target/linux/brcm2708/patches-4.19/950-0659-drm-vc4-Fix-TILE_Y_OFFSET-definitions.patch

   1 From c1fffc2a7dbf7e59aaef36378fb14d1c3dc016a6 Mon Sep 17 00:00:00 2001
   2 From: Eric Anholt <eric@anholt.net>
   3 Date: Fri, 3 Aug 2018 11:22:27 +0200
   4 Subject: [PATCH] drm/vc4: Fix TILE_Y_OFFSET definitions
   5
   6 Y_OFFSET field starts at bit 8 not 7.
   7
   8 Signed-off-by: Eric Anholt <eric@anholt.net>
   9 Signed-off-by: Boris Brezillon <boris.brezillon@bootlin.com>
  10 Link: https://patchwork.freedesktop.org/patch/msgid/20180803092231.26446-1-boris.brezillon@bootlin.com
  11 ---
  12  drivers/gpu/drm/vc4/vc4_regs.h | 4 ++--
  13  1 file changed, 2 insertions(+), 2 deletions(-)
  14
  15 --- a/drivers/gpu/drm/vc4/vc4_regs.h
  16 +++ b/drivers/gpu/drm/vc4/vc4_regs.h
  17 @@ -1043,8 +1043,8 @@ enum hvs_pixel_format {
  18  #define SCALER_PITCH0_TILE_LINE_DIR            BIT(15)
  19  #define SCALER_PITCH0_TILE_INITIAL_LINE_DIR    BIT(14)
  20  /* Y offset within a tile. */
  21 -#define SCALER_PITCH0_TILE_Y_OFFSET_MASK       VC4_MASK(13, 7)
  22 -#define SCALER_PITCH0_TILE_Y_OFFSET_SHIFT      7
  23 +#define SCALER_PITCH0_TILE_Y_OFFSET_MASK       VC4_MASK(13, 8)
  24 +#define SCALER_PITCH0_TILE_Y_OFFSET_SHIFT      8
  25  #define SCALER_PITCH0_TILE_WIDTH_R_MASK                VC4_MASK(6, 0)
  26  #define SCALER_PITCH0_TILE_WIDTH_R_SHIFT       0
  27