1 // SPDX-License-Identifier: (BSD-3-Clause OR GPL-2.0-only) 2 /* Copyright(c) 2014 - 2021 Intel Corporation */ 3 #include <adf_accel_devices.h> 4 #include <adf_clock.h> 5 #include <adf_common_drv.h> 6 #include <adf_gen2_config.h> 7 #include <adf_gen2_dc.h> 8 #include <adf_gen2_hw_data.h> 9 #include <adf_gen2_pfvf.h> 10 #include "adf_c62x_hw_data.h" 11 #include "adf_heartbeat.h" 12 #include "icp_qat_hw.h" 13 14 /* Worker thread to service arbiter mappings */ 15 static const u32 thrd_to_arb_map[ADF_C62X_MAX_ACCELENGINES] = { 16 0x12222AAA, 0x11222AAA, 0x12222AAA, 0x11222AAA, 0x12222AAA, 17 0x11222AAA, 0x12222AAA, 0x11222AAA, 0x12222AAA, 0x11222AAA 18 }; 19 20 static struct adf_hw_device_class c62x_class = { 21 .name = ADF_C62X_DEVICE_NAME, 22 .type = DEV_C62X, 23 .instances = 0 24 }; 25 26 static u32 get_accel_mask(struct adf_hw_device_data *self) 27 { 28 u32 straps = self->straps; 29 u32 fuses = self->fuses; 30 u32 accel; 31 32 accel = ~(fuses | straps) >> ADF_C62X_ACCELERATORS_REG_OFFSET; 33 accel &= ADF_C62X_ACCELERATORS_MASK; 34 35 return accel; 36 } 37 38 static u32 get_ae_mask(struct adf_hw_device_data *self) 39 { 40 u32 straps = self->straps; 41 u32 fuses = self->fuses; 42 unsigned long disabled; 43 u32 ae_disable; 44 int accel; 45 46 /* If an accel is disabled, then disable the corresponding two AEs */ 47 disabled = ~get_accel_mask(self) & ADF_C62X_ACCELERATORS_MASK; 48 ae_disable = BIT(1) | BIT(0); 49 for_each_set_bit(accel, &disabled, ADF_C62X_MAX_ACCELERATORS) 50 straps |= ae_disable << (accel << 1); 51 52 return ~(fuses | straps) & ADF_C62X_ACCELENGINES_MASK; 53 } 54 55 static u32 get_ts_clock(struct adf_hw_device_data *self) 56 { 57 /* 58 * Timestamp update interval is 16 AE clock ticks for c62x. 59 */ 60 return self->clock_frequency / 16; 61 } 62 63 static int measure_clock(struct adf_accel_dev *accel_dev) 64 { 65 u32 frequency; 66 int ret; 67 68 ret = adf_dev_measure_clock(accel_dev, &frequency, ADF_C62X_MIN_AE_FREQ, 69 ADF_C62X_MAX_AE_FREQ); 70 if (ret) 71 return ret; 72 73 accel_dev->hw_device->clock_frequency = frequency; 74 return 0; 75 } 76 77 static u32 get_misc_bar_id(struct adf_hw_device_data *self) 78 { 79 return ADF_C62X_PMISC_BAR; 80 } 81 82 static u32 get_etr_bar_id(struct adf_hw_device_data *self) 83 { 84 return ADF_C62X_ETR_BAR; 85 } 86 87 static u32 get_sram_bar_id(struct adf_hw_device_data *self) 88 { 89 return ADF_C62X_SRAM_BAR; 90 } 91 92 static enum dev_sku_info get_sku(struct adf_hw_device_data *self) 93 { 94 int aes = self->get_num_aes(self); 95 96 if (aes == 8) 97 return DEV_SKU_2; 98 else if (aes == 10) 99 return DEV_SKU_4; 100 101 return DEV_SKU_UNKNOWN; 102 } 103 104 static const u32 *adf_get_arbiter_mapping(struct