From patchwork Tue Jun 23 10:04:41 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tvrtko Ursulin X-Patchwork-Id: 6659471 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 C187CC05AC for ; Tue, 23 Jun 2015 10:04:53 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id C8533206A0 for ; Tue, 23 Jun 2015 10:04:52 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id BCDFF20394 for ; Tue, 23 Jun 2015 10:04:51 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 2DE976E92E; Tue, 23 Jun 2015 03:04:51 -0700 (PDT) X-Original-To: Intel-gfx@lists.freedesktop.org Delivered-To: Intel-gfx@lists.freedesktop.org Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by gabe.freedesktop.org (Postfix) with ESMTP id B2D5F6E92C for ; Tue, 23 Jun 2015 03:04:48 -0700 (PDT) Received: from orsmga002.jf.intel.com ([10.7.209.21]) by orsmga103.jf.intel.com with ESMTP; 23 Jun 2015 03:04:48 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.13,665,1427785200"; d="scan'208";a="751639628" Received: from tursulin-linux.isw.intel.com ([10.102.226.59]) by orsmga002.jf.intel.com with ESMTP; 23 Jun 2015 03:04:47 -0700 From: Tvrtko Ursulin To: Intel-gfx@lists.freedesktop.org Date: Tue, 23 Jun 2015 11:04:41 +0100 Message-Id: <1435053882-27849-2-git-send-email-tvrtko.ursulin@linux.intel.com> X-Mailer: git-send-email 2.4.2 In-Reply-To: <1435053882-27849-1-git-send-email-tvrtko.ursulin@linux.intel.com> References: <1435053882-27849-1-git-send-email-tvrtko.ursulin@linux.intel.com> Subject: [Intel-gfx] [PATCH 2/3] drm/i915: Move rotated geometry calculations into the fill helper 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: , MIME-Version: 1.0 Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" X-Spam-Status: No, score=-4.6 required=5.0 tests=BAYES_00,HK_RANDOM_FROM, 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: Tvrtko Ursulin This way data is available as soon as the view is passed into the call chain. Signed-off-by: Tvrtko Ursulin Cc: Joonas Lahtinen --- This will be needed in the following patch which fixes i915_ggtt_view_size. --- drivers/gpu/drm/i915/i915_gem_gtt.c | 35 ++++++++++++----------------------- drivers/gpu/drm/i915/i915_gem_gtt.h | 2 ++ drivers/gpu/drm/i915/intel_display.c | 8 ++++++++ 3 files changed, 22 insertions(+), 23 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index c1c16b0..43472c4 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -2700,29 +2700,16 @@ static struct sg_table * intel_rotate_fb_obj_pages(struct i915_ggtt_view *ggtt_view, struct drm_i915_gem_object *obj) { - struct drm_device *dev = obj->base.dev; struct intel_rotation_info *rot_info = &ggtt_view->rotation_info; - unsigned long pages, rot_pages; struct sg_page_iter sg_iter; unsigned long i; dma_addr_t *page_addr_list; struct sg_table *st; - unsigned int tile_pitch, tile_height; - unsigned int width_pages, height_pages; int ret = -ENOMEM; - pages = obj->base.size / PAGE_SIZE; - - /* Calculate tiling geometry. */ - tile_height = intel_tile_height(dev, rot_info->pixel_format, - rot_info->fb_modifier); - tile_pitch = PAGE_SIZE / tile_height; - width_pages = DIV_ROUND_UP(rot_info->pitch, tile_pitch); - height_pages = DIV_ROUND_UP(rot_info->height, tile_height); - rot_pages = width_pages * height_pages; - /* Allocate a temporary list of source pages for random access. */ - page_addr_list = drm_malloc_ab(pages, sizeof(dma_addr_t)); + page_addr_list = drm_malloc_ab(obj->base.size / PAGE_SIZE, + sizeof(dma_addr_t)); if (!page_addr_list) return ERR_PTR(ret); @@ -2731,7 +2718,7 @@ intel_rotate_fb_obj_pages(struct i915_ggtt_view *ggtt_view, if (!st) goto err_st_alloc; - ret = sg_alloc_table(st, rot_pages, GFP_KERNEL); + ret = sg_alloc_table(st, rot_info->pages, GFP_KERNEL); if (ret) goto err_sg_alloc; @@ -2743,13 +2730,15 @@ intel_rotate_fb_obj_pages(struct i915_ggtt_view *ggtt_view, } /* Rotate the pages. */ - rotate_pages(page_addr_list, width_pages, height_pages, st); + rotate_pages(page_addr_list, + rot_info->width_pages, rot_info->height_pages, + st); DRM_DEBUG_KMS( - "Created rotated page mapping for object size %lu (pitch=%u, height=%u, pixel_format=0x%x, %ux%u tiles, %lu pages).\n", + "Created rotated page mapping for object size %lu (pitch=%u, height=%u, pixel_format=0x%x, %ux%u tiles, %u pages).\n", obj->base.size, rot_info->pitch, rot_info->height, - rot_info->pixel_format, width_pages, height_pages, - rot_pages); + rot_info->pixel_format, rot_info->width_pages, + rot_info->height_pages, rot_info->pages); drm_free_large(page_addr_list); @@ -2761,10 +2750,10 @@ err_st_alloc: drm_free_large(page_addr_list); DRM_DEBUG_KMS( - "Failed to create rotated mapping for object size %lu! (%d) (pitch=%u, height=%u, pixel_format=0x%x, %ux%u tiles, %lu pages)\n", + "Failed to create rotated mapping for object size %lu! (%d) (pitch=%u, height=%u, pixel_format=0x%x, %ux%u tiles, %u pages)\n", obj->base.size, ret, rot_info->pitch, rot_info->height, - rot_info->pixel_format, width_pages, height_pages, - rot_pages); + rot_info->pixel_format, rot_info->width_pages, + rot_info->height_pages, rot_info->pages); return ERR_PTR(ret); } diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.h b/drivers/gpu/drm/i915/i915_gem_gtt.h index 735f119..33b9580 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.h +++ b/drivers/gpu/drm/i915/i915_gem_gtt.h @@ -126,6 +126,8 @@ struct intel_rotation_info { unsigned int pitch; uint32_t pixel_format; uint64_t fb_modifier; + unsigned int width_pages, height_pages; + unsigned int pages; }; struct i915_ggtt_view { diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 1bc217a..d86406c 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -2268,6 +2268,7 @@ intel_fill_fb_ggtt_view(struct i915_ggtt_view *view, struct drm_framebuffer *fb, const struct drm_plane_state *plane_state) { struct intel_rotation_info *info = &view->rotation_info; + unsigned int tile_height, tile_pitch; *view = i915_ggtt_view_normal; @@ -2284,6 +2285,13 @@ intel_fill_fb_ggtt_view(struct i915_ggtt_view *view, struct drm_framebuffer *fb, info->pitch = fb->pitches[0]; info->fb_modifier = fb->modifier[0]; + tile_height = intel_tile_height(fb->dev, fb->pixel_format, + fb->modifier[0]); + tile_pitch = PAGE_SIZE / tile_height; + info->width_pages = DIV_ROUND_UP(fb->pitches[0], tile_pitch); + info->height_pages = DIV_ROUND_UP(fb->height, tile_height); + info->pages = info->width_pages * info->height_pages; + return 0; }