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mmc: core: Drop the MMC_RSP_R1_NO_CRC response

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The MMC_RSP_R1_NO_CRC type of response is not being used by the mmc core
for any commands. Let's therefore drop it, together with the corresponding
code in the host drivers.

Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Acked-by: Wolfram Sang <wsa+renesas@sang-engineering.com> # for TMIO
Reviewed-by: Avri Altman <avri.altman@wdc.com>
Message-ID: <20241125132311.23939-1-ulf.hansson@linaro.org>
This commit is contained in:
Ulf Hansson 2024-11-25 14:23:11 +01:00
parent 0202dfbdc5
commit ea79df1033
4 changed files with 0 additions and 9 deletions
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2
drivers/mmc/host/rtsx_pci_sdmmc.c
View File

@ -115,8 +115,6 @@ static int sd_response_type(struct mmc_command *cmd)
return SD_RSP_TYPE_R0;
case MMC_RSP_R1:
return SD_RSP_TYPE_R1;
case MMC_RSP_R1_NO_CRC:
return SD_RSP_TYPE_R1 | SD_NO_CHECK_CRC7;
case MMC_RSP_R1B:
return SD_RSP_TYPE_R1b;
case MMC_RSP_R2:

3
drivers/mmc/host/rtsx_usb_sdmmc.c
View File

@ -313,9 +313,6 @@ static void sd_send_cmd_get_rsp(struct rtsx_usb_sdmmc *host,
case MMC_RSP_R1:
rsp_type = SD_RSP_TYPE_R1;
break;
case MMC_RSP_R1_NO_CRC:
rsp_type = SD_RSP_TYPE_R1 | SD_NO_CHECK_CRC7;
break;
case MMC_RSP_R1B:
rsp_type = SD_RSP_TYPE_R1b;
break;

1
drivers/mmc/host/tmio_mmc_core.c
View File

@ -297,7 +297,6 @@ static int tmio_mmc_start_command(struct tmio_mmc_host *host,
switch (mmc_resp_type(cmd)) {
case MMC_RSP_NONE: c |= RESP_NONE; break;
case MMC_RSP_R1:
case MMC_RSP_R1_NO_CRC:
c |= RESP_R1; break;
case MMC_RSP_R1B: c |= RESP_R1B; break;
case MMC_RSP_R2: c |= RESP_R2; break;

3
include/linux/mmc/core.h
View File

@ -64,9 +64,6 @@ struct mmc_command {
#define MMC_RSP_R6 (MMC_RSP_PRESENT|MMC_RSP_CRC|MMC_RSP_OPCODE)
#define MMC_RSP_R7 (MMC_RSP_PRESENT|MMC_RSP_CRC|MMC_RSP_OPCODE)
/* Can be used by core to poll after switch to MMC HS mode */
#define MMC_RSP_R1_NO_CRC (MMC_RSP_PRESENT|MMC_RSP_OPCODE)
#define mmc_resp_type(cmd) ((cmd)->flags & (MMC_RSP_PRESENT|MMC_RSP_136|MMC_RSP_CRC|MMC_RSP_BUSY|MMC_RSP_OPCODE))
/*