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- From 5967aea469c030c3bc258b52b9f3704fd9873e63 Mon Sep 17 00:00:00 2001
- From: Eric Anholt <eric@anholt.net>
- Date: Mon, 29 Feb 2016 17:53:00 -0800
- Subject: [PATCH 294/381] 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 <eric@anholt.net>
- Tested-by: Daniel Stone <daniels@collabora.com>
- (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;
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