Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/drzeus/mmc

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/drzeus/mmc: (46 commits)
  mmc-omap: Clean up omap set_ios and make MMC_POWER_ON work
  mmc-omap: Fix omap to use MMC_POWER_ON
  mmc-omap: add missing '\n'
  mmc: make tifm_sd_set_dma_data() static
  mmc: remove old card states
  mmc: support unsafe resume of cards
  mmc: separate out reading EXT_CSD
  mmc: break apart switch function
  MMC: Fix handling of low-voltage cards
  MMC: Consolidate voltage definitions
  mmc: add bus handler
  wbsd: check for data opcode earlier
  mmc: Separate out protocol ops
  mmc: Move core functions to subdir
  mmc: deprecate mmc bus topology
  mmc: remove card upon suspend
  mmc: allow suspended block driver to be removed
  mmc: Flush pending detects on host removal
  mmc: Move host and card drivers to subdirs
  mmc: Move queue functions to mmc_block
  ...

10 files changed, 529 insertions, 529 deletions

diff --git a/include/asm-arm/arch-imx/mmc.h b/include/asm-arm/arch-imx/mmc.h
index 1937151..84c7269 100644
--- a/include/asm-arm/arch-imx/mmc.h
+++ b/include/asm-arm/arch-imx/mmc.h
@@ -1,7 +1,7 @@
 #ifndef ASMARM_ARCH_MMC_H
 #define ASMARM_ARCH_MMC_H
 
-#include <linux/mmc/protocol.h>
+#include <linux/mmc/host.h>
 
 struct imxmmc_platform_data {
 	int (*card_present)(void);
diff --git a/include/asm-arm/arch-pxa/mmc.h b/include/asm-arm/arch-pxa/mmc.h
index a38a28c..ef4f570 100644
--- a/include/asm-arm/arch-pxa/mmc.h
+++ b/include/asm-arm/arch-pxa/mmc.h
@@ -1,7 +1,7 @@
 #ifndef ASMARM_ARCH_MMC_H
 #define ASMARM_ARCH_MMC_H
 
-#include <linux/mmc/protocol.h>
+#include <linux/mmc/host.h>
 #include <linux/interrupt.h>
 
 struct device;
diff --git a/include/asm-arm/mach/mmc.h b/include/asm-arm/mach/mmc.h
index 1b3555d..eb91145 100644
--- a/include/asm-arm/mach/mmc.h
+++ b/include/asm-arm/mach/mmc.h
@@ -4,7 +4,7 @@
 #ifndef ASMARM_MACH_MMC_H
 #define ASMARM_MACH_MMC_H
 
-#include <linux/mmc/protocol.h>
+#include <linux/mmc/host.h>
 
 struct mmc_platform_data {
 	unsigned int ocr_mask;			/* available voltages */
diff --git a/include/linux/mmc/card.h b/include/linux/mmc/card.h
index e45712ac..badf702 100644
--- a/include/linux/mmc/card.h
+++ b/include/linux/mmc/card.h
@@ -10,7 +10,7 @@
 #ifndef LINUX_MMC_CARD_H
 #define LINUX_MMC_CARD_H
 
-#include <linux/mmc/mmc.h>
+#include <linux/mmc/core.h>
 
 struct mmc_cid {
 	unsigned int		manfid;
@@ -41,6 +41,7 @@ struct mmc_csd {
 
 struct mmc_ext_csd {
 	unsigned int		hs_max_dtr;
+	unsigned int		sectors;
 };
 
 struct sd_scr {
@@ -60,18 +61,17 @@ struct mmc_host;
  * MMC device
  */
 struct mmc_card {
-	struct list_head	node;		/* node in hosts devices list */
 	struct mmc_host		*host;		/* the host this device belongs to */
 	struct device		dev;		/* the device */
 	unsigned int		rca;		/* relative card address of device */
+	unsigned int		type;		/* card type */
+#define MMC_TYPE_MMC		0		/* MMC card */
+#define MMC_TYPE_SD		1		/* SD card */
 	unsigned int		state;		/* (our) card state */
 #define MMC_STATE_PRESENT	(1<<0)		/* present in sysfs */
-#define MMC_STATE_DEAD		(1<<1)		/* device no longer in stack */
-#define MMC_STATE_BAD		(1<<2)		/* unrecognised device */
-#define MMC_STATE_SDCARD	(1<<3)		/* is an SD card */
-#define MMC_STATE_READONLY	(1<<4)		/* card is read-only */
-#define MMC_STATE_HIGHSPEED	(1<<5)		/* card is in high speed mode */
-#define MMC_STATE_BLOCKADDR	(1<<6)		/* card uses block-addressing */
+#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 */
 	u32			raw_cid[4];	/* raw card CID */
 	u32			raw_csd[4];	/* raw card CSD */
 	u32			raw_scr[2];	/* raw card SCR */
@@ -82,18 +82,15 @@ struct mmc_card {
 	struct sd_switch_caps	sw_caps;	/* switch (CMD6) caps */
 };
 
+#define mmc_card_mmc(c)		((c)->type == MMC_TYPE_MMC)
+#define mmc_card_sd(c)		((c)->type == MMC_TYPE_SD)
+
 #define mmc_card_present(c)	((c)->state & MMC_STATE_PRESENT)
-#define mmc_card_dead(c)	((c)->state & MMC_STATE_DEAD)
-#define mmc_card_bad(c)		((c)->state & MMC_STATE_BAD)
-#define mmc_card_sd(c)		((c)->state & MMC_STATE_SDCARD)
 #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_set_present(c)	((c)->state |= MMC_STATE_PRESENT)
-#define mmc_card_set_dead(c)	((c)->state |= MMC_STATE_DEAD)
-#define mmc_card_set_bad(c)	((c)->state |= MMC_STATE_BAD)
-#define mmc_card_set_sd(c)	((c)->state |= MMC_STATE_SDCARD)
 #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)
@@ -119,11 +116,4 @@ struct mmc_driver {
 extern int mmc_register_driver(struct mmc_driver *);
 extern void mmc_unregister_driver(struct mmc_driver *);
 
