From b88a7a4c5618565dfa2a913c0980b51dc96932cb Mon Sep 17 00:00:00 2001 From: Siva Durga Prasad Paladugu Date: Thu, 19 Apr 2018 12:37:05 +0530 Subject: [PATCH] mmc: sdhci: Handle execute tuning command in sdhci_send_command This patch upadted sdhci_send_command to handle execute tuning command. Signed-off-by: Siva Durga Prasad Paladugu Signed-off-by: Michal Simek --- drivers/mmc/sdhci.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/mmc/sdhci.c b/drivers/mmc/sdhci.c index d7acab1..d92f6db 100644 --- a/drivers/mmc/sdhci.c +++ b/drivers/mmc/sdhci.c @@ -160,7 +160,8 @@ 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) + if (cmd->cmdidx == MMC_CMD_STOP_TRANSMISSION || + cmd->cmdidx == MMC_CMD_SEND_TUNING_BLOCK) mask &= ~SDHCI_DATA_INHIBIT; while (sdhci_readl(host, SDHCI_PRESENT_STATE) & mask) { @@ -182,6 +183,9 @@ 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) + mask = SDHCI_INT_DATA_AVAIL; + if (!(cmd->resp_type & MMC_RSP_PRESENT)) flags = SDHCI_CMD_RESP_NONE; else if (cmd->resp_type & MMC_RSP_136) @@ -197,7 +201,7 @@ static int sdhci_send_command(struct mmc *mmc, struct mmc_cmd *cmd, flags |= SDHCI_CMD_CRC; if (cmd->resp_type & MMC_RSP_OPCODE) flags |= SDHCI_CMD_INDEX; - if (data) + if (data || cmd->cmdidx == MMC_CMD_SEND_TUNING_BLOCK) flags |= SDHCI_CMD_DATA; /* Set Transfer mode regarding to data flag */