[PATCH 1/2] drm/vc4: Let gpiolib know that we're OK with sleeping for HPD.
Eric Anholt
eric at anholt.net
Tue Mar 1 01:53:00 UTC 2016
Fixes an error thrown every few seconds when we poll HPD when it's on
a I2C to GPIO expander.
Signed-off-by: Eric Anholt <eric at anholt.net>
---
drivers/gpu/drm/vc4/vc4_hdmi.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c
index c69c046..709ed57 100644
--- a/drivers/gpu/drm/vc4/vc4_hdmi.c
+++ b/drivers/gpu/drm/vc4/vc4_hdmi.c
@@ -165,7 +165,7 @@ vc4_hdmi_connector_detect(struct drm_connector *connector, bool force)
struct vc4_dev *vc4 = to_vc4_dev(dev);
if (vc4->hdmi->hpd_gpio) {
- if (gpio_get_value(vc4->hdmi->hpd_gpio))
+ if (gpio_get_value_cansleep(vc4->hdmi->hpd_gpio))
return connector_status_connected;
else
return connector_status_disconnected;
--
2.7.0
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