On Thu, 13 Nov 2014 10:43:25 -0800 Matt Roper <matthew.d.ro...@intel.com> wrote:
> Now that we have hooks to enable the atomic plane helpers, we can use > the plane helpers for our .update_plane() and .disable_plane() > entrypoints. > > Even though we'd already refactored our plane handling code into > check/commit, we still have to rework some of that logic here as we make > the transition. The atomic plane helpers now call prepare_fb/cleanup_fb > for us, so note the following: > - 'commit' should not longer unpin the old object; the cleanup_fb will s/not/no/ > take care of this for us > - prepare_fb only gets called when we actually have an fb, so the > internal 'disable' code needs to update frontbuffer tracking > - the cursor plane code never had 'prepare' code separated from its > 'commit' function, so a lot of the cursor's 'commit' needs to be > dropped since prepare_fb already does it for us > - with all the pinning work removed from cursor commit, it can no > longer fail and should return void rather than int > > Testcase: igt/kms_plane > Testcase: igt/kms_universal_plane > Testcase: igt/kms_cursor_crc > Signed-off-by: Matt Roper <matthew.d.ro...@intel.com> With the above typo fixed this is Acknowledged-by: Bob Paauwe <bob.j.paa...@intel.com> > --- > drivers/gpu/drm/i915/intel_display.c | 255 > +++++------------------------------ > drivers/gpu/drm/i915/intel_sprite.c | 122 ++--------------- > 2 files changed, 41 insertions(+), 336 deletions(-) > > diff --git a/drivers/gpu/drm/i915/intel_display.c > b/drivers/gpu/drm/i915/intel_display.c > index 32a2b12..8d5a3b4 100644 > --- a/drivers/gpu/drm/i915/intel_display.c > +++ b/drivers/gpu/drm/i915/intel_display.c > @@ -8285,17 +8285,15 @@ static bool cursor_size_ok(struct drm_device *dev, > return true; > } > > -static int intel_crtc_cursor_set_obj(struct drm_crtc *crtc, > - struct drm_i915_gem_object *obj, > - uint32_t width, uint32_t height) > +static void intel_crtc_cursor_set_obj(struct drm_crtc *crtc, > + struct drm_i915_gem_object *obj, > + uint32_t width, uint32_t height) > { > struct drm_device *dev = crtc->dev; > - struct drm_i915_private *dev_priv = dev->dev_private; > struct intel_crtc *intel_crtc = to_intel_crtc(crtc); > enum pipe pipe = intel_crtc->pipe; > unsigned old_width; > uint32_t addr; > - int ret; > > /* if we want to turn off the cursor ignore width and height */ > if (!obj) { > @@ -8305,64 +8303,14 @@ static int intel_crtc_cursor_set_obj(struct drm_crtc > *crtc, > goto finish; > } > > - /* we only need to pin inside GTT if cursor is non-phy */ > + /* plane helper's prepare_fb() already handled pinning */ > mutex_lock(&dev->struct_mutex); > - if (!INTEL_INFO(dev)->cursor_needs_physical) { > - unsigned alignment; > - > - /* > - * Global gtt pte registers are special registers which actually > - * forward writes to a chunk of system memory. Which means that > - * there is no risk that the register values disappear as soon > - * as we call intel_runtime_pm_put(), so it is correct to wrap > - * only the pin/unpin/fence and not more. > - */ > - intel_runtime_pm_get(dev_priv); > - > - /* Note that the w/a also requires 2 PTE of padding following > - * the bo. We currently fill all unused PTE with the shadow > - * page and so we