From: San Mehat <[email protected]>
CC: Chris Ball <[email protected]>
CC: Arnd Bergmann <[email protected]>
CC: Dima Zavin <[email protected]>
Signed-off-by: San Mehat <[email protected]>
Signed-off-by: John Stultz <[email protected]>
---
drivers/mmc/core/sd.c | 19 +++++++++++++++++++
1 files changed, 19 insertions(+), 0 deletions(-)
diff --git a/drivers/mmc/core/sd.c b/drivers/mmc/core/sd.c
index c0f14cb..7b6cab2 100644
--- a/drivers/mmc/core/sd.c
+++ b/drivers/mmc/core/sd.c
@@ -734,12 +734,31 @@ static int mmc_sd_suspend(struct mmc_host *host)
static int mmc_sd_resume(struct mmc_host *host)
{
int err;
+#ifdef CONFIG_MMC_PARANOID_SD_INIT
+ int retries;
+#endif
BUG_ON(!host);
BUG_ON(!host->card);
mmc_claim_host(host);
+#ifdef CONFIG_MMC_PARANOID_SD_INIT
+ retries = 5;
+ while (retries) {
+ err = mmc_sd_init_card(host, host->ocr, host->card);
+
+ if (err) {
+ printk(KERN_ERR "%s: Re-init card rc = %d (retries =
%d)\n",
+ mmc_hostname(host), err, retries);
+ mdelay(5);
+ retries--;
+ continue;
+ }
+ break;
+ }
+#else
err = mmc_sd_init_card(host, host->ocr, host->card);
+#endif
mmc_release_host(host);
return err;
--
1.7.3.2.146.gca209
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