diff options
Diffstat (limited to '')
| -rw-r--r-- | drivers/crypto/qat/qat_4xxx/adf_4xxx_hw_data.c | 151 |
1 files changed, 125 insertions, 26 deletions
diff --git a/drivers/crypto/qat/qat_4xxx/adf_4xxx_hw_data.c b/drivers/crypto/qat/qat_4xxx/adf_4xxx_hw_data.c index fa768f10635f..6d10edc40aca 100644 --- a/drivers/crypto/qat/qat_4xxx/adf_4xxx_hw_data.c +++ b/drivers/crypto/qat/qat_4xxx/adf_4xxx_hw_data.c @@ -1,10 +1,11 @@ // SPDX-License-Identifier: (BSD-3-Clause OR GPL-2.0-only) -/* Copyright(c) 2020 Intel Corporation */ +/* Copyright(c) 2020 - 2021 Intel Corporation */ #include <linux/iopoll.h> #include <adf_accel_devices.h> +#include <adf_cfg.h> #include <adf_common_drv.h> -#include <adf_pf2vf_msg.h> #include <adf_gen4_hw_data.h> +#include <adf_gen4_pfvf.h> #include "adf_4xxx_hw_data.h" #include "icp_qat_hw.h" @@ -13,12 +14,18 @@ struct adf_fw_config { char *obj_name; }; -static struct adf_fw_config adf_4xxx_fw_config[] = { +static struct adf_fw_config adf_4xxx_fw_cy_config[] = { {0xF0, ADF_4XXX_SYM_OBJ}, {0xF, ADF_4XXX_ASYM_OBJ}, {0x100, ADF_4XXX_ADMIN_OBJ}, }; +static struct adf_fw_config adf_4xxx_fw_dc_config[] = { + {0xF0, ADF_4XXX_DC_OBJ}, + {0xF, ADF_4XXX_DC_OBJ}, + {0x100, ADF_4XXX_ADMIN_OBJ}, +}; + /* Worker thread to service arbiter mappings */ static const u32 thrd_to_arb_map[ADF_4XXX_MAX_ACCELENGINES] = { 0x5555555, 0x5555555, 0x5555555, 0x5555555, @@ -32,6 +39,39 @@ static struct adf_hw_device_class adf_4xxx_class = { .instances = 0, }; +enum dev_services { + SVC_CY = 0, + SVC_DC, +}; + +static const char *const dev_cfg_services[] = { + [SVC_CY] = ADF_CFG_CY, + [SVC_DC] = ADF_CFG_DC, +}; + +static int get_service_enabled(struct adf_accel_dev *accel_dev) +{ + char services[ADF_CFG_MAX_VAL_LEN_IN_BYTES] = {0}; + u32 ret; + + ret = adf_cfg_get_param_value(accel_dev, ADF_GENERAL_SEC, + ADF_SERVICES_ENABLED, services); + if (ret) { + dev_err(&GET_DEV(accel_dev), + ADF_SERVICES_ENABLED " param not found\n"); + return ret; + } + + ret = match_string(dev_cfg_services, ARRAY_SIZE(dev_cfg_services), + services); + if (ret < 0) + dev_err(&GET_DEV(accel_dev), + "Invalid value of " ADF_SERVICES_ENABLED " param: %s\n", + services); + + return ret; +} + static u32 get_accel_mask(struct adf_hw_device_data *self) { return ADF_4XXX_ACCELERATORS_MASK; @@ -96,23 +136,67 @@ static void set_msix_default_rttable(struct adf_accel_dev *accel_dev) static u32 get_accel_cap(struct adf_accel_dev *accel_dev) { struct pci_dev *pdev = accel_dev->accel_pci_dev.pci_dev; + u32 capabilities_cy, capabilities_dc; u32 fusectl1; - u32 capabilities = ICP_ACCEL_CAPABILITIES_CRYPTO_SYMMETRIC | - ICP_ACCEL_CAPABILITIES_CRYPTO_ASYMMETRIC | - ICP_ACCEL_CAPABILITIES_AUTHENTICATION | - ICP_ACCEL_CAPABILITIES_AES_V2; /* Read accelerator capabilities mask */ pci_read_config_dword(pdev, ADF_4XXX_FUSECTL1_OFFSET, &fusectl1); - if (fusectl1 & ICP_ACCEL_4XXX_MASK_CIPHER_SLICE) - capabilities &= ~ICP_ACCEL_CAPABILITIES_CRYPTO_SYMMETRIC; - if (fusectl1 & ICP_ACCEL_4XXX_MASK_AUTH_SLICE) - capabilities &= ~ICP_ACCEL_CAPABILITIES_AUTHENTICATION; - if (fusectl1 & ICP_ACCEL_4XXX_MASK_PKE_SLICE) - capabilities &= ~ICP_ACCEL_CAPABILITIES_CRYPTO_ASYMMETRIC; + capabilities_cy = ICP_ACCEL_CAPABILITIES_CRYPTO_SYMMETRIC | + ICP_ACCEL_CAPABILITIES_CRYPTO_ASYMMETRIC | + ICP_ACCEL_CAPABILITIES_CIPHER | + ICP_ACCEL_CAPABILITIES_AUTHENTICATION | + ICP_ACCEL_CAPABILITIES_SHA3 | + ICP_ACCEL_CAPABILITIES_SHA3_EXT | + ICP_ACCEL_CAPABILITIES_HKDF | + ICP_ACCEL_CAPABILITIES_ECEDMONT | + ICP_ACCEL_CAPABILITIES_CHACHA_POLY | + ICP_ACCEL_CAPABILITIES_AESGCM_SPC | + ICP_ACCEL_CAPABILITIES_AES_V2; + + /* A set bit in fusectl1 means the feature is OFF in this SKU */ + if (fusectl1 & ICP_ACCEL_4XXX_MASK_CIPHER_SLICE) { + capabilities_cy &= ~ICP_ACCEL_CAPABILITIES_CRYPTO_SYMMETRIC; + capabilities_cy &= ~ICP_ACCEL_CAPABILITIES_HKDF; + capabilities_cy &= ~ICP_ACCEL_CAPABILITIES_CIPHER; + } + if (fusectl1 & ICP_ACCEL_4XXX_MASK_UCS_SLICE) { + capabilities_cy &= ~ICP_ACCEL_CAPABILITIES_CHACHA_POLY; + capabilities_cy &= ~ICP_ACCEL_CAPABILITIES_AESGCM_SPC; + capabilities_cy &= ~ICP_ACCEL_CAPABILITIES_AES_V2; + capabilities_cy &= ~ICP_ACCEL_CAPABILITIES_CIPHER; + } + if (fusectl1 & ICP_ACCEL_4XXX_MASK_AUTH_SLICE) { + capabilities_cy &= ~ICP_ACCEL_CAPABILITIES_AUTHENTICATION; + capabilities_cy &= ~ICP_ACCEL_CAPABILITIES_SHA3; + capabilities_cy &= ~ICP_ACCEL_CAPABILITIES_SHA3_EXT; + capabilities_cy &= ~ICP_ACCEL_CAPABILITIES_CIPHER; + } + if (fusectl1 & ICP_ACCEL_4XXX_MASK_PKE_SLICE) { + capabilities_cy &= ~ICP_ACCEL_CAPABILITIES_CRYPTO_ASYMMETRIC; + capabilities_cy &= ~ICP_ACCEL_CAPABILITIES_ECEDMONT; + } + + capabilities_dc = ICP_ACCEL_CAPABILITIES_COMPRESSION | + ICP_ACCEL_CAPABILITIES_LZ4_COMPRESSION | + ICP_ACCEL_CAPABILITIES_LZ4S_COMPRESSION | + ICP_ACCEL_CAPABILITIES_CNV_INTEGRITY64; + + if (fusectl1 & ICP_ACCEL_4XXX_MASK_COMPRESS_SLICE) { + capabilities_dc &= ~ICP_ACCEL_CAPABILITIES_COMPRESSION; + capabilities_dc &= ~ICP_ACCEL_CAPABILITIES_LZ4_COMPRESSION; + capabilities_dc &= ~ICP_ACCEL_CAPABILITIES_LZ4S_COMPRESSION; + capabilities_dc &= ~ICP_ACCEL_CAPABILITIES_CNV_INTEGRITY64; + } + + switch (get_service_enabled(accel_dev)) { + case SVC_CY: + return capabilities_cy; + case SVC_DC: + return capabilities_dc; + } - return