Merge branch 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6

* 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6:
  [media] em28xx: radio_fops should also use unlocked_ioctl
  [media] wm8775: Revert changeset fcb9757333 to avoid a regression
  [media] cx25840: Prevent device probe failure due to volume control ERANGE error
diff --git a/Documentation/filesystems/Locking b/Documentation/filesystems/Locking
index b6426f1..7686e76 100644
--- a/Documentation/filesystems/Locking
+++ b/Documentation/filesystems/Locking
@@ -18,7 +18,6 @@
 	char *(*d_dname)((struct dentry *dentry, char *buffer, int buflen);
 
 locking rules:
-	none have BKL
 		dcache_lock	rename_lock	->d_lock	may block
 d_revalidate:	no		no		no		yes
 d_hash		no		no		no		yes
@@ -42,18 +41,23 @@
 	int (*rename) (struct inode *, struct dentry *,
 			struct inode *, struct dentry *);
 	int (*readlink) (struct dentry *, char __user *,int);
-	int (*follow_link) (struct dentry *, struct nameidata *);
+	void * (*follow_link) (struct dentry *, struct nameidata *);
+	void (*put_link) (struct dentry *, struct nameidata *, void *);
 	void (*truncate) (struct inode *);
 	int (*permission) (struct inode *, int, struct nameidata *);
+	int (*check_acl)(struct inode *, int);
 	int (*setattr) (struct dentry *, struct iattr *);
 	int (*getattr) (struct vfsmount *, struct dentry *, struct kstat *);
 	int (*setxattr) (struct dentry *, const char *,const void *,size_t,int);
 	ssize_t (*getxattr) (struct dentry *, const char *, void *, size_t);
 	ssize_t (*listxattr) (struct dentry *, char *, size_t);
 	int (*removexattr) (struct dentry *, const char *);
+	void (*truncate_range)(struct inode *, loff_t, loff_t);
+	long (*fallocate)(struct inode *inode, int mode, loff_t offset, loff_t len);
+	int (*fiemap)(struct inode *, struct fiemap_extent_info *, u64 start, u64 len);
 
 locking rules:
-	all may block, none have BKL
+	all may block
 		i_mutex(inode)
 lookup:		yes
 create:		yes
@@ -66,19 +70,24 @@
 rename:		yes (all)	(see below)
 readlink:	no
 follow_link:	no
+put_link:	no
 truncate:	yes		(see below)
 setattr:	yes
 permission:	no
+check_acl:	no
 getattr:	no
 setxattr:	yes
 getxattr:	no
 listxattr:	no
 removexattr:	yes
+truncate_range:	yes
+fallocate:	no
+fiemap:		no
 	Additionally, ->rmdir(), ->unlink() and ->rename() have ->i_mutex on
 victim.
 	cross-directory ->rename() has (per-superblock) ->s_vfs_rename_sem.
 	->truncate() is never called directly - it's a callback, not a
-method. It's called by vmtruncate() - library function normally used by
+method. It's called by vmtruncate() - deprecated library function used by
 ->setattr(). Locking information above applies to that call (i.e. is
 inherited from ->setattr() - vmtruncate() is used when ATTR_SIZE had been
 passed).
@@ -91,7 +100,7 @@
 	struct inode *(*alloc_inode)(struct super_block *sb);
 	void (*destroy_inode)(struct inode *);
 	void (*dirty_inode) (struct inode *);
-	int (*write_inode) (struct inode *, int);
+	int (*write_inode) (struct inode *, struct writeback_control *wbc);
 	int (*drop_inode) (struct inode *);
 	void (*evict_inode) (struct inode *);
 	void (*put_super) (struct super_block *);
@@ -105,10 +114,11 @@
 	int (*show_options)(struct seq_file *, struct vfsmount *);
 	ssize_t (*quota_read)(struct super_block *, int, char *, size_t, loff_t);
 	ssize_t (*quota_write)(struct super_block *, int, const char *, size_t, loff_t);
+	int (*bdev_try_to_free_page)(struct super_block*, struct page*, gfp_t);
+	int (*trim_fs) (struct super_block *, struct fstrim_range *);
 
 locking rules:
 	All may block [not true, see below]
-	None have BKL
 			s_umount
 alloc_inode:
 destroy_inode:
@@ -127,6 +137,8 @@
 show_options:		no		(namespace_sem)
 quota_read:		no		(see below)
 quota_write:		no		(see below)
+bdev_try_to_free_page:	no		(see below)
+trim_fs:		no
 
 ->statfs() has s_umount (shared) when called by ustat(2) (native or
 compat), but that's an accident of bad API; s_umount is used to pin
@@ -139,19 +151,25 @@
 dqio_sem) (unless an admin really wants to screw up something and
 writes to quota files with quotas on). For other details about locking
 see also dquot_operations section.
+->bdev_try_to_free_page is called from the ->releasepage handler of
+the block device inode.  See there for more details.
 
 --------------------------- file_system_type ---------------------------
 prototypes:
 	int (*get_sb) (struct file_system_type *, int,
 		       const char *, void *, struct vfsmount *);
+	struct dentry *(*mount) (struct file_system_type *, int,
+		       const char *, void *);
 	void (*kill_sb) (struct super_block *);
 locking rules:
-		may block	BKL
-get_sb		yes		no
-kill_sb		yes		no
+		may block
+get_sb		yes
+mount		yes
+kill_sb		yes
 
 ->get_sb() returns error or 0 with locked superblock attached to the vfsmount
 (exclusive on ->s_umount).
+->mount() returns ERR_PTR or the root dentry.
 ->kill_sb() takes a write-locked superblock, does all shutdown work on it,
 unlocks and drops the reference.
 
@@ -176,27 +194,35 @@
 	void (*freepage)(struct page *);
 	int (*direct_IO)(int, struct kiocb *, const struct iovec *iov,
 			loff_t offset, unsigned long nr_segs);
-	int (*launder_page) (struct page *);
+	int (*get_xip_mem)(struct address_space *, pgoff_t, int, void **,
+				unsigned long *);
+	int (*migratepage)(struct address_space *, struct page *, struct page *);
+	int (*launder_page)(struct page *);
+	int (*is_partially_uptodate)(struct page *, read_descriptor_t *, unsigned long);
+	int (*error_remove_page)(struct address_space *, struct page *);
 
 locking rules:
 	All except set_page_dirty and freepage may block
 
-			BKL	PageLocked(page)	i_mutex
-writepage:		no	yes, unlocks (see below)
-readpage:		no	yes, unlocks
-sync_page:		no	maybe
-writepages:		no
-set_page_dirty		no	no
-readpages:		no
-write_begin:		no	locks the page		yes
-write_end:		no	yes, unlocks		yes
-perform_write:		no	n/a			yes
-bmap:			no
-invalidatepage:		no	yes
-releasepage:		no	yes
-freepage:		no	yes
-direct_IO:		no
-launder_page:		no	yes
+			PageLocked(page)	i_mutex
+writepage:		yes, unlocks (see below)
+readpage:		yes, unlocks
+sync_page:		maybe
+writepages:
+set_page_dirty		no
+readpages:
+write_begin:		locks the page		yes
+write_end:		yes, unlocks		yes
+bmap:
+invalidatepage:		yes
+releasepage:		yes
+freepage:		yes
+direct_IO:
+get_xip_mem:					maybe
+migratepage:		yes (both)
+launder_page:		yes
+is_partially_uptodate:	yes
+error_remove_page:	yes
 
 	->write_begin(), ->write_end(), ->sync_page() and ->readpage()
 may be called from the request handler (/dev/loop).
@@ -276,9 +302,8 @@
 not locked.
 
 	->bmap() is currently used by legacy ioctl() (FIBMAP) provided by some
-filesystems and by the swapper. The latter will eventually go away. All
-instances do not actually need the BKL. Please, keep it that way and don't
-breed new callers.
+filesystems and by the swapper. The latter will eventually go away.  Please,
+keep it that way and don't breed new callers.
 
 	->invalidatepage() is called when the filesystem must attempt to drop
 some or all of the buffers from the page when it is being truncated.  It
@@ -299,47 +324,37 @@
 getting mapped back in and redirtied, it needs to be kept locked
 across the entire operation.
 
-	Note: currently almost all instances of address_space methods are
-using BKL for internal serialization and that's one of the worst sources
-of contention. Normally they are calling library functions (in fs/buffer.c)
-and pass foo_get_block() as a callback (on local block-based filesystems,
-indeed). BKL is not needed for library stuff and is usually taken by
-foo_get_block(). It's an overkill, since block bitmaps can be protected by
-internal fs locking and real critical areas are much smaller than the areas
-filesystems protect now.
-
 ----------------------- file_lock_operations ------------------------------
 prototypes:
-	void (*fl_insert)(struct file_lock *);	/* lock insertion callback */
-	void (*fl_remove)(struct file_lock *);	/* lock removal callback */
 	void (*fl_copy_lock)(struct file_lock *, struct file_lock *);
 	void (*fl_release_private)(struct file_lock *);
 
 
 locking rules:
-			BKL	may block
-fl_insert:		yes	no
-fl_remove:		yes	no
-fl_copy_lock:		yes	no
-fl_release_private:	yes	yes
+			file_lock_lock	may block
+fl_copy_lock:		yes		no
+fl_release_private:	maybe		no
 
 ----------------------- lock_manager_operations ---------------------------
 prototypes:
 	int (*fl_compare_owner)(struct file_lock *, struct file_lock *);
 	void (*fl_notify)(struct file_lock *);  /* unblock callback */
+	int (*fl_grant)(struct file_lock *, struct file_lock *, int);
 	void (*fl_release_private)(struct file_lock *);
 	void (*fl_break)(struct file_lock *); /* break_lease callback */
+	int (*fl_mylease)(struct file_lock *, struct file_lock *);
+	int (*fl_change)(struct file_lock **, int);
 
 locking rules:
-			BKL	may block
-fl_compare_owner:	yes	no
-fl_notify:		yes	no
-fl_release_private:	yes	yes
-fl_break:		yes	no
+			file_lock_lock	may block
+fl_compare_owner:	yes		no
+fl_notify:		yes		no
+fl_grant:		no		no
+fl_release_private:	maybe		no
+fl_break:		yes		no
+fl_mylease:		yes		no
+fl_change		yes		no
 
-	Currently only NFSD and NLM provide instances of this class. None of the
-them block. If you have out-of-tree instances - please, show up. Locking
-in that area will change.
 --------------------------- buffer_head -----------------------------------
 prototypes:
 	void (*b_end_io)(struct buffer_head *bh, int uptodate);
@@ -364,17 +379,17 @@
 	void (*swap_slot_free_notify) (struct block_device *, unsigned long);
 
 locking rules:
-			BKL	bd_mutex
-open:			no	yes
-release:		no	yes
-ioctl:			no	no
-compat_ioctl:		no	no
-direct_access:		no	no
-media_changed:		no	no
-unlock_native_capacity:	no	no
-revalidate_disk:	no	no
-getgeo:			no	no
-swap_slot_free_notify:	no	no	(see below)
+			bd_mutex
+open:			yes
+release:		yes
+ioctl:			no
+compat_ioctl:		no
+direct_access:		no
+media_changed:		no
+unlock_native_capacity:	no
+revalidate_disk:	no
+getgeo:			no
+swap_slot_free_notify:	no	(see below)
 
 media_changed, unlock_native_capacity and revalidate_disk are called only from
 check_disk_change().
@@ -413,34 +428,21 @@
 	unsigned long (*get_unmapped_area)(struct file *, unsigned long,
 			unsigned long, unsigned long, unsigned long);
 	int (*check_flags)(int);
+	int (*flock) (struct file *, int, struct file_lock *);
+	ssize_t (*splice_write)(struct pipe_inode_info *, struct file *, loff_t *,
+			size_t, unsigned int);
+	ssize_t (*splice_read)(struct file *, loff_t *, struct pipe_inode_info *,
+			size_t, unsigned int);
+	int (*setlease)(struct file *, long, struct file_lock **);
 };
 
 locking rules:
-	All may block.
-			BKL
-llseek:			no	(see below)
-read:			no
-aio_read:		no
-write:			no
-aio_write:		no
-readdir: 		no
-poll:			no
-unlocked_ioctl:		no
-compat_ioctl:		no
-mmap:			no
-open:			no
-flush:			no
-release:		no
-fsync:			no	(see below)
-aio_fsync:		no
-fasync:			no
-lock:			yes
-readv:			no
-writev:			no
-sendfile:		no
-sendpage:		no
-get_unmapped_area:	no
-check_flags:		no
+	All may block except for ->setlease.
+	No VFS locks held on entry except for ->fsync and ->setlease.
+
+->fsync() has i_mutex on inode.
+
+->setlease has the file_list_lock held and must not sleep.
 
