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FROMLIST: mmc: core: Introduce new flag to force hardware reset

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Introduce new flag cqe_recovery_reset_always to allow vendors to force
hardware reset during cqe recovery.

Bug: 231672697
Link: https://lore.kernel.org/lkml/20220603051534.22672-2-quic_sartgarg@quicinc.com/

Signed-off-by: Sarthak Garg <quic_sartgarg@quicinc.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Change-Id: I929bc634a1712c18f26652ae3d7166b7c8b7f7a9
This commit is contained in:
Sarthak Garg
2022-06-03 10:45:32 +05:30
committed by Carlos Llamas
parent febc14cca2
commit c40dacbca2
2 changed files with 2 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/mmc/core/block.c
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@@ -1484,7 +1484,7 @@ void mmc_blk_cqe_recovery(struct mmc_queue *mq)
pr_debug("%s: CQE recovery start\n", mmc_hostname(host)); pr_debug("%s: CQE recovery start\n", mmc_hostname(host));
err = mmc_cqe_recovery(host); err = mmc_cqe_recovery(host);
if (err) if (err || host->cqe_recovery_reset_always)
mmc_blk_reset(mq->blkdata, host, MMC_BLK_CQE_RECOVERY); mmc_blk_reset(mq->blkdata, host, MMC_BLK_CQE_RECOVERY);
mmc_blk_reset_success(mq->blkdata, MMC_BLK_CQE_RECOVERY); mmc_blk_reset_success(mq->blkdata, MMC_BLK_CQE_RECOVERY);

1
include/linux/mmc/host.h
View File

@@ -521,6 +521,7 @@ struct mmc_host {
int cqe_qdepth; int cqe_qdepth;
bool cqe_enabled; bool cqe_enabled;
bool cqe_on; bool cqe_on;
bool cqe_recovery_reset_always;
/* Inline encryption support */ /* Inline encryption support */
#ifdef CONFIG_MMC_CRYPTO #ifdef CONFIG_MMC_CRYPTO