From patchwork Wed Jun 24 18:59:34 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Ville Syrjala X-Patchwork-Id: 6669891 Return-Path: X-Original-To: patchwork-intel-gfx@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 48BFFC05AC for ; Wed, 24 Jun 2015 18:59:54 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id E81CC205DF for ; Wed, 24 Jun 2015 18:59:52 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id 92A3A205BB for ; Wed, 24 Jun 2015 18:59:51 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id D7D586E190; Wed, 24 Jun 2015 11:59:50 -0700 (PDT) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by gabe.freedesktop.org (Postfix) with ESMTP id D9BD86E190 for ; Wed, 24 Jun 2015 11:59:48 -0700 (PDT) Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by orsmga102.jf.intel.com with ESMTP; 24 Jun 2015 11:59:48 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.13,673,1427785200"; d="scan'208";a="749763713" Received: from stinkbox.fi.intel.com (HELO stinkbox) ([10.237.72.88]) by fmsmga002.fm.intel.com with SMTP; 24 Jun 2015 11:59:46 -0700 Received: by stinkbox (sSMTP sendmail emulation); Wed, 24 Jun 2015 21:59:36 +0300 From: ville.syrjala@linux.intel.com To: intel-gfx@lists.freedesktop.org Date: Wed, 24 Jun 2015 21:59:34 +0300 Message-Id: <1435172376-9597-1-git-send-email-ville.syrjala@linux.intel.com> X-Mailer: git-send-email 2.3.6 MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 1/3] drm/i915: Store frontbuffer_bits in the plane X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" X-Spam-Status: No, score=-5.6 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Ville Syrjälä Avoid some 'switch (plane->type)' by storing the fronbuffer_bits in intel_plane. Signed-off-by: Ville Syrjälä --- drivers/gpu/drm/i915/intel_display.c | 75 ++++++++++-------------------------- drivers/gpu/drm/i915/intel_drv.h | 1 + drivers/gpu/drm/i915/intel_sprite.c | 1 + 3 files changed, 22 insertions(+), 55 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 4c829b9..ae65516 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -2604,7 +2604,7 @@ valid_fb: primary->crtc = primary->state->crtc = &intel_crtc->base; update_state_fb(primary); intel_crtc->base.state->plane_mask |= (1 << drm_plane_index(primary)); - obj->frontbuffer_bits |= INTEL_FRONTBUFFER_PRIMARY(intel_crtc->pipe); + obj->frontbuffer_bits |= to_intel_plane(primary)->frontbuffer_bits; } static void i9xx_update_primary_plane(struct drm_crtc *crtc, @@ -4733,25 +4733,12 @@ static void intel_pre_plane_update(struct intel_crtc *crtc) struct drm_plane *p; /* Track fb's for any planes being disabled */ - drm_for_each_plane_mask(p, dev, atomic->disabled_planes) { struct intel_plane *plane = to_intel_plane(p); - unsigned fb_bits = 0; - - switch (p->type) { - case DRM_PLANE_TYPE_PRIMARY: - fb_bits = INTEL_FRONTBUFFER_PRIMARY(plane->pipe); - break; - case DRM_PLANE_TYPE_CURSOR: - fb_bits = INTEL_FRONTBUFFER_CURSOR(plane->pipe); - break; - case DRM_PLANE_TYPE_OVERLAY: - fb_bits = INTEL_FRONTBUFFER_SPRITE(plane->pipe); - break; - } mutex_lock(&dev->struct_mutex); - i915_gem_track_fb(intel_fb_obj(plane->base.fb), NULL, fb_bits); + i915_gem_track_fb(intel_fb_obj(plane->base.fb), NULL, + plane->frontbuffer_bits); mutex_unlock(&dev->struct_mutex); } @@ -10717,11 +10704,12 @@ static void intel_unpin_work_fn(struct work_struct *__work) { struct intel_unpin_work *work = container_of(__work, struct intel_unpin_work, work); - struct drm_device *dev = work->crtc->dev; - enum pipe pipe = to_intel_crtc(work->crtc)->pipe; + struct intel_crtc *crtc = to_intel_crtc(work->crtc); + struct drm_device *dev = crtc->base.dev; + struct drm_plane *primary = crtc->base.primary; mutex_lock(&dev->struct_mutex); - intel_unpin_fb_obj(work->old_fb, work->crtc->primary->state); + intel_unpin_fb_obj(work->old_fb, primary->state); drm_gem_object_unreference(&work->pending_flip_obj->base); intel_fbc_update(dev); @@ -10730,11 +10718,11 @@ static void intel_unpin_work_fn(struct work_struct *__work) i915_gem_request_assign(&work->flip_queued_req, NULL); mutex_unlock(&dev->struct_mutex); - intel_frontbuffer_flip_complete(dev, INTEL_FRONTBUFFER_PRIMARY(pipe)); + intel_frontbuffer_flip_complete(dev, to_intel_plane(primary)->frontbuffer_bits); drm_framebuffer_unreference(work->old_fb); - BUG_ON(atomic_read(&to_intel_crtc(work->crtc)->unpin_work_count) == 0); - atomic_dec(&to_intel_crtc(work->crtc)->unpin_work_count); + BUG_ON(atomic_read(&crtc->unpin_work_count) == 