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| author | Jack Xu <jack.xu@intel.com> | 2020-11-06 19:27:49 +0800 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2020-11-13 20:38:50 +1100 |
| commit | 10fb050caef99d75895bf0978188090d3ed676c2 (patch) | |
| tree | f8d86b1e04d134c57472104963e41f85b00151f9 /drivers/crypto/qat/qat_common/qat_hal.c | |
| parent | 82b3230658a90e60c36b426b4ca8d176c4d7ebc8 (diff) | |
| download | linux-10fb050caef99d75895bf0978188090d3ed676c2.tar.gz linux-10fb050caef99d75895bf0978188090d3ed676c2.tar.bz2 linux-10fb050caef99d75895bf0978188090d3ed676c2.zip | |
crypto: qat - refactor AE start
Change the API and the behaviour of the qat_hal_start() function.
With this change, the function starts under the hood all acceleration
engines (AEs) and there is no longer need to call it for each engine.
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/qat/qat_common/qat_hal.c')
| -rw-r--r-- | drivers/crypto/qat/qat_common/qat_hal.c | 24 |
1 files changed, 15 insertions, 9 deletions
diff --git a/drivers/crypto/qat/qat_common/qat_hal.c b/drivers/crypto/qat/qat_common/qat_hal.c index a9243758a959..f127233eec17 100644 --- a/drivers/crypto/qat/qat_common/qat_hal.c +++ b/drivers/crypto/qat/qat_common/qat_hal.c @@ -742,26 +742,32 @@ void qat_hal_deinit(struct icp_qat_fw_loader_handle *handle) kfree(handle); } -void qat_hal_start(struct icp_qat_fw_loader_handle *handle, unsigned char ae, - unsigned int ctx_mask) +int qat_hal_start(struct icp_qat_fw_loader_handle *handle) { + unsigned long ae_mask = handle->hal_handle->ae_mask; + unsigned int fcu_sts; + unsigned char ae; + u32 ae_ctr = 0; int retry = 0; - unsigned int fcu_sts = 0; if (handle->fw_auth) { + ae_ctr = hweight32(ae_mask); SET_CAP_CSR(handle, FCU_CONTROL, FCU_CTRL_CMD_START); do { msleep(FW_AUTH_WAIT_PERIOD); fcu_sts = GET_CAP_CSR(handle, FCU_STATUS); if (((fcu_sts >> FCU_STS_DONE_POS) & 0x1)) - return; + return ae_ctr; } while (retry++ < FW_AUTH_MAX_RETRY); - pr_err("QAT: start error (AE 0x%x FCU_STS = 0x%x)\n", ae, - fcu_sts); + pr_err("QAT: start error (FCU_STS = 0x%x)\n", fcu_sts); + return 0; } else { - qat_hal_put_wakeup_event(handle, ae, (~ctx_mask) & - ICP_QAT_UCLO_AE_ALL_CTX, 0x10000); - qat_hal_enable_ctx(handle, ae, ctx_mask); + for_each_set_bit(ae, &ae_mask, handle->hal_handle->ae_max_num) { + qat_hal_put_wakeup_event(handle, ae, 0, 0x10000); + qat_hal_enable_ctx(handle, ae, ICP_QAT_UCLO_AE_ALL_CTX); + ae_ctr++; + } + return ae_ctr; } } |