-static inline int mmc_card_claim_host(struct mmc_card *card)
-{
-	return __mmc_claim_host(card->host, card);
-}
-
-#define mmc_card_release_host(c)	mmc_release_host((c)->host)
-
 #endif
diff --git a/include/linux/mmc/core.h b/include/linux/mmc/core.h
new file mode 100644
index 0000000..04bbe12f
--- /dev/null
+++ b/include/linux/mmc/core.h
@@ -0,0 +1,112 @@
+/*
+ *  linux/include/linux/mmc/core.h
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#ifndef LINUX_MMC_CORE_H
+#define LINUX_MMC_CORE_H
+
+#include <linux/interrupt.h>
+#include <linux/device.h>
+
+struct request;
+struct mmc_data;
+struct mmc_request;
+
+struct mmc_command {
+	u32			opcode;
+	u32			arg;
+	u32			resp[4];
+	unsigned int		flags;		/* expected response type */
+#define MMC_RSP_PRESENT	(1 << 0)
+#define MMC_RSP_136	(1 << 1)		/* 136 bit response */
+#define MMC_RSP_CRC	(1 << 2)		/* expect valid crc */
+#define MMC_RSP_BUSY	(1 << 3)		/* card may send busy */
+#define MMC_RSP_OPCODE	(1 << 4)		/* response contains opcode */
+#define MMC_CMD_MASK	(3 << 5)		/* command type */
+#define MMC_CMD_AC	(0 << 5)
+#define MMC_CMD_ADTC	(1 << 5)
+#define MMC_CMD_BC	(2 << 5)
+#define MMC_CMD_BCR	(3 << 5)
+
+/*
+ * These are the response types, and correspond to valid bit
+ * patterns of the above flags.  One additional valid pattern
+ * is all zeros, which means we don't expect a response.
+ */
+#define MMC_RSP_NONE	(0)
+#define MMC_RSP_R1	(MMC_RSP_PRESENT|MMC_RSP_CRC|MMC_RSP_OPCODE)
+#define MMC_RSP_R1B	(MMC_RSP_PRESENT|MMC_RSP_CRC|MMC_RSP_OPCODE|MMC_RSP_BUSY)
+#define MMC_RSP_R2	(MMC_RSP_PRESENT|MMC_RSP_136|MMC_RSP_CRC)
+#define MMC_RSP_R3	(MMC_RSP_PRESENT)
+#define MMC_RSP_R6	(MMC_RSP_PRESENT|MMC_RSP_CRC|MMC_RSP_OPCODE)
+#define MMC_RSP_R7	(MMC_RSP_PRESENT|MMC_RSP_CRC|MMC_RSP_OPCODE)
+
+#define mmc_resp_type(cmd)	((cmd)->flags & (MMC_RSP_PRESENT|MMC_RSP_136|MMC_RSP_CRC|MMC_RSP_BUSY|MMC_RSP_OPCODE))
+
+/*
+ * These are the command types.
+ */
+#define mmc_cmd_type(cmd)	((cmd)->flags & MMC_CMD_MASK)
+
+	unsigned int		retries;	/* max number of retries */
+	unsigned int		error;		/* command error */
+
+#define MMC_ERR_NONE	0
+#define MMC_ERR_TIMEOUT	1
+#define MMC_ERR_BADCRC	2
+#define MMC_ERR_FIFO	3
+#define MMC_ERR_FAILED	4
+#define MMC_ERR_INVALID	5
+
+	struct mmc_data		*data;		/* data segment associated with cmd */
+	struct mmc_request	*mrq;		/* associated request */
+};
+
+struct mmc_data {
+	unsigned int		timeout_ns;	/* data timeout (in ns, max 80ms) */
+	unsigned int		timeout_clks;	/* data timeout (in clocks) */
+	unsigned int		blksz;		/* data block size */
+	unsigned int		blocks;		/* number of blocks */
+	unsigned int		error;		/* data error */
+	unsigned int		flags;
+
+#define MMC_DATA_WRITE	(1 << 8)
+#define MMC_DATA_READ	(1 << 9)
+#define MMC_DATA_STREAM	(1 << 10)
+#define MMC_DATA_MULTI	(1 << 11)
+
+	unsigned int		bytes_xfered;
+
+	struct mmc_command	*stop;		/* stop command */
+	struct mmc_request	*mrq;		/* associated request */
+
+	unsigned int		sg_len;		/* size of scatter list */
+	struct scatterlist	*sg;		/* I/O scatter list */
+};
+
+struct mmc_request {
+	struct mmc_command	*cmd;
+	struct mmc_data		*data;
+	struct mmc_command	*stop;
+
+	void			*done_data;	/* completion data */
+	void			(*done)(struct mmc_request *);/* completion function */
+};
+
+struct mmc_host;
+struct mmc_card;
+
+extern int mmc_wait_for_req(struct mmc_host *, struct mmc_request *);
+extern int mmc_wait_for_cmd(struct mmc_host *, struct mmc_command *, int);
+extern int mmc_wait_for_app_cmd(struct mmc_host *, struct mmc_card *,
+	struct mmc_command *, int);
+
+extern void mmc_set_data_timeout(struct mmc_data *, const struct mmc_card *, int);
+
+extern void mmc_claim_host(struct mmc_host *host);
+extern void mmc_release_host(struct mmc_host *host);
+
+#endif
diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h
index bfcef8a..b1350df 100644
--- a/include/linux/mmc/host.h
+++ b/include/linux/mmc/host.h
@@ -10,36 +10,13 @@
 #ifndef LINUX_MMC_HOST_H
 #define LINUX_MMC_HOST_H
 
-#include <linux/mmc/mmc.h>
+#include <linux/mmc/core.h>
 
 struct mmc_ios {
 	unsigned int	clock;			/* clock rate */
 	unsigned short	vdd;
 
-#define	MMC_VDD_150	0
-#define	MMC_VDD_155	1
-#define	MMC_VDD_160	2
-#define	MMC_VDD_165	3
-#define	MMC_VDD_170	4
-#define	MMC_VDD_180	5
-#define	MMC_VDD_190	6
-#define	MMC_VDD_200	7
-#define	MMC_VDD_210	8
-#define	MMC_VDD_220	9
-#define	MMC_VDD_230	10
-#define	MMC_VDD_240	11
-#define	MMC_VDD_250	12
-#define	MMC_VDD_260	13
-#define	MMC_VDD_270	14
-#define	MMC_VDD_280	15
-#define	MMC_VDD_290	16
-#define	MMC_VDD_300	17
-#define	MMC_VDD_310	18
-#define	MMC_VDD_320	19
-#define	MMC_VDD_330	20
-#define	MMC_VDD_340	21
-#define	MMC_VDD_350	22
-#define	MMC_VDD_360	23
+/* vdd stores the bit number of the selected voltage range from below. */
 
 	unsigned char	bus_mode;		/* command output mode */
 
@@ -88,6 +65,24 @@ struct mmc_host {
 	unsigned int		f_max;
 	u32			ocr_avail;
 
+#define MMC_VDD_165_195		0x00000080	/* VDD voltage 1.65 - 1.95 */
+#define MMC_VDD_20_21		0x00000100	/* VDD voltage 2.0 ~ 2.1 */
+#define MMC_VDD_21_22		0x00000200	/* VDD voltage 2.1 ~ 2.2 */
+#define MMC_VDD_22_23		0x00000400	/* VDD voltage 2.2 ~ 2.3 */
+#define MMC_VDD_23_24		0x00000800	/* VDD voltage 2.3 ~ 2.4 */
+#define MMC_VDD_24_25		0x00001000	/* VDD voltage 2.4 ~ 2.5 */
+#define MMC_VDD_25_26		0x00002000	/* VDD voltage 2.5 ~ 2.6 */
+#define MMC_VDD_26_27		0x00004000	/* VDD voltage 2.6 ~ 2.7 */
+#define MMC_VDD_27_28		0x00008000	/* VDD voltage 2.7 ~ 2.8 */
+#define MMC_VDD_28_29		0x00010000	/* VDD voltage 2.8 ~ 2.9 */
+#define MMC_VDD_29_30		0x00020000	/* VDD voltage 2.9 ~ 3.0 */
+#define MMC_VDD_30_31		0x00040000	/* VDD voltage 3.0 ~ 3.1 */
+#define MMC_VDD_31_32		0x00080000	/* VDD voltage 3.1 ~ 3.2 */
+#define MMC_VDD_32_33		0x00100000	/* VDD voltage 3.2 ~ 3.3 */
+#define MMC_VDD_33_34		0x00200000	/* VDD voltage 3.3 ~ 3.4 */
+#define MMC_VDD_34_35		0x00400000	/* VDD voltage 3.4 ~ 3.5 */
+#define MMC_VDD_35_36		0x00800000	/* VDD voltage 3.5 ~ 3.6 */
+
 	unsigned long		caps;		/* Host capabilities */
 
 #define MMC_CAP_4_BIT_DATA	(1 << 0)	/* Can the host do 4 bit transfers */
@@ -106,6 +101,8 @@ struct mmc_host {
 	unsigned int		max_blk_count;	/* maximum number of blocks in one req */
 
 	/* private data */
+	spinlock_t		lock;		/* lock for claim and bus ops */
+
 	struct mmc_ios		ios;		/* current io bus settings */
 	u32			ocr;		/* the current OCR setting */
 
@@ -113,15 +110,19 @@ struct mmc_host {
 #define MMC_MODE_MMC		0
 #define MMC_MODE_SD		1
 
-	struct list_head	cards;		/* devices attached to this host */
+	struct mmc_card		*card;		/* device attached to this host */
 
 	wait_queue_head_t	wq;
-	spinlock_t		lock;		/* claimed lock */
 	unsigned int		claimed:1;	/* host exclusively claimed */
 
-	struct mmc_card		*card_selected;	/* the selected MMC card */
-
 	struct delayed_work	detect;
+#ifdef CONFIG_MMC_DEBUG
+	unsigned int		removed:1;	/* host is being removed */
+#endif
+
+	const struct mmc_bus_ops *bus_ops;	/* current bus driver */
+	unsigned int		bus_refs;	/* reference counter */
+	unsigned int		bus_dead:1;	/* bus has been released */
 
 	unsigned long		private[0] ____cacheline_aligned;
 };
diff --git a/include/linux/mmc/mmc.h b/include/linux/mmc/mmc.h
index cdc54be..e3ed9b9 100644
--- a/include/linux/mmc/mmc.h
+++ b/include/linux/mmc/mmc.h
@@ -1,119 +1,257 @@
 /*
- *  linux/include/linux/mmc/mmc.h
+ * Header for MultiMediaCard (MMC)
  *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
+ * Copyright 2002 Hewlett-Packard Company
+ *
+ * Use consistent with the GNU GPL is permitted,
+ * provided that this copyright notice is
+ * preserved in its entirety in all copies and derived works.
+ *
+ * HEWLETT-PACKARD COMPANY MAKES NO WARRANTIES, EXPRESSED OR IMPLIED,
+ * AS TO THE USEFULNESS OR CORRECTNESS OF THIS CODE OR ITS
+ * FITNESS FOR ANY PARTICULAR PURPOSE.
+ *
+ * Many thanks to Alessandro Rubini and Jonathan Corbet!
+ *
+ * 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
  */
-#ifndef MMC_H
-#define MMC_H
-
-#include <linux/list.h>
-#include <linux/interrupt.h>
-#include <linux/device.h>
-
-struct request;
-struct mmc_data;
-struct mmc_request;
-
-struct mmc_command {
-	u32			opcode;
-	u32			arg;
-	u32			resp[4];
-	unsigned int		flags;		/* expected response type */
-#define MMC_RSP_PRESENT	(1 << 0)
-#define MMC_RSP_136	(1 << 1)		/* 136 bit response */
-#define MMC_RSP_CRC	(1 << 2)		/* expect valid crc */
-#define MMC_RSP_BUSY	(1 << 3)		/* card may send busy */
-#define MMC_RSP_OPCODE	(1 << 4)		/* response contains opcode */
-#define MMC_CMD_MASK	(3 << 5)		/* command type */
-#define MMC_CMD_AC	(0 << 5)
-#define MMC_CMD_ADTC	(1 << 5)
-#define MMC_CMD_BC	(2 << 5)
-#define MMC_CMD_BCR	(3 << 5)
+
+#ifndef MMC_MMC_H
+#define MMC_MMC_H
+
+/* Standard MMC commands (4.1)           type  argument     response */
+   /* class 1 */
+#define	MMC_GO_IDLE_STATE         0   /* bc                          */
+#define MMC_SEND_OP_COND          1   /* bcr  [31:0] OCR         R3  */
+#define MMC_ALL_SEND_CID          2   /* bcr                     R2  */
+#define MMC_SET_RELATIVE_ADDR     3   /* ac   [31:16] RCA        R1  */
+#define MMC_SET_DSR               4   /* bc   [31:16] RCA            */
+#define MMC_SWITCH                6   /* ac   [31:0] See below   R1b */
+#define MMC_SELECT_CARD           7   /* ac   [31:16] RCA        R1  */
+#define MMC_SEND_EXT_CSD          8   /* adtc                    R1  */
+#define MMC_SEND_CSD              9   /* ac   [31:16] RCA        R2  */
+#define MMC_SEND_CID             10   /* ac   [31:16] RCA        R2  */
+#define MMC_READ_DAT_UNTIL_STOP  11   /* adtc [31:0] dadr        R1  */
+#define MMC_STOP_TRANSMISSION    12   /* ac                      R1b */
+#define MMC_SEND_STATUS	         13   /* ac   [31:16] RCA        R1  */
+#define MMC_GO_INACTIVE_STATE    15   /* ac   [31:16] RCA            */
+
+  /* class 2 */
+#define MMC_SET_BLOCKLEN         16   /* ac   [31:0] block len   R1  */
+#define MMC_READ_SINGLE_BLOCK    17   /* adtc [31:0] data addr   R1  */
+#define MMC_READ_MULTIPLE_BLOCK  18   /* adtc [31:0] data addr   R1  */
+
+  /* class 3 */
+#define MMC_WRITE_DAT_UNTIL_STOP 20   /* adtc [31:0] data addr   R1  */
+
+  /* class 4 */
+#define MMC_SET_BLOCK_COUNT      23   /* adtc [31:0] data addr   R1  */
+#define MMC_WRITE_BLOCK          24   /* adtc [31:0] data addr   R1  */
+#define MMC_WRITE_MULTIPLE_BLOCK 25   /* adtc                    R1  */
+#define MMC_PROGRAM_CID          26   /* adtc                    R1  */
+#define MMC_PROGRAM_CSD          27   /* adtc                    R1  */
+
+  /* class 6 */
+#define MMC_SET_WRITE_PROT       28   /* ac   [31:0] data addr   R1b */
+#define MMC_CLR_WRITE_PROT       29   /* ac   [31:0] data addr   R1b */
+#define MMC_SEND_WRITE_PROT      30   /* adtc [31:0] wpdata addr R1  */
+
+  /* class 5 */
+#define MMC_ERASE_GROUP_START    35   /* ac   [31:0] data addr   R1  */
+#define MMC_ERASE_GROUP_END      36   /* ac   [31:0] data addr   R1  */
+#define MMC_ERASE                38   /* ac                      R1b */
+
+  /* class 9 */
+#define MMC_FAST_IO              39   /* ac   <Complex>          R4  */
+#define MMC_GO_IRQ_STATE         40   /* bcr                     R5  */
+
+  /* class 7 */
+#define MMC_LOCK_UNLOCK          42   /* adtc                    R1b */
+
+  /* class 8 */
+#define MMC_APP_CMD              55   /* ac   [31:16] RCA        R1  */
+#define MMC_GEN_CMD              56   /* adtc [0] RD/WR          R1  */
 
 /*
- * These are the response types, and correspond to valid bit
- * patterns of the above flags.  One additional valid pattern
- * is all zeros, which means we don't expect a response.
+ * MMC_SWITCH argument format:
+ *
+ *	[31:26] Always 0
+ *	[25:24] Access Mode
+ *	[23:16] Location of target Byte in EXT_CSD
+ *	[15:08] Value Byte
+ *	[07:03] Always 0
+ *	[02:00] Command Set
  */
-#define MMC_RSP_NONE	(0)
-#define MMC_RSP_R1	(MMC_RSP_PRESENT|MMC_RSP_CRC|MMC_RSP_OPCODE)
-#define MMC_RSP_R1B	(MMC_RSP_PRESENT|MMC_RSP_CRC|MMC_RSP_OPCODE|MMC_RSP_BUSY)
-#define MMC_RSP_R2	(MMC_RSP_PRESENT|MMC_RSP_136|MMC_RSP_CRC)
-#define MMC_RSP_R3	(MMC_RSP_PRESENT)
-#define MMC_RSP_R6	(MMC_RSP_PRESENT|MMC_RSP_CRC|MMC_RSP_OPCODE)
-#define MMC_RSP_R7	(MMC_RSP_PRESENT|MMC_RSP_CRC|MMC_RSP_OPCODE)
-
-#define mmc_resp_type(cmd)	((cmd)->flags & (MMC_RSP_PRESENT|MMC_RSP_136|MMC_RSP_CRC|MMC_RSP_BUSY|MMC_RSP_OPCODE))
 
