Messages in this thread Patch in this message | | | From | Eric Anholt <> | Subject | [PATCH 1/2] drm/vc4: Let gpiolib know that we're OK with sleeping for HPD. | Date | Mon, 29 Feb 2016 17:53:00 -0800 |
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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> --- 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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