[PATCH v2 00/18] Introduce DRM_FB_HELPER_DEFAULT_OPS for struct fb_ops

Hi Christian, On Mon, Nov 14, 2016 at 10:43:10AM +0100, Christian König wrote: > Am 14.11.2016 um 00:03 schrieb Stefan Christ: > > Hi, > > > > this is the second version of the refactoring work suggested by Daniel > > Vetter > > in the email: > > > &g

[PATCH v2 18/18] drm/gma500: use DRM_FB_HELPER_DEFAULT_OPS for fb_ops

: .fb_setcmap = drm_fb_helper_setcmap, and the struct psbfb_unaccel_ops implements two additional members: .fb_setcmap = drm_fb_helper_setcmap, .fb_pan_display = drm_fb_helper_pan_display, These changes are not tested. Cc: Patrik Jakobsson Signed-off-by: Stefan Christ

[PATCH v2 17/18] drm/i915: use DRM_FB_HELPER_DEFAULT_OPS for fb_ops

Cc: Daniel Vetter Cc: Jani Nikula Signed-off-by: Stefan Christ --- v2: Also remove fb_debug_(enter|leave) assignments --- drivers/gpu/drm/i915/intel_fbdev.c | 5 + 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_fbdev.c b/drivers/gpu/drm/i915

[PATCH v2 16/18] drm/omapdrm: use DRM_FB_HELPER_DEFAULT_OPS for fb_ops

Cc: Tomi Valkeinen Signed-off-by: Stefan Christ --- drivers/gpu/drm/omapdrm/omap_fbdev.c | 5 + 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/drivers/gpu/drm/omapdrm/omap_fbdev.c b/drivers/gpu/drm/omapdrm/omap_fbdev.c index adb10fb..8d8ac17 100644 --- a/drivers/gpu/drm

[PATCH v2 15/18] drm/virtio: use DRM_FB_HELPER_DEFAULT_OPS for fb_ops

This patch removes a TODO comment in the code. I do not know whether it is still relevant. Cc: David Airlie Cc: Gerd Hoffmann Signed-off-by: Stefan Christ --- v2: Also remove fb_debug_(enter|leave) assignments --- drivers/gpu/drm/virtio/virtgpu_fb.c | 8 +--- 1 file changed, 1 insertion

[PATCH v2 14/18] drm/msm: use DRM_FB_HELPER_DEFAULT_OPS for fb_ops

Cc: Rob Clark Signed-off-by: Stefan Christ --- drivers/gpu/drm/msm/msm_fbdev.c | 7 +-- 1 file changed, 1 insertion(+), 6 deletions(-) diff --git a/drivers/gpu/drm/msm/msm_fbdev.c b/drivers/gpu/drm/msm/msm_fbdev.c index ffd4a33..d29f5e8 100644 --- a/drivers/gpu/drm/msm/msm_fbdev.c +++ b

[PATCH v2 13/18] drm/udl: use DRM_FB_HELPER_DEFAULT_OPS for fb_ops

Cc: Dave Airlie Signed-off-by: Stefan Christ --- v2: Also remove fb_debug_(enter|leave) assignments --- drivers/gpu/drm/udl/udl_fb.c | 8 +--- 1 file changed, 1 insertion(+), 7 deletions(-) diff --git a/drivers/gpu/drm/udl/udl_fb.c b/drivers/gpu/drm/udl/udl_fb.c index 611b6b9..167f42c

[PATCH v2 12/18] drm/tegra: use DRM_FB_HELPER_DEFAULT_OPS for fb_ops

Cc: Thierry Reding Signed-off-by: Stefan Christ --- drivers/gpu/drm/tegra/fb.c | 6 +- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/drivers/gpu/drm/tegra/fb.c b/drivers/gpu/drm/tegra/fb.c index e6d71fa..e4a5ab0 100644 --- a/drivers/gpu/drm/tegra/fb.c +++ b/drivers/gpu/drm

