From: Joshua Aberback <[email protected]>

- refactor opp_destroy functions to dce common file
  - fixes memory leak, dce specific variations didn't free regamma_params
- remove unused dce110_regamma structure

Change-Id: I30b8540c0367001e69b9571819f93866a1d59cb2
Signed-off-by: Joshua Aberback <[email protected]>
Reviewed-by: Jun Lei <[email protected]>
Acked-by: Harry Wentland <[email protected]>
---
 drivers/gpu/drm/amd/display/dc/dce/dce_opp.c       | 10 ++++---
 drivers/gpu/drm/amd/display/dc/dce/dce_opp.h       | 35 ----------------------
 .../drm/amd/display/dc/dce100/dce100_resource.c    | 26 +---------------
 .../drm/amd/display/dc/dce112/dce112_resource.c    | 26 +---------------
 4 files changed, 8 insertions(+), 89 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_opp.c 
b/drivers/gpu/drm/amd/display/dc/dce/dce_opp.c
index 061de9e8249d..62f01911639f 100644
--- a/drivers/gpu/drm/amd/display/dc/dce/dce_opp.c
+++ b/drivers/gpu/drm/amd/display/dc/dce/dce_opp.c
@@ -986,10 +986,12 @@ bool dce110_opp_construct(struct dce110_opp *opp110,
 
 void dce110_opp_destroy(struct output_pixel_processor **opp)
 {
-       dm_free((*opp)->regamma_params);
-       (*opp)->regamma_params = NULL;
-
-       dm_free(FROM_DCE11_OPP(*opp));
+       if (*opp) {
+               if ((*opp)->regamma_params)
+                       dm_free((*opp)->regamma_params);
+               (*opp)->regamma_params = NULL;
+               dm_free(FROM_DCE11_OPP(*opp));
+       }
        *opp = NULL;
 }
 
diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_opp.h 
b/drivers/gpu/drm/amd/display/dc/dce/dce_opp.h
index f2828f044b96..a5afc0298d6f 100644
--- a/drivers/gpu/drm/amd/display/dc/dce/dce_opp.h
+++ b/drivers/gpu/drm/amd/display/dc/dce/dce_opp.h
@@ -312,40 +312,6 @@ struct dce_opp_registers {
        uint32_t FMT_CLAMP_COMPONENT_B;
 };
 
-struct dce110_regamma {
-       struct gamma_curve arr_curve_points[16];
-       struct curve_points arr_points[3];
-       uint32_t hw_points_num;
-       struct hw_x_point *coordinates_x;
-       struct pwl_result_data *rgb_resulted;
-
-       /* re-gamma curve */
-       struct pwl_float_data_ex *rgb_regamma;
-       /* coeff used to map user evenly distributed points
-        * to our hardware points (predefined) for gamma 256 */
-       struct pixel_gamma_point *coeff128;
-       struct pixel_gamma_point *coeff128_oem;
-       /* coeff used to map user evenly distributed points
-        * to our hardware points (predefined) for gamma 1025 */
-       struct pixel_gamma_point *coeff128_dx;
-       /* evenly distributed points, gamma 256 software points 0-255 */
-       struct gamma_pixel *axis_x_256;
-       /* evenly distributed points, gamma 1025 software points 0-1025 */
-       struct gamma_pixel *axis_x_1025;
-       /* OEM supplied gamma for regamma LUT */
-       struct pwl_float_data *rgb_oem;
-       /* user supplied gamma */
-       struct pwl_float_data *rgb_user;
-       uint32_t extra_points;
-       bool use_half_points;
-       struct fixed31_32 x_max1;
-       struct fixed31_32 x_max2;
-       struct fixed31_32 x_min;
-       struct fixed31_32 divider1;
-       struct fixed31_32 divider2;
-       struct fixed31_32 divider3;
-};
-
 /* OPP RELATED */
 #define TO_DCE110_OPP(opp)\
        container_of(opp, struct dce110_opp, base)
@@ -355,7 +321,6 @@ struct dce110_opp {
        const struct dce_opp_registers *regs;
        const struct dce_opp_shift *opp_shift;
        const struct dce_opp_mask *opp_mask;
-       struct dce110_regamma regamma;
 };
 
 bool dce110_opp_construct(struct dce110_opp *opp110,
diff --git a/drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.c 
b/drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.c
index dc4f270ae44a..6ae334b42fbf 100644
--- a/drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.c
@@ -633,30 +633,6 @@ struct output_pixel_processor *dce100_opp_create(
        return NULL;
 }
 
