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Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0105-drm-amd-display-debug-option-to-disable-color-module.patch')
-rw-r--r--meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0105-drm-amd-display-debug-option-to-disable-color-module.patch68
1 files changed, 68 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0105-drm-amd-display-debug-option-to-disable-color-module.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0105-drm-amd-display-debug-option-to-disable-color-module.patch
new file mode 100644
index 00000000..3abf2a3b
--- /dev/null
+++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0105-drm-amd-display-debug-option-to-disable-color-module.patch
@@ -0,0 +1,68 @@
+From d7ee6b84719d75e44cc47f2fb10574fc782d00e0 Mon Sep 17 00:00:00 2001
+From: Tony Cheng <tony.cheng@amd.com>
+Date: Fri, 23 Dec 2016 07:20:53 -0500
+Subject: [PATCH 0105/4131] drm/amd/display: debug option to disable color
+ module fucntionality
+
+Signed-off-by: Tony Cheng <tony.cheng@amd.com>
+Reviewed-by: Yongqiang Sun <yongqiang.sun@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 | 13 +++++++------
+ drivers/gpu/drm/amd/display/dc/dc.h | 1 +
+ 2 files changed, 8 insertions(+), 6 deletions(-)
+
+diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c
+index e368d66..aca13d1 100644
+--- a/drivers/gpu/drm/amd/display/dc/core/dc.c
++++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
+@@ -1452,8 +1452,11 @@ void dc_update_surfaces_for_target(struct dc *dc, struct dc_surface_update *upda
+ }
+ }
+
+- if (updates[i].gamma && updates[i].gamma !=
+- surface->public.gamma_correction) {
++ if (dc->debug.disable_color_module)
++ continue; /* skip below color updates */
++
++ if (updates[i].gamma &&
++ updates[i].gamma != surface->public.gamma_correction) {
+ if (surface->public.gamma_correction != NULL)
+ dc_gamma_release(surface->public.
+ gamma_correction);
+@@ -1464,8 +1467,7 @@ void dc_update_surfaces_for_target(struct dc *dc, struct dc_surface_update *upda
+ }
+
+ if (updates[i].in_transfer_func &&
+- updates[i].in_transfer_func !=
+- surface->public.in_transfer_func) {
++ updates[i].in_transfer_func != surface->public.in_transfer_func) {
+ if (surface->public.in_transfer_func != NULL)
+ dc_transfer_func_release(
+ surface->public.
+@@ -1478,8 +1480,7 @@ void dc_update_surfaces_for_target(struct dc *dc, struct dc_surface_update *upda
+ }
+
+ if (updates[i].out_transfer_func &&
+- updates[i].out_transfer_func !=
+- stream->public.out_transfer_func) {
++ updates[i].out_transfer_func != stream->public.out_transfer_func) {
+ if (stream->public.out_transfer_func != NULL)
+ dc_transfer_func_release(
+ stream->public.
+diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h
+index 823a872..23f41b6 100644
+--- a/drivers/gpu/drm/amd/display/dc/dc.h
++++ b/drivers/gpu/drm/amd/display/dc/dc.h
+@@ -148,6 +148,7 @@ struct dc_debug {
+ bool disable_clock_gate;
+ bool disable_dmcu;
+ bool disable_hdmi_deep_color;
++ bool disable_color_module;
+ };
+
+ struct dc {
+--
+2.7.4
+