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authorLinus Torvalds <torvalds@linux-foundation.org>2011-01-11 11:01:24 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2011-01-11 11:01:24 -0800
commitedb2877f4a62647e36e20839a786f94d688a06ed (patch)
treeb7d7c5f3d5bf2ad1e41f72c43483be6023be2d92 /include/linux/mmc/host.h
parent5b2eef966cb2ae307aa4ef1767f7307774bc96ca (diff)
parentf9db92cb8084c756890ddf953e9329588c59e8e8 (diff)
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/cjb/mmc
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/cjb/mmc: (39 commits) mmc: davinci: add support for SDIO irq handling mmc: fix division by zero in MMC core mmc: tmio_mmc: fix CMD irq handling mmc: tmio_mmc: handle missing HW interrupts mfd: sh_mobile_sdhi: activate SDIO IRQ for tmio_mmc mmc: tmio_mmc: implement SDIO IRQ support mfd: sdhi: require the tmio-mmc driver to bounce unaligned buffers mmc: tmio_mmc: silence compiler warnings mmc: tmio_mmc: implement a bounce buffer for unaligned DMA mmc: tmio_mmc: merge the private header into the driver mmc: tmio_mmc: fix PIO fallback on DMA descriptor allocation failure mmc: tmio_mmc: allow multi-element scatter-gather lists mmc: Register debugfs dir before calling card probe function. mmc: MMC_BLOCK_MINORS should depend on MMC_BLOCK. mmc: Explain why we make adjacent mmc_bus_{put,get} calls during rescan. mmc: Fix sd/sdio/mmc initialization frequency retries mmc: fix mmc_set_bus_width_ddr() call without bus-width-test cap mmc: dw_mmc: Add Synopsys DesignWare mmc host driver. mmc: add sdhci-tegra driver for Tegra SoCs mmc: sdhci: add quirk for max len ADMA descriptors ...
Diffstat (limited to 'include/linux/mmc/host.h')
-rw-r--r--include/linux/mmc/host.h19
1 files changed, 19 insertions, 0 deletions
diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h
index 30f6fad99a58..bcb793ec7374 100644
--- a/include/linux/mmc/host.h
+++ b/include/linux/mmc/host.h
@@ -131,6 +131,9 @@ struct mmc_host {
unsigned int f_max;
unsigned int f_init;
u32 ocr_avail;
+ u32 ocr_avail_sdio; /* SDIO-specific OCR */
+ u32 ocr_avail_sd; /* SD-specific OCR */
+ u32 ocr_avail_mmc; /* MMC-specific OCR */
struct notifier_block pm_notify;
#define MMC_VDD_165_195 0x00000080 /* VDD voltage 1.65 - 1.95 */
@@ -169,9 +172,20 @@ struct mmc_host {
#define MMC_CAP_1_2V_DDR (1 << 12) /* can support */
/* DDR mode at 1.2V */
#define MMC_CAP_POWER_OFF_CARD (1 << 13) /* Can power off after boot */
+#define MMC_CAP_BUS_WIDTH_TEST (1 << 14) /* CMD14/CMD19 bus width ok */
mmc_pm_flag_t pm_caps; /* supported pm features */
+#ifdef CONFIG_MMC_CLKGATE
+ int clk_requests; /* internal reference counter */
+ unsigned int clk_delay; /* number of MCI clk hold cycles */
+ bool clk_gated; /* clock gated */
+ struct work_struct clk_gate_work; /* delayed clock gate */
+ unsigned int clk_old; /* old clock value cache */
+ spinlock_t clk_lock; /* lock for clk fields */
+ struct mutex clk_gate_mutex; /* mutex for clock gating */
+#endif
+
/* host specific block data */
unsigned int max_seg_size; /* see blk_queue_max_segment_size */
unsigned short max_segs; /* see blk_queue_max_segments */
@@ -307,5 +321,10 @@ static inline int mmc_card_is_removable(struct mmc_host *host)
return !(host->caps & MMC_CAP_NONREMOVABLE) && mmc_assume_removable;
}
+static inline int mmc_card_is_powered_resumed(struct mmc_host *host)
+{
+ return host->pm_flags & MMC_PM_KEEP_POWER;
+}
+
#endif