 ->llseek() locking has moved from llseek to the individual llseek
 implementations.  If your fs is not using generic_file_llseek, you
@@ -450,17 +452,10 @@
 Note: this does not protect the file->f_pos against concurrent modifications
 since this is something the userspace has to take care about.
 
-Note: ext2_release() was *the* source of contention on fs-intensive
-loads and dropping BKL on ->release() helps to get rid of that (we still
-grab BKL for cases when we close a file that had been opened r/w, but that
-can and should be done using the internal locking with smaller critical areas).
-Current worst offender is ext2_get_block()...
-
-->fasync() is called without BKL protection, and is responsible for
-maintaining the FASYNC bit in filp->f_flags.  Most instances call
-fasync_helper(), which does that maintenance, so it's not normally
-something one needs to worry about.  Return values > 0 will be mapped to
-zero in the VFS layer.
+->fasync() is responsible for maintaining the FASYNC bit in filp->f_flags.
+Most instances call fasync_helper(), which does that maintenance, so it's
+not normally something one needs to worry about.  Return values > 0 will be
+mapped to zero in the VFS layer.
 
 ->readdir() and ->ioctl() on directories must be changed. Ideally we would
 move ->readdir() to inode_operations and use a separate method for directory
@@ -471,8 +466,6 @@
 ->read on directories probably must go away - we should just enforce -EISDIR
 in sys_read() and friends.
 
-->fsync() has i_mutex on inode.
-
 --------------------------- dquot_operations -------------------------------
 prototypes:
 	int (*write_dquot) (struct dquot *);
@@ -507,12 +500,12 @@
 	int (*access)(struct vm_area_struct *, unsigned long, void*, int, int);
 
 locking rules:
-		BKL	mmap_sem	PageLocked(page)
-open:		no	yes
-close:		no	yes
-fault:		no	yes		can return with page locked
-page_mkwrite:	no	yes		can return with page locked
-access:		no	yes
+		mmap_sem	PageLocked(page)
+open:		yes
+close:		yes
+fault:		yes		can return with page locked
+page_mkwrite:	yes		can return with page locked
+access:		yes
 
 	->fault() is called when a previously not present pte is about
 to be faulted in. The filesystem must find and return the page associated
@@ -539,6 +532,3 @@
 
 (if you break something or notice that it is broken and do not fix it yourself
 - at least put it here)
-
-ipc/shm.c::shm_delete() - may need BKL.
-->read() and ->write() in many drivers are (probably) missing BKL.
diff --git a/arch/x86/kvm/i8259.c b/arch/x86/kvm/i8259.c
index f628234..3cece05 100644
--- a/arch/x86/kvm/i8259.c
+++ b/arch/x86/kvm/i8259.c
@@ -575,6 +575,8 @@
 	s->pics[1].elcr_mask = 0xde;
 	s->pics[0].pics_state = s;
 	s->pics[1].pics_state = s;
+	s->pics[0].isr_ack = 0xff;
+	s->pics[1].isr_ack = 0xff;
 
 	/*
 	 * Initialize PIO device
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index fb8b376..fbb04ae 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -2394,7 +2394,8 @@
 			ASSERT(!VALID_PAGE(root));
 			spin_lock(&vcpu->kvm->mmu_lock);
 			kvm_mmu_free_some_pages(vcpu);
-			sp = kvm_mmu_get_page(vcpu, i << 30, i << 30,
+			sp = kvm_mmu_get_page(vcpu, i << (30 - PAGE_SHIFT),
+					      i << 30,
 					      PT32_ROOT_LEVEL, 1, ACC_ALL,
 					      NULL);
 			root = __pa(sp->spt);
diff --git a/drivers/dma/mv_xor.c b/drivers/dma/mv_xor.c
index 411d5bf..a25f5f6 100644
--- a/drivers/dma/mv_xor.c
+++ b/drivers/dma/mv_xor.c
@@ -449,7 +449,7 @@
 static void mv_xor_tasklet(unsigned long data)
 {
 	struct mv_xor_chan *chan = (struct mv_xor_chan *) data;
-	__mv_xor_slot_cleanup(chan);
+	mv_xor_slot_cleanup(chan);
 }
 
 static struct mv_xor_desc_slot *
diff --git a/drivers/gpu/drm/i915/dvo_ch7017.c b/drivers/gpu/drm/i915/dvo_ch7017.c
index af70337..d3e8c54 100644
--- a/drivers/gpu/drm/i915/dvo_ch7017.c
+++ b/drivers/gpu/drm/i915/dvo_ch7017.c
@@ -242,7 +242,7 @@
 
 static enum drm_connector_status ch7017_detect(struct intel_dvo_device *dvo)
 {
-	return connector_status_unknown;
+	return connector_status_connected;
 }
 
 static enum drm_mode_status ch7017_mode_valid(struct intel_dvo_device *dvo,
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index e680081..cb900dc 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -34,6 +34,7 @@
 #include "i915_drm.h"
 #include "i915_drv.h"
 #include "i915_trace.h"
+#include "../../../platform/x86/intel_ips.h"
 #include <linux/pci.h>
 #include <linux/vgaarb.h>
 #include <linux/acpi.h>
@@ -1871,6 +1872,26 @@
 EXPORT_SYMBOL_GPL(i915_gpu_turbo_disable);
 
 /**
+ * Tells the intel_ips driver that the i915 driver is now loaded, if
+ * IPS got loaded first.
+ *
+ * This awkward dance is so that neither module has to depend on the
+ * other in order for IPS to do the appropriate communication of
+ * GPU turbo limits to i915.
+ */
+static void
+ips_ping_for_i915_load(void)
+{
+	void (*link)(void);
+
+	link = symbol_get(ips_link_to_i915_driver);
+	if (link) {
+		link();
+		symbol_put(ips_link_to_i915_driver);
+	}
+}
+
+/**
  * i915_driver_load - setup chip and create an initial config
  * @dev: DRM device
  * @flags: startup flags
@@ -2075,6 +2096,8 @@
 	dev_priv->mchdev_lock = &mchdev_lock;
 	spin_unlock(&mchdev_lock);
 
+	ips_ping_for_i915_load();
+
 	return 0;
 
 out_workqueue_free:
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 878fc76..cb8f434 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -2471,6 +2471,9 @@
 # define MARIUNIT_CLOCK_GATE_DISABLE		(1 << 18)
 # define SVSMUNIT_CLOCK_GATE_DISABLE		(1 << 1)
 
+#define PCH_3DCGDIS1		0x46024
+# define VFMUNIT_CLOCK_GATE_DISABLE		(1 << 11)
+
 #define FDI_PLL_FREQ_CTL        0x46030
 #define  FDI_PLL_FREQ_CHANGE_REQUEST    (1<<24)
 #define  FDI_PLL_FREQ_LOCK_LIMIT_MASK   0xfff00
@@ -2588,6 +2591,13 @@
 #define ILK_DISPLAY_CHICKEN2	0x42004
 #define  ILK_DPARB_GATE	(1<<22)
 #define  ILK_VSDPFD_FULL	(1<<21)
+#define ILK_DISPLAY_CHICKEN_FUSES	0x42014
+#define  ILK_INTERNAL_GRAPHICS_DISABLE	(1<<31)
+#define  ILK_INTERNAL_DISPLAY_DISABLE	(1<<30)
+#define  ILK_DISPLAY_DEBUG_DISABLE	(1<<29)
+#define  ILK_HDCP_DISABLE		(1<<25)
+#define  ILK_eDP_A_DISABLE		(1<<24)
+#define  ILK_DESKTOP			(1<<23)
 #define ILK_DSPCLK_GATE		0x42020
 #define  ILK_DPARB_CLK_GATE	(1<<5)
 /* According to spec this bit 7/8/9 of 0x42020 should be set to enable FBC */
diff --git a/drivers/gpu/drm/i915/intel_bios.c b/drivers/gpu/drm/i915/intel_bios.c
index 2b20786..b0b1200 100644
--- a/drivers/gpu/drm/i915/intel_bios.c
+++ b/drivers/gpu/drm/i915/intel_bios.c
@@ -270,7 +270,7 @@
 					general->ssc_freq ? 66 : 48;
 			else if (IS_GEN5(dev) || IS_GEN6(dev))
 				dev_priv->lvds_ssc_freq =
-					general->ssc_freq ? 120 : 100;
+					general->ssc_freq ? 100 : 120;
 			else
 				dev_priv->lvds_ssc_freq =
 					general->ssc_freq ? 100 : 96;
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index d9b7092..fca5232 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -5379,6 +5379,23 @@
 	return index_mask;
 }
 
+static bool has_edp_a(struct drm_device *dev)
+{
+	struct drm_i915_private *dev_priv = dev->dev_private;
+
+	if (!IS_MOBILE(dev))
+		return false;
+
+	if ((I915_READ(DP_A) & DP_DETECTED) == 0)
+		return false;
+
+	if (IS_GEN5(dev) &&
+	    (I915_READ(ILK_DISPLAY_CHICKEN_FUSES) & ILK_eDP_A_DISABLE))
+		return false;
+
+	return true;
+}
+
 static void intel_setup_outputs(struct drm_device *dev)
 {
 	struct drm_i915_private *dev_priv = dev->dev_private;
@@ -5396,7 +5413,7 @@
 	if (HAS_PCH_SPLIT(dev)) {
 		dpd_is_edp = intel_dpd_is_edp(dev);
 
-		if (IS_MOBILE(dev) && (I915_READ(DP_A) & DP_DETECTED))
+		if (has_edp_a(dev))
 			intel_dp_init(dev, DP_A);
 
 		if (dpd_is_edp && (I915_READ(PCH_DP_D) & DP_DETECTED))
@@ -5825,6 +5842,8 @@
 			I915_WRITE(PCH_3DCGDIS0,
 				   MARIUNIT_CLOCK_GATE_DISABLE |
 				   SVSMUNIT_CLOCK_GATE_DISABLE);
+			I915_WRITE(PCH_3DCGDIS1,
+				   VFMUNIT_CLOCK_GATE_DISABLE);
 		}
 
 		I915_WRITE(PCH_DSPCLK_GATE_D, dspclk_gate);
diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c
index 27e63ab..6bc42fa 100644
--- a/drivers/gpu/drm/i915/intel_sdvo.c
+++ b/drivers/gpu/drm/i915/intel_sdvo.c
@@ -2040,13 +2040,14 @@
 					   SDVO_COLORIMETRY_RGB256);
 		connector->connector_type = DRM_MODE_CONNECTOR_HDMIA;
 
-		intel_sdvo_add_hdmi_properties(intel_sdvo_connector);
 		intel_sdvo->is_hdmi = true;
 	}
 	intel_sdvo->base.clone_mask = ((1 << INTEL_SDVO_NON_TV_CLONE_BIT) |
 				       (1 << INTEL_ANALOG_CLONE_BIT));
 
 	intel_sdvo_connector_init(intel_sdvo_connector, intel_sdvo);
+	if (intel_sdvo->is_hdmi)
+		intel_sdvo_add_hdmi_properties(intel_sdvo_connector);
 
 	return true;
 }
diff --git a/drivers/hwmon/s3c-hwmon.c b/drivers/hwmon/s3c-hwmon.c
index 05248f2..92b42db 100644
--- a/drivers/hwmon/s3c-hwmon.c
+++ b/drivers/hwmon/s3c-hwmon.c
@@ -234,7 +234,6 @@
 	attr->index = channel;
 	attr->dev_attr.attr.name  = attrs->in_name;
 	attr->dev_attr.attr.mode  = S_IRUGO;
-	attr->dev_attr.attr.owner = THIS_MODULE;
 	attr->dev_attr.show = s3c_hwmon_ch_show;
 
 	ret =  device_create_file(dev, &attr->dev_attr);
@@ -252,7 +251,6 @@
 		attr->index = channel;
 		attr->dev_attr.attr.name  = attrs->label_name;
 		attr->dev_attr.attr.mode  = S_IRUGO;
-		attr->dev_attr.attr.owner = THIS_MODULE;
 		attr->dev_attr.show = s3c_hwmon_label_show;
 
 		ret = device_create_file(dev, &attr->dev_attr);
diff --git a/drivers/platform/x86/intel_ips.c b/drivers/platform/x86/intel_ips.c
index c44a5e8..f0b3ad1 100644
--- a/drivers/platform/x86/intel_ips.c
+++ b/drivers/platform/x86/intel_ips.c
@@ -75,6 +75,7 @@
 #include <drm/i915_drm.h>
 #include <asm/msr.h>
 #include <asm/processor.h>
+#include "intel_ips.h"
 
 #define PCI_DEVICE_ID_INTEL_THERMAL_SENSOR 0x3b32
 
@@ -245,6 +246,7 @@
 #define thm_writel(off, val) writel((val), ips->regmap + (off))
 
 static const int IPS_ADJUST_PERIOD = 5000; /* ms */
+static bool late_i915_load = false;
 
 /* For initial average collection */
 static const int IPS_SAMPLE_PERIOD = 200; /* ms */
@@ -339,6 +341,9 @@
 	u64 orig_turbo_ratios;
 };
 
+static bool
+ips_gpu_turbo_enabled(struct ips_driver *ips);
+
 /**
  * ips_cpu_busy - is CPU busy?
  * @ips: IPS driver struct
@@ -517,7 +522,7 @@
  */
 static bool ips_gpu_busy(struct ips_driver *ips)
 {
-	if (!ips->gpu_turbo_enabled)
+	if (!ips_gpu_turbo_enabled(ips))
 		return false;
 
 	return ips->gpu_busy();
@@ -532,7 +537,7 @@
  */
 static void ips_gpu_raise(struct ips_driver *ips)
 {
-	if (!ips->gpu_turbo_enabled)
+	if (!ips_gpu_turbo_enabled(ips))
 		return;
 
 	if (!ips->gpu_raise())
@@ -549,7 +554,7 @@
  */
 static void ips_gpu_lower(struct ips_driver *ips)
 {
-	if (!ips->gpu_turbo_enabled)
+	if (!ips_gpu_turbo_enabled(ips))
 		return;
 
 	if (!ips->gpu_lower())
@@ -1454,6 +1459,31 @@
 	return false;
 }
 
+static bool
+ips_gpu_turbo_enabled(struct ips_driver *ips)
+{
+	if (!ips->gpu_busy && late_i915_load) {
+		if (ips_get_i915_syms(ips)) {
+			dev_info(&ips->dev->dev,
+				 "i915 driver attached, reenabling gpu turbo\n");
+			ips->gpu_turbo_enabled = !(thm_readl(THM_HTS) & HTS_GTD_DIS);
+		}
+	}
+
+	return ips->gpu_turbo_enabled;
+}
+
+void
+ips_link_to_i915_driver()
+{
+	/* We can't cleanly get at the various ips_driver structs from
+	 * this caller (the i915 driver), so just set a flag saying
+	 * that it's time to try getting the symbols again.
+	 */
+	late_i915_load = true;
+}
+EXPORT_SYMBOL_GPL(ips_link_to_i915_driver);
+
 static DEFINE_PCI_DEVICE_TABLE(ips_id_table) = {
 	{ PCI_DEVICE(PCI_VENDOR_ID_INTEL,
 		     PCI_DEVICE_ID_INTEL_THERMAL_SENSOR), },
diff --git a/drivers/platform/x86/intel_ips.h b/drivers/platform/x86/intel_ips.h
new file mode 100644
index 0000000..73299be
--- /dev/null
+++ b/drivers/platform/x86/intel_ips.h
@@ -0,0 +1,21 @@
+/*
+ * Copyright (c) 2010 Intel Corporation
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * The full GNU General Public License is included in this distribution in
+ * the file called "COPYING".
+ */
+
+void ips_link_to_i915_driver(void);
diff --git a/drivers/spi/coldfire_qspi.c b/drivers/spi/coldfire_qspi.c
index 052b3c7..8856bcc 100644
--- a/drivers/spi/coldfire_qspi.c
+++ b/drivers/spi/coldfire_qspi.c
@@ -317,7 +317,7 @@
 		msg = container_of(mcfqspi->msgq.next, struct spi_message,
 				   queue);
 
-		list_del_init(&mcfqspi->msgq);
+		list_del_init(&msg->queue);
 		spin_unlock_irqrestore(&mcfqspi->lock, flags);
 
 		spi = msg->spi;
diff --git a/drivers/spi/omap2_mcspi.c b/drivers/spi/omap2_mcspi.c
index 2a651e6..951a160f 100644
--- a/drivers/spi/omap2_mcspi.c
+++ b/drivers/spi/omap2_mcspi.c
@@ -1305,10 +1305,49 @@
 /* work with hotplug and coldplug */
 MODULE_ALIAS("platform:omap2_mcspi");
 
+#ifdef	CONFIG_SUSPEND
+/*
+ * When SPI wake up from off-mode, CS is in activate state. If it was in
+ * unactive state when driver was suspend, then force it to unactive state at
+ * wake up.
+ */
+static int omap2_mcspi_resume(struct device *dev)
+{
+	struct spi_master	*master = dev_get_drvdata(dev);
+	struct omap2_mcspi	*mcspi = spi_master_get_devdata(master);
+	struct omap2_mcspi_cs *cs;
+
+	omap2_mcspi_enable_clocks(mcspi);
+	list_for_each_entry(cs, &omap2_mcspi_ctx[master->bus_num - 1].cs,
+			    node) {
+		if ((cs->chconf0 & OMAP2_MCSPI_CHCONF_FORCE) == 0) {
+
+			/*
+			 * We need to toggle CS state for OMAP take this
+			 * change in account.
+			 */
+			MOD_REG_BIT(cs->chconf0, OMAP2_MCSPI_CHCONF_FORCE, 1);
+			__raw_writel(cs->chconf0, cs->base + OMAP2_MCSPI_CHCONF0);
+			MOD_REG_BIT(cs->chconf0, OMAP2_MCSPI_CHCONF_FORCE, 0);
+			__raw_writel(cs->chconf0, cs->base + OMAP2_MCSPI_CHCONF0);
+		}
+	}
+	omap2_mcspi_disable_clocks(mcspi);
+	return 0;
+}
+#else
+#define	omap2_mcspi_resume	NULL
+#endif
+
+static const struct dev_pm_ops omap2_mcspi_pm_ops = {
+	.resume = omap2_mcspi_resume,
+};
+
 static struct platform_driver omap2_mcspi_driver = {
 	.driver = {
 		.name =		"omap2_mcspi",
 		.owner =	THIS_MODULE,
+		.pm =		&omap2_mcspi_pm_ops
 	},
 	.remove =	__exit_p(omap2_mcspi_remove),
 };
diff --git a/drivers/staging/zram/zram_drv.c b/drivers/staging/zram/zram_drv.c
index 8c3c057..d0e9e02 100644
--- a/drivers/staging/zram/zram_drv.c
+++ b/drivers/staging/zram/zram_drv.c
@@ -435,12 +435,6 @@
 	int ret = 0;
 	struct zram *zram = queue->queuedata;
 
-	if (unlikely(!zram->init_done)) {
-		set_bit(BIO_UPTODATE, &bio->bi_flags);
-		bio_endio(bio, 0);
-		return 0;
-	}
-
 	if (!valid_io_request(zram, bio)) {
 		zram_stat64_inc(zram, &zram->stats.invalid_io);
 		bio_io_error(bio);
diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h
index 9d8688b..8cd00ad 100644
--- a/include/linux/dmaengine.h
+++ b/include/linux/dmaengine.h
@@ -824,6 +824,8 @@
 #ifdef CONFIG_DMA_ENGINE
 enum dma_status dma_wait_for_async_tx(struct dma_async_tx_descriptor *tx);
 void dma_issue_pending_all(void);
+struct dma_chan *__dma_request_channel(dma_cap_mask_t *mask, dma_filter_fn fn, void *fn_param);
+void dma_release_channel(struct dma_chan *chan);
 #else
 static inline enum dma_status dma_wait_for_async_tx(struct dma_async_tx_descriptor *tx)
 {
@@ -831,7 +833,14 @@
 }
 static inline void dma_issue_pending_all(void)
 {
-	do { } while (0);
+}
+static inline struct dma_chan *__dma_request_channel(dma_cap_mask_t *mask,
+					      dma_filter_fn fn, void *fn_param)
+{
+	return NULL;
+}
+static inline void dma_release_channel(struct dma_chan *chan)
+{
 }
 #endif
 
@@ -842,8 +851,6 @@
 void dma_run_dependencies(struct dma_async_tx_descriptor *tx);
 struct dma_chan *dma_find_channel(enum dma_transaction_type tx_type);
 #define dma_request_channel(mask, x, y) __dma_request_channel(&(mask), x, y)
-struct dma_chan *__dma_request_channel(dma_cap_mask_t *mask, dma_filter_fn fn, void *fn_param);
-void dma_release_channel(struct dma_chan *chan);
 
