redonkable/alistair23-linux
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drm/vc4: Let gpiolib know that we're OK with sleeping for HPD.

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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@anholt.net>
Tested-by: Daniel Stone <daniels@collabora.com>
This commit is contained in:
Eric Anholt 2016-02-29 17:53:00 -08:00
parent ca26d28bba
commit 0e60eab575
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/vc4/vc4_hdmi.c
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@ -166,7 +166,7 @@ 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;