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mmc: rtsx: add R1-no-CRC mmc command type handle

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commit 5027251ece upstream.

a27fbf2f06 ("mmc: add ignorance case for CMD13 CRC error") produced
a cmd.flags unhandled in realtek pci host driver.  This will make MMC
card fail to initialize, this patch is used to handle the new cmd.flags
condition and MMC card can be used.

Signed-off-by: Micky Ching <micky_ching@realsil.com.cn>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Chris Ball <chris@printf.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Micky Ching
2014-03-27 13:35:04 +08:00
committed by Greg Kroah-Hartman
parent 005119e73a
commit 8ccd5dffd8
1 changed files with 3 additions and 0 deletions
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3
drivers/mmc/host/rtsx_pci_sdmmc.c
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@@ -247,6 +247,9 @@ static void sd_send_cmd_get_rsp(struct realtek_pci_sdmmc *host,
case MMC_RSP_R1:
rsp_type = SD_RSP_TYPE_R1;
break;
case MMC_RSP_R1 & ~MMC_RSP_CRC:
rsp_type = SD_RSP_TYPE_R1 | SD_NO_CHECK_CRC7;
break;
case MMC_RSP_R1B:
rsp_type = SD_RSP_TYPE_R1b;
break;