From patchwork Mon Jun 22 07:50:32 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Maarten Lankhorst X-Patchwork-Id: 6653761 Return-Path: X-Original-To: patchwork-intel-gfx@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id C9C269F1C1 for ; Mon, 22 Jun 2015 07:50:39 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 6DD292062E for ; Mon, 22 Jun 2015 07:50:38 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id EB917205B3 for ; Mon, 22 Jun 2015 07:50:36 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 63F8D6E5B2; Mon, 22 Jun 2015 00:50:36 -0700 (PDT) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by gabe.freedesktop.org (Postfix) with ESMTP id 4D6EE6E5B2 for ; Mon, 22 Jun 2015 00:50:35 -0700 (PDT) Received: from orsmga003.jf.intel.com ([10.7.209.27]) by fmsmga102.fm.intel.com with ESMTP; 22 Jun 2015 00:50:35 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.13,658,1427785200"; d="scan'208";a="592368307" Received: from sodwyer-mobl.amr.corp.intel.com (HELO patser.lan) ([10.252.30.61]) by orsmga003.jf.intel.com with ESMTP; 22 Jun 2015 00:50:33 -0700 Message-ID: <5587BE48.7060200@linux.intel.com> Date: Mon, 22 Jun 2015 09:50:32 +0200 From: Maarten Lankhorst User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.7.0 MIME-Version: 1.0 To: Daniel Vetter References: <1434364436-6366-1-git-send-email-maarten.lankhorst@linux.intel.com> <1434364436-6366-7-git-send-email-maarten.lankhorst@linux.intel.com> <20150618014821.GD3607@intel.com> <55825A32.7050903@linux.intel.com> <20150618065110.GI23637@phenom.ffwll.local> In-Reply-To: <20150618065110.GI23637@phenom.ffwll.local> Cc: intel-gfx@lists.freedesktop.org Subject: [Intel-gfx] [PATCH v3.5 06/19] drm/i915: Split skl_update_scaler, v4. 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 commit 2c310b9d2859863826c3688c88218d607d5dd19a Author: Maarten Lankhorst Date: Mon May 18 12:28:52 2015 +0200 drm/i915: Split skl_update_scaler, v4. It's easier to read separate functions for crtc and plane scaler state. Changes since v1: - Update documentation. Changes since v2: - Get rid of parameters to skl_update_scaler only used for traces. This avoids needing to document the other parameters. Changes since v3: - Rename scaler_idx to scaler_user. Signed-off-by: Maarten Lankhorst Reviewed-by: Matt Roper Tested-by(IVB): Matt Roper diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 36f2924b9a68..7e008a1b105b 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -4313,62 +4313,16 @@ static void cpt_verify_modeset(struct drm_device *dev, int pipe) } } -/** - * skl_update_scaler_users - Stages update to crtc's scaler state - * @intel_crtc: crtc - * @crtc_state: crtc_state - * @plane: plane (NULL indicates crtc is requesting update) - * @plane_state: plane's state - * @force_detach: request unconditional detachment of scaler - * - * This function updates scaler state for requested plane or crtc. - * To request scaler usage update for a plane, caller shall pass plane pointer. - * To request scaler usage update for crtc, caller shall pass plane pointer - * as NULL. - * - * Return - * 0 - scaler_usage updated successfully - * error - requested scaling cannot be supported or other error condition - */ -int -skl_update_scaler_users( - struct intel_crtc *intel_crtc, struct intel_crtc_state *crtc_state, - struct intel_plane *intel_plane, struct intel_plane_state *plane_state, - int force_detach) +static int +skl_update_scaler(struct intel_crtc_state *crtc_state, bool force_detach, + unsigned scaler_user, int *scaler_id, unsigned int rotation, + int src_w, int src_h, int dst_w, int dst_h) { + struct intel_crtc_scaler_state *scaler_state = + &crtc_state->scaler_state; + struct intel_crtc *intel_crtc = + to_intel_crtc(crtc_state->base.crtc); int need_scaling; - int idx; - int src_w, src_h, dst_w, dst_h; - int *scaler_id; - struct drm_framebuffer *fb; - struct intel_crtc_scaler_state *scaler_state; - unsigned int rotation; - - if (!intel_crtc || !crtc_state) - return 0; - - scaler_state = &crtc_state->scaler_state; - - idx = intel_plane ? drm_plane_index(&intel_plane->base) : SKL_CRTC_INDEX; - fb = intel_plane ? plane_state->base.fb : NULL; - - if (intel_plane) { - src_w = drm_rect_width(&plane_state->src) >> 16; - src_h = drm_rect_height(&plane_state->src) >> 16; - dst_w = drm_rect_width(&plane_state->dst); - dst_h = drm_rect_height(&plane_state->dst); - scaler_id = &plane_state->scaler_id; - rotation = plane_state->base.rotation; - } else { - struct drm_display_mode *adjusted_mode = - &crtc_state->base.adjusted_mode; - src_w = crtc_state->pipe_src_w; - src_h = crtc_state->pipe_src_h; - dst_w = adjusted_mode->hdisplay; - dst_h = adjusted_mode->vdisplay; - scaler_id = &scaler_state->scaler_id; - rotation = DRM_ROTATE_0; - } need_scaling = intel_rotation_90_or_270(rotation) ? (src_h != dst_w || src_w != dst_h): @@ -4384,17 +4338,14 @@ skl_update_scaler_users( * update to free the scaler is done in plane/panel-fit programming. * For this purpose crtc/plane_state->scaler_id isn't reset here. */ - if (force_detach || !need_scaling || (intel_plane && - (!fb || !plane_state->visible))) { + if (force_detach || !need_scaling) { if (*scaler_id >= 0) { - scaler_state->scaler_users &= ~(1 << idx); + scaler_state->scaler_users &= ~(1 << scaler_user); scaler_state->scalers[*scaler_id].in_use = 0; - DRM_DEBUG_KMS("Staged freeing scaler id %d.%d from %s:%d " - "crtc_state = %p scaler_users = 0x%x\n", - intel_crtc->pipe, *scaler_id, intel_plane ? "PLANE" : "CRTC", - intel_plane ? intel_plane->base.base.id : - intel_crtc->base.base.id, crtc_state, + DRM_DEBUG_KMS("scaler_user index %u.%u: " + "Staged freeing scaler id %d scaler_users = 0x%x\n", + intel_crtc->pipe, scaler_user, *scaler_id, scaler_state->scaler_users); *scaler_id = -1; } @@ -4407,51 +4358,112 @@ skl_update_scaler_users( src_w > SKL_MAX_SRC_W || src_h > SKL_MAX_SRC_H || dst_w > SKL_MAX_DST_W || dst_h > SKL_MAX_DST_H) { - DRM_DEBUG_KMS("%s:%d scaler_user index %u.%u: src %ux%u dst %ux%u " + DRM_DEBUG_KMS("scaler_user index %u.%u: src %ux%u dst %ux%u " "size is out of scaler range\n", - intel_plane ? "PLANE" : "CRTC", - intel_plane ? intel_plane->base.base.id : intel_crtc->base.base.id, - intel_crtc->pipe, idx, src_w, src_h, dst_w, dst_h); + intel_crtc->pipe, scaler_user, src_w, src_h, dst_w, dst_h); return -EINVAL; } + /* mark this plane as a scaler user in crtc_state */ + scaler_state->scaler_users |= (1 << scaler_user); + DRM_DEBUG_KMS("scaler_user index %u.