adf_accel_dev *accel_dev) 105 { 106 return thrd_to_arb_map; 107 } 108 109 static void configure_iov_threads(struct adf_accel_dev *accel_dev, bool enable) 110 { 111 adf_gen2_cfg_iov_thds(accel_dev, enable, 112 ADF_C62X_AE2FUNC_MAP_GRP_A_NUM_REGS, 113 ADF_C62X_AE2FUNC_MAP_GRP_B_NUM_REGS); 114 } 115 116 void adf_init_hw_data_c62x(struct adf_hw_device_data *hw_data) 117 { 118 hw_data->dev_class = &c62x_class; 119 hw_data->instance_id = c62x_class.instances++; 120 hw_data->num_banks = ADF_C62X_ETR_MAX_BANKS; 121 hw_data->num_rings_per_bank = ADF_ETR_MAX_RINGS_PER_BANK; 122 hw_data->num_accel = ADF_C62X_MAX_ACCELERATORS; 123 hw_data->num_logical_accel = 1; 124 hw_data->num_engines = ADF_C62X_MAX_ACCELENGINES; 125 hw_data->tx_rx_gap = ADF_GEN2_RX_RINGS_OFFSET; 126 hw_data->tx_rings_mask = ADF_GEN2_TX_RINGS_MASK; 127 hw_data->ring_to_svc_map = ADF_GEN2_DEFAULT_RING_TO_SRV_MAP; 128 hw_data->alloc_irq = adf_isr_resource_alloc; 129 hw_data->free_irq = adf_isr_resource_free; 130 hw_data->enable_error_correction = adf_gen2_enable_error_correction; 131 hw_data->get_accel_mask = get_accel_mask; 132 hw_data->get_ae_mask = get_ae_mask; 133 hw_data->get_accel_cap = adf_gen2_get_accel_cap; 134 hw_data->get_num_accels = adf_gen2_get_num_accels; 135 hw_data->get_num_aes = adf_gen2_get_num_aes; 136 hw_data->get_sram_bar_id = get_sram_bar_id; 137 hw_data->get_etr_bar_id = get_etr_bar_id; 138 hw_data->get_misc_bar_id = get_misc_bar_id; 139 hw_data->get_admin_info = adf_gen2_get_admin_info; 140 hw_data->get_arb_info = adf_gen2_get_arb_info; 141 hw_data->get_sku = get_sku; 142 hw_data->fw_name = ADF_C62X_FW; 143 hw_data->fw_mmp_name = ADF_C62X_MMP; 144 hw_data->init_admin_comms = adf_init_admin_comms; 145 hw_data->exit_admin_comms = adf_exit_admin_comms; 146 hw_data->configure_iov_threads = configure_iov_threads; 147 hw_data->send_admin_init = adf_send_admin_init; 148 hw_data->init_arb = adf_init_arb; 149 hw_data->exit_arb = adf_exit_arb; 150 hw_data->get_arb_mapping = adf_get_arbiter_mapping; 151 hw_data->enable_ints = adf_gen2_enable_ints; 152 hw_data->reset_device = adf_reset_flr; 153 hw_data->set_ssm_wdtimer = adf_gen2_set_ssm_wdtimer; 154 hw_data->disable_iov = adf_disable_sriov; 155 hw_data->dev_config = adf_gen2_dev_config; 156 hw_data->measure_clock = measure_clock; 157 hw_data->get_hb_clock = get_ts_clock; 158 hw_data->num_hb_ctrs = ADF_NUM_HB_CNT_PER_AE; 159 hw_data->check_hb_ctrs = adf_heartbeat_check_ctrs; 160 161 adf_gen2_init_pf_pfvf_ops(&hw_data->pfvf_ops); 162 adf_gen2_init_hw_csr_ops(&hw_data->csr_ops); 163 adf_gen2_init_dc_ops(&hw_data->dc_ops); 164 } 165 166 void adf_clean_hw_data_c62x(struct adf_hw_device_data *hw_data) 167 { 168 hw_data->dev_class->instances--; 169 } 170