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author | 2020-11-06 19:27:56 +0800 | |
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committer | 2020-11-13 20:38:52 +1100 | |
commit | d25cf2c7a057d6c01e44d4696fde1d05bfec11bb (patch) | |
tree | 068e78f49050c75f825deb3ee4cf89d4634e4851 /drivers/crypto | |
parent | crypto: qat - replace check based on DID (diff) | |
download | linux-d25cf2c7a057d6c01e44d4696fde1d05bfec11bb.tar.gz linux-d25cf2c7a057d6c01e44d4696fde1d05bfec11bb.tar.bz2 linux-d25cf2c7a057d6c01e44d4696fde1d05bfec11bb.zip |
crypto: qat - add next neighbor to chip_info
Introduce the next neighbor (NN) capability in chip_info as NN registers
are not supported in certain SKUs of QAT.
Signed-off-by: Jack Xu <jack.xu@intel.com>
Co-developed-by: Wojciech Ziemba <wojciech.ziemba@intel.com>
Signed-off-by: Wojciech Ziemba <wojciech.ziemba@intel.com>
Reviewed-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto')
-rw-r--r-- | drivers/crypto/qat/qat_common/icp_qat_fw_loader_handle.h | 1 | ||||
-rw-r--r-- | drivers/crypto/qat/qat_common/qat_hal.c | 11 | ||||
-rw-r--r-- | drivers/crypto/qat/qat_common/qat_uclo.c | 12 |
3 files changed, 18 insertions, 6 deletions
diff --git a/drivers/crypto/qat/qat_common/icp_qat_fw_loader_handle.h b/drivers/crypto/qat/qat_common/icp_qat_fw_loader_handle.h index 6b1ad629357b..8025be597d18 100644 --- a/drivers/crypto/qat/qat_common/icp_qat_fw_loader_handle.h +++ b/drivers/crypto/qat/qat_common/icp_qat_fw_loader_handle.h @@ -24,6 +24,7 @@ struct icp_qat_fw_loader_hal_handle { struct icp_qat_fw_loader_chip_info { bool sram_visible; + bool nn; bool fw_auth; }; diff --git a/drivers/crypto/qat/qat_common/qat_hal.c b/drivers/crypto/qat/qat_common/qat_hal.c index 2faf8638526c..e0d0ab43fd12 100644 --- a/drivers/crypto/qat/qat_common/qat_hal.c +++ b/drivers/crypto/qat/qat_common/qat_hal.c @@ -603,7 +603,9 @@ static int qat_hal_clear_gpr(struct icp_qat_fw_loader_handle *handle) qat_hal_wr_ae_csr(handle, ae, AE_MISC_CONTROL, csr_val); csr_val = qat_hal_rd_ae_csr(handle, ae, CTX_ENABLES); csr_val &= IGNORE_W1C_MASK; - csr_val |= CE_NN_MODE; + if (handle->chip_info->nn) + csr_val |= CE_NN_MODE; + qat_hal_wr_ae_csr(handle, ae, CTX_ENABLES, csr_val); qat_hal_wr_uwords(handle, ae, 0, ARRAY_SIZE(inst), (u64 *)inst); @@ -665,10 +667,12 @@ static int qat_hal_chip_init(struct icp_qat_fw_loader_handle *handle, case PCI_DEVICE_ID_INTEL_QAT_C62X: case PCI_DEVICE_ID_INTEL_QAT_C3XXX: handle->chip_info->sram_visible = false; + handle->chip_info->nn = true; handle->chip_info->fw_auth = true; break; case PCI_DEVICE_ID_INTEL_QAT_DH895XCC: handle->chip_info->sram_visible = true; + handle->chip_info->nn = true; handle->chip_info->fw_auth = false; break; default: @@ -1433,6 +1437,11 @@ int qat_hal_init_nn(struct icp_qat_fw_loader_handle *handle, { int stat = 0; unsigned char ctx; + if (!handle->chip_info->nn) { + dev_err(&handle->pci_dev->dev, "QAT: No next neigh in 0x%x\n", + handle->pci_dev->device); + return -EINVAL; + } if (ctx_mask == 0) return -EINVAL; diff --git a/drivers/crypto/qat/qat_common/qat_uclo.c b/drivers/crypto/qat/qat_common/qat_uclo.c index 5774916497bd..fce075874962 100644 --- a/drivers/crypto/qat/qat_common/qat_uclo.c +++ b/drivers/crypto/qat/qat_common/qat_uclo.c @@ -884,11 +884,13 @@ static int qat_hal_set_modes(struct icp_qat_fw_loader_handle *handle, pr_err("QAT: qat_hal_set_ae_ctx_mode error\n"); return ret; } - mode = ICP_QAT_NN_MODE(uof_image->ae_mode); - ret = qat_hal_set_ae_nn_mode(handle, ae, mode); - if (ret) { - pr_err("QAT: qat_hal_set_ae_nn_mode error\n"); - return ret; + if (handle->chip_info->nn) { + mode = ICP_QAT_NN_MODE(uof_image->ae_mode); + ret = qat_hal_set_ae_nn_mode(handle, ae, mode); + if (ret) { + pr_err("QAT: qat_hal_set_ae_nn_mode error\n"); + return ret; + } } mode = ICP_QAT_LOC_MEM0_MODE(uof_image->ae_mode); ret = qat_hal_set_ae_lm_mode(handle, ae, ICP_LMEM0, mode); |