should always have valid PTE following the > - * cursor preventing the VT-d warning. > - */ > - alignment = 0; > - if (need_vtd_wa(dev)) > - alignment = 64*1024; > - > - ret = i915_gem_object_pin_to_display_plane(obj, alignment, > NULL); > - if (ret) { > - DRM_DEBUG_KMS("failed to move cursor bo into the > GTT\n"); > - intel_runtime_pm_put(dev_priv); > - goto fail_locked; > - } > - > - ret = i915_gem_object_put_fence(obj); > - if (ret) { > - DRM_DEBUG_KMS("failed to release fence for cursor"); > - intel_runtime_pm_put(dev_priv); > - goto fail_unpin; > - } > - > + if (!INTEL_INFO(dev)->cursor_needs_physical) > addr = i915_gem_obj_ggtt_offset(obj); > - > - intel_runtime_pm_put(dev_priv); > - } else { > - int align = IS_I830(dev) ? 16 * 1024 : 256; > - ret = i915_gem_object_attach_phys(obj, align); > - if (ret) { > - DRM_DEBUG_KMS("failed to attach phys object\n"); > - goto fail_locked; > - } > + else > addr = obj->phys_handle->busaddr; > - } > > finish: > - if (intel_crtc->cursor_bo) { > - if (!INTEL_INFO(dev)->cursor_needs_physical) > - > i915_gem_object_unpin_from_display_plane(intel_crtc->cursor_bo); > - } > - > - i915_gem_track_fb(intel_crtc->cursor_bo, obj, > - INTEL_FRONTBUFFER_CURSOR(pipe)); > mutex_unlock(&dev->struct_mutex); > > old_width = intel_crtc->cursor_width; > @@ -8379,13 +8327,6 @@ static int intel_crtc_cursor_set_obj(struct drm_crtc > *crtc, > > intel_frontbuffer_flip(dev, INTEL_FRONTBUFFER_CURSOR(pipe)); > } > - > - return 0; > -fail_unpin: > - i915_gem_object_unpin_from_display_plane(obj); > -fail_locked: > - mutex_unlock(&dev->struct_mutex); > - return ret; > } > > static void intel_crtc_gamma_set(struct drm_crtc *crtc, u16 *red, u16 *green, > @@ -11544,7 +11485,6 @@ disable_unpin: > mutex_lock(&dev->struct_mutex); > i915_gem_track_fb(intel_fb_obj(plane->fb), NULL, > INTEL_FRONTBUFFER_PRIMARY(intel_crtc->pipe)); > - intel_unpin_fb_obj(intel_fb_obj(plane->fb)); > mutex_unlock(&dev->struct_mutex); > plane->fb = NULL; > > @@ -11568,42 +11508,6 @@ intel_check_primary_plane(struct drm_plane *plane, > false, true, &state->visible); > } > > -static int > -intel_prepare_primary_plane(struct drm_plane *plane, > - struct intel_plane_state *state) > -{ > - struct drm_crtc *crtc = state->base.crtc; > - struct drm_framebuffer *fb = state->base.fb; > - struct drm_device *dev = crtc->dev; > - struct intel_crtc *intel_crtc = to_intel_crtc(crtc); > - enum pipe pipe = intel_crtc->pipe; > - struct drm_i915_gem_object *obj = intel_fb_obj(fb); > - struct drm_i915_gem_object *old_obj = intel_fb_obj(plane->fb); > - int ret; > - > - intel_crtc_wait_for_pending_flips(crtc); > - > - if (intel_crtc_has_pending_flip(crtc)) { > - DRM_ERROR("pipe is still busy with an old pageflip\n"); > - return -EBUSY; > - } > - > - if (old_obj != obj) { > - mutex_lock(&dev->struct_mutex); > - ret = intel_pin_and_fence_fb_obj(plane, fb, NULL); > - if (ret == 0) > - i915_gem_track_fb(old_obj, obj, > - INTEL_FRONTBUFFER_PRIMARY(pipe)); > - mutex_unlock(&dev->struct_mutex); > - if (ret != 0) { > - DRM_DEBUG_KMS("pin & fence failed\n"); > - return ret; > - } > - } > - > - return 0; > -} > - > static void > intel_commit_primary_plane(struct drm_plane *plane, > struct intel_plane_state *state) > @@ -11614,9 +11518,7 @@ intel_commit_primary_plane(struct drm_plane *plane, > struct drm_i915_private *dev_priv = dev->dev_private; > struct intel_crtc *intel_crtc = to_intel_crtc(crtc); > enum pipe pipe = intel_crtc->pipe; > - struct drm_framebuffer *old_fb = plane->fb; > struct drm_i915_gem_object *obj = intel_fb_obj(fb); > - struct drm_i915_gem_object *old_obj = intel_fb_obj(plane->fb); > struct intel_plane *intel_plane = to_intel_plane(plane); > struct drm_rect *src = &state->src; > > @@ -11687,62 +11589,6 @@ intel_commit_primary_plane(struct drm_plane *plane, > intel_update_fbc(dev); > mutex_unlock(&dev->struct_mutex); > } > - > - if (old_fb && old_fb != fb) { > - if (intel_crtc->active) > - intel_wait_for_vblank(dev, intel_crtc->pipe); > - > - mutex_lock(&dev->struct_mutex); > - intel_unpin_fb_obj(old_obj); > - mutex_unlock(&dev->struct_mutex); > - } > -} > - > -static int > -intel_primary_plane_setplane(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 intel_plane_state state; > - struct intel_crtc *intel_crtc = to_intel_crtc(crtc); > - int ret; > - > - state.base.crtc = crtc; > - state.base.fb = fb; > - > - /* sample coordinates in 16.16 fixed point */ > - state.src.x1 = src_x; > - state.src.x2 = src_x + src_w; > - state.src.y1 = src_y; > - state.src.y2 = src_y + src_h; > - > - /* integer pixels */ > - state.dst.x1 = crtc_x; > - state.dst.x2 = crtc_x + crtc_w; > - state.dst.y1 = crtc_y; > - state.dst.y2 = crtc_y + crtc_h; > - > - state.clip.x1 = 0; > - state.clip.y1 = 0; > - state.clip.x2 = intel_crtc->active ? intel_crtc->config.pipe_src_w : 0; > - state.clip.y2 = intel_crtc->active ? intel_crtc->config.pipe_src_h : 0; > - > - state.orig_src = state.src; > - state.orig_dst = state.dst; > - > - ret = intel_check_primary_plane(plane, &state); > - if (ret) > - return ret; > - > - ret = intel_prepare_primary_plane(plane, &state); > - if (ret) > - return ret; > - > - intel_commit_primary_plane(plane, &state); > - > - return 0; > } > > /* Common destruction function for both primary and cursor planes */ > @@ -11755,8 +11601,8 @@ void intel_plane_destroy(struct drm_plane *plane) > } > > static const struct drm_plane_funcs intel_primary_plane_funcs = { > - .update_plane = intel_primary_plane_setplane, > - .disable_plane = intel_primary_plane_disable, > + .update_plane = drm_plane_helper_update, > + .disable_plane = drm_plane_helper_disable, > .destroy = intel_plane_destroy, > .set_property = intel_plane_set_property, > .atomic_duplicate_state = intel_plane_duplicate_state, > @@ -11816,15 +11662,22 @@ static struct drm_plane > *intel_primary_plane_create(struct drm_device *dev, > return &primary->base; > } > > -static int > +static void > intel_cursor_plane_disable(struct drm_plane *plane) > { > + struct intel_plane *intel_plane = to_intel_plane(plane); > + > if (!plane->fb) > - return 0; > + return; > > BUG_ON(!plane->crtc); > > - return intel_crtc_cursor_set_obj(plane->crtc, NULL, 0, 0); > + intel_crtc_cursor_set_obj(plane->crtc, NULL, 0, 0); > + > + mutex_lock(&plane->dev->struct_mutex); > + i915_gem_track_fb(intel_fb_obj(plane->fb), NULL, > + INTEL_FRONTBUFFER_CURSOR(intel_plane->pipe)); > + mutex_unlock(&plane->dev->struct_mutex); > } > > static int > @@ -11838,7 +11691,6 @@ intel_check_cursor_plane(struct drm_plane *plane, > struct drm_rect *src = &state->src; > const struct drm_rect *clip = &state->clip; > struct drm_i915_gem_object *obj = intel_fb_obj(fb); > - int crtc_w, crtc_h; > unsigned stride; > int ret; > > @@ -11856,15 +11708,14 @@ intel_check_cursor_plane(struct drm_plane *plane, > return 0; > > /* Check for which cursor types we support */ > - crtc_w = drm_rect_width(&state->orig_dst); > - crtc_h = drm_rect_height(&state->orig_dst); > - if (!cursor_size_ok(dev, crtc_w, crtc_h)) { > - DRM_DEBUG("Cursor dimension not supported\n"); > + if (!cursor_size_ok(dev, state->base.crtc_w, state->base.crtc_h)) { > + DRM_DEBUG("Cursor dimension %dx%d not supported\n", > + state->base.crtc_w, state->base.crtc_h); > return -EINVAL; > } > > - stride = roundup_pow_of_two(crtc_w) * 4; > - if (obj->base.size < stride * crtc_h) { > + stride = roundup_pow_of_two(state->base.crtc_w) * 4; > + if (obj->base.size < stride * state->base.crtc_h) { > DRM_DEBUG_KMS("buffer is too small\n"); > return -ENOMEM; > } > @@ -11883,7 +11734,7 @@ intel_check_cursor_plane(struct drm_plane *plane, > return ret; > } > > -static int > +static void > intel_commit_cursor_plane(struct drm_plane *plane, > struct intel_plane_state *state) > { > @@ -11893,10 +11744,9 @@ intel_commit_cursor_plane(struct drm_plane *plane, > struct intel_plane *intel_plane = to_intel_plane(plane); > struct intel_framebuffer *intel_fb = to_intel_framebuffer(fb); > struct drm_i915_gem_object *obj = intel_fb->obj; > - int crtc_w, crtc_h; > > - crtc->cursor_x = state->orig_dst.x1; > - crtc->cursor_y = state->orig_dst.y1; > + crtc->cursor_x = state->base.crtc_x; > + crtc->cursor_y = state->base.crtc_y; > > intel_plane->crtc_x = state->orig_dst.x1; > intel_plane->crtc_y = state->orig_dst.y1; > @@ -11909,63 +11759,20 @@ intel_commit_cursor_plane(struct drm_plane *plane, > intel_plane->obj = obj; > > if (fb != crtc->cursor->fb) { > - crtc_w = drm_rect_width(&state->orig_dst); > - crtc_h = drm_rect_height(&state->orig_dst); > - return intel_crtc_cursor_set_obj(crtc, obj, crtc_w, crtc_h); > + intel_crtc_cursor_set_obj(crtc, obj, > + state->base.crtc_w, > + state->base.crtc_h); > } else { > intel_crtc_update_cursor(crtc, state->visible); > > intel_frontbuffer_flip(crtc->dev, > > INTEL_FRONTBUFFER_CURSOR(intel_crtc->pipe)); > - > - return 0; > } > } > > -static int > -intel_cursor_plane_update(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 intel_crtc *intel_crtc = to_intel_crtc(crtc); > - struct intel_plane_state state; > - int ret; > - > - state.base.crtc = crtc; > - state.base.fb = fb; > - > - /* sample coordinates in 16.16 fixed point */ > - state.src.x1 = src_x; > - state.src.x2 = src_x + src_w; > - state.src.y1 = src_y; > - state.src.y2 = src_y + src_h; > - > - /* integer pixels */ > - state.dst.x1 = crtc_x; > - state.dst.x2 = crtc_x + crtc_w; > - state.dst.y1 = crtc_y; > - state.dst.y2 = crtc_y + crtc_h; > - > - state.clip.x1 = 0; > - state.clip.y1 = 0; > - state.clip.x2 = intel_crtc->active ? intel_crtc->config.pipe_src_w : 0; > - state.clip.y2 = intel_crtc->active ? intel_crtc->config.pipe_src_h : 0; > - > - state.orig_src = state.src; > - state.orig_dst = state.dst; > - > - ret = intel_check_cursor_plane(plane, &state); > - if (ret) > - return ret; > - > - return