlock(ha); 1210a9083016SGiridhar Malavali 1211a9083016SGiridhar Malavali /* Read the signature value from the flash. 1212a9083016SGiridhar Malavali * Offset 0: Contain signature (0xcafecafe) 1213a9083016SGiridhar Malavali * Offset 4: Offset and number of addr/value pairs 1214a9083016SGiridhar Malavali * that present in CRB initialize sequence 1215a9083016SGiridhar Malavali */ 1216a9083016SGiridhar Malavali if (qla82xx_rom_fast_read(ha, 0, &n) != 0 || n != 0xcafecafeUL || 1217a9083016SGiridhar Malavali qla82xx_rom_fast_read(ha, 4, &n) != 0) { 12187c3df132SSaurav Kashyap ql_log(ql_log_fatal, vha, 0x006e, 12197c3df132SSaurav Kashyap "Error Reading crb_init area: n: %08x.\n", n); 1220a9083016SGiridhar Malavali return -1; 1221a9083016SGiridhar Malavali } 1222a9083016SGiridhar Malavali 1223a9083016SGiridhar Malavali /* Offset in flash = lower 16 bits 122400adc9a0SSaurav Kashyap * Number of entries = upper 16 bits 1225a9083016SGiridhar Malavali */ 1226a9083016SGiridhar Malavali offset = n & 0xffffU; 1227a9083016SGiridhar Malavali n = (n >> 16) & 0xffffU; 1228a9083016SGiridhar Malavali 122900adc9a0SSaurav Kashyap /* number of addr/value pair should not exceed 1024 entries */ 1230a9083016SGiridhar Malavali if (n >= 1024) { 12317c3df132SSaurav Kashyap ql_log(ql_log_fatal, vha, 0x0071, 12327c3df132SSaurav Kashyap "Card flash not initialized:n=0x%x.\n", n); 1233a9083016SGiridhar Malavali return -1; 1234a9083016SGiridhar Malavali } 1235a9083016SGiridhar Malavali 12367c3df132SSaurav Kashyap ql_log(ql_log_info, vha, 0x0072, 12377c3df132SSaurav Kashyap "%d CRB init values found in ROM.\n", n); 1238a9083016SGiridhar Malavali 12396da2ec56SKees Cook buf = kmalloc_array(n, sizeof(struct crb_addr_pair), GFP_KERNEL); 1240a9083016SGiridhar Malavali if (buf == NULL) { 12417c3df132SSaurav Kashyap ql_log(ql_log_fatal, vha, 0x010c, 12427c3df132SSaurav Kashyap "Unable to allocate memory.\n"); 12435cfe8d5bSBart Van Assche return -ENOMEM; 1244a9083016SGiridhar Malavali } 1245a9083016SGiridhar Malavali 1246a9083016SGiridhar Malavali for (i = 0; i < n; i++) { 1247a9083016SGiridhar Malavali if (qla82xx_rom_fast_read(ha, 8*i + 4*offset, &val) != 0 || 1248a9083016SGiridhar Malavali qla82xx_rom_fast_read(ha, 8*i + 4*offset + 4, &addr) != 0) { 1249a9083016SGiridhar Malavali kfree(buf); 1250a9083016SGiridhar Malavali return -1; 1251a9083016SGiridhar Malavali } 1252a9083016SGiridhar Malavali 1253a9083016SGiridhar Malavali buf[i].addr = addr; 1254a9083016SGiridhar Malavali buf[i].data = val; 1255a9083016SGiridhar Malavali } 1256a9083016SGiridhar Malavali 1257a9083016SGiridhar Malavali for (i = 0; i < n; i++) { 1258a9083016SGiridhar Malavali /* Translate internal CRB initialization 1259a9083016SGiridhar Malavali * address to PCI bus address 1260a9083016SGiridhar Malavali */ 1261a9083016SGiridhar Malavali off = qla82xx_decode_crb_addr((unsigned long)buf[i].addr) + 1262a9083016SGiridhar Malavali QLA82XX_PCI_CRBSPACE; 1263a9083016SGiridhar Malavali /* Not all CRB addr/value pair to be written, 1264a9083016SGiridhar Malavali * some of them are skipped 1265a9083016SGiridhar Malavali */ 1266a9083016SGiridhar Malavali 1267a9083016SGiridhar Malavali /* skipping cold reboot MAGIC */ 1268a9083016SGiridhar Malavali if (off == QLA82XX_CAM_RAM(0x1fc)) 1269a9083016SGiridhar Malavali continue; 1270a9083016SGiridhar Malavali 1271a9083016SGiridhar Malavali /* do not reset PCI */ 1272a9083016SGiridhar Malavali if (off == (ROMUSB_GLB + 0xbc)) 1273a9083016SGiridhar Malavali continue; 1274a9083016SGiridhar Malavali 1275a9083016SGiridhar Malavali /* skip core clock, so that firmware can increase the clock */ 1276a9083016SGiridhar Malavali if (off == (ROMUSB_GLB + 0xc8)) 1277a9083016SGiridhar Malavali continue; 1278a9083016SGiridhar Malavali 1279a9083016SGiridhar Malavali /* skip the function enable register */ 1280a9083016SGiridhar Malavali if (off == QLA82XX_PCIE_REG(PCIE_SETUP_FUNCTION)) 1281a9083016SGiridhar Malavali continue; 1282a9083016SGiridhar Malavali 1283a9083016SGiridhar Malavali if (off == QLA82XX_PCIE_REG(PCIE_SETUP_FUNCTION2)) 1284a9083016SGiridhar Malavali continue; 1285a9083016SGiridhar Malavali 1286a9083016SGiridhar Malavali if ((off & 0x0ff00000) == QLA82XX_CRB_SMB) 1287a9083016SGiridhar Malavali continue; 1288a9083016SGiridhar Malavali 1289a9083016SGiridhar Malavali if ((off & 0x0ff00000) == QLA82XX_CRB_DDR_NET) 1290a9083016SGiridhar Malavali continue; 1291a9083016SGiridhar Malavali 1292a9083016SGiridhar Malavali if (off == ADDR_ERROR) { 12937c3df132SSaurav Kashyap ql_log(ql_log_fatal, vha, 0x0116, 1294d939be3aSMasanari Iida "Unknown addr: 0x%08lx.\n", buf[i].addr); 1295a9083016SGiridhar Malavali continue; 1296a9083016SGiridhar Malavali } 1297a9083016SGiridhar Malavali 1298a9083016SGiridhar Malavali qla82xx_wr_32(ha, off, buf[i].data); 1299a9083016SGiridhar Malavali 1300a9083016SGiridhar Malavali /* ISP requires much bigger delay to settle down, 1301a9083016SGiridhar Malavali * else crb_window returns 0xffffffff 1302a9083016SGiridhar Malavali */ 1303a9083016SGiridhar Malavali if (off == QLA82XX_ROMUSB_GLB_SW_RESET) 1304a9083016SGiridhar Malavali msleep(1000); 1305a9083016SGiridhar Malavali 1306a9083016SGiridhar Malavali /* ISP requires millisec delay between 1307a9083016SGiridhar Malavali * successive CRB register updation 1308a9083016SGiridhar Malavali */ 1309a9083016SGiridhar Malavali msleep(1); 1310a9083016SGiridhar Malavali } 1311a9083016SGiridhar Malavali 1312a9083016SGiridhar Malavali kfree(buf); 1313a9083016SGiridhar Malavali 1314a9083016SGiridhar Malavali /* Resetting the data and instruction cache */ 1315a9083016SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_D+0xec, 0x1e); 1316a9083016SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_D+0x4c, 8); 1317a9083016SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_I+0x4c, 8); 1318a9083016SGiridhar Malavali 1319a9083016SGiridhar Malavali /* Clear all protocol processing engines */ 1320a9083016SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_0+0x8, 0); 1321a9083016SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_0+0xc, 0); 1322a9083016SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_1+0x8, 0); 1323a9083016SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_1+0xc, 0); 1324a9083016SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_2+0x8, 0); 1325a9083016SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_2+0xc, 0); 1326a9083016SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_3+0x8, 0); 1327a9083016SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_3+0xc, 0); 1328a9083016SGiridhar Malavali return 0; 1329a9083016SGiridhar Malavali } 1330a9083016SGiridhar Malavali 133177e334d2SGiridhar Malavali static int 133277e334d2SGiridhar Malavali qla82xx_pci_mem_write_2M(struct qla_hw_data *ha, 133377e334d2SGiridhar Malavali u64 off, void *data, int size) 133477e334d2SGiridhar Malavali { 133577e334d2SGiridhar Malavali int i, j, ret = 0, loop, sz[2], off0; 133677e334d2SGiridhar Malavali int scale, shift_amount, startword; 133777e334d2SGiridhar Malavali uint32_t temp; 133877e334d2SGiridhar Malavali uint64_t off8, mem_crb, tmpw, word[2] = {0, 0}; 133977e334d2SGiridhar Malavali 134077e334d2SGiridhar Malavali /* 134177e334d2SGiridhar Malavali * If not MN, go check for MS or invalid. 134277e334d2SGiridhar Malavali */ 134377e334d2SGiridhar Malavali if (off >= QLA82XX_ADDR_QDR_NET && off <= QLA82XX_P3_ADDR_QDR_NET_MAX) 134477e334d2SGiridhar Malavali mem_crb = QLA82XX_CRB_QDR_NET; 134577e334d2SGiridhar Malavali else { 134677e334d2SGiridhar Malavali mem_crb = QLA82XX_CRB_DDR_NET; 134777e334d2SGiridhar Malavali if (qla82xx_pci_mem_bound_check(ha, off, size) == 0) 134877e334d2SGiridhar Malavali return qla82xx_pci_mem_write_direct(ha, 134977e334d2SGiridhar Malavali off, data, size); 135077e334d2SGiridhar Malavali } 135177e334d2SGiridhar Malavali 135277e334d2SGiridhar Malavali off0 = off & 0x7; 135377e334d2SGiridhar Malavali sz[0] = (size < (8 - off0)) ? size : (8 - off0); 135477e334d2SGiridhar Malavali sz[1] = size - sz[0]; 135577e334d2SGiridhar Malavali 135677e334d2SGiridhar Malavali off8 = off & 0xfffffff0; 135777e334d2SGiridhar Malavali loop = (((off & 0xf) + size - 1) >> 4) + 1; 135877e334d2SGiridhar Malavali shift_amount = 4; 135977e334d2SGiridhar Malavali scale = 2; 136077e334d2SGiridhar Malavali startword = (off & 0xf)/8; 136177e334d2SGiridhar Malavali 136277e334d2SGiridhar Malavali for (i = 0; i < loop; i++) { 136377e334d2SGiridhar Malavali if (qla82xx_pci_mem_read_2M(ha, off8 + 136477e334d2SGiridhar Malavali (i << shift_amount), &word[i * scale], 8)) 136577e334d2SGiridhar Malavali return -1; 136677e334d2SGiridhar Malavali } 136777e334d2SGiridhar Malavali 136877e334d2SGiridhar Malavali switch (size) { 136977e334d2SGiridhar Malavali case 1: 137077e334d2SGiridhar Malavali tmpw = *((uint8_t *)data); 137177e334d2SGiridhar Malavali break; 137277e334d2SGiridhar Malavali case 2: 137377e334d2SGiridhar Malavali tmpw = *((uint16_t *)data); 137477e334d2SGiridhar Malavali break; 137577e334d2SGiridhar Malavali case 4: 137677e334d2SGiridhar Malavali tmpw = *((uint32_t *)data); 137777e334d2SGiridhar Malavali break; 137877e334d2SGiridhar Malavali case 8: 137977e334d2SGiridhar Malavali default: 138077e334d2SGiridhar Malavali tmpw = *((uint64_t *)data); 138177e334d2SGiridhar Malavali break; 138277e334d2SGiridhar Malavali } 138377e334d2SGiridhar Malavali 138477e334d2SGiridhar Malavali if (sz[0] == 8) { 138577e334d2SGiridhar Malavali word[startword] = tmpw; 138677e334d2SGiridhar Malavali } else { 138777e334d2SGiridhar Malavali word[startword] &= 138877e334d2SGiridhar Malavali ~((~(~0ULL << (sz[0] * 8))) << (off0 * 8)); 138977e334d2SGiridhar Malavali word[startword] |= tmpw << (off0 * 8); 139077e334d2SGiridhar Malavali } 139177e334d2SGiridhar Malavali if (sz[1] != 0) { 139277e334d2SGiridhar Malavali word[startword+1] &= ~(~0ULL << (sz[1] * 8)); 139377e334d2SGiridhar Malavali word[startword+1] |= tmpw >> (sz[0] * 8); 139477e334d2SGiridhar Malavali } 139577e334d2SGiridhar Malavali 139677e334d2SGiridhar Malavali for (i = 0; i < loop; i++) { 139777e334d2SGiridhar Malavali temp = off8 + (i << shift_amount); 139877e334d2SGiridhar Malavali qla82xx_wr_32(ha, mem_crb+MIU_TEST_AGT_ADDR_LO, temp); 139977e334d2SGiridhar Malavali temp = 0; 140077e334d2SGiridhar Malavali qla82xx_wr_32(ha, mem_crb+MIU_TEST_AGT_ADDR_HI, temp); 140177e334d2SGiridhar Malavali temp = word[i * scale] & 0xffffffff; 140277e334d2SGiridhar Malavali qla82xx_wr_32(ha, mem_crb+MIU_TEST_AGT_WRDATA_LO, temp); 140377e334d2SGiridhar Malavali temp = (word[i * scale] >> 32) & 0xffffffff; 140477e334d2SGiridhar Malavali qla82xx_wr_32(ha, mem_crb+MIU_TEST_AGT_WRDATA_HI, temp); 140577e334d2SGiridhar Malavali temp = word[i*scale + 1] & 0xffffffff; 140677e334d2SGiridhar Malavali qla82xx_wr_32(ha, mem_crb + 140777e334d2SGiridhar Malavali MIU_TEST_AGT_WRDATA_UPPER_LO, temp); 140877e334d2SGiridhar Malavali temp = (word[i*scale + 1] >> 32) & 0xffffffff; 140977e334d2SGiridhar Malavali qla82xx_wr_32(ha, mem_crb + 141077e334d2SGiridhar Malavali MIU_TEST_AGT_WRDATA_UPPER_HI, temp); 141177e334d2SGiridhar Malavali 141277e334d2SGiridhar Malavali temp = MIU_TA_CTL_ENABLE | MIU_TA_CTL_WRITE; 141377e334d2SGiridhar Malavali qla82xx_wr_32(ha, mem_crb + MIU_TEST_AGT_CTRL, temp); 141477e334d2SGiridhar Malavali temp = MIU_TA_CTL_START | MIU_TA_CTL_ENABLE | MIU_TA_CTL_WRITE; 141577e334d2SGiridhar Malavali qla82xx_wr_32(ha, mem_crb + MIU_TEST_AGT_CTRL, temp); 141677e334d2SGiridhar Malavali 141777e334d2SGiridhar Malavali for (j = 0; j < MAX_CTL_CHECK; j++) { 141877e334d2SGiridhar Malavali temp = qla82xx_rd_32(ha, mem_crb + MIU_TEST_AGT_CTRL); 141977e334d2SGiridhar Malavali if ((temp & MIU_TA_CTL_BUSY) == 0) 142077e334d2SGiridhar Malavali break; 142177e334d2SGiridhar Malavali } 142277e334d2SGiridhar Malavali 142377e334d2SGiridhar Malavali if (j >= MAX_CTL_CHECK) { 142477e334d2SGiridhar Malavali if (printk_ratelimit()) 142577e334d2SGiridhar Malavali dev_err(&ha->pdev->dev, 14267c3df132SSaurav Kashyap "failed to write through agent.\n"); 142777e334d2SGiridhar Malavali ret = -1; 142877e334d2SGiridhar Malavali break; 142977e334d2SGiridhar Malavali } 143077e334d2SGiridhar Malavali } 143177e334d2SGiridhar Malavali 143277e334d2SGiridhar Malavali return ret; 143377e334d2SGiridhar Malavali } 143477e334d2SGiridhar Malavali 143577e334d2SGiridhar Malavali static int 1436a9083016SGiridhar Malavali qla82xx_fw_load_from_flash(struct qla_hw_data *ha) 1437a9083016SGiridhar Malavali { 1438a9083016SGiridhar Malavali int i; 1439a9083016SGiridhar Malavali long size = 0; 14409c2b2975SHarish Zunjarrao long flashaddr = ha->flt_region_bootload << 2; 14419c2b2975SHarish Zunjarrao long memaddr = BOOTLD_START; 1442a9083016SGiridhar Malavali u64 data; 1443a9083016SGiridhar Malavali u32 high, low; 1444bd432bb5SBart Van Assche 1445a9083016SGiridhar Malavali size = (IMAGE_START - BOOTLD_START) / 8; 1446a9083016SGiridhar Malavali 1447a9083016SGiridhar Malavali for (i = 0; i < size; i++) { 1448a9083016SGiridhar Malavali if ((qla82xx_rom_fast_read(ha, flashaddr, (int *)&low)) || 1449a9083016SGiridhar Malavali (qla82xx_rom_fast_read(ha, flashaddr + 4, (int *)&high))) { 1450a9083016SGiridhar Malavali return -1; 1451a9083016SGiridhar Malavali } 1452a9083016SGiridhar Malavali data = ((u64)high << 32) | low ; 1453a9083016SGiridhar Malavali qla82xx_pci_mem_write_2M(ha, memaddr, &data, 8); 1454a9083016SGiridhar Malavali flashaddr += 8; 1455a9083016SGiridhar Malavali memaddr += 8; 1456a9083016SGiridhar Malavali 1457a9083016SGiridhar Malavali if (i % 0x1000 == 0) 1458a9083016SGiridhar Malavali msleep(1); 1459a9083016SGiridhar Malavali } 1460a9083016SGiridhar Malavali udelay(100); 1461a9083016SGiridhar Malavali read_lock(&ha->hw_lock); 1462a9083016SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_0 + 0x18, 0x1020); 1463a9083016SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_ROMUSB_GLB_SW_RESET, 0x80001e); 1464a9083016SGiridhar Malavali read_unlock(&ha->hw_lock); 1465a9083016SGiridhar Malavali return 0; 1466a9083016SGiridhar Malavali } 1467a9083016SGiridhar Malavali 1468a9083016SGiridhar Malavali int 1469a9083016SGiridhar Malavali qla82xx_pci_mem_read_2M(struct qla_hw_data *ha, 1470a9083016SGiridhar Malavali u64 off, void *data, int size) 1471a9083016SGiridhar Malavali { 1472a9083016SGiridhar Malavali int i, j = 0, k, start, end, loop, sz[2], off0[2]; 1473a9083016SGiridhar Malavali int shift_amount; 1474a9083016SGiridhar Malavali uint32_t temp; 1475a9083016SGiridhar Malavali uint64_t off8, val, mem_crb, word[2] = {0, 0}; 1476a9083016SGiridhar Malavali 1477a9083016SGiridhar Malavali /* 1478a9083016SGiridhar Malavali * If not MN, go check for MS or invalid. 1479a9083016SGiridhar Malavali */ 1480a9083016SGiridhar Malavali 1481a9083016SGiridhar Malavali if (off >= QLA82XX_ADDR_QDR_NET && off <= QLA82XX_P3_ADDR_QDR_NET_MAX) 1482a9083016SGiridhar Malavali mem_crb = QLA82XX_CRB_QDR_NET; 1483a9083016SGiridhar Malavali else { 1484a9083016SGiridhar Malavali mem_crb = QLA82XX_CRB_DDR_NET; 1485a9083016SGiridhar Malavali if (qla82xx_pci_mem_bound_check(ha, off, size) == 0) 1486a9083016SGiridhar Malavali return qla82xx_pci_mem_read_direct(ha, 1487a9083016SGiridhar Malavali off, data, size); 1488a9083016SGiridhar Malavali } 1489a9083016SGiridhar Malavali 1490a9083016SGiridhar Malavali off8 = off & 0xfffffff0; 1491a9083016SGiridhar Malavali off0[0] = off & 0xf; 1492a9083016SGiridhar Malavali sz[0] = (size < (16 - off0[0])) ? size : (16 - off0[0]); 1493a9083016SGiridhar Malavali shift_amount = 4; 1494a9083016SGiridhar Malavali loop = ((off0[0] + size - 1) >> shift_amount) + 1; 1495a9083016SGiridhar Malavali off0[1] = 0; 1496a9083016SGiridhar Malavali sz[1] = size - sz[0]; 1497a9083016SGiridhar Malavali 1498a9083016SGiridhar Malavali for (i = 0; i < loop; i++) { 1499a9083016SGiridhar Malavali temp = off8 + (i << shift_amount); 1500a9083016SGiridhar Malavali qla82xx_wr_32(ha, mem_crb + MIU_TEST_AGT_ADDR_LO, temp); 1501a9083016SGiridhar Malavali temp = 0; 1502a9083016SGiridhar Malavali qla82xx_wr_32(ha, mem_crb + MIU_TEST_AGT_ADDR_HI, temp); 1503a9083016SGiridhar Malavali temp = MIU_TA_CTL_ENABLE; 1504a9083016SGiridhar Malavali qla82xx_wr_32(ha, mem_crb + MIU_TEST_AGT_CTRL, temp); 1505a9083016SGiridhar Malavali temp = MIU_TA_CTL_START | MIU_TA_CTL_ENABLE; 1506a9083016SGiridhar Malavali qla82xx_wr_32(ha, mem_crb + MIU_TEST_AGT_CTRL, temp); 1507a9083016SGiridhar Malavali 1508a9083016SGiridhar Malavali for (j = 0; j < MAX_CTL_CHECK; j++) { 1509a9083016SGiridhar Malavali temp = qla82xx_rd_32(ha, mem_crb + MIU_TEST_AGT_CTRL); 1510a9083016SGiridhar Malavali if ((temp & MIU_TA_CTL_BUSY) == 0) 1511a9083016SGiridhar Malavali break; 1512a9083016SGiridhar Malavali } 1513a9083016SGiridhar Malavali 1514a9083016SGiridhar Malavali if (j >= MAX_CTL_CHECK) { 1515a9083016SGiridhar Malavali if (printk_ratelimit()) 1516a9083016SGiridhar Malavali dev_err(&ha->pdev->dev, 15177c3df132SSaurav Kashyap "failed to read through agent.\n"); 1518a9083016SGiridhar Malavali break; 1519a9083016SGiridhar Malavali } 1520a9083016SGiridhar Malavali 1521a9083016SGiridhar Malavali start = off0[i] >> 2; 1522a9083016SGiridhar Malavali end = (off0[i] + sz[i] - 1) >> 2; 1523a9083016SGiridhar Malavali for (k = start; k <= end; k++) { 1524a9083016SGiridhar Malavali temp = qla82xx_rd_32(ha, 1525a9083016SGiridhar Malavali mem_crb + MIU_TEST_AGT_RDDATA(k)); 1526a9083016SGiridhar Malavali word[i] |= ((uint64_t)temp << (32 * (k & 1))); 1527a9083016SGiridhar Malavali } 1528a9083016SGiridhar Malavali } 1529a9083016SGiridhar Malavali 1530a9083016SGiridhar Malavali if (j >= MAX_CTL_CHECK) 1531a9083016SGiridhar Malavali return -1; 1532a9083016SGiridhar Malavali 1533a9083016SGiridhar Malavali if ((off0[0] & 7) == 0) { 1534a9083016SGiridhar Malavali val = word[0]; 1535a9083016SGiridhar Malavali } else { 1536a9083016SGiridhar Malavali val = ((word[0] >> (off0[0] * 8)) & (~(~0ULL << (sz[0] * 8)))) | 1537a9083016SGiridhar Malavali ((word[1] & (~(~0ULL << (sz[1] * 8)))) << (sz[0] * 8)); 1538a9083016SGiridhar Malavali } 1539a9083016SGiridhar Malavali 1540a9083016SGiridhar Malavali switch (size) { 1541a9083016SGiridhar Malavali case 1: 1542a9083016SGiridhar Malavali *(uint8_t *)data = val; 1543a9083016SGiridhar Malavali break; 1544a9083016SGiridhar Malavali case 2: 1545a9083016SGiridhar Malavali *(uint16_t *)data = val; 1546a9083016SGiridhar Malavali break; 1547a9083016SGiridhar Malavali case 4: 1548a9083016SGiridhar Malavali *(uint32_t *)data = val; 1549a9083016SGiridhar Malavali break; 1550a9083016SGiridhar Malavali case 8: 1551a9083016SGiridhar Malavali *(uint64_t *)data = val; 1552a9083016SGiridhar Malavali break; 1553a9083016SGiridhar Malavali } 1554a9083016SGiridhar Malavali return 0; 1555a9083016SGiridhar Malavali } 1556a9083016SGiridhar Malavali 1557a9083016SGiridhar Malavali 15589c2b2975SHarish Zunjarrao static struct qla82xx_uri_table_desc * 15599c2b2975SHarish Zunjarrao qla82xx_get_table_desc(const u8 *unirom, int section) 15609c2b2975SHarish Zunjarrao { 15619c2b2975SHarish Zunjarrao uint32_t i; 15629c2b2975SHarish Zunjarrao struct qla82xx_uri_table_desc *directory = 15639c2b2975SHarish Zunjarrao (struct qla82xx_uri_table_desc *)&unirom[0]; 15649c2b2975SHarish Zunjarrao __le32 offset; 15659c2b2975SHarish Zunjarrao __le32 tab_type; 15669c2b2975SHarish Zunjarrao __le32 entries = cpu_to_le32(directory->num_entries); 15679c2b2975SHarish Zunjarrao 15689c2b2975SHarish Zunjarrao for (i = 0; i < entries; i++) { 15699c2b2975SHarish Zunjarrao offset = cpu_to_le32(directory->findex) + 15709c2b2975SHarish Zunjarrao (i * cpu_to_le32(directory->entry_size)); 15719c2b2975SHarish Zunjarrao tab_type = cpu_to_le32(*((u32 *)&unirom[offset] + 8)); 15729c2b2975SHarish Zunjarrao 15739c2b2975SHarish Zunjarrao if (tab_type == section) 15749c2b2975SHarish Zunjarrao return (struct qla82xx_uri_table_desc *)&unirom[offset]; 15759c2b2975SHarish Zunjarrao } 15769c2b2975SHarish Zunjarrao 15779c2b2975SHarish Zunjarrao return NULL; 15789c2b2975SHarish Zunjarrao } 15799c2b2975SHarish Zunjarrao 15809c2b2975SHarish Zunjarrao static struct qla82xx_uri_data_desc * 15819c2b2975SHarish Zunjarrao qla82xx_get_data_desc(struct qla_hw_data *ha, 15829c2b2975SHarish Zunjarrao u32 section, u32 idx_offset) 15839c2b2975SHarish Zunjarrao { 15849c2b2975SHarish Zunjarrao const u8 *unirom = ha->hablob->fw->data; 15859c2b2975SHarish Zunjarrao int idx = cpu_to_le32(*((int *)&unirom[ha->file_prd_off] + idx_offset)); 15869c2b2975SHarish Zunjarrao struct qla82xx_uri_table_desc *tab_desc = NULL; 15879c2b2975SHarish Zunjarrao __le32 offset; 15889c2b2975SHarish Zunjarrao 15899c2b2975SHarish Zunjarrao tab_desc = qla82xx_get_table_desc(unirom, section); 15909c2b2975SHarish Zunjarrao if (!tab_desc) 15919c2b2975SHarish Zunjarrao return NULL; 15929c2b2975SHarish Zunjarrao 15939c2b2975SHarish Zunjarrao offset = cpu_to_le32(tab_desc->findex) + 15949c2b2975SHarish Zunjarrao (cpu_to_le32(tab_desc->entry_size) * idx); 15959c2b2975SHarish Zunjarrao 15969c2b2975SHarish Zunjarrao return (struct qla82xx_uri_data_desc *)&unirom[offset]; 15979c2b2975SHarish Zunjarrao } 15989c2b2975SHarish Zunjarrao 15999c2b2975SHarish Zunjarrao static u8 * 16009c2b2975SHarish Zunjarrao qla82xx_get_bootld_offset(struct qla_hw_data *ha) 16019c2b2975SHarish Zunjarrao { 16029c2b2975SHarish Zunjarrao u32 offset = BOOTLD_START; 16039c2b2975SHarish Zunjarrao struct qla82xx_uri_data_desc *uri_desc = NULL; 16049c2b2975SHarish Zunjarrao 16059c2b2975SHarish Zunjarrao if (ha->fw_type == QLA82XX_UNIFIED_ROMIMAGE) { 16069c2b2975SHarish Zunjarrao uri_desc = qla82xx_get_data_desc(ha, 16079c2b2975SHarish Zunjarrao QLA82XX_URI_DIR_SECT_BOOTLD, QLA82XX_URI_BOOTLD_IDX_OFF); 16089c2b2975SHarish Zunjarrao if (uri_desc) 16099c2b2975SHarish Zunjarrao offset = cpu_to_le32(uri_desc->findex); 16109c2b2975SHarish Zunjarrao } 16119c2b2975SHarish Zunjarrao 16129c2b2975SHarish Zunjarrao return (u8 *)&ha->hablob->fw->data[offset]; 16139c2b2975SHarish Zunjarrao } 16149c2b2975SHarish Zunjarrao 16159c2b2975SHarish Zunjarrao static __le32 16169c2b2975SHarish Zunjarrao qla82xx_get_fw_size(struct qla_hw_data *ha) 16179c2b2975SHarish Zunjarrao { 16189c2b2975SHarish Zunjarrao struct qla82xx_uri_data_desc *uri_desc = NULL; 16199c2b2975SHarish Zunjarrao 16209c2b2975SHarish Zunjarrao if (ha->fw_type == QLA82XX_UNIFIED_ROMIMAGE) { 16219c2b2975SHarish Zunjarrao uri_desc = qla82xx_get_data_desc(ha, QLA82XX_URI_DIR_SECT_FW, 16229c2b2975SHarish Zunjarrao QLA82XX_URI_FIRMWARE_IDX_OFF); 16239c2b2975SHarish Zunjarrao if (uri_desc) 16249c2b2975SHarish Zunjarrao return cpu_to_le32(uri_desc->size); 16259c2b2975SHarish Zunjarrao } 16269c2b2975SHarish Zunjarrao 16279c2b2975SHarish Zunjarrao return cpu_to_le32(*(u32 *)&ha->hablob->fw->data[FW_SIZE_OFFSET]); 16289c2b2975SHarish Zunjarrao } 16299c2b2975SHarish Zunjarrao 16309c2b2975SHarish Zunjarrao static u8 * 16319c2b2975SHarish Zunjarrao qla82xx_get_fw_offs(struct qla_hw_data *ha) 16329c2b2975SHarish Zunjarrao { 16339c2b2975SHarish Zunjarrao u32 offset = IMAGE_START; 16349c2b2975SHarish Zunjarrao struct qla82xx_uri_data_desc *uri_desc = NULL; 16359c2b2975SHarish Zunjarrao 16369c2b2975SHarish Zunjarrao if (ha->fw_type == QLA82XX_UNIFIED_ROMIMAGE) { 16379c2b2975SHarish Zunjarrao uri_desc = qla82xx_get_data_desc(ha, QLA82XX_URI_DIR_SECT_FW, 16389c2b2975SHarish Zunjarrao QLA82XX_URI_FIRMWARE_IDX_OFF); 16399c2b2975SHarish Zunjarrao if (uri_desc) 16409c2b2975SHarish Zunjarrao offset = cpu_to_le32(uri_desc->findex); 16419c2b2975SHarish Zunjarrao } 16429c2b2975SHarish Zunjarrao 16439c2b2975SHarish Zunjarrao return (u8 *)&ha->hablob->fw->data[offset]; 16449c2b2975SHarish Zunjarrao } 16459c2b2975SHarish Zunjarrao 1646a9083016SGiridhar Malavali /* PCI related functions */ 1647a9083016SGiridhar Malavali int qla82xx_pci_region_offset(struct pci_dev *pdev, int region) 1648a9083016SGiridhar Malavali { 1649a9083016SGiridhar Malavali unsigned long val = 0; 1650a9083016SGiridhar Malavali u32 control; 1651a9083016SGiridhar Malavali 1652a9083016SGiridhar Malavali switch (region) { 1653a9083016SGiridhar Malavali case 0: 1654a9083016SGiridhar Malavali val = 0; 1655a9083016SGiridhar Malavali break; 1656a9083016SGiridhar Malavali case 1: 1657a9083016SGiridhar Malavali pci_read_config_dword(pdev, QLA82XX_PCI_REG_MSIX_TBL, &control); 1658a9083016SGiridhar Malavali val = control + QLA82XX_MSIX_TBL_SPACE; 1659a9083016SGiridhar Malavali break; 1660a9083016SGiridhar Malavali } 1661a9083016SGiridhar Malavali return val; 1662a9083016SGiridhar Malavali } 1663a9083016SGiridhar Malavali 1664a9083016SGiridhar Malavali 1665a9083016SGiridhar Malavali int 1666a9083016SGiridhar Malavali qla82xx_iospace_config(struct qla_hw_data *ha) 1667a9083016SGiridhar Malavali { 1668a9083016SGiridhar Malavali uint32_t len = 0; 1669a9083016SGiridhar Malavali 1670a9083016SGiridhar Malavali if (pci_request_regions(ha->pdev, QLA2XXX_DRIVER_NAME)) { 16717c3df132SSaurav Kashyap ql_log_pci(ql_log_fatal, ha->pdev, 0x000c, 16727c3df132SSaurav Kashyap "Failed to reserver selected regions.