diff options
| author | Pierre Ossman <drzeus@drzeus.cx> | 2008-10-26 12:37:25 +0100 |
|---|---|---|
| committer | Pierre Ossman <drzeus@drzeus.cx> | 2008-11-08 21:36:59 +0100 |
| commit | 493890e75d98810a3470b4aae23be628ee5e9667 (patch) | |
| tree | f362915cf4219ce346b64385b9dea0dfc9c00f65 | |
| parent | a622cf69b806bbb1887913c04e01d0c25b892876 (diff) | |
mmc: increase SD write timeout for crappy cards
It seems that some cards are slightly out of spec and occasionally
will not be able to complete a write in the alloted 250 ms [1].
Incease the timeout slightly to allow even these cards to function
properly.
[1] http://lkml.org/lkml/2008/9/23/390
Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
| -rw-r--r-- | drivers/mmc/core/core.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c index 044d84eeed7..f7284b905eb 100644 --- a/drivers/mmc/core/core.c +++ b/drivers/mmc/core/core.c @@ -280,7 +280,11 @@ void mmc_set_data_timeout(struct mmc_data *data, const struct mmc_card *card) (card->host->ios.clock / 1000); if (data->flags & MMC_DATA_WRITE) - limit_us = 250000; + /* + * The limit is really 250 ms, but that is + * insufficient for some crappy cards. + */ + limit_us = 300000; else limit_us = 100000; |