From: Andrzej Hajda Date: Fri, 10 Oct 2014 12:31:54 +0000 (+0200) Subject: drm/exynos: init kms poll at the end of initialization X-Git-Tag: firefly_0821_release~176^2~2924^2^2~2 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=3cb6830a75665ec4efa99c69d52c5d9df597c397;p=firefly-linux-kernel-4.4.55.git drm/exynos: init kms poll at the end of initialization HPD events can be generated by components even if drm_dev is not fully initialized, to skip such events kms poll initialization should be performed at the end of load callback followed directly by forced connection detection. Signed-off-by: Andrzej Hajda Signed-off-by: Inki Dae --- diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.c b/drivers/gpu/drm/exynos/exynos_drm_drv.c index 23fbad5a504a..2353499196b6 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_drv.c +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.c @@ -94,9 +94,6 @@ static int exynos_drm_load(struct drm_device *dev, unsigned long flags) goto err_mode_config_cleanup; } - /* init kms poll for handling hpd */ - drm_kms_helper_poll_init(dev); - /* setup possible_clones. */ exynos_drm_encoder_setup(dev); @@ -116,9 +113,6 @@ static int exynos_drm_load(struct drm_device *dev, unsigned long flags) if (ret) goto err_cleanup_vblank; - /* force connectors detection */ - drm_helper_hpd_irq_event(dev); - /* * enable drm irq mode. * - with irq_enabled = true, we can use the vblank feature. @@ -136,6 +130,12 @@ static int exynos_drm_load(struct drm_device *dev, unsigned long flags) */ dev->vblank_disable_allowed = true; + /* init kms poll for handling hpd */ + drm_kms_helper_poll_init(dev); + + /* force connectors detection */ + drm_helper_hpd_irq_event(dev); + return 0; err_cleanup_vblank: