diff options
Diffstat (limited to 'drivers/mmc/core/mmc.c')
-rw-r--r-- | drivers/mmc/core/mmc.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c index dbf421a6279c..d240427c1246 100644 --- a/drivers/mmc/core/mmc.c +++ b/drivers/mmc/core/mmc.c | |||
@@ -876,17 +876,21 @@ static int mmc_init_card(struct mmc_host *host, u32 ocr, | |||
876 | * set the notification byte in the ext_csd register of device | 876 | * set the notification byte in the ext_csd register of device |
877 | */ | 877 | */ |
878 | if ((host->caps2 & MMC_CAP2_POWEROFF_NOTIFY) && | 878 | if ((host->caps2 & MMC_CAP2_POWEROFF_NOTIFY) && |
879 | (card->poweroff_notify_state == MMC_NO_POWER_NOTIFICATION)) { | 879 | (card->ext_csd.rev >= 6)) { |
880 | err = mmc_switch(card, EXT_CSD_CMD_SET_NORMAL, | 880 | err = mmc_switch(card, EXT_CSD_CMD_SET_NORMAL, |
881 | EXT_CSD_POWER_OFF_NOTIFICATION, | 881 | EXT_CSD_POWER_OFF_NOTIFICATION, |
882 | EXT_CSD_POWER_ON, | 882 | EXT_CSD_POWER_ON, |
883 | card->ext_csd.generic_cmd6_time); | 883 | card->ext_csd.generic_cmd6_time); |
884 | if (err && err != -EBADMSG) | 884 | if (err && err != -EBADMSG) |
885 | goto free_card; | 885 | goto free_card; |
886 | } | ||
887 | 886 | ||
888 | if (!err) | 887 | /* |
889 | card->poweroff_notify_state = MMC_POWERED_ON; | 888 | * The err can be -EBADMSG or 0, |
889 | * so check for success and update the flag | ||
890 | */ | ||
891 | if (!err) | ||
892 | card->poweroff_notify_state = MMC_POWERED_ON; | ||
893 | } | ||
890 | 894 | ||
891 | /* | 895 | /* |
892 | * Activate high speed (if supported) | 896 | * Activate high speed (if supported) |