 /*
- * These are the command types.
+  MMC status in R1
+  Type
+  	e : error bit
+	s : status bit
+	r : detected and set for the actual command response
+	x : detected and set during command execution. the host must poll
+            the card by sending status command in order to read these bits.
+  Clear condition
+  	a : according to the card state
+	b : always related to the previous command. Reception of
+            a valid command will clear it (with a delay of one command)
+	c : clear by read
  */
-#define mmc_cmd_type(cmd)	((cmd)->flags & MMC_CMD_MASK)
 
-	unsigned int		retries;	/* max number of retries */
-	unsigned int		error;		/* command error */
+#define R1_OUT_OF_RANGE		(1 << 31)	/* er, c */
+#define R1_ADDRESS_ERROR	(1 << 30)	/* erx, c */
+#define R1_BLOCK_LEN_ERROR	(1 << 29)	/* er, c */
+#define R1_ERASE_SEQ_ERROR      (1 << 28)	/* er, c */
+#define R1_ERASE_PARAM		(1 << 27)	/* ex, c */
+#define R1_WP_VIOLATION		(1 << 26)	/* erx, c */
+#define R1_CARD_IS_LOCKED	(1 << 25)	/* sx, a */
+#define R1_LOCK_UNLOCK_FAILED	(1 << 24)	/* erx, c */
+#define R1_COM_CRC_ERROR	(1 << 23)	/* er, b */
+#define R1_ILLEGAL_COMMAND	(1 << 22)	/* er, b */
+#define R1_CARD_ECC_FAILED	(1 << 21)	/* ex, c */
+#define R1_CC_ERROR		(1 << 20)	/* erx, c */
+#define R1_ERROR		(1 << 19)	/* erx, c */
+#define R1_UNDERRUN		(1 << 18)	/* ex, c */
+#define R1_OVERRUN		(1 << 17)	/* ex, c */
+#define R1_CID_CSD_OVERWRITE	(1 << 16)	/* erx, c, CID/CSD overwrite */
+#define R1_WP_ERASE_SKIP	(1 << 15)	/* sx, c */
+#define R1_CARD_ECC_DISABLED	(1 << 14)	/* sx, a */
+#define R1_ERASE_RESET		(1 << 13)	/* sr, c */
+#define R1_STATUS(x)            (x & 0xFFFFE000)
+#define R1_CURRENT_STATE(x)    	((x & 0x00001E00) >> 9)	/* sx, b (4 bits) */
+#define R1_READY_FOR_DATA	(1 << 8)	/* sx, a */
+#define R1_APP_CMD		(1 << 5)	/* sr, c */
 
-#define MMC_ERR_NONE	0
-#define MMC_ERR_TIMEOUT	1
-#define MMC_ERR_BADCRC	2
-#define MMC_ERR_FIFO	3
-#define MMC_ERR_FAILED	4
-#define MMC_ERR_INVALID	5
+/* These are unpacked versions of the actual responses */
 
-	struct mmc_data		*data;		/* data segment associated with cmd */
-	struct mmc_request	*mrq;		/* associated request */
+struct _mmc_csd {
+	u8  csd_structure;
+	u8  spec_vers;
+	u8  taac;
+	u8  nsac;
+	u8  tran_speed;
+	u16 ccc;
+	u8  read_bl_len;
+	u8  read_bl_partial;
+	u8  write_blk_misalign;
+	u8  read_blk_misalign;
+	u8  dsr_imp;
+	u16 c_size;
+	u8  vdd_r_curr_min;
+	u8  vdd_r_curr_max;
+	u8  vdd_w_curr_min;
+	u8  vdd_w_curr_max;
+	u8  c_size_mult;
+	union {
+		struct { /* MMC system specification version 3.1 */
+			u8  erase_grp_size;
+			u8  erase_grp_mult;
+		} v31;
+		struct { /* MMC system specification version 2.2 */
+			u8  sector_size;
+			u8  erase_grp_size;
+		} v22;
+	} erase;
+	u8  wp_grp_size;
+	u8  wp_grp_enable;
+	u8  default_ecc;
+	u8  r2w_factor;
+	u8  write_bl_len;
+	u8  write_bl_partial;
+	u8  file_format_grp;
+	u8  copy;
+	u8  perm_write_protect;
+	u8  tmp_write_protect;
+	u8  file_format;
+	u8  ecc;
 };
 
-struct mmc_data {
-	unsigned int		timeout_ns;	/* data timeout (in ns, max 80ms) */
-	unsigned int		timeout_clks;	/* data timeout (in clocks) */
-	unsigned int		blksz;		/* data block size */
-	unsigned int		blocks;		/* number of blocks */
-	unsigned int		error;		/* data error */
-	unsigned int		flags;
+/*
+ * OCR bits are mostly in host.h
+ */
+#define MMC_CARD_BUSY	0x80000000	/* Card Power up status bit */
 
-#define MMC_DATA_WRITE	(1 << 8)
-#define MMC_DATA_READ	(1 << 9)
-#define MMC_DATA_STREAM	(1 << 10)
-#define MMC_DATA_MULTI	(1 << 11)
+/*
+ * Card Command Classes (CCC)
+ */
+#define CCC_BASIC		(1<<0)	/* (0) Basic protocol functions */
+					/* (CMD0,1,2,3,4,7,9,10,12,13,15) */
+#define CCC_STREAM_READ		(1<<1)	/* (1) Stream read commands */
+					/* (CMD11) */
+#define CCC_BLOCK_READ		(1<<2)	/* (2) Block read commands */
+					/* (CMD16,17,18) */
+#define CCC_STREAM_WRITE	(1<<3)	/* (3) Stream write commands */
+					/* (CMD20) */
+#define CCC_BLOCK_WRITE		(1<<4)	/* (4) Block write commands */
+					/* (CMD16,24,25,26,27) */
+#define CCC_ERASE		(1<<5)	/* (5) Ability to erase blocks */
+					/* (CMD32,33,34,35,36,37,38,39) */
+#define CCC_WRITE_PROT		(1<<6)	/* (6) Able to write protect blocks */
+					/* (CMD28,29,30) */
+#define CCC_LOCK_CARD		(1<<7)	/* (7) Able to lock down card */
+					/* (CMD16,CMD42) */
+#define CCC_APP_SPEC		(1<<8)	/* (8) Application specific */
+					/* (CMD55,56,57,ACMD*) */
+#define CCC_IO_MODE		(1<<9)	/* (9) I/O mode */
+					/* (CMD5,39,40,52,53) */
+#define CCC_SWITCH		(1<<10)	/* (10) High speed switch */
+					/* (CMD6,34,35,36,37,50) */
+					/* (11) Reserved */
+					/* (CMD?) */
 
-	unsigned int		bytes_xfered;
+/*
+ * CSD field definitions
+ */
 
-	struct mmc_command	*stop;		/* stop command */
-	struct mmc_request	*mrq;		/* associated request */
+#define CSD_STRUCT_VER_1_0  0           /* Valid for system specification 1.0 - 1.2 */
+#define CSD_STRUCT_VER_1_1  1           /* Valid for system specification 1.4 - 2.2 */
+#define CSD_STRUCT_VER_1_2  2           /* Valid for system specification 3.1 - 3.2 - 3.31 - 4.0 - 4.1 */
+#define CSD_STRUCT_EXT_CSD  3           /* Version is coded in CSD_STRUCTURE in EXT_CSD */
 
