diff mbox series

[V2,1/2] mmc: core: Introduce new flag to force hardware reset

Message ID 20250514111155.10896-2-quic_sartgarg@quicinc.com
State New
Headers show
Series Introduce new flag to force hardware reset | expand

Commit Message

Sarthak Garg May 14, 2025, 11:11 a.m. UTC 
Introduce new flag cqe_recovery_reset_always to allow vendors to force
hardware reset during cqe recovery.

Signed-off-by: Sarthak Garg <quic_sartgarg@quicinc.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
---
 drivers/mmc/core/block.c | 2 +-
 include/linux/mmc/host.h | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

Comments

Dmitry Baryshkov May 15, 2025, 8:52 a.m. UTC | #1 
On Wed, May 14, 2025 at 04:41:54PM +0530, Sarthak Garg wrote:
> Introduce new flag cqe_recovery_reset_always to allow vendors to force
> hardware reset during cqe recovery.

Nit: CQE

> 
> Signed-off-by: Sarthak Garg <quic_sartgarg@quicinc.com>
> Acked-by: Adrian Hunter <adrian.hunter@intel.com>
> ---
>  drivers/mmc/core/block.c | 2 +-
>  include/linux/mmc/host.h | 1 +
>  2 files changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/mmc/core/block.c b/drivers/mmc/core/block.c
> index 585c2b274d98..dce2fb762260 100644
> --- a/drivers/mmc/core/block.c
> +++ b/drivers/mmc/core/block.c
> @@ -1622,7 +1622,7 @@ void mmc_blk_cqe_recovery(struct mmc_queue *mq)
>  	pr_debug("%s: CQE recovery start\n", mmc_hostname(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_success(mq->blkdata, MMC_BLK_CQE_RECOVERY);
>  
> diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h
> index 68f09a955a90..d686adf75293 100644
> --- a/include/linux/mmc/host.h
> +++ b/include/linux/mmc/host.h
> @@ -554,6 +554,7 @@ struct mmc_host {
>  	int			cqe_qdepth;
>  	bool			cqe_enabled;
>  	bool			cqe_on;
> +	bool			cqe_recovery_reset_always;
>  
>  	/* Inline encryption support */
>  #ifdef CONFIG_MMC_CRYPTO
> -- 
> 2.17.1
>
diff mbox series

Patch

diff --git a/drivers/mmc/core/block.c b/drivers/mmc/core/block.c
index 585c2b274d98..dce2fb762260 100644
--- a/drivers/mmc/core/block.c
+++ b/drivers/mmc/core/block.c
@@ -1622,7 +1622,7 @@  void mmc_blk_cqe_recovery(struct mmc_queue *mq)
 	pr_debug("%s: CQE recovery start\n", mmc_hostname(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_success(mq->blkdata, MMC_BLK_CQE_RECOVERY);
 
diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h
index 68f09a955a90..d686adf75293 100644
--- a/include/linux/mmc/host.h
+++ b/include/linux/mmc/host.h
@@ -554,6 +554,7 @@  struct mmc_host {
 	int			cqe_qdepth;
 	bool			cqe_enabled;
 	bool			cqe_on;
+	bool			cqe_recovery_reset_always;
 
 	/* Inline encryption support */
 #ifdef CONFIG_MMC_CRYPTO