 /* --- Helper iov-locking functions --- */
 
diff --git a/init/do_mounts.c b/init/do_mounts.c
index 830aaec..2b54bef3 100644
--- a/init/do_mounts.c
+++ b/init/do_mounts.c
@@ -93,7 +93,7 @@
  *
  * Returns the matching dev_t on success or 0 on failure.
  */
-static dev_t __init devt_from_partuuid(char *uuid_str)
+static dev_t devt_from_partuuid(char *uuid_str)
 {
 	dev_t res = 0;
 	struct device *dev = NULL;
diff --git a/kernel/user.c b/kernel/user.c
index 2c7d8d5..5c598ca 100644
--- a/kernel/user.c
+++ b/kernel/user.c
@@ -158,6 +158,7 @@
 		spin_lock_irq(&uidhash_lock);
 		up = uid_hash_find(uid, hashent);
 		if (up) {
+			put_user_ns(ns);
 			key_put(new->uid_keyring);
 			key_put(new->session_keyring);
 			kmem_cache_free(uid_cachep, new);
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 7a22b41..00bb8a6 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -1925,19 +1925,18 @@
 
 		rcu_read_lock();
 		p = rcu_dereference(mm->owner);
-		VM_BUG_ON(!p);
 		/*
-		 * because we don't have task_lock(), "p" can exit while
-		 * we're here. In that case, "mem" can point to root
-		 * cgroup but never be NULL. (and task_struct itself is freed
-		 * by RCU, cgroup itself is RCU safe.) Then, we have small
-		 * risk here to get wrong cgroup. But such kind of mis-account
-		 * by race always happens because we don't have cgroup_mutex().
-		 * It's overkill and we allow that small race, here.
+		 * Because we don't have task_lock(), "p" can exit.
+		 * In that case, "mem" can point to root or p can be NULL with
+		 * race with swapoff. Then, we have small risk of mis-accouning.
+		 * But such kind of mis-account by race always happens because
+		 * we don't have cgroup_mutex(). It's overkill and we allo that
+		 * small race, here.
+		 * (*) swapoff at el will charge against mm-struct not against
+		 * task-struct. So, mm->owner can be NULL.
 		 */
 		mem = mem_cgroup_from_task(p);
-		VM_BUG_ON(!mem);
-		if (mem_cgroup_is_root(mem)) {
+		if (!mem || mem_cgroup_is_root(mem)) {
 			rcu_read_unlock();
 			goto done;
 		}
diff --git a/scripts/kconfig/menu.c b/scripts/kconfig/menu.c
index b9d9aa1..5f77dcb 100644
--- a/scripts/kconfig/menu.c
+++ b/scripts/kconfig/menu.c
@@ -140,6 +140,20 @@
 		}
 		if (current_entry->prompt && current_entry != &rootmenu)
 			prop_warn(prop, "prompt redefined");
+
+		/* Apply all upper menus' visibilities to actual prompts. */
+		if(type == P_PROMPT) {
+			struct menu *menu = current_entry;
+
+			while ((menu = menu->parent) != NULL) {
+				if (!menu->visibility)
+					continue;
+				prop->visible.expr
+					= expr_alloc_and(prop->visible.expr,
+							 menu->visibility);
+			}
+		}
+
 		current_entry->prompt = prop;
 	}
 	prop->text = prompt;
diff --git a/sound/oss/soundcard.c b/sound/oss/soundcard.c
index 46c0d03..fcb14a09 100644
--- a/sound/oss/soundcard.c
+++ b/sound/oss/soundcard.c
@@ -87,7 +87,7 @@
 	int             i, n;
 
 	for (i = 0; i < num_mixer_volumes; i++) {
-		if (strcmp(name, mixer_vols[i].name) == 0) {
+		if (strncmp(name, mixer_vols[i].name, 32) == 0) {
 			if (present)
 				mixer_vols[i].num = i;
 			return mixer_vols[i].levels;
@@ -99,7 +99,7 @@
 	}
 	n = num_mixer_volumes++;
 
-	strcpy(mixer_vols[n].name, name);
+	strncpy(mixer_vols[n].name, name, 32);
 
 	if (present)
 		mixer_vols[n].num = n;
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index b030c8e..a1c4008 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -2300,6 +2300,7 @@
 	SND_PCI_QUIRK(0x1028, 0x01cc, "Dell D820", POS_FIX_LPIB),
 	SND_PCI_QUIRK(0x1028, 0x01de, "Dell Precision 390", POS_FIX_LPIB),
 	SND_PCI_QUIRK(0x1028, 0x01f6, "Dell Latitude 131L", POS_FIX_LPIB),
+	SND_PCI_QUIRK(0x1028, 0x0470, "Dell Inspiron 1120", POS_FIX_LPIB),
 	SND_PCI_QUIRK(0x103c, 0x306d, "HP dv3", POS_FIX_LPIB),
 	SND_PCI_QUIRK(0x1043, 0x813d, "ASUS P5AD2", POS_FIX_LPIB),
 	SND_PCI_QUIRK(0x1043, 0x81b3, "ASUS", POS_FIX_LPIB),
diff --git a/sound/soc/codecs/max98088.c b/sound/soc/codecs/max98088.c
index d63e287..6447dbb 100644
--- a/sound/soc/codecs/max98088.c
+++ b/sound/soc/codecs/max98088.c
@@ -40,7 +40,6 @@
 };
 
 struct max98088_priv {
-       u8 reg_cache[M98088_REG_CNT];
        enum max98088_type devtype;
        void *control_data;
        struct max98088_pdata *pdata;
@@ -1588,7 +1587,7 @@
 
 static void max98088_sync_cache(struct snd_soc_codec *codec)
 {
-       struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec);
+       u16 *reg_cache = codec->reg_cache;
        int i;
 
        if (!codec->cache_sync)
@@ -1599,14 +1598,14 @@
        /* write back cached values if they're writeable and
         * different from the hardware default.
         */
-       for (i = 1; i < ARRAY_SIZE(max98088->reg_cache); i++) {
+       for (i = 1; i < codec->driver->reg_cache_size; i++) {
                if (!max98088_access[i].writable)
                        continue;
 
-               if (max98088->reg_cache[i] == max98088_reg[i])
+               if (reg_cache[i] == max98088_reg[i])
                        continue;
 
-               snd_soc_write(codec, i, max98088->reg_cache[i]);
+               snd_soc_write(codec, i, reg_cache[i]);
        }
 
        codec->cache_sync = 0;
@@ -1951,7 +1950,6 @@
        int ret = 0;
 
        codec->cache_sync = 1;
-       memcpy(codec->reg_cache, max98088_reg, sizeof(max98088_reg));
 
        ret = snd_soc_codec_set_cache_io(codec, 8, 8, SND_SOC_I2C);
        if (ret != 0) {
diff --git a/sound/soc/codecs/wm8523.c b/sound/soc/codecs/wm8523.c
index 9a433a5..deca79e 100644
--- a/sound/soc/codecs/wm8523.c
+++ b/sound/soc/codecs/wm8523.c
@@ -41,7 +41,6 @@
 /* codec private data */
 struct wm8523_priv {
 	enum snd_soc_control_type control_type;
-	u16 reg_cache[WM8523_REGISTER_COUNT];
 	struct regulator_bulk_data supplies[WM8523_NUM_SUPPLIES];
 	unsigned int sysclk;
 	unsigned int rate_constraint_list[WM8523_NUM_RATES];
@@ -314,6 +313,7 @@
 				 enum snd_soc_bias_level level)
 {
 	struct wm8523_priv *wm8523 = snd_soc_codec_get_drvdata(codec);
+	u16 *reg_cache = codec->reg_cache;
 	int ret, i;
 
 	switch (level) {
@@ -344,7 +344,7 @@
 			/* Sync back default/cached values */
 			for (i = WM8523_AIF_CTRL1;
 			     i < WM8523_MAX_REGISTER; i++)
-				snd_soc_write(codec, i, wm8523->reg_cache[i]);
+				snd_soc_write(codec, i, reg_cache[i]);
 
 
 			msleep(100);
@@ -414,6 +414,7 @@
 static int wm8523_probe(struct snd_soc_codec *codec)
 {
 	struct wm8523_priv *wm8523 = snd_soc_codec_get_drvdata(codec);
+	u16 *reg_cache = codec->reg_cache;
 	int ret, i;
 
 	codec->hw_write = (hw_write_t)i2c_master_send;
@@ -470,8 +471,8 @@
 	}
 
 	/* Change some default settings - latch VU and enable ZC */
-	wm8523->reg_cache[WM8523_DAC_GAINR] |= WM8523_DACR_VU;
-	wm8523->reg_cache[WM8523_DAC_CTRL3] |= WM8523_ZC;
+	reg_cache[WM8523_DAC_GAINR] |= WM8523_DACR_VU;
+	reg_cache[WM8523_DAC_CTRL3] |= WM8523_ZC;
 
 	wm8523_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
 
diff --git a/sound/soc/codecs/wm8741.c b/sound/soc/codecs/wm8741.c
index 90e31e9..aea60ef 100644
--- a/sound/soc/codecs/wm8741.c
+++ b/sound/soc/codecs/wm8741.c
@@ -41,7 +41,6 @@
 /* codec private data */
 struct wm8741_priv {
 	enum snd_soc_control_type control_type;
-	u16 reg_cache[WM8741_REGISTER_COUNT];
 	struct regulator_bulk_data supplies[WM8741_NUM_SUPPLIES];
 	unsigned int sysclk;
 	struct snd_pcm_hw_constraint_list *sysclk_constraints;
@@ -422,6 +421,7 @@
 static int wm8741_probe(struct snd_soc_codec *codec)
 {
 	struct wm8741_priv *wm8741 = snd_soc_codec_get_drvdata(codec);
+	u16 *reg_cache = codec->reg_cache;
 	int ret = 0;
 
 	ret = snd_soc_codec_set_cache_io(codec, 7, 9, wm8741->control_type);
@@ -437,10 +437,10 @@
 	}
 
 	/* Change some default settings - latch VU */
-	wm8741->reg_cache[WM8741_DACLLSB_ATTENUATION] |= WM8741_UPDATELL;
-	wm8741->reg_cache[WM8741_DACLMSB_ATTENUATION] |= WM8741_UPDATELM;
-	wm8741->reg_cache[WM8741_DACRLSB_ATTENUATION] |= WM8741_UPDATERL;
-	wm8741->reg_cache[WM8741_DACRLSB_ATTENUATION] |= WM8741_UPDATERM;
+	reg_cache[WM8741_DACLLSB_ATTENUATION] |= WM8741_UPDATELL;
+	reg_cache[WM8741_DACLMSB_ATTENUATION] |= WM8741_UPDATELM;
+	reg_cache[WM8741_DACRLSB_ATTENUATION] |= WM8741_UPDATERL;
+	reg_cache[WM8741_DACRLSB_ATTENUATION] |= WM8741_UPDATERM;
 
 	snd_soc_add_controls(codec, wm8741_snd_controls,
 			     ARRAY_SIZE(wm8741_snd_controls));
diff --git a/sound/soc/codecs/wm8753.c b/sound/soc/codecs/wm8753.c
index 8f679a1..87caae5 100644
--- a/sound/soc/codecs/wm8753.c
+++ b/sound/soc/codecs/wm8753.c
@@ -65,22 +65,22 @@
  * are using 2 wire for device control, so we cache them instead.
  */
 static const u16 wm8753_reg[] = {
-	0x0008, 0x0000, 0x000a, 0x000a,
-	0x0033, 0x0000, 0x0007, 0x00ff,
-	0x00ff, 0x000f, 0x000f, 0x007b,
-	0x0000, 0x0032, 0x0000, 0x00c3,
-	0x00c3, 0x00c0, 0x0000, 0x0000,
+	0x0000, 0x0008, 0x0000, 0x000a,
+	0x000a, 0x0033, 0x0000, 0x0007,
+	0x00ff, 0x00ff, 0x000f, 0x000f,
+	0x007b, 0x0000, 0x0032, 0x0000,
+	0x00c3, 0x00c3, 0x00c0, 0x0000,
 	0x0000, 0x0000, 0x0000, 0x0000,
 	0x0000, 0x0000, 0x0000, 0x0000,
-	0x0000, 0x0000, 0x0000, 0x0055,
-	0x0005, 0x0050, 0x0055, 0x0050,
-	0x0055, 0x0050, 0x0055, 0x0079,
+	0x0000, 0x0000, 0x0000, 0x0000,
+	0x0055, 0x0005, 0x0050, 0x0055,
+	0x0050, 0x0055, 0x0050, 0x0055,
 	0x0079, 0x0079, 0x0079, 0x0079,
-	0x0000, 0x0000, 0x0000, 0x0000,
-	0x0097, 0x0097, 0x0000, 0x0004,
-	0x0000, 0x0083, 0x0024, 0x01ba,
-	0x0000, 0x0083, 0x0024, 0x01ba,
-	0x0000, 0x0000, 0x0000
+	0x0079, 0x0000, 0x0000, 0x0000,
+	0x0000, 0x0097, 0x0097, 0x0000,
+	0x0004, 0x0000, 0x0083, 0x0024,
+	0x01ba, 0x0000, 0x0083, 0x0024,
+	0x01ba, 0x0000, 0x0000, 0x0000
 };
 
