From 6a991f5de052117d28cbf702f86ae896dd85dded Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Mon, 7 Mar 2016 11:41:54 -0500 Subject: [PATCH] drm/radeon: selectively call drm_helper_hpd_irq_event on resume Don't call it if there are no physical display connectors on the GPU. Signed-off-by: Alex Deucher --- drivers/gpu/drm/radeon/radeon_device.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c index 902b59c..1ea0d15 100644 --- a/drivers/gpu/drm/radeon/radeon_device.c +++ b/drivers/gpu/drm/radeon/radeon_device.c @@ -1744,7 +1744,8 @@ int radeon_resume_kms(struct drm_device *dev, bool resume, bool fbcon) } drm_kms_helper_poll_enable(dev); - drm_helper_hpd_irq_event(dev); + if (!list_empty(&dev->mode_config.connector_list)) + 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) -- 2.5.0