| Message ID | 1527604391-17568-1-git-send-email-siva.durga.paladugu@xilinx.com |
|---|---|
| State | Accepted |
| Delegated to: | Michal Simek |
| Headers | show |
| Series | [U-Boot,v2,1/2] mmc: sdhci: Update sdhci_send_command() to handle HS200 | expand |
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 <siva.durga.paladugu@xilinx.com> > --- > 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
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 */
This patch updates sdhci_send_command() to handle MMC HS200 tuning command. Signed-off-by: Siva Durga Prasad Paladugu <siva.durga.paladugu@xilinx.com> --- Changes from v1: - Fixed spacings as per comment --- drivers/mmc/sdhci.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) -- 2.7.4 This email and any attachments are intended for the sole use of the named recipient(s) and contain(s) confidential information that may be proprietary, privileged or copyrighted under applicable law. If you are not the intended recipient, do not read, copy, or forward this email message or any attachments. Delete this email message and any attachments immediately.