\n"); 1673a9083016SGiridhar Malavali goto iospace_error_exit; 1674a9083016SGiridhar Malavali } 1675a9083016SGiridhar Malavali 1676a9083016SGiridhar Malavali /* Use MMIO operations for all accesses. */ 1677a9083016SGiridhar Malavali if (!(pci_resource_flags(ha->pdev, 0) & IORESOURCE_MEM)) { 16787c3df132SSaurav Kashyap ql_log_pci(ql_log_fatal, ha->pdev, 0x000d, 16797c3df132SSaurav Kashyap "Region #0 not an MMIO resource, aborting.\n"); 1680a9083016SGiridhar Malavali goto iospace_error_exit; 1681a9083016SGiridhar Malavali } 1682a9083016SGiridhar Malavali 1683a9083016SGiridhar Malavali len = pci_resource_len(ha->pdev, 0); 16848dfa4b5aSBart Van Assche ha->nx_pcibase = ioremap(pci_resource_start(ha->pdev, 0), len); 1685a9083016SGiridhar Malavali if (!ha->nx_pcibase) { 16867c3df132SSaurav Kashyap ql_log_pci(ql_log_fatal, ha->pdev, 0x000e, 16877c3df132SSaurav Kashyap "Cannot remap pcibase MMIO, aborting.\n"); 1688a9083016SGiridhar Malavali goto iospace_error_exit; 1689a9083016SGiridhar Malavali } 1690a9083016SGiridhar Malavali 1691a9083016SGiridhar Malavali /* Mapping of IO base pointer */ 16927ec0effdSAtul Deshmukh if (IS_QLA8044(ha)) { 16938dfa4b5aSBart Van Assche ha->iobase = ha->nx_pcibase; 16947ec0effdSAtul Deshmukh } else if (IS_QLA82XX(ha)) { 16958dfa4b5aSBart Van Assche ha->iobase = ha->nx_pcibase + 0xbc000 + (ha->pdev->devfn << 11); 16967ec0effdSAtul Deshmukh } 1697a9083016SGiridhar Malavali 1698a9083016SGiridhar Malavali if (!ql2xdbwr) { 16998dfa4b5aSBart Van Assche ha->nxdb_wr_ptr = ioremap((pci_resource_start(ha->pdev, 4) + 1700a9083016SGiridhar Malavali (ha->pdev->devfn << 12)), 4); 1701a9083016SGiridhar Malavali if (!ha->nxdb_wr_ptr) { 17027c3df132SSaurav Kashyap ql_log_pci(ql_log_fatal, ha->pdev, 0x000f, 17037c3df132SSaurav Kashyap "Cannot remap MMIO, aborting.\n"); 1704a9083016SGiridhar Malavali goto iospace_error_exit; 1705a9083016SGiridhar Malavali } 1706a9083016SGiridhar Malavali 1707a9083016SGiridhar Malavali /* Mapping of IO base pointer, 1708a9083016SGiridhar Malavali * door bell read and write pointer 1709a9083016SGiridhar Malavali */ 17108dfa4b5aSBart Van Assche ha->nxdb_rd_ptr = ha->nx_pcibase + (512 * 1024) + 1711a9083016SGiridhar Malavali (ha->pdev->devfn * 8); 1712a9083016SGiridhar Malavali } else { 17138dfa4b5aSBart Van Assche ha->nxdb_wr_ptr = (void __iomem *)(ha->pdev->devfn == 6 ? 1714a9083016SGiridhar Malavali QLA82XX_CAMRAM_DB1 : 1715a9083016SGiridhar Malavali QLA82XX_CAMRAM_DB2); 1716a9083016SGiridhar Malavali } 1717a9083016SGiridhar Malavali 1718a9083016SGiridhar Malavali ha->max_req_queues = ha->max_rsp_queues = 1; 1719a9083016SGiridhar Malavali ha->msix_count = ha->max_rsp_queues + 1; 17207c3df132SSaurav Kashyap ql_dbg_pci(ql_dbg_multiq, ha->pdev, 0xc006, 17217c3df132SSaurav Kashyap "nx_pci_base=%p iobase=%p " 17227c3df132SSaurav Kashyap "max_req_queues=%d msix_count=%d.\n", 17238dfa4b5aSBart Van Assche ha->nx_pcibase, ha->iobase, 17247c3df132SSaurav Kashyap ha->max_req_queues, ha->msix_count); 17257c3df132SSaurav Kashyap ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0010, 17267c3df132SSaurav Kashyap "nx_pci_base=%p iobase=%p " 17277c3df132SSaurav Kashyap "max_req_queues=%d msix_count=%d.\n", 17288dfa4b5aSBart Van Assche ha->nx_pcibase, ha->iobase, 17297c3df132SSaurav Kashyap ha->max_req_queues, ha->msix_count); 1730a9083016SGiridhar Malavali return 0; 1731a9083016SGiridhar Malavali 1732a9083016SGiridhar Malavali iospace_error_exit: 1733a9083016SGiridhar Malavali return -ENOMEM; 1734a9083016SGiridhar Malavali } 1735a9083016SGiridhar Malavali 1736a9083016SGiridhar Malavali /* GS related functions */ 1737a9083016SGiridhar Malavali 1738a9083016SGiridhar Malavali /* Initialization related functions */ 1739a9083016SGiridhar Malavali 1740a9083016SGiridhar Malavali /** 1741a9083016SGiridhar Malavali * qla82xx_pci_config() - Setup ISP82xx PCI configuration registers. 17422db6228dSBart Van Assche * @vha: HA context 1743a9083016SGiridhar Malavali * 1744a9083016SGiridhar Malavali * Returns 0 on success. 1745a9083016SGiridhar Malavali */ 1746a9083016SGiridhar Malavali int 1747a9083016SGiridhar Malavali qla82xx_pci_config(scsi_qla_host_t *vha) 1748a9083016SGiridhar Malavali { 1749a9083016SGiridhar Malavali struct qla_hw_data *ha = vha->hw; 1750a9083016SGiridhar Malavali int ret; 1751a9083016SGiridhar Malavali 1752a9083016SGiridhar Malavali pci_set_master(ha->pdev); 1753a9083016SGiridhar Malavali ret = pci_set_mwi(ha->pdev); 1754a9083016SGiridhar Malavali ha->chip_revision = ha->pdev->revision; 17557c3df132SSaurav Kashyap ql_dbg(ql_dbg_init, vha, 0x0043, 175652c82823SBart Van Assche "Chip revision:%d; pci_set_mwi() returned %d.\n", 175752c82823SBart Van Assche ha->chip_revision, ret); 1758a9083016SGiridhar Malavali return 0; 1759a9083016SGiridhar Malavali } 1760a9083016SGiridhar Malavali 1761a9083016SGiridhar Malavali /** 1762a9083016SGiridhar Malavali * qla82xx_reset_chip() - Setup ISP82xx PCI configuration registers. 17632db6228dSBart Van Assche * @vha: HA context 1764a9083016SGiridhar Malavali * 1765a9083016SGiridhar Malavali * Returns 0 on success. 1766a9083016SGiridhar Malavali */ 17673f006ac3SMichael Hernandez int 1768a9083016SGiridhar Malavali qla82xx_reset_chip(scsi_qla_host_t *vha) 1769a9083016SGiridhar Malavali { 1770a9083016SGiridhar Malavali struct qla_hw_data *ha = vha->hw; 1771bd432bb5SBart Van Assche 1772a9083016SGiridhar Malavali ha->isp_ops->disable_intrs(ha); 17733f006ac3SMichael Hernandez 17743f006ac3SMichael Hernandez return QLA_SUCCESS; 1775a9083016SGiridhar Malavali } 1776a9083016SGiridhar Malavali 1777a9083016SGiridhar Malavali void qla82xx_config_rings(struct scsi_qla_host *vha) 1778a9083016SGiridhar Malavali { 1779a9083016SGiridhar Malavali struct qla_hw_data *ha = vha->hw; 1780a9083016SGiridhar Malavali struct device_reg_82xx __iomem *reg = &ha->iobase->isp82; 1781a9083016SGiridhar Malavali struct init_cb_81xx *icb; 1782a9083016SGiridhar Malavali struct req_que *req = ha->req_q_map[0]; 1783a9083016SGiridhar Malavali struct rsp_que *rsp = ha->rsp_q_map[0]; 1784a9083016SGiridhar Malavali 1785a9083016SGiridhar Malavali /* Setup ring parameters in initialization control block. */ 1786a9083016SGiridhar Malavali icb = (struct init_cb_81xx *)ha->init_cb; 1787ad950360SBart Van Assche icb->request_q_outpointer = cpu_to_le16(0); 1788ad950360SBart Van Assche icb->response_q_inpointer = cpu_to_le16(0); 1789a9083016SGiridhar Malavali icb->request_q_length = cpu_to_le16(req->length); 1790a9083016SGiridhar Malavali icb->response_q_length = cpu_to_le16(rsp->length); 1791d4556a49SBart Van Assche put_unaligned_le64(req->dma, &icb->request_q_address); 1792d4556a49SBart Van Assche put_unaligned_le64(rsp->dma, &icb->response_q_address); 1793a9083016SGiridhar Malavali 17948dfa4b5aSBart Van Assche WRT_REG_DWORD(®->req_q_out[0], 0); 17958dfa4b5aSBart Van Assche WRT_REG_DWORD(®->rsp_q_in[0], 0); 17968dfa4b5aSBart Van Assche WRT_REG_DWORD(®->rsp_q_out[0], 0); 1797a9083016SGiridhar Malavali } 1798a9083016SGiridhar Malavali 179977e334d2SGiridhar Malavali static int 180077e334d2SGiridhar Malavali qla82xx_fw_load_from_blob(struct qla_hw_data *ha) 1801a9083016SGiridhar Malavali { 1802a9083016SGiridhar Malavali u64 *ptr64; 1803a9083016SGiridhar Malavali u32 i, flashaddr, size; 1804a9083016SGiridhar Malavali __le64 data; 1805a9083016SGiridhar Malavali 1806a9083016SGiridhar Malavali size = (IMAGE_START - BOOTLD_START) / 8; 1807a9083016SGiridhar Malavali 18089c2b2975SHarish Zunjarrao ptr64 = (u64 *)qla82xx_get_bootld_offset(ha); 1809a9083016SGiridhar Malavali flashaddr = BOOTLD_START; 1810a9083016SGiridhar Malavali 1811a9083016SGiridhar Malavali for (i = 0; i < size; i++) { 1812a9083016SGiridhar Malavali data = cpu_to_le64(ptr64[i]); 18139c2b2975SHarish Zunjarrao if (qla82xx_pci_mem_write_2M(ha, flashaddr, &data, 8)) 18149c2b2975SHarish Zunjarrao return -EIO; 1815a9083016SGiridhar Malavali flashaddr += 8; 1816a9083016SGiridhar Malavali } 1817a9083016SGiridhar Malavali 1818a9083016SGiridhar Malavali flashaddr = FLASH_ADDR_START; 18199c2b2975SHarish Zunjarrao size = (__force u32)qla82xx_get_fw_size(ha) / 8; 18209c2b2975SHarish Zunjarrao ptr64 = (u64 *)qla82xx_get_fw_offs(ha); 1821a9083016SGiridhar Malavali 1822a9083016SGiridhar Malavali for (i = 0; i < size; i++) { 1823a9083016SGiridhar Malavali data = cpu_to_le64(ptr64[i]); 1824a9083016SGiridhar Malavali 1825a9083016SGiridhar Malavali if (qla82xx_pci_mem_write_2M(ha, flashaddr, &data, 8)) 1826a9083016SGiridhar Malavali return -EIO; 1827a9083016SGiridhar Malavali flashaddr += 8; 1828a9083016SGiridhar Malavali } 18299c2b2975SHarish Zunjarrao udelay(100); 1830a9083016SGiridhar Malavali 1831a9083016SGiridhar Malavali /* Write a magic value to CAMRAM register 1832a9083016SGiridhar Malavali * at a specified offset to indicate 1833a9083016SGiridhar Malavali * that all data is written and 1834a9083016SGiridhar Malavali * ready for firmware to initialize. 1835a9083016SGiridhar Malavali */ 18369c2b2975SHarish Zunjarrao qla82xx_wr_32(ha, QLA82XX_CAM_RAM(0x1fc), QLA82XX_BDINFO_MAGIC); 1837a9083016SGiridhar Malavali 18389c2b2975SHarish Zunjarrao read_lock(&ha->hw_lock); 1839a9083016SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_0 + 0x18, 0x1020); 1840a9083016SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_ROMUSB_GLB_SW_RESET, 0x80001e); 18419c2b2975SHarish Zunjarrao read_unlock(&ha->hw_lock); 18429c2b2975SHarish Zunjarrao return 0; 18439c2b2975SHarish Zunjarrao } 18449c2b2975SHarish Zunjarrao 18459c2b2975SHarish Zunjarrao static int 18469c2b2975SHarish Zunjarrao qla82xx_set_product_offset(struct qla_hw_data *ha) 18479c2b2975SHarish Zunjarrao { 18489c2b2975SHarish Zunjarrao struct qla82xx_uri_table_desc *ptab_desc = NULL; 18499c2b2975SHarish Zunjarrao const uint8_t *unirom = ha->hablob->fw->data; 18509c2b2975SHarish Zunjarrao uint32_t i; 18519c2b2975SHarish Zunjarrao __le32 entries; 18529c2b2975SHarish Zunjarrao __le32 flags, file_chiprev, offset; 18539c2b2975SHarish Zunjarrao uint8_t chiprev = ha->chip_revision; 18549c2b2975SHarish Zunjarrao /* Hardcoding mn_present flag for P3P */ 18559c2b2975SHarish Zunjarrao int mn_present = 0; 18569c2b2975SHarish Zunjarrao uint32_t flagbit; 18579c2b2975SHarish Zunjarrao 18589c2b2975SHarish Zunjarrao ptab_desc = qla82xx_get_table_desc(unirom, 18599c2b2975SHarish Zunjarrao QLA82XX_URI_DIR_SECT_PRODUCT_TBL); 18609c2b2975SHarish Zunjarrao if (!ptab_desc) 18619c2b2975SHarish Zunjarrao return -1; 18629c2b2975SHarish Zunjarrao 18639c2b2975SHarish Zunjarrao entries = cpu_to_le32(ptab_desc->num_entries); 18649c2b2975SHarish Zunjarrao 18659c2b2975SHarish Zunjarrao for (i = 0; i < entries; i++) { 18669c2b2975SHarish Zunjarrao offset = cpu_to_le32(ptab_desc->findex) + 18679c2b2975SHarish Zunjarrao (i * cpu_to_le32(ptab_desc->entry_size)); 18689c2b2975SHarish Zunjarrao flags = cpu_to_le32(*((int *)&unirom[offset] + 18699c2b2975SHarish Zunjarrao QLA82XX_URI_FLAGS_OFF)); 18709c2b2975SHarish Zunjarrao file_chiprev = cpu_to_le32(*((int *)&unirom[offset] + 18719c2b2975SHarish Zunjarrao QLA82XX_URI_CHIP_REV_OFF)); 18729c2b2975SHarish Zunjarrao 18739c2b2975SHarish Zunjarrao flagbit = mn_present ? 1 : 2; 18749c2b2975SHarish Zunjarrao 18759c2b2975SHarish Zunjarrao if ((chiprev == file_chiprev) && ((1ULL << flagbit) & flags)) { 18769c2b2975SHarish Zunjarrao ha->file_prd_off = offset; 18779c2b2975SHarish Zunjarrao return 0; 18789c2b2975SHarish Zunjarrao } 18799c2b2975SHarish Zunjarrao } 18809c2b2975SHarish Zunjarrao return -1; 18819c2b2975SHarish Zunjarrao } 18829c2b2975SHarish Zunjarrao 1883fa492630SSaurav Kashyap static int 18849c2b2975SHarish Zunjarrao qla82xx_validate_firmware_blob(scsi_qla_host_t *vha, uint8_t fw_type) 18859c2b2975SHarish Zunjarrao { 18869c2b2975SHarish Zunjarrao __le32 val; 18879c2b2975SHarish Zunjarrao uint32_t min_size; 18889c2b2975SHarish Zunjarrao struct qla_hw_data *ha = vha->hw; 18899c2b2975SHarish Zunjarrao const struct firmware *fw = ha->hablob->fw; 18909c2b2975SHarish Zunjarrao 18919c2b2975SHarish Zunjarrao ha->fw_type = fw_type; 18929c2b2975SHarish Zunjarrao 18939c2b2975SHarish Zunjarrao if (fw_type == QLA82XX_UNIFIED_ROMIMAGE) { 18949c2b2975SHarish Zunjarrao if (qla82xx_set_product_offset(ha)) 18959c2b2975SHarish Zunjarrao return -EINVAL; 18969c2b2975SHarish Zunjarrao 18979c2b2975SHarish Zunjarrao min_size = QLA82XX_URI_FW_MIN_SIZE; 18989c2b2975SHarish Zunjarrao } else { 18999c2b2975SHarish Zunjarrao val = cpu_to_le32(*(u32 *)&fw->data[QLA82XX_FW_MAGIC_OFFSET]); 19009c2b2975SHarish Zunjarrao if ((__force u32)val != QLA82XX_BDINFO_MAGIC) 19019c2b2975SHarish Zunjarrao return -EINVAL; 19029c2b2975SHarish Zunjarrao 19039c2b2975SHarish Zunjarrao min_size = QLA82XX_FW_MIN_SIZE; 19049c2b2975SHarish Zunjarrao } 19059c2b2975SHarish Zunjarrao 19069c2b2975SHarish Zunjarrao if (fw->size < min_size) 19079c2b2975SHarish Zunjarrao return -EINVAL; 1908a9083016SGiridhar Malavali return 0; 1909a9083016SGiridhar Malavali } 1910a9083016SGiridhar Malavali 191177e334d2SGiridhar Malavali static int 191277e334d2SGiridhar Malavali qla82xx_check_cmdpeg_state(struct qla_hw_data *ha) 1913a9083016SGiridhar Malavali { 1914a9083016SGiridhar Malavali u32 val = 0; 1915a9083016SGiridhar Malavali int retries = 60; 19167c3df132SSaurav Kashyap scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); 1917a9083016SGiridhar Malavali 1918a9083016SGiridhar Malavali do { 1919a9083016SGiridhar Malavali read_lock(&ha->hw_lock); 1920a9083016SGiridhar Malavali val = qla82xx_rd_32(ha, CRB_CMDPEG_STATE); 1921a9083016SGiridhar Malavali read_unlock(&ha->hw_lock); 1922a9083016SGiridhar Malavali 1923a9083016SGiridhar Malavali switch (val) { 1924a9083016SGiridhar Malavali case PHAN_INITIALIZE_COMPLETE: 1925a9083016SGiridhar Malavali case PHAN_INITIALIZE_ACK: 1926a9083016SGiridhar Malavali return QLA_SUCCESS; 1927a9083016SGiridhar Malavali case PHAN_INITIALIZE_FAILED: 1928a9083016SGiridhar Malavali break; 1929a9083016SGiridhar Malavali default: 1930a9083016SGiridhar Malavali break; 1931a9083016SGiridhar Malavali } 19327c3df132SSaurav Kashyap ql_log(ql_log_info, vha, 0x00a8, 19337c3df132SSaurav Kashyap "CRB_CMDPEG_STATE: 0x%x and retries:0x%x.\n", 1934a9083016SGiridhar Malavali val, retries); 1935a9083016SGiridhar Malavali 1936a9083016SGiridhar Malavali msleep(500); 1937a9083016SGiridhar Malavali 1938a9083016SGiridhar Malavali } while (--retries); 1939a9083016SGiridhar Malavali 19407c3df132SSaurav Kashyap ql_log(ql_log_fatal, vha, 0x00a9, 1941a9083016SGiridhar Malavali "Cmd Peg initialization failed: 0x%x.\n", val); 1942a9083016SGiridhar Malavali 1943a9083016SGiridhar Malavali val = qla82xx_rd_32(ha, QLA82XX_ROMUSB_GLB_PEGTUNE_DONE); 1944a9083016SGiridhar Malavali read_lock(&ha->hw_lock); 1945a9083016SGiridhar Malavali qla82xx_wr_32(ha, CRB_CMDPEG_STATE, PHAN_INITIALIZE_FAILED); 1946a9083016SGiridhar Malavali read_unlock(&ha->hw_lock); 1947a9083016SGiridhar Malavali return QLA_FUNCTION_FAILED; 1948a9083016SGiridhar Malavali } 1949a9083016SGiridhar Malavali 195077e334d2SGiridhar Malavali static int 195177e334d2SGiridhar Malavali qla82xx_check_rcvpeg_state(struct qla_hw_data *ha) 1952a9083016SGiridhar Malavali { 1953a9083016SGiridhar Malavali u32 val = 0; 1954a9083016SGiridhar Malavali int retries = 60; 19557c3df132SSaurav Kashyap scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); 1956a9083016SGiridhar Malavali 1957a9083016SGiridhar Malavali do { 1958a9083016SGiridhar Malavali read_lock(&ha->hw_lock); 1959a9083016SGiridhar Malavali val = qla82xx_rd_32(ha, CRB_RCVPEG_STATE); 1960a9083016SGiridhar Malavali read_unlock(&ha->hw_lock); 1961a9083016SGiridhar Malavali 1962a9083016SGiridhar Malavali switch (val) { 1963a9083016SGiridhar Malavali case PHAN_INITIALIZE_COMPLETE: 1964a9083016SGiridhar Malavali case PHAN_INITIALIZE_ACK: 1965a9083016SGiridhar Malavali return QLA_SUCCESS; 1966a9083016SGiridhar Malavali case PHAN_INITIALIZE_FAILED: 1967a9083016SGiridhar Malavali break; 1968a9083016SGiridhar Malavali default: 1969a9083016SGiridhar Malavali break; 1970a9083016SGiridhar Malavali } 19717c3df132SSaurav Kashyap ql_log(ql_log_info, vha, 0x00ab, 19727c3df132SSaurav Kashyap "CRB_RCVPEG_STATE: 0x%x and retries: 0x%x.\n", 1973a9083016SGiridhar Malavali val, retries); 1974a9083016SGiridhar Malavali 1975a9083016SGiridhar Malavali msleep(500); 1976a9083016SGiridhar Malavali 1977a9083016SGiridhar Malavali } while (--retries); 1978a9083016SGiridhar Malavali 19797c3df132SSaurav Kashyap ql_log(ql_log_fatal, vha, 0x00ac, 1980401fe8e9SColin Ian King "Rcv Peg initialization failed: 0x%x.\n", val); 1981a9083016SGiridhar Malavali read_lock(&ha->hw_lock); 1982a9083016SGiridhar Malavali qla82xx_wr_32(ha, CRB_RCVPEG_STATE, PHAN_INITIALIZE_FAILED); 1983a9083016SGiridhar Malavali read_unlock(&ha->hw_lock); 1984a9083016SGiridhar Malavali return QLA_FUNCTION_FAILED; 1985a9083016SGiridhar Malavali } 1986a9083016SGiridhar Malavali 1987a9083016SGiridhar Malavali /* ISR related functions */ 1988c1c7178cSBart Van Assche static struct qla82xx_legacy_intr_set legacy_intr[] = 1989a9083016SGiridhar Malavali QLA82XX_LEGACY_INTR_CONFIG; 1990a9083016SGiridhar Malavali 1991a9083016SGiridhar Malavali /* 1992a9083016SGiridhar Malavali * qla82xx_mbx_completion() - Process mailbox command completions. 1993a9083016SGiridhar Malavali * @ha: SCSI driver HA context 1994a9083016SGiridhar Malavali * @mb0: Mailbox0 register 1995a9083016SGiridhar Malavali */ 19967ec0effdSAtul Deshmukh void 1997a9083016SGiridhar Malavali qla82xx_mbx_completion(scsi_qla_host_t *vha, uint16_t mb0) 1998a9083016SGiridhar Malavali { 1999a9083016SGiridhar Malavali uint16_t cnt; 2000a9083016SGiridhar Malavali uint16_t __iomem *wptr; 2001a9083016SGiridhar Malavali struct qla_hw_data *ha = vha->hw; 2002a9083016SGiridhar Malavali struct device_reg_82xx __iomem *reg = &ha->iobase->isp82; 2003bd432bb5SBart Van Assche 2004a9083016SGiridhar Malavali wptr = (uint16_t __iomem *)®->mailbox_out[1]; 2005a9083016SGiridhar Malavali 2006a9083016SGiridhar Malavali /* Load return mailbox registers. */ 2007a9083016SGiridhar Malavali ha->flags.mbox_int = 1; 2008a9083016SGiridhar Malavali ha->mailbox_out[0] = mb0; 2009a9083016SGiridhar Malavali 2010a9083016SGiridhar Malavali for (cnt = 1; cnt < ha->mbx_count; cnt++) { 2011a9083016SGiridhar Malavali ha->mailbox_out[cnt] = RD_REG_WORD(wptr); 2012a9083016SGiridhar Malavali wptr++; 2013a9083016SGiridhar Malavali } 2014a9083016SGiridhar Malavali 2015cfb0919cSChad Dupuis if (!ha->mcp) 20167c3df132SSaurav Kashyap ql_dbg(ql_dbg_async, vha, 0x5053, 20177c3df132SSaurav Kashyap "MBX pointer ERROR.\n"); 2018a9083016SGiridhar Malavali } 2019a9083016SGiridhar Malavali 20202db6228dSBart Van Assche /** 2021a9083016SGiridhar Malavali * qla82xx_intr_handler() - Process interrupts for the ISP23xx and ISP63xx. 2022807eb907SBart Van Assche * @irq: interrupt number 2023a9083016SGiridhar Malavali * @dev_id: SCSI driver HA context 2024a9083016SGiridhar Malavali * 2025a9083016SGiridhar Malavali * Called by system whenever the host adapter generates an interrupt. 2026a9083016SGiridhar Malavali * 2027a9083016SGiridhar Malavali * Returns handled flag. 2028a9083016SGiridhar Malavali */ 2029a9083016SGiridhar Malavali irqreturn_t 2030a9083016SGiridhar Malavali qla82xx_intr_handler(int irq, void *dev_id) 2031a9083016SGiridhar Malavali { 2032a9083016SGiridhar Malavali scsi_qla_host_t *vha; 2033a9083016SGiridhar Malavali struct qla_hw_data *ha; 2034a9083016SGiridhar Malavali struct rsp_que *rsp; 2035a9083016SGiridhar Malavali struct device_reg_82xx __iomem *reg; 2036a9083016SGiridhar Malavali int status = 0, status1 = 0; 2037a9083016SGiridhar Malavali unsigned long flags; 2038a9083016SGiridhar Malavali unsigned long iter; 20397c3df132SSaurav Kashyap uint32_t stat = 0; 20400a59cea4SBart Van Assche uint16_t mb[8]; 2041a9083016SGiridhar Malavali 2042a9083016SGiridhar Malavali rsp = (struct rsp_que *) dev_id; 2043a9083016SGiridhar Malavali if (!rsp) { 2044b6d0d9d5SGiridhar Malavali ql_log(ql_log_info, NULL, 0xb053, 20453256b435SChad Dupuis "%s: NULL response queue pointer.\n", __func__); 2046a9083016SGiridhar Malavali return IRQ_NONE; 2047a9083016SGiridhar Malavali } 2048a9083016SGiridhar Malavali ha = rsp->hw; 2049a9083016SGiridhar Malavali 2050a9083016SGiridhar Malavali if (!ha->flags.msi_enabled) { 2051a9083016SGiridhar Malavali status = qla82xx_rd_32(ha, ISR_INT_VECTOR); 2052a9083016SGiridhar Malavali if (!