From 69fb7c855c7bd4b4bc3fd6bec0885236365d5261 Mon Sep 17 00:00:00 2001 From: Laurent Pinchart Date: Thu, 28 May 2015 02:09:56 +0300 Subject: [PATCH] drm: omapdrm: Simplify DSS power management Instead of sprinkling dispc_runtime_get() and dispc_runtime_put() calls in various CRTC operations, move all power management code to the atomic commit function. Signed-off-by: Laurent Pinchart Signed-off-by: Tomi Valkeinen --- drivers/gpu/drm/omapdrm/omap_crtc.c | 11 ----------- drivers/gpu/drm/omapdrm/omap_drv.c | 4 ++++ 2 files changed, 4 insertions(+), 11 deletions(-) diff --git a/drivers/gpu/drm/omapdrm/omap_crtc.c b/drivers/gpu/drm/omapdrm/omap_crtc.c index 16f9c07dc4f6..3a5e68a06af3 100644 --- a/drivers/gpu/drm/omapdrm/omap_crtc.c +++ b/drivers/gpu/drm/omapdrm/omap_crtc.c @@ -429,8 +429,6 @@ static void omap_crtc_enable(struct drm_crtc *crtc) DBG("%s", omap_crtc->name); - dispc_runtime_get(); - /* Enable all planes associated with the CRTC. */ for (i = 0; i < priv->num_planes; i++) { struct drm_plane *plane = priv->planes[i]; @@ -443,8 +441,6 @@ static void omap_crtc_enable(struct drm_crtc *crtc) omap_crtc_flush(crtc); drm_crtc_vblank_on(crtc); - - dispc_runtime_put(); } static void omap_crtc_disable(struct drm_crtc *crtc) @@ -456,7 +452,6 @@ static void omap_crtc_disable(struct drm_crtc *crtc) DBG("%s", omap_crtc->name); omap_crtc_wait_page_flip(crtc); - dispc_runtime_get(); drm_crtc_vblank_off(crtc); /* Disable all planes associated with the CRTC. */ @@ -469,8 +464,6 @@ static void omap_crtc_disable(struct drm_crtc *crtc) omap_crtc_encoder_setup(crtc, false); omap_crtc_flush(crtc); - - dispc_runtime_put(); } static void omap_crtc_mode_set_nofb(struct drm_crtc *crtc) @@ -495,8 +488,6 @@ static void omap_crtc_atomic_begin(struct drm_crtc *crtc) struct drm_device *dev = crtc->dev; unsigned long flags; - dispc_runtime_get(); - if (event) { WARN_ON(omap_crtc->event); WARN_ON(drm_crtc_vblank_get(crtc) != 0); @@ -511,8 +502,6 @@ static void omap_crtc_atomic_flush(struct drm_crtc *crtc) { omap_crtc_flush(crtc); - dispc_runtime_put(); - crtc->invert_dimensions = !!(crtc->primary->state->rotation & (BIT(DRM_ROTATE_90) | BIT(DRM_ROTATE_270))); } diff --git a/drivers/gpu/drm/omapdrm/omap_drv.c b/drivers/gpu/drm/omapdrm/omap_drv.c index 2e7706355eb6..50f555530e55 100644 --- a/drivers/gpu/drm/omapdrm/omap_drv.c +++ b/drivers/gpu/drm/omapdrm/omap_drv.c @@ -73,6 +73,8 @@ static void omap_atomic_complete(struct omap_atomic_state_commit *commit) struct drm_atomic_state *old_state = commit->state; /* Apply the atomic update. */ + dispc_runtime_get(); + drm_atomic_helper_commit_modeset_disables(dev, old_state); drm_atomic_helper_commit_planes(dev, old_state); drm_atomic_helper_commit_modeset_enables(dev, old_state); @@ -81,6 +83,8 @@ static void omap_atomic_complete(struct omap_atomic_state_commit *commit) drm_atomic_helper_cleanup_planes(dev, old_state); + dispc_runtime_put(); + drm_atomic_state_free(old_state); /* Complete the commit, wake up any waiter. */ -- 2.20.1