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mmc: dwmmc: return a proper error code when busy
author
John Keeping
<john@metanate.com>
Tue, 7 Dec 2021 16:09:35 +0000
(16:09 +0000)
committer
Jaehoon Chung
<jh80.chung@samsung.com>
Wed, 12 Jan 2022 00:56:40 +0000
(09:56 +0900)
When failing to send a command because the hardware is busy, return
EBUSY to indicate the cause instead of just -1.
Signed-off-by: John Keeping <john@metanate.com>
Reviewed-by: Jaehoon Chung <jh80.chung@samsung.com>
drivers/mmc/dw_mmc.c
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diff --git
a/drivers/mmc/dw_mmc.c
b/drivers/mmc/dw_mmc.c
index a949dad57402d454bc95a29f96ab545b7f5cbbae..4232c5eb8c31681e383dfddf3da7f3e4a6ce8e8e 100644
(file)
--- a/
drivers/mmc/dw_mmc.c
+++ b/
drivers/mmc/dw_mmc.c
@@
-301,7
+301,7
@@
static int dwmci_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd,
flags = dwmci_set_transfer_mode(host, data);
if ((cmd->resp_type & MMC_RSP_136) && (cmd->resp_type & MMC_RSP_BUSY))
- return -
1
;
+ return -
EBUSY
;
if (cmd->cmdidx == MMC_CMD_STOP_TRANSMISSION)
flags |= DWMCI_CMD_ABORT_STOP;