drm/bridge: Drop unused drm_bridge_chain functions

The drm_bridge_chain_{pre_enable,enable,disable,post_disable} has no
users left and we have atomic variants that should be used.
Drop them so they do not gain new users.

Adjust a few comments to avoid references to the dropped functions.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Reviewed-by: Maxime Ripard <mripard@kernel.org>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Cc: Maxime Ripard <mripard@kernel.org>
Cc: Thomas Zimmermann <tzimmermann@suse.de>
Cc: Andrzej Hajda <a.hajda@samsung.com>
Cc: Neil Armstrong <narmstrong@baylibre.com>
Cc: Robert Foss <robert.foss@linaro.org>
Cc: Daniel Vetter <daniel@ffwll.ch>
Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
Link: https://lore.kernel.org/r/20221205173328.1395350-4-dave.stevenson@raspberrypi.com
Signed-off-by: Maxime Ripard <maxime@cerno.tech>

1 files changed, 0 insertions, 28 deletions

diff --git a/include/drm/drm_bridge.h b/include/drm/drm_bridge.h
index 6b65b0dfb4fb..796567a203ac 100644
--- a/include/drm/drm_bridge.h
+++ b/include/drm/drm_bridge.h
@@ -297,12 +297,6 @@ struct drm_bridge_funcs {
 	 * not enable the display link feeding the next bridge in the chain (if
 	 * there is one) when this callback is called.
 	 *
-	 * Note that this function will only be invoked in the context of an
-	 * atomic commit. It will not be invoked from
-	 * &drm_bridge_chain_pre_enable. It would be prudent to also provide an
-	 * implementation of @pre_enable if you are expecting driver calls into
-	 * &drm_bridge_chain_pre_enable.
-	 *
 	 * The @atomic_pre_enable callback is optional.
 	 */
 	void (*atomic_pre_enable)(struct drm_bridge *bridge,
@@ -323,11 +317,6 @@ struct drm_bridge_funcs {
 	 * callback must enable the display link feeding the next bridge in the
 	 * chain if there is one.
 	 *
-	 * Note that this function will only be invoked in the context of an
-	 * atomic commit. It will not be invoked from &drm_bridge_chain_enable.
-	 * It would be prudent to also provide an implementation of @enable if
-	 * you are expecting driver calls into &drm_bridge_chain_enable.
-	 *
 	 * The @atomic_enable callback is optional.
 	 */
 	void (*atomic_enable)(struct drm_bridge *bridge,
@@ -345,12 +334,6 @@ struct drm_bridge_funcs {
 	 * The bridge can assume that the display pipe (i.e. clocks and timing
 	 * signals) feeding it is still running when this callback is called.
 	 *
-	 * Note that this function will only be invoked in the context of an
-	 * atomic commit. It will not be invoked from
-	 * &drm_bridge_chain_disable. It would be prudent to also provide an
-	 * implementation of @disable if you are expecting driver calls into
-	 * &drm_bridge_chain_disable.
-	 *
 	 * The @atomic_disable callback is optional.
 	 */
 	void (*atomic_disable)(struct drm_bridge *bridge,
@@ -370,13 +353,6 @@ struct drm_bridge_funcs {
 	 * signals) feeding it is no longer running when this callback is
 	 * called.
 	 *
-	 * Note that this function will only be invoked in the context of an
-	 * atomic commit. It will not be invoked from
-	 * &drm_bridge_chain_post_disable.
-	 * It would be prudent to also provide an implementation of
-	 * @post_disable if you are expecting driver calls into
-	 * &drm_bridge_chain_post_disable.
-	 *
 	 * The @atomic_post_disable callback is optional.
 	 */
 	void (*atomic_post_disable)(struct drm_bridge *bridge,
@@ -876,13 +852,9 @@ enum drm_mode_status
 drm_bridge_chain_mode_valid(struct drm_bridge *bridge,
 			    const struct drm_display_info *info,
 			    const struct drm_display_mode *mode);
-void drm_bridge_chain_disable(struct drm_bridge *bridge);
-void drm_bridge_chain_post_disable(struct drm_bridge *bridge);
 void drm_bridge_chain_mode_set(struct drm_bridge *bridge,
 			       const struct drm_display_mode *mode,
 			       const struct drm_display_mode *adjusted_mode);
-void drm_bridge_chain_pre_enable(struct drm_bridge *bridge);
-void drm_bridge_chain_enable(struct drm_bridge *bridge);
 
 int drm_atomic_bridge_chain_check(struct drm_bridge *bridge,
 				  struct drm_crtc_state *crtc_state,