[PATCH 2/8] drm/panel: boe-tv101wum-nl6: If prepare fails, disable GPIO before regulators

From: Douglas Anderson
Date: Fri May 17 2024 - 17:38:02 EST


The enable GPIO should clearly be set low before turning off
regulators. That matches both the inverse order that things were
enabled and also the order in unprepare().

Fixes: a869b9db7adf ("drm/panel: support for boe tv101wum-nl6 wuxga dsi video mode panel")
Signed-off-by: Douglas Anderson <dianders@xxxxxxxxxxxx>
---

drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c b/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c
index 8e839a1749e4..028625d2d37d 100644
--- a/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c
+++ b/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c
@@ -1475,13 +1475,13 @@ static int boe_panel_prepare(struct drm_panel *panel)
return 0;

poweroff:
+ gpiod_set_value(boe->enable_gpio, 0);
regulator_disable(boe->avee);
poweroffavdd:
regulator_disable(boe->avdd);
poweroff1v8:
usleep_range(5000, 7000);
regulator_disable(boe->pp1800);
- gpiod_set_value(boe->enable_gpio, 0);

return ret;
}
--
2.45.0.rc1.225.g2a3ae87e7f-goog