On 10/11/2018 02:16 AM, Deepak Rawat wrote:
Update the commet to sync with code.
Minor typo above^
Signed-off-by: Deepak Rawat <drawat@xxxxxxxxxx>
---
drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c | 18 +++---------------
1 file changed, 3 insertions(+), 15 deletions(-)
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c b/drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c
index 64d11af2b81b..1821c4be0ef4 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c
@@ -1653,7 +1653,6 @@ static int vmw_stdu_plane_update_surface(struct vmw_private *dev_priv,
/**
* vmw_stdu_primary_plane_atomic_update - formally switches STDU to new plane
- *
* @plane: display plane
* @old_state: Only used to get crtc info
*
@@ -1674,10 +1673,7 @@ vmw_stdu_primary_plane_atomic_update(struct drm_plane *plane,
struct vmw_private *dev_priv;
int ret;
- /*
- * We cannot really fail this function, so if we do, then output an
- * error and maintain consistent atomic state.
- */
+ /* If somehow gets a device error, maintain consistent atomic state */
Perhaps: "If we somehow get", or "In case of"
if (crtc && plane->state->fb) {
struct vmw_framebuffer *vfb =
vmw_framebuffer_to_vfb(plane->state->fb);
@@ -1706,12 +1702,7 @@ vmw_stdu_primary_plane_atomic_update(struct drm_plane *plane,
stdu = vmw_crtc_to_stdu(crtc);
dev_priv = vmw_priv(crtc->dev);
- /*
- * When disabling a plane, CRTC and FB should always be NULL
- * together, otherwise it's an error.
- * Here primary plane is being disable so blank the screen
- * target display unit, if not already done.
- */
+ /* Blank STDU when fb and crtc are NULL */
if (!stdu->defined)
return;
@@ -1726,11 +1717,8 @@ vmw_stdu_primary_plane_atomic_update(struct drm_plane *plane,
return;
}
+ /* In case of error vblank event is sent in vmw_du_crtc_atomic_flush */
event = crtc->state->event;
- /*
- * In case of failure and other cases, vblank event will be sent in
- * vmw_du_crtc_atomic_flush.
- */
if (event && fence) {
struct drm_file *file_priv = event->base.file_priv;
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