From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Greg Kroah-Hartman Subject: [PATCH 4.4 206/342] drm/radeon: call hpd_irq_event on resume To: Cc: Greg Kroah-Hartman , , Alex Deucher Message-Id: <20160301234534.574875193@linuxfoundation.org> In-Reply-To: <20160301234527.990448862@linuxfoundation.org> References: <20160301234527.990448862@linuxfoundation.org> Date: Tue, 01 Mar 2016 23:54:52 +0000 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: 4.4-stable review patch. If anyone has any objections, please let me know. ------------------ From: Alex Deucher commit dbb17a21c131eca94eb31136eee9a7fe5aff00d9 upstream. Need to call this on resume if displays changes during suspend in order to properly be notified of changes. Signed-off-by: Alex Deucher Signed-off-by: Greg Kroah-Hartman --- drivers/gpu/drm/radeon/radeon_device.c | 1 + 1 file changed, 1 insertion(+) --- a/drivers/gpu/drm/radeon/radeon_device.c +++ b/drivers/gpu/drm/radeon/radeon_device.c @@ -1744,6 +1744,7 @@ int radeon_resume_kms(struct drm_device } drm_kms_helper_poll_enable(dev); + drm_helper_hpd_irq_event(dev); /* set the power state here in case we are a PX system or headless */ if ((rdev->pm.pm_method == PM_METHOD_DPM) && rdev->pm.dpm_enabled)