%u: " + "staged scaling request for %ux%u->%ux%u scaler_users = 0x%x\n", + intel_crtc->pipe, scaler_user, src_w, src_h, dst_w, dst_h, + scaler_state->scaler_users); + + return 0; +} + +/** + * skl_update_scaler_crtc - Stages update to scaler state for a given crtc. + * + * @state: crtc's scaler state + * @force_detach: whether to forcibly disable scaler + * + * Return + * 0 - scaler_usage updated successfully + * error - requested scaling cannot be supported or other error condition + */ +int skl_update_scaler_crtc(struct intel_crtc_state *state, int force_detach) +{ + struct intel_crtc *intel_crtc = to_intel_crtc(state->base.crtc); + struct drm_display_mode *adjusted_mode = + &state->base.adjusted_mode; + + DRM_DEBUG_KMS("Updating scaler for [CRTC:%i] scaler_user index %u.%u\n", + intel_crtc->base.base.id, intel_crtc->pipe, SKL_CRTC_INDEX); + + return skl_update_scaler(state, force_detach, SKL_CRTC_INDEX, + &state->scaler_state.scaler_id, DRM_ROTATE_0, + state->pipe_src_w, state->pipe_src_h, + adjusted_mode->hdisplay, adjusted_mode->hdisplay); +} + +/** + * skl_update_scaler_plane - Stages update to scaler state for a given plane. + * + * @state: crtc's scaler state + * @intel_plane: affected plane + * @plane_state: atomic plane state to update + * + * Return + * 0 - scaler_usage updated successfully + * error - requested scaling cannot be supported or other error condition + */ +int skl_update_scaler_plane(struct intel_crtc_state *crtc_state, + struct intel_plane *intel_plane, + struct intel_plane_state *plane_state) +{ + + struct intel_crtc *intel_crtc = to_intel_crtc(crtc_state->base.crtc); + struct drm_framebuffer *fb = plane_state->base.fb; + int ret; + + bool force_detach = !fb || !plane_state->visible; + + DRM_DEBUG_KMS("Updating scaler for [PLANE:%d] scaler_user index %u.%u\n", + intel_plane->base.base.id, intel_crtc->pipe, + drm_plane_index(&intel_plane->base)); + + ret = skl_update_scaler(crtc_state, force_detach, + drm_plane_index(&intel_plane->base), + &plane_state->scaler_id, + plane_state->base.rotation, + drm_rect_width(&plane_state->src) >> 16, + drm_rect_height(&plane_state->src) >> 16, + drm_rect_width(&plane_state->dst), + drm_rect_height(&plane_state->dst)); + + if (ret || plane_state->scaler_id < 0) + return ret; + /* check colorkey */ - if (WARN_ON(intel_plane && - intel_plane->ckey.flags != I915_SET_COLORKEY_NONE)) { - DRM_DEBUG_KMS("PLANE:%d scaling %ux%u->%ux%u not allowed with colorkey", - intel_plane->base.base.id, src_w, src_h, dst_w, dst_h); + if (WARN_ON(intel_plane->ckey.flags != I915_SET_COLORKEY_NONE)) { + DRM_DEBUG_KMS("[PLANE:%d] scaling with color key not allowed", + intel_plane->base.base.id); return -EINVAL; } /* Check src format */ - if (intel_plane) { - switch (fb->pixel_format) { - case DRM_FORMAT_RGB565: - case DRM_FORMAT_XBGR8888: - case DRM_FORMAT_XRGB8888: - case DRM_FORMAT_ABGR8888: - case DRM_FORMAT_ARGB8888: - case DRM_FORMAT_XRGB2101010: - case DRM_FORMAT_XBGR2101010: - case DRM_FORMAT_YUYV: - case DRM_FORMAT_YVYU: - case DRM_FORMAT_UYVY: - case DRM_FORMAT_VYUY: - break; - default: - DRM_DEBUG_KMS("PLANE:%d FB:%d unsupported scaling format 0x%x\n", - intel_plane->base.base.id, fb->base.id, fb->pixel_format); - return -EINVAL; - } + switch (fb->pixel_format) { + case DRM_FORMAT_RGB565: + case DRM_FORMAT_XBGR8888: + case DRM_FORMAT_XRGB8888: + case DRM_FORMAT_ABGR8888: + case DRM_FORMAT_ARGB8888: + case DRM_FORMAT_XRGB2101010: + case DRM_FORMAT_XBGR2101010: + case DRM_FORMAT_YUYV: + case DRM_FORMAT_YVYU: + case DRM_FORMAT_UYVY: + case DRM_FORMAT_VYUY: + break; + default: + DRM_DEBUG_KMS("[PLANE:%d] FB:%d unsupported scaling format 0x%x\n", + intel_plane->base.base.id, fb->base.id, fb->pixel_format); + return -EINVAL; } - /* mark this plane as a scaler user in crtc_state */ - scaler_state->scaler_users |= (1 << idx); - DRM_DEBUG_KMS("%s:%d staged scaling request for %ux%u->%ux%u " - "crtc_state = %p scaler_users = 0x%x\n", - intel_plane ? "PLANE" : "CRTC", - intel_plane ? intel_plane->base.base.id : intel_crtc->base.base.id, - src_w, src_h, dst_w, dst_h, crtc_state, scaler_state->scaler_users); return 0; } @@ -4466,7 +4478,7 @@ static void skylake_pfit_update(struct intel_crtc *crtc, int enable) DRM_DEBUG_KMS("for crtc_state = %p\n", crtc->config); /* To update pfit, first update scaler state */ - skl_update_scaler_users(crtc, crtc->config, NULL, NULL, !enable); + skl_update_scaler_crtc(crtc->config, !enable); intel_atomic_setup_scalers(crtc->base.dev, crtc, crtc->config); skl_detach_scalers(crtc); if (!enable) @@ -13659,8 +13671,9 @@ intel_check_primary_plane(struct drm_plane *plane, } if (INTEL_INFO(dev)->gen >= 9) { - ret = skl_update_scaler_users(intel_crtc, crtc_state, - to_intel_plane(plane), state, 0); + ret = skl_update_scaler_plane(crtc_state, + to_intel_plane(plane), + state); if (ret) return ret; } diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index f52eef138247..6141a702ba36 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -1377,7 +1377,7 @@ intel_dp_compute_config(struct intel_encoder *encoder, if (INTEL_INFO(dev)->gen >= 9) { int ret; - ret = skl_update_scaler_users(intel_crtc, pipe_config, NULL, NULL, 0); + ret = skl_update_scaler_crtc(pipe_config, 0); if (ret) return ret; } diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 02b18a173472..2436af9d2678 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -263,7 +263,7 @@ struct intel_plane_state { * plane requiring a scaler: * - During check_plane, its bit is set in * crtc_state->scaler_state.scaler_users by calling helper function - * update_scaler_users. + * update_scaler_plane. * - scaler_id indicates the scaler it got assigned. * * plane doesn't require a scaler: @@ -271,7 +271,7 @@ struct intel_plane_state { * got disabled. * - During check_plane, corresponding bit is reset in * crtc_state->scaler_state.scaler_users by calling helper function - * update_scaler_users. + * update_scaler_plane. */ int scaler_id; }; @@ -1148,9 +1148,11 @@ void intel_mode_from_pipe_config(struct drm_display_mode *mode, void intel_crtc_wait_for_pending_flips(struct drm_crtc *crtc); void intel_modeset_preclose(struct drm_device *dev, struct drm_file *file); void skl_detach_scalers(struct intel_crtc *intel_crtc); -int skl_update_scaler_users(struct intel_crtc *intel_crtc, - struct intel_crtc_state *crtc_state, struct intel_plane *intel_plane, - struct intel_plane_state *plane_state, int force_detach); +int skl_update_scaler_plane(struct intel_crtc_state *crtc_state, + struct intel_plane *intel_plane, + struct intel_plane_state *plane_state); + +int skl_update_scaler_crtc(struct intel_crtc_state *crtc_state, int force_detach); int skl_max_scale(struct intel_crtc *crtc, struct intel_crtc_state *crtc_state); unsigned long intel_plane_obj_offset(struct intel_plane *intel_plane, diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c index 0434cbe1634b..f57268bde9aa 100644 --- a/drivers/gpu/drm/i915/intel_sprite.c +++ b/drivers/gpu/drm/i915/intel_sprite.c @@ -944,8 +944,7 @@ finish: } if (INTEL_INFO(dev)->gen >= 9) { - ret = skl_update_scaler_users(intel_crtc, crtc_state, intel_plane, - state, 0); + ret = skl_update_scaler_plane(crtc_state, intel_plane, state); if (ret) return ret; }