From 025fa01700e3230968bfb1e3df5d2f26f8d74b38 Mon Sep 17 00:00:00 2001 From: Lewis Huang Date: Fri, 16 Nov 2018 19:12:46 +0800 Subject: [PATCH 1005/2940] drm/amd/display: add plane size change check condition [Why] Driver didn't check plane size and surface size is mismatch. It will cause pitch data incorrect. [How] Add condition to check is plane change and update surface Signed-off-by: Lewis Huang Reviewed-by: Tony Cheng Acked-by: Leo Li Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/dc/core/dc.c | 6 ++++++ drivers/gpu/drm/amd/display/dc/dc.h | 1 + drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c | 3 ++- 3 files changed, 9 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c index 741e076dfed8..5a029a2b9416 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc.c @@ -1220,6 +1220,12 @@ static enum surface_update_type get_plane_info_update_type(const struct dc_surfa */ update_flags->bits.bpp_change = 1; + if (u->plane_info->plane_size.grph.surface_pitch != u->surface->plane_size.grph.surface_pitch + || u->plane_info->plane_size.video.luma_pitch != u->surface->plane_size.video.luma_pitch + || u->plane_info->plane_size.video.chroma_pitch != u->surface->plane_size.video.chroma_pitch) + update_flags->bits.plane_size_change = 1; + + if (memcmp(&u->plane_info->tiling_info, &u->surface->tiling_info, sizeof(union dc_tiling_info)) != 0) { update_flags->bits.swizzle_change = 1; diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h index e13b96de70a6..d0d67d4429f7 100644 --- a/drivers/gpu/drm/amd/display/dc/dc.h +++ b/drivers/gpu/drm/amd/display/dc/dc.h @@ -445,6 +445,7 @@ union surface_update_flags { uint32_t coeff_reduction_change:1; uint32_t output_tf_change:1; uint32_t pixel_format_change:1; + uint32_t plane_size_change:1; /* Full updates */ uint32_t new_plane: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 f1ee64327818..46a92788e17e 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 @@ -2124,7 +2124,8 @@ void update_dchubp_dpp( plane_state->update_flags.bits.swizzle_change || plane_state->update_flags.bits.dcc_change || plane_state->update_flags.bits.bpp_change || - plane_state->update_flags.bits.scaling_change) { + plane_state->update_flags.bits.scaling_change || + plane_state->update_flags.bits.plane_size_change) { hubp->funcs->hubp_program_surface_config( hubp, plane_state->format, -- 2.17.1