diff options
Diffstat (limited to 'drivers/crypto/intel/qat/qat_c62x/adf_c62x_hw_data.c')
-rw-r--r-- | drivers/crypto/intel/qat/qat_c62x/adf_c62x_hw_data.c | 169 |
1 files changed, 169 insertions, 0 deletions
diff --git a/drivers/crypto/intel/qat/qat_c62x/adf_c62x_hw_data.c b/drivers/crypto/intel/qat/qat_c62x/adf_c62x_hw_data.c new file mode 100644 index 0000000000..355a781693 --- /dev/null +++ b/drivers/crypto/intel/qat/qat_c62x/adf_c62x_hw_data.c @@ -0,0 +1,169 @@ +// SPDX-License-Identifier: (BSD-3-Clause OR GPL-2.0-only) +/* Copyright(c) 2014 - 2021 Intel Corporation */ +#include <adf_accel_devices.h> +#include <adf_clock.h> +#include <adf_common_drv.h> +#include <adf_gen2_config.h> +#include <adf_gen2_dc.h> +#include <adf_gen2_hw_data.h> +#include <adf_gen2_pfvf.h> +#include "adf_c62x_hw_data.h" +#include "adf_heartbeat.h" +#include "icp_qat_hw.h" + +/* Worker thread to service arbiter mappings */ +static const u32 thrd_to_arb_map[ADF_C62X_MAX_ACCELENGINES] = { + 0x12222AAA, 0x11222AAA, 0x12222AAA, 0x11222AAA, 0x12222AAA, + 0x11222AAA, 0x12222AAA, 0x11222AAA, 0x12222AAA, 0x11222AAA +}; + +static struct adf_hw_device_class c62x_class = { + .name = ADF_C62X_DEVICE_NAME, + .type = DEV_C62X, + .instances = 0 +}; + +static u32 get_accel_mask(struct adf_hw_device_data *self) +{ + u32 straps = self->straps; + u32 fuses = self->fuses; + u32 accel; + + accel = ~(fuses | straps) >> ADF_C62X_ACCELERATORS_REG_OFFSET; + accel &= ADF_C62X_ACCELERATORS_MASK; + + return accel; +} + +static u32 get_ae_mask(struct adf_hw_device_data *self) +{ + u32 straps = self->straps; + u32 fuses = self->fuses; + unsigned long disabled; + u32 ae_disable; + int accel; + + /* If an accel is disabled, then disable the corresponding two AEs */ + disabled = ~get_accel_mask(self) & ADF_C62X_ACCELERATORS_MASK; + ae_disable = BIT(1) | BIT(0); + for_each_set_bit(accel, &disabled, ADF_C62X_MAX_ACCELERATORS) + straps |= ae_disable << (accel << 1); + + return ~(fuses | straps) & ADF_C62X_ACCELENGINES_MASK; +} + +static u32 get_ts_clock(struct adf_hw_device_data *self) +{ + /* + * Timestamp update interval is 16 AE clock ticks for c62x. + */ + return self->clock_frequency / 16; +} + +static int measure_clock(struct adf_accel_dev *accel_dev) +{ + u32 frequency; + int ret; + + ret = adf_dev_measure_clock(accel_dev, &frequency, ADF_C62X_MIN_AE_FREQ, + ADF_C62X_MAX_AE_FREQ); + if (ret) + return ret; + + accel_dev->hw_device->clock_frequency = frequency; + return 0; +} + +static u32 get_misc_bar_id(struct adf_hw_device_data *self) +{ + return ADF_C62X_PMISC_BAR; +} + +static u32 get_etr_bar_id(struct adf_hw_device_data *self) +{ + return ADF_C62X_ETR_BAR; +} + +static u32 get_sram_bar_id(struct adf_hw_device_data *self) +{ + return ADF_C62X_SRAM_BAR; +} + +static enum dev_sku_info get_sku(struct