diff options
| author | Weili Qian <qianweili@huawei.com> | 2021-02-05 18:12:57 +0800 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2021-02-10 17:56:01 +1100 |
| commit | 1db0016e0d223b644d2c77a4569e8939f5c55a7c (patch) | |
| tree | 972cb4fcca9fa88e8673c4a41ca4f9a078cd4d7f /drivers/crypto/hisilicon/qm.c | |
| parent | 87c356548fcc13b02e18e455cc145e9c817a33e9 (diff) | |
crypto: hisilicon/qm - do not reset hardware when CE happens
There is no need to reset hardware when Corrected Error(CE) happens.
Signed-off-by: Weili Qian <qianweili@huawei.com>
Reviewed-by: Zaibo Xu <xuzaibo@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/hisilicon/qm.c')
| -rw-r--r-- | drivers/crypto/hisilicon/qm.c | 23 |
1 files changed, 17 insertions, 6 deletions
diff --git a/drivers/crypto/hisilicon/qm.c b/drivers/crypto/hisilicon/qm.c index 1dea61a0c3c7..5b77c8e70b64 100644 --- a/drivers/crypto/hisilicon/qm.c +++ b/drivers/crypto/hisilicon/qm.c @@ -1612,7 +1612,7 @@ static void qm_log_hw_error(struct hisi_qm *qm, u32 error_status) static enum acc_err_result qm_hw_error_handle_v2(struct hisi_qm *qm) { - u32 error_status, tmp; + u32 error_status, tmp, val; /* read err sts */ tmp = readl(qm->io_base + QM_ABNORMAL_INT_STATUS); @@ -1623,9 +1623,13 @@ static enum acc_err_result qm_hw_error_handle_v2(struct hisi_qm *qm) qm->err_status.is_qm_ecc_mbit = true; qm_log_hw_error(qm, error_status); - if (error_status == QM_DB_RANDOM_INVALID) { + val = error_status | QM_DB_RANDOM_INVALID | QM_BASE_CE; + /* ce error does not need to be reset */ + if (val == (QM_DB_RANDOM_INVALID | QM_BASE_CE)) { writel(error_status, qm->io_base + QM_ABNORMAL_INT_SOURCE); + writel(qm->err_ini->err_info.nfe, + qm->io_base + QM_RAS_NFE_ENABLE); return ACC_ERR_RECOVERED; } @@ -3317,12 +3321,19 @@ static enum acc_err_result qm_dev_err_handle(struct hisi_qm *qm) if (err_sts & qm->err_ini->err_info.ecc_2bits_mask) qm->err_status.is_dev_ecc_mbit = true; - if (!qm->err_ini->log_dev_hw_err) { - dev_err(&qm->pdev->dev, "Device doesn't support log hw error!\n"); - return ACC_ERR_NEED_RESET; + if (qm->err_ini->log_dev_hw_err) + qm->err_ini->log_dev_hw_err(qm, err_sts); + + /* ce error does not need to be reset */ + if ((err_sts | qm->err_ini->err_info.dev_ce_mask) == + qm->err_ini->err_info.dev_ce_mask) { + if (qm->err_ini->clear_dev_hw_err_status) + qm->err_ini->clear_dev_hw_err_status(qm, + err_sts); + + return ACC_ERR_RECOVERED; } - qm->err_ini->log_dev_hw_err(qm, err_sts); return ACC_ERR_NEED_RESET; } |