diff options
Diffstat (limited to 'common/recipes-kernel/linux/files/0841-drm-amd-dal-fix-lb-alpha-programming.patch')
| -rw-r--r-- | common/recipes-kernel/linux/files/0841-drm-amd-dal-fix-lb-alpha-programming.patch | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/files/0841-drm-amd-dal-fix-lb-alpha-programming.patch b/common/recipes-kernel/linux/files/0841-drm-amd-dal-fix-lb-alpha-programming.patch new file mode 100644 index 00000000..3c97033c --- /dev/null +++ b/common/recipes-kernel/linux/files/0841-drm-amd-dal-fix-lb-alpha-programming.patch @@ -0,0 +1,64 @@ +From 9b9b78e7a2229cf1d2ec1773e757230afa2c202d Mon Sep 17 00:00:00 2001 +From: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com> +Date: Thu, 25 Feb 2016 14:07:49 -0500 +Subject: [PATCH 0841/1110] drm/amd/dal: fix lb alpha programming + +Signed-off-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com> +Acked-by: Harry Wentland <harry.wentland@amd.com> +--- + .../drm/amd/dal/dc/dce110/dce110_transform_bit_depth.c | 18 ++++++------------ + 1 file changed, 6 insertions(+), 12 deletions(-) + +diff --git a/drivers/gpu/drm/amd/dal/dc/dce110/dce110_transform_bit_depth.c b/drivers/gpu/drm/amd/dal/dc/dce110/dce110_transform_bit_depth.c +index 70dedbc..1fe8b1b 100644 +--- a/drivers/gpu/drm/amd/dal/dc/dce110/dce110_transform_bit_depth.c ++++ b/drivers/gpu/drm/amd/dal/dc/dce110/dce110_transform_bit_depth.c +@@ -772,9 +772,7 @@ bool dce110_transform_set_pixel_storage_depth( + uint32_t value; + enum dc_color_depth color_depth; + +- value = dm_read_reg( +- xfm->ctx, +- LB_REG(mmLB_DATA_FORMAT)); ++ value = dm_read_reg(xfm->ctx, LB_REG(mmLB_DATA_FORMAT)); + switch (depth) { + case LB_PIXEL_DEPTH_18BPP: + color_depth = COLOR_DEPTH_666; +@@ -806,9 +804,8 @@ bool dce110_transform_set_pixel_storage_depth( + ret = program_bit_depth_reduction(xfm110, color_depth, + bit_depth_params); + +- set_reg_field_value(value, 0, LB_DATA_FORMAT, ALPHA_EN); +- dm_write_reg( +- xfm->ctx, LB_REG(mmLB_DATA_FORMAT), value); ++ set_reg_field_value(value, 1, LB_DATA_FORMAT, ALPHA_EN); ++ dm_write_reg(xfm->ctx, LB_REG(mmLB_DATA_FORMAT), value); + if (!(xfm110->lb_pixel_depth_supported & depth)) { + /*we should use unsupported capabilities + * unless it is required by w/a*/ +@@ -901,9 +898,7 @@ bool dce110_transform_v_set_pixel_storage_depth( + uint32_t value; + enum dc_color_depth color_depth; + +- value = dm_read_reg( +- xfm->ctx, +- LB_REG(mmLBV_DATA_FORMAT)); ++ value = dm_read_reg(xfm->ctx, mmLBV_DATA_FORMAT); + switch (depth) { + case LB_PIXEL_DEPTH_18BPP: + color_depth = COLOR_DEPTH_666; +@@ -947,9 +942,8 @@ bool dce110_transform_v_set_pixel_storage_depth( + ret = program_bit_depth_reduction(xfm110, color_depth, + bit_depth_params); + +- set_reg_field_value(value, 0, LB_DATA_FORMAT, ALPHA_EN); +- dm_write_reg( +- xfm->ctx, LB_REG(mmLB_DATA_FORMAT), value); ++ set_reg_field_value(value, 0, LBV_DATA_FORMAT, ALPHA_EN); ++ dm_write_reg(xfm->ctx, mmLBV_DATA_FORMAT, value); + if (!(xfm110->lb_pixel_depth_supported & depth)) { + /*we should use unsupported capabilities + * unless it is required by w/a*/ +-- +2.7.4 + |