From 434f9d454eb1a17bb7f5cdb21167ccbe7e41da39 Mon Sep 17 00:00:00 2001 From: Siva Durga Prasad Paladugu Date: Tue, 29 May 2018 20:03:10 +0530 Subject: [PATCH] mmc: sdhci: Update sdhci_send_command() to handle HS200 This patch updates sdhci_send_command() to handle MMC HS200 tuning command. Signed-off-by: Siva Durga Prasad Paladugu Signed-off-by: Michal Simek --- drivers/mmc/sdhci.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/drivers/mmc/sdhci.c b/drivers/mmc/sdhci.c index 400f87e..40e28ab 100644 --- a/drivers/mmc/sdhci.c +++ b/drivers/mmc/sdhci.c @@ -161,7 +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 || + cmd->cmdidx == MMC_CMD_SEND_TUNING_BLOCK_HS200) mask &= ~SDHCI_DATA_INHIBIT; while (sdhci_readl(host, SDHCI_PRESENT_STATE) & mask) { @@ -183,7 +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) + if (cmd->cmdidx == MMC_CMD_SEND_TUNING_BLOCK || + cmd->cmdidx == MMC_CMD_SEND_TUNING_BLOCK_HS200) mask = SDHCI_INT_DATA_AVAIL; if (!(cmd->resp_type & MMC_RSP_PRESENT)) @@ -201,7 +203,8 @@ 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 || cmd->cmdidx == MMC_CMD_SEND_TUNING_BLOCK) + if (data || cmd->cmdidx == MMC_CMD_SEND_TUNING_BLOCK || + cmd->cmdidx == MMC_CMD_SEND_TUNING_BLOCK_HS200) flags |= SDHCI_CMD_DATA; /* Set Transfer mode regarding to data flag */