diff options
Diffstat (limited to 'drivers/crypto/qat/qat_4xxx/adf_4xxx_hw_data.c')
| -rw-r--r-- | drivers/crypto/qat/qat_4xxx/adf_4xxx_hw_data.c | 24 |
1 files changed, 24 insertions, 0 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 e7a7c1e3da28..344bfae45bff 100644 --- a/drivers/crypto/qat/qat_4xxx/adf_4xxx_hw_data.c +++ b/drivers/crypto/qat/qat_4xxx/adf_4xxx_hw_data.c @@ -5,6 +5,7 @@ #include <adf_pf2vf_msg.h> #include <adf_gen4_hw_data.h> #include "adf_4xxx_hw_data.h" +#include "icp_qat_hw.h" struct adf_fw_config { u32 ae_mask; @@ -91,6 +92,28 @@ static void set_msix_default_rttable(struct adf_accel_dev *accel_dev) ADF_CSR_WR(csr, ADF_4XXX_MSIX_RTTABLE_OFFSET(i), i); } +static u32 get_accel_cap(struct adf_accel_dev *accel_dev) +{ + struct pci_dev *pdev = accel_dev->accel_pci_dev.pci_dev; + 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; + + return capabilities; +} + static enum dev_sku_info get_sku(struct adf_hw_device_data *self) { return DEV_SKU_1; @@ -189,6 +212,7 @@ void adf_init_hw_data_4xxx(struct adf_hw_device_data *hw_data) hw_data->get_misc_bar_id = get_misc_bar_id; hw_data->get_arb_info = get_arb_info; hw_data->get_admin_info = get_admin_info; + hw_data->get_accel_cap = get_accel_cap; hw_data->get_sku = get_sku; hw_data->fw_name = ADF_4XXX_FW; hw_data->fw_mmp_name = ADF_4XXX_MMP; |