[PATCH v2 11/18] drm/radeon: use DRM_FB_HELPER_DEFAULT_OPS for fb_ops

Cc: Alex Deucher Signed-off-by: Stefan Christ --- v2: Also remove fb_debug_(enter|leave) assignments --- drivers/gpu/drm/radeon/radeon_fb.c | 8 +--- 1 file changed, 1 insertion(+), 7 deletions(-) diff --git a/drivers/gpu/drm/radeon/radeon_fb.c b/drivers/gpu/drm/radeon/radeon_fb.c index

[PATCH v2 10/18] drm/rockchip: use DRM_FB_HELPER_DEFAULT_OPS for fb_ops

Cc: Mark Yao Signed-off-by: Stefan Christ --- drivers/gpu/drm/rockchip/rockchip_drm_fbdev.c | 6 +- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_fbdev.c b/drivers/gpu/drm/rockchip/rockchip_drm_fbdev.c index a16c69f..8f639c8 100644 --- a

[PATCH v2 09/18] drm/qxl: use DRM_FB_HELPER_DEFAULT_OPS for fb_ops

This patch removes a TODO comment in the code. I do not know whether it is still relevant. Cc: Dave Airlie Signed-off-by: Stefan Christ --- v2: Also remove fb_debug_(enter|leave) assignments v2: Add note about TODO comment in commit message --- drivers/gpu/drm/qxl/qxl_fb.c | 8 +--- 1 file

[PATCH v2 08/18] drm/nouveau: use DRM_FB_HELPER_DEFAULT_OPS for fb_ops

Cc: Ben Skeggs Signed-off-by: Stefan Christ --- v2: Also remove fb_debug_(enter|leave) assignments --- drivers/gpu/drm/nouveau/nouveau_fbcon.c | 16 ++-- 1 file changed, 2 insertions(+), 14 deletions(-) diff --git a/drivers/gpu/drm/nouveau/nouveau_fbcon.c b/drivers/gpu/drm/nouveau

[PATCH v2 07/18] drm/exynos: use DRM_FB_HELPER_DEFAULT_OPS for fb_ops

Cc: Inki Dae Cc: Joonyoung Shim Cc: Seung-Woo Kim Cc: Kyungmin Park Acked-by: Inki Dae Signed-off-by: Stefan Christ --- v2: Add Acked-by from Inki Dae --- drivers/gpu/drm/exynos/exynos_drm_fbdev.c | 6 +- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/drivers/gpu/drm

[PATCH v2 06/18] drm/fb_cma_helper: use DRM_FB_HELPER_DEFAULT_OPS for fb_ops

Cc: David Airlie Signed-off-by: Stefan Christ --- drivers/gpu/drm/drm_fb_cma_helper.c | 6 +- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/drivers/gpu/drm/drm_fb_cma_helper.c b/drivers/gpu/drm/drm_fb_cma_helper.c index 1fd6eac..71551fd 100644 --- a/drivers/gpu/drm

[PATCH v2 05/18] drm/bochs: use DRM_FB_HELPER_DEFAULT_OPS for fb_ops

Cc: Gerd Hoffmann Signed-off-by: Stefan Christ --- drivers/gpu/drm/bochs/bochs_fbdev.c | 6 +- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/drivers/gpu/drm/bochs/bochs_fbdev.c b/drivers/gpu/drm/bochs/bochs_fbdev.c index e1ec498..da790a1 100644 --- a/drivers/gpu/drm/bochs

[PATCH v2 04/18] drm/armada: use DRM_FB_HELPER_DEFAULT_OPS for fb_ops

Cc: Russell King Signed-off-by: Stefan Christ --- v2: Also remove fb_debug_(enter|leave) assignments --- drivers/gpu/drm/armada/armada_fbdev.c | 8 +--- 1 file changed, 1 insertion(+), 7 deletions(-) diff --git a/drivers/gpu/drm/armada/armada_fbdev.c b/drivers/gpu/drm/armada

