From: Inki Dae Date: Thu, 24 Dec 2015 08:24:35 +0000 (+0900) Subject: drm/exynos: crtc: do not wait for the scanout completion X-Git-Tag: v4.5-rc1~74^2~3^2~1 X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=d619894cf5c6a74a2e53a4701938dd4dd6736c60;p=uclinux-h8%2Flinux.git drm/exynos: crtc: do not wait for the scanout completion This patch removes exynos_drm_crtc_complete_scanout function call which makes sure for overlay data to be updated to real hardware when drm driver is released. With atomic modeset support, it doesn't need the funtion anymore because atomic modeset interface makes sure that. Signed-off-by: Inki Dae --- diff --git a/drivers/gpu/drm/exynos/exynos_drm_crtc.c b/drivers/gpu/drm/exynos/exynos_drm_crtc.c index 5acaecba450a..cd9498164dc1 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_crtc.c +++ b/drivers/gpu/drm/exynos/exynos_drm_crtc.c @@ -203,29 +203,6 @@ void exynos_drm_crtc_finish_update(struct exynos_drm_crtc *exynos_crtc, spin_unlock_irqrestore(&crtc->dev->event_lock, flags); } -void exynos_drm_crtc_complete_scanout(struct drm_framebuffer *fb) -{ - struct exynos_drm_crtc *exynos_crtc; - struct drm_device *dev = fb->dev; - struct drm_crtc *crtc; - - /* - * make sure that overlay data are updated to real hardware - * for all encoders. - */ - list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { - exynos_crtc = to_exynos_crtc(crtc); - - /* - * wait for vblank interrupt - * - this makes sure that overlay data are updated to - * real hardware. - */ - if (exynos_crtc->ops->wait_for_vblank) - exynos_crtc->ops->wait_for_vblank(exynos_crtc); - } -} - int exynos_drm_crtc_get_pipe_from_type(struct drm_device *drm_dev, enum exynos_drm_output_type out_type) { diff --git a/drivers/gpu/drm/exynos/exynos_drm_crtc.h b/drivers/gpu/drm/exynos/exynos_drm_crtc.h index f9f365bd0257..6a581a8af465 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_crtc.h +++ b/drivers/gpu/drm/exynos/exynos_drm_crtc.h @@ -28,7 +28,6 @@ void exynos_drm_crtc_disable_vblank(struct drm_device *dev, unsigned int pipe); void exynos_drm_crtc_wait_pending_update(struct exynos_drm_crtc *exynos_crtc); void exynos_drm_crtc_finish_update(struct exynos_drm_crtc *exynos_crtc, struct exynos_drm_plane *exynos_plane); -void exynos_drm_crtc_complete_scanout(struct drm_framebuffer *fb); /* This function gets pipe value to crtc device matched with out_type. */ int exynos_drm_crtc_get_pipe_from_type(struct drm_device *drm_dev, diff --git a/drivers/gpu/drm/exynos/exynos_drm_fb.c b/drivers/gpu/drm/exynos/exynos_drm_fb.c index cbbb1a86e70a..d614194644c8 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fb.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fb.c @@ -71,9 +71,6 @@ static void exynos_drm_fb_destroy(struct drm_framebuffer *fb) struct exynos_drm_fb *exynos_fb = to_exynos_fb(fb); unsigned int i; - /* make sure that overlay data are updated before relesing fb. */ - exynos_drm_crtc_complete_scanout(fb); - drm_framebuffer_cleanup(fb); for (i = 0; i < ARRAY_SIZE(exynos_fb->exynos_gem); i++) {