Re: [PATCH] mmc : fix for check cqe halt.

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On 2024-08-23 09:22, Dragan Simic wrote:
Hello Seunghwan,

On 2024-08-23 09:10, Seunghwan Baek wrote:
To check if mmc cqe is in halt state, need to check
set/clear of CQHCI_HALT bit. At this time, we need to
check with &, not &&. Therefore, code to check whether
cqe is in halt state is modified to cqhci_halted,
which has already been implemented.

Signed-off-by: Seunghwan Baek <sh8267.baek@xxxxxxxxxxx>

Looking good to me, thanks for the patch.  I'd suggest that you
resend the patch with a proper "Fixes" tag, together with the
"Cc: stable@xxxxxxxxxxxxxxx" tag.

Maybe also reflow the patch description a bit, to use the 78-column
width or so fully.

Oh, and please feel free to include:

Reviewed-by: Dragan Simic <dsimic@xxxxxxxxxxx>

---
 drivers/mmc/host/cqhci-core.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/mmc/host/cqhci-core.c b/drivers/mmc/host/cqhci-core.c
index c14d7251d0bb..3d5bcb92c78e 100644
--- a/drivers/mmc/host/cqhci-core.c
+++ b/drivers/mmc/host/cqhci-core.c
@@ -282,7 +282,7 @@ static void __cqhci_enable(struct cqhci_host *cq_host)

 	cqhci_writel(cq_host, cqcfg, CQHCI_CFG);

-	if (cqhci_readl(cq_host, CQHCI_CTL) & CQHCI_HALT)
+	if (cqhci_halted(cq_host))
 		cqhci_writel(cq_host, 0, CQHCI_CTL);

 	mmc->cqe_on = true;
@@ -617,7 +617,7 @@ static int cqhci_request(struct mmc_host *mmc,
struct mmc_request *mrq)
 		cqhci_writel(cq_host, 0, CQHCI_CTL);
 		mmc->cqe_on = true;
 		pr_debug("%s: cqhci: CQE on\n", mmc_hostname(mmc));
-		if (cqhci_readl(cq_host, CQHCI_CTL) && CQHCI_HALT) {
+		if (cqhci_halted(cq_host)) {
 			pr_err("%s: cqhci: CQE failed to exit halt state\n",
 			       mmc_hostname(mmc));
 		}




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