1fe56b9e6SYuval Mintz /* QLogic qed NIC Driver 2fe56b9e6SYuval Mintz * Copyright (c) 2015 QLogic Corporation 3fe56b9e6SYuval Mintz * 4fe56b9e6SYuval Mintz * This software is available under the terms of the GNU General Public License 5fe56b9e6SYuval Mintz * (GPL) Version 2, available from the file COPYING in the main directory of 6fe56b9e6SYuval Mintz * this source tree. 7fe56b9e6SYuval Mintz */ 8fe56b9e6SYuval Mintz 9fe56b9e6SYuval Mintz #ifndef _QED_HW_H 10fe56b9e6SYuval Mintz #define _QED_HW_H 11fe56b9e6SYuval Mintz 12fe56b9e6SYuval Mintz #include <linux/types.h> 13fe56b9e6SYuval Mintz #include <linux/bitops.h> 14fe56b9e6SYuval Mintz #include <linux/slab.h> 15fe56b9e6SYuval Mintz #include <linux/string.h> 16fe56b9e6SYuval Mintz #include "qed.h" 17fe56b9e6SYuval Mintz #include "qed_dev_api.h" 18fe56b9e6SYuval Mintz 19fe56b9e6SYuval Mintz /* Forward decleration */ 20fe56b9e6SYuval Mintz struct qed_ptt; 21fe56b9e6SYuval Mintz 22fe56b9e6SYuval Mintz enum reserved_ptts { 23fe56b9e6SYuval Mintz RESERVED_PTT_EDIAG, 24fe56b9e6SYuval Mintz RESERVED_PTT_USER_SPACE, 25fe56b9e6SYuval Mintz RESERVED_PTT_MAIN, 26fe56b9e6SYuval Mintz RESERVED_PTT_DPC, 27fe56b9e6SYuval Mintz RESERVED_PTT_MAX 28fe56b9e6SYuval Mintz }; 29fe56b9e6SYuval Mintz 30fe56b9e6SYuval Mintz enum _dmae_cmd_dst_mask { 31fe56b9e6SYuval Mintz DMAE_CMD_DST_MASK_NONE = 0, 32fe56b9e6SYuval Mintz DMAE_CMD_DST_MASK_PCIE = 1, 33fe56b9e6SYuval Mintz DMAE_CMD_DST_MASK_GRC = 2 34fe56b9e6SYuval Mintz }; 35fe56b9e6SYuval Mintz 36fe56b9e6SYuval Mintz enum _dmae_cmd_src_mask { 37fe56b9e6SYuval Mintz DMAE_CMD_SRC_MASK_PCIE = 0, 38fe56b9e6SYuval Mintz DMAE_CMD_SRC_MASK_GRC = 1 39fe56b9e6SYuval Mintz }; 40fe56b9e6SYuval Mintz 41fe56b9e6SYuval Mintz enum _dmae_cmd_crc_mask { 42fe56b9e6SYuval Mintz DMAE_CMD_COMP_CRC_EN_MASK_NONE = 0, 43fe56b9e6SYuval Mintz DMAE_CMD_COMP_CRC_EN_MASK_SET = 1 44fe56b9e6SYuval Mintz }; 45fe56b9e6SYuval Mintz 46fe56b9e6SYuval Mintz /* definitions for DMA constants */ 47fe56b9e6SYuval Mintz #define DMAE_GO_VALUE 0x1 48fe56b9e6SYuval Mintz 49fe56b9e6SYuval Mintz #define DMAE_COMPLETION_VAL 0xD1AE 50fe56b9e6SYuval Mintz #define DMAE_CMD_ENDIANITY 0x2 51fe56b9e6SYuval Mintz 52fe56b9e6SYuval Mintz #define DMAE_CMD_SIZE 14 53fe56b9e6SYuval Mintz #define DMAE_CMD_SIZE_TO_FILL (DMAE_CMD_SIZE - 5) 54fe56b9e6SYuval Mintz #define DMAE_MIN_WAIT_TIME 0x2 55fe56b9e6SYuval Mintz #define DMAE_MAX_CLIENTS 32 56fe56b9e6SYuval Mintz 57fe56b9e6SYuval Mintz /** 58fe56b9e6SYuval Mintz * @brief qed_gtt_init - Initialize GTT windows 59fe56b9e6SYuval Mintz * 60fe56b9e6SYuval Mintz * @param p_hwfn 61fe56b9e6SYuval Mintz */ 62fe56b9e6SYuval Mintz void qed_gtt_init(struct qed_hwfn *p_hwfn); 63fe56b9e6SYuval Mintz 64fe56b9e6SYuval Mintz /** 65fe56b9e6SYuval Mintz * @brief qed_ptt_invalidate - Forces all ptt entries to be