[PATCH v2 03/18] drm/amdgpu: use DRM_FB_HELPER_DEFAULT_OPS for fb_ops

Cc: Alex Deucher Cc: Christian König Signed-off-by: Stefan Christ --- v2: Also remove fb_debug_(enter|leave) assignments --- drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c | 8 +--- 1 file changed, 1 insertion(+), 7 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c b/drivers/gpu

[PATCH v2 02/18] drm/fb-helper: add fb_debug_* to DRM_FB_HELPER_DEFAULT_OPS

Add additional members fb_debug_enter and fb_debug_leave to helper define. They are shared by all fb_ops implementations. Suggested-by: Daniel Vetter Signed-off-by: Stefan Christ --- include/drm/drm_fb_helper.h | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/include/drm

[PATCH v2 01/18] drm/fb-helper: fix segfaults in drm_fb_helper_debug_*

mented, the code in drm_fb_helper_debug_(enter|leave) does effectively nothing. Signed-off-by: Stefan Christ --- drivers/gpu/drm/drm_fb_helper.c | 6 ++ 1 file changed, 6 insertions(+) diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c index 03414bd..823fc9e 1006

[PATCH v2 00/18] Introduce DRM_FB_HELPER_DEFAULT_OPS for struct fb_ops

nobody noticed. Refactoring patches for ast, cirrus and mgag200 are dropped. I leave it to Daniel if additional drivers should not be converted. This series is based on tag v4.9-rc1 and applies cleanly onto drm-next, too. Kind regards, Stefan Christ Changes in v2: - add patch 

[PATCH] drm/fb-helper: fix sphinx markup for DRM_FB_HELPER_DEFAULT_OPS

Fix invalid sphinx markup in the comment for the newly added DRM_FB_HELPER_DEFAULT_OPS. Signed-off-by: Stefan Christ --- Hi, > > If I'm not mistaken v1 of this patch is already in drm-misc so you may > > want to send a patch that fix just the line above. > > Yup, I ne

[PATCH v2] drm/fb-helper: add DRM_FB_HELPER_DEFAULT_OPS for fb_ops

implementations */ }; Suggested-by: Daniel Vetter Signed-off-by: Stefan Christ --- v2: Fix sphinx error: warning: Cannot understand * @DRM_FB_HELPER_DEFAULT_OPS: --- include/drm/drm_fb_helper.h | 13 + 1 file changed, 13 insertions(+) diff --git a/include/drm

[PATCH 20/20] drm/gma500: use DRM_FB_HELPER_DEFAULT_OPS for fb_ops

: .fb_setcmap = drm_fb_helper_setcmap, and the struct psbfb_unaccel_ops implements two additional members: .fb_setcmap = drm_fb_helper_setcmap, .fb_pan_display = drm_fb_helper_pan_display, These changes are not tested. Cc: Patrik Jakobsson Signed-off-by: Stefan Christ

[PATCH 19/20] drm/i915: use DRM_FB_HELPER_DEFAULT_OPS for fb_ops

Cc: Daniel Vetter Cc: Jani Nikula Signed-off-by: Stefan Christ --- drivers/gpu/drm/i915/intel_fbdev.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_fbdev.c b/drivers/gpu/drm/i915/intel_fbdev.c index 3e3632c..cf589ab 100644 --- a/drivers/gpu

[PATCH 18/20] drm/omapdrm: use DRM_FB_HELPER_DEFAULT_OPS for fb_ops

Cc: Tomi Valkeinen Signed-off-by: Stefan Christ --- drivers/gpu/drm/omapdrm/omap_fbdev.c | 5 + 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/drivers/gpu/drm/omapdrm/omap_fbdev.c b/drivers/gpu/drm/omapdrm/omap_fbdev.c index adb10fb..8d8ac17 100644 --- a/drivers/gpu/drm

