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authorTony Luck <tony.luck@intel.com>2005-09-08 14:27:13 -0700
committerTony Luck <tony.luck@intel.com>2005-09-08 14:27:13 -0700
commit344a076110f4ecb16ea6d286b63be696604982ed (patch)
treedef6e229efdb6ee91b631b6695bf7f9ace8e2719 /include/linux/mmc/host.h
parent9b17e7e74e767d8a494a74c3c459aeecd1e08c5f (diff)
parent1b11d78cf87a7014f96e5b7fa2e1233cc8081a00 (diff)
[IA64] Manual merge fix for 3 files
arch/ia64/Kconfig arch/ia64/kernel/acpi.c include/asm-ia64/irq.h Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'include/linux/mmc/host.h')
-rw-r--r--include/linux/mmc/host.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h
index 30f68c0c8c6e..6014160d9c06 100644
--- a/include/linux/mmc/host.h
+++ b/include/linux/mmc/host.h
@@ -57,11 +57,17 @@ struct mmc_ios {
#define MMC_POWER_OFF 0
#define MMC_POWER_UP 1
#define MMC_POWER_ON 2
+
+ unsigned char bus_width; /* data bus width */
+
+#define MMC_BUS_WIDTH_1 0
+#define MMC_BUS_WIDTH_4 2
};
struct mmc_host_ops {
void (*request)(struct mmc_host *host, struct mmc_request *req);
void (*set_ios)(struct mmc_host *host, struct mmc_ios *ios);
+ int (*get_ro)(struct mmc_host *host);
};
struct mmc_card;
@@ -76,6 +82,10 @@ struct mmc_host {
unsigned int f_max;
u32 ocr_avail;
+ unsigned long caps; /* Host capabilities */
+
+#define MMC_CAP_4_BIT_DATA (1 << 0) /* Can the host do 4 bit transfers */
+
/* host specific block data */
unsigned int max_seg_size; /* see blk_queue_max_segment_size */
unsigned short max_hw_segs; /* see blk_queue_max_hw_segments */
@@ -87,6 +97,10 @@ struct mmc_host {
struct mmc_ios ios; /* current io bus settings */
u32 ocr; /* the current OCR setting */
+ unsigned int mode; /* current card mode of host */
+#define MMC_MODE_MMC 0
+#define MMC_MODE_SD 1
+
struct list_head cards; /* devices attached to this host */
wait_queue_head_t wq;