diff options
| author | Alex Deucher <alexander.deucher@amd.com> | 2015-10-02 16:59:34 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2015-10-05 09:44:25 -0400 |
| commit | 8b7530b15c3332220a081035ab467c9359aff409 (patch) | |
| tree | 8fb0229e7c3502ed307799d76fd5df37325f63d9 /drivers | |
| parent | 8c70e1cda04b966b50ddfefafbd0ea376ed8edd5 (diff) | |
| download | linux-8b7530b15c3332220a081035ab467c9359aff409.tar.bz2 | |
drm/amdgpu: restore the fbdev mode in lastclose
restore the fbdev state if a drm app like X is killed.
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c | 16 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | 5 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h | 1 |
3 files changed, 21 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c index 8a122b1b7786..96290d9cddca 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c @@ -402,3 +402,19 @@ bool amdgpu_fbdev_robj_is_fb(struct amdgpu_device *adev, struct amdgpu_bo *robj) return true; return false; } + +void amdgpu_fbdev_restore_mode(struct amdgpu_device *adev) +{ + struct amdgpu_fbdev *afbdev = adev->mode_info.rfbdev; + struct drm_fb_helper *fb_helper; + int ret; + + if (!afbdev) + return; + + fb_helper = &afbdev->helper; + + ret = drm_fb_helper_restore_fbdev_mode_unlocked(fb_helper); + if (ret) + DRM_DEBUG("failed to restore crtc mode\n"); +} diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c index 8c735f544b66..5d11e798230c 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c @@ -485,7 +485,7 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file * Outdated mess for old drm with Xorg being in charge (void function now). */ /** - * amdgpu_driver_firstopen_kms - drm callback for last close + * amdgpu_driver_lastclose_kms - drm callback for last close * * @dev: drm dev pointer * @@ -493,6 +493,9 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file */ void amdgpu_driver_lastclose_kms(struct drm_device *dev) { + struct amdgpu_device *adev = dev->dev_private; + + amdgpu_fbdev_restore_mode(adev); vga_switcheroo_process_delayed_switch(); } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h index 64efe5b52e65..7bd470d9ac30 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h @@ -567,6 +567,7 @@ void amdgpu_fbdev_fini(struct amdgpu_device *adev); void amdgpu_fbdev_set_suspend(struct amdgpu_device *adev, int state); int amdgpu_fbdev_total_size(struct amdgpu_device *adev); bool amdgpu_fbdev_robj_is_fb(struct amdgpu_device *adev, struct amdgpu_bo *robj); +void amdgpu_fbdev_restore_mode(struct amdgpu_device *adev); void amdgpu_fb_output_poll_changed(struct amdgpu_device *adev); |