diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4476-drm-amd-display-Update-background-color-in-bottommos.patch')
-rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4476-drm-amd-display-Update-background-color-in-bottommos.patch | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4476-drm-amd-display-Update-background-color-in-bottommos.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4476-drm-amd-display-Update-background-color-in-bottommos.patch new file mode 100644 index 00000000..1cbacf38 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4476-drm-amd-display-Update-background-color-in-bottommos.patch @@ -0,0 +1,60 @@ +From 005868d633f371451d5954e6ad62e5be20745f9f Mon Sep 17 00:00:00 2001 +From: Hugo Hu <hugo.hu@amd.com> +Date: Fri, 25 Oct 2019 15:33:15 +0800 +Subject: [PATCH 4476/4736] drm/amd/display: Update background color in + bottommost mpcc + +[Why] +Background color only takes effect in bottommost mpcc. + +[How] +Update background color in bottommost mpcc. + +Signed-off-by: Hugo Hu <hugo.hu@amd.com> +Reviewed-by: Yongqiang Sun <yongqiang.sun@amd.com> +Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com> +--- + .../gpu/drm/amd/display/dc/dcn10/dcn10_mpc.c | 19 +++++++++++++------ + 1 file changed, 13 insertions(+), 6 deletions(-) + +diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_mpc.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_mpc.c +index 8b2f29f6dabd..b3f66e1de15d 100644 +--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_mpc.c ++++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_mpc.c +@@ -42,20 +42,27 @@ void mpc1_set_bg_color(struct mpc *mpc, + int mpcc_id) + { + struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc); ++ struct mpcc *bottommost_mpcc = mpc1_get_mpcc(mpc, mpcc_id); ++ uint32_t bg_r_cr, bg_g_y, bg_b_cb; ++ ++ /* find bottommost mpcc. */ ++ while (bottommost_mpcc->mpcc_bot) { ++ bottommost_mpcc = bottommost_mpcc->mpcc_bot; ++ } + + /* mpc color is 12 bit. tg_color is 10 bit */ + /* todo: might want to use 16 bit to represent color and have each + * hw block translate to correct color depth. + */ +- uint32_t bg_r_cr = bg_color->color_r_cr << 2; +- uint32_t bg_g_y = bg_color->color_g_y << 2; +- uint32_t bg_b_cb = bg_color->color_b_cb << 2; ++ bg_r_cr = bg_color->color_r_cr << 2; ++ bg_g_y = bg_color->color_g_y << 2; ++ bg_b_cb = bg_color->color_b_cb << 2; + +- REG_SET(MPCC_BG_R_CR[mpcc_id], 0, ++ REG_SET(MPCC_BG_R_CR[bottommost_mpcc->mpcc_id], 0, + MPCC_BG_R_CR, bg_r_cr); +- REG_SET(MPCC_BG_G_Y[mpcc_id], 0, ++ REG_SET(MPCC_BG_G_Y[bottommost_mpcc->mpcc_id], 0, + MPCC_BG_G_Y, bg_g_y); +- REG_SET(MPCC_BG_B_CB[mpcc_id], 0, ++ REG_SET(MPCC_BG_B_CB[bottommost_mpcc->mpcc_id], 0, + MPCC_BG_B_CB, bg_b_cb); + } + +-- +2.17.1 + |