intel_commit_cursor_plane(plane, &state); > -} > - > static const struct drm_plane_funcs intel_cursor_plane_funcs = { > - .update_plane = intel_cursor_plane_update, > - .disable_plane = intel_cursor_plane_disable, > + .update_plane = drm_plane_helper_update, > + .disable_plane = drm_plane_helper_disable, > .destroy = intel_plane_destroy, > .set_property = intel_plane_set_property, > .atomic_duplicate_state = intel_plane_duplicate_state, > diff --git a/drivers/gpu/drm/i915/intel_sprite.c > b/drivers/gpu/drm/i915/intel_sprite.c > index d3677c3..28ccaf7 100644 > --- a/drivers/gpu/drm/i915/intel_sprite.c > +++ b/drivers/gpu/drm/i915/intel_sprite.c > @@ -1106,7 +1106,6 @@ intel_check_sprite_plane(struct drm_plane *plane, > uint32_t src_x, src_y, src_w, src_h; > struct drm_rect *src = &state->src; > struct drm_rect *dst = &state->dst; > - struct drm_rect *orig_src = &state->orig_src; > const struct drm_rect *clip = &state->clip; > int hscale, vscale; > int max_scale, min_scale; > @@ -1187,10 +1186,10 @@ intel_check_sprite_plane(struct drm_plane *plane, > intel_plane->rotation); > > /* sanity check to make sure the src viewport wasn't enlarged */ > - WARN_ON(src->x1 < (int) orig_src->x1 || > - src->y1 < (int) orig_src->y1 || > - src->x2 > (int) orig_src->x2 || > - src->y2 > (int) orig_src->y2); > + WARN_ON(src->x1 < (int) state->base.src_x || > + src->y1 < (int) state->base.src_y || > + src->x2 > (int) state->base.src_x + state->base.src_w || > + src->y2 > (int) state->base.src_y + state->base.src_h); > > /* > * Hardware doesn't handle subpixel coordinates. > @@ -1258,41 +1257,6 @@ intel_check_sprite_plane(struct drm_plane *plane, > return 0; > } > > -static int > -intel_prepare_sprite_plane(struct drm_plane *plane, > - struct intel_plane_state *state) > -{ > - struct drm_device *dev = plane->dev; > - struct drm_crtc *crtc = state->base.crtc; > - struct intel_crtc *intel_crtc = to_intel_crtc(crtc); > - struct intel_plane *intel_plane = to_intel_plane(plane); > - enum pipe pipe = intel_crtc->pipe; > - struct drm_framebuffer *fb = state->base.fb; > - struct drm_i915_gem_object *obj = intel_fb_obj(fb); > - struct drm_i915_gem_object *old_obj = intel_plane->obj; > - int ret; > - > - if (old_obj != obj) { > - mutex_lock(&dev->struct_mutex); > - > - /* Note that this will apply the VT-d workaround for scanouts, > - * which is more restrictive than required for sprites. (The > - * primary plane requires 256KiB alignment with 64 PTE padding, > - * the sprite planes only require 128KiB alignment and 32 PTE > - * padding. > - */ > - ret = intel_pin_and_fence_fb_obj(plane, fb, NULL); > - if (ret == 0) > - i915_gem_track_fb(old_obj, obj, > - INTEL_FRONTBUFFER_SPRITE(pipe)); > - mutex_unlock(&dev->struct_mutex); > - if (ret) > - return ret; > - } > - > - return 0; > -} > - > static void > intel_commit_sprite_plane(struct drm_plane *plane, > struct intel_plane_state *state) > @@ -1304,7 +1268,6 @@ intel_commit_sprite_plane(struct drm_plane *plane, > enum pipe pipe = intel_crtc->pipe; > struct drm_framebuffer *fb = state->base.fb; > struct drm_i915_gem_object *obj = intel_fb_obj(fb); > - struct drm_i915_gem_object *old_obj = intel_plane->obj; > int crtc_x, crtc_y; > unsigned int crtc_w, crtc_h; > uint32_t