2018-06-13 15:20 GMT+09:00 Michal Simek michal.simek@xilinx.com:

From: Siva Durga Prasad Paladugu siva.durga.paladugu@xilinx.com

This patch fixes the mmc tuning command failures when tuning pattern data needs to read back for comparision against the expected bit pattern.

Reported-by: Masahiro Yamada yamada.masahiro@socionext.com Signed-off-by: Siva Durga Prasad Paladugu siva.durga.paladugu@xilinx.com Signed-off-by: Michal Simek michal.simek@xilinx.com

This one applies and works for me.

Tested-by: Masahiro Yamada yamada.masahiro@socionext.com

Thanks.

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Changes in v2:

• Fixed typo and added Reported-by

drivers/mmc/sdhci.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/mmc/sdhci.c b/drivers/mmc/sdhci.c index 40e28abda67f..cdeba914f95c 100644 --- a/drivers/mmc/sdhci.c +++ b/drivers/mmc/sdhci.c @@ -161,8 +161,8 @@ static int sdhci_send_command(struct mmc *mmc, struct mmc_cmd *cmd, /* We shouldn't wait for data inihibit for stop commands, even though they might use busy signaling */ if (cmd->cmdidx == MMC_CMD_STOP_TRANSMISSION ||

•       cmd->cmdidx == MMC_CMD_SEND_TUNING_BLOCK ||
  

•       cmd->cmdidx == MMC_CMD_SEND_TUNING_BLOCK_HS200)
  

•       ((cmd->cmdidx == MMC_CMD_SEND_TUNING_BLOCK ||
  

•         cmd->cmdidx == MMC_CMD_SEND_TUNING_BLOCK_HS200) && !data))
            mask &= ~SDHCI_DATA_INHIBIT;
  
    while (sdhci_readl(host, SDHCI_PRESENT_STATE) & mask) {
  

@@ -184,8 +184,8 @@ static int sdhci_send_command(struct mmc *mmc, struct mmc_cmd *cmd, sdhci_writel(host, SDHCI_INT_ALL_MASK, SDHCI_INT_STATUS);

    mask = SDHCI_INT_RESPONSE;

•   if (cmd->cmdidx == MMC_CMD_SEND_TUNING_BLOCK ||
  

•       cmd->cmdidx == MMC_CMD_SEND_TUNING_BLOCK_HS200)
  

•   if ((cmd->cmdidx == MMC_CMD_SEND_TUNING_BLOCK ||
  

•        cmd->cmdidx == MMC_CMD_SEND_TUNING_BLOCK_HS200) && !data)
            mask = SDHCI_INT_DATA_AVAIL;
  
    if (!(cmd->resp_type & MMC_RSP_PRESENT))
  

-- 1.9.1

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