[PATCH 01/35] drm/panel: remove the get_timings() callback

[Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>]

Nothing has ever called get_timings() since it was introduced in commit
2938931f3732 ("drm/panel: Add display timing support"). Remove it
together with its three implementations.

Assisted-by: LLM
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
---
 drivers/gpu/drm/panel/panel-edp.c           | 18 ------------------
 drivers/gpu/drm/panel/panel-seiko-43wvf1g.c | 18 ------------------
 drivers/gpu/drm/panel/panel-simple.c        | 18 ------------------
 include/drm/drm_panel.h                     | 12 ------------
 4 files changed, 66 deletions(-)

diff --git a/drivers/gpu/drm/panel/panel-edp.c b/drivers/gpu/drm/panel/panel-edp.c
index 94bc54c3833a..d3a4cf9b1760 100644
--- a/drivers/gpu/drm/panel/panel-edp.c
+++ b/drivers/gpu/drm/panel/panel-edp.c
@@ -646,23 +646,6 @@ static int panel_edp_get_modes(struct drm_panel *panel,
 	return num;
 }
 
-static int panel_edp_get_timings(struct drm_panel *panel,
-				 unsigned int num_timings,
-				 struct display_timing *timings)
-{
-	struct panel_edp *p = to_panel_edp(panel);
-	unsigned int i;
-
-	if (p->desc->num_timings < num_timings)
-		num_timings = p->desc->num_timings;
-
-	if (timings)
-		for (i = 0; i < num_timings; i++)
-			timings[i] = p->desc->timings[i];
-
-	return p->desc->num_timings;
-}
-
 static enum drm_panel_orientation panel_edp_get_orientation(struct drm_panel *panel)
 {
 	struct panel_edp *p = to_panel_edp(panel);
@@ -699,7 +682,6 @@ static const struct drm_panel_funcs panel_edp_funcs = {
 	.enable = panel_edp_enable,
 	.get_modes = panel_edp_get_modes,
 	.get_orientation = panel_edp_get_orientation,
-	.get_timings = panel_edp_get_timings,
 	.debugfs_init = panel_edp_debugfs_init,
 };
 
diff --git a/drivers/gpu/drm/panel/panel-seiko-43wvf1g.c b/drivers/gpu/drm/panel/panel-seiko-43wvf1g.c
index 0935d83ee2db..99b3895a1b28 100644
--- a/drivers/gpu/drm/panel/panel-seiko-43wvf1g.c
+++ b/drivers/gpu/drm/panel/panel-seiko-43wvf1g.c
@@ -174,28 +174,10 @@ static int seiko_panel_get_modes(struct drm_panel *panel,
 	return seiko_panel_get_fixed_modes(p, connector);
 }
 
-static int seiko_panel_get_timings(struct drm_panel *panel,
-				    unsigned int num_timings,
-				    struct display_timing *timings)
-{
-	struct seiko_panel *p = to_seiko_panel(panel);
-	unsigned int i;
-
-	if (p->desc->num_timings < num_timings)
-		num_timings = p->desc->num_timings;
-
-	if (timings)
-		for (i = 0; i < num_timings; i++)
-			timings[i] = p->desc->timings[i];
-
-	return p->desc->num_timings;
-}
-
 static const struct drm_panel_funcs seiko_panel_funcs = {
 	.unprepare = seiko_panel_unprepare,
 	.prepare = seiko_panel_prepare,
 	.get_modes = seiko_panel_get_modes,
-	.get_timings = seiko_panel_get_timings,
 };
 
 static int seiko_panel_probe(struct device *dev,
diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
index a944c34642dc..e4629428b1b2 100644
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -405,23 +405,6 @@ static int panel_simple_get_modes(struct drm_panel *panel,
 	return num;
 }
 
-static int panel_simple_get_timings(struct drm_panel *panel,
-				    unsigned int num_timings,
-				    struct display_timing *timings)
-{
-	struct panel_simple *p = to_panel_simple(panel);
-	unsigned int i;
-
-	if (p->desc->num_timings < num_timings)
-		num_timings = p->desc->num_timings;
-
-	if (timings)
-		for (i = 0; i < num_timings; i++)
-			timings[i] = p->desc->timings[i];
-
-	return p->desc->num_timings;
-}
-
 static enum drm_panel_orientation panel_simple_get_orientation(struct drm_panel *panel)
 {
 	struct panel_simple *p = to_panel_simple(panel);
@@ -436,7 +419,6 @@ static const struct drm_panel_funcs panel_simple_funcs = {
 	.enable = panel_simple_enable,
 	.get_modes = panel_simple_get_modes,
 	.get_orientation = panel_simple_get_orientation,
-	.get_timings = panel_simple_get_timings,
 };
 
 static struct panel_desc *panel_dpi_probe(struct device *dev)
diff --git a/include/drm/drm_panel.h b/include/drm/drm_panel.h
index 58113ea7d63a..deae4753a594 100644
--- a/include/drm/drm_panel.h
+++ b/include/drm/drm_panel.h
@@ -40,7 +40,6 @@ struct drm_connector;
 struct drm_device;
 struct drm_panel_follower;
 struct drm_panel;
-struct display_timing;
 
 enum drm_panel_orientation;
 
@@ -131,17 +130,6 @@ struct drm_panel_funcs {
 	 */
 	enum drm_panel_orientation (*get_orientation)(struct drm_panel *panel);
 
-	/**
-	 * @get_timings:
-	 *
-	 * Copy display timings into the provided array and return
-	 * the number of display timings available.
-	 *
-	 * This function is optional.
-	 */
-	int (*get_timings)(struct drm_panel *panel, unsigned int num_timings,
-			   struct display_timing *timings);
-
 	/**
 	 * @debugfs_init:
 	 *

-- 
2.47.3