(status & ha->nx_legacy_intr.int_vec_bit)) 2053a9083016SGiridhar Malavali return IRQ_NONE; 2054a9083016SGiridhar Malavali 2055a9083016SGiridhar Malavali status1 = qla82xx_rd_32(ha, ISR_INT_STATE_REG); 2056a9083016SGiridhar Malavali if (!ISR_IS_LEGACY_INTR_TRIGGERED(status1)) 2057a9083016SGiridhar Malavali return IRQ_NONE; 2058a9083016SGiridhar Malavali } 2059a9083016SGiridhar Malavali 2060a9083016SGiridhar Malavali /* clear the interrupt */ 2061a9083016SGiridhar Malavali qla82xx_wr_32(ha, ha->nx_legacy_intr.tgt_status_reg, 0xffffffff); 2062a9083016SGiridhar Malavali 2063a9083016SGiridhar Malavali /* read twice to ensure write is flushed */ 2064a9083016SGiridhar Malavali qla82xx_rd_32(ha, ISR_INT_VECTOR); 2065a9083016SGiridhar Malavali qla82xx_rd_32(ha, ISR_INT_VECTOR); 2066a9083016SGiridhar Malavali 2067a9083016SGiridhar Malavali reg = &ha->iobase->isp82; 2068a9083016SGiridhar Malavali 2069a9083016SGiridhar Malavali spin_lock_irqsave(&ha->hardware_lock, flags); 2070a9083016SGiridhar Malavali vha = pci_get_drvdata(ha->pdev); 2071a9083016SGiridhar Malavali for (iter = 1; iter--; ) { 2072a9083016SGiridhar Malavali 2073a9083016SGiridhar Malavali if (RD_REG_DWORD(®->host_int)) { 2074a9083016SGiridhar Malavali stat = RD_REG_DWORD(®->host_status); 2075a9083016SGiridhar Malavali 2076a9083016SGiridhar Malavali switch (stat & 0xff) { 2077a9083016SGiridhar Malavali case 0x1: 2078a9083016SGiridhar Malavali case 0x2: 2079a9083016SGiridhar Malavali case 0x10: 2080a9083016SGiridhar Malavali case 0x11: 2081a9083016SGiridhar Malavali qla82xx_mbx_completion(vha, MSW(stat)); 2082a9083016SGiridhar Malavali status |= MBX_INTERRUPT; 2083a9083016SGiridhar Malavali break; 2084a9083016SGiridhar Malavali case 0x12: 2085a9083016SGiridhar Malavali mb[0] = MSW(stat); 2086a9083016SGiridhar Malavali mb[1] = RD_REG_WORD(®->mailbox_out[1]); 2087a9083016SGiridhar Malavali mb[2] = RD_REG_WORD(®->mailbox_out[2]); 2088a9083016SGiridhar Malavali mb[3] = RD_REG_WORD(®->mailbox_out[3]); 2089a9083016SGiridhar Malavali qla2x00_async_event(vha, rsp, mb); 2090a9083016SGiridhar Malavali break; 2091a9083016SGiridhar Malavali case 0x13: 2092a9083016SGiridhar Malavali qla24xx_process_response_queue(vha, rsp); 2093a9083016SGiridhar Malavali break; 2094a9083016SGiridhar Malavali default: 20957c3df132SSaurav Kashyap ql_dbg(ql_dbg_async, vha, 0x5054, 2096a9083016SGiridhar Malavali "Unrecognized interrupt type (%d).\n", 20977c3df132SSaurav Kashyap stat & 0xff); 2098a9083016SGiridhar Malavali break; 2099a9083016SGiridhar Malavali } 2100a9083016SGiridhar Malavali } 2101a9083016SGiridhar Malavali WRT_REG_DWORD(®->host_int, 0); 2102a9083016SGiridhar Malavali } 2103a9083016SGiridhar Malavali 210436439832Sgurinder.shergill@hp.com qla2x00_handle_mbx_completion(ha, status); 210536439832Sgurinder.shergill@hp.com spin_unlock_irqrestore(&ha->hardware_lock, flags); 210636439832Sgurinder.shergill@hp.com 210736439832Sgurinder.shergill@hp.com if (!ha->flags.msi_enabled) 210836439832Sgurinder.shergill@hp.com qla82xx_wr_32(ha, ha->nx_legacy_intr.tgt_mask_reg, 0xfbff); 210936439832Sgurinder.shergill@hp.com 2110a9083016SGiridhar Malavali return IRQ_HANDLED; 2111a9083016SGiridhar Malavali } 2112a9083016SGiridhar Malavali 2113a9083016SGiridhar Malavali irqreturn_t 2114a9083016SGiridhar Malavali qla82xx_msix_default(int irq, void *dev_id) 2115a9083016SGiridhar Malavali { 2116a9083016SGiridhar Malavali scsi_qla_host_t *vha; 2117a9083016SGiridhar Malavali struct qla_hw_data *ha; 2118a9083016SGiridhar Malavali struct rsp_que *rsp; 2119a9083016SGiridhar Malavali struct device_reg_82xx __iomem *reg; 2120a9083016SGiridhar Malavali int status = 0; 2121a9083016SGiridhar Malavali unsigned long flags; 21227c3df132SSaurav Kashyap uint32_t stat = 0; 2123f3ddac19SChad Dupuis uint32_t host_int = 0; 21240a59cea4SBart Van Assche uint16_t mb[8]; 2125a9083016SGiridhar Malavali 2126a9083016SGiridhar Malavali rsp = (struct rsp_que *) dev_id; 2127a9083016SGiridhar Malavali if (!rsp) { 2128a9083016SGiridhar Malavali printk(KERN_INFO 21297c3df132SSaurav Kashyap "%s(): NULL response queue pointer.\n", __func__); 2130a9083016SGiridhar Malavali return IRQ_NONE; 2131a9083016SGiridhar Malavali } 2132a9083016SGiridhar Malavali ha = rsp->hw; 2133a9083016SGiridhar Malavali 2134a9083016SGiridhar Malavali reg = &ha->iobase->isp82; 2135a9083016SGiridhar Malavali 2136a9083016SGiridhar Malavali spin_lock_irqsave(&ha->hardware_lock, flags); 2137a9083016SGiridhar Malavali vha = pci_get_drvdata(ha->pdev); 2138a9083016SGiridhar Malavali do { 2139f3ddac19SChad Dupuis host_int = RD_REG_DWORD(®->host_int); 2140c821e0d5SJoe Lawrence if (qla2x00_check_reg32_for_disconnect(vha, host_int)) 2141f3ddac19SChad Dupuis break; 2142f3ddac19SChad Dupuis if (host_int) { 2143a9083016SGiridhar Malavali stat = RD_REG_DWORD(®->host_status); 2144a9083016SGiridhar Malavali 2145a9083016SGiridhar Malavali switch (stat & 0xff) { 2146a9083016SGiridhar Malavali case 0x1: 2147a9083016SGiridhar Malavali case 0x2: 2148a9083016SGiridhar Malavali case 0x10: 2149a9083016SGiridhar Malavali case 0x11: 2150a9083016SGiridhar Malavali qla82xx_mbx_completion(vha, MSW(stat)); 2151a9083016SGiridhar Malavali status |= MBX_INTERRUPT; 2152a9083016SGiridhar Malavali break; 2153a9083016SGiridhar Malavali case 0x12: 2154a9083016SGiridhar Malavali mb[0] = MSW(stat); 2155a9083016SGiridhar Malavali mb[1] = RD_REG_WORD(®->mailbox_out[1]); 2156a9083016SGiridhar Malavali mb[2] = RD_REG_WORD(®->mailbox_out[2]); 2157a9083016SGiridhar Malavali mb[3] = RD_REG_WORD(®->mailbox_out[3]); 2158a9083016SGiridhar Malavali qla2x00_async_event(vha, rsp, mb); 2159a9083016SGiridhar Malavali break; 2160a9083016SGiridhar Malavali case 0x13: 2161a9083016SGiridhar Malavali qla24xx_process_response_queue(vha, rsp); 2162a9083016SGiridhar Malavali break; 2163a9083016SGiridhar Malavali default: 21647c3df132SSaurav Kashyap ql_dbg(ql_dbg_async, vha, 0x5041, 2165a9083016SGiridhar Malavali "Unrecognized interrupt type (%d).\n", 21667c3df132SSaurav Kashyap stat & 0xff); 2167a9083016SGiridhar Malavali break; 2168a9083016SGiridhar Malavali } 2169a9083016SGiridhar Malavali } 2170a9083016SGiridhar Malavali WRT_REG_DWORD(®->host_int, 0); 2171a9083016SGiridhar Malavali } while (0); 2172a9083016SGiridhar Malavali 217336439832Sgurinder.shergill@hp.com qla2x00_handle_mbx_completion(ha, status); 217436439832Sgurinder.shergill@hp.com spin_unlock_irqrestore(&ha->hardware_lock, flags); 217536439832Sgurinder.shergill@hp.com 2176a9083016SGiridhar Malavali return IRQ_HANDLED; 2177a9083016SGiridhar Malavali } 2178a9083016SGiridhar Malavali 2179a9083016SGiridhar Malavali irqreturn_t 2180a9083016SGiridhar Malavali qla82xx_msix_rsp_q(int irq, void *dev_id) 2181a9083016SGiridhar Malavali { 2182a9083016SGiridhar Malavali scsi_qla_host_t *vha; 2183a9083016SGiridhar Malavali struct qla_hw_data *ha; 2184a9083016SGiridhar Malavali struct rsp_que *rsp; 2185a9083016SGiridhar Malavali struct device_reg_82xx __iomem *reg; 21863553d343SSaurav Kashyap unsigned long flags; 2187f3ddac19SChad Dupuis uint32_t host_int = 0; 2188a9083016SGiridhar Malavali 2189a9083016SGiridhar Malavali rsp = (struct rsp_que *) dev_id; 2190a9083016SGiridhar Malavali if (!rsp) { 2191a9083016SGiridhar Malavali printk(KERN_INFO 21927c3df132SSaurav Kashyap "%s(): NULL response queue pointer.\n", __func__); 2193a9083016SGiridhar Malavali return IRQ_NONE; 2194a9083016SGiridhar Malavali } 2195a9083016SGiridhar Malavali 2196a9083016SGiridhar Malavali ha = rsp->hw; 2197a9083016SGiridhar Malavali reg = &ha->iobase->isp82; 21983553d343SSaurav Kashyap spin_lock_irqsave(&ha->hardware_lock, flags); 2199a9083016SGiridhar Malavali vha = pci_get_drvdata(ha->pdev); 2200f3ddac19SChad Dupuis host_int = RD_REG_DWORD(®->host_int); 2201c821e0d5SJoe Lawrence if (qla2x00_check_reg32_for_disconnect(vha, host_int)) 2202f3ddac19SChad Dupuis goto out; 2203a9083016SGiridhar Malavali qla24xx_process_response_queue(vha, rsp); 2204a9083016SGiridhar Malavali WRT_REG_DWORD(®->host_int, 0); 2205f3ddac19SChad Dupuis out: 22063553d343SSaurav Kashyap spin_unlock_irqrestore(&ha->hardware_lock, flags); 2207a9083016SGiridhar Malavali return IRQ_HANDLED; 2208a9083016SGiridhar Malavali } 2209a9083016SGiridhar Malavali 2210a9083016SGiridhar Malavali void 2211a9083016SGiridhar Malavali qla82xx_poll(int irq, void *dev_id) 2212a9083016SGiridhar Malavali { 2213a9083016SGiridhar Malavali scsi_qla_host_t *vha; 2214a9083016SGiridhar Malavali struct qla_hw_data *ha; 2215a9083016SGiridhar Malavali struct rsp_que *rsp; 2216a9083016SGiridhar Malavali struct device_reg_82xx __iomem *reg; 2217a9083016SGiridhar Malavali int status = 0; 2218a9083016SGiridhar Malavali uint32_t stat; 2219f3ddac19SChad Dupuis uint32_t host_int = 0; 22200a59cea4SBart Van Assche uint16_t mb[8]; 2221a9083016SGiridhar Malavali unsigned long flags; 2222a9083016SGiridhar Malavali 2223a9083016SGiridhar Malavali rsp = (struct rsp_que *) dev_id; 2224a9083016SGiridhar Malavali if (!rsp) { 2225a9083016SGiridhar Malavali printk(KERN_INFO 22267c3df132SSaurav Kashyap "%s(): NULL response queue pointer.\n", __func__); 2227a9083016SGiridhar Malavali return; 2228a9083016SGiridhar Malavali } 2229a9083016SGiridhar Malavali ha = rsp->hw; 2230a9083016SGiridhar Malavali 2231a9083016SGiridhar Malavali reg = &ha->iobase->isp82; 2232a9083016SGiridhar Malavali spin_lock_irqsave(&ha->hardware_lock, flags); 2233a9083016SGiridhar Malavali vha = pci_get_drvdata(ha->pdev); 2234a9083016SGiridhar Malavali 2235f3ddac19SChad Dupuis host_int = RD_REG_DWORD(®->host_int); 2236c821e0d5SJoe Lawrence if (qla2x00_check_reg32_for_disconnect(vha, host_int)) 2237f3ddac19SChad Dupuis goto out; 2238f3ddac19SChad Dupuis if (host_int) { 2239a9083016SGiridhar Malavali stat = RD_REG_DWORD(®->host_status); 2240a9083016SGiridhar Malavali switch (stat & 0xff) { 2241a9083016SGiridhar Malavali case 0x1: 2242a9083016SGiridhar Malavali case 0x2: 2243a9083016SGiridhar Malavali case 0x10: 2244a9083016SGiridhar Malavali case 0x11: 2245a9083016SGiridhar Malavali qla82xx_mbx_completion(vha, MSW(stat)); 2246a9083016SGiridhar Malavali status |= MBX_INTERRUPT; 2247a9083016SGiridhar Malavali break; 2248a9083016SGiridhar Malavali case 0x12: 2249a9083016SGiridhar Malavali mb[0] = MSW(stat); 2250a9083016SGiridhar Malavali mb[1] = RD_REG_WORD(®->mailbox_out[1]); 2251a9083016SGiridhar Malavali mb[2] = RD_REG_WORD(®->mailbox_out[2]); 2252a9083016SGiridhar Malavali mb[3] = RD_REG_WORD(®->mailbox_out[3]); 2253a9083016SGiridhar Malavali qla2x00_async_event(vha, rsp, mb); 2254a9083016SGiridhar Malavali break; 2255a9083016SGiridhar Malavali case 0x13: 2256a9083016SGiridhar Malavali qla24xx_process_response_queue(vha, rsp); 2257a9083016SGiridhar Malavali break; 2258a9083016SGiridhar Malavali default: 22597c3df132SSaurav Kashyap ql_dbg(ql_dbg_p3p, vha, 0xb013, 22607c3df132SSaurav Kashyap "Unrecognized interrupt type (%d).\n", 22617c3df132SSaurav Kashyap stat * 0xff); 2262a9083016SGiridhar Malavali break; 2263a9083016SGiridhar Malavali } 2264a9083016SGiridhar Malavali WRT_REG_DWORD(®->host_int, 0); 226502a9ae6eSAtul Deshmukh } 2266f3ddac19SChad Dupuis out: 2267a9083016SGiridhar Malavali spin_unlock_irqrestore(&ha->hardware_lock, flags); 2268a9083016SGiridhar Malavali } 2269a9083016SGiridhar Malavali 2270a9083016SGiridhar Malavali void 2271a9083016SGiridhar Malavali qla82xx_enable_intrs(struct qla_hw_data *ha) 2272a9083016SGiridhar Malavali { 2273a9083016SGiridhar Malavali scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); 2274bd432bb5SBart Van Assche 2275a9083016SGiridhar Malavali qla82xx_mbx_intr_enable(vha); 2276a9083016SGiridhar Malavali spin_lock_irq(&ha->hardware_lock); 22777ec0effdSAtul Deshmukh if (IS_QLA8044(ha)) 22787ec0effdSAtul Deshmukh qla8044_wr_reg(ha, LEG_INTR_MASK_OFFSET, 0); 22797ec0effdSAtul Deshmukh else 2280a9083016SGiridhar Malavali qla82xx_wr_32(ha, ha->nx_legacy_intr.tgt_mask_reg, 0xfbff); 2281a9083016SGiridhar Malavali spin_unlock_irq(&ha->hardware_lock); 2282a9083016SGiridhar Malavali ha->interrupts_on = 1; 2283a9083016SGiridhar Malavali } 2284a9083016SGiridhar Malavali 2285a9083016SGiridhar Malavali void 2286a9083016SGiridhar Malavali qla82xx_disable_intrs(struct qla_hw_data *ha) 2287a9083016SGiridhar Malavali { 2288a9083016SGiridhar Malavali scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); 2289bd432bb5SBart Van Assche 229032a13df2SHimanshu Madhani if (ha->interrupts_on) 2291a9083016SGiridhar Malavali qla82xx_mbx_intr_disable(vha); 2292cb92cb16SQuinn Tran 2293a9083016SGiridhar Malavali spin_lock_irq(&ha->hardware_lock); 22947ec0effdSAtul Deshmukh if (IS_QLA8044(ha)) 22957ec0effdSAtul Deshmukh qla8044_wr_reg(ha, LEG_INTR_MASK_OFFSET, 1); 22967ec0effdSAtul Deshmukh else 2297a9083016SGiridhar Malavali qla82xx_wr_32(ha, ha->nx_legacy_intr.tgt_mask_reg, 0x0400); 2298a9083016SGiridhar Malavali spin_unlock_irq(&ha->hardware_lock); 2299a9083016SGiridhar Malavali ha->interrupts_on = 0; 2300a9083016SGiridhar Malavali } 2301a9083016SGiridhar Malavali 2302a9083016SGiridhar Malavali void qla82xx_init_flags(struct qla_hw_data *ha) 2303a9083016SGiridhar Malavali { 2304a9083016SGiridhar Malavali struct qla82xx_legacy_intr_set *nx_legacy_intr; 2305a9083016SGiridhar Malavali 2306a9083016SGiridhar Malavali /* ISP 8021 initializations */ 2307a9083016SGiridhar Malavali rwlock_init(&ha->hw_lock); 2308a9083016SGiridhar Malavali ha->qdr_sn_window = -1; 2309a9083016SGiridhar Malavali ha->ddr_mn_window = -1; 2310a9083016SGiridhar Malavali ha->curr_window = 255; 2311a9083016SGiridhar Malavali ha->portnum = PCI_FUNC(ha->pdev->devfn); 2312a9083016SGiridhar Malavali nx_legacy_intr = &legacy_intr[ha->portnum]; 2313a9083016SGiridhar Malavali ha->nx_legacy_intr.int_vec_bit = nx_legacy_intr->int_vec_bit; 2314a9083016SGiridhar Malavali ha->nx_legacy_intr.tgt_status_reg = nx_legacy_intr->tgt_status_reg; 2315a9083016SGiridhar Malavali ha->nx_legacy_intr.tgt_mask_reg = nx_legacy_intr->tgt_mask_reg; 2316a9083016SGiridhar Malavali ha->nx_legacy_intr.pci_int_reg = nx_legacy_intr->pci_int_reg; 2317a9083016SGiridhar Malavali } 2318a9083016SGiridhar Malavali 23192374dd23SBart Van Assche static inline void 23200251ce8cSSaurav Kashyap qla82xx_set_idc_version(scsi_qla_host_t *vha) 23210251ce8cSSaurav Kashyap { 23220251ce8cSSaurav Kashyap int idc_ver; 23230251ce8cSSaurav Kashyap uint32_t drv_active; 23240251ce8cSSaurav Kashyap struct qla_hw_data *ha = vha->hw; 23250251ce8cSSaurav Kashyap 23260251ce8cSSaurav Kashyap drv_active = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_ACTIVE); 23270251ce8cSSaurav Kashyap if (drv_active == (QLA82XX_DRV_ACTIVE << (ha->portnum * 4))) { 23280251ce8cSSaurav Kashyap qla82xx_wr_32(ha, QLA82XX_CRB_DRV_IDC_VERSION, 23290251ce8cSSaurav Kashyap QLA82XX_IDC_VERSION); 23300251ce8cSSaurav Kashyap ql_log(ql_log_info, vha, 0xb082, 23310251ce8cSSaurav Kashyap "IDC version updated to %d\n", QLA82XX_IDC_VERSION); 23320251ce8cSSaurav Kashyap } else { 23330251ce8cSSaurav Kashyap idc_ver = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_IDC_VERSION); 23340251ce8cSSaurav Kashyap if (idc_ver != QLA82XX_IDC_VERSION) 23350251ce8cSSaurav Kashyap ql_log(ql_log_info, vha, 0xb083, 23360251ce8cSSaurav Kashyap "qla2xxx driver IDC version %d is not compatible " 23370251ce8cSSaurav Kashyap "with IDC version %d of the other drivers\n", 23380251ce8cSSaurav Kashyap QLA82XX_IDC_VERSION, idc_ver); 23390251ce8cSSaurav Kashyap } 23400251ce8cSSaurav Kashyap } 23410251ce8cSSaurav Kashyap 23420251ce8cSSaurav Kashyap inline void 2343a9083016SGiridhar Malavali qla82xx_set_drv_active(scsi_qla_host_t *vha) 2344a9083016SGiridhar Malavali { 2345a9083016SGiridhar Malavali uint32_t drv_active; 2346a9083016SGiridhar Malavali struct qla_hw_data *ha = vha->hw; 2347a9083016SGiridhar Malavali 2348a9083016SGiridhar Malavali drv_active = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_ACTIVE); 2349a9083016SGiridhar Malavali 2350a9083016SGiridhar Malavali /* If reset value is all FF's, initialize DRV_ACTIVE */ 2351a9083016SGiridhar Malavali if (drv_active == 0xffffffff) { 235277e334d2SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_CRB_DRV_ACTIVE, 235377e334d2SGiridhar Malavali QLA82XX_DRV_NOT_ACTIVE); 2354a9083016SGiridhar Malavali drv_active = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_ACTIVE); 2355a9083016SGiridhar Malavali } 235677e334d2SGiridhar Malavali drv_active |= (QLA82XX_DRV_ACTIVE << (ha->portnum * 4)); 2357a9083016SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_CRB_DRV_ACTIVE, drv_active); 2358a9083016SGiridhar Malavali } 2359a9083016SGiridhar Malavali 2360a9083016SGiridhar Malavali inline void 2361a9083016SGiridhar Malavali qla82xx_clear_drv_active(struct qla_hw_data *ha) 2362a9083016SGiridhar Malavali { 2363a9083016SGiridhar Malavali uint32_t drv_active; 2364a9083016SGiridhar Malavali 2365a9083016SGiridhar Malavali drv_active = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_ACTIVE); 236677e334d2SGiridhar Malavali drv_active &= ~(QLA82XX_DRV_ACTIVE << (ha->portnum * 4)); 2367a9083016SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_CRB_DRV_ACTIVE, drv_active); 2368a9083016SGiridhar Malavali } 2369a9083016SGiridhar Malavali 2370a9083016SGiridhar Malavali static inline int 2371a9083016SGiridhar Malavali qla82xx_need_reset(struct qla_hw_data *ha) 2372a9083016SGiridhar Malavali { 2373a9083016SGiridhar Malavali uint32_t drv_state; 2374a9083016SGiridhar Malavali int rval; 2375a9083016SGiridhar Malavali 23767d613ac6SSantosh Vernekar if (ha->flags.nic_core_reset_owner) 237708de2844SGiridhar Malavali return 1; 237808de2844SGiridhar Malavali else { 2379a9083016SGiridhar Malavali drv_state = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_STATE); 238077e334d2SGiridhar Malavali rval = drv_state & (QLA82XX_DRVST_RST_RDY << (ha->portnum * 4)); 2381a9083016SGiridhar Malavali return rval; 2382a9083016SGiridhar Malavali } 238308de2844SGiridhar Malavali } 2384a9083016SGiridhar Malavali 2385a9083016SGiridhar Malavali static inline void 2386a9083016SGiridhar Malavali qla82xx_set_rst_ready(struct qla_hw_data *ha) 2387a9083016SGiridhar Malavali { 2388a9083016SGiridhar Malavali uint32_t drv_state; 2389a9083016SGiridhar Malavali scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); 2390a9083016SGiridhar Malavali 2391a9083016SGiridhar Malavali drv_state = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_STATE); 2392a9083016SGiridhar Malavali 2393a9083016SGiridhar Malavali /* If reset value is all FF's, initialize DRV_STATE */ 2394a9083016SGiridhar Malavali if (drv_state == 0xffffffff) { 239577e334d2SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_CRB_DRV_STATE, QLA82XX_DRVST_NOT_RDY); 2396a9083016SGiridhar Malavali drv_state = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_STATE); 2397a9083016SGiridhar Malavali } 2398a9083016SGiridhar Malavali drv_state |= (QLA82XX_DRVST_RST_RDY << (ha->portnum * 4)); 239908de2844SGiridhar Malavali ql_dbg(ql_dbg_init, vha, 0x00bb, 240008de2844SGiridhar Malavali "drv_state = 0x%08x.\n", drv_state); 2401a9083016SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_CRB_DRV_STATE, drv_state); 2402a9083016SGiridhar Malavali } 2403a9083016SGiridhar Malavali 2404a9083016SGiridhar Malavali static inline void 2405a9083016SGiridhar Malavali qla82xx_clear_rst_ready(struct qla_hw_data *ha) 2406a9083016SGiridhar Malavali { 2407a9083016SGiridhar Malavali uint32_t drv_state; 2408a9083016SGiridhar Malavali 2409a9083016SGiridhar Malavali drv_state = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_STATE); 2410a9083016SGiridhar Malavali drv_state &= ~(QLA82XX_DRVST_RST_RDY << (ha->portnum * 4)); 2411a9083016SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_CRB_DRV_STATE, drv_state); 2412a9083016SGiridhar Malavali } 2413a9083016SGiridhar Malavali 2414a9083016SGiridhar Malavali static inline void 2415a9083016SGiridhar Malavali qla82xx_set_qsnt_ready(struct qla_hw_data *ha) 2416a9083016SGiridhar Malavali { 2417a9083016SGiridhar Malavali uint32_t qsnt_state; 2418a9083016SGiridhar Malavali 2419a9083016SGiridhar Malavali qsnt_state = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_STATE); 2420a9083016SGiridhar Malavali qsnt_state |= (QLA82XX_DRVST_QSNT_RDY << (ha->portnum * 4)); 2421a9083016SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_CRB_DRV_STATE, qsnt_state); 2422a9083016SGiridhar Malavali } 2423a9083016SGiridhar Malavali 2424579d12b5SSaurav Kashyap void 2425579d12b5SSaurav Kashyap qla82xx_clear_qsnt_ready(scsi_qla_host_t *vha) 2426579d12b5SSaurav Kashyap { 2427579d12b5SSaurav Kashyap struct qla_hw_data *ha = vha->hw; 2428579d12b5SSaurav Kashyap uint32_t qsnt_state; 2429579d12b5SSaurav Kashyap 2430579d12b5SSaurav Kashyap qsnt_state = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_STATE); 2431579d12b5SSaurav Kashyap qsnt_state &= ~(QLA82XX_DRVST_QSNT_RDY << (ha->portnum * 4)); 2432579d12b5SSaurav Kashyap qla82xx_wr_32(ha, QLA82XX_CRB_DRV_STATE, qsnt_state); 2433579d12b5SSaurav Kashyap } 2434579d12b5SSaurav Kashyap 243577e334d2SGiridhar Malavali static int 243677e334d2SGiridhar Malavali qla82xx_load_fw(scsi_qla_host_t *vha) 2437a9083016SGiridhar Malavali { 2438a9083016SGiridhar Malavali int rst; 2439a9083016SGiridhar Malavali struct fw_blob *blob; 2440a9083016SGiridhar Malavali struct qla_hw_data *ha = vha->hw; 2441a9083016SGiridhar Malavali 2442a9083016SGiridhar Malavali if (qla82xx_pinit_from_rom(vha) != QLA_SUCCESS) { 24437c3df132SSaurav Kashyap ql_log(ql_log_fatal, vha, 0x009f, 24447c3df132SSaurav Kashyap "Error during CRB initialization.\n"); 2445a9083016SGiridhar Malavali return QLA_FUNCTION_FAILED; 2446a9083016SGiridhar Malavali } 2447a9083016SGiridhar Malavali udelay(500); 2448a9083016SGiridhar Malavali 2449a9083016SGiridhar Malavali /* Bring QM and CAMRAM out of reset */ 2450a9083016SGiridhar Malavali rst = qla82xx_rd_32(ha, QLA82XX_ROMUSB_GLB_SW_RESET); 2451a9083016SGiridhar Malavali rst &= ~((1 << 28) | (1 << 24)); 2452a9083016SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_ROMUSB_GLB_SW_RESET, rst); 2453a9083016SGiridhar Malavali 2454a9083016SGiridhar Malavali /* 2455a9083016SGiridhar Malavali * FW Load priority: 2456a9083016SGiridhar Malavali * 1) Operational firmware residing in flash. 2457a9083016SGiridhar Malavali * 2) Firmware via request-firmware interface (.bin file). 2458a9083016SGiridhar Malavali */ 2459a9083016SGiridhar Malavali if (ql2xfwloadbin == 2) 2460a9083016SGiridhar Malavali goto try_blob_fw; 2461a9083016SGiridhar Malavali 24627c3df132SSaurav Kashyap ql_log(ql_log_info, vha, 0x00a0, 24637c3df132SSaurav Kashyap "Attempting to load firmware from flash.