 /* codec private data */
@@ -88,57 +88,10 @@
 	enum snd_soc_control_type control_type;
 	unsigned int sysclk;
 	unsigned int pcmclk;
-	u16 reg_cache[ARRAY_SIZE(wm8753_reg)];
 	int dai_func;
 };
 
-/*
- * read wm8753 register cache
- */
-static inline unsigned int wm8753_read_reg_cache(struct snd_soc_codec *codec,
-	unsigned int reg)
-{
-	u16 *cache = codec->reg_cache;
-	if (reg < 1 || reg >= (ARRAY_SIZE(wm8753_reg) + 1))
-		return -1;
-	return cache[reg - 1];
-}
-
-/*
- * write wm8753 register cache
- */
-static inline void wm8753_write_reg_cache(struct snd_soc_codec *codec,
-	unsigned int reg, unsigned int value)
-{
-	u16 *cache = codec->reg_cache;
-	if (reg < 1 || reg >= (ARRAY_SIZE(wm8753_reg) + 1))
-		return;
-	cache[reg - 1] = value;
-}
-
-/*
- * write to the WM8753 register space
- */
-static int wm8753_write(struct snd_soc_codec *codec, unsigned int reg,
-	unsigned int value)
-{
-	u8 data[2];
-
-	/* data is
-	 *   D15..D9 WM8753 register offset
-	 *   D8...D0 register data
-	 */
-	data[0] = (reg << 1) | ((value >> 8) & 0x0001);
-	data[1] = value & 0x00ff;
-
-	wm8753_write_reg_cache(codec, reg, value);
-	if (codec->hw_write(codec->control_data, data, 2) == 2)
-		return 0;
-	else
-		return -EIO;
-}
-
-#define wm8753_reset(c) wm8753_write(c, WM8753_RESET, 0)
+#define wm8753_reset(c) snd_soc_write(c, WM8753_RESET, 0)
 
 /*
  * WM8753 Controls
@@ -218,7 +171,7 @@
 	struct snd_ctl_elem_value *ucontrol)
 {
 	struct snd_soc_codec *codec =  snd_kcontrol_chip(kcontrol);
-	int mode = wm8753_read_reg_cache(codec, WM8753_IOCTL);
+	int mode = snd_soc_read(codec, WM8753_IOCTL);
 
 	ucontrol->value.integer.value[0] = (mode & 0xc) >> 2;
 	return 0;
@@ -228,7 +181,7 @@
 	struct snd_ctl_elem_value *ucontrol)
 {
 	struct snd_soc_codec *codec =  snd_kcontrol_chip(kcontrol);
-	int mode = wm8753_read_reg_cache(codec, WM8753_IOCTL);
+	int mode = snd_soc_read(codec, WM8753_IOCTL);
 	struct wm8753_priv *wm8753 = snd_soc_codec_get_drvdata(codec);
 
 	if (((mode & 0xc) >> 2) == ucontrol->value.integer.value[0])
@@ -738,17 +691,17 @@
 	if (pll_id == WM8753_PLL1) {
 		offset = 0;
 		enable = 0x10;
-		reg = wm8753_read_reg_cache(codec, WM8753_CLOCK) & 0xffef;
+		reg = snd_soc_read(codec, WM8753_CLOCK) & 0xffef;
 	} else {
 		offset = 4;
 		enable = 0x8;
-		reg = wm8753_read_reg_cache(codec, WM8753_CLOCK) & 0xfff7;
+		reg = snd_soc_read(codec, WM8753_CLOCK) & 0xfff7;
 	}
 
 	if (!freq_in || !freq_out) {
 		/* disable PLL  */
-		wm8753_write(codec, WM8753_PLL1CTL1 + offset, 0x0026);
-		wm8753_write(codec, WM8753_CLOCK, reg);
+		snd_soc_write(codec, WM8753_PLL1CTL1 + offset, 0x0026);
+		snd_soc_write(codec, WM8753_CLOCK, reg);
 		return 0;
 	} else {
 		u16 value = 0;
@@ -759,20 +712,20 @@
 		/* set up N and K PLL divisor ratios */
 		/* bits 8:5 = PLL_N, bits 3:0 = PLL_K[21:18] */
 		value = (pll_div.n << 5) + ((pll_div.k & 0x3c0000) >> 18);
-		wm8753_write(codec, WM8753_PLL1CTL2 + offset, value);
+		snd_soc_write(codec, WM8753_PLL1CTL2 + offset, value);
 
 		/* bits 8:0 = PLL_K[17:9] */
 		value = (pll_div.k & 0x03fe00) >> 9;
-		wm8753_write(codec, WM8753_PLL1CTL3 + offset, value);
+		snd_soc_write(codec, WM8753_PLL1CTL3 + offset, value);
 
 		/* bits 8:0 = PLL_K[8:0] */
 		value = pll_div.k & 0x0001ff;
-		wm8753_write(codec, WM8753_PLL1CTL4 + offset, value);
+		snd_soc_write(codec, WM8753_PLL1CTL4 + offset, value);
 
 		/* set PLL as input and enable */
-		wm8753_write(codec, WM8753_PLL1CTL1 + offset, 0x0027 |
+		snd_soc_write(codec, WM8753_PLL1CTL1 + offset, 0x0027 |
 			(pll_div.div2 << 3));
-		wm8753_write(codec, WM8753_CLOCK, reg | enable);
+		snd_soc_write(codec, WM8753_CLOCK, reg | enable);
 	}
 	return 0;
 }
@@ -879,7 +832,7 @@
 		unsigned int fmt)
 {
 	struct snd_soc_codec *codec = codec_dai->codec;
-	u16 voice = wm8753_read_reg_cache(codec, WM8753_PCM) & 0x01ec;
+	u16 voice = snd_soc_read(codec, WM8753_PCM) & 0x01ec;
 
 	/* interface format */
 	switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
@@ -901,7 +854,7 @@
 		return -EINVAL;
 	}
 
-	wm8753_write(codec, WM8753_PCM, voice);
+	snd_soc_write(codec, WM8753_PCM, voice);
 	return 0;
 }
 
@@ -922,8 +875,8 @@
 	struct snd_soc_pcm_runtime *rtd = substream->private_data;
 	struct snd_soc_codec *codec = rtd->codec;
 	struct wm8753_priv *wm8753 = snd_soc_codec_get_drvdata(codec);
-	u16 voice = wm8753_read_reg_cache(codec, WM8753_PCM) & 0x01f3;
-	u16 srate = wm8753_read_reg_cache(codec, WM8753_SRATE1) & 0x017f;
+	u16 voice = snd_soc_read(codec, WM8753_PCM) & 0x01f3;
+	u16 srate = snd_soc_read(codec, WM8753_SRATE1) & 0x017f;
 
 	/* bit size */
 	switch (params_format(params)) {
@@ -943,9 +896,9 @@
 	/* sample rate */
 	if (params_rate(params) * 384 == wm8753->pcmclk)
 		srate |= 0x80;
-	wm8753_write(codec, WM8753_SRATE1, srate);
+	snd_soc_write(codec, WM8753_SRATE1, srate);
 
-	wm8753_write(codec, WM8753_PCM, voice);
+	snd_soc_write(codec, WM8753_PCM, voice);
 	return 0;
 }
 
@@ -958,8 +911,8 @@
 	struct snd_soc_codec *codec = codec_dai->codec;
 	u16 voice, ioctl;
 
-	voice = wm8753_read_reg_cache(codec, WM8753_PCM) & 0x011f;
-	ioctl = wm8753_read_reg_cache(codec, WM8753_IOCTL) & 0x015d;
+	voice = snd_soc_read(codec, WM8753_PCM) & 0x011f;
+	ioctl = snd_soc_read(codec, WM8753_IOCTL) & 0x015d;
 
 	/* set master/slave audio interface */
 	switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
@@ -1013,8 +966,8 @@
 		return -EINVAL;
 	}
 
-	wm8753_write(codec, WM8753_PCM, voice);
-	wm8753_write(codec, WM8753_IOCTL, ioctl);
+	snd_soc_write(codec, WM8753_PCM, voice);
+	snd_soc_write(codec, WM8753_IOCTL, ioctl);
 	return 0;
 }
 
@@ -1026,16 +979,16 @@
 
 	switch (div_id) {
 	case WM8753_PCMDIV:
-		reg = wm8753_read_reg_cache(codec, WM8753_CLOCK) & 0x003f;
-		wm8753_write(codec, WM8753_CLOCK, reg | div);
+		reg = snd_soc_read(codec, WM8753_CLOCK) & 0x003f;
+		snd_soc_write(codec, WM8753_CLOCK, reg | div);
 		break;
 	case WM8753_BCLKDIV:
-		reg = wm8753_read_reg_cache(codec, WM8753_SRATE2) & 0x01c7;
-		wm8753_write(codec, WM8753_SRATE2, reg | div);
+		reg = snd_soc_read(codec, WM8753_SRATE2) & 0x01c7;
+		snd_soc_write(codec, WM8753_SRATE2, reg | div);
 		break;
 	case WM8753_VXCLKDIV:
-		reg = wm8753_read_reg_cache(codec, WM8753_SRATE2) & 0x003f;
-		wm8753_write(codec, WM8753_SRATE2, reg | div);
+		reg = snd_soc_read(codec, WM8753_SRATE2) & 0x003f;
+		snd_soc_write(codec, WM8753_SRATE2, reg | div);
 		break;
 	default:
 		return -EINVAL;
@@ -1050,7 +1003,7 @@
 		unsigned int fmt)
 {
 	struct snd_soc_codec *codec = codec_dai->codec;
-	u16 hifi = wm8753_read_reg_cache(codec, WM8753_HIFI) & 0x01e0;
+	u16 hifi = snd_soc_read(codec, WM8753_HIFI) & 0x01e0;
 
 	/* interface format */
 	switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
@@ -1072,7 +1025,7 @@
 		return -EINVAL;
 	}
 
-	wm8753_write(codec, WM8753_HIFI, hifi);
+	snd_soc_write(codec, WM8753_HIFI, hifi);
 	return 0;
 }
 