-	unsigned int		sg_len;		/* size of scatter list */
-	struct scatterlist	*sg;		/* I/O scatter list */
-};
+#define CSD_SPEC_VER_0      0           /* Implements system specification 1.0 - 1.2 */
+#define CSD_SPEC_VER_1      1           /* Implements system specification 1.4 */
+#define CSD_SPEC_VER_2      2           /* Implements system specification 2.0 - 2.2 */
+#define CSD_SPEC_VER_3      3           /* Implements system specification 3.1 - 3.2 - 3.31 */
+#define CSD_SPEC_VER_4      4           /* Implements system specification 4.0 - 4.1 */
 
-struct mmc_request {
-	struct mmc_command	*cmd;
-	struct mmc_data		*data;
-	struct mmc_command	*stop;
+/*
+ * EXT_CSD fields
+ */
 
-	void			*done_data;	/* completion data */
-	void			(*done)(struct mmc_request *);/* completion function */
-};
+#define EXT_CSD_BUS_WIDTH	183	/* R/W */
+#define EXT_CSD_HS_TIMING	185	/* R/W */
+#define EXT_CSD_CARD_TYPE	196	/* RO */
+#define EXT_CSD_SEC_CNT		212	/* RO, 4 bytes */
+
+/*
+ * EXT_CSD field definitions
+ */
 
-struct mmc_host;
-struct mmc_card;
+#define EXT_CSD_CMD_SET_NORMAL		(1<<0)
+#define EXT_CSD_CMD_SET_SECURE		(1<<1)
+#define EXT_CSD_CMD_SET_CPSECURE	(1<<2)
 
-extern int mmc_wait_for_req(struct mmc_host *, struct mmc_request *);
-extern int mmc_wait_for_cmd(struct mmc_host *, struct mmc_command *, int);
-extern int mmc_wait_for_app_cmd(struct mmc_host *, unsigned int,
-	struct mmc_command *, int);
+#define EXT_CSD_CARD_TYPE_26	(1<<0)	/* Card can run at 26MHz */
+#define EXT_CSD_CARD_TYPE_52	(1<<1)	/* Card can run at 52MHz */
 
-extern void mmc_set_data_timeout(struct mmc_data *, const struct mmc_card *, int);
+#define EXT_CSD_BUS_WIDTH_1	0	/* Card is in 1 bit mode */
+#define EXT_CSD_BUS_WIDTH_4	1	/* Card is in 4 bit mode */
+#define EXT_CSD_BUS_WIDTH_8	2	/* Card is in 8 bit mode */
 
-extern int __mmc_claim_host(struct mmc_host *host, struct mmc_card *card);
+/*
+ * MMC_SWITCH access modes
+ */
 
-static inline void mmc_claim_host(struct mmc_host *host)
-{
-	__mmc_claim_host(host, (struct mmc_card *)-1);
-}
+#define MMC_SWITCH_MODE_CMD_SET		0x00	/* Change the command set */
+#define MMC_SWITCH_MODE_SET_BITS	0x01	/* Set bits which are 1 in value */
+#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 */
 
-extern void mmc_release_host(struct mmc_host *host);
+#endif  /* MMC_MMC_PROTOCOL_H */
 
