diff options
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_crtc.c | 8 | ||||
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_drv.c | 109 | ||||
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_fb.c | 32 |
3 files changed, 39 insertions, 110 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_crtc.c b/drivers/gpu/drm/exynos/exynos_drm_crtc.c index 8dd59b9e5694..5367b6664fe3 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_crtc.c +++ b/drivers/gpu/drm/exynos/exynos_drm_crtc.c @@ -39,6 +39,14 @@ static void exynos_drm_crtc_disable(struct drm_crtc *crtc) if (exynos_crtc->ops->disable) exynos_crtc->ops->disable(exynos_crtc); + + if (crtc->state->event && !crtc->state->active) { + spin_lock_irq(&crtc->dev->event_lock); + drm_crtc_send_vblank_event(crtc, crtc->state->event); + spin_unlock_irq(&crtc->dev->event_lock); + + crtc->state->event = NULL; + } } static void diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.c b/drivers/gpu/drm/exynos/exynos_drm_drv.c index 34e13422852e..035d02ecffcd 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_drv.c +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.c @@ -38,56 +38,6 @@ #define DRIVER_MAJOR 1 #define DRIVER_MINOR 0 -struct exynos_atomic_commit { - struct work_struct work; - struct drm_device *dev; - struct drm_atomic_state *state; - u32 crtcs; -}; - -static void exynos_atomic_commit_complete(struct exynos_atomic_commit *commit) -{ - struct drm_device *dev = commit->dev; - struct exynos_drm_private *priv = dev->dev_private; - struct drm_atomic_state *state = commit->state; - - drm_atomic_helper_commit_modeset_disables(dev, state); - - drm_atomic_helper_commit_modeset_enables(dev, state); - - /* - * Exynos can't update planes with CRTCs and encoders disabled, - * its updates routines, specially for FIMD, requires the clocks - * to be enabled. So it is necessary to handle the modeset operations - * *before* the commit_planes() step, this way it will always - * have the relevant clocks enabled to perform the update. - */ - - drm_atomic_helper_commit_planes(dev, state, 0); - - drm_atomic_helper_wait_for_vblanks(dev, state); - - drm_atomic_helper_cleanup_planes(dev, state); - - drm_atomic_state_put(state); - - spin_lock(&priv->lock); - priv->pending &= ~commit->crtcs; - spin_unlock(&priv->lock); - - wake_up_all(&priv->wait); - - kfree(commit); -} - -static void exynos_drm_atomic_work(struct work_struct *work) -{ - struct exynos_atomic_commit *commit = container_of(work, - struct exynos_atomic_commit, work); - - exynos_atomic_commit_complete(commit); -} - static struct device *exynos_drm_get_dma_device(void); static int exynos_drm_load(struct drm_device *dev, unsigned long flags) @@ -202,65 +152,6 @@ static void exynos_drm_unload(struct drm_device *dev) dev->dev_private = NULL; } -static int commit_is_pending(struct exynos_drm_private *priv, u32 crtcs) -{ - bool pending; - - spin_lock(&priv->lock); - pending = priv->pending & crtcs; - spin_unlock(&priv->lock); - - return pending; -} - -int exynos_atomic_commit(struct drm_device *dev, struct drm_atomic_state *state, - bool nonblock) -{ - struct exynos_drm_private *priv = dev->dev_private; - struct exynos_atomic_commit *commit; - struct drm_crtc *crtc; - struct drm_crtc_state *crtc_state; - int i, ret; - - commit = kzalloc(sizeof(*commit), GFP_KERNEL); - if (!commit) - return -ENOMEM; - - ret = drm_atomic_helper_prepare_planes(dev, state); - if (ret) { - kfree(commit); - return ret; - } - - /* This is the point of no return */ - - INIT_WORK(&commit->work, exynos_drm_atomic_work); - commit->dev = dev; - commit->state = state; - - /* Wait until all affected CRTCs have completed previous commits and - * mark them as pending. - */ - for_each_crtc_in_state(state, crtc, crtc_state, i) - commit->crtcs |= drm_crtc_mask(crtc); - - wait_event(priv->wait, !commit_is_pending(priv, commit->crtcs)); - - spin_lock(&priv->lock); - priv->pending |= commit->crtcs; - spin_unlock(&priv->lock); - - drm_atomic_helper_swap_state(state, true); - - drm_atomic_state_get(state); - if (nonblock) - schedule_work(&commit->work); - else - exynos_atomic_commit_complete(commit); - - return 0; -} - int exynos_atomic_check(struct drm_device *dev, struct drm_atomic_state *state) { diff --git a/drivers/gpu/drm/exynos/exynos_drm_fb.c b/drivers/gpu/drm/exynos/exynos_drm_fb.c index 68d414227533..c77a5aced81a 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fb.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fb.c @@ -187,11 +187,40 @@ dma_addr_t exynos_drm_fb_dma_addr(struct drm_framebuffer *fb, int index) return exynos_fb->dma_addr[index]; } +static void exynos_drm_atomic_commit_tail(struct drm_atomic_state *state) +{ + struct drm_device *dev = state->dev; + + drm_atomic_helper_commit_modeset_disables(dev, state); + + drm_atomic_helper_commit_modeset_enables(dev, state); + + /* + * Exynos can't update planes with CRTCs and encoders disabled, + * its updates routines, specially for FIMD, requires the clocks + * to be enabled. So it is necessary to handle the modeset operations + * *before* the commit_planes() step, this way it will always + * have the relevant clocks enabled to perform the update. + */ + drm_atomic_helper_commit_planes(dev, state, + DRM_PLANE_COMMIT_ACTIVE_ONLY); + + drm_atomic_helper_commit_hw_done(state); + + drm_atomic_helper_wait_for_vblanks(dev, state); + + drm_atomic_helper_cleanup_planes(dev, state); +} + +static struct drm_mode_config_helper_funcs exynos_drm_mode_config_helpers = { + .atomic_commit_tail = exynos_drm_atomic_commit_tail, +}; + static const struct drm_mode_config_funcs exynos_drm_mode_config_funcs = { .fb_create = exynos_user_fb_create, .output_poll_changed = exynos_drm_output_poll_changed, .atomic_check = exynos_atomic_check, - .atomic_commit = exynos_atomic_commit, + .atomic_commit = drm_atomic_helper_commit, }; void exynos_drm_mode_config_init(struct drm_device *dev) @@ -208,4 +237,5 @@ void exynos_drm_mode_config_init(struct drm_device *dev) dev->mode_config.max_height = 4096; dev->mode_config.funcs = &exynos_drm_mode_config_funcs; + dev->mode_config.helper_private = &exynos_drm_mode_config_helpers; } |