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mmc: sdhci: Implement MMC_CAP_CMD23 for SDHCI.

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Implements support for multiblock transfers bounded
by SET_BLOCK_COUNT (CMD23).

Signed-off-by: Andrei Warkentin <andreiw@motorola.com>
Signed-off-by: Chris Ball <cjb@laptop.org>
This commit is contained in:
Andrei Warkentin
2011-05-23 15:06:37 -05:00
committed by Chris Ball
parent d0c97cfb81
commit e89d456fcd
3 changed files with 49 additions and 17 deletions
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include/linux/mmc/sdhci.h
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@@ -113,6 +113,7 @@ struct sdhci_host {
#define SDHCI_DEVICE_DEAD (1<<3) /* Device unresponsive */
#define SDHCI_SDR50_NEEDS_TUNING (1<<4) /* SDR50 needs tuning */
#define SDHCI_NEEDS_RETUNING (1<<5) /* Host needs retuning */
#define SDHCI_AUTO_CMD12 (1<<6) /* Auto CMD12 support */
unsigned int version; /* SDHCI spec. version */