@@ -1085,8 +1038,8 @@
 	struct snd_soc_codec *codec = codec_dai->codec;
 	u16 ioctl, hifi;
 
-	hifi = wm8753_read_reg_cache(codec, WM8753_HIFI) & 0x011f;
-	ioctl = wm8753_read_reg_cache(codec, WM8753_IOCTL) & 0x00ae;
+	hifi = snd_soc_read(codec, WM8753_HIFI) & 0x011f;
+	ioctl = snd_soc_read(codec, WM8753_IOCTL) & 0x00ae;
 
 	/* set master/slave audio interface */
 	switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
@@ -1140,8 +1093,8 @@
 		return -EINVAL;
 	}
 
-	wm8753_write(codec, WM8753_HIFI, hifi);
-	wm8753_write(codec, WM8753_IOCTL, ioctl);
+	snd_soc_write(codec, WM8753_HIFI, hifi);
+	snd_soc_write(codec, WM8753_IOCTL, ioctl);
 	return 0;
 }
 
@@ -1162,8 +1115,8 @@
 	struct snd_soc_pcm_runtime *rtd = substream->private_data;
 	struct snd_soc_codec *codec = rtd->codec;
 	struct wm8753_priv *wm8753 = snd_soc_codec_get_drvdata(codec);
-	u16 srate = wm8753_read_reg_cache(codec, WM8753_SRATE1) & 0x01c0;
-	u16 hifi = wm8753_read_reg_cache(codec, WM8753_HIFI) & 0x01f3;
+	u16 srate = snd_soc_read(codec, WM8753_SRATE1) & 0x01c0;
+	u16 hifi = snd_soc_read(codec, WM8753_HIFI) & 0x01f3;
 	int coeff;
 
 	/* is digital filter coefficient valid ? */
@@ -1172,7 +1125,7 @@
 		printk(KERN_ERR "wm8753 invalid MCLK or rate\n");
 		return coeff;
 	}
-	wm8753_write(codec, WM8753_SRATE1, srate | (coeff_div[coeff].sr << 1) |
+	snd_soc_write(codec, WM8753_SRATE1, srate | (coeff_div[coeff].sr << 1) |
 		coeff_div[coeff].usb);
 
 	/* bit size */
@@ -1190,7 +1143,7 @@
 		break;
 	}
 
-	wm8753_write(codec, WM8753_HIFI, hifi);
+	snd_soc_write(codec, WM8753_HIFI, hifi);
 	return 0;
 }
 
@@ -1201,8 +1154,8 @@
 	u16 clock;
 
 	/* set clk source as pcmclk */
-	clock = wm8753_read_reg_cache(codec, WM8753_CLOCK) & 0xfffb;
-	wm8753_write(codec, WM8753_CLOCK, clock);
+	clock = snd_soc_read(codec, WM8753_CLOCK) & 0xfffb;
+	snd_soc_write(codec, WM8753_CLOCK, clock);
 
 	if (wm8753_vdac_adc_set_dai_fmt(codec_dai, fmt) < 0)
 		return -EINVAL;
@@ -1224,8 +1177,8 @@
 	u16 clock;
 
 	/* set clk source as pcmclk */
-	clock = wm8753_read_reg_cache(codec, WM8753_CLOCK) & 0xfffb;
-	wm8753_write(codec, WM8753_CLOCK, clock);
+	clock = snd_soc_read(codec, WM8753_CLOCK) & 0xfffb;
+	snd_soc_write(codec, WM8753_CLOCK, clock);
 
 	if (wm8753_vdac_adc_set_dai_fmt(codec_dai, fmt) < 0)
 		return -EINVAL;
@@ -1239,8 +1192,8 @@
 	u16 clock;
 
 	/* set clk source as mclk */
-	clock = wm8753_read_reg_cache(codec, WM8753_CLOCK) & 0xfffb;
-	wm8753_write(codec, WM8753_CLOCK, clock | 0x4);
+	clock = snd_soc_read(codec, WM8753_CLOCK) & 0xfffb;
+	snd_soc_write(codec, WM8753_CLOCK, clock | 0x4);
 
 	if (wm8753_hdac_set_dai_fmt(codec_dai, fmt) < 0)
 		return -EINVAL;
@@ -1252,19 +1205,19 @@
 static int wm8753_mute(struct snd_soc_dai *dai, int mute)
 {
 	struct snd_soc_codec *codec = dai->codec;
-	u16 mute_reg = wm8753_read_reg_cache(codec, WM8753_DAC) & 0xfff7;
+	u16 mute_reg = snd_soc_read(codec, WM8753_DAC) & 0xfff7;
 	struct wm8753_priv *wm8753 = snd_soc_codec_get_drvdata(codec);
 
 	/* the digital mute covers the HiFi and Voice DAC's on the WM8753.
 	 * make sure we check if they are not both active when we mute */
 	if (mute && wm8753->dai_func == 1) {
 		if (!codec->active)
-			wm8753_write(codec, WM8753_DAC, mute_reg | 0x8);
+			snd_soc_write(codec, WM8753_DAC, mute_reg | 0x8);
 	} else {
 		if (mute)
-			wm8753_write(codec, WM8753_DAC, mute_reg | 0x8);
+			snd_soc_write(codec, WM8753_DAC, mute_reg | 0x8);
 		else
-			wm8753_write(codec, WM8753_DAC, mute_reg);
+			snd_soc_write(codec, WM8753_DAC, mute_reg);
 	}
 
 	return 0;
@@ -1273,23 +1226,23 @@
 static int wm8753_set_bias_level(struct snd_soc_codec *codec,
 				 enum snd_soc_bias_level level)
 {
-	u16 pwr_reg = wm8753_read_reg_cache(codec, WM8753_PWR1) & 0xfe3e;
+	u16 pwr_reg = snd_soc_read(codec, WM8753_PWR1) & 0xfe3e;
 
 	switch (level) {
 	case SND_SOC_BIAS_ON:
 		/* set vmid to 50k and unmute dac */
-		wm8753_write(codec, WM8753_PWR1, pwr_reg | 0x00c0);
+		snd_soc_write(codec, WM8753_PWR1, pwr_reg | 0x00c0);
 		break;
 	case SND_SOC_BIAS_PREPARE:
 		/* set vmid to 5k for quick power up */
-		wm8753_write(codec, WM8753_PWR1, pwr_reg | 0x01c1);
+		snd_soc_write(codec, WM8753_PWR1, pwr_reg | 0x01c1);
 		break;
 	case SND_SOC_BIAS_STANDBY:
 		/* mute dac and set vmid to 500k, enable VREF */
-		wm8753_write(codec, WM8753_PWR1, pwr_reg | 0x0141);
+		snd_soc_write(codec, WM8753_PWR1, pwr_reg | 0x0141);
 		break;
 	case SND_SOC_BIAS_OFF:
-		wm8753_write(codec, WM8753_PWR1, 0x0001);
+		snd_soc_write(codec, WM8753_PWR1, 0x0001);
 		break;
 	}
 	codec->bias_level = level;
@@ -1477,7 +1430,7 @@
 		else
 			dai->driver = &wm8753_all_dai[(wm8753->dai_func << 1) + 1];
 	}
-	wm8753_write(codec, WM8753_IOCTL, wm8753->dai_func);
+	snd_soc_write(codec, WM8753_IOCTL, wm8753->dai_func);
 }
 
 static void wm8753_work(struct work_struct *work)
@@ -1495,22 +1448,19 @@
 
 static int wm8753_resume(struct snd_soc_codec *codec)
 {
+	u16 *reg_cache = codec->reg_cache;
 	int i;
-	u8 data[2];
-	u16 *cache = codec->reg_cache;
 
 	/* Sync reg_cache with the hardware */
-	for (i = 0; i < ARRAY_SIZE(wm8753_reg); i++) {
-		if (i + 1 == WM8753_RESET)
+	for (i = 1; i < ARRAY_SIZE(wm8753_reg); i++) {
+		if (i == WM8753_RESET)
 			continue;
 
 		/* No point in writing hardware default values back */
-		if (cache[i] == wm8753_reg[i])
+		if (reg_cache[i] == wm8753_reg[i])
 			continue;
 
-		data[0] = ((i + 1) << 1) | ((cache[i] >> 8) & 0x0001);
-		data[1] = cache[i] & 0x00ff;
-		codec->hw_write(codec->control_data, data, 2);
+		snd_soc_write(codec, i, reg_cache[i]);
 	}
 
 	wm8753_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
@@ -1548,7 +1498,7 @@
 static int wm8753_probe(struct snd_soc_codec *codec)
 {
 	struct wm8753_priv *wm8753 = snd_soc_codec_get_drvdata(codec);
-	int ret = 0, reg;
+	int ret;
 
 	INIT_DELAYED_WORK(&codec->delayed_work, wm8753_work);
 
@@ -1573,26 +1523,16 @@
 			      msecs_to_jiffies(caps_charge));
 
 	/* set the update bits */
-	reg = wm8753_read_reg_cache(codec, WM8753_LDAC);
-	wm8753_write(codec, WM8753_LDAC, reg | 0x0100);
-	reg = wm8753_read_reg_cache(codec, WM8753_RDAC);
-	wm8753_write(codec, WM8753_RDAC, reg | 0x0100);
-	reg = wm8753_read_reg_cache(codec, WM8753_LADC);
-	wm8753_write(codec, WM8753_LADC, reg | 0x0100);
-	reg = wm8753_read_reg_cache(codec, WM8753_RADC);
-	wm8753_write(codec, WM8753_RADC, reg | 0x0100);
-	reg = wm8753_read_reg_cache(codec, WM8753_LOUT1V);
-	wm8753_write(codec, WM8753_LOUT1V, reg | 0x0100);
-	reg = wm8753_read_reg_cache(codec, WM8753_ROUT1V);
-	wm8753_write(codec, WM8753_ROUT1V, reg | 0x0100);
-	reg = wm8753_read_reg_cache(codec, WM8753_LOUT2V);
-	wm8753_write(codec, WM8753_LOUT2V, reg | 0x0100);
-	reg = wm8753_read_reg_cache(codec, WM8753_ROUT2V);
-	wm8753_write(codec, WM8753_ROUT2V, reg | 0x0100);
-	reg = wm8753_read_reg_cache(codec, WM8753_LINVOL);
-	wm8753_write(codec, WM8753_LINVOL, reg | 0x0100);
-	reg = wm8753_read_reg_cache(codec, WM8753_RINVOL);
-	wm8753_write(codec, WM8753_RINVOL, reg | 0x0100);
+	snd_soc_update_bits(codec, WM8753_LDAC, 0x0100, 0x0100);
+	snd_soc_update_bits(codec, WM8753_RDAC, 0x0100, 0x0100);
+	snd_soc_update_bits(codec, WM8753_LDAC, 0x0100, 0x0100);
+	snd_soc_update_bits(codec, WM8753_RDAC, 0x0100, 0x0100);
+	snd_soc_update_bits(codec, WM8753_LOUT1V, 0x0100, 0x0100);
+	snd_soc_update_bits(codec, WM8753_ROUT1V, 0x0100, 0x0100);
+	snd_soc_update_bits(codec, WM8753_LOUT2V, 0x0100, 0x0100);
+	snd_soc_update_bits(codec, WM8753_ROUT2V, 0x0100, 0x0100);
+	snd_soc_update_bits(codec, WM8753_LINVOL, 0x0100, 0x0100);
+	snd_soc_update_bits(codec, WM8753_RINVOL, 0x0100, 0x0100);
 
 	snd_soc_add_controls(codec, wm8753_snd_controls,
 			     ARRAY_SIZE(wm8753_snd_controls));
diff --git a/sound/soc/codecs/wm8904.c b/sound/soc/codecs/wm8904.c
index 9001cc4..1ec12ef 100644
--- a/sound/soc/codecs/wm8904.c
+++ b/sound/soc/codecs/wm8904.c
@@ -50,8 +50,6 @@
 /* codec private data */
 struct wm8904_priv {
 
