From 92bceb9faef5ef033e79b746aa8d5fd465548fbc Mon Sep 17 00:00:00 2001 From: Eric Anholt Date: Mon, 29 Feb 2016 17:53:00 -0800 Subject: [PATCH] drm/vc4: Let gpiolib know that we're OK with sleeping for HPD. 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 Tested-by: Daniel Stone (cherry picked from commit 0e60eab57557bc06bb3a5ef8d5d6dcd9ddd47aff) --- drivers/gpu/drm/vc4/vc4_hdmi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/gpu/drm/vc4/vc4_hdmi.c +++ b/drivers/gpu/drm/vc4/vc4_hdmi.c @@ -168,7 +168,7 @@ vc4_hdmi_connector_detect(struct drm_con return connector_status_connected; 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;