-#endif
diff --git a/include/linux/mmc/protocol.h b/include/linux/mmc/protocol.h
deleted file mode 100644
index c90b676..0000000
--- a/include/linux/mmc/protocol.h
+++ /dev/null
@@ -1,327 +0,0 @@
-/*
- * Header for MultiMediaCard (MMC)
- *
- * Copyright 2002 Hewlett-Packard Company
- *
- * Use consistent with the GNU GPL is permitted,
- * provided that this copyright notice is
- * preserved in its entirety in all copies and derived works.
- *
- * HEWLETT-PACKARD COMPANY MAKES NO WARRANTIES, EXPRESSED OR IMPLIED,
- * AS TO THE USEFULNESS OR CORRECTNESS OF THIS CODE OR ITS
- * FITNESS FOR ANY PARTICULAR PURPOSE.
- *
- * Many thanks to Alessandro Rubini and Jonathan Corbet!
- *
- * 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
- */
-
-#ifndef MMC_MMC_PROTOCOL_H
-#define MMC_MMC_PROTOCOL_H
-
-/* Standard MMC commands (4.1)           type  argument     response */
-   /* class 1 */
-#define	MMC_GO_IDLE_STATE         0   /* bc                          */
-#define MMC_SEND_OP_COND          1   /* bcr  [31:0] OCR         R3  */
-#define MMC_ALL_SEND_CID          2   /* bcr                     R2  */
-#define MMC_SET_RELATIVE_ADDR     3   /* ac   [31:16] RCA        R1  */
-#define MMC_SET_DSR               4   /* bc   [31:16] RCA            */
-#define MMC_SWITCH                6   /* ac   [31:0] See below   R1b */
-#define MMC_SELECT_CARD           7   /* ac   [31:16] RCA        R1  */
-#define MMC_SEND_EXT_CSD          8   /* adtc                    R1  */
-#define MMC_SEND_CSD              9   /* ac   [31:16] RCA        R2  */
-#define MMC_SEND_CID             10   /* ac   [31:16] RCA        R2  */
-#define MMC_READ_DAT_UNTIL_STOP  11   /* adtc [31:0] dadr        R1  */
-#define MMC_STOP_TRANSMISSION    12   /* ac                      R1b */
-#define MMC_SEND_STATUS	         13   /* ac   [31:16] RCA        R1  */
-#define MMC_GO_INACTIVE_STATE    15   /* ac   [31:16] RCA            */
-
-  /* class 2 */
-#define MMC_SET_BLOCKLEN         16   /* ac   [31:0] block len   R1  */
-#define MMC_READ_SINGLE_BLOCK    17   /* adtc [31:0] data addr   R1  */
-#define MMC_READ_MULTIPLE_BLOCK  18   /* adtc [31:0] data addr   R1  */
-
-  /* class 3 */
-#define MMC_WRITE_DAT_UNTIL_STOP 20   /* adtc [31:0] data addr   R1  */
-
-  /* class 4 */
-#define MMC_SET_BLOCK_COUNT      23   /* adtc [31:0] data addr   R1  */
-#define MMC_WRITE_BLOCK          24   /* adtc [31:0] data addr   R1  */
-#define MMC_WRITE_MULTIPLE_BLOCK 25   /* adtc                    R1  */
-#define MMC_PROGRAM_CID          26   /* adtc                    R1  */
-#define MMC_PROGRAM_CSD          27   /* adtc                    R1  */
-
-  /* class 6 */
-#define MMC_SET_WRITE_PROT       28   /* ac   [31:0] data addr   R1b */
-#define MMC_CLR_WRITE_PROT       29   /* ac   [31:0] data addr   R1b */
-#define MMC_SEND_WRITE_PROT      30   /* adtc [31:0] wpdata addr R1  */
-
-  /* class 5 */
-#define MMC_ERASE_GROUP_START    35   /* ac   [31:0] data addr   R1  */
-#define MMC_ERASE_GROUP_END      36   /* ac   [31:0] data addr   R1  */
-#define MMC_ERASE                38   /* ac                      R1b */
-
-  /* class 9 */
-#define MMC_FAST_IO              39   /* ac   <Complex>          R4  */
-#define MMC_GO_IRQ_STATE         40   /* bcr                     R5  */
-
-  /* class 7 */
-#define MMC_LOCK_UNLOCK          42   /* adtc                    R1b */
-
-  /* class 8 */
-#define MMC_APP_CMD              55   /* ac   [31:16] RCA        R1  */
-#define MMC_GEN_CMD              56   /* adtc [0] RD/WR          R1  */
-
-/* SD commands                           type  argument     response */
-  /* class 0 */
-/* This is basically the same command as for MMC with some quirks. */
-#define SD_SEND_RELATIVE_ADDR     3   /* bcr                     R6  */
-#define SD_SEND_IF_COND           8   /* bcr  [11:0] See below   R7  */
-
-  /* class 10 */
-#define SD_SWITCH                 6   /* adtc [31:0] See below   R1  */
-
-  /* Application commands */
-#define SD_APP_SET_BUS_WIDTH      6   /* ac   [1:0] bus width    R1  */
-#define SD_APP_SEND_NUM_WR_BLKS  22   /* adtc                    R1  */
-#define SD_APP_OP_COND           41   /* bcr  [31:0] OCR         R3  */
-#define SD_APP_SEND_SCR          51   /* adtc                    R1  */
-
-/*
- * MMC_SWITCH argument format:
- *
- *	[31:26] Always 0
- *	[25:24] Access Mode
- *	[23:16] Location of target Byte in EXT_CSD
- *	[15:08] Value Byte
- *	[07:03] Always 0
- *	[02:00] Command Set
- */
-
-/*
- * SD_SWITCH argument format:
- *
- *      [31] Check (0) or switch (1)
- *      [30:24] Reserved (0)
- *      [23:20] Function group 6
- *      [19:16] Function group 5
- *      [15:12] Function group 4
- *      [11:8] Function group 3
- *      [7:4] Function group 2
- *      [3:0] Function group 1
- */
-
-/*
- * SD_SEND_IF_COND argument format:
- *
- *	[31:12] Reserved (0)
- *	[11:8] Host Voltage Supply Flags
- *	[7:0] Check Pattern (0xAA)
- */
-
-/*
-  MMC status in R1
-  Type
-  	e : error bit
-	s : status bit
-	r : detected and set for the actual command response
-	x : detected and set during command execution. the host must poll
-            the card by sending status command in order to read these bits.
-  Clear condition
-  	a : according to the card state
-	b : always related to the previous command. Reception of
-            a valid command will clear it (with a delay of one command)
-	c : clear by read
- */
-
-#define R1_OUT_OF_RANGE		(1 << 31)	/* er, c */
-#define R1_ADDRESS_ERROR	(1 << 30)	/* erx, c */
-#define R1_BLOCK_LEN_ERROR	(1 << 29)	/* er, c */
-#define R1_ERASE_SEQ_ERROR      (1 << 28)	/* er, c */
-#define R1_ERASE_PARAM		(1 << 27)	/* ex, c */
-#define R1_WP_VIOLATION		(1 << 26)	/* erx, c */
-#define R1_CARD_IS_LOCKED	(1 << 25)	/* sx, a */
-#define R1_LOCK_UNLOCK_FAILED	(1 << 24)	/* erx, c */
-#define R1_COM_CRC_ERROR	(1 << 23)	/* er, b */
-#define R1_ILLEGAL_COMMAND	(1 << 22)	/* er, b */
-#define R1_CARD_ECC_FAILED	(1 << 21)	/* ex, c */
-#define R1_CC_ERROR		(1 << 20)	/* erx, c */
-#define R1_ERROR		(1 << 19)	/* erx, c */
-#define R1_UNDERRUN		(1 << 18)	/* ex, c */
-#define R1_OVERRUN		(1 << 17)	/* ex, c */
-#define R1_CID_CSD_OVERWRITE	(1 << 16)	/* erx, c, CID/CSD overwrite */
-#define R1_WP_ERASE_SKIP	(1 << 15)	/* sx, c */
-#define R1_CARD_ECC_DISABLED	(1 << 14)	/* sx, a */
-#define R1_ERASE_RESET		(1 << 13)	/* sr, c */
-#define R1_STATUS(x)            (x & 0xFFFFE000)
-#define R1_CURRENT_STATE(x)    	((x & 0x00001E00) >> 9)	/* sx, b (4 bits) */
-#define R1_READY_FOR_DATA	(1 << 8)	/* sx, a */
-#define R1_APP_CMD		(1 << 5)	/* sr, c */
-
-/* These are unpacked versions of the actual responses */
-
-struct _mmc_csd {
-	u8  csd_structure;
-	u8  spec_vers;
-	u8  taac;
-	u8  nsac;
-	u8  tran_speed;
-	u16 ccc;
-	u8  read_bl_len;
-	u8  read_bl_partial;
-	u8  write_blk_misalign;
-	u8  read_blk_misalign;
-	u8  dsr_imp;
-	u16 c_size;
-	u8  vdd_r_curr_min;
-	u8  vdd_r_curr_max;
-	u8  vdd_w_curr_min;
-	u8  vdd_w_curr_max;
-	u8  c_size_mult;
-	union {
-		struct { /* MMC system specification version 3.1 */
-			u8  erase_grp_size;
-			u8  erase_grp_mult;
-		} v31;
-		struct { /* MMC system specification version 2.2 */
-			u8  sector_size;
-			u8  erase_grp_size;
-		} v22;
-	} erase;
-	u8  wp_grp_size;
-	u8  wp_grp_enable;
-	u8  default_ecc;
-	u8  r2w_factor;
-	u8  write_bl_len;
