diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2564-drm-amd-display-Set-addressable-region-as-active-bor.patch')
-rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2564-drm-amd-display-Set-addressable-region-as-active-bor.patch | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2564-drm-amd-display-Set-addressable-region-as-active-bor.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2564-drm-amd-display-Set-addressable-region-as-active-bor.patch new file mode 100644 index 00000000..f271a8ff --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2564-drm-amd-display-Set-addressable-region-as-active-bor.patch @@ -0,0 +1,44 @@ +From e50a7868d7fe1d5cfe690dc6a47f467d591e77b5 Mon Sep 17 00:00:00 2001 +From: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com> +Date: Thu, 5 Oct 2017 19:15:25 -0400 +Subject: [PATCH 2564/4131] drm/amd/display: Set addressable region as active + + border + +This ensures that we do not draw the blank region onscreen, and that we +do underscan instead. + +Signed-off-by: Andrew Jiang <Andrew.Jiang@amd.com> +Reviewed-by: Tony Cheng <Tony.Cheng@amd.com> +Acked-by: Harry Wentland <Harry.Wentland@amd.com> +--- + drivers/gpu/drm/amd/display/dc/core/dc_resource.c | 14 ++++++++++++++ + 1 file changed, 14 insertions(+) + +diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c +index 303d7ec..454a521 100644 +--- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c ++++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c +@@ -850,6 +850,20 @@ bool resource_build_scaling_params(struct pipe_ctx *pipe_ctx) + */ + pipe_ctx->plane_res.scl_data.lb_params.depth = LB_PIXEL_DEPTH_30BPP; + ++ /** ++ * KMD sends us h and v_addressable without the borders, which causes us sometimes to draw ++ * the blank region on-screen. Correct for this by adding the borders back to their ++ * respective addressable values, and by shifting recout. ++ */ ++ timing->h_addressable += timing->h_border_left + timing->h_border_right; ++ timing->v_addressable += timing->v_border_top + timing->v_border_bottom; ++ pipe_ctx->plane_res.scl_data.recout.y += timing->v_border_top; ++ pipe_ctx->plane_res.scl_data.recout.x += timing->h_border_left; ++ timing->v_border_top = 0; ++ timing->v_border_bottom = 0; ++ timing->h_border_left = 0; ++ timing->h_border_right = 0; ++ + pipe_ctx->plane_res.scl_data.h_active = timing->h_addressable; + pipe_ctx->plane_res.scl_data.v_active = timing->v_addressable; + +-- +2.7.4 + |