diff options
| author | Dhinakaran Pandiyan <dhinakaran.pandiyan@gmail.com> | 2018-02-21 10:39:08 +0300 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2018-02-21 21:29:06 +0300 |
| commit | ea3f0ef37c56641779519c18bab7f60cf9eb9a15 (patch) | |
| tree | 5622a09ac2542d0143df82aa481e1a78fcd2920f /drivers/gpu/drm/drm_vblank.c | |
| parent | 7b3b61b62a58b7be8af838aa7d726720e38087ee (diff) | |
| download | linux-ea3f0ef37c56641779519c18bab7f60cf9eb9a15.tar.xz | |
drm/doc: Fix documentation for _vblank_restore().
No code changes, fixes doc build warnings and polish some doc text.
Reported-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20180221073908.4500-1-dhinakaran.pandiyan@intel.com
Diffstat (limited to 'drivers/gpu/drm/drm_vblank.c')
| -rw-r--r-- | drivers/gpu/drm/drm_vblank.c | 22 |
1 files changed, 14 insertions, 8 deletions
diff --git a/drivers/gpu/drm/drm_vblank.c b/drivers/gpu/drm/drm_vblank.c index c781cb426bf1..51041eec0047 100644 --- a/drivers/gpu/drm/drm_vblank.c +++ b/drivers/gpu/drm/drm_vblank.c @@ -1238,12 +1238,15 @@ void drm_crtc_vblank_on(struct drm_crtc *crtc) EXPORT_SYMBOL(drm_crtc_vblank_on); /** - * drm_vblank_restore - estimated vblanks using timestamps and update it. + * drm_vblank_restore - estimate missed vblanks and update vblank count. + * @dev: DRM device + * @pipe: CRTC index * * Power manamement features can cause frame counter resets between vblank - * disable and enable. Drivers can then use this function in their - * &drm_crtc_funcs.enable_vblank implementation to estimate the vblanks since - * the last &drm_crtc_funcs.disable_vblank. + * disable and enable. Drivers can use this function in their + * &drm_crtc_funcs.enable_vblank implementation to estimate missed vblanks since + * the last &drm_crtc_funcs.disable_vblank using timestamps and update the + * vblank counter. * * This function is the legacy version of drm_crtc_vblank_restore(). */ @@ -1284,11 +1287,14 @@ void drm_vblank_restore(struct drm_device *dev, unsigned int pipe) EXPORT_SYMBOL(drm_vblank_restore); /** - * drm_crtc_vblank_restore - estimate vblanks using timestamps and update it. + * drm_crtc_vblank_restore - estimate missed vblanks and update vblank count. + * @crtc: CRTC in question + * * Power manamement features can cause frame counter resets between vblank - * disable and enable. Drivers can then use this function in their - * &drm_crtc_funcs.enable_vblank implementation to estimate the vblanks since - * the last &drm_crtc_funcs.disable_vblank. + * disable and enable. Drivers can use this function in their + * &drm_crtc_funcs.enable_vblank implementation to estimate missed vblanks since + * the last &drm_crtc_funcs.disable_vblank using timestamps and update the + * vblank counter. */ void drm_crtc_vblank_restore(struct drm_crtc *crtc) { |