diff options
| author | James Simmons <jsimmons@infradead.org> | 2009-10-29 20:39:07 (GMT) |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2009-11-19 02:51:56 (GMT) |
| commit | 731b5a15a3b1474a41c2ca29b4c32b0f21bc852e (patch) | |
| tree | e7956b7cfcf375b4bb68712fe818e7e1b957a08f /drivers/gpu | |
| parent | d91d8a3f88059d93e34ac70d059153ec69a9ffc7 (diff) | |
| download | linux-fsl-qoriq-731b5a15a3b1474a41c2ca29b4c32b0f21bc852e.tar.xz | |
drm/kms: properly handle fbdev blanking
I examined several fbdev drivers and foudn the blanking code in
drm_fb_helper to be wrong. This patch fixes the fbdev blanking to behave
like other fbdev drivers.
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/drm_fb_helper.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c index 9c92461..ea336d2 100644 --- a/drivers/gpu/drm/drm_fb_helper.c +++ b/drivers/gpu/drm/drm_fb_helper.c @@ -373,11 +373,9 @@ static void drm_fb_helper_off(struct fb_info *info, int dpms_mode) mutex_unlock(&dev->mode_config.mutex); } } - if (dpms_mode == DRM_MODE_DPMS_OFF) { - mutex_lock(&dev->mode_config.mutex); - crtc_funcs->dpms(crtc, dpms_mode); - mutex_unlock(&dev->mode_config.mutex); - } + mutex_lock(&dev->mode_config.mutex); + crtc_funcs->dpms(crtc, DRM_MODE_DPMS_OFF); + mutex_unlock(&dev->mode_config.mutex); } } } @@ -385,18 +383,23 @@ static void drm_fb_helper_off(struct fb_info *info, int dpms_mode) int drm_fb_helper_blank(int blank, struct fb_info *info) { switch (blank) { + /* Display: On; HSync: On, VSync: On */ case FB_BLANK_UNBLANK: drm_fb_helper_on(info); break; + /* Display: Off; HSync: On, VSync: On */ case FB_BLANK_NORMAL: - drm_fb_helper_off(info, DRM_MODE_DPMS_STANDBY); + drm_fb_helper_off(info, DRM_MODE_DPMS_ON); break; + /* Display: Off; HSync: Off, VSync: On */ case FB_BLANK_HSYNC_SUSPEND: drm_fb_helper_off(info, DRM_MODE_DPMS_STANDBY); break; + /* Display: Off; HSync: On, VSync: Off */ case FB_BLANK_VSYNC_SUSPEND: drm_fb_helper_off(info, DRM_MODE_DPMS_SUSPEND); break; + /* Display: Off; HSync: Off, VSync: Off */ case FB_BLANK_POWERDOWN: drm_fb_helper_off(info, DRM_MODE_DPMS_OFF); break; |