-	u16 reg_cache[WM8904_MAX_REGISTER + 1];
-
 	enum wm8904_type devtype;
 	void *control_data;
 
@@ -2094,7 +2092,7 @@
 
 static void wm8904_sync_cache(struct snd_soc_codec *codec)
 {
-	struct wm8904_priv *wm8904 = snd_soc_codec_get_drvdata(codec);
+	u16 *reg_cache = codec->reg_cache;
 	int i;
 
 	if (!codec->cache_sync)
@@ -2105,14 +2103,14 @@
 	/* Sync back cached values if they're different from the
 	 * hardware default.
 	 */
-	for (i = 1; i < ARRAY_SIZE(wm8904->reg_cache); i++) {
+	for (i = 1; i < codec->driver->reg_cache_size; i++) {
 		if (!wm8904_access[i].writable)
 			continue;
 
-		if (wm8904->reg_cache[i] == wm8904_reg[i])
+		if (reg_cache[i] == wm8904_reg[i])
 			continue;
 
-		snd_soc_write(codec, i, wm8904->reg_cache[i]);
+		snd_soc_write(codec, i, reg_cache[i]);
 	}
 
 	codec->cache_sync = 0;
@@ -2371,6 +2369,7 @@
 {
 	struct wm8904_priv *wm8904 = snd_soc_codec_get_drvdata(codec);
 	struct wm8904_pdata *pdata = wm8904->pdata;
+	u16 *reg_cache = codec->reg_cache;
 	int ret, i;
 
 	codec->cache_sync = 1;
@@ -2437,19 +2436,19 @@
 	}
 
 	/* Change some default settings - latch VU and enable ZC */
-	wm8904->reg_cache[WM8904_ADC_DIGITAL_VOLUME_LEFT] |= WM8904_ADC_VU;
-	wm8904->reg_cache[WM8904_ADC_DIGITAL_VOLUME_RIGHT] |= WM8904_ADC_VU;
-	wm8904->reg_cache[WM8904_DAC_DIGITAL_VOLUME_LEFT] |= WM8904_DAC_VU;
-	wm8904->reg_cache[WM8904_DAC_DIGITAL_VOLUME_RIGHT] |= WM8904_DAC_VU;
-	wm8904->reg_cache[WM8904_ANALOGUE_OUT1_LEFT] |= WM8904_HPOUT_VU |
+	reg_cache[WM8904_ADC_DIGITAL_VOLUME_LEFT] |= WM8904_ADC_VU;
+	reg_cache[WM8904_ADC_DIGITAL_VOLUME_RIGHT] |= WM8904_ADC_VU;
+	reg_cache[WM8904_DAC_DIGITAL_VOLUME_LEFT] |= WM8904_DAC_VU;
+	reg_cache[WM8904_DAC_DIGITAL_VOLUME_RIGHT] |= WM8904_DAC_VU;
+	reg_cache[WM8904_ANALOGUE_OUT1_LEFT] |= WM8904_HPOUT_VU |
 		WM8904_HPOUTLZC;
-	wm8904->reg_cache[WM8904_ANALOGUE_OUT1_RIGHT] |= WM8904_HPOUT_VU |
+	reg_cache[WM8904_ANALOGUE_OUT1_RIGHT] |= WM8904_HPOUT_VU |
 		WM8904_HPOUTRZC;
-	wm8904->reg_cache[WM8904_ANALOGUE_OUT2_LEFT] |= WM8904_LINEOUT_VU |
+	reg_cache[WM8904_ANALOGUE_OUT2_LEFT] |= WM8904_LINEOUT_VU |
 		WM8904_LINEOUTLZC;
-	wm8904->reg_cache[WM8904_ANALOGUE_OUT2_RIGHT] |= WM8904_LINEOUT_VU |
+	reg_cache[WM8904_ANALOGUE_OUT2_RIGHT] |= WM8904_LINEOUT_VU |
 		WM8904_LINEOUTRZC;
-	wm8904->reg_cache[WM8904_CLOCK_RATES_0] &= ~WM8904_SR_MODE;
+	reg_cache[WM8904_CLOCK_RATES_0] &= ~WM8904_SR_MODE;
 
 	/* Apply configuration from the platform data. */
 	if (wm8904->pdata) {
@@ -2457,23 +2456,23 @@
 			if (!pdata->gpio_cfg[i])
 				continue;
 
-			wm8904->reg_cache[WM8904_GPIO_CONTROL_1 + i]
+			reg_cache[WM8904_GPIO_CONTROL_1 + i]
 				= pdata->gpio_cfg[i] & 0xffff;
 		}
 
 		/* Zero is the default value for these anyway */
 		for (i = 0; i < WM8904_MIC_REGS; i++)
-			wm8904->reg_cache[WM8904_MIC_BIAS_CONTROL_0 + i]
+			reg_cache[WM8904_MIC_BIAS_CONTROL_0 + i]
 				= pdata->mic_cfg[i];
 	}
 
 	/* Set Class W by default - this will be managed by the Class
 	 * G widget at runtime where bypass paths are available.
 	 */
-	wm8904->reg_cache[WM8904_CLASS_W_0] |= WM8904_CP_DYN_PWR;
+	reg_cache[WM8904_CLASS_W_0] |= WM8904_CP_DYN_PWR;
 
 	/* Use normal bias source */
-	wm8904->reg_cache[WM8904_BIAS_CONTROL_0] &= ~WM8904_POBCTRL;
+	reg_cache[WM8904_BIAS_CONTROL_0] &= ~WM8904_POBCTRL;
 
 	wm8904_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
 
diff --git a/sound/soc/codecs/wm8940.c b/sound/soc/codecs/wm8940.c
index 2cb16f8..23086e2 100644
--- a/sound/soc/codecs/wm8940.c
+++ b/sound/soc/codecs/wm8940.c
@@ -768,6 +768,7 @@
 
 	i2c_set_clientdata(i2c, wm8940);
 	wm8940->control_data = i2c;
+	wm8940->control_type = SND_SOC_I2C;
 
 	ret = snd_soc_register_codec(&i2c->dev,
 			&soc_codec_dev_wm8940, &wm8940_dai, 1);
diff --git a/sound/soc/codecs/wm8955.c b/sound/soc/codecs/wm8955.c
index 9cbab8e..2ac35b0 100644
--- a/sound/soc/codecs/wm8955.c
+++ b/sound/soc/codecs/wm8955.c
@@ -42,8 +42,6 @@
 struct wm8955_priv {
 	enum snd_soc_control_type control_type;
 
-	u16 reg_cache[WM8955_MAX_REGISTER + 1];
-
 	unsigned int mclk_rate;
 
 	int deemph;
@@ -768,6 +766,7 @@
 				 enum snd_soc_bias_level level)
 {
 	struct wm8955_priv *wm8955 = snd_soc_codec_get_drvdata(codec);
+	u16 *reg_cache = codec->reg_cache;
 	int ret, i;
 
 	switch (level) {
@@ -800,14 +799,14 @@
 			/* Sync back cached values if they're
 			 * different from the hardware default.
 			 */
-			for (i = 0; i < ARRAY_SIZE(wm8955->reg_cache); i++) {
+			for (i = 0; i < codec->driver->reg_cache_size; i++) {
 				if (i == WM8955_RESET)
 					continue;
 
-				if (wm8955->reg_cache[i] == wm8955_reg[i])
+				if (reg_cache[i] == wm8955_reg[i])
 					continue;
 
-				snd_soc_write(codec, i, wm8955->reg_cache[i]);
+				snd_soc_write(codec, i, reg_cache[i]);
 			}
 
 			/* Enable VREF and VMID */
@@ -902,6 +901,7 @@
 {
 	struct wm8955_priv *wm8955 = snd_soc_codec_get_drvdata(codec);
 	struct wm8955_pdata *pdata = dev_get_platdata(codec->dev);
+	u16 *reg_cache = codec->reg_cache;
 	int ret, i;
 
 	ret = snd_soc_codec_set_cache_io(codec, 7, 9, wm8955->control_type);
@@ -934,25 +934,25 @@
 	}
 
 	/* Change some default settings - latch VU and enable ZC */
-	wm8955->reg_cache[WM8955_LEFT_DAC_VOLUME] |= WM8955_LDVU;
-	wm8955->reg_cache[WM8955_RIGHT_DAC_VOLUME] |= WM8955_RDVU;
-	wm8955->reg_cache[WM8955_LOUT1_VOLUME] |= WM8955_LO1VU | WM8955_LO1ZC;
-	wm8955->reg_cache[WM8955_ROUT1_VOLUME] |= WM8955_RO1VU | WM8955_RO1ZC;
-	wm8955->reg_cache[WM8955_LOUT2_VOLUME] |= WM8955_LO2VU | WM8955_LO2ZC;
-	wm8955->reg_cache[WM8955_ROUT2_VOLUME] |= WM8955_RO2VU | WM8955_RO2ZC;
-	wm8955->reg_cache[WM8955_MONOOUT_VOLUME] |= WM8955_MOZC;
+	reg_cache[WM8955_LEFT_DAC_VOLUME] |= WM8955_LDVU;
+	reg_cache[WM8955_RIGHT_DAC_VOLUME] |= WM8955_RDVU;
+	reg_cache[WM8955_LOUT1_VOLUME] |= WM8955_LO1VU | WM8955_LO1ZC;
+	reg_cache[WM8955_ROUT1_VOLUME] |= WM8955_RO1VU | WM8955_RO1ZC;
+	reg_cache[WM8955_LOUT2_VOLUME] |= WM8955_LO2VU | WM8955_LO2ZC;
+	reg_cache[WM8955_ROUT2_VOLUME] |= WM8955_RO2VU | WM8955_RO2ZC;
+	reg_cache[WM8955_MONOOUT_VOLUME] |= WM8955_MOZC;
 
 	/* Also enable adaptive bass boost by default */
-	wm8955->reg_cache[WM8955_BASS_CONTROL] |= WM8955_BB;
+	reg_cache[WM8955_BASS_CONTROL] |= WM8955_BB;
 
 	/* Set platform data values */
 	if (pdata) {
 		if (pdata->out2_speaker)
-			wm8955->reg_cache[WM8955_ADDITIONAL_CONTROL_2]
+			reg_cache[WM8955_ADDITIONAL_CONTROL_2]
 				|= WM8955_ROUT2INV;
 
 		if (pdata->monoin_diff)
-			wm8955->reg_cache[WM8955_MONO_OUT_MIX_1]
+			reg_cache[WM8955_MONO_OUT_MIX_1]
 				|= WM8955_DMEN;
 	}
 
