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drm/amd/display: Fixed split update bug.

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Signed-off-by: Yongqiang Sun <yongqiang.sun@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Yongqiang Sun
2016-12-22 10:48:19 -05:00
committed by Alex Deucher
parent 0347c85409
commit 1c4e6bcefd
1 changed files with 12 additions and 2 deletions
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14
drivers/gpu/drm/amd/display/dc/core/dc.c
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@@ -1333,6 +1333,7 @@ void dc_update_surfaces_for_target(struct dc *dc, struct dc_surface_update *upda
bool is_new_pipe_surface[MAX_PIPES];
const struct dc_surface *new_surfaces[MAX_SURFACES] = { 0 };
bool need_apply_clk_constraints = false;
bool can_skip_context_building = true;
update_surface_trace(dc, updates, surface_count);
@@ -1355,17 +1356,26 @@ void dc_update_surfaces_for_target(struct dc *dc, struct dc_surface_update *upda
for (i = 0 ; i < surface_count; i++) {
struct core_surface *surface = DC_SURFACE_TO_CORE(updates[i].surface);
bool existing_surface = false;
new_surfaces[i] = updates[i].surface;
for (j = 0; j < context->res_ctx.pool->pipe_count; j++) {
struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[j];
if (surface == pipe_ctx->surface)
if (surface == pipe_ctx->surface) {
existing_surface = true;
is_new_pipe_surface[j] = false;
}
}
if (updates[i].plane_info ||
updates[i].scaling_info ||
!existing_surface)
can_skip_context_building = false;
}
if (dc_target) {
if (!can_skip_context_building && dc_target) {
struct core_target *target = DC_TARGET_TO_CORE(dc_target);
if (core_dc->current_context->target_count == 0)