\n"); 2464a9083016SGiridhar Malavali 2465a9083016SGiridhar Malavali if (qla82xx_fw_load_from_flash(ha) == QLA_SUCCESS) { 24667c3df132SSaurav Kashyap ql_log(ql_log_info, vha, 0x00a1, 246700adc9a0SSaurav Kashyap "Firmware loaded successfully from flash.\n"); 2468a9083016SGiridhar Malavali return QLA_SUCCESS; 2469875efad7SChad Dupuis } else { 24707c3df132SSaurav Kashyap ql_log(ql_log_warn, vha, 0x0108, 24717c3df132SSaurav Kashyap "Firmware load from flash failed.\n"); 2472a9083016SGiridhar Malavali } 2473875efad7SChad Dupuis 2474a9083016SGiridhar Malavali try_blob_fw: 24757c3df132SSaurav Kashyap ql_log(ql_log_info, vha, 0x00a2, 24767c3df132SSaurav Kashyap "Attempting to load firmware from blob.\n"); 2477a9083016SGiridhar Malavali 2478a9083016SGiridhar Malavali /* Load firmware blob. */ 2479a9083016SGiridhar Malavali blob = ha->hablob = qla2x00_request_firmware(vha); 2480a9083016SGiridhar Malavali if (!blob) { 24817c3df132SSaurav Kashyap ql_log(ql_log_fatal, vha, 0x00a3, 248200adc9a0SSaurav Kashyap "Firmware image not present.\n"); 2483a9083016SGiridhar Malavali goto fw_load_failed; 2484a9083016SGiridhar Malavali } 2485a9083016SGiridhar Malavali 24869c2b2975SHarish Zunjarrao /* Validating firmware blob */ 24879c2b2975SHarish Zunjarrao if (qla82xx_validate_firmware_blob(vha, 24889c2b2975SHarish Zunjarrao QLA82XX_FLASH_ROMIMAGE)) { 24899c2b2975SHarish Zunjarrao /* Fallback to URI format */ 24909c2b2975SHarish Zunjarrao if (qla82xx_validate_firmware_blob(vha, 24919c2b2975SHarish Zunjarrao QLA82XX_UNIFIED_ROMIMAGE)) { 24927c3df132SSaurav Kashyap ql_log(ql_log_fatal, vha, 0x00a4, 24937c3df132SSaurav Kashyap "No valid firmware image found.\n"); 24949c2b2975SHarish Zunjarrao return QLA_FUNCTION_FAILED; 24959c2b2975SHarish Zunjarrao } 24969c2b2975SHarish Zunjarrao } 24979c2b2975SHarish Zunjarrao 2498a9083016SGiridhar Malavali if (qla82xx_fw_load_from_blob(ha) == QLA_SUCCESS) { 24997c3df132SSaurav Kashyap ql_log(ql_log_info, vha, 0x00a5, 25007c3df132SSaurav Kashyap "Firmware loaded successfully from binary blob.\n"); 2501a9083016SGiridhar Malavali return QLA_SUCCESS; 25028a318fe1SBart Van Assche } 25038a318fe1SBart Van Assche 25047c3df132SSaurav Kashyap ql_log(ql_log_fatal, vha, 0x00a6, 25057c3df132SSaurav Kashyap "Firmware load failed for binary blob.\n"); 2506a9083016SGiridhar Malavali blob->fw = NULL; 2507a9083016SGiridhar Malavali blob = NULL; 2508a9083016SGiridhar Malavali 2509a9083016SGiridhar Malavali fw_load_failed: 2510a9083016SGiridhar Malavali return QLA_FUNCTION_FAILED; 2511a9083016SGiridhar Malavali } 2512a9083016SGiridhar Malavali 2513a5b36321SLalit Chandivade int 2514a9083016SGiridhar Malavali qla82xx_start_firmware(scsi_qla_host_t *vha) 2515a9083016SGiridhar Malavali { 2516a9083016SGiridhar Malavali uint16_t lnk; 2517a9083016SGiridhar Malavali struct qla_hw_data *ha = vha->hw; 2518a9083016SGiridhar Malavali 2519a9083016SGiridhar Malavali /* scrub dma mask expansion register */ 252077e334d2SGiridhar Malavali qla82xx_wr_32(ha, CRB_DMA_SHIFT, QLA82XX_DMA_SHIFT_VALUE); 2521a9083016SGiridhar Malavali 25223711333dSGiridhar Malavali /* Put both the PEG CMD and RCV PEG to default state 25233711333dSGiridhar Malavali * of 0 before resetting the hardware 25243711333dSGiridhar Malavali */ 25253711333dSGiridhar Malavali qla82xx_wr_32(ha, CRB_CMDPEG_STATE, 0); 25263711333dSGiridhar Malavali qla82xx_wr_32(ha, CRB_RCVPEG_STATE, 0); 25273711333dSGiridhar Malavali 2528a9083016SGiridhar Malavali /* Overwrite stale initialization register values */ 2529a9083016SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_PEG_HALT_STATUS1, 0); 2530a9083016SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_PEG_HALT_STATUS2, 0); 2531a9083016SGiridhar Malavali 2532a9083016SGiridhar Malavali if (qla82xx_load_fw(vha) != QLA_SUCCESS) { 25337c3df132SSaurav Kashyap ql_log(ql_log_fatal, vha, 0x00a7, 25347c3df132SSaurav Kashyap "Error trying to start fw.\n"); 2535a9083016SGiridhar Malavali return QLA_FUNCTION_FAILED; 2536a9083016SGiridhar Malavali } 2537a9083016SGiridhar Malavali 2538a9083016SGiridhar Malavali /* Handshake with the card before we register the devices. */ 2539a9083016SGiridhar Malavali if (qla82xx_check_cmdpeg_state(ha) != QLA_SUCCESS) { 25407c3df132SSaurav Kashyap ql_log(ql_log_fatal, vha, 0x00aa, 25417c3df132SSaurav Kashyap "Error during card handshake.\n"); 2542a9083016SGiridhar Malavali return QLA_FUNCTION_FAILED; 2543a9083016SGiridhar Malavali } 2544a9083016SGiridhar Malavali 2545a9083016SGiridhar Malavali /* Negotiated Link width */ 254610092438SJiang Liu pcie_capability_read_word(ha->pdev, PCI_EXP_LNKSTA, &lnk); 2547a9083016SGiridhar Malavali ha->link_width = (lnk >> 4) & 0x3f; 2548a9083016SGiridhar Malavali 2549a9083016SGiridhar Malavali /* Synchronize with Receive peg */ 2550a9083016SGiridhar Malavali return qla82xx_check_rcvpeg_state(ha); 2551a9083016SGiridhar Malavali } 2552a9083016SGiridhar Malavali 255377e334d2SGiridhar Malavali static uint32_t * 2554a9083016SGiridhar Malavali qla82xx_read_flash_data(scsi_qla_host_t *vha, uint32_t *dwptr, uint32_t faddr, 2555a9083016SGiridhar Malavali uint32_t length) 2556a9083016SGiridhar Malavali { 2557a9083016SGiridhar Malavali uint32_t i; 2558a9083016SGiridhar Malavali uint32_t val; 2559a9083016SGiridhar Malavali struct qla_hw_data *ha = vha->hw; 2560a9083016SGiridhar Malavali 2561a9083016SGiridhar Malavali /* Dword reads to flash. */ 2562a9083016SGiridhar Malavali for (i = 0; i < length/4; i++, faddr += 4) { 2563a9083016SGiridhar Malavali if (qla82xx_rom_fast_read(ha, faddr, &val)) { 25647c3df132SSaurav Kashyap ql_log(ql_log_warn, vha, 0x0106, 25657c3df132SSaurav Kashyap "Do ROM fast read failed.\n"); 2566a9083016SGiridhar Malavali goto done_read; 2567a9083016SGiridhar Malavali } 2568ad950360SBart Van Assche dwptr[i] = cpu_to_le32(val); 2569a9083016SGiridhar Malavali } 2570a9083016SGiridhar Malavali done_read: 2571a9083016SGiridhar Malavali return dwptr; 2572a9083016SGiridhar Malavali } 2573a9083016SGiridhar Malavali 257477e334d2SGiridhar Malavali static int 2575a9083016SGiridhar Malavali qla82xx_unprotect_flash(struct qla_hw_data *ha) 2576a9083016SGiridhar Malavali { 2577a9083016SGiridhar Malavali int ret; 2578a9083016SGiridhar Malavali uint32_t val; 25797c3df132SSaurav Kashyap scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); 2580a9083016SGiridhar Malavali 2581a9083016SGiridhar Malavali ret = ql82xx_rom_lock_d(ha); 2582a9083016SGiridhar Malavali if (ret < 0) { 25837c3df132SSaurav Kashyap ql_log(ql_log_warn, vha, 0xb014, 25847c3df132SSaurav Kashyap "ROM Lock failed.\n"); 2585a9083016SGiridhar Malavali return ret; 2586a9083016SGiridhar Malavali } 2587a9083016SGiridhar Malavali 2588a9083016SGiridhar Malavali ret = qla82xx_read_status_reg(ha, &val); 2589a9083016SGiridhar Malavali if (ret < 0) 2590a9083016SGiridhar Malavali goto done_unprotect; 2591a9083016SGiridhar Malavali 25920547fb37SLalit Chandivade val &= ~(BLOCK_PROTECT_BITS << 2); 2593a9083016SGiridhar Malavali ret = qla82xx_write_status_reg(ha, val); 2594a9083016SGiridhar Malavali if (ret < 0) { 25950547fb37SLalit Chandivade val |= (BLOCK_PROTECT_BITS << 2); 2596a9083016SGiridhar Malavali qla82xx_write_status_reg(ha, val); 2597a9083016SGiridhar Malavali } 2598a9083016SGiridhar Malavali 2599a9083016SGiridhar Malavali if (qla82xx_write_disable_flash(ha) != 0) 26007c3df132SSaurav Kashyap ql_log(ql_log_warn, vha, 0xb015, 26017c3df132SSaurav Kashyap "Write disable failed.\n"); 2602a9083016SGiridhar Malavali 2603a9083016SGiridhar Malavali done_unprotect: 2604d652e093SChad Dupuis qla82xx_rom_unlock(ha); 2605a9083016SGiridhar Malavali return ret; 2606a9083016SGiridhar Malavali } 2607a9083016SGiridhar Malavali 260877e334d2SGiridhar Malavali static int 2609a9083016SGiridhar Malavali qla82xx_protect_flash(struct qla_hw_data *ha) 2610a9083016SGiridhar Malavali { 2611a9083016SGiridhar Malavali int ret; 2612a9083016SGiridhar Malavali uint32_t val; 26137c3df132SSaurav Kashyap scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); 2614a9083016SGiridhar Malavali 2615a9083016SGiridhar Malavali ret = ql82xx_rom_lock_d(ha); 2616a9083016SGiridhar Malavali if (ret < 0) { 26177c3df132SSaurav Kashyap ql_log(ql_log_warn, vha, 0xb016, 26187c3df132SSaurav Kashyap "ROM Lock failed.\n"); 2619a9083016SGiridhar Malavali return ret; 2620a9083016SGiridhar Malavali } 2621a9083016SGiridhar Malavali 2622a9083016SGiridhar Malavali ret = qla82xx_read_status_reg(ha, &val); 2623a9083016SGiridhar Malavali if (ret < 0) 2624a9083016SGiridhar Malavali goto done_protect; 2625a9083016SGiridhar Malavali 26260547fb37SLalit Chandivade val |= (BLOCK_PROTECT_BITS << 2); 2627a9083016SGiridhar Malavali /* LOCK all sectors */ 2628a9083016SGiridhar Malavali ret = qla82xx_write_status_reg(ha, val); 2629a9083016SGiridhar Malavali if (ret < 0) 26307c3df132SSaurav Kashyap ql_log(ql_log_warn, vha, 0xb017, 26317c3df132SSaurav Kashyap "Write status register failed.\n"); 2632a9083016SGiridhar Malavali 2633a9083016SGiridhar Malavali if (qla82xx_write_disable_flash(ha) != 0) 26347c3df132SSaurav Kashyap ql_log(ql_log_warn, vha, 0xb018, 26357c3df132SSaurav Kashyap "Write disable failed.\n"); 2636a9083016SGiridhar Malavali done_protect: 2637d652e093SChad Dupuis qla82xx_rom_unlock(ha); 2638a9083016SGiridhar Malavali return ret; 2639a9083016SGiridhar Malavali } 2640a9083016SGiridhar Malavali 264177e334d2SGiridhar Malavali static int 2642a9083016SGiridhar Malavali qla82xx_erase_sector(struct qla_hw_data *ha, int addr) 2643a9083016SGiridhar Malavali { 2644a9083016SGiridhar Malavali int ret = 0; 26457c3df132SSaurav Kashyap scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); 2646a9083016SGiridhar Malavali 2647a9083016SGiridhar Malavali ret = ql82xx_rom_lock_d(ha); 2648a9083016SGiridhar Malavali if (ret < 0) { 26497c3df132SSaurav Kashyap ql_log(ql_log_warn, vha, 0xb019, 26507c3df132SSaurav Kashyap "ROM Lock failed.\n"); 2651a9083016SGiridhar Malavali return ret; 2652a9083016SGiridhar Malavali } 2653a9083016SGiridhar Malavali 2654a9083016SGiridhar Malavali qla82xx_flash_set_write_enable(ha); 2655a9083016SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_ROMUSB_ROM_ADDRESS, addr); 2656a9083016SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_ROMUSB_ROM_ABYTE_CNT, 3); 2657a9083016SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_ROMUSB_ROM_INSTR_OPCODE, M25P_INSTR_SE); 2658a9083016SGiridhar Malavali 2659a9083016SGiridhar Malavali if (qla82xx_wait_rom_done(ha)) { 26607c3df132SSaurav Kashyap ql_log(ql_log_warn, vha, 0xb01a, 26617c3df132SSaurav Kashyap "Error waiting for rom done.\n"); 2662a9083016SGiridhar Malavali ret = -1; 2663a9083016SGiridhar Malavali goto done; 2664a9083016SGiridhar Malavali } 2665a9083016SGiridhar Malavali ret = qla82xx_flash_wait_write_finish(ha); 2666a9083016SGiridhar Malavali done: 2667d652e093SChad Dupuis qla82xx_rom_unlock(ha); 2668a9083016SGiridhar Malavali return ret; 2669a9083016SGiridhar Malavali } 2670a9083016SGiridhar Malavali 2671a9083016SGiridhar Malavali /* 2672a9083016SGiridhar Malavali * Address and length are byte address 2673a9083016SGiridhar Malavali */ 26743695310eSJoe Carnuccio void * 26753695310eSJoe Carnuccio qla82xx_read_optrom_data(struct scsi_qla_host *vha, void *buf, 2676a9083016SGiridhar Malavali uint32_t offset, uint32_t length) 2677a9083016SGiridhar Malavali { 2678a9083016SGiridhar Malavali scsi_block_requests(vha->host); 2679a9083016SGiridhar Malavali qla82xx_read_flash_data(vha, (uint32_t *)buf, offset, length); 2680a9083016SGiridhar Malavali scsi_unblock_requests(vha->host); 2681a9083016SGiridhar Malavali return buf; 2682a9083016SGiridhar Malavali } 2683a9083016SGiridhar Malavali 2684a9083016SGiridhar Malavali static int 2685a9083016SGiridhar Malavali qla82xx_write_flash_data(struct scsi_qla_host *vha, uint32_t *dwptr, 2686a9083016SGiridhar Malavali uint32_t faddr, uint32_t dwords) 2687a9083016SGiridhar Malavali { 2688a9083016SGiridhar Malavali int ret; 2689a9083016SGiridhar Malavali uint32_t liter; 269052c82823SBart Van Assche uint32_t rest_addr; 2691a9083016SGiridhar Malavali dma_addr_t optrom_dma; 2692a9083016SGiridhar Malavali void *optrom = NULL; 2693a9083016SGiridhar Malavali int page_mode = 0; 2694a9083016SGiridhar Malavali struct qla_hw_data *ha = vha->hw; 2695a9083016SGiridhar Malavali 2696a9083016SGiridhar Malavali ret = -1; 2697a9083016SGiridhar Malavali 2698a9083016SGiridhar Malavali /* Prepare burst-capable write on supported ISPs. */ 2699a9083016SGiridhar Malavali if (page_mode && !(faddr & 0xfff) && 2700a9083016SGiridhar Malavali dwords > OPTROM_BURST_DWORDS) { 2701a9083016SGiridhar Malavali optrom = dma_alloc_coherent(&ha->pdev->dev, OPTROM_BURST_SIZE, 2702a9083016SGiridhar Malavali &optrom_dma, GFP_KERNEL); 2703a9083016SGiridhar Malavali if (!optrom) { 27047c3df132SSaurav Kashyap ql_log(ql_log_warn, vha, 0xb01b, 27057c3df132SSaurav Kashyap "Unable to allocate memory " 270600adc9a0SSaurav Kashyap "for optrom burst write (%x KB).\n", 2707a9083016SGiridhar Malavali OPTROM_BURST_SIZE / 1024); 2708a9083016SGiridhar Malavali } 2709a9083016SGiridhar Malavali } 2710a9083016SGiridhar Malavali 2711a9083016SGiridhar Malavali rest_addr = ha->fdt_block_size - 1; 2712a9083016SGiridhar Malavali 2713a9083016SGiridhar Malavali ret = qla82xx_unprotect_flash(ha); 2714a9083016SGiridhar Malavali if (ret) { 27157c3df132SSaurav Kashyap ql_log(ql_log_warn, vha, 0xb01c, 2716a9083016SGiridhar Malavali "Unable to unprotect flash for update.\n"); 2717a9083016SGiridhar Malavali goto write_done; 2718a9083016SGiridhar Malavali } 2719a9083016SGiridhar Malavali 2720a9083016SGiridhar Malavali for (liter = 0; liter < dwords; liter++, faddr += 4, dwptr++) { 2721a9083016SGiridhar Malavali /* Are we at the beginning of a sector? */ 2722a9083016SGiridhar Malavali if ((faddr & rest_addr) == 0) { 2723a9083016SGiridhar Malavali 2724a9083016SGiridhar Malavali ret = qla82xx_erase_sector(ha, faddr); 2725a9083016SGiridhar Malavali if (ret) { 27267c3df132SSaurav Kashyap ql_log(ql_log_warn, vha, 0xb01d, 27277c3df132SSaurav Kashyap "Unable to erase sector: address=%x.\n", 27287c3df132SSaurav Kashyap faddr); 2729a9083016SGiridhar Malavali break; 2730a9083016SGiridhar Malavali } 2731a9083016SGiridhar Malavali } 2732a9083016SGiridhar Malavali 2733a9083016SGiridhar Malavali /* Go with burst-write. */ 2734a9083016SGiridhar Malavali if (optrom && (liter + OPTROM_BURST_DWORDS) <= dwords) { 2735a9083016SGiridhar Malavali /* Copy data to DMA'ble buffer. */ 2736a9083016SGiridhar Malavali memcpy(optrom, dwptr, OPTROM_BURST_SIZE); 2737a9083016SGiridhar Malavali 2738a9083016SGiridhar Malavali ret = qla2x00_load_ram(vha, optrom_dma, 2739a9083016SGiridhar Malavali (ha->flash_data_off | faddr), 2740a9083016SGiridhar Malavali OPTROM_BURST_DWORDS); 2741a9083016SGiridhar Malavali if (ret != QLA_SUCCESS) { 27427c3df132SSaurav Kashyap ql_log(ql_log_warn, vha, 0xb01e, 2743a9083016SGiridhar Malavali "Unable to burst-write optrom segment " 2744a9083016SGiridhar Malavali "(%x/%x/%llx).\n", ret, 2745a9083016SGiridhar Malavali (ha->flash_data_off | faddr), 2746a9083016SGiridhar Malavali (unsigned long long)optrom_dma); 27477c3df132SSaurav Kashyap ql_log(ql_log_warn, vha, 0xb01f, 2748a9083016SGiridhar Malavali "Reverting to slow-write.\n"); 2749a9083016SGiridhar Malavali 2750a9083016SGiridhar Malavali dma_free_coherent(&ha->pdev->dev, 2751a9083016SGiridhar Malavali OPTROM_BURST_SIZE, optrom, optrom_dma); 2752a9083016SGiridhar Malavali optrom = NULL; 2753a9083016SGiridhar Malavali } else { 2754a9083016SGiridhar Malavali liter += OPTROM_BURST_DWORDS - 1; 2755a9083016SGiridhar Malavali faddr += OPTROM_BURST_DWORDS - 1; 2756a9083016SGiridhar Malavali dwptr += OPTROM_BURST_DWORDS - 1; 2757a9083016SGiridhar Malavali continue; 2758a9083016SGiridhar Malavali } 2759a9083016SGiridhar Malavali } 2760a9083016SGiridhar Malavali 2761a9083016SGiridhar Malavali ret = qla82xx_write_flash_dword(ha, faddr, 2762a9083016SGiridhar Malavali cpu_to_le32(*dwptr)); 2763a9083016SGiridhar Malavali if (ret) { 27647c3df132SSaurav Kashyap ql_dbg(ql_dbg_p3p, vha, 0xb020, 27657c3df132SSaurav Kashyap "Unable to program flash address=%x data=%x.\n", 27667c3df132SSaurav Kashyap faddr, *dwptr); 2767a9083016SGiridhar Malavali break; 2768a9083016SGiridhar Malavali } 2769a9083016SGiridhar Malavali } 2770a9083016SGiridhar Malavali 2771a9083016SGiridhar Malavali ret = qla82xx_protect_flash(ha); 2772a9083016SGiridhar Malavali if (ret) 27737c3df132SSaurav Kashyap ql_log(ql_log_warn, vha, 0xb021, 2774a9083016SGiridhar Malavali "Unable to protect flash after update.\n"); 2775a9083016SGiridhar Malavali write_done: 2776a9083016SGiridhar Malavali if (optrom) 2777a9083016SGiridhar Malavali dma_free_coherent(&ha->pdev->dev, 2778a9083016SGiridhar Malavali OPTROM_BURST_SIZE, optrom, optrom_dma); 2779a9083016SGiridhar Malavali return ret; 2780a9083016SGiridhar Malavali } 2781a9083016SGiridhar Malavali 2782a9083016SGiridhar Malavali int 27833695310eSJoe Carnuccio qla82xx_write_optrom_data(struct scsi_qla_host *vha, void *buf, 2784a9083016SGiridhar Malavali uint32_t offset, uint32_t length) 2785a9083016SGiridhar Malavali { 2786a9083016SGiridhar Malavali int rval; 2787a9083016SGiridhar Malavali 2788a9083016SGiridhar Malavali /* Suspend HBA. */ 2789a9083016SGiridhar Malavali scsi_block_requests(vha->host); 27903695310eSJoe Carnuccio rval = qla82xx_write_flash_data(vha, buf, offset, length >> 2); 2791a9083016SGiridhar Malavali scsi_unblock_requests(vha->host); 2792a9083016SGiridhar Malavali 2793a9083016SGiridhar Malavali /* Convert return ISP82xx to generic */ 2794a9083016SGiridhar Malavali if (rval) 2795a9083016SGiridhar Malavali rval = QLA_FUNCTION_FAILED; 2796a9083016SGiridhar Malavali else 2797a9083016SGiridhar Malavali rval = QLA_SUCCESS; 2798a9083016SGiridhar Malavali return rval; 2799a9083016SGiridhar Malavali } 2800a9083016SGiridhar Malavali 2801a9083016SGiridhar Malavali void 28025162cf0cSGiridhar Malavali qla82xx_start_iocbs(scsi_qla_host_t *vha) 2803a9083016SGiridhar Malavali { 28045162cf0cSGiridhar Malavali struct qla_hw_data *ha = vha->hw; 2805a9083016SGiridhar Malavali struct req_que *req = ha->req_q_map[0]; 2806a9083016SGiridhar Malavali uint32_t dbval; 2807a9083016SGiridhar Malavali 2808a9083016SGiridhar Malavali /* Adjust ring index. */ 2809a9083016SGiridhar Malavali req->ring_index++; 2810a9083016SGiridhar Malavali if (req->ring_index == req->length) { 2811a9083016SGiridhar Malavali req->ring_index = 0; 2812a9083016SGiridhar Malavali req->ring_ptr = req->ring; 2813a9083016SGiridhar Malavali } else 2814a9083016SGiridhar Malavali req->ring_ptr++; 2815a9083016SGiridhar Malavali 2816a9083016SGiridhar Malavali dbval = 0x04 | (ha->portnum << 5); 2817a9083016SGiridhar Malavali 2818a9083016SGiridhar Malavali dbval = dbval | (req->id << 8) | (req->ring_index << 16); 28196907869dSGiridhar Malavali if (ql2xdbwr) 28208dfa4b5aSBart Van Assche qla82xx_wr_32(ha, (unsigned long)ha->nxdb_wr_ptr, dbval); 28216907869dSGiridhar Malavali else { 28228dfa4b5aSBart Van Assche WRT_REG_DWORD(ha->nxdb_wr_ptr, dbval); 2823a9083016SGiridhar Malavali wmb(); 28248dfa4b5aSBart Van Assche while (RD_REG_DWORD(ha->nxdb_rd_ptr) != dbval) { 28258dfa4b5aSBart Van Assche WRT_REG_DWORD(ha->nxdb_wr_ptr, dbval); 2826a9083016SGiridhar Malavali wmb(); 2827a9083016SGiridhar Malavali } 2828a9083016SGiridhar Malavali } 28296907869dSGiridhar Malavali } 2830a9083016SGiridhar Malavali 2831fa492630SSaurav Kashyap static void 2832fa492630SSaurav Kashyap qla82xx_rom_lock_recovery(struct qla_hw_data *ha) 2833e6a4202aSShyam Sundar { 28347c3df132SSaurav Kashyap scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); 28354babb90eSHiral Patel uint32_t lock_owner = 0; 28367c3df132SSaurav Kashyap 28374babb90eSHiral Patel if (qla82xx_rom_lock(ha)) { 28384babb90eSHiral Patel lock_owner = qla82xx_rd_32(ha, QLA82XX_ROM_LOCK_ID); 2839e6a4202aSShyam Sundar /* Someone else is holding the lock. */ 28407c3df132SSaurav Kashyap ql_log(ql_log_info, vha, 0xb022, 28414babb90eSHiral Patel "Resetting rom_lock, Lock Owner %u.\n", lock_owner); 28424babb90eSHiral Patel } 2843e6a4202aSShyam Sundar /* 2844e6a4202aSShyam Sundar * Either we got the lock, or someone 2845e6a4202aSShyam Sundar * else died while holding it. 2846e6a4202aSShyam Sundar * In either case, unlock. 2847e6a4202aSShyam Sundar */ 2848d652e093SChad Dupuis qla82xx_rom_unlock(ha); 2849e6a4202aSShyam Sundar } 2850e6a4202aSShyam Sundar 2851a9083016SGiridhar Malavali /* 2852a9083016SGiridhar Malavali * qla82xx_device_bootstrap 2853a9083016SGiridhar Malavali * Initialize device, set DEV_READY, start fw 2854a9083016SGiridhar Malavali * 2855a9083016SGiridhar Malavali * Note: 2856a9083016SGiridhar Malavali * IDC lock must be held upon entry 2857a9083016SGiridhar Malavali * 2858a9083016SGiridhar Malavali * Return: 2859a9083016SGiridhar Malavali * Success : 0 2860a9083016SGiridhar Malavali * Failed : 1 2861a9083016SGiridhar Malavali */ 2862a9083016SGiridhar Malavali static int 2863a9083016SGiridhar Malavali qla82xx_device_bootstrap(scsi_qla_host_t *vha) 2864a9083016SGiridhar Malavali { 2865e6a4202aSShyam Sundar int rval = QLA_SUCCESS; 286603d32f97STej Prakash int i; 2867a9083016SGiridhar Malavali uint32_t old_count, count; 2868a9083016SGiridhar Malavali struct qla_hw_data *ha = vha->hw; 286903d32f97STej Prakash int need_reset = 0; 2870a9083016SGiridhar Malavali 2871e6a4202aSShyam Sundar need_reset = qla82xx_need_reset(ha); 2872a9083016SGiridhar Malavali 2873e6a4202aSShyam Sundar if (need_reset) { 2874e6a4202aSShyam Sundar /* We are trying to perform a recovery here. */ 287503d32f97STej Prakash if (ha->flags.isp82xx_fw_hung) 2876e6a4202aSShyam Sundar qla82xx_rom_lock_recovery(ha); 2877e6a4202aSShyam Sundar } else { 287803d32f97STej Prakash old_count = qla82xx_rd_32(ha, QLA82XX_PEG_ALIVE_COUNTER); 287903d32f97STej Prakash for (i = 0; i < 10; i++) { 288003d32f97STej Prakash msleep(200); 288103d32f97STej Prakash count = qla82xx_rd_32(ha, QLA82XX_PEG_ALIVE_COUNTER); 288203d32f97STej Prakash if (count != old_count) { 288303d32f97STej Prakash rval = QLA_SUCCESS; 2884a9083016SGiridhar Malavali goto dev_ready; 2885a9083016SGiridhar Malavali } 288603d32f97STej Prakash } 288703d32f97STej Prakash qla82xx_rom_lock_recovery(ha); 288803d32f97STej Prakash } 2889a9083016SGiridhar Malavali 2890a9083016SGiridhar Malavali /* set to DEV_INITIALIZING */ 28917c3df132SSaurav Kashyap ql_log(ql_log_info, vha, 0x009e, 28927c3df132SSaurav Kashyap "HW State: INITIALIZING.\n"); 28937d613ac6SSantosh Vernekar qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE, QLA8XXX_DEV_INITIALIZING); 2894a9083016SGiridhar Malavali 2895a9083016SGiridhar Malavali qla82xx_idc_unlock(ha); 2896a9083016SGiridhar Malavali rval = qla82xx_start_firmware(vha); 2897a9083016SGiridhar Malavali qla82xx_idc_lock(ha); 2898a9083016SGiridhar Malavali 2899a9083016SGiridhar Malavali if (rval != QLA_SUCCESS) { 29007c3df132SSaurav Kashyap ql_log(ql_log_fatal, vha, 0x00ad, 29017c3df132SSaurav Kashyap "HW State: FAILED.