@@ -1003,6 +1003,7 @@
 		return -ENOMEM;
 
 	i2c_set_clientdata(i2c, wm8955);
+	wm8955->control_type = SND_SOC_I2C;
 
 	ret = snd_soc_register_codec(&i2c->dev,
 			&soc_codec_dev_wm8955, &wm8955_dai, 1);
diff --git a/sound/soc/codecs/wm8960.c b/sound/soc/codecs/wm8960.c
index 21986c4..ff6ff2f 100644
--- a/sound/soc/codecs/wm8960.c
+++ b/sound/soc/codecs/wm8960.c
@@ -1013,6 +1013,7 @@
 		return -ENOMEM;
 
 	i2c_set_clientdata(i2c, wm8960);
+	wm8960->control_type = SND_SOC_I2C;
 	wm8960->control_data = i2c;
 
 	ret = snd_soc_register_codec(&i2c->dev,
diff --git a/sound/soc/codecs/wm8962.c b/sound/soc/codecs/wm8962.c
index 1304ca9..7c421cc 100644
--- a/sound/soc/codecs/wm8962.c
+++ b/sound/soc/codecs/wm8962.c
@@ -52,8 +52,6 @@
 struct wm8962_priv {
 	struct snd_soc_codec *codec;
 
-	u16 reg_cache[WM8962_MAX_REGISTER + 1];
-
 	int sysclk;
 	int sysclk_rate;
 
@@ -1991,8 +1989,7 @@
 			    struct snd_ctl_elem_value *ucontrol)
 {
 	struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
-	struct wm8962_priv *wm8962 = snd_soc_codec_get_drvdata(codec);
-	u16 *reg_cache = wm8962->reg_cache;
+	u16 *reg_cache = codec->reg_cache;
 	int ret;
 
 	/* Apply the update (if any) */
@@ -2020,8 +2017,7 @@
 			    struct snd_ctl_elem_value *ucontrol)
 {
 	struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
-	struct wm8962_priv *wm8962 = snd_soc_codec_get_drvdata(codec);
-	u16 *reg_cache = wm8962->reg_cache;
+	u16 *reg_cache = codec->reg_cache;
 	int ret;
 
 	/* Apply the update (if any) */
@@ -2329,8 +2325,7 @@
 			 struct snd_kcontrol *kcontrol, int event)
 {
 	struct snd_soc_codec *codec = w->codec;
-	struct wm8962_priv *wm8962 = snd_soc_codec_get_drvdata(codec);
-	u16 *reg_cache = wm8962->reg_cache;
+	u16 *reg_cache = codec->reg_cache;
 	int reg;
 
 	switch (w->shift) {
@@ -2719,7 +2714,7 @@
 
 static void wm8962_sync_cache(struct snd_soc_codec *codec)
 {
-	struct wm8962_priv *wm8962 = snd_soc_codec_get_drvdata(codec);
+	u16 *reg_cache = codec->reg_cache;
 	int i;
 
 	if (!codec->cache_sync)
@@ -2732,13 +2727,13 @@
 	/* Sync back cached values if they're different from the
 	 * hardware default.
 	 */
-	for (i = 1; i < ARRAY_SIZE(wm8962->reg_cache); i++) {
+	for (i = 1; i < codec->driver->reg_cache_size; i++) {
 		if (i == WM8962_SOFTWARE_RESET)
 			continue;
-		if (wm8962->reg_cache[i] == wm8962_reg[i])
+		if (reg_cache[i] == wm8962_reg[i])
 			continue;
 
-		snd_soc_write(codec, i, wm8962->reg_cache[i]);
+		snd_soc_write(codec, i, reg_cache[i]);
 	}
 
 	codec->cache_sync = 0;
@@ -3406,12 +3401,11 @@
 #ifdef CONFIG_PM
 static int wm8962_resume(struct snd_soc_codec *codec)
 {
-	struct wm8962_priv *wm8962 = snd_soc_codec_get_drvdata(codec);
 	u16 *reg_cache = codec->reg_cache;
 	int i;
 
 	/* Restore the registers */
-	for (i = 1; i < ARRAY_SIZE(wm8962->reg_cache); i++) {
+	for (i = 1; i < codec->driver->reg_cache_size; i++) {
 		switch (i) {
 		case WM8962_SOFTWARE_RESET:
 			continue;
@@ -3705,6 +3699,7 @@
 	struct wm8962_pdata *pdata = dev_get_platdata(codec->dev);
 	struct i2c_client *i2c = container_of(codec->dev, struct i2c_client,
 					      dev);
+	u16 *reg_cache = codec->reg_cache;
 	int i, trigger, irq_pol;
 
 	wm8962->codec = codec;
@@ -3804,7 +3799,7 @@
 
 		/* Put the speakers into mono mode? */
 		if (pdata->spk_mono)
-			wm8962->reg_cache[WM8962_CLASS_D_CONTROL_2]
+			reg_cache[WM8962_CLASS_D_CONTROL_2]
 				|= WM8962_SPK_MONO;
 
 		/* Micbias setup, detection enable and detection
@@ -3819,16 +3814,16 @@
 	}
 
 	/* Latch volume update bits */
-	wm8962->reg_cache[WM8962_LEFT_INPUT_VOLUME] |= WM8962_IN_VU;
-	wm8962->reg_cache[WM8962_RIGHT_INPUT_VOLUME] |= WM8962_IN_VU;
-	wm8962->reg_cache[WM8962_LEFT_ADC_VOLUME] |= WM8962_ADC_VU;
-	wm8962->reg_cache[WM8962_RIGHT_ADC_VOLUME] |= WM8962_ADC_VU;	
-	wm8962->reg_cache[WM8962_LEFT_DAC_VOLUME] |= WM8962_DAC_VU;
-	wm8962->reg_cache[WM8962_RIGHT_DAC_VOLUME] |= WM8962_DAC_VU;
-	wm8962->reg_cache[WM8962_SPKOUTL_VOLUME] |= WM8962_SPKOUT_VU;
-	wm8962->reg_cache[WM8962_SPKOUTR_VOLUME] |= WM8962_SPKOUT_VU;
-	wm8962->reg_cache[WM8962_HPOUTL_VOLUME] |= WM8962_HPOUT_VU;
-	wm8962->reg_cache[WM8962_HPOUTR_VOLUME] |= WM8962_HPOUT_VU;
+	reg_cache[WM8962_LEFT_INPUT_VOLUME] |= WM8962_IN_VU;
+	reg_cache[WM8962_RIGHT_INPUT_VOLUME] |= WM8962_IN_VU;
+	reg_cache[WM8962_LEFT_ADC_VOLUME] |= WM8962_ADC_VU;
+	reg_cache[WM8962_RIGHT_ADC_VOLUME] |= WM8962_ADC_VU;
+	reg_cache[WM8962_LEFT_DAC_VOLUME] |= WM8962_DAC_VU;
+	reg_cache[WM8962_RIGHT_DAC_VOLUME] |= WM8962_DAC_VU;
+	reg_cache[WM8962_SPKOUTL_VOLUME] |= WM8962_SPKOUT_VU;
+	reg_cache[WM8962_SPKOUTR_VOLUME] |= WM8962_SPKOUT_VU;
+	reg_cache[WM8962_HPOUTL_VOLUME] |= WM8962_HPOUT_VU;
+	reg_cache[WM8962_HPOUTR_VOLUME] |= WM8962_HPOUT_VU;
 
 	wm8962_add_widgets(codec);
 
diff --git a/sound/soc/codecs/wm8971.c b/sound/soc/codecs/wm8971.c
index 63f6dbf..9f18db6 100644
--- a/sound/soc/codecs/wm8971.c
+++ b/sound/soc/codecs/wm8971.c
@@ -718,6 +718,7 @@
 	if (wm8971 == NULL)
 		return -ENOMEM;
 
+	wm8971->control_type = SND_SOC_I2C;
 	i2c_set_clientdata(i2c, wm8971);
 
 	ret = snd_soc_register_codec(&i2c->dev,
diff --git a/sound/soc/codecs/wm9081.c b/sound/soc/codecs/wm9081.c
index ecc7c37..a486670 100644
--- a/sound/soc/codecs/wm9081.c
+++ b/sound/soc/codecs/wm9081.c
@@ -1335,6 +1335,7 @@
 		return -ENOMEM;
 
 	i2c_set_clientdata(i2c, wm9081);
+	wm9081->control_type = SND_SOC_I2C;
 	wm9081->control_data = i2c;
 
 	ret = snd_soc_register_codec(&i2c->dev,
diff --git a/sound/soc/codecs/wm9090.c b/sound/soc/codecs/wm9090.c
index 99c046b..6e5f64f 100644
--- a/sound/soc/codecs/wm9090.c
+++ b/sound/soc/codecs/wm9090.c
@@ -141,7 +141,6 @@
 /* This struct is used to save the context */
 struct wm9090_priv {
 	struct mutex mutex;
-	u16 reg_cache[WM9090_MAX_REGISTER + 1];
 	struct wm9090_platform_data pdata;
 	void *control_data;
 };
@@ -552,6 +551,7 @@
 static int wm9090_probe(struct snd_soc_codec *codec)
 {
 	struct wm9090_priv *wm9090 = snd_soc_codec_get_drvdata(codec);
+	u16 *reg_cache = codec->reg_cache;
 	int ret;
 
 	codec->control_data = wm9090->control_data;
@@ -576,22 +576,22 @@
 	/* Configure some defaults; they will be written out when we
 	 * bring the bias up.
 	 */
-	wm9090->reg_cache[WM9090_IN1_LINE_INPUT_A_VOLUME] |= WM9090_IN1_VU
+	reg_cache[WM9090_IN1_LINE_INPUT_A_VOLUME] |= WM9090_IN1_VU
 		| WM9090_IN1A_ZC;
-	wm9090->reg_cache[WM9090_IN1_LINE_INPUT_B_VOLUME] |= WM9090_IN1_VU
+	reg_cache[WM9090_IN1_LINE_INPUT_B_VOLUME] |= WM9090_IN1_VU
 		| WM9090_IN1B_ZC;
-	wm9090->reg_cache[WM9090_IN2_LINE_INPUT_A_VOLUME] |= WM9090_IN2_VU
+	reg_cache[WM9090_IN2_LINE_INPUT_A_VOLUME] |= WM9090_IN2_VU
 		| WM9090_IN2A_ZC;
-	wm9090->reg_cache[WM9090_IN2_LINE_INPUT_B_VOLUME] |= WM9090_IN2_VU
+	reg_cache[WM9090_IN2_LINE_INPUT_B_VOLUME] |= WM9090_IN2_VU
 		| WM9090_IN2B_ZC;
-	wm9090->reg_cache[WM9090_SPEAKER_VOLUME_LEFT] |=
+	reg_cache[WM9090_SPEAKER_VOLUME_LEFT] |=
 		WM9090_SPKOUT_VU | WM9090_SPKOUTL_ZC;
-	wm9090->reg_cache[WM9090_LEFT_OUTPUT_VOLUME] |=
+	reg_cache[WM9090_LEFT_OUTPUT_VOLUME] |=
 		WM9090_HPOUT1_VU | WM9090_HPOUT1L_ZC;
-	wm9090->reg_cache[WM9090_RIGHT_OUTPUT_VOLUME] |=
+	reg_cache[WM9090_RIGHT_OUTPUT_VOLUME] |=
 		WM9090_HPOUT1_VU | WM9090_HPOUT1R_ZC;
 
-	wm9090->reg_cache[WM9090_CLOCKING_1] |= WM9090_TOCLK_ENA;
+	reg_cache[WM9090_CLOCKING_1] |= WM9090_TOCLK_ENA;
 
 	wm9090_set_bias_level(codec, SND_SOC_BIAS_STANDBY);