Hi Girish,
On Thu, Jan 05 2012, Girish K S wrote:
> Girish K S (2):
> mmc: core: HS200 mode support for eMMC 4.5
> mmc: host: Adds support for eMMC 4.5 HS200 mode
Thanks, pushed to mmc-next with the following corrections to 2/2:
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index 4be50ea..64febf2 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -1014,8 +1014,8 @@ static void sdhci_send_command(struct sdhci_host *host, struct mmc_command *cmd)
flags |= SDHCI_CMD_INDEX;
/* CMD19 is special in that the Data Present Select should be set */
- if (cmd->data || (cmd->opcode == MMC_SEND_TUNING_BLOCK) ||
- (cmd->opcode == MMC_SEND_TUNING_BLOCK_HS200))
+ if (cmd->data || cmd->opcode == MMC_SEND_TUNING_BLOCK ||
+ cmd->opcode == MMC_SEND_TUNING_BLOCK_HS200)
flags |= SDHCI_CMD_DATA;
sdhci_writew(host, SDHCI_MAKE_CMD(cmd->opcode, flags), SDHCI_COMMAND);
@@ -1710,10 +1710,10 @@ static int sdhci_execute_tuning(struct mmc_host *mmc, u32 opcode)
* If the Host Controller supports the HS200 mode then tuning
* function has to be executed.
*/
- if (((ctrl & SDHCI_CTRL_UHS_MASK) == SDHCI_CTRL_UHS_SDR104) ||
- (((ctrl & SDHCI_CTRL_UHS_MASK) == SDHCI_CTRL_UHS_SDR50) &&
- (host->flags & SDHCI_SDR50_NEEDS_TUNING)) ||
- (host->flags & SDHCI_HS200_NEEDS_TUNING))
+ if ((ctrl & SDHCI_CTRL_UHS_MASK == SDHCI_CTRL_UHS_SDR104) ||
+ ((ctrl & SDHCI_CTRL_UHS_MASK == SDHCI_CTRL_UHS_SDR50) &&
+ host->flags & SDHCI_SDR50_NEEDS_TUNING ||
+ host->flags & SDHCI_HS200_NEEDS_TUNING))
ctrl |= SDHCI_CTRL_EXEC_TUNING;
else {
spin_unlock(&host->lock);
@@ -2163,8 +2163,8 @@ static void sdhci_data_irq(struct sdhci_host *host, u32 intmask)
/* CMD19 generates _only_ Buffer Read Ready interrupt */
if (intmask & SDHCI_INT_DATA_AVAIL) {
command = SDHCI_GET_CMD(sdhci_readw(host, SDHCI_COMMAND));
- if ((command == MMC_SEND_TUNING_BLOCK) ||
- (command == MMC_SEND_TUNING_BLOCK_HS200)) {
+ if (command == MMC_SEND_TUNING_BLOCK) ||
+ command == MMC_SEND_TUNING_BLOCK_HS200) {
host->tuning_done = 1;
wake_up(&host->buf_ready_int);
return;
@@ -2765,11 +2765,11 @@ int sdhci_add_host(struct sdhci_host *host)
if (caps[1] & SDHCI_SUPPORT_DDR50)
mmc->caps |= MMC_CAP_UHS_DDR50;
- /* Does the host needs tuning for SDR50? */
+ /* Does the host need tuning for SDR50? */
if (caps[1] & SDHCI_USE_SDR50_TUNING)
host->flags |= SDHCI_SDR50_NEEDS_TUNING;
- /* Does the host needs tuning for HS200? */
+ /* Does the host need tuning for HS200? */
if (mmc->caps2 & MMC_CAP2_HS200)
host->flags |= SDHCI_HS200_NEEDS_TUNING;
diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h
index 46fd2ac..ad265b9 100644
--- a/drivers/mmc/host/sdhci.h
+++ b/drivers/mmc/host/sdhci.h
@@ -158,7 +158,7 @@
#define SDHCI_CTRL_UHS_SDR50 0x0002
#define SDHCI_CTRL_UHS_SDR104 0x0003
#define SDHCI_CTRL_UHS_DDR50 0x0004
-#define SDHCI_CTRL_HS_SDR200 0x0005 /*reserved value in SDIO spec */
+#define SDHCI_CTRL_HS_SDR200 0x0005 /* reserved value in SDIO spec */
#define SDHCI_CTRL_VDD_180 0x0008
#define SDHCI_CTRL_DRV_TYPE_MASK 0x0030
#define SDHCI_CTRL_DRV_TYPE_B 0x0000
--
Chris Ball <cjb@xxxxxxxxxx> <http://printf.net/>
One Laptop Per Child
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