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[v4,14/15] drm/panel-edp: Don't re-read the EDID every time we power off the panel

Message ID 20210909135838.v4.14.Ib810fb3bebd0bd6763e4609e1a6764d06064081e@changeid (mailing list archive)
State Superseded
Headers show
Series eDP: Support probing eDP panels dynamically instead of hardcoding | expand

Commit Message

Doug Anderson Sept. 9, 2021, 9 p.m. UTC 
The simple-panel driver is for panels that are not hot-pluggable at
runtime. Let's keep our cached EDID around until driver unload.

Signed-off-by: Douglas Anderson <dianders@chromium.org>
Acked-by: Sam Ravnborg <sam@ravnborg.org>
---

Changes in v4:
- panel-simple-edp => panel-edp

Changes in v3:
- ("Don't re-read the EDID every time") moved to eDP only patch.

 drivers/gpu/drm/panel/panel-edp.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
diff mbox series

Patch

diff --git a/drivers/gpu/drm/panel/panel-edp.c b/drivers/gpu/drm/panel/panel-edp.c
index a83ef9905ea7..817c60858ef8 100644
--- a/drivers/gpu/drm/panel/panel-edp.c
+++ b/drivers/gpu/drm/panel/panel-edp.c
@@ -362,9 +362,6 @@  static int panel_edp_suspend(struct device *dev)
 	regulator_disable(p->supply);
 	p->unprepared_time = ktime_get();
 
-	kfree(p->edid);
-	p->edid = NULL;
-
 	return 0;
 }
 
@@ -758,6 +755,9 @@  static int panel_edp_remove(struct device *dev)
 	if (panel->ddc && (!panel->aux || panel->ddc != &panel->aux->ddc))
 		put_device(&panel->ddc->dev);
 
+	kfree(panel->edid);
+	panel->edid = NULL;
+
 	return 0;
 }