From patchwork Fri Apr 9 12:39:25 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jerome Glisse X-Patchwork-Id: 91695 Received: from lists.sourceforge.net (lists.sourceforge.net [216.34.181.88]) by demeter.kernel.org (8.14.3/8.14.3) with ESMTP id o39Cex5c000554 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Fri, 9 Apr 2010 12:41:43 GMT Received: from localhost ([127.0.0.1] helo=sfs-ml-2.v29.ch3.sourceforge.com) by sfs-ml-2.v29.ch3.sourceforge.com with esmtp (Exim 4.69) (envelope-from ) id 1O0DV8-0008BP-3k; Fri, 09 Apr 2010 12:39:58 +0000 Received: from sfi-mx-1.v28.ch3.sourceforge.com ([172.29.28.121] helo=mx.sourceforge.net) by sfs-ml-2.v29.ch3.sourceforge.com with esmtp (Exim 4.69) (envelope-from ) id 1O0DV5-0008An-Fl for dri-devel@lists.sourceforge.net; Fri, 09 Apr 2010 12:39:55 +0000 Received-SPF: fail (sfi-mx-1.v28.ch3.sourceforge.com: domain of redhat.com does not designate 88.191.38.29 as permitted sender) client-ip=88.191.38.29; envelope-from=jglisse@redhat.com; helo=nox.protox.org; Received: from nox.protox.org ([88.191.38.29]) by sfi-mx-1.v28.ch3.sourceforge.com with esmtps (TLSv1:AES256-SHA:256) (Exim 4.69) id 1O0DV4-0002dR-FY for dri-devel@lists.sourceforge.net; Fri, 09 Apr 2010 12:39:55 +0000 Received: from localhost.localdomain (lag77-1-82-238-106-69.fbx.proxad.net [82.238.106.69]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by nox.protox.org (Postfix) with ESMTPSA id 45D7A169E45; Fri, 9 Apr 2010 14:39:42 +0200 (CEST) From: Jerome Glisse To: airlied@gmail.com Subject: [PATCH 07/13] drm/nouveau/kms: add support for new TTM fault callback V5 Date: Fri, 9 Apr 2010 14:39:25 +0200 Message-Id: <1270816771-2345-8-git-send-email-jglisse@redhat.com> X-Mailer: git-send-email 1.7.0.1 In-Reply-To: <1270816771-2345-1-git-send-email-jglisse@redhat.com> References: <1270816771-2345-1-git-send-email-jglisse@redhat.com> X-Spam-Score: 5.0 (+++++) X-Spam-Report: Spam Filtering performed by mx.sourceforge.net. See http://spamassassin.org/tag/ for more details. 4.0 SPF_CHECK_FAIL SPF reports sender host as NOT permitted to send mails from 1.0 SPF_FAIL SPF: sender does not match SPF record (fail) X-Headers-End: 1O0DV4-0002dR-FY Cc: Jerome Glisse , dri-devel@lists.sf.net X-BeenThere: dri-devel@lists.sourceforge.net X-Mailman-Version: 2.1.9 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: dri-devel-bounces@lists.sourceforge.net X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.3 (demeter.kernel.org [140.211.167.41]); Fri, 09 Apr 2010 12:41:54 +0000 (UTC) diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c index 5a167de..288c2ec 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bo.c +++ b/drivers/gpu/drm/nouveau/nouveau_bo.c @@ -386,8 +386,7 @@ nouveau_bo_init_mem_type(struct ttm_bo_device *bdev, uint32_t type, break; case TTM_PL_VRAM: man->flags = TTM_MEMTYPE_FLAG_FIXED | - TTM_MEMTYPE_FLAG_MAPPABLE | - TTM_MEMTYPE_FLAG_NEEDS_IOREMAP; + TTM_MEMTYPE_FLAG_MAPPABLE; man->available_caching = TTM_PL_FLAG_UNCACHED | TTM_PL_FLAG_WC; man->default_caching = TTM_PL_FLAG_WC; @@ -403,8 +402,7 @@ nouveau_bo_init_mem_type(struct ttm_bo_device *bdev, uint32_t type, case TTM_PL_TT: switch (dev_priv->gart_info.type) { case NOUVEAU_GART_AGP: - man->flags = TTM_MEMTYPE_FLAG_MAPPABLE | - TTM_MEMTYPE_FLAG_NEEDS_IOREMAP; + man->flags = TTM_MEMTYPE_FLAG_MAPPABLE; man->available_caching = TTM_PL_FLAG_UNCACHED; man->default_caching = TTM_PL_FLAG_UNCACHED; break; @@ -761,6 +759,55 @@ nouveau_bo_verify_access(struct ttm_buffer_object *bo, struct file *filp) return 0; } +static int +nouveau_ttm_io_mem_reserve(struct ttm_bo_device *bdev, struct ttm_mem_reg *mem) +{ + struct ttm_mem_type_manager *man = &bdev->man[mem->mem_type]; + struct drm_nouveau_private *dev_priv = nouveau_bdev(bdev); + struct drm_device *dev = dev_priv->dev; + + mem->bus.addr = NULL; + mem->bus.offset = 0; + mem->bus.size = mem->num_pages << PAGE_SHIFT; + mem->bus.base = 0; + mem->bus.is_iomem = false; + if (!(man->flags & TTM_MEMTYPE_FLAG_MAPPABLE)) + return -EINVAL; + switch (mem->mem_type) { + case TTM_PL_SYSTEM: + /* System memory */ + return 0; + case TTM_PL_TT: +#if __OS_HAS_AGP + if (dev_priv->gart_info.type == NOUVEAU_GART_AGP) { + mem->bus.offset = mem->mm_node->start << PAGE_SHIFT; + mem->bus.base = dev_priv->gart_info.aper_base; + mem->bus.is_iomem = true; + } +#endif + break; + case TTM_PL_VRAM: + mem->bus.offset = mem->mm_node->start << PAGE_SHIFT; + mem->bus.base = drm_get_resource_start(dev, 1); + mem->bus.is_iomem = true; + break; + default: + return -EINVAL; + } + return 0; +} + +static void +nouveau_ttm_io_mem_free(struct ttm_bo_device *bdev, struct ttm_mem_reg *mem) +{ +} + +static int +nouveau_ttm_fault_reserve_notify(struct ttm_buffer_object *bo) +{ + return 0; +} + struct ttm_bo_driver nouveau_bo_driver = { .create_ttm_backend_entry = nouveau_bo_create_ttm_backend_entry, .invalidate_caches = nouveau_bo_invalidate_caches, @@ -773,5 +820,8 @@ struct ttm_bo_driver nouveau_bo_driver = { .sync_obj_flush = nouveau_fence_flush, .sync_obj_unref = nouveau_fence_unref, .sync_obj_ref = nouveau_fence_ref, + .fault_reserve_notify = &nouveau_ttm_fault_reserve_notify, + .io_mem_reserve = &nouveau_ttm_io_mem_reserve, + .io_mem_free = &nouveau_ttm_io_mem_free, };