This operation may fail. Retry it a few times before giving up and report a failure.
Signed-off-by: Jean-Jacques Hiblot jjhiblot@ti.com
---
drivers/mmc/mmc.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-)
diff --git a/drivers/mmc/mmc.c b/drivers/mmc/mmc.c index 709733747a..cec39a9acf 100644 --- a/drivers/mmc/mmc.c +++ b/drivers/mmc/mmc.c @@ -958,10 +958,14 @@ static int mmc_set_capacity(struct mmc *mmc, int part_num) int mmc_switch_part(struct mmc *mmc, unsigned int part_num) { int ret; + int retry = 3;
- ret = mmc_switch(mmc, EXT_CSD_CMD_SET_NORMAL, EXT_CSD_PART_CONF, - (mmc->part_config & ~PART_ACCESS_MASK) - | (part_num & PART_ACCESS_MASK)); + do { + ret = mmc_switch(mmc, EXT_CSD_CMD_SET_NORMAL, + EXT_CSD_PART_CONF, + (mmc->part_config & ~PART_ACCESS_MASK) + | (part_num & PART_ACCESS_MASK)); + } while (ret && retry--);
/* * Set the capacity if the switch succeeded or was intended