[PATCH v2 1/3] drm/sun4i: Unify sun8i_*_layer structs

From: Ondřej Jirman
Date: Sat Feb 24 2024 - 10:06:33 EST


From: Ondrej Jirman <megi@xxxxxx>

These structs are identical, use a single struct to represent private
data for the DRM plane. This is a preparation for configuring layer
routing from the CRTC (mixer) instead of current approach of setting
up routing from individual layer's atomic_update callback.

Signed-off-by: Ondrej Jirman <megi@xxxxxx>
Reviewed-by: Maxime Ripard <mripard@xxxxxxxxxx>
Reviewed-by: Jernej Skrabec <jernej.skrabec@xxxxxxxxx>
---
drivers/gpu/drm/sun4i/sun8i_mixer.c | 4 ++--
drivers/gpu/drm/sun4i/sun8i_mixer.h | 14 ++++++++++++++
drivers/gpu/drm/sun4i/sun8i_ui_layer.c | 14 +++++++-------
drivers/gpu/drm/sun4i/sun8i_ui_layer.h | 20 ++++----------------
drivers/gpu/drm/sun4i/sun8i_vi_layer.c | 14 +++++++-------
drivers/gpu/drm/sun4i/sun8i_vi_layer.h | 20 ++++----------------
6 files changed, 38 insertions(+), 48 deletions(-)

diff --git a/drivers/gpu/drm/sun4i/sun8i_mixer.c b/drivers/gpu/drm/sun4i/sun8i_mixer.c
index 01382860aaee..1e681314e379 100644
--- a/drivers/gpu/drm/sun4i/sun8i_mixer.c
+++ b/drivers/gpu/drm/sun4i/sun8i_mixer.c
@@ -271,7 +271,7 @@ static struct drm_plane **sun8i_layers_init(struct drm_device *drm,
return ERR_PTR(-ENOMEM);

for (i = 0; i < mixer->cfg->vi_num; i++) {
- struct sun8i_vi_layer *layer;
+ struct sun8i_layer *layer;

layer = sun8i_vi_layer_init_one(drm, mixer, i);
if (IS_ERR(layer)) {
@@ -284,7 +284,7 @@ static struct drm_plane **sun8i_layers_init(struct drm_device *drm,
}

for (i = 0; i < mixer->cfg->ui_num; i++) {
- struct sun8i_ui_layer *layer;
+ struct sun8i_layer *layer;

layer = sun8i_ui_layer_init_one(drm, mixer, i);
if (IS_ERR(layer)) {
diff --git a/drivers/gpu/drm/sun4i/sun8i_mixer.h b/drivers/gpu/drm/sun4i/sun8i_mixer.h
index 85c94884fb9a..5a610ee30301 100644
--- a/drivers/gpu/drm/sun4i/sun8i_mixer.h
+++ b/drivers/gpu/drm/sun4i/sun8i_mixer.h
@@ -9,6 +9,7 @@
#include <linux/clk.h>
#include <linux/regmap.h>
#include <linux/reset.h>
+#include <drm/drm_plane.h>

#include "sunxi_engine.h"

@@ -185,6 +186,19 @@ struct sun8i_mixer {
struct clk *mod_clk;
};