re-configured 66fe56b9e6SYuval Mintz * 67fe56b9e6SYuval Mintz * @param p_hwfn 68fe56b9e6SYuval Mintz */ 69fe56b9e6SYuval Mintz void qed_ptt_invalidate(struct qed_hwfn *p_hwfn); 70fe56b9e6SYuval Mintz 71fe56b9e6SYuval Mintz /** 72fe56b9e6SYuval Mintz * @brief qed_ptt_pool_alloc - Allocate and initialize PTT pool 73fe56b9e6SYuval Mintz * 74fe56b9e6SYuval Mintz * @param p_hwfn 75fe56b9e6SYuval Mintz * 76fe56b9e6SYuval Mintz * @return struct _qed_status - success (0), negative - error. 77fe56b9e6SYuval Mintz */ 78fe56b9e6SYuval Mintz int qed_ptt_pool_alloc(struct qed_hwfn *p_hwfn); 79fe56b9e6SYuval Mintz 80fe56b9e6SYuval Mintz /** 81fe56b9e6SYuval Mintz * @brief qed_ptt_pool_free - 82fe56b9e6SYuval Mintz * 83fe56b9e6SYuval Mintz * @param p_hwfn 84fe56b9e6SYuval Mintz */ 85fe56b9e6SYuval Mintz void qed_ptt_pool_free(struct qed_hwfn *p_hwfn); 86fe56b9e6SYuval Mintz 87fe56b9e6SYuval Mintz /** 88fe56b9e6SYuval Mintz * @brief qed_ptt_get_hw_addr - Get PTT's GRC/HW address 89fe56b9e6SYuval Mintz * 90fe56b9e6SYuval Mintz * @param p_hwfn 91fe56b9e6SYuval Mintz * @param p_ptt 92fe56b9e6SYuval Mintz * 93fe56b9e6SYuval Mintz * @return u32 94fe56b9e6SYuval Mintz */ 95fe56b9e6SYuval Mintz u32 qed_ptt_get_hw_addr(struct qed_hwfn *p_hwfn, 96fe56b9e6SYuval Mintz struct qed_ptt *p_ptt); 97fe56b9e6SYuval Mintz 98fe56b9e6SYuval Mintz /** 99fe56b9e6SYuval Mintz * @brief qed_ptt_get_bar_addr - Get PPT's external BAR address 100fe56b9e6SYuval Mintz * 101fe56b9e6SYuval Mintz * @param p_hwfn 102fe56b9e6SYuval Mintz * @param p_ptt 103fe56b9e6SYuval Mintz * 104fe56b9e6SYuval Mintz * @return u32 105fe56b9e6SYuval Mintz */ 106fe56b9e6SYuval Mintz u32 qed_ptt_get_bar_addr(struct qed_ptt *p_ptt); 107fe56b9e6SYuval Mintz 108fe56b9e6SYuval Mintz /** 109fe56b9e6SYuval Mintz * @brief qed_ptt_set_win - Set PTT Window's GRC BAR address 110fe56b9e6SYuval Mintz * 111fe56b9e6SYuval Mintz * @param p_hwfn 112fe56b9e6SYuval Mintz * @param new_hw_addr 113fe56b9e6SYuval Mintz * @param p_ptt 114fe56b9e6SYuval Mintz */ 115fe56b9e6SYuval Mintz void qed_ptt_set_win(struct qed_hwfn *p_hwfn, 116fe56b9e6SYuval Mintz struct qed_ptt *p_ptt, 117fe56b9e6SYuval Mintz u32 new_hw_addr); 118fe56b9e6SYuval Mintz 119fe56b9e6SYuval Mintz /** 120fe56b9e6SYuval Mintz * @brief qed_get_reserved_ptt - Get a specific reserved PTT 121fe56b9e6SYuval Mintz * 122fe56b9e6SYuval Mintz * @param p_hwfn 123fe56b9e6SYuval Mintz * @param ptt_idx 124fe56b9e6SYuval Mintz * 125fe56b9e6SYuval Mintz * @return struct qed_ptt * 126fe56b9e6SYuval Mintz */ 127fe56b9e6SYuval Mintz struct qed_ptt *qed_get_reserved_ptt(struct qed_hwfn *p_hwfn, 128fe56b9e6SYuval Mintz enum reserved_ptts ptt_idx); 129fe56b9e6SYuval Mintz 130fe56b9e6SYuval Mintz /** 131fe56b9e6SYuval Mintz * @brief qed_wr - Write value to BAR using the given ptt 132fe56b9e6SYuval Mintz * 133fe56b9e6SYuval