[PATCH 17/20] drm/virtio: use DRM_FB_HELPER_DEFAULT_OPS for fb_ops

This patch removes a TODO comment in the code. I do not know whether it is still relevant. Cc: David Airlie Cc: Gerd Hoffmann Signed-off-by: Stefan Christ --- drivers/gpu/drm/virtio/virtgpu_fb.c | 6 +- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/drivers/gpu/drm/virtio

[PATCH 16/20] drm/msm: use DRM_FB_HELPER_DEFAULT_OPS for fb_ops

Cc: Rob Clark Signed-off-by: Stefan Christ --- drivers/gpu/drm/msm/msm_fbdev.c | 7 +-- 1 file changed, 1 insertion(+), 6 deletions(-) diff --git a/drivers/gpu/drm/msm/msm_fbdev.c b/drivers/gpu/drm/msm/msm_fbdev.c index ffd4a33..d29f5e8 100644 --- a/drivers/gpu/drm/msm/msm_fbdev.c +++ b

[PATCH 15/20] drm/udl: use DRM_FB_HELPER_DEFAULT_OPS for fb_ops

Cc: Dave Airlie Signed-off-by: Stefan Christ --- drivers/gpu/drm/udl/udl_fb.c | 6 +- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/drivers/gpu/drm/udl/udl_fb.c b/drivers/gpu/drm/udl/udl_fb.c index 9688bfa..2137a4f 100644 --- a/drivers/gpu/drm/udl/udl_fb.c +++ b/drivers/gpu

[PATCH 14/20] drm/tegra: use DRM_FB_HELPER_DEFAULT_OPS for fb_ops

Cc: Thierry Reding Signed-off-by: Stefan Christ --- drivers/gpu/drm/tegra/fb.c | 6 +- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/drivers/gpu/drm/tegra/fb.c b/drivers/gpu/drm/tegra/fb.c index e6d71fa..e4a5ab0 100644 --- a/drivers/gpu/drm/tegra/fb.c +++ b/drivers/gpu/drm

[PATCH 13/20] drm/radeon: use DRM_FB_HELPER_DEFAULT_OPS for fb_ops

Cc: Alex Deucher Signed-off-by: Stefan Christ --- drivers/gpu/drm/radeon/radeon_fb.c | 6 +- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/drivers/gpu/drm/radeon/radeon_fb.c b/drivers/gpu/drm/radeon/radeon_fb.c index 0e3143a..12c6fe1 100644 --- a/drivers/gpu/drm/radeon

[PATCH 12/20] drm/rockchip: use DRM_FB_HELPER_DEFAULT_OPS for fb_ops

Cc: Mark Yao Signed-off-by: Stefan Christ --- drivers/gpu/drm/rockchip/rockchip_drm_fbdev.c | 6 +- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_fbdev.c b/drivers/gpu/drm/rockchip/rockchip_drm_fbdev.c index 207e01d..46eaa3e 100644 --- a

[PATCH 11/20] drm/qxl: use DRM_FB_HELPER_DEFAULT_OPS for fb_ops

Cc: Dave Airlie Signed-off-by: Stefan Christ --- drivers/gpu/drm/qxl/qxl_fb.c | 6 +- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/drivers/gpu/drm/qxl/qxl_fb.c b/drivers/gpu/drm/qxl/qxl_fb.c index 28c1423..114f4cb 100644 --- a/drivers/gpu/drm/qxl/qxl_fb.c +++ b/drivers/gpu

[PATCH 10/20] drm/nouveau: use DRM_FB_HELPER_DEFAULT_OPS for fb_ops

Cc: Ben Skeggs Signed-off-by: Stefan Christ --- drivers/gpu/drm/nouveau/nouveau_fbcon.c | 12 ++-- 1 file changed, 2 insertions(+), 10 deletions(-) diff --git a/drivers/gpu/drm/nouveau/nouveau_fbcon.c b/drivers/gpu/drm/nouveau/nouveau_fbcon.c index d1f248f..2373796 100644 --- a