\n"); 2902a9083016SGiridhar Malavali qla82xx_clear_drv_active(ha); 29037d613ac6SSantosh Vernekar qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE, QLA8XXX_DEV_FAILED); 2904a9083016SGiridhar Malavali return rval; 2905a9083016SGiridhar Malavali } 2906a9083016SGiridhar Malavali 2907a9083016SGiridhar Malavali dev_ready: 29087c3df132SSaurav Kashyap ql_log(ql_log_info, vha, 0x00ae, 29097c3df132SSaurav Kashyap "HW State: READY.\n"); 29107d613ac6SSantosh Vernekar qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE, QLA8XXX_DEV_READY); 2911a9083016SGiridhar Malavali 2912a9083016SGiridhar Malavali return QLA_SUCCESS; 2913a9083016SGiridhar Malavali } 2914a9083016SGiridhar Malavali 2915579d12b5SSaurav Kashyap /* 2916579d12b5SSaurav Kashyap * qla82xx_need_qsnt_handler 2917579d12b5SSaurav Kashyap * Code to start quiescence sequence 2918579d12b5SSaurav Kashyap * 2919579d12b5SSaurav Kashyap * Note: 2920579d12b5SSaurav Kashyap * IDC lock must be held upon entry 2921579d12b5SSaurav Kashyap * 2922579d12b5SSaurav Kashyap * Return: void 2923579d12b5SSaurav Kashyap */ 2924579d12b5SSaurav Kashyap 2925579d12b5SSaurav Kashyap static void 2926579d12b5SSaurav Kashyap qla82xx_need_qsnt_handler(scsi_qla_host_t *vha) 2927579d12b5SSaurav Kashyap { 2928579d12b5SSaurav Kashyap struct qla_hw_data *ha = vha->hw; 2929579d12b5SSaurav Kashyap uint32_t dev_state, drv_state, drv_active; 2930579d12b5SSaurav Kashyap unsigned long reset_timeout; 2931579d12b5SSaurav Kashyap 2932579d12b5SSaurav Kashyap if (vha->flags.online) { 2933579d12b5SSaurav Kashyap /*Block any further I/O and wait for pending cmnds to complete*/ 29348fcd6b8bSChad Dupuis qla2x00_quiesce_io(vha); 2935579d12b5SSaurav Kashyap } 2936579d12b5SSaurav Kashyap 2937579d12b5SSaurav Kashyap /* Set the quiescence ready bit */ 2938579d12b5SSaurav Kashyap qla82xx_set_qsnt_ready(ha); 2939579d12b5SSaurav Kashyap 2940579d12b5SSaurav Kashyap /*wait for 30 secs for other functions to ack */ 2941579d12b5SSaurav Kashyap reset_timeout = jiffies + (30 * HZ); 2942579d12b5SSaurav Kashyap 2943579d12b5SSaurav Kashyap drv_state = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_STATE); 2944579d12b5SSaurav Kashyap drv_active = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_ACTIVE); 2945579d12b5SSaurav Kashyap /* Its 2 that is written when qsnt is acked, moving one bit */ 2946579d12b5SSaurav Kashyap drv_active = drv_active << 0x01; 2947579d12b5SSaurav Kashyap 2948579d12b5SSaurav Kashyap while (drv_state != drv_active) { 2949579d12b5SSaurav Kashyap 2950579d12b5SSaurav Kashyap if (time_after_eq(jiffies, reset_timeout)) { 2951579d12b5SSaurav Kashyap /* quiescence timeout, other functions didn't ack 2952579d12b5SSaurav Kashyap * changing the state to DEV_READY 2953579d12b5SSaurav Kashyap */ 29547c3df132SSaurav Kashyap ql_log(ql_log_info, vha, 0xb023, 29555f28d2d7SSaurav Kashyap "%s : QUIESCENT TIMEOUT DRV_ACTIVE:%d " 29565f28d2d7SSaurav Kashyap "DRV_STATE:%d.\n", QLA2XXX_DRIVER_NAME, 29577c3df132SSaurav Kashyap drv_active, drv_state); 2958579d12b5SSaurav Kashyap qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE, 29597d613ac6SSantosh Vernekar QLA8XXX_DEV_READY); 29607c3df132SSaurav Kashyap ql_log(ql_log_info, vha, 0xb025, 29617c3df132SSaurav Kashyap "HW State: DEV_READY.\n"); 2962579d12b5SSaurav Kashyap qla82xx_idc_unlock(ha); 2963579d12b5SSaurav Kashyap qla2x00_perform_loop_resync(vha); 2964579d12b5SSaurav Kashyap qla82xx_idc_lock(ha); 2965579d12b5SSaurav Kashyap 2966579d12b5SSaurav Kashyap qla82xx_clear_qsnt_ready(vha); 2967579d12b5SSaurav Kashyap return; 2968579d12b5SSaurav Kashyap } 2969579d12b5SSaurav Kashyap 2970579d12b5SSaurav Kashyap qla82xx_idc_unlock(ha); 2971579d12b5SSaurav Kashyap msleep(1000); 2972579d12b5SSaurav Kashyap qla82xx_idc_lock(ha); 2973579d12b5SSaurav Kashyap 2974579d12b5SSaurav Kashyap drv_state = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_STATE); 2975579d12b5SSaurav Kashyap drv_active = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_ACTIVE); 2976579d12b5SSaurav Kashyap drv_active = drv_active << 0x01; 2977579d12b5SSaurav Kashyap } 2978579d12b5SSaurav Kashyap dev_state = qla82xx_rd_32(ha, QLA82XX_CRB_DEV_STATE); 2979579d12b5SSaurav Kashyap /* everyone acked so set the state to DEV_QUIESCENCE */ 29807d613ac6SSantosh Vernekar if (dev_state == QLA8XXX_DEV_NEED_QUIESCENT) { 29817c3df132SSaurav Kashyap ql_log(ql_log_info, vha, 0xb026, 29827c3df132SSaurav Kashyap "HW State: DEV_QUIESCENT.\n"); 29837d613ac6SSantosh Vernekar qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE, QLA8XXX_DEV_QUIESCENT); 2984579d12b5SSaurav Kashyap } 2985579d12b5SSaurav Kashyap } 2986579d12b5SSaurav Kashyap 2987579d12b5SSaurav Kashyap /* 2988579d12b5SSaurav Kashyap * qla82xx_wait_for_state_change 2989579d12b5SSaurav Kashyap * Wait for device state to change from given current state 2990579d12b5SSaurav Kashyap * 2991579d12b5SSaurav Kashyap * Note: 2992579d12b5SSaurav Kashyap * IDC lock must not be held upon entry 2993579d12b5SSaurav Kashyap * 2994579d12b5SSaurav Kashyap * Return: 2995579d12b5SSaurav Kashyap * Changed device state. 2996579d12b5SSaurav Kashyap */ 2997579d12b5SSaurav Kashyap uint32_t 2998579d12b5SSaurav Kashyap qla82xx_wait_for_state_change(scsi_qla_host_t *vha, uint32_t curr_state) 2999579d12b5SSaurav Kashyap { 3000579d12b5SSaurav Kashyap struct qla_hw_data *ha = vha->hw; 3001579d12b5SSaurav Kashyap uint32_t dev_state; 3002579d12b5SSaurav Kashyap 3003579d12b5SSaurav Kashyap do { 3004579d12b5SSaurav Kashyap msleep(1000); 3005579d12b5SSaurav Kashyap qla82xx_idc_lock(ha); 3006579d12b5SSaurav Kashyap dev_state = qla82xx_rd_32(ha, QLA82XX_CRB_DEV_STATE); 3007579d12b5SSaurav Kashyap qla82xx_idc_unlock(ha); 3008579d12b5SSaurav Kashyap } while (dev_state == curr_state); 3009579d12b5SSaurav Kashyap 3010579d12b5SSaurav Kashyap return dev_state; 3011579d12b5SSaurav Kashyap } 3012579d12b5SSaurav Kashyap 30137d613ac6SSantosh Vernekar void 30147d613ac6SSantosh Vernekar qla8xxx_dev_failed_handler(scsi_qla_host_t *vha) 3015a9083016SGiridhar Malavali { 3016a9083016SGiridhar Malavali struct qla_hw_data *ha = vha->hw; 3017a9083016SGiridhar Malavali 3018a9083016SGiridhar Malavali /* Disable the board */ 30197c3df132SSaurav Kashyap ql_log(ql_log_fatal, vha, 0x00b8, 30207c3df132SSaurav Kashyap "Disabling the board.\n"); 3021a9083016SGiridhar Malavali 30221459c0e1SSaurav Kashyap if (IS_QLA82XX(ha)) { 3023b963752fSGiridhar Malavali qla82xx_clear_drv_active(ha); 3024b963752fSGiridhar Malavali qla82xx_idc_unlock(ha); 30257ec0effdSAtul Deshmukh } else if (IS_QLA8044(ha)) { 3026c41afc9aSSaurav Kashyap qla8044_clear_drv_active(ha); 30277ec0effdSAtul Deshmukh qla8044_idc_unlock(ha); 30281459c0e1SSaurav Kashyap } 3029b963752fSGiridhar Malavali 3030a9083016SGiridhar Malavali /* Set DEV_FAILED flag to disable timer */ 3031a9083016SGiridhar Malavali vha->device_flags |= DFLG_DEV_FAILED; 3032a9083016SGiridhar Malavali qla2x00_abort_all_cmds(vha, DID_NO_CONNECT << 16); 30333c75ad1dSHimanshu Madhani qla2x00_mark_all_devices_lost(vha); 3034a9083016SGiridhar Malavali vha->flags.online = 0; 3035a9083016SGiridhar Malavali vha->flags.init_done = 0; 3036a9083016SGiridhar Malavali } 3037a9083016SGiridhar Malavali 3038a9083016SGiridhar Malavali /* 3039a9083016SGiridhar Malavali * qla82xx_need_reset_handler 3040a9083016SGiridhar Malavali * Code to start reset sequence 3041a9083016SGiridhar Malavali * 3042a9083016SGiridhar Malavali * Note: 3043a9083016SGiridhar Malavali * IDC lock must be held upon entry 3044a9083016SGiridhar Malavali * 3045a9083016SGiridhar Malavali * Return: 3046a9083016SGiridhar Malavali * Success : 0 3047a9083016SGiridhar Malavali * Failed : 1 3048a9083016SGiridhar Malavali */ 3049a9083016SGiridhar Malavali static void 3050a9083016SGiridhar Malavali qla82xx_need_reset_handler(scsi_qla_host_t *vha) 3051a9083016SGiridhar Malavali { 3052e5fdae55SChad Dupuis uint32_t dev_state, drv_state, drv_active; 3053e5fdae55SChad Dupuis uint32_t active_mask = 0; 3054a9083016SGiridhar Malavali unsigned long reset_timeout; 3055a9083016SGiridhar Malavali struct qla_hw_data *ha = vha->hw; 3056a9083016SGiridhar Malavali struct req_que *req = ha->req_q_map[0]; 3057a9083016SGiridhar Malavali 3058a9083016SGiridhar Malavali if (vha->flags.online) { 3059a9083016SGiridhar Malavali qla82xx_idc_unlock(ha); 3060a9083016SGiridhar Malavali qla2x00_abort_isp_cleanup(vha); 3061a9083016SGiridhar Malavali ha->isp_ops->get_flash_version(vha, req->ring); 3062a9083016SGiridhar Malavali ha->isp_ops->nvram_config(vha); 3063a9083016SGiridhar Malavali qla82xx_idc_lock(ha); 3064a9083016SGiridhar Malavali } 3065a9083016SGiridhar Malavali 306608de2844SGiridhar Malavali drv_active = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_ACTIVE); 30677d613ac6SSantosh Vernekar if (!ha->flags.nic_core_reset_owner) { 306808de2844SGiridhar Malavali ql_dbg(ql_dbg_p3p, vha, 0xb028, 306908de2844SGiridhar Malavali "reset_acknowledged by 0x%x\n", ha->portnum); 3070a9083016SGiridhar Malavali qla82xx_set_rst_ready(ha); 307108de2844SGiridhar Malavali } else { 307208de2844SGiridhar Malavali active_mask = ~(QLA82XX_DRV_ACTIVE << (ha->portnum * 4)); 307308de2844SGiridhar Malavali drv_active &= active_mask; 307408de2844SGiridhar Malavali ql_dbg(ql_dbg_p3p, vha, 0xb029, 307508de2844SGiridhar Malavali "active_mask: 0x%08x\n", active_mask); 307608de2844SGiridhar Malavali } 3077a9083016SGiridhar Malavali 3078a9083016SGiridhar Malavali /* wait for 10 seconds for reset ack from all functions */ 30797d613ac6SSantosh Vernekar reset_timeout = jiffies + (ha->fcoe_reset_timeout * HZ); 3080a9083016SGiridhar Malavali 3081a9083016SGiridhar Malavali drv_state = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_STATE); 3082a9083016SGiridhar Malavali drv_active = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_ACTIVE); 308308de2844SGiridhar Malavali dev_state = qla82xx_rd_32(ha, QLA82XX_CRB_DEV_STATE); 3084a9083016SGiridhar Malavali 308508de2844SGiridhar Malavali ql_dbg(ql_dbg_p3p, vha, 0xb02a, 308608de2844SGiridhar Malavali "drv_state: 0x%08x, drv_active: 0x%08x, " 308708de2844SGiridhar Malavali "dev_state: 0x%08x, active_mask: 0x%08x\n", 308808de2844SGiridhar Malavali drv_state, drv_active, dev_state, active_mask); 308908de2844SGiridhar Malavali 309008de2844SGiridhar Malavali while (drv_state != drv_active && 30917d613ac6SSantosh Vernekar dev_state != QLA8XXX_DEV_INITIALIZING) { 3092a9083016SGiridhar Malavali if (time_after_eq(jiffies, reset_timeout)) { 30937c3df132SSaurav Kashyap ql_log(ql_log_warn, vha, 0x00b5, 30947c3df132SSaurav Kashyap "Reset timeout.\n"); 3095a9083016SGiridhar Malavali break; 3096a9083016SGiridhar Malavali } 3097a9083016SGiridhar Malavali qla82xx_idc_unlock(ha); 3098a9083016SGiridhar Malavali msleep(1000); 3099a9083016SGiridhar Malavali qla82xx_idc_lock(ha); 3100a9083016SGiridhar Malavali drv_state = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_STATE); 3101a9083016SGiridhar Malavali drv_active = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_ACTIVE); 31027d613ac6SSantosh Vernekar if (ha->flags.nic_core_reset_owner) 310308de2844SGiridhar Malavali drv_active &= active_mask; 310408de2844SGiridhar Malavali dev_state = qla82xx_rd_32(ha, QLA82XX_CRB_DEV_STATE); 3105a9083016SGiridhar Malavali } 3106a9083016SGiridhar Malavali 310708de2844SGiridhar Malavali ql_dbg(ql_dbg_p3p, vha, 0xb02b, 310808de2844SGiridhar Malavali "drv_state: 0x%08x, drv_active: 0x%08x, " 310908de2844SGiridhar Malavali "dev_state: 0x%08x, active_mask: 0x%08x\n", 311008de2844SGiridhar Malavali drv_state, drv_active, dev_state, active_mask); 311108de2844SGiridhar Malavali 31127c3df132SSaurav Kashyap ql_log(ql_log_info, vha, 0x00b6, 31137c3df132SSaurav Kashyap "Device state is 0x%x = %s.\n", 31147c3df132SSaurav Kashyap dev_state, 311508de2844SGiridhar Malavali dev_state < MAX_STATES ? qdev_state(dev_state) : "Unknown"); 3116f1af6208SGiridhar Malavali 3117a9083016SGiridhar Malavali /* Force to DEV_COLD unless someone else is starting a reset */ 31187d613ac6SSantosh Vernekar if (dev_state != QLA8XXX_DEV_INITIALIZING && 31197d613ac6SSantosh Vernekar dev_state != QLA8XXX_DEV_COLD) { 31207c3df132SSaurav Kashyap ql_log(ql_log_info, vha, 0x00b7, 31217c3df132SSaurav Kashyap "HW State: COLD/RE-INIT.\n"); 31227d613ac6SSantosh Vernekar qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE, QLA8XXX_DEV_COLD); 3123f4e1648aSVikas Chaudhary qla82xx_set_rst_ready(ha); 312408de2844SGiridhar Malavali if (ql2xmdenable) { 312508de2844SGiridhar Malavali if (qla82xx_md_collect(vha)) 312608de2844SGiridhar Malavali ql_log(ql_log_warn, vha, 0xb02c, 3127b6d0d9d5SGiridhar Malavali "Minidump not collected.\n"); 312808de2844SGiridhar Malavali } else 312908de2844SGiridhar Malavali ql_log(ql_log_warn, vha, 0xb04f, 313008de2844SGiridhar Malavali "Minidump disabled.\n"); 3131a9083016SGiridhar Malavali } 3132a9083016SGiridhar Malavali } 3133a9083016SGiridhar Malavali 31343173167fSGiridhar Malavali int 313508de2844SGiridhar Malavali qla82xx_check_md_needed(scsi_qla_host_t *vha) 313608de2844SGiridhar Malavali { 313708de2844SGiridhar Malavali struct qla_hw_data *ha = vha->hw; 313808de2844SGiridhar Malavali uint16_t fw_major_version, fw_minor_version, fw_subminor_version; 31393173167fSGiridhar Malavali int rval = QLA_SUCCESS; 314008de2844SGiridhar Malavali 31413173167fSGiridhar Malavali fw_major_version = ha->fw_major_version; 31423173167fSGiridhar Malavali fw_minor_version = ha->fw_minor_version; 31433173167fSGiridhar Malavali fw_subminor_version = ha->fw_subminor_version; 31443173167fSGiridhar Malavali 31456246b8a1SGiridhar Malavali rval = qla2x00_get_fw_version(vha); 31463173167fSGiridhar Malavali if (rval != QLA_SUCCESS) 31473173167fSGiridhar Malavali return rval; 31483173167fSGiridhar Malavali 31493173167fSGiridhar Malavali if (ql2xmdenable) { 315008de2844SGiridhar Malavali if (!ha->fw_dumped) { 3151edaa5c74SSaurav Kashyap if ((fw_major_version != ha->fw_major_version || 315208de2844SGiridhar Malavali fw_minor_version != ha->fw_minor_version || 3153edaa5c74SSaurav Kashyap fw_subminor_version != ha->fw_subminor_version) || 3154edaa5c74SSaurav Kashyap (ha->prev_minidump_failed)) { 31557ec0effdSAtul Deshmukh ql_dbg(ql_dbg_p3p, vha, 0xb02d, 3156edaa5c74SSaurav Kashyap "Firmware version differs Previous version: %d:%d:%d - New version: %d:%d:%d, prev_minidump_failed: %d.\n", 31579bc3bf27SGiridhar Malavali fw_major_version, fw_minor_version, 31589bc3bf27SGiridhar Malavali fw_subminor_version, 315908de2844SGiridhar Malavali ha->fw_major_version, 31603173167fSGiridhar Malavali ha->fw_minor_version, 3161edaa5c74SSaurav Kashyap ha->fw_subminor_version, 3162edaa5c74SSaurav Kashyap ha->prev_minidump_failed); 316308de2844SGiridhar Malavali /* Release MiniDump resources */ 316408de2844SGiridhar Malavali qla82xx_md_free(vha); 316508de2844SGiridhar Malavali /* ALlocate MiniDump resources */ 316608de2844SGiridhar Malavali qla82xx_md_prep(vha); 31672e264269SGiridhar Malavali } 316808de2844SGiridhar Malavali } else 316908de2844SGiridhar Malavali ql_log(ql_log_info, vha, 0xb02e, 3170d8424f68SJoe Perches "Firmware dump available to retrieve\n"); 317108de2844SGiridhar Malavali } 31723173167fSGiridhar Malavali return rval; 31733173167fSGiridhar Malavali } 317408de2844SGiridhar Malavali 317508de2844SGiridhar Malavali 3176fa492630SSaurav Kashyap static int 3177a9083016SGiridhar Malavali qla82xx_check_fw_alive(scsi_qla_host_t *vha) 3178a9083016SGiridhar Malavali { 31797190575fSGiridhar Malavali uint32_t fw_heartbeat_counter; 31807190575fSGiridhar Malavali int status = 0; 3181a9083016SGiridhar Malavali 31827190575fSGiridhar Malavali fw_heartbeat_counter = qla82xx_rd_32(vha->hw, 31837190575fSGiridhar Malavali QLA82XX_PEG_ALIVE_COUNTER); 3184a5b36321SLalit Chandivade /* all 0xff, assume AER/EEH in progress, ignore */ 31857c3df132SSaurav Kashyap if (fw_heartbeat_counter == 0xffffffff) { 31867c3df132SSaurav Kashyap ql_dbg(ql_dbg_timer, vha, 0x6003, 31877c3df132SSaurav Kashyap "FW heartbeat counter is 0xffffffff, " 31887c3df132SSaurav Kashyap "returning status=%d.\n", status); 31897190575fSGiridhar Malavali return status; 31907c3df132SSaurav Kashyap } 3191a9083016SGiridhar Malavali if (vha->fw_heartbeat_counter == fw_heartbeat_counter) { 3192a9083016SGiridhar Malavali vha->seconds_since_last_heartbeat++; 3193a9083016SGiridhar Malavali /* FW not alive after 2 seconds */ 3194a9083016SGiridhar Malavali if (vha->seconds_since_last_heartbeat == 2) { 3195a9083016SGiridhar Malavali vha->seconds_since_last_heartbeat = 0; 31967190575fSGiridhar Malavali status = 1; 3197a9083016SGiridhar Malavali } 3198efa786ccSLalit Chandivade } else 3199efa786ccSLalit Chandivade vha->seconds_since_last_heartbeat = 0; 3200a9083016SGiridhar Malavali vha->fw_heartbeat_counter = fw_heartbeat_counter; 32017c3df132SSaurav Kashyap if (status) 32027c3df132SSaurav Kashyap ql_dbg(ql_dbg_timer, vha, 0x6004, 32037c3df132SSaurav Kashyap "Returning status=%d.\n", status); 32047190575fSGiridhar Malavali return status; 3205a9083016SGiridhar Malavali } 3206a9083016SGiridhar Malavali 3207a9083016SGiridhar Malavali /* 3208a9083016SGiridhar Malavali * qla82xx_device_state_handler 3209a9083016SGiridhar Malavali * Main state handler 3210a9083016SGiridhar Malavali * 3211a9083016SGiridhar Malavali * Note: 3212a9083016SGiridhar Malavali * IDC lock must be held upon entry 3213a9083016SGiridhar Malavali * 3214a9083016SGiridhar Malavali * Return: 3215a9083016SGiridhar Malavali * Success : 0 3216a9083016SGiridhar Malavali * Failed : 1 3217a9083016SGiridhar Malavali */ 3218a9083016SGiridhar Malavali int 3219a9083016SGiridhar Malavali qla82xx_device_state_handler(scsi_qla_host_t *vha) 3220a9083016SGiridhar Malavali { 3221a9083016SGiridhar Malavali uint32_t dev_state; 322292dbf273SGiridhar Malavali uint32_t old_dev_state; 3223a9083016SGiridhar Malavali int rval = QLA_SUCCESS; 3224a9083016SGiridhar Malavali unsigned long dev_init_timeout; 3225a9083016SGiridhar Malavali struct qla_hw_data *ha = vha->hw; 322692dbf273SGiridhar Malavali int loopcount = 0; 3227a9083016SGiridhar Malavali 3228a9083016SGiridhar Malavali qla82xx_idc_lock(ha); 32290251ce8cSSaurav Kashyap if (!vha->flags.init_done) { 3230a9083016SGiridhar Malavali qla82xx_set_drv_active(vha); 32310251ce8cSSaurav Kashyap qla82xx_set_idc_version(vha); 32320251ce8cSSaurav Kashyap } 3233a9083016SGiridhar Malavali 3234a9083016SGiridhar Malavali dev_state = qla82xx_rd_32(ha, QLA82XX_CRB_DEV_STATE); 323592dbf273SGiridhar Malavali old_dev_state = dev_state; 32367c3df132SSaurav Kashyap ql_log(ql_log_info, vha, 0x009b, 32377c3df132SSaurav Kashyap "Device state is 0x%x = %s.\n", 32387c3df132SSaurav Kashyap dev_state, 323908de2844SGiridhar Malavali dev_state < MAX_STATES ? qdev_state(dev_state) : "Unknown"); 3240a9083016SGiridhar Malavali 3241a9083016SGiridhar Malavali /* wait for 30 seconds for device to go ready */ 32427d613ac6SSantosh Vernekar dev_init_timeout = jiffies + (ha->fcoe_dev_init_timeout * HZ); 3243a9083016SGiridhar Malavali 3244a9083016SGiridhar Malavali while (1) { 3245a9083016SGiridhar Malavali 3246a9083016SGiridhar Malavali if (time_after_eq(jiffies, dev_init_timeout)) { 32477c3df132SSaurav Kashyap ql_log(ql_log_fatal, vha, 0x009c, 32487c3df132SSaurav Kashyap "Device init failed.\n"); 3249a9083016SGiridhar Malavali rval = QLA_FUNCTION_FAILED; 3250a9083016SGiridhar Malavali break; 3251a9083016SGiridhar Malavali } 3252a9083016SGiridhar Malavali dev_state = qla82xx_rd_32(ha, QLA82XX_CRB_DEV_STATE); 325392dbf273SGiridhar Malavali if (old_dev_state != dev_state) { 325492dbf273SGiridhar Malavali loopcount = 0; 325592dbf273SGiridhar Malavali old_dev_state = dev_state; 325692dbf273SGiridhar Malavali } 325792dbf273SGiridhar Malavali if (loopcount < 5) { 32587c3df132SSaurav Kashyap ql_log(ql_log_info, vha, 0x009d, 32597c3df132SSaurav Kashyap "Device state is 0x%x = %s.\n", 32607c3df132SSaurav Kashyap dev_state, 326108de2844SGiridhar Malavali dev_state < MAX_STATES ? qdev_state(dev_state) : 32627c3df132SSaurav Kashyap "Unknown"); 326392dbf273SGiridhar Malavali } 3264f1af6208SGiridhar Malavali 3265a9083016SGiridhar Malavali switch (dev_state) { 32667d613ac6SSantosh Vernekar case QLA8XXX_DEV_READY: 32677d613ac6SSantosh Vernekar ha->flags.nic_core_reset_owner = 0; 32687916bb90SChad Dupuis goto rel_lock; 32697d613ac6SSantosh Vernekar case QLA8XXX_DEV_COLD: 3270a9083016SGiridhar Malavali rval = qla82xx_device_bootstrap(vha); 327108de2844SGiridhar Malavali break; 32727d613ac6SSantosh Vernekar case QLA8XXX_DEV_INITIALIZING: 3273a9083016SGiridhar Malavali qla82xx_idc_unlock(ha); 3274a9083016SGiridhar Malavali msleep(1000); 3275a9083016SGiridhar Malavali qla82xx_idc_lock(ha); 3276a9083016SGiridhar Malavali break; 32777d613ac6SSantosh Vernekar case QLA8XXX_DEV_NEED_RESET: 3278ed0de87cSGiridhar Malavali if (!ql2xdontresethba) 3279a9083016SGiridhar Malavali qla82xx_need_reset_handler(vha); 3280c8582ad9SSaurav Kashyap else { 3281c8582ad9SSaurav Kashyap qla82xx_idc_unlock(ha); 3282c8582ad9SSaurav Kashyap msleep(1000); 3283c8582ad9SSaurav Kashyap qla82xx_idc_lock(ha); 3284c8582ad9SSaurav Kashyap } 32850060ddf8SGiridhar Malavali dev_init_timeout = jiffies + 32867d613ac6SSantosh Vernekar (ha->fcoe_dev_init_timeout * HZ); 3287a9083016SGiridhar Malavali break; 32887d613ac6SSantosh Vernekar case QLA8XXX_DEV_NEED_QUIESCENT: 3289579d12b5SSaurav Kashyap qla82xx_need_qsnt_handler(vha); 3290579d12b5SSaurav Kashyap /* Reset timeout value after quiescence handler */ 3291c1c7178cSBart Van Assche dev_init_timeout = jiffies + (ha->fcoe_dev_init_timeout 3292579d12b5SSaurav Kashyap * HZ); 3293579d12b5SSaurav Kashyap break; 32947d613ac6SSantosh Vernekar case QLA8XXX_DEV_QUIESCENT: 3295579d12b5SSaurav Kashyap /* Owner will exit and other will wait for the state 3296579d12b5SSaurav Kashyap * to get changed 3297579d12b5SSaurav Kashyap */ 3298579d12b5SSaurav Kashyap if (ha->flags.quiesce_owner) 32997916bb90SChad Dupuis goto rel_lock; 3300579d12b5SSaurav Kashyap 3301a9083016SGiridhar Malavali qla82xx_idc_unlock(ha); 3302a9083016SGiridhar Malavali msleep(1000); 3303a9083016SGiridhar Malavali qla82xx_idc_lock(ha); 3304579d12b5SSaurav Kashyap 3305579d12b5SSaurav Kashyap /* Reset timeout value after quiescence handler */ 3306c1c7178cSBart Van Assche dev_init_timeout = jiffies + (ha->fcoe_dev_init_timeout 3307579d12b5SSaurav Kashyap * HZ); 3308a9083016SGiridhar Malavali break; 33097d613ac6SSantosh Vernekar case QLA8XXX_DEV_FAILED: 33107d613ac6SSantosh Vernekar qla8xxx_dev_failed_handler(vha); 3311a9083016SGiridhar Malavali rval = QLA_FUNCTION_FAILED; 3312a9083016SGiridhar Malavali goto exit; 3313a9083016SGiridhar Malavali default: 3314a9083016SGiridhar Malavali qla82xx_idc_unlock(ha); 3315a9083016SGiridhar Malavali msleep(1000); 3316a9083016SGiridhar Malavali qla82xx_idc_lock(ha); 3317a9083016SGiridhar Malavali } 331892dbf273SGiridhar Malavali loopcount++; 3319a9083016SGiridhar Malavali } 33207916bb90SChad Dupuis rel_lock: 3321a9083016SGiridhar Malavali qla82xx_idc_unlock(ha); 33227916bb90SChad Dupuis exit: 3323a9083016SGiridhar Malavali return rval; 3324a9083016SGiridhar Malavali } 3325a9083016SGiridhar Malavali 33265988aeb2SGiridhar Malavali static int qla82xx_check_temp(scsi_qla_host_t *vha) 33275988aeb2SGiridhar Malavali { 33285988aeb2SGiridhar Malavali uint32_t temp, temp_state, temp_val; 33295988aeb2SGiridhar Malavali struct qla_hw_data *ha = vha->hw; 33305988aeb2SGiridhar Malavali 33315988aeb2SGiridhar Malavali temp = qla82xx_rd_32(ha, CRB_TEMP_STATE); 33325988aeb2SGiridhar Malavali temp_state = qla82xx_get_temp_state(temp); 33335988aeb2SGiridhar Malavali temp_val = qla82xx_get_temp_val(temp); 33345988aeb2SGiridhar Malavali 33355988aeb2SGiridhar Malavali if (temp_state == QLA82XX_TEMP_PANIC) { 33365988aeb2SGiridhar Malavali ql_log(ql_log_warn, vha, 0x600e, 33375988aeb2SGiridhar Malavali "Device temperature %d degrees C exceeds " 33385988aeb2SGiridhar Malavali " maximum allowed. Hardware has been shut down.