Commit 8ccd5dff authored by Micky Ching's avatar Micky Ching Committed by Greg Kroah-Hartman

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

commit 5027251e upstream.

a27fbf2f ("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: default avatarMicky Ching <micky_ching@realsil.com.cn>
Signed-off-by: default avatarUlf Hansson <ulf.hansson@linaro.org>
Signed-off-by: default avatarChris Ball <chris@printf.net>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 005119e7
...@@ -247,6 +247,9 @@ static void sd_send_cmd_get_rsp(struct realtek_pci_sdmmc *host, ...@@ -247,6 +247,9 @@ static void sd_send_cmd_get_rsp(struct realtek_pci_sdmmc *host,
case MMC_RSP_R1: case MMC_RSP_R1:
rsp_type = SD_RSP_TYPE_R1; rsp_type = SD_RSP_TYPE_R1;
break; break;
case MMC_RSP_R1 & ~MMC_RSP_CRC:
rsp_type = SD_RSP_TYPE_R1 | SD_NO_CHECK_CRC7;
break;
case MMC_RSP_R1B: case MMC_RSP_R1B:
rsp_type = SD_RSP_TYPE_R1b; rsp_type = SD_RSP_TYPE_R1b;
break; break;
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment