From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751305AbcCABxU (ORCPT ); Mon, 29 Feb 2016 20:53:20 -0500 Received: from anholt.net ([50.246.234.109]:50456 "EHLO anholt.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750914AbcCABxS (ORCPT ); Mon, 29 Feb 2016 20:53:18 -0500 From: Eric Anholt To: dri-devel@lists.freedesktop.org Cc: linux-kernel@vger.kernel.org, David Airlie , 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 Message-Id: <1456797181-23528-2-git-send-email-eric@anholt.net> X-Mailer: git-send-email 2.7.0 In-Reply-To: <1456797181-23528-1-git-send-email-eric@anholt.net> References: <1456797181-23528-1-git-send-email-eric@anholt.net> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 --- 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