| lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
|
Open Source and information security mailing list archives
| ||
|
Message-ID: <3789585.kQq0lBPeGt@jernej-laptop>
Date: Thu, 22 Feb 2024 20:17:33 +0100
From: Jernej Škrabec <jernej.skrabec@...il.com>
To: Maxime Ripard <mripard@...nel.org>, Chen-Yu Tsai <wens@...e.org>,
Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
Thomas Zimmermann <tzimmermann@...e.de>, David Airlie <airlied@...il.com>,
Daniel Vetter <daniel@...ll.ch>, Samuel Holland <samuel@...lland.org>,
Ondřej Jirman <megi@....cz>
Cc: Ondrej Jirman <megi@....cz>, dri-devel@...ts.freedesktop.org,
linux-arm-kernel@...ts.infradead.org, linux-sunxi@...ts.linux.dev,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/3] drm/sun4i: Unify sun8i_*_layer structs
Dne petek, 16. februar 2024 ob 20:04:24 CET je Ondřej Jirman napisal(a):
> From: Ondrej Jirman <megi@....cz>
>
> 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@....cz>
Reviewed-by: Jernej Skrabec <jernej.skrabec@...il.com>
Best regards,
Jernej
> ---
> 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_ */
>
Powered by blists - more mailing lists