[PATCH 09/20] drm/mgag200: use DRM_FB_HELPER_DEFAULT_OPS for fb_ops

Cc: Dave Airlie Signed-off-by: Stefan Christ --- drivers/gpu/drm/mgag200/mgag200_fb.c | 6 +- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/drivers/gpu/drm/mgag200/mgag200_fb.c b/drivers/gpu/drm/mgag200/mgag200_fb.c index d9b04b0..a41aa19 100644 --- a/drivers/gpu/drm/mgag200

[PATCH 08/20] drm/exynos: use DRM_FB_HELPER_DEFAULT_OPS for fb_ops

Cc: Inki Dae Cc: Joonyoung Shim Cc: Seung-Woo Kim Cc: Kyungmin Park Signed-off-by: Stefan Christ --- drivers/gpu/drm/exynos/exynos_drm_fbdev.c | 6 +- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/drivers/gpu/drm/exynos/exynos_drm_fbdev.c b/drivers/gpu/drm/exynos

[PATCH 07/20] drm/fb_cma_helper: use DRM_FB_HELPER_DEFAULT_OPS for fb_ops

Cc: David Airlie Signed-off-by: Stefan Christ --- drivers/gpu/drm/drm_fb_cma_helper.c | 6 +- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/drivers/gpu/drm/drm_fb_cma_helper.c b/drivers/gpu/drm/drm_fb_cma_helper.c index 1fd6eac..71551fd 100644 --- a/drivers/gpu/drm

[PATCH 06/20] drm/cirrus: use DRM_FB_HELPER_DEFAULT_OPS for fb_ops

Cc: Dave Airlie Signed-off-by: Stefan Christ --- drivers/gpu/drm/cirrus/cirrus_fbdev.c | 6 +- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/drivers/gpu/drm/cirrus/cirrus_fbdev.c b/drivers/gpu/drm/cirrus/cirrus_fbdev.c index 3b5be72..4f8d42b 100644 --- a/drivers/gpu/drm

[PATCH 05/20] drm/bochs: use DRM_FB_HELPER_DEFAULT_OPS for fb_ops

Cc: Gerd Hoffmann Signed-off-by: Stefan Christ --- drivers/gpu/drm/bochs/bochs_fbdev.c | 6 +- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/drivers/gpu/drm/bochs/bochs_fbdev.c b/drivers/gpu/drm/bochs/bochs_fbdev.c index e1ec498..da790a1 100644 --- a/drivers/gpu/drm/bochs

[PATCH 04/20] drm/ast: use DRM_FB_HELPER_DEFAULT_OPS for fb_ops

Cc: Dave Airlie Signed-off-by: Stefan Christ --- drivers/gpu/drm/ast/ast_fb.c | 6 +- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/drivers/gpu/drm/ast/ast_fb.c b/drivers/gpu/drm/ast/ast_fb.c index c017a93..b604fdd 100644 --- a/drivers/gpu/drm/ast/ast_fb.c +++ b/drivers/gpu

[PATCH 03/20] drm/armada: use DRM_FB_HELPER_DEFAULT_OPS for fb_ops

Cc: Russell King Signed-off-by: Stefan Christ --- drivers/gpu/drm/armada/armada_fbdev.c | 6 +- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/drivers/gpu/drm/armada/armada_fbdev.c b/drivers/gpu/drm/armada/armada_fbdev.c index 7d03c51..0322bb0 100644 --- a/drivers/gpu/drm

[PATCH 02/20] drm/amdgpu: use DRM_FB_HELPER_DEFAULT_OPS for fb_ops

Cc: Alex Deucher Cc: Christian König Signed-off-by: Stefan Christ --- drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c | 6 +- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c index 9191467..6b80982 100644

[PATCH 01/20] drm/fb-helper: add DRM_FB_HELPER_DEFAULT_OPS for fb_ops

implementations */ }; Suggested-by: Daniel Vetter Signed-off-by: Stefan Christ --- include/drm/drm_fb_helper.h | 13 + 1 file changed, 13 insertions(+) diff --git a/include/drm/drm_fb_helper.h b/include/drm/drm_fb_helper.h index db8d478..b76f5c7 100644 --- a/include/drm