-	u8  write_bl_partial;
-	u8  file_format_grp;
-	u8  copy;
-	u8  perm_write_protect;
-	u8  tmp_write_protect;
-	u8  file_format;
-	u8  ecc;
-};
-
-#define MMC_VDD_145_150	0x00000001	/* VDD voltage 1.45 - 1.50 */
-#define MMC_VDD_150_155	0x00000002	/* VDD voltage 1.50 - 1.55 */
-#define MMC_VDD_155_160	0x00000004	/* VDD voltage 1.55 - 1.60 */
-#define MMC_VDD_160_165	0x00000008	/* VDD voltage 1.60 - 1.65 */
-#define MMC_VDD_165_170	0x00000010	/* VDD voltage 1.65 - 1.70 */
-#define MMC_VDD_17_18	0x00000020	/* VDD voltage 1.7 - 1.8 */
-#define MMC_VDD_18_19	0x00000040	/* VDD voltage 1.8 - 1.9 */
-#define MMC_VDD_19_20	0x00000080	/* VDD voltage 1.9 - 2.0 */
-#define MMC_VDD_20_21	0x00000100	/* VDD voltage 2.0 ~ 2.1 */
-#define MMC_VDD_21_22	0x00000200	/* VDD voltage 2.1 ~ 2.2 */
-#define MMC_VDD_22_23	0x00000400	/* VDD voltage 2.2 ~ 2.3 */
-#define MMC_VDD_23_24	0x00000800	/* VDD voltage 2.3 ~ 2.4 */
-#define MMC_VDD_24_25	0x00001000	/* VDD voltage 2.4 ~ 2.5 */
-#define MMC_VDD_25_26	0x00002000	/* VDD voltage 2.5 ~ 2.6 */
-#define MMC_VDD_26_27	0x00004000	/* VDD voltage 2.6 ~ 2.7 */
-#define MMC_VDD_27_28	0x00008000	/* VDD voltage 2.7 ~ 2.8 */
-#define MMC_VDD_28_29	0x00010000	/* VDD voltage 2.8 ~ 2.9 */
-#define MMC_VDD_29_30	0x00020000	/* VDD voltage 2.9 ~ 3.0 */
-#define MMC_VDD_30_31	0x00040000	/* VDD voltage 3.0 ~ 3.1 */
-#define MMC_VDD_31_32	0x00080000	/* VDD voltage 3.1 ~ 3.2 */
-#define MMC_VDD_32_33	0x00100000	/* VDD voltage 3.2 ~ 3.3 */
-#define MMC_VDD_33_34	0x00200000	/* VDD voltage 3.3 ~ 3.4 */
-#define MMC_VDD_34_35	0x00400000	/* VDD voltage 3.4 ~ 3.5 */
-#define MMC_VDD_35_36	0x00800000	/* VDD voltage 3.5 ~ 3.6 */
-#define MMC_CARD_BUSY	0x80000000	/* Card Power up status bit */
-
-/*
- * Card Command Classes (CCC)
- */
-#define CCC_BASIC		(1<<0)	/* (0) Basic protocol functions */
-					/* (CMD0,1,2,3,4,7,9,10,12,13,15) */
-#define CCC_STREAM_READ		(1<<1)	/* (1) Stream read commands */
-					/* (CMD11) */
-#define CCC_BLOCK_READ		(1<<2)	/* (2) Block read commands */
-					/* (CMD16,17,18) */
-#define CCC_STREAM_WRITE	(1<<3)	/* (3) Stream write commands */
-					/* (CMD20) */
-#define CCC_BLOCK_WRITE		(1<<4)	/* (4) Block write commands */
-					/* (CMD16,24,25,26,27) */
-#define CCC_ERASE		(1<<5)	/* (5) Ability to erase blocks */
-					/* (CMD32,33,34,35,36,37,38,39) */
-#define CCC_WRITE_PROT		(1<<6)	/* (6) Able to write protect blocks */
-					/* (CMD28,29,30) */
-#define CCC_LOCK_CARD		(1<<7)	/* (7) Able to lock down card */
-					/* (CMD16,CMD42) */
-#define CCC_APP_SPEC		(1<<8)	/* (8) Application specific */
-					/* (CMD55,56,57,ACMD*) */
-#define CCC_IO_MODE		(1<<9)	/* (9) I/O mode */
-					/* (CMD5,39,40,52,53) */
-#define CCC_SWITCH		(1<<10)	/* (10) High speed switch */
-					/* (CMD6,34,35,36,37,50) */
-					/* (11) Reserved */
-					/* (CMD?) */
-
-/*
- * CSD field definitions
- */
-
-#define CSD_STRUCT_VER_1_0  0           /* Valid for system specification 1.0 - 1.2 */
-#define CSD_STRUCT_VER_1_1  1           /* Valid for system specification 1.4 - 2.2 */
-#define CSD_STRUCT_VER_1_2  2           /* Valid for system specification 3.1 - 3.2 - 3.31 - 4.0 - 4.1 */
-#define CSD_STRUCT_EXT_CSD  3           /* Version is coded in CSD_STRUCTURE in EXT_CSD */
-
-#define CSD_SPEC_VER_0      0           /* Implements system specification 1.0 - 1.2 */
-#define CSD_SPEC_VER_1      1           /* Implements system specification 1.4 */
-#define CSD_SPEC_VER_2      2           /* Implements system specification 2.0 - 2.2 */
-#define CSD_SPEC_VER_3      3           /* Implements system specification 3.1 - 3.2 - 3.31 */
-#define CSD_SPEC_VER_4      4           /* Implements system specification 4.0 - 4.1 */
-
-/*
- * EXT_CSD fields
- */
-
-#define EXT_CSD_BUS_WIDTH	183	/* R/W */
-#define EXT_CSD_HS_TIMING	185	/* R/W */
-#define EXT_CSD_CARD_TYPE	196	/* RO */
-
-/*
- * EXT_CSD field definitions
- */
-
-#define EXT_CSD_CMD_SET_NORMAL		(1<<0)
-#define EXT_CSD_CMD_SET_SECURE		(1<<1)
-#define EXT_CSD_CMD_SET_CPSECURE	(1<<2)
-
-#define EXT_CSD_CARD_TYPE_26	(1<<0)	/* Card can run at 26MHz */
-#define EXT_CSD_CARD_TYPE_52	(1<<1)	/* Card can run at 52MHz */
-
-#define EXT_CSD_BUS_WIDTH_1	0	/* Card is in 1 bit mode */
-#define EXT_CSD_BUS_WIDTH_4	1	/* Card is in 4 bit mode */
-#define EXT_CSD_BUS_WIDTH_8	2	/* Card is in 8 bit mode */
-
-/*
- * MMC_SWITCH access modes
- */
-
-#define MMC_SWITCH_MODE_CMD_SET		0x00	/* Change the command set */
-#define MMC_SWITCH_MODE_SET_BITS	0x01	/* Set bits which are 1 in value */
-#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 */
-
-/*
- * SCR field definitions
- */
-
-#define SCR_SPEC_VER_0      0           /* Implements system specification 1.0 - 1.01 */
-#define SCR_SPEC_VER_1      1           /* Implements system specification 1.10 */
-#define SCR_SPEC_VER_2      2           /* Implements system specification 2.00 */
-
-/*
- * SD bus widths
- */
-#define SD_BUS_WIDTH_1      0
-#define SD_BUS_WIDTH_4      2
-
-#endif  /* MMC_MMC_PROTOCOL_H */
-
diff --git a/include/linux/mmc/sd.h b/include/linux/mmc/sd.h
new file mode 100644
index 0000000..f310062
--- /dev/null
+++ b/include/linux/mmc/sd.h
@@ -0,0 +1,83 @@
+/*
+ *  include/linux/mmc/sd.h
+ *
+ *  Copyright (C) 2005-2007 Pierre Ossman, All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or (at
+ * your option) any later version.
+ */
+
+#ifndef MMC_SD_H
+#define MMC_SD_H
+
+/* SD commands                           type  argument     response */
+  /* class 0 */
+/* This is basically the same command as for MMC with some quirks. */
+#define SD_SEND_RELATIVE_ADDR     3   /* bcr                     R6  */
+#define SD_SEND_IF_COND           8   /* bcr  [11:0] See below   R7  */
+
+  /* class 10 */
+#define SD_SWITCH                 6   /* adtc [31:0] See below   R1  */
+
+  /* Application commands */
+#define SD_APP_SET_BUS_WIDTH      6   /* ac   [1:0] bus width    R1  */
+#define SD_APP_SEND_NUM_WR_BLKS  22   /* adtc                    R1  */
+#define SD_APP_OP_COND           41   /* bcr  [31:0] OCR         R3  */
+#define SD_APP_SEND_SCR          51   /* adtc                    R1  */
+
+/*
+ * SD_SWITCH argument format:
+ *
+ *      [31] Check (0) or switch (1)
+ *      [30:24] Reserved (0)
+ *      [23:20] Function group 6
+ *      [19:16] Function group 5
+ *      [15:12] Function group 4
+ *      [11:8] Function group 3
+ *      [7:4] Function group 2
+ *      [3:0] Function group 1
+ */
+
+/*
+ * SD_SEND_IF_COND argument format:
+ *
+ *	[31:12] Reserved (0)
+ *	[11:8] Host Voltage Supply Flags
+ *	[7:0] Check Pattern (0xAA)
+ */
+
+/*
+ * SCR field definitions
+ */
+
+#define SCR_SPEC_VER_0		0	/* Implements system specification 1.0 - 1.01 */
+#define SCR_SPEC_VER_1		1	/* Implements system specification 1.10 */
+#define SCR_SPEC_VER_2		2	/* Implements system specification 2.00 */
+
+/*
+ * SD bus widths
+ */
+#define SD_BUS_WIDTH_1		0
+#define SD_BUS_WIDTH_4		2
+
+/*
+ * SD_SWITCH mode
+ */
+#define SD_SWITCH_CHECK		0
+#define SD_SWITCH_SET		1
+
+/*
+ * SD_SWITCH function groups
+ */
+#define SD_SWITCH_GRP_ACCESS	0
+
+/*
+ * SD_SWITCH access modes
+ */
+#define SD_SWITCH_ACCESS_DEF	0
+#define SD_SWITCH_ACCESS_HS	1
+
+#endif
+
diff --git a/include/linux/tifm.h b/include/linux/tifm.h
index 3deb0a6..2a19698 100644
--- a/include/linux/tifm.h
+++ b/include/linux/tifm.h
@@ -14,16 +14,16 @@
 