+struct sun8i_layer {
+ struct drm_plane plane;
+ struct sun8i_mixer *mixer;
+ int channel;
+ int overlay;
+};
+
+static inline struct sun8i_layer *
+plane_to_sun8i_layer(struct drm_plane *plane)
+{
+ return container_of(plane, struct sun8i_layer, plane);
+}
+
static inline struct sun8i_mixer *
engine_to_sun8i_mixer(struct sunxi_engine *engine)
{
diff --git a/drivers/gpu/drm/sun4i/sun8i_ui_layer.c b/drivers/gpu/drm/sun4i/sun8i_ui_layer.c
index ca75ca0835a6..248fbb606ede 100644
--- a/drivers/gpu/drm/sun4i/sun8i_ui_layer.c
+++ b/drivers/gpu/drm/sun4i/sun8i_ui_layer.c
@@ -232,7 +232,7 @@ static int sun8i_ui_layer_atomic_check(struct drm_plane *plane,
{
struct drm_plane_state *new_plane_state = drm_atomic_get_new_plane_state(state,
plane);
- struct sun8i_ui_layer *layer = plane_to_sun8i_ui_layer(plane);
+ struct sun8i_layer *layer = plane_to_sun8i_layer(plane);
struct drm_crtc *crtc = new_plane_state->crtc;
struct drm_crtc_state *crtc_state;
int min_scale, max_scale;
@@ -264,7 +264,7 @@ static void sun8i_ui_layer_atomic_disable(struct drm_plane *plane,
{
struct drm_plane_state *old_state = drm_atomic_get_old_plane_state(state,
plane);
- struct sun8i_ui_layer *layer = plane_to_sun8i_ui_layer(plane);
+ struct sun8i_layer *layer = plane_to_sun8i_layer(plane);
unsigned int old_zpos = old_state->normalized_zpos;
struct sun8i_mixer *mixer = layer->mixer;

@@ -279,7 +279,7 @@ static void sun8i_ui_layer_atomic_update(struct drm_plane *plane,
plane);
struct drm_plane_state *new_state = drm_atomic_get_new_plane_state(state,
plane);
- struct sun8i_ui_layer *layer = plane_to_sun8i_ui_layer(plane);
+ struct sun8i_layer *layer = plane_to_sun8i_layer(plane);
unsigned int zpos = new_state->normalized_zpos;
unsigned int old_zpos = old_state->normalized_zpos;
struct sun8i_mixer *mixer = layer->mixer;
@@ -345,13 +345,13 @@ static const uint64_t sun8i_layer_modifiers[] = {
DRM_FORMAT_MOD_INVALID
};

-struct sun8i_ui_layer *sun8i_ui_layer_init_one(struct drm_device *drm,
- struct sun8i_mixer *mixer,
- int index)
+struct sun8i_layer *sun8i_ui_layer_init_one(struct drm_device *drm,
+ struct sun8i_mixer *mixer,
+ int index)
{
enum drm_plane_type type = DRM_PLANE_TYPE_OVERLAY;
int channel = mixer->cfg->vi_num + index;
- struct sun8i_ui_layer *layer;
+ struct sun8i_layer *layer;
unsigned int plane_cnt;
int ret;

diff --git a/drivers/gpu/drm/sun4i/sun8i_ui_layer.h b/drivers/gpu/drm/sun4i/sun8i_ui_layer.h
index e3e32ee1178d..83892f6ff211 100644
--- a/drivers/gpu/drm/sun4i/sun8i_ui_layer.h
+++ b/drivers/gpu/drm/sun4i/sun8i_ui_layer.h
@@ -47,21 +47,9 @@
#define SUN8I_MIXER_CHAN_UI_LAYER_ATTR_ALPHA_MODE_COMBINED ((2) << 1)

struct sun8i_mixer;
+struct sun8i_layer;

