Messages in this thread Patch in this message | | | From | Adrian Hunter <> | Subject | [PATCH 4/5] mmc: block: Retry commands in CQE error recovery | Date | Wed, 1 Nov 2023 09:38:26 +0200 |
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It is important that MMC_CMDQ_TASK_MGMT command to discard the queue is successful because otherwise a subsequent reset might fail to flush the cache first. Retry it and the previous STOP command.
Fixes: 72a5af554df8 ("mmc: core: Add support for handling CQE requests") Cc: stable@vger.kernel.org Signed-off-by: Adrian Hunter <adrian.hunter@intel.com> --- drivers/mmc/core/core.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c index befde2bd26d3..a8c17b4cd737 100644 --- a/drivers/mmc/core/core.c +++ b/drivers/mmc/core/core.c @@ -551,7 +551,7 @@ int mmc_cqe_recovery(struct mmc_host *host) cmd.flags = MMC_RSP_R1B | MMC_CMD_AC; cmd.flags &= ~MMC_RSP_CRC; /* Ignore CRC */ cmd.busy_timeout = MMC_CQE_RECOVERY_TIMEOUT; - mmc_wait_for_cmd(host, &cmd, 0); + mmc_wait_for_cmd(host, &cmd, MMC_CMD_RETRIES); mmc_poll_for_busy(host->card, MMC_CQE_RECOVERY_TIMEOUT, true, MMC_BUSY_IO); @@ -561,10 +561,13 @@ int mmc_cqe_recovery(struct mmc_host *host) cmd.flags = MMC_RSP_R1B | MMC_CMD_AC; cmd.flags &= ~MMC_RSP_CRC; /* Ignore CRC */ cmd.busy_timeout = MMC_CQE_RECOVERY_TIMEOUT; - err = mmc_wait_for_cmd(host, &cmd, 0); + err = mmc_wait_for_cmd(host, &cmd, MMC_CMD_RETRIES); host->cqe_ops->cqe_recovery_finish(host); + if (err) + err = mmc_wait_for_cmd(host, &cmd, MMC_CMD_RETRIES); + mmc_retune_release(host); return err; -- 2.34.1
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