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From 2e6b21e8aff65bb8983df42172539768db49e96a Mon Sep 17 00:00:00 2001
From: Tony Cheng <tony.cheng@amd.com>
Date: Tue, 6 Dec 2016 21:22:17 -0500
Subject: [PATCH 0053/4131] drm/amd/display: avoid apply_clk_constraints for
address update
- dc_update_surfaces_for_target get called in ISR but apply_clk_constraints allocates memory
Signed-off-by: Tony Cheng <tony.cheng@amd.com>
Reviewed-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/display/dc/core/dc.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c
index 70b7673..522ef70 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
@@ -1336,6 +1336,7 @@ void dc_update_surfaces_for_target(struct dc *dc, struct dc_surface_update *upda
int i, j;
bool is_new_pipe_surface[MAX_PIPES];
const struct dc_surface *new_surfaces[MAX_SURFACES] = { 0 };
+ bool need_apply_clk_constraints = false;
update_surface_trace(dc, updates, surface_count);
@@ -1405,6 +1406,7 @@ void dc_update_surfaces_for_target(struct dc *dc, struct dc_surface_update *upda
if (updates[i].plane_info || updates[i].scaling_info
|| is_new_pipe_surface[j]) {
+ need_apply_clk_constraints = true;
if (updates[i].plane_info) {
surface->public.color_space =
--
2.7.4
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