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| author | Micky Ching <micky_ching@realsil.com.cn> | 2014-03-27 13:35:04 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-07-09 11:21:32 -0700 |
| commit | 0da35112b1f0a47bc0351a4d514ab2ca065d4aa2 (patch) | |
| tree | d565c96c7d67929db9e7d2bb3213a308de345d6f | |
| parent | f211ea001a9c90e02a3a0aa5a90e3a3160301c50 (diff) | |
| download | lwn-0da35112b1f0a47bc0351a4d514ab2ca065d4aa2.tar.gz lwn-0da35112b1f0a47bc0351a4d514ab2ca065d4aa2.zip | |
mmc: rtsx: add R1-no-CRC mmc command type handle
commit 5027251eced6e34315a52bd841279df957f627bb upstream.
a27fbf2f067b0cd ("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>
| -rw-r--r-- | drivers/mmc/host/rtsx_pci_sdmmc.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/mmc/host/rtsx_pci_sdmmc.c b/drivers/mmc/host/rtsx_pci_sdmmc.c index 0b9ded13a3ae..1c68e0d2c82d 100644 --- a/drivers/mmc/host/rtsx_pci_sdmmc.c +++ b/drivers/mmc/host/rtsx_pci_sdmmc.c @@ -236,6 +236,9 @@ 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; |