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[202.72.64.244]) by smtp.gmail.com with ESMTPSA id n15sm2152338pgs.61.2017.06.14.19.33.20 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 14 Jun 2017 19:33:21 -0700 (PDT) From: Gustavo Padovan To: dri-devel@lists.freedesktop.org Subject: [PATCH v2 4/6] drm/msm: update cursors asynchronously through atomic Date: Thu, 15 Jun 2017 11:33:03 +0900 Message-Id: <20170615023305.17410-5-gustavo@padovan.org> X-Mailer: git-send-email 2.9.4 In-Reply-To: <20170615023305.17410-1-gustavo@padovan.org> References: <20170615023305.17410-1-gustavo@padovan.org> MIME-Version: 1.0 Cc: Gustavo Padovan , intel-gfx@lists.freedesktop.org X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP From: Gustavo Padovan Add support to async updates of cursors by using the new atomic interface for that. Basically what this commit does is do what mdp5_update_cursor_plane_legacy() did but through atomic. v4: add missing atomic async commit call to msm_atomic_commit(Archit Taneja) v3: move size checks back to drivers (Ville Syrjälä) v2: move fb setting to core and use new state (Eric Anholt) Cc: Rob Clark Cc: Archit Taneja Signed-off-by: Gustavo Padovan Tested-by: Archit Taneja --- drivers/gpu/drm/msm/mdp/mdp5/mdp5_plane.c | 151 +++++++++++++----------------- drivers/gpu/drm/msm/msm_atomic.c | 6 ++ 2 files changed, 69 insertions(+), 88 deletions(-) diff --git a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_plane.c b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_plane.c index 5e7d9af..bb5ee03 100644 --- a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_plane.c +++ b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_plane.c @@ -33,15 +33,6 @@ static int mdp5_plane_mode_set(struct drm_plane *plane, struct drm_crtc *crtc, struct drm_framebuffer *fb, struct drm_rect *src, struct drm_rect *dest); -static int mdp5_update_cursor_plane_legacy(struct drm_plane *plane, - struct drm_crtc *crtc, - struct drm_framebuffer *fb, - int crtc_x, int crtc_y, - unsigned int crtc_w, unsigned int crtc_h, - uint32_t src_x, uint32_t src_y, - uint32_t src_w, uint32_t src_h, - struct drm_modeset_acquire_ctx *ctx); - static struct mdp5_kms *get_kms(struct drm_plane *plane) { struct msm_drm_private *priv = plane->dev->dev_private; @@ -257,7 +248,7 @@ static const struct drm_plane_funcs mdp5_plane_funcs = { }; static const struct drm_plane_funcs mdp5_cursor_plane_funcs = { - .update_plane = mdp5_update_cursor_plane_legacy, + .update_plane = drm_atomic_helper_update_plane, .disable_plane = drm_atomic_helper_disable_plane, .destroy = mdp5_plane_destroy, .set_property = drm_atomic_helper_plane_set_property, @@ -484,11 +475,73 @@ static void mdp5_plane_atomic_update(struct drm_plane *plane, } } +static int mdp5_plane_atomic_async_check(struct drm_plane *plane, + struct drm_plane_state *state) +{ + struct mdp5_plane_state *mdp5_state = to_mdp5_plane_state(state); + struct drm_crtc_state *crtc_state; + + crtc_state = drm_atomic_get_existing_crtc_state(state->state, + state->crtc); + if (WARN_ON(!crtc_state)) + return -EINVAL; + + if (!crtc_state->active) + return -EINVAL; + + mdp5_state = to_mdp5_plane_state(state); + + /* don't use fast path if we don't have a hwpipe allocated yet */ + if (!mdp5_state->hwpipe) + return -EINVAL; + + /* only allow changing of position(crtc x/y or src x/y) in fast path */ + if (plane->state->crtc != state->crtc || + plane->state->src_w != state->src_w || + plane->state->src_h != state->src_h || + plane->state->crtc_w != state->crtc_w || + plane->state->crtc_h != state->crtc_h || + !plane->state->fb || + plane->state->fb != state->fb) + return -EINVAL; + + return 0; +} + +static void mdp5_plane_atomic_async_update(struct drm_plane *plane, + struct drm_plane_state *new_state) +{ + plane->state->src_x = new_state->src_x; + plane->state->src_y = new_state->src_y; + plane->state->crtc_x = new_state->crtc_x; + plane->state->crtc_y = new_state->crtc_y; + + if (plane_enabled(new_state)) { + struct mdp5_ctl *ctl; + struct mdp5_pipeline *pipeline = + mdp5_crtc_get_pipeline(plane->crtc); + int ret; + + ret = mdp5_plane_mode_set(plane, new_state->crtc, new_state->fb, + &new_state->src, &new_state->dst); + WARN_ON(ret < 0); + + ctl = mdp5_crtc_get_ctl(new_state->crtc); + + mdp5_ctl_commit(ctl, pipeline, mdp5_plane_get_flush(plane)); + } + + *to_mdp5_plane_state(plane->state) = + *to_mdp5_plane_state(new_state); +} + static const struct drm_plane_helper_funcs mdp5_plane_helper_funcs = { .prepare_fb = mdp5_plane_prepare_fb, .cleanup_fb = mdp5_plane_cleanup_fb, .atomic_check = mdp5_plane_atomic_check, .atomic_update = mdp5_plane_atomic_update, + .atomic_async_check = mdp5_plane_atomic_async_check, + .atomic_async_update = mdp5_plane_atomic_async_update, }; static void set_scanout_locked(struct mdp5_kms *mdp5_kms, @@ -997,84 +1050,6 @@ static int mdp5_plane_mode_set(struct drm_plane *plane, return ret; } -static int mdp5_update_cursor_plane_legacy(struct drm_plane *plane, - struct drm_crtc *crtc, struct drm_framebuffer *fb, - int crtc_x, int crtc_y, - unsigned int crtc_w, unsigned int crtc_h, - uint32_t src_x, uint32_t src_y, - uint32_t src_w, uint32_t src_h, - struct drm_modeset_acquire_ctx *ctx) -{ - struct drm_plane_state *plane_state, *new_plane_state; - struct mdp5_plane_state *mdp5_pstate; - struct drm_crtc_state *crtc_state = crtc->state; - int ret; - - if (!crtc_state->active || drm_atomic_crtc_needs_modeset(crtc_state)) - goto slow; - - plane_state = plane->state; - mdp5_pstate = to_mdp5_plane_state(plane_state); - - /* don't use fast path if we don't have a hwpipe allocated yet */ - if (!mdp5_pstate->hwpipe) - goto slow; - - /* only allow changing of position(crtc x/y or src x/y) in fast path */ - if (plane_state->crtc != crtc || - plane_state->src_w != src_w || - plane_state->src_h != src_h || - plane_state->crtc_w != crtc_w || - plane_state->crtc_h != crtc_h || - !plane_state->fb || - plane_state->fb != fb) - goto slow; - - new_plane_state = mdp5_plane_duplicate_state(plane); - if (!new_plane_state) - return -ENOMEM; - - new_plane_state->src_x = src_x; - new_plane_state->src_y = src_y; - new_plane_state->src_w = src_w; - new_plane_state->src_h = src_h; - new_plane_state->crtc_x = crtc_x; - new_plane_state->crtc_y = crtc_y; - new_plane_state->crtc_w = crtc_w; - new_plane_state->crtc_h = crtc_h; - - ret = mdp5_plane_atomic_check_with_state(crtc_state, new_plane_state); - if (ret) - goto slow_free; - - if (new_plane_state->visible) { - struct mdp5_ctl *ctl; - struct mdp5_pipeline *pipeline = mdp5_crtc_get_pipeline(crtc); - - ret = mdp5_plane_mode_set(plane, crtc, fb, - &new_plane_state->src, - &new_plane_state->dst); - WARN_ON(ret < 0); - - ctl = mdp5_crtc_get_ctl(crtc); - - mdp5_ctl_commit(ctl, pipeline, mdp5_plane_get_flush(plane)); - } - - *to_mdp5_plane_state(plane_state) = - *to_mdp5_plane_state(new_plane_state); - - mdp5_plane_destroy_state(plane, new_plane_state); - - return 0; -slow_free: - mdp5_plane_destroy_state(plane, new_plane_state); -slow: - return drm_atomic_helper_update_plane(plane, crtc, fb, - crtc_x, crtc_y, crtc_w, crtc_h, - src_x, src_y, src_w, src_h, ctx); -} - /* * Use this func and the one below only after the atomic state has been * successfully swapped diff --git a/drivers/gpu/drm/msm/msm_atomic.c b/drivers/gpu/drm/msm/msm_atomic.c index 9633a68b..0104311 100644 --- a/drivers/gpu/drm/msm/msm_atomic.c +++ b/drivers/gpu/drm/msm/msm_atomic.c @@ -202,6 +202,12 @@ int msm_atomic_commit(struct drm_device *dev, if (ret) return ret; + if (state->async_update) { + drm_atomic_helper_async_commit(dev, state); + drm_atomic_helper_cleanup_planes(dev, state); + return 0; + } + c = commit_init(state); if (!c) { ret = -ENOMEM;