6.10-stable review patch. If anyone has any objections, please let me know.
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From: Douglas Anderson dianders@chromium.org
[ Upstream commit 587c48f622374e5d47b1d515c6006a4df4dee882 ]
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@chromium.org Reviewed-by: Dmitry Baryshkov dmitry.baryshkov@linaro.org Reviewed-by: Linus Walleij linus.walleij@linaro.org Link: https://lore.kernel.org/r/20240517143643.2.Ieac346cd0f1606948ba39ceea06b5535... Signed-off-by: Neil Armstrong neil.armstrong@linaro.org Link: https://patchwork.freedesktop.org/patch/msgid/20240517143643.2.Ieac346cd0f16... Signed-off-by: Sasha Levin sashal@kernel.org --- 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 0ffe8f8c01de8..ce7b4f5ce3fae 100644 --- a/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c +++ b/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c @@ -1528,13 +1528,13 @@ 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; }