0); + atomic_dec(&crtc->unpin_work_count); kfree(work); } @@ -11495,10 +11483,11 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc, work->enable_stall_check = true; i915_gem_track_fb(intel_fb_obj(work->old_fb), obj, - INTEL_FRONTBUFFER_PRIMARY(pipe)); + to_intel_plane(primary)->frontbuffer_bits); intel_fbc_disable(dev); - intel_frontbuffer_flip_prepare(dev, INTEL_FRONTBUFFER_PRIMARY(pipe)); + intel_frontbuffer_flip_prepare(dev, + to_intel_plane(primary)->frontbuffer_bits); mutex_unlock(&dev->struct_mutex); trace_i915_flip_request(intel_crtc->plane, obj); @@ -11651,12 +11640,12 @@ int intel_plane_atomic_calc_changes(struct drm_crtc_state *crtc_state, if (intel_wm_need_update(plane, plane_state)) intel_crtc->atomic.update_wm = true; + if (visible) + intel_crtc->atomic.fb_bits |= + to_intel_plane(plane)->frontbuffer_bits; + switch (plane->type) { case DRM_PLANE_TYPE_PRIMARY: - if (visible) - intel_crtc->atomic.fb_bits |= - INTEL_FRONTBUFFER_PRIMARY(intel_crtc->pipe); - intel_crtc->atomic.wait_for_flips = true; intel_crtc->atomic.pre_disable_primary = turn_off; intel_crtc->atomic.post_enable_primary = turn_on; @@ -11692,25 +11681,13 @@ int intel_plane_atomic_calc_changes(struct drm_crtc_state *crtc_state, intel_crtc->atomic.update_fbc |= visible || mode_changed; break; case DRM_PLANE_TYPE_CURSOR: - if (visible) - intel_crtc->atomic.fb_bits |= - INTEL_FRONTBUFFER_CURSOR(intel_crtc->pipe); break; case DRM_PLANE_TYPE_OVERLAY: - /* - * 'prepare' is never called when plane is being disabled, so - * we need to handle frontbuffer tracking as a special case - */ - if (visible) - intel_crtc->atomic.fb_bits |= - INTEL_FRONTBUFFER_SPRITE(intel_crtc->pipe); - if (turn_off && !mode_changed) { intel_crtc->atomic.wait_vblank = true; intel_crtc->atomic.update_sprite_watermarks |= 1 << i; } - break; } return 0; } @@ -13592,27 +13569,13 @@ intel_prepare_plane_fb(struct drm_plane *plane, { struct drm_device *dev = plane->dev; struct intel_plane *intel_plane = to_intel_plane(plane); - enum pipe pipe = intel_plane->pipe; struct drm_i915_gem_object *obj = intel_fb_obj(fb); struct drm_i915_gem_object *old_obj = intel_fb_obj(plane->fb); - unsigned frontbuffer_bits = 0; int ret = 0; if (!obj) return 0; - switch (plane->type) { - case DRM_PLANE_TYPE_PRIMARY: - frontbuffer_bits = INTEL_FRONTBUFFER_PRIMARY(pipe); - break; - case DRM_PLANE_TYPE_CURSOR: - frontbuffer_bits = INTEL_FRONTBUFFER_CURSOR(pipe); - break; - case DRM_PLANE_TYPE_OVERLAY: - frontbuffer_bits = INTEL_FRONTBUFFER_SPRITE(pipe); - break; - } - mutex_lock(&dev->struct_mutex); if (plane->type == DRM_PLANE_TYPE_CURSOR && @@ -13626,7 +13589,7 @@ intel_prepare_plane_fb(struct drm_plane *plane, } if (ret == 0) - i915_gem_track_fb(old_obj, obj, frontbuffer_bits); + i915_gem_track_fb(old_obj, obj, intel_plane->frontbuffer_bits); mutex_unlock(&dev->struct_mutex); @@ -13845,6 +13808,7 @@ static struct drm_plane *intel_primary_plane_create(struct drm_device *dev, } primary->pipe = pipe; primary->plane = pipe; + primary->frontbuffer_bits = INTEL_FRONTBUFFER_PRIMARY(pipe); primary->check_plane = intel_check_primary_plane; primary->commit_plane = intel_commit_primary_plane; primary->disable_plane = intel_disable_primary_plane; @@ -14000,6 +13964,7 @@ static struct drm_plane *intel_cursor_plane_create(struct drm_device *dev, cursor->max_downscale = 1; cursor->pipe = pipe; cursor->plane = pipe; + cursor->frontbuffer_bits = INTEL_FRONTBUFFER_CURSOR(pipe); cursor->check_plane = intel_check_cursor_plane; cursor->commit_plane = intel_commit_cursor_plane; cursor->disable_plane = intel_disable_cursor_plane; diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index e2174fd..de2cc26 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -590,6 +590,7 @@ struct intel_plane { enum pipe pipe; bool can_scale; int max_downscale; + uint32_t frontbuffer_bits; /* Since we need to change the watermarks before/after * enabling/disabling the planes, we need to store the parameters here diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c index e0045aa..3806f83 100644 --- a/drivers/gpu/drm/i915/intel_sprite.c +++ b/drivers/gpu/drm/i915/intel_sprite.c @@ -1130,6 +1130,7 @@ intel_plane_init(struct drm_device *dev, enum pipe pipe, int plane) intel_plane->pipe = pipe; intel_plane->plane = plane; + intel_plane->frontbuffer_bits = INTEL_FRONTBUFFER_SPRITE(pipe); intel_plane->check_plane = intel_check_sprite_plane; intel_plane->commit_plane = intel_commit_sprite_plane; possible_crtcs = (1 << pipe);