-struct sun8i_ui_layer {
- struct drm_plane plane;
- struct sun8i_mixer *mixer;
- int channel;
- int overlay;
-};
-
-static inline struct sun8i_ui_layer *
-plane_to_sun8i_ui_layer(struct drm_plane *plane)
-{
- return container_of(plane, struct sun8i_ui_layer, plane);
-}
-
-struct sun8i_ui_layer *sun8i_ui_layer_init_one(struct drm_device *drm,
- struct sun8i_mixer *mixer,
- int index);
+struct sun8i_layer *sun8i_ui_layer_init_one(struct drm_device *drm,
+ struct sun8i_mixer *mixer,
+ int index);
#endif /* _SUN8I_UI_LAYER_H_ */
diff --git a/drivers/gpu/drm/sun4i/sun8i_vi_layer.c b/drivers/gpu/drm/sun4i/sun8i_vi_layer.c
index f9c0a56d3a14..0c0f1ac80517 100644
--- a/drivers/gpu/drm/sun4i/sun8i_vi_layer.c
+++ b/drivers/gpu/drm/sun4i/sun8i_vi_layer.c
@@ -366,7 +366,7 @@ static int sun8i_vi_layer_atomic_check(struct drm_plane *plane,
{
struct drm_plane_state *new_plane_state = drm_atomic_get_new_plane_state(state,
plane);
- struct sun8i_vi_layer *layer = plane_to_sun8i_vi_layer(plane);
+ struct sun8i_layer *layer = plane_to_sun8i_layer(plane);
struct drm_crtc *crtc = new_plane_state->crtc;
struct drm_crtc_state *crtc_state;
int min_scale, max_scale;
@@ -398,7 +398,7 @@ static void sun8i_vi_layer_atomic_disable(struct drm_plane *plane,
{
struct drm_plane_state *old_state = drm_atomic_get_old_plane_state(state,
plane);
- struct sun8i_vi_layer *layer = plane_to_sun8i_vi_layer(plane);
+ struct sun8i_layer *layer = plane_to_sun8i_vi_layer(plane);
unsigned int old_zpos = old_state->normalized_zpos;
struct sun8i_mixer *mixer = layer->mixer;

@@ -413,7 +413,7 @@ static void sun8i_vi_layer_atomic_update(struct drm_plane *plane,
plane);
struct drm_plane_state *new_state = drm_atomic_get_new_plane_state(state,
plane);
- struct sun8i_vi_layer *layer = plane_to_sun8i_vi_layer(plane);
+ struct sun8i_layer *layer = plane_to_sun8i_layer(plane);
unsigned int zpos = new_state->normalized_zpos;
unsigned int old_zpos = old_state->normalized_zpos;
struct sun8i_mixer *mixer = layer->mixer;
@@ -539,14 +539,14 @@ static const uint64_t sun8i_layer_modifiers[] = {
DRM_FORMAT_MOD_INVALID
};

-struct sun8i_vi_layer *sun8i_vi_layer_init_one(struct drm_device *drm,
- struct sun8i_mixer *mixer,
- int index)
+struct sun8i_layer *sun8i_vi_layer_init_one(struct drm_device *drm,
+ struct sun8i_mixer *mixer,
+ int index)
{
enum drm_plane_type type = DRM_PLANE_TYPE_OVERLAY;
u32 supported_encodings, supported_ranges;
unsigned int plane_cnt, format_count;
- struct sun8i_vi_layer *layer;
+ struct sun8i_layer *layer;
const u32 *formats;
int ret;

diff --git a/drivers/gpu/drm/sun4i/sun8i_vi_layer.h b/drivers/gpu/drm/sun4i/sun8i_vi_layer.h
index 48c399e1c86d..655440cdc78f 100644
--- a/drivers/gpu/drm/sun4i/sun8i_vi_layer.h
+++ b/drivers/gpu/drm/sun4i/sun8i_vi_layer.h
@@ -52,21 +52,9 @@
#define SUN8I_MIXER_CHAN_VI_DS_M(x) ((x) << 0)

struct sun8i_mixer;
+struct sun8i_layer;

-struct sun8i_vi_layer {
- struct drm_plane plane;
- struct sun8i_mixer *mixer;
- int channel;
- int overlay;
-};
-
-static inline struct sun8i_vi_layer *
-plane_to_sun8i_vi_layer(struct drm_plane *plane)
-{
- return container_of(plane, struct sun8i_vi_layer, plane);
-}
-
-struct sun8i_vi_layer *sun8i_vi_layer_init_one(struct drm_device *drm,
- struct sun8i_mixer *mixer,
- int index);
+struct sun8i_layer *sun8i_vi_layer_init_one(struct drm_device *drm,
+ struct sun8i_mixer *mixer,
+ int index);
#endif /* _SUN8I_VI_LAYER_H_ */
--
2.44.0