[PATCH 00/20] Introduce DRM_FB_HELPER_DEFAULT_OPS for struct fb_ops

s series is based on tag v4.8-rc8. If rebased onto 'drm-next' there are two small conflicts. Kind regards, Stefan Christ Stefan Christ (20): drm/fb-helper: add DRM_FB_HELPER_DEFAULT_OPS for fb_ops drm/amdgpu: use DRM_FB_HELPER_DEFAULT_OPS for fb_ops drm/armada: use DRM_FB

[PATCH for v4.8-rc6] drm/i915: fix pointer dereference in intel_dvo_init

/0xa SS:ESP 0068:f5e6bccc CR2: 0104 ---[ end trace 27c6bec7dc5672b3 ]--- Signed-off-by: Stefan Christ --- Hi, trying out the recent release candiate of the linux kernel 4.8, namely v4.8-rc1 and v4.8-rc6, I see this regression on my IBM Thinkpad X40. My video hardware is

[PATCH] drm/gma500: remove unnecessary stub for fb_ioctl()

Stub implementation of fb_ioctl can be omitted, because function do_fb_ioctl already returns -ENOTTY when fb_ioctl is not assigned. Signed-off-by: Stefan Christ --- drivers/gpu/drm/gma500/framebuffer.c | 9 - 1 file changed, 9 deletions(-) diff --git a/drivers/gpu/drm/gma500

[PATCH 2/3] drm: fb_helper: implement ioctl FBIO_WAITFORVSYNC

ches? One big patch, one patch per driver or group of drivers per patch? Mit freundlichen Grüßen / Kind regards, Stefan Christ > -- > Daniel Vetter > Software Engineer, Intel Corporation > http://blog.ffwll.ch

[PATCH 0/3] Support fast framebuffer panning for i.MX6

Hi Daniel, On Wed, Jul 13, 2016 at 12:00:07PM +0200, Daniel Vetter wrote: > On Wed, Jul 13, 2016 at 10:11:45AM +0200, Stefan Christ wrote: > > Hi, > > > > im currently working on supporting double/tripple buffering for the > > framebuffer > > emulation on

[PATCH 3/3] drm/imx: ipuv3-crtc: implement fast path mode_set_base

mebuffer ioctl FBIOPAN_DISPLAY for buffer flipping. When the fast-patch is not present, the ioctl FBIOPAN_DISPLAY causes a complete mode set which is too interruptive. Signed-off-by: Stefan Christ --- drivers/gpu/drm/imx/ipuv3-crtc.c | 10 ++ 1 file changed, 10 insertions(+) diff --g

[PATCH 2/3] drm: fb_helper: implement ioctl FBIO_WAITFORVSYNC

based on https://github.com/Xilinx/linux-xlnx/blob/master/drivers/gpu/drm/xilinx/xilinx_drm_fb.c#L196 Signed-off-by: Stefan Christ --- drivers/gpu/drm/drm_fb_cma_helper.c | 1 + drivers/gpu/drm/drm_fb_helper.c | 43 + include/drm/drm_fb_helper.h

[PATCH 1/3] drm/cma-helper: Add multi buffer support for cma fbdev

a buffer flip can be operated. It will need some time for Android device vendors to abondon legency fbdev. So multi buffer for fbdev is needed. Signed-off-by: Xinliang Liu [s.christ at phytec.de: Picking patch from https://lkml.org/lkml/2015/9/14/188] Signed-off-by: Stefan

[PATCH 0/3] Support fast framebuffer panning for i.MX6

needed for simple framebuffer applications and some OpenGL libraries using double buffering with FBIOPUT_VSCREENINFO, FBIO_WAITFORVSYNC and FBIOPAN_DISPLAY. Any comments? Kind regards, Stefan Christ Stefan Christ (2): drm: fb_helper: implement ioctl FBIO_WAITFORVSYNC drm/imx: ipuv3