 #include <linux/spinlock.h>
 #include <linux/interrupt.h>
-#include <linux/wait.h>
 #include <linux/delay.h>
 #include <linux/pci.h>
-#include <linux/kthread.h>
+#include <linux/workqueue.h>
 
 /* Host registers (relative to pci base address): */
 enum {
 	FM_SET_INTERRUPT_ENABLE   = 0x008,
 	FM_CLEAR_INTERRUPT_ENABLE = 0x00c,
-	FM_INTERRUPT_STATUS       = 0x014 };
+	FM_INTERRUPT_STATUS       = 0x014
+};
 
 /* Socket registers (relative to socket base address): */
 enum {
@@ -58,14 +58,8 @@ enum {
 	SOCK_MS_DATA                   = 0x188,
 	SOCK_MS_STATUS                 = 0x18c,
 	SOCK_MS_SYSTEM                 = 0x190,
-	SOCK_FIFO_ACCESS               = 0x200 };
-
-
-#define TIFM_IRQ_ENABLE           0x80000000
-#define TIFM_IRQ_SOCKMASK(x)      (x)
-#define TIFM_IRQ_CARDMASK(x)      ((x) << 8)
-#define TIFM_IRQ_FIFOMASK(x)      ((x) << 16)
-#define TIFM_IRQ_SETALL           0xffffffff
+	SOCK_FIFO_ACCESS               = 0x200
+};
 
 #define TIFM_CTRL_LED             0x00000040
 #define TIFM_CTRL_FAST_CLK        0x00000100
@@ -73,63 +67,76 @@ enum {
 #define TIFM_SOCK_STATE_OCCUPIED  0x00000008
 #define TIFM_SOCK_STATE_POWERED   0x00000080
 
-#define TIFM_FIFO_ENABLE          0x00000001 /* Meaning of this constant is unverified */
+#define TIFM_FIFO_ENABLE          0x00000001
+#define TIFM_FIFO_READY           0x00000001
 #define TIFM_FIFO_INT_SETALL      0x0000ffff
-#define TIFM_FIFO_INTMASK         0x00000005 /* Meaning of this constant is unverified */
+#define TIFM_FIFO_INTMASK         0x00000005
+
+#define TIFM_DMA_RESET            0x00000002
+#define TIFM_DMA_TX               0x00008000
+#define TIFM_DMA_EN               0x00000001
+#define TIFM_DMA_TSIZE            0x0000007f
 
-#define TIFM_DMA_RESET            0x00000002 /* Meaning of this constant is unverified */
-#define TIFM_DMA_TX               0x00008000 /* Meaning of this constant is unverified */
-#define TIFM_DMA_EN               0x00000001 /* Meaning of this constant is unverified */
+#define TIFM_TYPE_XD 1
+#define TIFM_TYPE_MS 2
+#define TIFM_TYPE_SD 3
 
-typedef enum {FM_NULL = 0, FM_XD = 0x01, FM_MS = 0x02, FM_SD = 0x03} tifm_media_id;
+struct tifm_device_id {
+	unsigned char type;
+};
 
 struct tifm_driver;
 struct tifm_dev {
-	char __iomem            *addr;
-	spinlock_t              lock;
-	tifm_media_id           media_id;
-	unsigned int            socket_id;
+	char __iomem  *addr;
+	spinlock_t    lock;
+	unsigned char type;
+	unsigned int  socket_id;
 
-	void                    (*signal_irq)(struct tifm_dev *sock,
-					      unsigned int sock_irq_status);
+	void          (*card_event)(struct tifm_dev *sock);
+	void          (*data_event)(struct tifm_dev *sock);
 
-	struct tifm_driver      *drv;
-	struct device           dev;
+	struct device dev;
 };
 
 struct tifm_driver {
-	tifm_media_id        *id_table;
-	int                  (*probe)(struct tifm_dev *dev);
-	void                 (*remove)(struct tifm_dev *dev);
-	int                  (*suspend)(struct tifm_dev *dev,
-                                        pm_message_t state);
-	int                  (*resume)(struct tifm_dev *dev);
-
-	struct device_driver driver;
+	struct tifm_device_id *id_table;
+	int                   (*probe)(struct tifm_dev *dev);
+	void                  (*remove)(struct tifm_dev *dev);
+	int                   (*suspend)(struct tifm_dev *dev,
+					 pm_message_t state);
+	int                   (*resume)(struct tifm_dev *dev);
+
+	struct device_driver  driver;
 };
 
 struct tifm_adapter {
-	char __iomem            *addr;
-	spinlock_t              lock;
-	unsigned int            irq_status;
-	unsigned int            socket_change_set;
-	wait_queue_head_t       change_set_notify;
-	unsigned int            id;
-	unsigned int            num_sockets;
-	struct tifm_dev         **sockets;
-	struct task_struct      *media_switcher;
-	struct class_device     cdev;
-	struct device           *dev;
-
-	void                    (*eject)(struct tifm_adapter *fm, struct tifm_dev *sock);
+	char __iomem        *addr;
+	spinlock_t          lock;
+	unsigned int        irq_status;
+	unsigned int        socket_change_set;
+	unsigned int        id;
+	unsigned int        num_sockets;
+	struct completion   *finish_me;
+
+	struct work_struct  media_switcher;
+	struct class_device cdev;
+
+	void                (*eject)(struct tifm_adapter *fm,
+				     struct tifm_dev *sock);
+
+	struct tifm_dev     *sockets[0];
 };
 
-struct tifm_adapter *tifm_alloc_adapter(void);
-void tifm_free_device(struct device *dev);
-void tifm_free_adapter(struct tifm_adapter *fm);
-int tifm_add_adapter(struct tifm_adapter *fm, int (*mediathreadfn)(void *data));
+struct tifm_adapter *tifm_alloc_adapter(unsigned int num_sockets,
+					struct device *dev);
+int tifm_add_adapter(struct tifm_adapter *fm);
 void tifm_remove_adapter(struct tifm_adapter *fm);
-struct tifm_dev *tifm_alloc_device(struct tifm_adapter *fm);
+void tifm_free_adapter(struct tifm_adapter *fm);
+
+void tifm_free_device(struct device *dev);
+struct tifm_dev *tifm_alloc_device(struct tifm_adapter *fm, unsigned int id,
+				   unsigned char type);
+
 int tifm_register_driver(struct tifm_driver *drv);
 void tifm_unregister_driver(struct tifm_driver *drv);
 void tifm_eject(struct tifm_dev *sock);
@@ -137,11 +144,11 @@ int tifm_map_sg(struct tifm_dev *sock, struct scatterlist *sg, int nents,
 		int direction);
 void tifm_unmap_sg(struct tifm_dev *sock, struct scatterlist *sg, int nents,
 		   int direction);
-
+void tifm_queue_work(struct work_struct *work);
 
 static inline void *tifm_get_drvdata(struct tifm_dev *dev)
 {
-        return dev_get_drvdata(&dev->dev);
+	return dev_get_drvdata(&dev->dev);
 }
 
 static inline void tifm_set_drvdata(struct tifm_dev *dev, void *data)
@@ -149,8 +156,4 @@ static inline void tifm_set_drvdata(struct tifm_dev *dev, void *data)
 	dev_set_drvdata(&dev->dev, data);
 }
 
-struct tifm_device_id {
-	tifm_media_id media_id;
-};
-
 #endif