\n", 33395988aeb2SGiridhar Malavali temp_val); 33405988aeb2SGiridhar Malavali return 1; 33415988aeb2SGiridhar Malavali } else if (temp_state == QLA82XX_TEMP_WARN) { 33425988aeb2SGiridhar Malavali ql_log(ql_log_warn, vha, 0x600f, 33435988aeb2SGiridhar Malavali "Device temperature %d degrees C exceeds " 33445988aeb2SGiridhar Malavali "operating range. Immediate action needed.\n", 33455988aeb2SGiridhar Malavali temp_val); 33465988aeb2SGiridhar Malavali } 33475988aeb2SGiridhar Malavali return 0; 33485988aeb2SGiridhar Malavali } 33495988aeb2SGiridhar Malavali 33501ae47cf3SJoe Carnuccio int qla82xx_read_temperature(scsi_qla_host_t *vha) 33511ae47cf3SJoe Carnuccio { 33521ae47cf3SJoe Carnuccio uint32_t temp; 33531ae47cf3SJoe Carnuccio 33541ae47cf3SJoe Carnuccio temp = qla82xx_rd_32(vha->hw, CRB_TEMP_STATE); 33551ae47cf3SJoe Carnuccio return qla82xx_get_temp_val(temp); 33561ae47cf3SJoe Carnuccio } 33571ae47cf3SJoe Carnuccio 3358c8f6544eSChad Dupuis void qla82xx_clear_pending_mbx(scsi_qla_host_t *vha) 3359c8f6544eSChad Dupuis { 3360c8f6544eSChad Dupuis struct qla_hw_data *ha = vha->hw; 3361c8f6544eSChad Dupuis 3362c8f6544eSChad Dupuis if (ha->flags.mbox_busy) { 3363c8f6544eSChad Dupuis ha->flags.mbox_int = 1; 33648937f2f1SGiridhar Malavali ha->flags.mbox_busy = 0; 3365c8f6544eSChad Dupuis ql_log(ql_log_warn, vha, 0x6010, 3366c8f6544eSChad Dupuis "Doing premature completion of mbx command.\n"); 336736439832Sgurinder.shergill@hp.com if (test_and_clear_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags)) 3368c8f6544eSChad Dupuis complete(&ha->mbx_intr_comp); 3369c8f6544eSChad Dupuis } 3370c8f6544eSChad Dupuis } 3371c8f6544eSChad Dupuis 3372a9083016SGiridhar Malavali void qla82xx_watchdog(scsi_qla_host_t *vha) 3373a9083016SGiridhar Malavali { 33747190575fSGiridhar Malavali uint32_t dev_state, halt_status; 3375a9083016SGiridhar Malavali struct qla_hw_data *ha = vha->hw; 3376a9083016SGiridhar Malavali 3377a9083016SGiridhar Malavali /* don't poll if reset is going on */ 33787d613ac6SSantosh Vernekar if (!ha->flags.nic_core_reset_hdlr_active) { 33797190575fSGiridhar Malavali dev_state = qla82xx_rd_32(ha, QLA82XX_CRB_DEV_STATE); 33805988aeb2SGiridhar Malavali if (qla82xx_check_temp(vha)) { 33815988aeb2SGiridhar Malavali set_bit(ISP_UNRECOVERABLE, &vha->dpc_flags); 33825988aeb2SGiridhar Malavali ha->flags.isp82xx_fw_hung = 1; 33835988aeb2SGiridhar Malavali qla82xx_clear_pending_mbx(vha); 33847d613ac6SSantosh Vernekar } else if (dev_state == QLA8XXX_DEV_NEED_RESET && 33857190575fSGiridhar Malavali !test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags)) { 33867c3df132SSaurav Kashyap ql_log(ql_log_warn, vha, 0x6001, 33877c3df132SSaurav Kashyap "Adapter reset needed.\n"); 3388a9083016SGiridhar Malavali set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); 33897d613ac6SSantosh Vernekar } else if (dev_state == QLA8XXX_DEV_NEED_QUIESCENT && 3390579d12b5SSaurav Kashyap !test_bit(ISP_QUIESCE_NEEDED, &vha->dpc_flags)) { 33917c3df132SSaurav Kashyap ql_log(ql_log_warn, vha, 0x6002, 33927c3df132SSaurav Kashyap "Quiescent needed.\n"); 3393579d12b5SSaurav Kashyap set_bit(ISP_QUIESCE_NEEDED, &vha->dpc_flags); 33947d613ac6SSantosh Vernekar } else if (dev_state == QLA8XXX_DEV_FAILED && 33957916bb90SChad Dupuis !test_bit(ISP_UNRECOVERABLE, &vha->dpc_flags) && 33967916bb90SChad Dupuis vha->flags.online == 1) { 33977916bb90SChad Dupuis ql_log(ql_log_warn, vha, 0xb055, 33987916bb90SChad Dupuis "Adapter state is failed. Offlining.\n"); 33997916bb90SChad Dupuis set_bit(ISP_UNRECOVERABLE, &vha->dpc_flags); 34007916bb90SChad Dupuis ha->flags.isp82xx_fw_hung = 1; 34017916bb90SChad Dupuis qla82xx_clear_pending_mbx(vha); 3402a9083016SGiridhar Malavali } else { 34037190575fSGiridhar Malavali if (qla82xx_check_fw_alive(vha)) { 340463154916SGiridhar Malavali ql_dbg(ql_dbg_timer, vha, 0x6011, 340563154916SGiridhar Malavali "disabling pause transmit on port 0 & 1.\n"); 340663154916SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_CRB_NIU + 0x98, 340763154916SGiridhar Malavali CRB_NIU_XG_PAUSE_CTL_P0|CRB_NIU_XG_PAUSE_CTL_P1); 34087190575fSGiridhar Malavali halt_status = qla82xx_rd_32(ha, 34097190575fSGiridhar Malavali QLA82XX_PEG_HALT_STATUS1); 341063154916SGiridhar Malavali ql_log(ql_log_info, vha, 0x6005, 34117c3df132SSaurav Kashyap "dumping hw/fw registers:.\n " 34127c3df132SSaurav Kashyap " PEG_HALT_STATUS1: 0x%x, PEG_HALT_STATUS2: 0x%x,.\n " 34137c3df132SSaurav Kashyap " PEG_NET_0_PC: 0x%x, PEG_NET_1_PC: 0x%x,.\n " 34147c3df132SSaurav Kashyap " PEG_NET_2_PC: 0x%x, PEG_NET_3_PC: 0x%x,.\n " 34157c3df132SSaurav Kashyap " PEG_NET_4_PC: 0x%x.\n", halt_status, 34160e8edb03SGiridhar Malavali qla82xx_rd_32(ha, QLA82XX_PEG_HALT_STATUS2), 34170e8edb03SGiridhar Malavali qla82xx_rd_32(ha, 34180e8edb03SGiridhar Malavali QLA82XX_CRB_PEG_NET_0 + 0x3c), 34190e8edb03SGiridhar Malavali qla82xx_rd_32(ha, 34200e8edb03SGiridhar Malavali QLA82XX_CRB_PEG_NET_1 + 0x3c), 34210e8edb03SGiridhar Malavali qla82xx_rd_32(ha, 34220e8edb03SGiridhar Malavali QLA82XX_CRB_PEG_NET_2 + 0x3c), 34230e8edb03SGiridhar Malavali qla82xx_rd_32(ha, 34240e8edb03SGiridhar Malavali QLA82XX_CRB_PEG_NET_3 + 0x3c), 34250e8edb03SGiridhar Malavali qla82xx_rd_32(ha, 34260e8edb03SGiridhar Malavali QLA82XX_CRB_PEG_NET_4 + 0x3c)); 34272cc97965SGiridhar Malavali if (((halt_status & 0x1fffff00) >> 8) == 0x67) 342810a340e6SChad Dupuis ql_log(ql_log_warn, vha, 0xb052, 342910a340e6SChad Dupuis "Firmware aborted with " 343010a340e6SChad Dupuis "error code 0x00006700. Device is " 343110a340e6SChad Dupuis "being reset.\n"); 34327190575fSGiridhar Malavali if (halt_status & HALT_STATUS_UNRECOVERABLE) { 34337190575fSGiridhar Malavali set_bit(ISP_UNRECOVERABLE, 34347190575fSGiridhar Malavali &vha->dpc_flags); 34357190575fSGiridhar Malavali } else { 34367c3df132SSaurav Kashyap ql_log(ql_log_info, vha, 0x6006, 34377c3df132SSaurav Kashyap "Detect abort needed.\n"); 34387190575fSGiridhar Malavali set_bit(ISP_ABORT_NEEDED, 34397190575fSGiridhar Malavali &vha->dpc_flags); 34407190575fSGiridhar Malavali } 34417190575fSGiridhar Malavali ha->flags.isp82xx_fw_hung = 1; 3442c8f6544eSChad Dupuis ql_log(ql_log_warn, vha, 0x6007, "Firmware hung.\n"); 3443c8f6544eSChad Dupuis qla82xx_clear_pending_mbx(vha); 34447190575fSGiridhar Malavali } 3445a9083016SGiridhar Malavali } 3446a9083016SGiridhar Malavali } 3447a9083016SGiridhar Malavali } 3448a9083016SGiridhar Malavali 3449a9083016SGiridhar Malavali int qla82xx_load_risc(scsi_qla_host_t *vha, uint32_t *srisc_addr) 3450a9083016SGiridhar Malavali { 34517ec0effdSAtul Deshmukh int rval = -1; 34527ec0effdSAtul Deshmukh struct qla_hw_data *ha = vha->hw; 34537ec0effdSAtul Deshmukh 34547ec0effdSAtul Deshmukh if (IS_QLA82XX(ha)) 3455a9083016SGiridhar Malavali rval = qla82xx_device_state_handler(vha); 34567ec0effdSAtul Deshmukh else if (IS_QLA8044(ha)) { 34577ec0effdSAtul Deshmukh qla8044_idc_lock(ha); 34587ec0effdSAtul Deshmukh /* Decide the reset ownership */ 34597ec0effdSAtul Deshmukh qla83xx_reset_ownership(vha); 34607ec0effdSAtul Deshmukh qla8044_idc_unlock(ha); 34617ec0effdSAtul Deshmukh rval = qla8044_device_state_handler(vha); 34627ec0effdSAtul Deshmukh } 3463a9083016SGiridhar Malavali return rval; 3464a9083016SGiridhar Malavali } 3465a9083016SGiridhar Malavali 346608de2844SGiridhar Malavali void 346708de2844SGiridhar Malavali qla82xx_set_reset_owner(scsi_qla_host_t *vha) 346808de2844SGiridhar Malavali { 346908de2844SGiridhar Malavali struct qla_hw_data *ha = vha->hw; 34707ec0effdSAtul Deshmukh uint32_t dev_state = 0; 347108de2844SGiridhar Malavali 34727ec0effdSAtul Deshmukh if (IS_QLA82XX(ha)) 347308de2844SGiridhar Malavali dev_state = qla82xx_rd_32(ha, QLA82XX_CRB_DEV_STATE); 34747ec0effdSAtul Deshmukh else if (IS_QLA8044(ha)) 34757ec0effdSAtul Deshmukh dev_state = qla8044_rd_direct(vha, QLA8044_CRB_DEV_STATE_INDEX); 34767ec0effdSAtul Deshmukh 34777d613ac6SSantosh Vernekar if (dev_state == QLA8XXX_DEV_READY) { 347808de2844SGiridhar Malavali ql_log(ql_log_info, vha, 0xb02f, 347908de2844SGiridhar Malavali "HW State: NEED RESET\n"); 34807ec0effdSAtul Deshmukh if (IS_QLA82XX(ha)) { 348108de2844SGiridhar Malavali qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE, 34827d613ac6SSantosh Vernekar QLA8XXX_DEV_NEED_RESET); 34837d613ac6SSantosh Vernekar ha->flags.nic_core_reset_owner = 1; 348408de2844SGiridhar Malavali ql_dbg(ql_dbg_p3p, vha, 0xb030, 348508de2844SGiridhar Malavali "reset_owner is 0x%x\n", ha->portnum); 34867ec0effdSAtul Deshmukh } else if (IS_QLA8044(ha)) 34877ec0effdSAtul Deshmukh qla8044_wr_direct(vha, QLA8044_CRB_DEV_STATE_INDEX, 34887ec0effdSAtul Deshmukh QLA8XXX_DEV_NEED_RESET); 348908de2844SGiridhar Malavali } else 349008de2844SGiridhar Malavali ql_log(ql_log_info, vha, 0xb031, 349108de2844SGiridhar Malavali "Device state is 0x%x = %s.\n", 349208de2844SGiridhar Malavali dev_state, 349308de2844SGiridhar Malavali dev_state < MAX_STATES ? qdev_state(dev_state) : "Unknown"); 349408de2844SGiridhar Malavali } 349508de2844SGiridhar Malavali 3496a9083016SGiridhar Malavali /* 3497a9083016SGiridhar Malavali * qla82xx_abort_isp 3498a9083016SGiridhar Malavali * Resets ISP and aborts all outstanding commands. 3499a9083016SGiridhar Malavali * 3500a9083016SGiridhar Malavali * Input: 3501a9083016SGiridhar Malavali * ha = adapter block pointer. 3502a9083016SGiridhar Malavali * 3503a9083016SGiridhar Malavali * Returns: 3504a9083016SGiridhar Malavali * 0 = success 3505a9083016SGiridhar Malavali */ 3506a9083016SGiridhar Malavali int 3507a9083016SGiridhar Malavali qla82xx_abort_isp(scsi_qla_host_t *vha) 3508a9083016SGiridhar Malavali { 35097ec0effdSAtul Deshmukh int rval = -1; 3510a9083016SGiridhar Malavali struct qla_hw_data *ha = vha->hw; 3511a9083016SGiridhar Malavali 3512a9083016SGiridhar Malavali if (vha->device_flags & DFLG_DEV_FAILED) { 35137c3df132SSaurav Kashyap ql_log(ql_log_warn, vha, 0x8024, 35147c3df132SSaurav Kashyap "Device in failed state, exiting.\n"); 3515a9083016SGiridhar Malavali return QLA_SUCCESS; 3516a9083016SGiridhar Malavali } 35177d613ac6SSantosh Vernekar ha->flags.nic_core_reset_hdlr_active = 1; 3518a9083016SGiridhar Malavali 3519a9083016SGiridhar Malavali qla82xx_idc_lock(ha); 352008de2844SGiridhar Malavali qla82xx_set_reset_owner(vha); 3521a9083016SGiridhar Malavali qla82xx_idc_unlock(ha); 3522a9083016SGiridhar Malavali 35237ec0effdSAtul Deshmukh if (IS_QLA82XX(ha)) 3524a9083016SGiridhar Malavali rval = qla82xx_device_state_handler(vha); 35257ec0effdSAtul Deshmukh else if (IS_QLA8044(ha)) { 35267ec0effdSAtul Deshmukh qla8044_idc_lock(ha); 35277ec0effdSAtul Deshmukh /* Decide the reset ownership */ 35287ec0effdSAtul Deshmukh qla83xx_reset_ownership(vha); 35297ec0effdSAtul Deshmukh qla8044_idc_unlock(ha); 35307ec0effdSAtul Deshmukh rval = qla8044_device_state_handler(vha); 35317ec0effdSAtul Deshmukh } 3532a9083016SGiridhar Malavali 3533a9083016SGiridhar Malavali qla82xx_idc_lock(ha); 3534a9083016SGiridhar Malavali qla82xx_clear_rst_ready(ha); 3535a9083016SGiridhar Malavali qla82xx_idc_unlock(ha); 3536a9083016SGiridhar Malavali 3537cdbb0a4fSSantosh Vernekar if (rval == QLA_SUCCESS) { 35387190575fSGiridhar Malavali ha->flags.isp82xx_fw_hung = 0; 35397d613ac6SSantosh Vernekar ha->flags.nic_core_reset_hdlr_active = 0; 3540a9083016SGiridhar Malavali qla82xx_restart_isp(vha); 3541cdbb0a4fSSantosh Vernekar } 3542f1af6208SGiridhar Malavali 3543f1af6208SGiridhar Malavali if (rval) { 3544f1af6208SGiridhar Malavali vha->flags.online = 1; 3545f1af6208SGiridhar Malavali if (test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) { 3546f1af6208SGiridhar Malavali if (ha->isp_abort_cnt == 0) { 35477c3df132SSaurav Kashyap ql_log(ql_log_warn, vha, 0x8027, 35487c3df132SSaurav Kashyap "ISP error recover failed - board " 35497c3df132SSaurav Kashyap "disabled.\n"); 3550f1af6208SGiridhar Malavali /* 3551f1af6208SGiridhar Malavali * The next call disables the board 3552f1af6208SGiridhar Malavali * completely. 3553f1af6208SGiridhar Malavali */ 3554f1af6208SGiridhar Malavali ha->isp_ops->reset_adapter(vha); 3555f1af6208SGiridhar Malavali vha->flags.online = 0; 3556f1af6208SGiridhar Malavali clear_bit(ISP_ABORT_RETRY, 3557f1af6208SGiridhar Malavali &vha->dpc_flags); 3558f1af6208SGiridhar Malavali rval = QLA_SUCCESS; 3559f1af6208SGiridhar Malavali } else { /* schedule another ISP abort */ 3560f1af6208SGiridhar Malavali ha->isp_abort_cnt--; 35617c3df132SSaurav Kashyap ql_log(ql_log_warn, vha, 0x8036, 35627c3df132SSaurav Kashyap "ISP abort - retry remaining %d.\n", 35637c3df132SSaurav Kashyap ha->isp_abort_cnt); 3564f1af6208SGiridhar Malavali rval = QLA_FUNCTION_FAILED; 3565f1af6208SGiridhar Malavali } 3566f1af6208SGiridhar Malavali } else { 3567f1af6208SGiridhar Malavali ha->isp_abort_cnt = MAX_RETRIES_OF_ISP_ABORT; 35687c3df132SSaurav Kashyap ql_dbg(ql_dbg_taskm, vha, 0x8029, 35697c3df132SSaurav Kashyap "ISP error recovery - retrying (%d) more times.\n", 35707c3df132SSaurav Kashyap ha->isp_abort_cnt); 3571f1af6208SGiridhar Malavali set_bit(ISP_ABORT_RETRY, &vha->dpc_flags); 3572f1af6208SGiridhar Malavali rval = QLA_FUNCTION_FAILED; 3573f1af6208SGiridhar Malavali } 3574f1af6208SGiridhar Malavali } 3575a9083016SGiridhar Malavali return rval; 3576a9083016SGiridhar Malavali } 3577a9083016SGiridhar Malavali 3578a9083016SGiridhar Malavali /* 3579a9083016SGiridhar Malavali * qla82xx_fcoe_ctx_reset 3580a9083016SGiridhar Malavali * Perform a quick reset and aborts all outstanding commands. 3581a9083016SGiridhar Malavali * This will only perform an FCoE context reset and avoids a full blown 3582a9083016SGiridhar Malavali * chip reset. 3583a9083016SGiridhar Malavali * 3584a9083016SGiridhar Malavali * Input: 3585a9083016SGiridhar Malavali * ha = adapter block pointer. 3586a9083016SGiridhar Malavali * is_reset_path = flag for identifying the reset path. 3587a9083016SGiridhar Malavali * 3588a9083016SGiridhar Malavali * Returns: 3589a9083016SGiridhar Malavali * 0 = success 3590a9083016SGiridhar Malavali */ 3591a9083016SGiridhar Malavali int qla82xx_fcoe_ctx_reset(scsi_qla_host_t *vha) 3592a9083016SGiridhar Malavali { 3593a9083016SGiridhar Malavali int rval = QLA_FUNCTION_FAILED; 3594a9083016SGiridhar Malavali 3595a9083016SGiridhar Malavali if (vha->flags.online) { 3596a9083016SGiridhar Malavali /* Abort all outstanding commands, so as to be requeued later */ 3597a9083016SGiridhar Malavali qla2x00_abort_isp_cleanup(vha); 3598a9083016SGiridhar Malavali } 3599a9083016SGiridhar Malavali 3600a9083016SGiridhar Malavali /* Stop currently executing firmware. 3601a9083016SGiridhar Malavali * This will destroy existing FCoE context at the F/W end. 3602a9083016SGiridhar Malavali */ 3603a9083016SGiridhar Malavali qla2x00_try_to_stop_firmware(vha); 3604a9083016SGiridhar Malavali 3605a9083016SGiridhar Malavali /* Restart. Creates a new FCoE context on INIT_FIRMWARE. */ 3606a9083016SGiridhar Malavali rval = qla82xx_restart_isp(vha); 3607a9083016SGiridhar Malavali 3608a9083016SGiridhar Malavali return rval; 3609a9083016SGiridhar Malavali } 3610a9083016SGiridhar Malavali 3611a9083016SGiridhar Malavali /* 3612a9083016SGiridhar Malavali * qla2x00_wait_for_fcoe_ctx_reset 3613a9083016SGiridhar Malavali * Wait till the FCoE context is reset. 3614a9083016SGiridhar Malavali * 3615a9083016SGiridhar Malavali * Note: 3616a9083016SGiridhar Malavali * Does context switching here. 3617a9083016SGiridhar Malavali * Release SPIN_LOCK (if any) before calling this routine. 3618a9083016SGiridhar Malavali * 3619a9083016SGiridhar Malavali * Return: 3620a9083016SGiridhar Malavali * Success (fcoe_ctx reset is done) : 0 3621a9083016SGiridhar Malavali * Failed (fcoe_ctx reset not completed within max loop timout ) : 1 3622a9083016SGiridhar Malavali */ 3623a9083016SGiridhar Malavali int qla2x00_wait_for_fcoe_ctx_reset(scsi_qla_host_t *vha) 3624a9083016SGiridhar Malavali { 3625a9083016SGiridhar Malavali int status = QLA_FUNCTION_FAILED; 3626a9083016SGiridhar Malavali unsigned long wait_reset; 3627a9083016SGiridhar Malavali 3628a9083016SGiridhar Malavali wait_reset = jiffies + (MAX_LOOP_TIMEOUT * HZ); 3629a9083016SGiridhar Malavali while ((test_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags) || 3630a9083016SGiridhar Malavali test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) 3631a9083016SGiridhar Malavali && time_before(jiffies, wait_reset)) { 3632a9083016SGiridhar Malavali 3633a9083016SGiridhar Malavali set_current_state(TASK_UNINTERRUPTIBLE); 3634a9083016SGiridhar Malavali schedule_timeout(HZ); 3635a9083016SGiridhar Malavali 3636a9083016SGiridhar Malavali if (!test_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags) && 3637a9083016SGiridhar Malavali !test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) { 3638a9083016SGiridhar Malavali status = QLA_SUCCESS; 3639a9083016SGiridhar Malavali break; 3640a9083016SGiridhar Malavali } 3641a9083016SGiridhar Malavali } 36427c3df132SSaurav Kashyap ql_dbg(ql_dbg_p3p, vha, 0xb027, 3643d8424f68SJoe Perches "%s: status=%d.\n", __func__, status); 3644a9083016SGiridhar Malavali 3645a9083016SGiridhar Malavali return status; 3646a9083016SGiridhar Malavali } 36477190575fSGiridhar Malavali 36487190575fSGiridhar Malavali void 36497190575fSGiridhar Malavali qla82xx_chip_reset_cleanup(scsi_qla_host_t *vha) 36507190575fSGiridhar Malavali { 36517ec0effdSAtul Deshmukh int i, fw_state = 0; 36527190575fSGiridhar Malavali unsigned long flags; 36537190575fSGiridhar Malavali struct qla_hw_data *ha = vha->hw; 36547190575fSGiridhar Malavali 36557190575fSGiridhar Malavali /* Check if 82XX firmware is alive or not 36567190575fSGiridhar Malavali * We may have arrived here from NEED_RESET 36577190575fSGiridhar Malavali * detection only 36587190575fSGiridhar Malavali */ 36597190575fSGiridhar Malavali if (!ha->flags.isp82xx_fw_hung) { 36607190575fSGiridhar Malavali for (i = 0; i < 2; i++) { 36617190575fSGiridhar Malavali msleep(1000); 36627ec0effdSAtul Deshmukh if (IS_QLA82XX(ha)) 36637ec0effdSAtul Deshmukh fw_state = qla82xx_check_fw_alive(vha); 36647ec0effdSAtul Deshmukh else if (IS_QLA8044(ha)) 36657ec0effdSAtul Deshmukh fw_state = qla8044_check_fw_alive(vha); 36667ec0effdSAtul Deshmukh if (fw_state) { 36677190575fSGiridhar Malavali ha->flags.isp82xx_fw_hung = 1; 3668c8f6544eSChad Dupuis qla82xx_clear_pending_mbx(vha); 36697190575fSGiridhar Malavali break; 36707190575fSGiridhar Malavali } 36717190575fSGiridhar Malavali } 36727190575fSGiridhar Malavali } 36737c3df132SSaurav Kashyap ql_dbg(ql_dbg_init, vha, 0x00b0, 36747c3df132SSaurav Kashyap "Entered %s fw_hung=%d.\n", 36757c3df132SSaurav Kashyap __func__, ha->flags.isp82xx_fw_hung); 36767190575fSGiridhar Malavali 36777190575fSGiridhar Malavali /* Abort all commands gracefully if fw NOT hung */ 36787190575fSGiridhar Malavali if (!ha->flags.isp82xx_fw_hung) { 36797190575fSGiridhar Malavali int cnt, que; 36807190575fSGiridhar Malavali srb_t *sp; 36817190575fSGiridhar Malavali struct req_que *req; 36827190575fSGiridhar Malavali 36837190575fSGiridhar Malavali spin_lock_irqsave(&ha->hardware_lock, flags); 36847190575fSGiridhar Malavali for (que = 0; que < ha->max_req_queues; que++) { 36857190575fSGiridhar Malavali req = ha->req_q_map[que]; 36867190575fSGiridhar Malavali if (!req) 36877190575fSGiridhar Malavali continue; 36888d93f550SChad Dupuis for (cnt = 1; cnt < req->num_outstanding_cmds; cnt++) { 36897190575fSGiridhar Malavali sp = req->outstanding_cmds[cnt]; 36907190575fSGiridhar Malavali if (sp) { 36915ec9f904SBart Van Assche if ((!sp->u.scmd.crc_ctx || 3692af13b700SGiridhar Malavali (sp->flags & 3693af13b700SGiridhar Malavali SRB_FCP_CMND_DMA_VALID)) && 3694af13b700SGiridhar Malavali !ha->flags.isp82xx_fw_hung) { 36957190575fSGiridhar Malavali spin_unlock_irqrestore( 36967190575fSGiridhar Malavali &ha->hardware_lock, flags); 36977190575fSGiridhar Malavali if (ha->isp_ops->abort_command(sp)) { 36987c3df132SSaurav Kashyap ql_log(ql_log_info, vha, 36997c3df132SSaurav Kashyap 0x00b1, 37007c3df132SSaurav Kashyap "mbx abort failed.\n"); 37017190575fSGiridhar Malavali } else { 37027c3df132SSaurav Kashyap ql_log(ql_log_info, vha, 37037c3df132SSaurav Kashyap 0x00b2, 37047c3df132SSaurav Kashyap "mbx abort success.\n"); 37057190575fSGiridhar Malavali } 37067190575fSGiridhar Malavali spin_lock_irqsave(&ha->hardware_lock, flags); 37077190575fSGiridhar Malavali } 37087190575fSGiridhar Malavali } 37097190575fSGiridhar Malavali } 37107190575fSGiridhar Malavali } 37117190575fSGiridhar Malavali spin_unlock_irqrestore(&ha->hardware_lock, flags); 37127190575fSGiridhar Malavali 37137190575fSGiridhar Malavali /* Wait for pending cmds (physical and virtual) to complete */ 371446333cebSNathan Chancellor if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0, 3715fcef0893SBart Van Assche WAIT_HOST) == QLA_SUCCESS) { 37167c3df132SSaurav Kashyap ql_dbg(ql_dbg_init, vha, 0x00b3, 37177c3df132SSaurav Kashyap "Done wait for " 37187c3df132SSaurav Kashyap "pending commands.