Mintz * @param p_hwfn 134fe56b9e6SYuval Mintz * @param p_ptt 135fe56b9e6SYuval Mintz * @param val 136fe56b9e6SYuval Mintz * @param hw_addr 137fe56b9e6SYuval Mintz */ 138fe56b9e6SYuval Mintz void qed_wr(struct qed_hwfn *p_hwfn, 139fe56b9e6SYuval Mintz struct qed_ptt *p_ptt, 140fe56b9e6SYuval Mintz u32 hw_addr, 141fe56b9e6SYuval Mintz u32 val); 142fe56b9e6SYuval Mintz 143fe56b9e6SYuval Mintz /** 144fe56b9e6SYuval Mintz * @brief qed_rd - Read value from BAR using the given ptt 145fe56b9e6SYuval Mintz * 146fe56b9e6SYuval Mintz * @param p_hwfn 147fe56b9e6SYuval Mintz * @param p_ptt 148fe56b9e6SYuval Mintz * @param val 149fe56b9e6SYuval Mintz * @param hw_addr 150fe56b9e6SYuval Mintz */ 151fe56b9e6SYuval Mintz u32 qed_rd(struct qed_hwfn *p_hwfn, 152fe56b9e6SYuval Mintz struct qed_ptt *p_ptt, 153fe56b9e6SYuval Mintz u32 hw_addr); 154fe56b9e6SYuval Mintz 155fe56b9e6SYuval Mintz /** 156fe56b9e6SYuval Mintz * @brief qed_memcpy_from - copy n bytes from BAR using the given 157fe56b9e6SYuval Mintz * ptt 158fe56b9e6SYuval Mintz * 159fe56b9e6SYuval Mintz * @param p_hwfn 160fe56b9e6SYuval Mintz * @param p_ptt 161fe56b9e6SYuval Mintz * @param dest 162fe56b9e6SYuval Mintz * @param hw_addr 163fe56b9e6SYuval Mintz * @param n 164fe56b9e6SYuval Mintz */ 165fe56b9e6SYuval Mintz void qed_memcpy_from(struct qed_hwfn *p_hwfn, 166fe56b9e6SYuval Mintz struct qed_ptt *p_ptt, 167fe56b9e6SYuval Mintz void *dest, 168fe56b9e6SYuval Mintz u32 hw_addr, 169fe56b9e6SYuval Mintz size_t n); 170fe56b9e6SYuval Mintz 171fe56b9e6SYuval Mintz /** 172fe56b9e6SYuval Mintz * @brief qed_memcpy_to - copy n bytes to BAR using the given 173fe56b9e6SYuval Mintz * ptt 174fe56b9e6SYuval Mintz * 175fe56b9e6SYuval Mintz * @param p_hwfn 176fe56b9e6SYuval Mintz * @param p_ptt 177fe56b9e6SYuval Mintz * @param hw_addr 178fe56b9e6SYuval Mintz * @param src 179fe56b9e6SYuval Mintz * @param n 180fe56b9e6SYuval Mintz */ 181fe56b9e6SYuval Mintz void qed_memcpy_to(struct qed_hwfn *p_hwfn, 182fe56b9e6SYuval Mintz struct qed_ptt *p_ptt, 183fe56b9e6SYuval Mintz u32 hw_addr, 184fe56b9e6SYuval Mintz void *src, 185fe56b9e6SYuval Mintz size_t n); 186fe56b9e6SYuval Mintz /** 187fe56b9e6SYuval Mintz * @brief qed_fid_pretend - pretend to another function when 188fe56b9e6SYuval Mintz * accessing the ptt window. There is no way to unpretend 189fe56b9e6SYuval Mintz * a function. The only way to cancel a pretend is to 190fe56b9e6SYuval Mintz * pretend back to the original function. 