Merge commit 'mmc/next'

5 files changed, 32 insertions, 1 deletions

diff --git a/include/linux/mmc/card.h b/include/linux/mmc/card.h
index 0d508ac17d64..85dda43eb904 100644
--- a/include/linux/mmc/card.h
+++ b/include/linux/mmc/card.h
@@ -94,6 +94,7 @@ struct mmc_card {
 #define MMC_STATE_READONLY	(1<<1)		/* card is read-only */
 #define MMC_STATE_HIGHSPEED	(1<<2)		/* card is in high speed mode */
 #define MMC_STATE_BLOCKADDR	(1<<3)		/* card uses block-addressing */
+#define MMC_STATE_LOCKED	(1<<4)		/* card is currently locked */
 
 	u32			raw_cid[4];	/* raw card CID */
 	u32			raw_csd[4];	/* raw card CSD */
@@ -121,11 +122,13 @@ struct mmc_card {
 #define mmc_card_readonly(c)	((c)->state & MMC_STATE_READONLY)
 #define mmc_card_highspeed(c)	((c)->state & MMC_STATE_HIGHSPEED)
 #define mmc_card_blockaddr(c)	((c)->state & MMC_STATE_BLOCKADDR)
+#define mmc_card_locked(c)	((c)->state & MMC_STATE_LOCKED)
 
 #define mmc_card_set_present(c)	((c)->state |= MMC_STATE_PRESENT)
 #define mmc_card_set_readonly(c) ((c)->state |= MMC_STATE_READONLY)
 #define mmc_card_set_highspeed(c) ((c)->state |= MMC_STATE_HIGHSPEED)
 #define mmc_card_set_blockaddr(c) ((c)->state |= MMC_STATE_BLOCKADDR)
+#define mmc_card_set_locked(c)	((c)->state |= MMC_STATE_LOCKED)
 
 #define mmc_card_name(c)	((c)->cid.prod_name)
 #define mmc_card_id(c)		((c)->dev.bus_id)
diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h
index 7ab962fa1d73..ef3b773cec91 100644
--- a/include/linux/mmc/host.h
+++ b/include/linux/mmc/host.h
@@ -51,8 +51,18 @@ struct mmc_ios {
 
 struct mmc_host_ops {
 	void	(*request)(struct mmc_host *host, struct mmc_request *req);
+	/*
+	 * Avoid calling these three functions too often or in a "fast path",
+	 * since underlaying controller might implement them in an expensive
+	 * and/or slow way.
+	 *
+	 * .get_ro and .get_cd should return >= 0 for their logical values,
+	 * or negative errno value in case of error.
+	 */
 	void	(*set_ios)(struct mmc_host *host, struct mmc_ios *ios);
 	int	(*get_ro)(struct mmc_host *host);
+	int	(*get_cd)(struct mmc_host *host);
+
 	void	(*enable_sdio_irq)(struct mmc_host *host, int enable);
 };
 
@@ -94,6 +104,7 @@ struct mmc_host {
 #define MMC_CAP_SD_HIGHSPEED	(1 << 3)	/* Can do SD high-speed timing */
 #define MMC_CAP_SDIO_IRQ	(1 << 4)	/* Can signal pending SDIO IRQs */
 #define MMC_CAP_SPI		(1 << 5)	/* Talks only SPI protocols */
+#define MMC_CAP_NEEDS_POLL	(1 << 6)	/* Needs polling for card-detection */
 
 	/* host specific block data */
 	unsigned int		max_seg_size;	/* see blk_queue_max_segment_size */
diff --git a/include/linux/mmc/mmc.h b/include/linux/mmc/mmc.h
index 4236fbf0b6fb..a9de8e988798 100644
--- a/include/linux/mmc/mmc.h
+++ b/include/linux/mmc/mmc.h
@@ -16,7 +16,6 @@
  * Based strongly on code by:
  *
  * Author: Yong-iL Joh <tolkien@mizi.com>
- * Date  : $Date: 2002/06/18 12:37:30 $
  *
  * Author:  Andrew Christian
  *          15 May 2002
@@ -280,5 +279,13 @@ struct _mmc_csd {
 #define MMC_SWITCH_MODE_CLEAR_BITS	0x02	/* Clear bits which are 1 in value */
 #define MMC_SWITCH_MODE_WRITE_BYTE	0x03	/* Set target to value */
 
+/*
+ * MMC_LOCK_UNLOCK modes
+ */
+#define MMC_LOCK_MODE_ERASE	(1<<3)
+#define MMC_LOCK_MODE_UNLOCK	(1<<2)
+#define MMC_LOCK_MODE_CLR_PWD	(1<<1)
+#define MMC_LOCK_MODE_SET_PWD	(1<<0)
+
 #endif  /* MMC_MMC_PROTOCOL_H */
 
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index caa000596b25..ebf32717b35d 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -2188,6 +2188,7 @@
 #define PCI_DEVICE_ID_JMICRON_JMB366	0x2366
 #define PCI_DEVICE_ID_JMICRON_JMB368	0x2368
 #define PCI_DEVICE_ID_JMICRON_JMB38X_SD	0x2381
+#define PCI_DEVICE_ID_JMICRON_JMB38X_MMC 0x2382
 #define PCI_DEVICE_ID_JMICRON_JMB38X_MS	0x2383
 
 #define PCI_VENDOR_ID_KORENIX		0x1982
diff --git a/include/linux/spi/mmc_spi.h b/include/linux/spi/mmc_spi.h
index d5ca78b93a3b..a3626aedaec9 100644
--- a/include/linux/spi/mmc_spi.h
+++ b/include/linux/spi/mmc_spi.h
@@ -23,6 +23,15 @@ struct mmc_spi_platform_data {
 	/* sense switch on sd cards */
 	int (*get_ro)(struct device *);
 
+	/*
+	 * If board does not use CD interrupts, driver can optimize polling
+	 * using this function.
+	 */
+	int (*get_cd)(struct device *);
+
+	/* Capabilities to pass into mmc core (e.g. MMC_CAP_NEEDS_POLL). */
+	unsigned long caps;
+
 	/* how long to debounce card detect, in msecs */
 	u16 detect_delay;