adf_hw_device_data *self) +{ + int aes = self->get_num_aes(self); + + if (aes == 8) + return DEV_SKU_2; + else if (aes == 10) + return DEV_SKU_4; + + return DEV_SKU_UNKNOWN; +} + +static const u32 *adf_get_arbiter_mapping(struct adf_accel_dev *accel_dev) +{ + return thrd_to_arb_map; +} + +static void configure_iov_threads(struct adf_accel_dev *accel_dev, bool enable) +{ + adf_gen2_cfg_iov_thds(accel_dev, enable, + ADF_C62X_AE2FUNC_MAP_GRP_A_NUM_REGS, + ADF_C62X_AE2FUNC_MAP_GRP_B_NUM_REGS); +} + +void adf_init_hw_data_c62x(struct adf_hw_device_data *hw_data) +{ + hw_data->dev_class = &c62x_class; + hw_data->instance_id = c62x_class.instances++; + hw_data->num_banks = ADF_C62X_ETR_MAX_BANKS; + hw_data->num_rings_per_bank = ADF_ETR_MAX_RINGS_PER_BANK; + hw_data->num_accel = ADF_C62X_MAX_ACCELERATORS; + hw_data->num_logical_accel = 1; + hw_data->num_engines = ADF_C62X_MAX_ACCELENGINES; + hw_data->tx_rx_gap = ADF_GEN2_RX_RINGS_OFFSET; + hw_data->tx_rings_mask = ADF_GEN2_TX_RINGS_MASK; + hw_data->ring_to_svc_map = ADF_GEN2_DEFAULT_RING_TO_SRV_MAP; + hw_data->alloc_irq = adf_isr_resource_alloc; + hw_data->free_irq = adf_isr_resource_free; + hw_data->enable_error_correction = adf_gen2_enable_error_correction; + hw_data->get_accel_mask = get_accel_mask; + hw_data->get_ae_mask = get_ae_mask; + hw_data->get_accel_cap = adf_gen2_get_accel_cap; + hw_data->get_num_accels = adf_gen2_get_num_accels; + hw_data->get_num_aes = adf_gen2_get_num_aes; + hw_data->get_sram_bar_id = get_sram_bar_id; + hw_data->get_etr_bar_id = get_etr_bar_id; + hw_data->get_misc_bar_id = get_misc_bar_id; + hw_data->get_admin_info = adf_gen2_get_admin_info; + hw_data->get_arb_info = adf_gen2_get_arb_info; + hw_data->get_sku = get_sku; + hw_data->fw_name = ADF_C62X_FW; + hw_data->fw_mmp_name = ADF_C62X_MMP; + hw_data->init_admin_comms = adf_init_admin_comms; + hw_data->exit_admin_comms = adf_exit_admin_comms; + hw_data->configure_iov_threads = configure_iov_threads; + hw_data->send_admin_init = adf_send_admin_init; + hw_data->init_arb = adf_init_arb; + hw_data->exit_arb = adf_exit_arb; + hw_data->get_arb_mapping = adf_get_arbiter_mapping; + hw_data->enable_ints = adf_gen2_enable_ints; + hw_data->reset_device = adf_reset_flr; + hw_data->set_ssm_wdtimer = adf_gen2_set_ssm_wdtimer; + hw_data->disable_iov = adf_disable_sriov; + hw_data->dev_config = adf_gen2_dev_config; + hw_data->measure_clock = measure_clock; + hw_data->get_hb_clock = get_ts_clock; + hw_data->num_hb_ctrs = ADF_NUM_HB_CNT_PER_AE; + hw_data->check_hb_ctrs = adf_heartbeat_check_ctrs; + + adf_gen2_init_pf_pfvf_ops(&hw_data->pfvf_ops); + adf_gen2_init_hw_csr_ops(&hw_data->csr_ops); + adf_gen2_init_dc_ops(&hw_data->dc_ops); +} + +void adf_clean_hw_data_c62x(struct adf_hw_device_data *hw_data) +{ + hw_data->dev_class->instances--; +} |