src_x, src_y, src_w, src_h; > @@ -1362,68 +1325,6 @@ intel_commit_sprite_plane(struct drm_plane *plane, > if (!primary_was_enabled && primary_enabled) > intel_post_enable_primary(crtc); > } > - > - /* Unpin old obj after new one is active to avoid ugliness */ > - if (old_obj && old_obj != obj) { > - > - /* > - * It's fairly common to simply update the position of > - * an existing object. In that case, we don't need to > - * wait for vblank to avoid ugliness, we only need to > - * do the pin & ref bookkeeping. > - */ > - if (intel_crtc->active) > - intel_wait_for_vblank(dev, intel_crtc->pipe); > - > - mutex_lock(&dev->struct_mutex); > - intel_unpin_fb_obj(old_obj); > - mutex_unlock(&dev->struct_mutex); > - } > -} > - > -static int > -intel_update_plane(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 intel_plane_state state; > - struct intel_crtc *intel_crtc = to_intel_crtc(crtc); > - int ret; > - > - state.base.crtc = crtc; > - state.base.fb = fb; > - > - /* sample coordinates in 16.16 fixed point */ > - state.src.x1 = src_x; > - state.src.x2 = src_x + src_w; > - state.src.y1 = src_y; > - state.src.y2 = src_y + src_h; > - > - /* integer pixels */ > - state.dst.x1 = crtc_x; > - state.dst.x2 = crtc_x + crtc_w; > - state.dst.y1 = crtc_y; > - state.dst.y2 = crtc_y + crtc_h; > - > - state.clip.x1 = 0; > - state.clip.y1 = 0; > - state.clip.x2 = intel_crtc->active ? intel_crtc->config.pipe_src_w : 0; > - state.clip.y2 = intel_crtc->active ? intel_crtc->config.pipe_src_h : 0; > - state.orig_src = state.src; > - state.orig_dst = state.dst; > - > - ret = intel_check_sprite_plane(plane, &state); > - if (ret) > - return ret; > - > - ret = intel_prepare_sprite_plane(plane, &state); > - if (ret) > - return ret; > - > - intel_commit_sprite_plane(plane, &state); > - return 0; > } > > int > @@ -1459,7 +1360,6 @@ intel_sprite_plane_disable(struct drm_plane *plane) > intel_wait_for_vblank(dev, intel_plane->pipe); > > mutex_lock(&dev->struct_mutex); > - intel_unpin_fb_obj(intel_plane->obj); > i915_gem_track_fb(intel_plane->obj, NULL, > INTEL_FRONTBUFFER_SPRITE(pipe)); > mutex_unlock(&dev->struct_mutex); > @@ -1557,21 +1457,19 @@ int intel_plane_set_property(struct drm_plane *plane, > > int intel_plane_restore(struct drm_plane *plane) > { > - struct intel_plane *intel_plane = to_intel_plane(plane); > - > if (!plane->crtc || !plane->fb) > return 0; > > return plane->funcs->update_plane(plane, plane->crtc, plane->fb, > - intel_plane->crtc_x, intel_plane->crtc_y, > - intel_plane->crtc_w, intel_plane->crtc_h, > - intel_plane->src_x, intel_plane->src_y, > - intel_plane->src_w, intel_plane->src_h); > + plane->state->crtc_x, plane->state->crtc_y, > + plane->state->crtc_w, plane->state->crtc_h, > + plane->state->src_x, plane->state->src_y, > + plane->state->src_w, plane->state->src_h); > } > > static const struct drm_plane_funcs intel_plane_funcs = { > - .update_plane = intel_update_plane, > - .disable_plane = intel_sprite_plane_disable, > + .update_plane = drm_plane_helper_update, > + .disable_plane = drm_plane_helper_disable, > .destroy = intel_plane_destroy, > .set_property = intel_plane_set_property, > .atomic_duplicate_state = intel_plane_duplicate_state, _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/intel-gfx