\n"); 3719fcef0893SBart Van Assche } else { 3720fcef0893SBart Van Assche WARN_ON_ONCE(true); 37217190575fSGiridhar Malavali } 37227190575fSGiridhar Malavali } 37237190575fSGiridhar Malavali } 372408de2844SGiridhar Malavali 372508de2844SGiridhar Malavali /* Minidump related functions */ 372608de2844SGiridhar Malavali static int 372708de2844SGiridhar Malavali qla82xx_minidump_process_control(scsi_qla_host_t *vha, 372808de2844SGiridhar Malavali qla82xx_md_entry_hdr_t *entry_hdr, uint32_t **d_ptr) 372908de2844SGiridhar Malavali { 373008de2844SGiridhar Malavali struct qla_hw_data *ha = vha->hw; 373108de2844SGiridhar Malavali struct qla82xx_md_entry_crb *crb_entry; 373208de2844SGiridhar Malavali uint32_t read_value, opcode, poll_time; 373308de2844SGiridhar Malavali uint32_t addr, index, crb_addr; 373408de2844SGiridhar Malavali unsigned long wtime; 373508de2844SGiridhar Malavali struct qla82xx_md_template_hdr *tmplt_hdr; 373608de2844SGiridhar Malavali uint32_t rval = QLA_SUCCESS; 373708de2844SGiridhar Malavali int i; 373808de2844SGiridhar Malavali 373908de2844SGiridhar Malavali tmplt_hdr = (struct qla82xx_md_template_hdr *)ha->md_tmplt_hdr; 374008de2844SGiridhar Malavali crb_entry = (struct qla82xx_md_entry_crb *)entry_hdr; 374108de2844SGiridhar Malavali crb_addr = crb_entry->addr; 374208de2844SGiridhar Malavali 374308de2844SGiridhar Malavali for (i = 0; i < crb_entry->op_count; i++) { 374408de2844SGiridhar Malavali opcode = crb_entry->crb_ctrl.opcode; 374508de2844SGiridhar Malavali if (opcode & QLA82XX_DBG_OPCODE_WR) { 374608de2844SGiridhar Malavali qla82xx_md_rw_32(ha, crb_addr, 374708de2844SGiridhar Malavali crb_entry->value_1, 1); 374808de2844SGiridhar Malavali opcode &= ~QLA82XX_DBG_OPCODE_WR; 374908de2844SGiridhar Malavali } 375008de2844SGiridhar Malavali 375108de2844SGiridhar Malavali if (opcode & QLA82XX_DBG_OPCODE_RW) { 375208de2844SGiridhar Malavali read_value = qla82xx_md_rw_32(ha, crb_addr, 0, 0); 375308de2844SGiridhar Malavali qla82xx_md_rw_32(ha, crb_addr, read_value, 1); 375408de2844SGiridhar Malavali opcode &= ~QLA82XX_DBG_OPCODE_RW; 375508de2844SGiridhar Malavali } 375608de2844SGiridhar Malavali 375708de2844SGiridhar Malavali if (opcode & QLA82XX_DBG_OPCODE_AND) { 375808de2844SGiridhar Malavali read_value = qla82xx_md_rw_32(ha, crb_addr, 0, 0); 375908de2844SGiridhar Malavali read_value &= crb_entry->value_2; 376008de2844SGiridhar Malavali opcode &= ~QLA82XX_DBG_OPCODE_AND; 376108de2844SGiridhar Malavali if (opcode & QLA82XX_DBG_OPCODE_OR) { 376208de2844SGiridhar Malavali read_value |= crb_entry->value_3; 376308de2844SGiridhar Malavali opcode &= ~QLA82XX_DBG_OPCODE_OR; 376408de2844SGiridhar Malavali } 376508de2844SGiridhar Malavali qla82xx_md_rw_32(ha, crb_addr, read_value, 1); 376608de2844SGiridhar Malavali } 376708de2844SGiridhar Malavali 376808de2844SGiridhar Malavali if (opcode & QLA82XX_DBG_OPCODE_OR) { 376908de2844SGiridhar Malavali read_value = qla82xx_md_rw_32(ha, crb_addr, 0, 0); 377008de2844SGiridhar Malavali read_value |= crb_entry->value_3; 377108de2844SGiridhar Malavali qla82xx_md_rw_32(ha, crb_addr, read_value, 1); 377208de2844SGiridhar Malavali opcode &= ~QLA82XX_DBG_OPCODE_OR; 377308de2844SGiridhar Malavali } 377408de2844SGiridhar Malavali 377508de2844SGiridhar Malavali if (opcode & QLA82XX_DBG_OPCODE_POLL) { 377608de2844SGiridhar Malavali poll_time = crb_entry->crb_strd.poll_timeout; 377708de2844SGiridhar Malavali wtime = jiffies + poll_time; 377808de2844SGiridhar Malavali read_value = qla82xx_md_rw_32(ha, crb_addr, 0, 0); 377908de2844SGiridhar Malavali 378008de2844SGiridhar Malavali do { 378108de2844SGiridhar Malavali if ((read_value & crb_entry->value_2) 378208de2844SGiridhar Malavali == crb_entry->value_1) 378308de2844SGiridhar Malavali break; 378408de2844SGiridhar Malavali else if (time_after_eq(jiffies, wtime)) { 378508de2844SGiridhar Malavali /* capturing dump failed */ 378608de2844SGiridhar Malavali rval = QLA_FUNCTION_FAILED; 378708de2844SGiridhar Malavali break; 378808de2844SGiridhar Malavali } else 378908de2844SGiridhar Malavali read_value = qla82xx_md_rw_32(ha, 379008de2844SGiridhar Malavali crb_addr, 0, 0); 379108de2844SGiridhar Malavali } while (1); 379208de2844SGiridhar Malavali opcode &= ~QLA82XX_DBG_OPCODE_POLL; 379308de2844SGiridhar Malavali } 379408de2844SGiridhar Malavali 379508de2844SGiridhar Malavali if (opcode & QLA82XX_DBG_OPCODE_RDSTATE) { 379608de2844SGiridhar Malavali if (crb_entry->crb_strd.state_index_a) { 379708de2844SGiridhar Malavali index = crb_entry->crb_strd.state_index_a; 379808de2844SGiridhar Malavali addr = tmplt_hdr->saved_state_array[index]; 379908de2844SGiridhar Malavali } else 380008de2844SGiridhar Malavali addr = crb_addr; 380108de2844SGiridhar Malavali 380208de2844SGiridhar Malavali read_value = qla82xx_md_rw_32(ha, addr, 0, 0); 380308de2844SGiridhar Malavali index = crb_entry->crb_ctrl.state_index_v; 380408de2844SGiridhar Malavali tmplt_hdr->saved_state_array[index] = read_value; 380508de2844SGiridhar Malavali opcode &= ~QLA82XX_DBG_OPCODE_RDSTATE; 380608de2844SGiridhar Malavali } 380708de2844SGiridhar Malavali 380808de2844SGiridhar Malavali if (opcode & QLA82XX_DBG_OPCODE_WRSTATE) { 380908de2844SGiridhar Malavali if (crb_entry->crb_strd.state_index_a) { 381008de2844SGiridhar Malavali index = crb_entry->crb_strd.state_index_a; 381108de2844SGiridhar Malavali addr = tmplt_hdr->saved_state_array[index]; 381208de2844SGiridhar Malavali } else 381308de2844SGiridhar Malavali addr = crb_addr; 381408de2844SGiridhar Malavali 381508de2844SGiridhar Malavali if (crb_entry->crb_ctrl.state_index_v) { 381608de2844SGiridhar Malavali index = crb_entry->crb_ctrl.state_index_v; 381708de2844SGiridhar Malavali read_value = 381808de2844SGiridhar Malavali tmplt_hdr->saved_state_array[index]; 381908de2844SGiridhar Malavali } else 382008de2844SGiridhar Malavali read_value = crb_entry->value_1; 382108de2844SGiridhar Malavali 382208de2844SGiridhar Malavali qla82xx_md_rw_32(ha, addr, read_value, 1); 382308de2844SGiridhar Malavali opcode &= ~QLA82XX_DBG_OPCODE_WRSTATE; 382408de2844SGiridhar Malavali } 382508de2844SGiridhar Malavali 382608de2844SGiridhar Malavali if (opcode & QLA82XX_DBG_OPCODE_MDSTATE) { 382708de2844SGiridhar Malavali index = crb_entry->crb_ctrl.state_index_v; 382808de2844SGiridhar Malavali read_value = tmplt_hdr->saved_state_array[index]; 382908de2844SGiridhar Malavali read_value <<= crb_entry->crb_ctrl.shl; 383008de2844SGiridhar Malavali read_value >>= crb_entry->crb_ctrl.shr; 383108de2844SGiridhar Malavali if (crb_entry->value_2) 383208de2844SGiridhar Malavali read_value &= crb_entry->value_2; 383308de2844SGiridhar Malavali read_value |= crb_entry->value_3; 383408de2844SGiridhar Malavali read_value += crb_entry->value_1; 383508de2844SGiridhar Malavali tmplt_hdr->saved_state_array[index] = read_value; 383608de2844SGiridhar Malavali opcode &= ~QLA82XX_DBG_OPCODE_MDSTATE; 383708de2844SGiridhar Malavali } 383808de2844SGiridhar Malavali crb_addr += crb_entry->crb_strd.addr_stride; 383908de2844SGiridhar Malavali } 384008de2844SGiridhar Malavali return rval; 384108de2844SGiridhar Malavali } 384208de2844SGiridhar Malavali 384308de2844SGiridhar Malavali static void 384408de2844SGiridhar Malavali qla82xx_minidump_process_rdocm(scsi_qla_host_t *vha, 384508de2844SGiridhar Malavali qla82xx_md_entry_hdr_t *entry_hdr, uint32_t **d_ptr) 384608de2844SGiridhar Malavali { 384708de2844SGiridhar Malavali struct qla_hw_data *ha = vha->hw; 384808de2844SGiridhar Malavali uint32_t r_addr, r_stride, loop_cnt, i, r_value; 384908de2844SGiridhar Malavali struct qla82xx_md_entry_rdocm *ocm_hdr; 385008de2844SGiridhar Malavali uint32_t *data_ptr = *d_ptr; 385108de2844SGiridhar Malavali 385208de2844SGiridhar Malavali ocm_hdr = (struct qla82xx_md_entry_rdocm *)entry_hdr; 385308de2844SGiridhar Malavali r_addr = ocm_hdr->read_addr; 385408de2844SGiridhar Malavali r_stride = ocm_hdr->read_addr_stride; 385508de2844SGiridhar Malavali loop_cnt = ocm_hdr->op_count; 385608de2844SGiridhar Malavali 385708de2844SGiridhar Malavali for (i = 0; i < loop_cnt; i++) { 38588dfa4b5aSBart Van Assche r_value = RD_REG_DWORD(r_addr + ha->nx_pcibase); 385908de2844SGiridhar Malavali *data_ptr++ = cpu_to_le32(r_value); 386008de2844SGiridhar Malavali r_addr += r_stride; 386108de2844SGiridhar Malavali } 386208de2844SGiridhar Malavali *d_ptr = data_ptr; 386308de2844SGiridhar Malavali } 386408de2844SGiridhar Malavali 386508de2844SGiridhar Malavali static void 386608de2844SGiridhar Malavali qla82xx_minidump_process_rdmux(scsi_qla_host_t *vha, 386708de2844SGiridhar Malavali qla82xx_md_entry_hdr_t *entry_hdr, uint32_t **d_ptr) 386808de2844SGiridhar Malavali { 386908de2844SGiridhar Malavali struct qla_hw_data *ha = vha->hw; 387008de2844SGiridhar Malavali uint32_t r_addr, s_stride, s_addr, s_value, loop_cnt, i, r_value; 387108de2844SGiridhar Malavali struct qla82xx_md_entry_mux *mux_hdr; 387208de2844SGiridhar Malavali uint32_t *data_ptr = *d_ptr; 387308de2844SGiridhar Malavali 387408de2844SGiridhar Malavali mux_hdr = (struct qla82xx_md_entry_mux *)entry_hdr; 387508de2844SGiridhar Malavali r_addr = mux_hdr->read_addr; 387608de2844SGiridhar Malavali s_addr = mux_hdr->select_addr; 387708de2844SGiridhar Malavali s_stride = mux_hdr->select_value_stride; 387808de2844SGiridhar Malavali s_value = mux_hdr->select_value; 387908de2844SGiridhar Malavali loop_cnt = mux_hdr->op_count; 388008de2844SGiridhar Malavali 388108de2844SGiridhar Malavali for (i = 0; i < loop_cnt; i++) { 388208de2844SGiridhar Malavali qla82xx_md_rw_32(ha, s_addr, s_value, 1); 388308de2844SGiridhar Malavali r_value = qla82xx_md_rw_32(ha, r_addr, 0, 0); 388408de2844SGiridhar Malavali *data_ptr++ = cpu_to_le32(s_value); 388508de2844SGiridhar Malavali *data_ptr++ = cpu_to_le32(r_value); 388608de2844SGiridhar Malavali s_value += s_stride; 388708de2844SGiridhar Malavali } 388808de2844SGiridhar Malavali *d_ptr = data_ptr; 388908de2844SGiridhar Malavali } 389008de2844SGiridhar Malavali 389108de2844SGiridhar Malavali static void 389208de2844SGiridhar Malavali qla82xx_minidump_process_rdcrb(scsi_qla_host_t *vha, 389308de2844SGiridhar Malavali qla82xx_md_entry_hdr_t *entry_hdr, uint32_t **d_ptr) 389408de2844SGiridhar Malavali { 389508de2844SGiridhar Malavali struct qla_hw_data *ha = vha->hw; 389608de2844SGiridhar Malavali uint32_t r_addr, r_stride, loop_cnt, i, r_value; 389708de2844SGiridhar Malavali struct qla82xx_md_entry_crb *crb_hdr; 389808de2844SGiridhar Malavali uint32_t *data_ptr = *d_ptr; 389908de2844SGiridhar Malavali 390008de2844SGiridhar Malavali crb_hdr = (struct qla82xx_md_entry_crb *)entry_hdr; 390108de2844SGiridhar Malavali r_addr = crb_hdr->addr; 390208de2844SGiridhar Malavali r_stride = crb_hdr->crb_strd.addr_stride; 390308de2844SGiridhar Malavali loop_cnt = crb_hdr->op_count; 390408de2844SGiridhar Malavali 390508de2844SGiridhar Malavali for (i = 0; i < loop_cnt; i++) { 390608de2844SGiridhar Malavali r_value = qla82xx_md_rw_32(ha, r_addr, 0, 0); 390708de2844SGiridhar Malavali *data_ptr++ = cpu_to_le32(r_addr); 390808de2844SGiridhar Malavali *data_ptr++ = cpu_to_le32(r_value); 390908de2844SGiridhar Malavali r_addr += r_stride; 391008de2844SGiridhar Malavali } 391108de2844SGiridhar Malavali *d_ptr = data_ptr; 391208de2844SGiridhar Malavali } 391308de2844SGiridhar Malavali 391408de2844SGiridhar Malavali static int 391508de2844SGiridhar Malavali qla82xx_minidump_process_l2tag(scsi_qla_host_t *vha, 391608de2844SGiridhar Malavali qla82xx_md_entry_hdr_t *entry_hdr, uint32_t **d_ptr) 391708de2844SGiridhar Malavali { 391808de2844SGiridhar Malavali struct qla_hw_data *ha = vha->hw; 391908de2844SGiridhar Malavali uint32_t addr, r_addr, c_addr, t_r_addr; 392008de2844SGiridhar Malavali uint32_t i, k, loop_count, t_value, r_cnt, r_value; 392108de2844SGiridhar Malavali unsigned long p_wait, w_time, p_mask; 392208de2844SGiridhar Malavali uint32_t c_value_w, c_value_r; 392308de2844SGiridhar Malavali struct qla82xx_md_entry_cache *cache_hdr; 392408de2844SGiridhar Malavali int rval = QLA_FUNCTION_FAILED; 392508de2844SGiridhar Malavali uint32_t *data_ptr = *d_ptr; 392608de2844SGiridhar Malavali 392708de2844SGiridhar Malavali cache_hdr = (struct qla82xx_md_entry_cache *)entry_hdr; 392808de2844SGiridhar Malavali loop_count = cache_hdr->op_count; 392908de2844SGiridhar Malavali r_addr = cache_hdr->read_addr; 393008de2844SGiridhar Malavali c_addr = cache_hdr->control_addr; 393108de2844SGiridhar Malavali c_value_w = cache_hdr->cache_ctrl.write_value; 393208de2844SGiridhar Malavali 393308de2844SGiridhar Malavali t_r_addr = cache_hdr->tag_reg_addr; 393408de2844SGiridhar Malavali t_value = cache_hdr->addr_ctrl.init_tag_value; 393508de2844SGiridhar Malavali r_cnt = cache_hdr->read_ctrl.read_addr_cnt; 393608de2844SGiridhar Malavali p_wait = cache_hdr->cache_ctrl.poll_wait; 393708de2844SGiridhar Malavali p_mask = cache_hdr->cache_ctrl.poll_mask; 393808de2844SGiridhar Malavali 393908de2844SGiridhar Malavali for (i = 0; i < loop_count; i++) { 394008de2844SGiridhar Malavali qla82xx_md_rw_32(ha, t_r_addr, t_value, 1); 394108de2844SGiridhar Malavali if (c_value_w) 394208de2844SGiridhar Malavali qla82xx_md_rw_32(ha, c_addr, c_value_w, 1); 394308de2844SGiridhar Malavali 394408de2844SGiridhar Malavali if (p_mask) { 394508de2844SGiridhar Malavali w_time = jiffies + p_wait; 394608de2844SGiridhar Malavali do { 394708de2844SGiridhar Malavali c_value_r = qla82xx_md_rw_32(ha, c_addr, 0, 0); 394808de2844SGiridhar Malavali if ((c_value_r & p_mask) == 0) 394908de2844SGiridhar Malavali break; 395008de2844SGiridhar Malavali else if (time_after_eq(jiffies, w_time)) { 395108de2844SGiridhar Malavali /* capturing dump failed */ 395208de2844SGiridhar Malavali ql_dbg(ql_dbg_p3p, vha, 0xb032, 395308de2844SGiridhar Malavali "c_value_r: 0x%x, poll_mask: 0x%lx, " 395408de2844SGiridhar Malavali "w_time: 0x%lx\n", 395508de2844SGiridhar Malavali c_value_r, p_mask, w_time); 395608de2844SGiridhar Malavali return rval; 395708de2844SGiridhar Malavali } 395808de2844SGiridhar Malavali } while (1); 395908de2844SGiridhar Malavali } 396008de2844SGiridhar Malavali 396108de2844SGiridhar Malavali addr = r_addr; 396208de2844SGiridhar Malavali for (k = 0; k < r_cnt; k++) { 396308de2844SGiridhar Malavali r_value = qla82xx_md_rw_32(ha, addr, 0, 0); 396408de2844SGiridhar Malavali *data_ptr++ = cpu_to_le32(r_value); 396508de2844SGiridhar Malavali addr += cache_hdr->read_ctrl.read_addr_stride; 396608de2844SGiridhar Malavali } 396708de2844SGiridhar Malavali t_value += cache_hdr->addr_ctrl.tag_value_stride; 396808de2844SGiridhar Malavali } 396908de2844SGiridhar Malavali *d_ptr = data_ptr; 397008de2844SGiridhar Malavali return QLA_SUCCESS; 397108de2844SGiridhar Malavali } 397208de2844SGiridhar Malavali 397308de2844SGiridhar Malavali static void 397408de2844SGiridhar Malavali qla82xx_minidump_process_l1cache(scsi_qla_host_t *vha, 397508de2844SGiridhar Malavali qla82xx_md_entry_hdr_t *entry_hdr, uint32_t **d_ptr) 397608de2844SGiridhar Malavali { 397708de2844SGiridhar Malavali struct qla_hw_data *ha = vha->hw; 397808de2844SGiridhar Malavali uint32_t addr, r_addr, c_addr, t_r_addr; 397908de2844SGiridhar Malavali uint32_t i, k, loop_count, t_value, r_cnt, r_value; 398008de2844SGiridhar Malavali uint32_t c_value_w; 398108de2844SGiridhar Malavali struct qla82xx_md_entry_cache *cache_hdr; 398208de2844SGiridhar Malavali uint32_t *data_ptr = *d_ptr; 398308de2844SGiridhar Malavali 398408de2844SGiridhar Malavali cache_hdr = (struct qla82xx_md_entry_cache *)entry_hdr; 398508de2844SGiridhar Malavali loop_count = cache_hdr->op_count; 398608de2844SGiridhar Malavali r_addr = cache_hdr->read_addr; 398708de2844SGiridhar Malavali c_addr = cache_hdr->control_addr; 398808de2844SGiridhar Malavali c_value_w = cache_hdr->cache_ctrl.write_value; 398908de2844SGiridhar Malavali 399008de2844SGiridhar Malavali t_r_addr = cache_hdr->tag_reg_addr; 399108de2844SGiridhar Malavali t_value = cache_hdr->addr_ctrl.init_tag_value; 399208de2844SGiridhar Malavali r_cnt = cache_hdr->read_ctrl.read_addr_cnt; 399308de2844SGiridhar Malavali 399408de2844SGiridhar Malavali for (i = 0; i < loop_count; i++) { 399508de2844SGiridhar Malavali qla82xx_md_rw_32(ha, t_r_addr, t_value, 1); 399608de2844SGiridhar Malavali qla82xx_md_rw_32(ha, c_addr, c_value_w, 1); 399708de2844SGiridhar Malavali addr = r_addr; 399808de2844SGiridhar Malavali for (k = 0; k < r_cnt; k++) { 399908de2844SGiridhar Malavali r_value = qla82xx_md_rw_32(ha, addr, 0, 0); 400008de2844SGiridhar Malavali *data_ptr++ = cpu_to_le32(r_value); 400108de2844SGiridhar Malavali addr += cache_hdr->read_ctrl.read_addr_stride; 400208de2844SGiridhar Malavali } 400308de2844SGiridhar Malavali t_value += cache_hdr->addr_ctrl.tag_value_stride; 400408de2844SGiridhar Malavali } 400508de2844SGiridhar Malavali *d_ptr = data_ptr; 400608de2844SGiridhar Malavali } 400708de2844SGiridhar Malavali 400808de2844SGiridhar Malavali static void 400908de2844SGiridhar Malavali qla82xx_minidump_process_queue(scsi_qla_host_t *vha, 401008de2844SGiridhar Malavali qla82xx_md_entry_hdr_t *entry_hdr, uint32_t **d_ptr) 401108de2844SGiridhar Malavali { 401208de2844SGiridhar Malavali struct qla_hw_data *ha = vha->hw; 401308de2844SGiridhar Malavali uint32_t s_addr, r_addr; 401408de2844SGiridhar Malavali uint32_t r_stride, r_value, r_cnt, qid = 0; 401508de2844SGiridhar Malavali uint32_t i, k, loop_cnt; 401608de2844SGiridhar Malavali struct qla82xx_md_entry_queue *q_hdr; 401708de2844SGiridhar Malavali uint32_t *data_ptr = *d_ptr; 401808de2844SGiridhar Malavali 401908de2844SGiridhar Malavali q_hdr = (struct qla82xx_md_entry_queue *)entry_hdr; 402008de2844SGiridhar Malavali s_addr = q_hdr->select_addr; 402108de2844SGiridhar Malavali r_cnt = q_hdr->rd_strd.read_addr_cnt; 402208de2844SGiridhar Malavali r_stride = q_hdr->rd_strd.read_addr_stride; 402308de2844SGiridhar Malavali loop_cnt = q_hdr->op_count; 402408de2844SGiridhar Malavali 402508de2844SGiridhar Malavali for (i = 0; i < loop_cnt; i++) { 402608de2844SGiridhar Malavali qla82xx_md_rw_32(ha, s_addr, qid, 1); 402708de2844SGiridhar Malavali r_addr = q_hdr->read_addr; 402808de2844SGiridhar Malavali for (k = 0; k < r_cnt; k++) { 402908de2844SGiridhar Malavali r_value = qla82xx_md_rw_32(ha, r_addr, 0, 0); 403008de2844SGiridhar Malavali *data_ptr++ = cpu_to_le32(r_value); 403108de2844SGiridhar Malavali r_addr += r_stride; 403208de2844SGiridhar Malavali } 403308de2844SGiridhar Malavali qid += q_hdr->q_strd.queue_id_stride; 403408de2844SGiridhar Malavali } 403508de2844SGiridhar Malavali *d_ptr = data_ptr; 403608de2844SGiridhar Malavali } 403708de2844SGiridhar Malavali 403808de2844SGiridhar Malavali static void 403908de2844SGiridhar Malavali qla82xx_minidump_process_rdrom(scsi_qla_host_t *vha, 404008de2844SGiridhar Malavali qla82xx_md_entry_hdr_t *entry_hdr, uint32_t **d_ptr) 404108de2844SGiridhar Malavali { 404208de2844SGiridhar Malavali struct qla_hw_data *ha = vha->hw; 404308de2844SGiridhar Malavali uint32_t r_addr, r_value; 404408de2844SGiridhar Malavali uint32_t i, loop_cnt; 404508de2844SGiridhar Malavali struct qla82xx_md_entry_rdrom *rom_hdr; 404608de2844SGiridhar Malavali uint32_t *data_ptr = *d_ptr; 404708de2844SGiridhar Malavali 404808de2844SGiridhar Malavali rom_hdr = (struct qla82xx_md_entry_rdrom *)entry_hdr; 404908de2844SGiridhar Malavali r_addr = rom_hdr->read_addr; 405008de2844SGiridhar Malavali loop_cnt = rom_hdr->read_data_size/sizeof(uint32_t); 405108de2844SGiridhar Malavali 405208de2844SGiridhar Malavali for (i = 0; i < loop_cnt; i++) { 405308de2844SGiridhar Malavali qla82xx_md_rw_32(ha, MD_DIRECT_ROM_WINDOW, 405408de2844SGiridhar Malavali (r_addr & 0xFFFF0000), 1); 405508de2844SGiridhar Malavali r_value = qla82xx_md_rw_32(ha, 405608de2844SGiridhar Malavali MD_DIRECT_ROM_READ_BASE + 405708de2844SGiridhar Malavali (r_addr & 0x0000FFFF), 0, 0); 405808de2844SGiridhar Malavali *data_ptr++ = cpu_to_le32(r_value); 405908de2844SGiridhar Malavali r_addr += sizeof(uint32_t); 406008de2844SGiridhar Malavali } 406108de2844SGiridhar Malavali *d_ptr = data_ptr; 406208de2844SGiridhar Malavali } 406308de2844SGiridhar Malavali 406408de2844SGiridhar Malavali static int 406508de2844SGiridhar Malavali qla82xx_minidump_process_rdmem(scsi_qla_host_t *vha, 406608de2844SGiridhar Malavali qla82xx_md_entry_hdr_t *entry_hdr, uint32_t **d_ptr) 406708de2844SGiridhar Malavali { 406808de2844SGiridhar Malavali struct qla_hw_data *ha = vha->hw; 406908de2844SGiridhar Malavali uint32_t r_addr, r_value, r_data; 407008de2844SGiridhar Malavali uint32_t i, j, loop_cnt; 407108de2844SGiridhar Malavali struct qla82xx_md_entry_rdmem *m_hdr; 407208de2844SGiridhar Malavali unsigned long flags; 407308de2844SGiridhar Malavali int rval = QLA_FUNCTION_FAILED; 407408de2844SGiridhar Malavali uint32_t *data_ptr = *d_ptr; 407508de2844SGiridhar Malavali 407608de2844SGiridhar Malavali m_hdr = (struct qla82xx_md_entry_rdmem *)entry_hdr; 407708de2844SGiridhar Malavali r_addr = m_hdr->read_addr; 407808de2844SGiridhar Malavali loop_cnt = m_hdr->read_data_size/16; 407908de2844SGiridhar Malavali 408008de2844SGiridhar Malavali if (r_addr & 0xf) { 408108de2844SGiridhar Malavali ql_log(ql_log_warn, vha, 0xb033, 4082d6a03581SMasanari Iida "Read addr 0x%x not 16 bytes aligned\n", r_addr); 408308de2844SGiridhar Malavali return rval; 408408de2844SGiridhar Malavali } 408508de2844SGiridhar Malavali 408608de2844SGiridhar Malavali if (m_hdr->read_data_size % 16) { 408708de2844SGiridhar Malavali ql_log(ql_log_warn, vha, 0xb034, 408808de2844SGiridhar Malavali "Read data[0x%x] not multiple of 16 bytes\n", 408908de2844SGiridhar Malavali m_hdr->read_data_size); 409008de2844SGiridhar Malavali return rval; 409108de2844SGiridhar Malavali } 409208de2844SGiridhar Malavali 409308de2844SGiridhar Malavali ql_dbg(ql_dbg_p3p, vha, 0xb035, 409408de2844SGiridhar Malavali "[%s]: rdmem_addr: 0x%x, read_data_size: 0x%x, loop_cnt: 0x%x\n", 409508de2844SGiridhar Malavali __func__, r_addr, m_hdr->read_data_size, loop_cnt); 409608de2844SGiridhar Malavali 409708de2844SGiridhar Malavali write_lock_irqsave(&ha->hw_lock, flags); 409808de2844SGiridhar Malavali for (i = 0; i < loop_cnt; i++) { 409908de2844SGiridhar Malavali qla82xx_md_rw_32(ha, MD_MIU_TEST_AGT_ADDR_LO, r_addr, 1); 410008de2844SGiridhar Malavali r_value = 0; 410108de2844SGiridhar Malavali qla82xx_md_rw_32(ha, MD_MIU_TEST_AGT_ADDR_HI, r_value, 1); 410208de2844SGiridhar Malavali r_value = MIU_TA_CTL_ENABLE; 410308de2844SGiridhar Malavali qla82xx_md_rw_32(ha, MD_MIU_TEST_AGT_CTRL, r_value, 1); 410408de2844SGiridhar Malavali r_value = MIU_TA_CTL_START | MIU_TA_CTL_ENABLE; 410508de2844SGiridhar Malavali qla82xx_md_rw_32(ha, MD_MIU_TEST_AGT_CTRL, r_value, 1); 410608de2844SGiridhar Malavali 410708de2844SGiridhar Malavali for (j = 0; j < MAX_CTL_CHECK; j++) { 410808de2844SGiridhar Malavali r_value = qla82xx_md_rw_32(ha, 410908de2844SGiridhar Malavali MD_MIU_TEST_AGT_CTRL, 0, 0); 411008de2844SGiridhar Malavali if ((r_value & MIU_TA_CTL_BUSY) == 0) 411108de2844SGiridhar Malavali break; 