drm/encoder_slave: make mode_valid accept const struct drm_display_mode

The mode_valid() callbacks of drm_encoder, drm_crtc and drm_bridge
accept const struct drm_display_mode argument. Change the mode_valid
callback of drm_encoder_slave to also accept const argument.

Reviewed-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Reviewed-by: Lyude Paul <lyude@redhat.com>
Reviewed-by: Maxime Ripard <mripard@kernel.org>
Reviewed-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20241214-drm-connector-mode-valid-const-v2-1-4f9498a4c822@linaro.org
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>

diff --git a/drivers/gpu/drm/i2c/ch7006_drv.c b/drivers/gpu/drm/i2c/ch7006_drv.c
index fcb0fcd6c89718bc8613ab63482ccc005ace079b..db4f95020fae329ceaa991a5fa76e49ed2800427 100644 (file)
--- a/drivers/gpu/drm/i2c/ch7006_drv.c
+++ b/drivers/gpu/drm/i2c/ch7006_drv.c
@@ -104,7 +104,7 @@ static bool ch7006_encoder_mode_fixup(struct drm_encoder *encoder,
 }
 
 static int ch7006_encoder_mode_valid(struct drm_encoder *encoder,
-                                    struct drm_display_mode *mode)
+                                    const struct drm_display_mode *mode)
 {
        if (ch7006_lookup_mode(encoder, mode))
                return MODE_OK;

diff --git a/drivers/gpu/drm/i2c/sil164_drv.c b/drivers/gpu/drm/i2c/sil164_drv.c
index c17afa025d9d917892055f8e8765d5f9e6259003..6e5da2c5762f5ee11c35622eb5b70328ef91d35a 100644 (file)
--- a/drivers/gpu/drm/i2c/sil164_drv.c
+++ b/drivers/gpu/drm/i2c/sil164_drv.c
@@ -255,7 +255,7 @@ sil164_encoder_restore(struct drm_encoder *encoder)
 
 static int
 sil164_encoder_mode_valid(struct drm_encoder *encoder,
-                         struct drm_display_mode *mode)
+                         const struct drm_display_mode *mode)
 {
        struct sil164_priv *priv = to_sil164_priv(encoder);
 

diff --git a/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c b/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c
index 3ecb101d23e949b753b873d24eec01ad6fe7f5d6..35ad4e10d27323c87704a3ff35b7dc26462c82bd 100644 (file)
--- a/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c
+++ b/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c
@@ -308,7 +308,7 @@ static int nv17_tv_get_modes(struct drm_encoder *encoder,
 }
 
 static int nv17_tv_mode_valid(struct drm_encoder *encoder,
-                             struct drm_display_mode *mode)
+                             const struct drm_display_mode *mode)
 {
        struct nv17_tv_norm_params *tv_norm = get_tv_norm(encoder);
 

diff --git a/include/drm/drm_encoder_slave.h b/include/drm/drm_encoder_slave.h
index 49172166a164474f43e4afb2eeeb3cde8ae7c61a..b526643833dcf78bae29f9fbbe27de3f730b55d8 100644 (file)
--- a/include/drm/drm_encoder_slave.h
+++ b/include/drm/drm_encoder_slave.h
@@ -85,7 +85,7 @@ struct drm_encoder_slave_funcs {
         * @mode_valid: Analogous to &drm_encoder_helper_funcs @mode_valid.
         */
        int (*mode_valid)(struct drm_encoder *encoder,
-                         struct drm_display_mode *mode);
+                         const struct drm_display_mode *mode);
        /**
         * @mode_set: Analogous to &drm_encoder_helper_funcs @mode_set
         * callback. Wrapped by drm_i2c_encoder_mode_set().