-void dce100_opp_destroy(struct output_pixel_processor **opp)
-{
-       struct dce110_opp *dce110_opp;
-
-       if (!opp || !*opp)
-               return;
-
-       dce110_opp = FROM_DCE11_OPP(*opp);
-
-       dm_free(dce110_opp->regamma.coeff128_dx);
-       dm_free(dce110_opp->regamma.coeff128_oem);
-       dm_free(dce110_opp->regamma.coeff128);
-       dm_free(dce110_opp->regamma.axis_x_1025);
-       dm_free(dce110_opp->regamma.axis_x_256);
-       dm_free(dce110_opp->regamma.coordinates_x);
-       dm_free(dce110_opp->regamma.rgb_regamma);
-       dm_free(dce110_opp->regamma.rgb_resulted);
-       dm_free(dce110_opp->regamma.rgb_oem);
-       dm_free(dce110_opp->regamma.rgb_user);
-       dm_free(dce110_opp);
-
-       *opp = NULL;
-}
-
 struct clock_source *dce100_clock_source_create(
        struct dc_context *ctx,
        struct dc_bios *bios,
@@ -692,7 +668,7 @@ static void destruct(struct dce110_resource_pool *pool)
 
        for (i = 0; i < pool->base.pipe_count; i++) {
                if (pool->base.opps[i] != NULL)
-                       dce100_opp_destroy(&pool->base.opps[i]);
+                       dce110_opp_destroy(&pool->base.opps[i]);
 
                if (pool->base.transforms[i] != NULL)
                        dce100_transform_destroy(&pool->base.transforms[i]);
diff --git a/drivers/gpu/drm/amd/display/dc/dce112/dce112_resource.c 
b/drivers/gpu/drm/amd/display/dc/dce112/dce112_resource.c
index 7c12185b1dbe..cc826efac58d 100644
--- a/drivers/gpu/drm/amd/display/dc/dce112/dce112_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dce112/dce112_resource.c
@@ -645,30 +645,6 @@ struct output_pixel_processor *dce112_opp_create(
        return NULL;
 }
 
-void dce112_opp_destroy(struct output_pixel_processor **opp)
-{
-       struct dce110_opp *dce110_opp;
-
-       if (!opp || !*opp)
-               return;
-
-       dce110_opp = FROM_DCE11_OPP(*opp);
-
-       dm_free(dce110_opp->regamma.coeff128_dx);
-       dm_free(dce110_opp->regamma.coeff128_oem);
-       dm_free(dce110_opp->regamma.coeff128);
-       dm_free(dce110_opp->regamma.axis_x_1025);
-       dm_free(dce110_opp->regamma.axis_x_256);
-       dm_free(dce110_opp->regamma.coordinates_x);
-       dm_free(dce110_opp->regamma.rgb_regamma);
-       dm_free(dce110_opp->regamma.rgb_resulted);
-       dm_free(dce110_opp->regamma.rgb_oem);
-       dm_free(dce110_opp->regamma.rgb_user);
-
-       dm_free(dce110_opp);
-       *opp = NULL;
-}
-
 struct clock_source *dce112_clock_source_create(
        struct dc_context *ctx,
        struct dc_bios *bios,
@@ -704,7 +680,7 @@ static void destruct(struct dce110_resource_pool *pool)
 
        for (i = 0; i < pool->base.pipe_count; i++) {
                if (pool->base.opps[i] != NULL)
-                       dce112_opp_destroy(&pool->base.opps[i]);
+                       dce110_opp_destroy(&pool->base.opps[i]);
 
                if (pool->base.transforms[i] != NULL)
                        dce112_transform_destroy(&pool->base.transforms[i]);
-- 
2.9.3

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