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Subject[077/151] drm/radeon/kms: handle vblanks properly with dpms on
2.6.32-stable review patch.  If anyone has any objections, please let us know.

------------------

From: Alex Deucher <alexdeucher@gmail.com>

commit 500b758725314ab1b5316eb0caa5b0fa26740e6b upstream.

avivo chips

Copied from pre-avivo code.

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

---
drivers/gpu/drm/radeon/atombios_crtc.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)

--- a/drivers/gpu/drm/radeon/atombios_crtc.c
+++ b/drivers/gpu/drm/radeon/atombios_crtc.c
@@ -241,6 +241,7 @@ void atombios_crtc_dpms(struct drm_crtc
{
struct drm_device *dev = crtc->dev;
struct radeon_device *rdev = dev->dev_private;
+ struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);

switch (mode) {
case DRM_MODE_DPMS_ON:
@@ -248,20 +249,19 @@ void atombios_crtc_dpms(struct drm_crtc
if (ASIC_IS_DCE3(rdev))
atombios_enable_crtc_memreq(crtc, 1);
atombios_blank_crtc(crtc, 0);
+ drm_vblank_post_modeset(dev, radeon_crtc->crtc_id);
+ radeon_crtc_load_lut(crtc);
break;
case DRM_MODE_DPMS_STANDBY:
case DRM_MODE_DPMS_SUSPEND:
case DRM_MODE_DPMS_OFF:
+ drm_vblank_pre_modeset(dev, radeon_crtc->crtc_id);
atombios_blank_crtc(crtc, 1);
if (ASIC_IS_DCE3(rdev))
atombios_enable_crtc_memreq(crtc, 0);
atombios_enable_crtc(crtc, 0);
break;
}
-
- if (mode != DRM_MODE_DPMS_OFF) {
- radeon_crtc_load_lut(crtc);
- }
}

static void



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