411208de2844SGiridhar Malavali } 411308de2844SGiridhar Malavali 411408de2844SGiridhar Malavali if (j >= MAX_CTL_CHECK) { 411508de2844SGiridhar Malavali printk_ratelimited(KERN_ERR 411608de2844SGiridhar Malavali "failed to read through agent\n"); 411708de2844SGiridhar Malavali write_unlock_irqrestore(&ha->hw_lock, flags); 411808de2844SGiridhar Malavali return rval; 411908de2844SGiridhar Malavali } 412008de2844SGiridhar Malavali 412108de2844SGiridhar Malavali for (j = 0; j < 4; j++) { 412208de2844SGiridhar Malavali r_data = qla82xx_md_rw_32(ha, 412308de2844SGiridhar Malavali MD_MIU_TEST_AGT_RDDATA[j], 0, 0); 412408de2844SGiridhar Malavali *data_ptr++ = cpu_to_le32(r_data); 412508de2844SGiridhar Malavali } 412608de2844SGiridhar Malavali r_addr += 16; 412708de2844SGiridhar Malavali } 412808de2844SGiridhar Malavali write_unlock_irqrestore(&ha->hw_lock, flags); 412908de2844SGiridhar Malavali *d_ptr = data_ptr; 413008de2844SGiridhar Malavali return QLA_SUCCESS; 413108de2844SGiridhar Malavali } 413208de2844SGiridhar Malavali 41337ec0effdSAtul Deshmukh int 413408de2844SGiridhar Malavali qla82xx_validate_template_chksum(scsi_qla_host_t *vha) 413508de2844SGiridhar Malavali { 413608de2844SGiridhar Malavali struct qla_hw_data *ha = vha->hw; 413708de2844SGiridhar Malavali uint64_t chksum = 0; 413808de2844SGiridhar Malavali uint32_t *d_ptr = (uint32_t *)ha->md_tmplt_hdr; 413908de2844SGiridhar Malavali int count = ha->md_template_size/sizeof(uint32_t); 414008de2844SGiridhar Malavali 414108de2844SGiridhar Malavali while (count-- > 0) 414208de2844SGiridhar Malavali chksum += *d_ptr++; 414308de2844SGiridhar Malavali while (chksum >> 32) 414408de2844SGiridhar Malavali chksum = (chksum & 0xFFFFFFFF) + (chksum >> 32); 414508de2844SGiridhar Malavali return ~chksum; 414608de2844SGiridhar Malavali } 414708de2844SGiridhar Malavali 414808de2844SGiridhar Malavali static void 414908de2844SGiridhar Malavali qla82xx_mark_entry_skipped(scsi_qla_host_t *vha, 415008de2844SGiridhar Malavali qla82xx_md_entry_hdr_t *entry_hdr, int index) 415108de2844SGiridhar Malavali { 415208de2844SGiridhar Malavali entry_hdr->d_ctrl.driver_flags |= QLA82XX_DBG_SKIPPED_FLAG; 415308de2844SGiridhar Malavali ql_dbg(ql_dbg_p3p, vha, 0xb036, 415408de2844SGiridhar Malavali "Skipping entry[%d]: " 415508de2844SGiridhar Malavali "ETYPE[0x%x]-ELEVEL[0x%x]\n", 415608de2844SGiridhar Malavali index, entry_hdr->entry_type, 415708de2844SGiridhar Malavali entry_hdr->d_ctrl.entry_capture_mask); 415808de2844SGiridhar Malavali } 415908de2844SGiridhar Malavali 416008de2844SGiridhar Malavali int 416108de2844SGiridhar Malavali qla82xx_md_collect(scsi_qla_host_t *vha) 416208de2844SGiridhar Malavali { 416308de2844SGiridhar Malavali struct qla_hw_data *ha = vha->hw; 416408de2844SGiridhar Malavali int no_entry_hdr = 0; 416508de2844SGiridhar Malavali qla82xx_md_entry_hdr_t *entry_hdr; 416608de2844SGiridhar Malavali struct qla82xx_md_template_hdr *tmplt_hdr; 416708de2844SGiridhar Malavali uint32_t *data_ptr; 416808de2844SGiridhar Malavali uint32_t total_data_size = 0, f_capture_mask, data_collected = 0; 416908de2844SGiridhar Malavali int i = 0, rval = QLA_FUNCTION_FAILED; 417008de2844SGiridhar Malavali 417108de2844SGiridhar Malavali tmplt_hdr = (struct qla82xx_md_template_hdr *)ha->md_tmplt_hdr; 417208de2844SGiridhar Malavali data_ptr = (uint32_t *)ha->md_dump; 417308de2844SGiridhar Malavali 417408de2844SGiridhar Malavali if (ha->fw_dumped) { 4175a8faa263SGiridhar Malavali ql_log(ql_log_warn, vha, 0xb037, 4176a8faa263SGiridhar Malavali "Firmware has been previously dumped (%p) " 4177a8faa263SGiridhar Malavali "-- ignoring request.\n", ha->fw_dump); 417808de2844SGiridhar Malavali goto md_failed; 417908de2844SGiridhar Malavali } 418008de2844SGiridhar Malavali 418108de2844SGiridhar Malavali ha->fw_dumped = 0; 418208de2844SGiridhar Malavali 418308de2844SGiridhar Malavali if (!ha->md_tmplt_hdr || !ha->md_dump) { 418408de2844SGiridhar Malavali ql_log(ql_log_warn, vha, 0xb038, 418508de2844SGiridhar Malavali "Memory not allocated for minidump capture\n"); 418608de2844SGiridhar Malavali goto md_failed; 418708de2844SGiridhar Malavali } 418808de2844SGiridhar Malavali 4189b6d0d9d5SGiridhar Malavali if (ha->flags.isp82xx_no_md_cap) { 4190b6d0d9d5SGiridhar Malavali ql_log(ql_log_warn, vha, 0xb054, 4191b6d0d9d5SGiridhar Malavali "Forced reset from application, " 4192b6d0d9d5SGiridhar Malavali "ignore minidump capture\n"); 4193b6d0d9d5SGiridhar Malavali ha->flags.isp82xx_no_md_cap = 0; 4194b6d0d9d5SGiridhar Malavali goto md_failed; 4195b6d0d9d5SGiridhar Malavali } 4196b6d0d9d5SGiridhar Malavali 419708de2844SGiridhar Malavali if (qla82xx_validate_template_chksum(vha)) { 419808de2844SGiridhar Malavali ql_log(ql_log_info, vha, 0xb039, 419908de2844SGiridhar Malavali "Template checksum validation error\n"); 420008de2844SGiridhar Malavali goto md_failed; 420108de2844SGiridhar Malavali } 420208de2844SGiridhar Malavali 420308de2844SGiridhar Malavali no_entry_hdr = tmplt_hdr->num_of_entries; 420408de2844SGiridhar Malavali ql_dbg(ql_dbg_p3p, vha, 0xb03a, 420508de2844SGiridhar Malavali "No of entry headers in Template: 0x%x\n", no_entry_hdr); 420608de2844SGiridhar Malavali 420708de2844SGiridhar Malavali ql_dbg(ql_dbg_p3p, vha, 0xb03b, 420808de2844SGiridhar Malavali "Capture Mask obtained: 0x%x\n", tmplt_hdr->capture_debug_level); 420908de2844SGiridhar Malavali 421008de2844SGiridhar Malavali f_capture_mask = tmplt_hdr->capture_debug_level & 0xFF; 421108de2844SGiridhar Malavali 421208de2844SGiridhar Malavali /* Validate whether required debug level is set */ 421308de2844SGiridhar Malavali if ((f_capture_mask & 0x3) != 0x3) { 421408de2844SGiridhar Malavali ql_log(ql_log_warn, vha, 0xb03c, 421508de2844SGiridhar Malavali "Minimum required capture mask[0x%x] level not set\n", 421608de2844SGiridhar Malavali f_capture_mask); 421708de2844SGiridhar Malavali goto md_failed; 421808de2844SGiridhar Malavali } 421908de2844SGiridhar Malavali tmplt_hdr->driver_capture_mask = ql2xmdcapmask; 422008de2844SGiridhar Malavali 422108de2844SGiridhar Malavali tmplt_hdr->driver_info[0] = vha->host_no; 422208de2844SGiridhar Malavali tmplt_hdr->driver_info[1] = (QLA_DRIVER_MAJOR_VER << 24) | 422308de2844SGiridhar Malavali (QLA_DRIVER_MINOR_VER << 16) | (QLA_DRIVER_PATCH_VER << 8) | 422408de2844SGiridhar Malavali QLA_DRIVER_BETA_VER; 422508de2844SGiridhar Malavali 422608de2844SGiridhar Malavali total_data_size = ha->md_dump_size; 422708de2844SGiridhar Malavali 4228880fdedbSArun Easi ql_dbg(ql_dbg_p3p, vha, 0xb03d, 422908de2844SGiridhar Malavali "Total minidump data_size 0x%x to be captured\n", total_data_size); 423008de2844SGiridhar Malavali 423108de2844SGiridhar Malavali /* Check whether template obtained is valid */ 423208de2844SGiridhar Malavali if (tmplt_hdr->entry_type != QLA82XX_TLHDR) { 423308de2844SGiridhar Malavali ql_log(ql_log_warn, vha, 0xb04e, 423408de2844SGiridhar Malavali "Bad template header entry type: 0x%x obtained\n", 423508de2844SGiridhar Malavali tmplt_hdr->entry_type); 423608de2844SGiridhar Malavali goto md_failed; 423708de2844SGiridhar Malavali } 423808de2844SGiridhar Malavali 4239c1c7178cSBart Van Assche entry_hdr = (qla82xx_md_entry_hdr_t *) 424008de2844SGiridhar Malavali (((uint8_t *)ha->md_tmplt_hdr) + tmplt_hdr->first_entry_offset); 424108de2844SGiridhar Malavali 424208de2844SGiridhar Malavali /* Walk through the entry headers */ 424308de2844SGiridhar Malavali for (i = 0; i < no_entry_hdr; i++) { 424408de2844SGiridhar Malavali 424508de2844SGiridhar Malavali if (data_collected > total_data_size) { 424608de2844SGiridhar Malavali ql_log(ql_log_warn, vha, 0xb03e, 424708de2844SGiridhar Malavali "More MiniDump data collected: [0x%x]\n", 424808de2844SGiridhar Malavali data_collected); 424908de2844SGiridhar Malavali goto md_failed; 425008de2844SGiridhar Malavali } 425108de2844SGiridhar Malavali 425208de2844SGiridhar Malavali if (!(entry_hdr->d_ctrl.entry_capture_mask & 425308de2844SGiridhar Malavali ql2xmdcapmask)) { 425408de2844SGiridhar Malavali entry_hdr->d_ctrl.driver_flags |= 425508de2844SGiridhar Malavali QLA82XX_DBG_SKIPPED_FLAG; 425608de2844SGiridhar Malavali ql_dbg(ql_dbg_p3p, vha, 0xb03f, 425708de2844SGiridhar Malavali "Skipping entry[%d]: " 425808de2844SGiridhar Malavali "ETYPE[0x%x]-ELEVEL[0x%x]\n", 425908de2844SGiridhar Malavali i, entry_hdr->entry_type, 426008de2844SGiridhar Malavali entry_hdr->d_ctrl.entry_capture_mask); 426108de2844SGiridhar Malavali goto skip_nxt_entry; 426208de2844SGiridhar Malavali } 426308de2844SGiridhar Malavali 426408de2844SGiridhar Malavali ql_dbg(ql_dbg_p3p, vha, 0xb040, 426508de2844SGiridhar Malavali "[%s]: data ptr[%d]: %p, entry_hdr: %p\n" 42660bf0efa1SColin Ian King "entry_type: 0x%x, capture_mask: 0x%x\n", 426708de2844SGiridhar Malavali __func__, i, data_ptr, entry_hdr, 426808de2844SGiridhar Malavali entry_hdr->entry_type, 426908de2844SGiridhar Malavali entry_hdr->d_ctrl.entry_capture_mask); 427008de2844SGiridhar Malavali 427108de2844SGiridhar Malavali ql_dbg(ql_dbg_p3p, vha, 0xb041, 427208de2844SGiridhar Malavali "Data collected: [0x%x], Dump size left:[0x%x]\n", 427308de2844SGiridhar Malavali data_collected, (ha->md_dump_size - data_collected)); 427408de2844SGiridhar Malavali 427508de2844SGiridhar Malavali /* Decode the entry type and take 427608de2844SGiridhar Malavali * required action to capture debug data */ 427708de2844SGiridhar Malavali switch (entry_hdr->entry_type) { 427808de2844SGiridhar Malavali case QLA82XX_RDEND: 427908de2844SGiridhar Malavali qla82xx_mark_entry_skipped(vha, entry_hdr, i); 428008de2844SGiridhar Malavali break; 428108de2844SGiridhar Malavali case QLA82XX_CNTRL: 428208de2844SGiridhar Malavali rval = qla82xx_minidump_process_control(vha, 428308de2844SGiridhar Malavali entry_hdr, &data_ptr); 428408de2844SGiridhar Malavali if (rval != QLA_SUCCESS) { 428508de2844SGiridhar Malavali qla82xx_mark_entry_skipped(vha, entry_hdr, i); 428608de2844SGiridhar Malavali goto md_failed; 428708de2844SGiridhar Malavali } 428808de2844SGiridhar Malavali break; 428908de2844SGiridhar Malavali case QLA82XX_RDCRB: 429008de2844SGiridhar Malavali qla82xx_minidump_process_rdcrb(vha, 429108de2844SGiridhar Malavali entry_hdr, &data_ptr); 429208de2844SGiridhar Malavali break; 429308de2844SGiridhar Malavali case QLA82XX_RDMEM: 429408de2844SGiridhar Malavali rval = qla82xx_minidump_process_rdmem(vha, 429508de2844SGiridhar Malavali entry_hdr, &data_ptr); 429608de2844SGiridhar Malavali if (rval != QLA_SUCCESS) { 429708de2844SGiridhar Malavali qla82xx_mark_entry_skipped(vha, entry_hdr, i); 429808de2844SGiridhar Malavali goto md_failed; 429908de2844SGiridhar Malavali } 430008de2844SGiridhar Malavali break; 430108de2844SGiridhar Malavali case QLA82XX_BOARD: 430208de2844SGiridhar Malavali case QLA82XX_RDROM: 430308de2844SGiridhar Malavali qla82xx_minidump_process_rdrom(vha, 430408de2844SGiridhar Malavali entry_hdr, &data_ptr); 430508de2844SGiridhar Malavali break; 430608de2844SGiridhar Malavali case QLA82XX_L2DTG: 430708de2844SGiridhar Malavali case QLA82XX_L2ITG: 430808de2844SGiridhar Malavali case QLA82XX_L2DAT: 430908de2844SGiridhar Malavali case QLA82XX_L2INS: 431008de2844SGiridhar Malavali rval = qla82xx_minidump_process_l2tag(vha, 431108de2844SGiridhar Malavali entry_hdr, &data_ptr); 431208de2844SGiridhar Malavali if (rval != QLA_SUCCESS) { 431308de2844SGiridhar Malavali qla82xx_mark_entry_skipped(vha, entry_hdr, i); 431408de2844SGiridhar Malavali goto md_failed; 431508de2844SGiridhar Malavali } 431608de2844SGiridhar Malavali break; 431708de2844SGiridhar Malavali case QLA82XX_L1DAT: 431808de2844SGiridhar Malavali case QLA82XX_L1INS: 431908de2844SGiridhar Malavali qla82xx_minidump_process_l1cache(vha, 432008de2844SGiridhar Malavali entry_hdr, &data_ptr); 432108de2844SGiridhar Malavali break; 432208de2844SGiridhar Malavali case QLA82XX_RDOCM: 432308de2844SGiridhar Malavali qla82xx_minidump_process_rdocm(vha, 432408de2844SGiridhar Malavali entry_hdr, &data_ptr); 432508de2844SGiridhar Malavali break; 432608de2844SGiridhar Malavali case QLA82XX_RDMUX: 432708de2844SGiridhar Malavali qla82xx_minidump_process_rdmux(vha, 432808de2844SGiridhar Malavali entry_hdr, &data_ptr); 432908de2844SGiridhar Malavali break; 433008de2844SGiridhar Malavali case QLA82XX_QUEUE: 433108de2844SGiridhar Malavali qla82xx_minidump_process_queue(vha, 433208de2844SGiridhar Malavali entry_hdr, &data_ptr); 433308de2844SGiridhar Malavali break; 433408de2844SGiridhar Malavali case QLA82XX_RDNOP: 433508de2844SGiridhar Malavali default: 433608de2844SGiridhar Malavali qla82xx_mark_entry_skipped(vha, entry_hdr, i); 433708de2844SGiridhar Malavali break; 433808de2844SGiridhar Malavali } 433908de2844SGiridhar Malavali 434008de2844SGiridhar Malavali ql_dbg(ql_dbg_p3p, vha, 0xb042, 434108de2844SGiridhar Malavali "[%s]: data ptr[%d]: %p\n", __func__, i, data_ptr); 434208de2844SGiridhar Malavali 434308de2844SGiridhar Malavali data_collected = (uint8_t *)data_ptr - 434408de2844SGiridhar Malavali (uint8_t *)ha->md_dump; 434508de2844SGiridhar Malavali skip_nxt_entry: 4346c1c7178cSBart Van Assche entry_hdr = (qla82xx_md_entry_hdr_t *) 434708de2844SGiridhar Malavali (((uint8_t *)entry_hdr) + entry_hdr->entry_size); 434808de2844SGiridhar Malavali } 434908de2844SGiridhar Malavali 435008de2844SGiridhar Malavali if (data_collected != total_data_size) { 4351880fdedbSArun Easi ql_dbg(ql_dbg_p3p, vha, 0xb043, 435208de2844SGiridhar Malavali "MiniDump data mismatch: Data collected: [0x%x]," 435308de2844SGiridhar Malavali "total_data_size:[0x%x]\n", 435408de2844SGiridhar Malavali data_collected, total_data_size); 435508de2844SGiridhar Malavali goto md_failed; 435608de2844SGiridhar Malavali } 435708de2844SGiridhar Malavali 435808de2844SGiridhar Malavali ql_log(ql_log_info, vha, 0xb044, 435908de2844SGiridhar Malavali "Firmware dump saved to temp buffer (%ld/%p %ld/%p).\n", 436008de2844SGiridhar Malavali vha->host_no, ha->md_tmplt_hdr, vha->host_no, ha->md_dump); 436108de2844SGiridhar Malavali ha->fw_dumped = 1; 436208de2844SGiridhar Malavali qla2x00_post_uevent_work(vha, QLA_UEVENT_CODE_FW_DUMP); 436308de2844SGiridhar Malavali 436408de2844SGiridhar Malavali md_failed: 436508de2844SGiridhar Malavali return rval; 436608de2844SGiridhar Malavali } 436708de2844SGiridhar Malavali 436808de2844SGiridhar Malavali int 436908de2844SGiridhar Malavali qla82xx_md_alloc(scsi_qla_host_t *vha) 437008de2844SGiridhar Malavali { 437108de2844SGiridhar Malavali struct qla_hw_data *ha = vha->hw; 437208de2844SGiridhar Malavali int i, k; 437308de2844SGiridhar Malavali struct qla82xx_md_template_hdr *tmplt_hdr; 437408de2844SGiridhar Malavali 437508de2844SGiridhar Malavali tmplt_hdr = (struct qla82xx_md_template_hdr *)ha->md_tmplt_hdr; 437608de2844SGiridhar Malavali 437708de2844SGiridhar Malavali if (ql2xmdcapmask < 0x3 || ql2xmdcapmask > 0x7F) { 437808de2844SGiridhar Malavali ql2xmdcapmask = tmplt_hdr->capture_debug_level & 0xFF; 437908de2844SGiridhar Malavali ql_log(ql_log_info, vha, 0xb045, 438008de2844SGiridhar Malavali "Forcing driver capture mask to firmware default capture mask: 0x%x.\n", 438108de2844SGiridhar Malavali ql2xmdcapmask); 438208de2844SGiridhar Malavali } 438308de2844SGiridhar Malavali 438408de2844SGiridhar Malavali for (i = 0x2, k = 1; (i & QLA82XX_DEFAULT_CAP_MASK); i <<= 1, k++) { 438508de2844SGiridhar Malavali if (i & ql2xmdcapmask) 438608de2844SGiridhar Malavali ha->md_dump_size += tmplt_hdr->capture_size_array[k]; 438708de2844SGiridhar Malavali } 438808de2844SGiridhar Malavali 438908de2844SGiridhar Malavali if (ha->md_dump) { 439008de2844SGiridhar Malavali ql_log(ql_log_warn, vha, 0xb046, 439108de2844SGiridhar Malavali "Firmware dump previously allocated.\n"); 439208de2844SGiridhar Malavali return 1; 439308de2844SGiridhar Malavali } 439408de2844SGiridhar Malavali 439508de2844SGiridhar Malavali ha->md_dump = vmalloc(ha->md_dump_size); 439608de2844SGiridhar Malavali if (ha->md_dump == NULL) { 439708de2844SGiridhar Malavali ql_log(ql_log_warn, vha, 0xb047, 439808de2844SGiridhar Malavali "Unable to allocate memory for Minidump size " 439908de2844SGiridhar Malavali "(0x%x).\n", ha->md_dump_size); 440008de2844SGiridhar Malavali return 1; 440108de2844SGiridhar Malavali } 440208de2844SGiridhar Malavali return 0; 440308de2844SGiridhar Malavali } 440408de2844SGiridhar Malavali 440508de2844SGiridhar Malavali void 440608de2844SGiridhar Malavali qla82xx_md_free(scsi_qla_host_t *vha) 440708de2844SGiridhar Malavali { 440808de2844SGiridhar Malavali struct qla_hw_data *ha = vha->hw; 440908de2844SGiridhar Malavali 441008de2844SGiridhar Malavali /* Release the template header allocated */ 441108de2844SGiridhar Malavali if (ha->md_tmplt_hdr) { 441208de2844SGiridhar Malavali ql_log(ql_log_info, vha, 0xb048, 441308de2844SGiridhar Malavali "Free MiniDump template: %p, size (%d KB)\n", 441408de2844SGiridhar Malavali ha->md_tmplt_hdr, ha->md_template_size / 1024); 441508de2844SGiridhar Malavali dma_free_coherent(&ha->pdev->dev, ha->md_template_size, 441608de2844SGiridhar Malavali ha->md_tmplt_hdr, ha->md_tmplt_hdr_dma); 4417fa492630SSaurav Kashyap ha->md_tmplt_hdr = NULL; 441808de2844SGiridhar Malavali } 441908de2844SGiridhar Malavali 442008de2844SGiridhar Malavali /* Release the template data buffer allocated */ 442108de2844SGiridhar Malavali if (ha->md_dump) { 442208de2844SGiridhar Malavali ql_log(ql_log_info, vha, 0xb049, 442308de2844SGiridhar Malavali "Free MiniDump memory: %p, size (%d KB)\n", 442408de2844SGiridhar Malavali ha->md_dump, ha->md_dump_size / 1024); 442508de2844SGiridhar Malavali vfree(ha->md_dump); 442608de2844SGiridhar Malavali ha->md_dump_size = 0; 4427fa492630SSaurav Kashyap ha->md_dump = NULL; 442808de2844SGiridhar Malavali } 442908de2844SGiridhar Malavali } 443008de2844SGiridhar Malavali 443108de2844SGiridhar Malavali void 443208de2844SGiridhar Malavali qla82xx_md_prep(scsi_qla_host_t *vha) 443308de2844SGiridhar Malavali { 443408de2844SGiridhar Malavali struct qla_hw_data *ha = vha->hw; 443508de2844SGiridhar Malavali int rval; 443608de2844SGiridhar Malavali 443708de2844SGiridhar Malavali /* Get Minidump template size */ 443808de2844SGiridhar Malavali rval = qla82xx_md_get_template_size(vha); 443908de2844SGiridhar Malavali if (rval == QLA_SUCCESS) { 444008de2844SGiridhar Malavali ql_log(ql_log_info, vha, 0xb04a, 444108de2844SGiridhar Malavali "MiniDump Template size obtained (%d KB)\n", 444208de2844SGiridhar Malavali ha->md_template_size / 1024); 444308de2844SGiridhar Malavali 444408de2844SGiridhar Malavali /* Get Minidump template */ 44457ec0effdSAtul Deshmukh if (IS_QLA8044(ha)) 44467ec0effdSAtul Deshmukh rval = qla8044_md_get_template(vha); 44477ec0effdSAtul Deshmukh else 444808de2844SGiridhar Malavali rval = qla82xx_md_get_template(vha); 44497ec0effdSAtul Deshmukh 445008de2844SGiridhar Malavali if (rval == QLA_SUCCESS) { 445108de2844SGiridhar Malavali ql_dbg(ql_dbg_p3p, vha, 0xb04b, 445208de2844SGiridhar Malavali "MiniDump Template obtained\n"); 445308de2844SGiridhar Malavali 445408de2844SGiridhar Malavali /* Allocate memory for minidump */ 445508de2844SGiridhar Malavali rval = qla82xx_md_alloc(vha); 445608de2844SGiridhar Malavali if (rval == QLA_SUCCESS) 445708de2844SGiridhar Malavali ql_log(ql_log_info, vha, 0xb04c, 445808de2844SGiridhar Malavali "MiniDump memory allocated (%d KB)\n", 445908de2844SGiridhar Malavali ha->md_dump_size / 1024); 446008de2844SGiridhar Malavali else { 446108de2844SGiridhar Malavali ql_log(ql_log_info, vha, 0xb04d, 446208de2844SGiridhar Malavali "Free MiniDump template: %p, size: (%d KB)\n", 446308de2844SGiridhar Malavali ha->md_tmplt_hdr, 446408de2844SGiridhar Malavali ha->md_template_size / 1024); 446508de2844SGiridhar Malavali dma_free_coherent(&ha->pdev->dev, 446608de2844SGiridhar Malavali ha->md_template_size, 446708de2844SGiridhar Malavali ha->md_tmplt_hdr, ha->md_tmplt_hdr_dma); 4468fa492630SSaurav Kashyap ha->md_tmplt_hdr = NULL; 446908de2844SGiridhar Malavali } 447008de2844SGiridhar Malavali 447108de2844SGiridhar Malavali } 447208de2844SGiridhar Malavali } 447308de2844SGiridhar Malavali } 4474999916dcSSaurav Kashyap 4475999916dcSSaurav Kashyap int 4476999916dcSSaurav Kashyap qla82xx_beacon_on(struct scsi_qla_host *vha) 4477999916dcSSaurav Kashyap { 4478999916dcSSaurav Kashyap 4479999916dcSSaurav Kashyap int rval; 4480999916dcSSaurav Kashyap struct qla_hw_data *ha = vha->hw; 4481bd432bb5SBart Van Assche 4482999916dcSSaurav Kashyap qla82xx_idc_lock(ha); 4483999916dcSSaurav Kashyap rval = qla82xx_mbx_beacon_ctl(vha, 1); 4484999916dcSSaurav Kashyap 4485999916dcSSaurav Kashyap if (rval) { 4486999916dcSSaurav Kashyap ql_log(ql_log_warn, vha, 0xb050, 4487999916dcSSaurav Kashyap "mbx set led config failed in %s\n", __func__); 4488999916dcSSaurav Kashyap goto exit; 4489999916dcSSaurav Kashyap } 4490999916dcSSaurav Kashyap ha->beacon_blink_led = 1; 4491999916dcSSaurav Kashyap exit: 4492999916dcSSaurav Kashyap qla82xx_idc_unlock(ha); 4493999916dcSSaurav Kashyap return rval; 4494999916dcSSaurav Kashyap } 4495999916dcSSaurav Kashyap 4496999916dcSSaurav Kashyap int 4497999916dcSSaurav Kashyap qla82xx_beacon_off(struct scsi_qla_host *vha) 4498999916dcSSaurav Kashyap { 4499999916dcSSaurav Kashyap 4500999916dcSSaurav Kashyap int rval; 4501999916dcSSaurav Kashyap struct qla_hw_data *ha = vha->hw; 4502bd432bb5SBart Van Assche 4503999916dcSSaurav Kashyap qla82xx_idc_lock(ha); 4504999916dcSSaurav Kashyap rval = qla82xx_mbx_beacon_ctl(vha, 0); 4505999916dcSSaurav Kashyap 4506999916dcSSaurav Kashyap if (rval) { 4507999916dcSSaurav Kashyap ql_log(ql_log_warn, vha, 0xb051, 4508999916dcSSaurav Kashyap "mbx set led config failed in %s\n", __func__); 4509999916dcSSaurav Kashyap goto exit; 4510999916dcSSaurav Kashyap } 4511999916dcSSaurav Kashyap ha->beacon_blink_led = 0; 4512999916dcSSaurav Kashyap exit: 4513999916dcSSaurav Kashyap qla82xx_idc_unlock(ha); 4514999916dcSSaurav Kashyap return rval; 4515999916dcSSaurav Kashyap } 4516a1b23c5aSChad Dupuis 4517a1b23c5aSChad Dupuis void 4518a1b23c5aSChad Dupuis qla82xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked) 4519a1b23c5aSChad Dupuis { 4520a1b23c5aSChad Dupuis struct qla_hw_data *ha = vha->hw; 4521a1b23c5aSChad Dupuis 4522a1b23c5aSChad Dupuis if (!ha->allow_cna_fw_dump) 4523a1b23c5aSChad Dupuis return; 4524a1b23c5aSChad Dupuis 4525a1b23c5aSChad Dupuis scsi_block_requests(vha->host); 4526a1b23c5aSChad Dupuis ha->flags.isp82xx_no_md_cap = 1; 4527a1b23c5aSChad Dupuis qla82xx_idc_lock(ha); 4528a1b23c5aSChad Dupuis qla82xx_set_reset_owner(vha); 4529a1b23c5aSChad Dupuis qla82xx_idc_unlock(ha); 4530a1b23c5aSChad Dupuis qla2x00_wait_for_chip_reset(vha); 4531a1b23c5aSChad Dupuis scsi_unblock_requests(vha->host); 4532a1b23c5aSChad Dupuis } 4533