From: Dave Airlie <airlied@redhat.com>
Date: Fri, 29 Sep 2017 14:34:35 +1000
Subject: amdgpu/dc: make program_regamma_pwl return void
Git-commit: 4dec2aa9eb1386e592d76f380360360178c4af02
Patch-mainline: v4.15-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166

The return value was unused.

Signed-off-by: Dave Airlie <airlied@redhat.com>
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
 drivers/gpu/drm/amd/display/dc/dce/dce_transform.c           |    4 +---
 drivers/gpu/drm/amd/display/dc/dce/dce_transform.h           |    2 +-
 drivers/gpu/drm/amd/display/dc/dce110/dce110_opp_regamma_v.c |    4 +---
 drivers/gpu/drm/amd/display/dc/dce110/dce110_transform_v.h   |    2 +-
 drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp.c             |    4 +---
 drivers/gpu/drm/amd/display/dc/inc/hw/transform.h            |    2 +-
 6 files changed, 6 insertions(+), 12 deletions(-)

--- a/drivers/gpu/drm/amd/display/dc/dce/dce_transform.c
+++ b/drivers/gpu/drm/amd/display/dc/dce/dce_transform.c
@@ -1375,7 +1375,7 @@ static void regamma_config_regions_and_s
 
 
 
-bool dce110_opp_program_regamma_pwl(
+void dce110_opp_program_regamma_pwl(
 	struct transform *xfm,
 	const struct pwl_params *params)
 {
@@ -1386,8 +1386,6 @@ bool dce110_opp_program_regamma_pwl(
 
 	/* Program PWL */
 	program_pwl(xfm_dce, params);
-
-	return true;
 }
 
 void dce110_opp_power_on_regamma_lut(
--- a/drivers/gpu/drm/amd/display/dc/dce/dce_transform.h
+++ b/drivers/gpu/drm/amd/display/dc/dce/dce_transform.h
@@ -506,7 +506,7 @@ void dce110_opp_power_on_regamma_lut(
 	struct transform *xfm,
 	bool power_on);
 
-bool dce110_opp_program_regamma_pwl(
+void dce110_opp_program_regamma_pwl(
 	struct transform *xfm,
 	const struct pwl_params *params);
 
--- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_opp_regamma_v.c
+++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_opp_regamma_v.c
@@ -490,7 +490,7 @@ static void program_pwl(struct dce_trans
 	}
 }
 
-bool dce110_opp_program_regamma_pwl_v(
+void dce110_opp_program_regamma_pwl_v(
 	struct transform *xfm,
 	const struct pwl_params *params)
 {
@@ -512,8 +512,6 @@ bool dce110_opp_program_regamma_pwl_v(
 
 	/* Power return to auto back */
 	power_on_lut(xfm, false, false, true);
-
-	return true;
 }
 
 void dce110_opp_power_on_regamma_lut_v(
--- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_transform_v.h
+++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_transform_v.h
@@ -43,7 +43,7 @@ void dce110_opp_v_set_csc_adjustment(
 	const struct out_csc_color_matrix *tbl_entry);
 
 
-bool dce110_opp_program_regamma_pwl_v(
+void dce110_opp_program_regamma_pwl_v(
 	struct transform *xfm,
 	const struct pwl_params *params);
 
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp.c
@@ -183,7 +183,7 @@ void dpp_reset(struct transform *xfm_bas
 
 
 
-static bool dcn10_dpp_cm_set_regamma_pwl(
+static void dcn10_dpp_cm_set_regamma_pwl(
 	struct transform *xfm_base, const struct pwl_params *params)
 {
 	struct dcn10_dpp *xfm = TO_DCN10_DPP(xfm_base);
@@ -198,8 +198,6 @@ static bool dcn10_dpp_cm_set_regamma_pwl
 
 	dcn10_dpp_cm_program_regamma_lut(
 			xfm_base, params->rgb_resulted, params->hw_points_num);
-
-	return true;
 }
 
 static void dcn10_dpp_cm_set_regamma_mode(
--- a/drivers/gpu/drm/amd/display/dc/inc/hw/transform.h
+++ b/drivers/gpu/drm/amd/display/dc/inc/hw/transform.h
@@ -213,7 +213,7 @@ struct transform_funcs {
 			struct transform *xfm,
 			const struct pwl_params *params);
 
-	bool (*opp_program_regamma_pwl)(
+	void (*opp_program_regamma_pwl)(
 		struct transform *xfm, const struct pwl_params *params);
 
 	void (*opp_set_regamma_mode)(