Re: [U-Boot] [PATCH v2 1/2] mmc: sdhci: Update sdhci_send_command() to handle HS200
On 29.5.2018 16:33, Siva Durga Prasad Paladugu wrote:
> This patch updates sdhci_send_command() to handle MMC
> HS200 tuning command.
>
> Signed-off-by: Siva Durga Prasad Paladugu
> ---
> Changes from v1:
> - Fixed spacings as per comment
> ---
> 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 */
>
Applied.
Thanks,
Michal
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[U-Boot] [PATCH v2 1/2] 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
---
Changes from v1:
- Fixed spacings as per comment
---
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 */
--
2.7.4
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