diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2894-drm-amd-display-Add-dcc_change-surface-update-flag.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2894-drm-amd-display-Add-dcc_change-surface-update-flag.patch | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2894-drm-amd-display-Add-dcc_change-surface-update-flag.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2894-drm-amd-display-Add-dcc_change-surface-update-flag.patch new file mode 100644 index 00000000..00b48d5d --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2894-drm-amd-display-Add-dcc_change-surface-update-flag.patch @@ -0,0 +1,59 @@ +From 7d8ffa824173a890379e6d5f1bcf96bf9ae7101c Mon Sep 17 00:00:00 2001 +From: Andrew Jiang <Andrew.Jiang@amd.com> +Date: Thu, 16 Nov 2017 17:08:44 -0500 +Subject: [PATCH 2894/4131] drm/amd/display: Add dcc_change surface update flag + +Program the DCC registers when dcc_change is true. + +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.c | 5 +++++ + drivers/gpu/drm/amd/display/dc/dc.h | 1 + + drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c | 1 + + 3 files changed, 7 insertions(+) + +diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c +index cd767e1..1fae497 100644 +--- a/drivers/gpu/drm/amd/display/dc/core/dc.c ++++ b/drivers/gpu/drm/amd/display/dc/core/dc.c +@@ -985,6 +985,11 @@ static enum surface_update_type get_plane_info_update_type(const struct dc_surfa + if (u->plane_info->per_pixel_alpha != u->surface->per_pixel_alpha) + update_flags->bits.per_pixel_alpha_change = 1; + ++ if (u->plane_info->dcc.enable != u->surface->dcc.enable ++ || u->plane_info->dcc.grph.independent_64b_blks != u->surface->dcc.grph.independent_64b_blks ++ || u->plane_info->dcc.grph.meta_pitch != u->surface->dcc.grph.meta_pitch) ++ update_flags->bits.dcc_change = 1; ++ + if (pixel_format_to_bpp(u->plane_info->format) != + pixel_format_to_bpp(u->surface->format)) + /* different bytes per element will require full bandwidth +diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h +index 23344bc..4666164 100644 +--- a/drivers/gpu/drm/amd/display/dc/dc.h ++++ b/drivers/gpu/drm/amd/display/dc/dc.h +@@ -387,6 +387,7 @@ union surface_update_flags { + + struct { + /* Medium updates */ ++ uint32_t dcc_change:1; + uint32_t color_space_change:1; + uint32_t input_tf_change:1; + uint32_t horizontal_mirror_change:1; +diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c +index 8e2520b..1ebe980 100644 +--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c ++++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c +@@ -2066,6 +2066,7 @@ static void update_dchubp_dpp( + plane_state->update_flags.bits.horizontal_mirror_change || + plane_state->update_flags.bits.rotation_change || + plane_state->update_flags.bits.swizzle_change || ++ plane_state->update_flags.bits.dcc_change || + plane_state->update_flags.bits.bpp_change) { + hubp->funcs->hubp_program_surface_config( + hubp, +-- +2.7.4 + |