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authorVignesh R <vigneshr@ti.com>2015-06-16 16:07:18 +0530
committerUlf Hansson <ulf.hansson@linaro.org>2015-07-24 10:18:21 +0200
commit5027cd1e323d2f8136abb32ac7c8e1e1a94eac05 (patch)
tree87982e8a5d04643ccec1b9c2f051ae9441fffaf2 /drivers
parent408806f740497c5d71f9c305b3d6aad260ff186d (diff)
mmc: omap_hsmmc: Handle BADA, DEB and CEB interrupts
Sometimes BADA, DEB or CEB error interrupts occur when sd card is unplugged during data transfer. These interrupts are currently ignored by the interrupt handler. But, this results in card not being recognised on subsequent insertion. This is because mmcqd is waiting forever for the data transfer(for which error occurred) to complete. Fix this, by reporting BADA, DEB, CEB errors to mmc-core as -EILSEQ, so that the core can do appropriate handling. Signed-off-by: Vignesh R <vigneshr@ti.com> Tested-by: Andreas Fenkart <afenkart@gmail.com> Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/mmc/host/omap_hsmmc.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c
index 0132ba75a437..4d1203236890 100644
--- a/drivers/mmc/host/omap_hsmmc.c
+++ b/drivers/mmc/host/omap_hsmmc.c
@@ -1068,7 +1068,8 @@ static void omap_hsmmc_do_irq(struct omap_hsmmc_host *host, int status)
}
if (status & (CTO_EN | DTO_EN))
hsmmc_command_incomplete(host, -ETIMEDOUT, end_cmd);
- else if (status & (CCRC_EN | DCRC_EN))
+ else if (status & (CCRC_EN | DCRC_EN | DEB_EN | CEB_EN |
+ BADA_EN))
hsmmc_command_incomplete(host, -EILSEQ, end_cmd);
if (status & ACE_EN) {