target/linux/brcm2708/patches-4.4/0278-drm-vc4-Improve-comments-on-vc4_plane_state-members.patch

   1 From 3049b5e72472a580753328c31e191fac5e3b151b Mon Sep 17 00:00:00 2001
   2 From: Eric Anholt <eric@anholt.net>
   3 Date: Mon, 28 Dec 2015 14:14:09 -0800
   4 Subject: [PATCH 278/304] drm/vc4: Improve comments on vc4_plane_state members.
   5
   6 Signed-off-by: Eric Anholt <eric@anholt.net>
   7 (cherry picked from commit f427fb16cf756548c39256b569cf083f39bcc4e9)
   8 ---
   9  drivers/gpu/drm/vc4/vc4_plane.c | 9 ++++++---
  10  1 file changed, 6 insertions(+), 3 deletions(-)
  11
  12 --- a/drivers/gpu/drm/vc4/vc4_plane.c
  13 +++ b/drivers/gpu/drm/vc4/vc4_plane.c
  14 @@ -26,16 +26,19 @@
  15
  16  struct vc4_plane_state {
  17         struct drm_plane_state base;
  18 +       /* System memory copy of the display list for this element, computed
  19 +        * at atomic_check time.
  20 +        */
  21         u32 *dlist;
  22 -       u32 dlist_size; /* Number of dwords in allocated for the display list */
  23 +       u32 dlist_size; /* Number of dwords allocated for the display list */
  24         u32 dlist_count; /* Number of used dwords in the display list. */
  25
  26         /* Offset in the dlist to pointer word 0. */
  27         u32 pw0_offset;
  28
  29         /* Offset where the plane's dlist was last stored in the
  30 -          hardware at vc4_crtc_atomic_flush() time.
  31 -       */
  32 +        * hardware at vc4_crtc_atomic_flush() time.
  33 +        */
  34         u32 *hw_dlist;
  35  };
  36