diff mbox series

[04/13] mmc: mmci: Stash status while waiting for busy

Message ID 20230405-pl180-busydetect-fix-v1-4-28ac19a74e5e@linaro.org (mailing list archive)
State New, archived
Headers show
Series Fix busydetect on Ux500 PL180/MMCI | expand

Commit Message

Linus Walleij April 5, 2023, 6:50 a.m. UTC 
Some interesting flags can arrive while we are waiting for
the first busy detect IRQ so OR then onto the stashed
flags so they are not missed.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
---
 drivers/mmc/host/mmci.c | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c
index 3c1e11266fa9..db3a8ce27a0e 100644
--- a/drivers/mmc/host/mmci.c
+++ b/drivers/mmc/host/mmci.c
@@ -704,6 +704,7 @@  static bool ux500_busy_complete(struct mmci_host *host, u32 status, u32 err_msk)
 	 */
 	if (host->busy_status &&
 	    (status & host->variant->busy_detect_flag)) {
+		host->busy_status |= status & (MCI_CMDSENT | MCI_CMDRESPEND);
 		writel(host->variant->busy_detect_mask, base + MMCICLEAR);
 		return false;
 	}