capabilities; + return 0; } static enum dev_sku_info get_sku(struct adf_hw_device_data *self) @@ -191,24 +275,37 @@ static int adf_init_device(struct adf_accel_dev *accel_dev) return ret; } -static int pfvf_comms_disabled(struct adf_accel_dev *accel_dev) -{ - return 0; -} - static u32 uof_get_num_objs(void) { - return ARRAY_SIZE(adf_4xxx_fw_config); + BUILD_BUG_ON_MSG(ARRAY_SIZE(adf_4xxx_fw_cy_config) != + ARRAY_SIZE(adf_4xxx_fw_dc_config), + "Size mismatch between adf_4xxx_fw_*_config arrays"); + + return ARRAY_SIZE(adf_4xxx_fw_cy_config); } -static char *uof_get_name(u32 obj_num) +static char *uof_get_name(struct adf_accel_dev *accel_dev, u32 obj_num) { - return adf_4xxx_fw_config[obj_num].obj_name; + switch (get_service_enabled(accel_dev)) { + case SVC_CY: + return adf_4xxx_fw_cy_config[obj_num].obj_name; + case SVC_DC: + return adf_4xxx_fw_dc_config[obj_num].obj_name; + } + + return NULL; } -static u32 uof_get_ae_mask(u32 obj_num) +static u32 uof_get_ae_mask(struct adf_accel_dev *accel_dev, u32 obj_num) { - return adf_4xxx_fw_config[obj_num].ae_mask; + switch (get_service_enabled(accel_dev)) { + case SVC_CY: + return adf_4xxx_fw_cy_config[obj_num].ae_mask; + case SVC_DC: + return adf_4xxx_fw_dc_config[obj_num].ae_mask; + } + + return 0; } void adf_init_hw_data_4xxx(struct adf_hw_device_data *hw_data) @@ -216,12 +313,14 @@ void adf_init_hw_data_4xxx(struct adf_hw_device_data *hw_data) hw_data->dev_class = &adf_4xxx_class; hw_data->instance_id = adf_4xxx_class.instances++; hw_data->num_banks = ADF_4XXX_ETR_MAX_BANKS; + hw_data->num_banks_per_vf = ADF_4XXX_NUM_BANKS_PER_VF; hw_data->num_rings_per_bank = ADF_4XXX_NUM_RINGS_PER_BANK; hw_data->num_accel = ADF_4XXX_MAX_ACCELERATORS; hw_data->num_engines = ADF_4XXX_MAX_ACCELENGINES; hw_data->num_logical_accel = 1; hw_data->tx_rx_gap = ADF_4XXX_RX_RINGS_OFFSET; hw_data->tx_rings_mask = ADF_4XXX_TX_RINGS_MASK; + hw_data->ring_to_svc_map = ADF_GEN4_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_enable_error_correction; @@ -253,11 +352,11 @@ void adf_init_hw_data_4xxx(struct adf_hw_device_data *hw_data) hw_data->uof_get_ae_mask = uof_get_ae_mask; hw_data->set_msix_rttable = set_msix_default_rttable; hw_data->set_ssm_wdtimer = adf_gen4_set_ssm_wdtimer; - hw_data->enable_pfvf_comms = pfvf_comms_disabled; hw_data->disable_iov = adf_disable_sriov; - hw_data->min_iov_compat_ver = ADF_PFVF_COMPAT_THIS_VERSION; + hw_data->ring_pair_reset = adf_gen4_ring_pair_reset; adf_gen4_init_hw_csr_ops(&hw_data->csr_ops); + adf_gen4_init_pf_pfvf_ops(&hw_data->pfvf_ops); } void adf_clean_hw_data_4xxx(struct adf_hw_device_data *hw_data) |