drm/amd/display: Use kernel alloc/free

Abstractions are frowned upon.

cocci script:
virtual context
virtual patch
virtual org
virtual report

@@
expression ptr;
@@

- dm_alloc(ptr)
+ kzalloc(ptr, GFP_KERNEL)

@@
expression ptr, size;
@@

- dm_realloc(ptr, size)
+ krealloc(ptr, size, GFP_KERNEL)

@@
expression ptr;
@@

- dm_free(ptr)
+ kfree(ptr)

v2: use GFP_KERNEL, not GFP_ATOMIC. add cocci script

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

4 files changed, 14 insertions, 12 deletions

diff --git a/drivers/gpu/drm/amd/display/dc/i2caux/dce110/aux_engine_dce110.c b/drivers/gpu/drm/amd/display/dc/i2caux/dce110/aux_engine_dce110.c
index d3eaf8977a60..4b673b48bf42 100644
--- a/drivers/gpu/drm/amd/display/dc/i2caux/dce110/aux_engine_dce110.c
+++ b/drivers/gpu/drm/amd/display/dc/i2caux/dce110/aux_engine_dce110.c
@@ -87,7 +87,7 @@ static void destroy(
 
 	destruct(engine);
 
-	dm_free(engine);
+	kfree(engine);
 
 	*aux_engine = NULL;
 }
@@ -464,7 +464,7 @@ struct aux_engine *dal_aux_engine_dce110_create(
 		return NULL;
 	}
 
-	engine = dm_alloc(sizeof(*engine));
+	engine = kzalloc(sizeof(*engine), GFP_KERNEL);
 
 	if (!engine) {
 		ASSERT_CRITICAL(false);
@@ -476,7 +476,7 @@ struct aux_engine *dal_aux_engine_dce110_create(
 
 	ASSERT_CRITICAL(false);
 
-	dm_free(engine);
+	kfree(engine);
 
 	return NULL;
 }
diff --git a/drivers/gpu/drm/amd/display/dc/i2caux/dce110/i2c_hw_engine_dce110.c b/drivers/gpu/drm/amd/display/dc/i2caux/dce110/i2c_hw_engine_dce110.c
index 80d06ad78e07..aab77a81008a 100644
--- a/drivers/gpu/drm/amd/display/dc/i2caux/dce110/i2c_hw_engine_dce110.c
+++ b/drivers/gpu/drm/amd/display/dc/i2caux/dce110/i2c_hw_engine_dce110.c
@@ -469,7 +469,7 @@ static void destroy(
 
 	dal_i2c_hw_engine_destruct(&engine_dce110->base);
 
-	dm_free(engine_dce110);
+	kfree(engine_dce110);
 
 	*i2c_engine = NULL;
 }
@@ -559,7 +559,8 @@ struct i2c_engine *dal_i2c_hw_engine_dce110_create(
 		return NULL;
 	}
 
-	engine_dce10 = dm_alloc(sizeof(struct i2c_hw_engine_dce110));
+	engine_dce10 = kzalloc(sizeof(struct i2c_hw_engine_dce110),
+			       GFP_KERNEL);
 
 	if (!engine_dce10) {
 		ASSERT_CRITICAL(false);
@@ -571,7 +572,7 @@ struct i2c_engine *dal_i2c_hw_engine_dce110_create(
 
 	ASSERT_CRITICAL(false);
 
-	dm_free(engine_dce10);
+	kfree(engine_dce10);
 
 	return NULL;
 }
diff --git a/drivers/gpu/drm/amd/display/dc/i2caux/dce110/i2c_sw_engine_dce110.c b/drivers/gpu/drm/amd/display/dc/i2caux/dce110/i2c_sw_engine_dce110.c
index 996813d9165f..bf2c4b240b78 100644
--- a/drivers/gpu/drm/amd/display/dc/i2caux/dce110/i2c_sw_engine_dce110.c
+++ b/drivers/gpu/drm/amd/display/dc/i2caux/dce110/i2c_sw_engine_dce110.c
@@ -88,7 +88,7 @@ static void destroy(
 
 	destruct(sw_engine);
 
-	dm_free(sw_engine);
+	kfree(sw_engine);
 
 	*engine = NULL;
 }
@@ -153,7 +153,8 @@ struct i2c_engine *dal_i2c_sw_engine_dce110_create(
 		return NULL;
 	}
 
-	engine_dce110 = dm_alloc(sizeof(struct i2c_sw_engine_dce110));
+	engine_dce110 = kzalloc(sizeof(struct i2c_sw_engine_dce110),
+				GFP_KERNEL);
 
 	if (!engine_dce110) {
 		ASSERT_CRITICAL(false);
@@ -165,7 +166,7 @@ struct i2c_engine *dal_i2c_sw_engine_dce110_create(
 
 	ASSERT_CRITICAL(false);
 
-	dm_free(engine_dce110);
+	kfree(engine_dce110);
 
 	return NULL;
 }
diff --git a/drivers/gpu/drm/amd/display/dc/i2caux/dce110/i2caux_dce110.c b/drivers/gpu/drm/amd/display/dc/i2caux/dce110/i2caux_dce110.c
index 1c00ed0010d9..ae9adb389319 100644
--- a/drivers/gpu/drm/amd/display/dc/i2caux/dce110/i2caux_dce110.c
+++ b/drivers/gpu/drm/amd/display/dc/i2caux/dce110/i2caux_dce110.c
@@ -68,7 +68,7 @@ static void destroy(
 
 	destruct(i2caux_dce110);
 
-	dm_free(i2caux_dce110);
+	kfree(i2caux_dce110);
 
 	*i2c_engine = NULL;
 }
@@ -299,7 +299,7 @@ struct i2caux *dal_i2caux_dce110_create(
 	struct dc_context *ctx)
 {
 	struct i2caux_dce110 *i2caux_dce110 =
-		dm_alloc(sizeof(struct i2caux_dce110));
+		kzalloc(sizeof(struct i2caux_dce110), GFP_KERNEL);
 
 	if (!i2caux_dce110) {
 		ASSERT_CRITICAL(false);
@@ -317,7 +317,7 @@ struct i2caux *dal_i2caux_dce110_create(
 
 	ASSERT_CRITICAL(false);
 
-	dm_free(i2caux_dce110);
+	kfree(i2caux_dce110);
 
 	return NULL;
 }