191fe56b9e6SYuval Mintz * 192fe56b9e6SYuval Mintz * @param p_hwfn 193fe56b9e6SYuval Mintz * @param p_ptt 194fe56b9e6SYuval Mintz * @param fid - fid field of pxp_pretend structure. Can contain 195fe56b9e6SYuval Mintz * either pf / vf, port/path fields are don't care. 196fe56b9e6SYuval Mintz */ 197fe56b9e6SYuval Mintz void qed_fid_pretend(struct qed_hwfn *p_hwfn, 198fe56b9e6SYuval Mintz struct qed_ptt *p_ptt, 199fe56b9e6SYuval Mintz u16 fid); 200fe56b9e6SYuval Mintz 201fe56b9e6SYuval Mintz /** 202fe56b9e6SYuval Mintz * @brief qed_port_pretend - pretend to another port when 203fe56b9e6SYuval Mintz * accessing the ptt window 204fe56b9e6SYuval Mintz * 205fe56b9e6SYuval Mintz * @param p_hwfn 206fe56b9e6SYuval Mintz * @param p_ptt 207fe56b9e6SYuval Mintz * @param port_id - the port to pretend to 208fe56b9e6SYuval Mintz */ 209fe56b9e6SYuval Mintz void qed_port_pretend(struct qed_hwfn *p_hwfn, 210fe56b9e6SYuval Mintz struct qed_ptt *p_ptt, 211fe56b9e6SYuval Mintz u8 port_id); 212fe56b9e6SYuval Mintz 213fe56b9e6SYuval Mintz /** 214fe56b9e6SYuval Mintz * @brief qed_port_unpretend - cancel any previously set port 215fe56b9e6SYuval Mintz * pretend 216fe56b9e6SYuval Mintz * 217fe56b9e6SYuval Mintz * @param p_hwfn 218fe56b9e6SYuval Mintz * @param p_ptt 219fe56b9e6SYuval Mintz */ 220fe56b9e6SYuval Mintz void qed_port_unpretend(struct qed_hwfn *p_hwfn, 221fe56b9e6SYuval Mintz struct qed_ptt *p_ptt); 222fe56b9e6SYuval Mintz 223fe56b9e6SYuval Mintz /** 224fe56b9e6SYuval Mintz * @brief qed_dmae_idx_to_go_cmd - map the idx to dmae cmd 225fe56b9e6SYuval Mintz * this is declared here since other files will require it. 226fe56b9e6SYuval Mintz * @param idx 227fe56b9e6SYuval Mintz */ 228fe56b9e6SYuval Mintz u32 qed_dmae_idx_to_go_cmd(u8 idx); 229fe56b9e6SYuval Mintz 230fe56b9e6SYuval Mintz /** 231fe56b9e6SYuval Mintz * @brief qed_dmae_info_alloc - Init the dmae_info structure 232fe56b9e6SYuval Mintz * which is part of p_hwfn. 233fe56b9e6SYuval Mintz * @param p_hwfn 234fe56b9e6SYuval Mintz */ 235fe56b9e6SYuval Mintz int qed_dmae_info_alloc(struct qed_hwfn *p_hwfn); 236fe56b9e6SYuval Mintz 237fe56b9e6SYuval Mintz /** 238fe56b9e6SYuval Mintz * @brief qed_dmae_info_free - Free the dmae_info structure 239fe56b9e6SYuval Mintz * which is part of p_hwfn 240fe56b9e6SYuval Mintz * 241fe56b9e6SYuval Mintz * @param p_hwfn 242fe56b9e6SYuval Mintz */ 243fe56b9e6SYuval Mintz void qed_dmae_info_free(struct qed_hwfn *p_hwfn); 244fe56b9e6SYuval Mintz 245fe56b9e6SYuval Mintz union qed_qm_pq_params { 246fe56b9e6SYuval Mintz struct { 247fe56b9e6SYuval Mintz u8 tc; 248fe56b9e6SYuval Mintz } core; 249fe56b9e6SYuval Mintz 250fe56b9e6SYuval Mintz struct { 251fe56b9e6SYuval Mintz u8 is_vf; 252fe56b9e6SYuval Mintz u8 vf_id; 253fe56b9e6SYuval Mintz u8 tc; 254fe56b9e6SYuval Mintz } eth; 255fe56b9e6SYuval Mintz }; 256fe56b9e6SYuval Mintz 257fe56b9e6SYuval Mintz u16 qed_get_qm_pq(struct qed_hwfn *p_hwfn, 258fe56b9e6SYuval Mintz enum protocol_type proto, 259fe56b9e6SYuval Mintz union qed_qm_pq_params *params); 260fe56b9e6SYuval Mintz 261fe56b9e6SYuval Mintz int qed_init_fw_data(struct qed_dev *cdev, 262fe56b9e6SYuval Mintz const u8 *fw_data); 263fe56b9e6SYuval Mintz #endif 264