Merge tag 'v3.7-rc1' into staging/for_v3.8

Linux 3.7-rc1

* tag 'v3.7-rc1': (9579 commits)
  Linux 3.7-rc1
  x86, boot: Explicitly include autoconf.h for hostprogs
  perf: Fix UAPI fallout
  ARM: config: make sure that platforms are ordered by option string
  ARM: config: sort select statements alphanumerically
  UAPI: (Scripted) Disintegrate include/linux/byteorder
  UAPI: (Scripted) Disintegrate include/linux
  UAPI: Unexport linux/blk_types.h
  UAPI: Unexport part of linux/ppp-comp.h
  perf: Handle new rbtree implementation
  procfs: don't need a PATH_MAX allocation to hold a string representation of an int
  vfs: embed struct filename inside of names_cache allocation if possible
  audit: make audit_inode take struct filename
  vfs: make path_openat take a struct filename pointer
  vfs: turn do_path_lookup into wrapper around struct filename variant
  audit: allow audit code to satisfy getname requests from its names_list
  vfs: define struct filename and have getname() return it
  btrfs: Fix compilation with user namespace support enabled
  userns: Fix posix_acl_file_xattr_userns gid conversion
  userns: Properly print bluetooth socket uids
  ...

1 files changed, 27 insertions, 10 deletions

diff --git a/drivers/gpu/drm/udl/udl_fb.c b/drivers/gpu/drm/udl/udl_fb.c
index ce9a6117992..69a2b16f42a 100644
--- a/drivers/gpu/drm/udl/udl_fb.c
+++ b/drivers/gpu/drm/udl/udl_fb.c
@@ -13,14 +13,14 @@
 #include <linux/module.h>
 #include <linux/slab.h>
 #include <linux/fb.h>
+#include <linux/dma-buf.h>
 
-#include "drmP.h"
-#include "drm.h"
-#include "drm_crtc.h"
-#include "drm_crtc_helper.h"
+#include <drm/drmP.h>
+#include <drm/drm_crtc.h>
+#include <drm/drm_crtc_helper.h>
 #include "udl_drv.h"
 
-#include "drm_fb_helper.h"
+#include <drm/drm_fb_helper.h>
 
 #define DL_DEFIO_WRITE_DELAY    5 /* fb_deferred_io.delay in jiffies */
 
@@ -243,7 +243,7 @@ static int udl_fb_mmap(struct fb_info *info, struct vm_area_struct *vma)
 			size = 0;
 	}
 
-	vma->vm_flags |= VM_RESERVED;	/* avoid to swap out this VMA */
+	/* VM_IO | VM_DONTEXPAND | VM_DONTDUMP are set by remap_pfn_range() */
 	return 0;
 }
 
@@ -356,12 +356,12 @@ static struct fb_ops udlfb_ops = {
 	.fb_release = udl_fb_release,
 };
 
-void udl_crtc_fb_gamma_set(struct drm_crtc *crtc, u16 red, u16 green,
+static void udl_crtc_fb_gamma_set(struct drm_crtc *crtc, u16 red, u16 green,
 			   u16 blue, int regno)
 {
 }
 
-void udl_crtc_fb_gamma_get(struct drm_crtc *crtc, u16 *red, u16 *green,
+static void udl_crtc_fb_gamma_get(struct drm_crtc *crtc, u16 *red, u16 *green,
 			     u16 *blue, int regno)
 {
 	*red = 0;
@@ -377,16 +377,33 @@ static int udl_user_framebuffer_dirty(struct drm_framebuffer *fb,
 {
 	struct udl_framebuffer *ufb = to_udl_fb(fb);
 	int i;
+	int ret = 0;
 
 	if (!ufb->active_16)
 		return 0;
 
+	if (ufb->obj->base.import_attach) {
+		ret = dma_buf_begin_cpu_access(ufb->obj->base.import_attach->dmabuf,
+					       0, ufb->obj->base.size,
+					       DMA_FROM_DEVICE);
+		if (ret)
+			return ret;
+	}
+
 	for (i = 0; i < num_clips; i++) {
-		udl_handle_damage(ufb, clips[i].x1, clips[i].y1,
+		ret = udl_handle_damage(ufb, clips[i].x1, clips[i].y1,
 				  clips[i].x2 - clips[i].x1,
 				  clips[i].y2 - clips[i].y1);
+		if (ret)
+			break;
 	}
-	return 0;
+
+	if (ufb->obj->base.import_attach) {
+		dma_buf_end_cpu_access(ufb->obj->base.import_attach->dmabuf,
+				       0, ufb->obj->base.size,
+				       DMA_FROM_DEVICE);
+	}
+	return ret;
 }
 
 static void udl_user_framebuffer_destroy(struct drm_framebuffer *fb)