From patchwork Mon Aug 1 17:04:56 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Rob Clark X-Patchwork-Id: 12933917 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 2518DC00144 for ; Mon, 1 Aug 2022 17:05:18 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 94AE510EC08; Mon, 1 Aug 2022 17:04:51 +0000 (UTC) Received: from mail-pl1-x632.google.com (mail-pl1-x632.google.com [IPv6:2607:f8b0:4864:20::632]) by gabe.freedesktop.org (Postfix) with ESMTPS id 0ED8510E704; Mon, 1 Aug 2022 17:04:34 +0000 (UTC) Received: by mail-pl1-x632.google.com with SMTP id y15so11014202plp.10; Mon, 01 Aug 2022 10:04:34 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc; bh=FldoPR8BVfM3iFKwCM1XMFRXAR81Z32eid0v1j3G9ms=; b=P5t1olBIPvtepOhoWbKkkUVf08sqYRhi/TWm0yi84qISkPToL9ZOLKl9vbFjIhS8b6 bYTGbV0qB/1eFZxubi3BGt7V+ba/RPrbVnj2ybfRDE1e4/zGNVRt84kxHdnCLYh48VMh yGWtynCaP4Gs4beiBVSZtPZ0zuPSDeZMuSQBe8GFNhIaaWNaRxYXfhpdFWnH1+8BSYla B1QVJcxpfiKeMa0GZm7VYaXkCIdRz302vr8+YYr5MmLE0Q93QpYRn8tB1hjqLiaZg6Qv 0gVNQbMUetaPGuhYCUUlsObNnTVxyaUBmhWs2DGHn17+baKEzk962HChc/qyqhDF4zRo 8x3Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc; bh=FldoPR8BVfM3iFKwCM1XMFRXAR81Z32eid0v1j3G9ms=; b=w/KhfHUi7Zh4+fEUtoeez5d4fHoZkUVPK0ufmoAfQJTxRlcju7lNY6I2O4rhr4LqiS mFMk8WqDkCqyfMobpaBVa3iq+Rs5Zld9aqcdo0lAulHMiGxqvFMiFTBaG+Ywft1b1Umf XT6skH6/UfUdRZyxS3GJ+Znkt/JPw9YEfMgaVZkj/BJ11vxgv7DDwe46TvSSPGcrAHwu vyFSu7auC9wELga1+HpI7VwhmSuL3ufZdhgy1OF0sFBO8gu5/H5RvZeL8wXtZSwxqvLx Z0xeKr3W1+a7GGwp08O/DioegU3UWGVAQ8PNEs2dfIeRlN7k5j/nbN2FEE1KRfrl9M1G sdsg== X-Gm-Message-State: ACgBeo2Rn7okyMNwt7PpEPyj2czEwlA4d046tvnYuJ8TR5y/5RlKlLIr pKKjGj6/Y8BmRs7D3YZ+1z+ELZczocw= X-Google-Smtp-Source: AA6agR7RKmYUgh7A3D15hwwh+KxJFk2yHczvexmfofd2/7qJwEl8Vx18v5W+zk5ElLXMIRH6WGWqOg== X-Received: by 2002:a17:902:e945:b0:16b:f802:1660 with SMTP id b5-20020a170902e94500b0016bf8021660mr17490083pll.7.1659373473559; Mon, 01 Aug 2022 10:04:33 -0700 (PDT) Received: from localhost ([2a00:79e1:abd:4a00:2703:3c72:eb1a:cffd]) by smtp.gmail.com with ESMTPSA id d17-20020a170902ced100b0016d9877d3bfsm9937250plg.32.2022.08.01.10.04.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 01 Aug 2022 10:04:32 -0700 (PDT) From: Rob Clark To: dri-devel@lists.freedesktop.org Subject: [PATCH v2 2/3] drm/prime: Wire up mmap_info support Date: Mon, 1 Aug 2022 10:04:56 -0700 Message-Id: <20220801170459.1593706-3-robdclark@gmail.com> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220801170459.1593706-1-robdclark@gmail.com> References: <20220801170459.1593706-1-robdclark@gmail.com> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Rob Clark , David Airlie , open list , =?utf-8?q?Christian_K=C3=B6nig?= , "moderated list:DMA BUFFER SHARING FRAMEWORK" , Thomas Zimmermann , freedreno@lists.freedesktop.org, Sumit Semwal , "open list:DMA BUFFER SHARING FRAMEWORK" Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" From: Rob Clark Just plumbing the thing thru an extra layer. Signed-off-by: Rob Clark --- drivers/gpu/drm/drm_prime.c | 12 ++++++++++++ include/drm/drm_drv.h | 7 +++++++ 2 files changed, 19 insertions(+) diff --git a/drivers/gpu/drm/drm_prime.c b/drivers/gpu/drm/drm_prime.c index e3f09f18110c..f58586e131c5 100644 --- a/drivers/gpu/drm/drm_prime.c +++ b/drivers/gpu/drm/drm_prime.c @@ -784,6 +784,17 @@ int drm_gem_dmabuf_mmap(struct dma_buf *dma_buf, struct vm_area_struct *vma) } EXPORT_SYMBOL(drm_gem_dmabuf_mmap); +static int drm_gem_dmabuf_mmap_info(struct dma_buf *dma_buf) +{ + struct drm_gem_object *obj = dma_buf->priv; + struct drm_device *dev = obj->dev; + + if (!dev->driver->gem_prime_mmap_info) + return -ENOSYS; + + return dev->driver->gem_prime_mmap_info(obj); +} + static const struct dma_buf_ops drm_gem_prime_dmabuf_ops = { .cache_sgt_mapping = true, .attach = drm_gem_map_attach, @@ -792,6 +803,7 @@ static const struct dma_buf_ops drm_gem_prime_dmabuf_ops = { .unmap_dma_buf = drm_gem_unmap_dma_buf, .release = drm_gem_dmabuf_release, .mmap = drm_gem_dmabuf_mmap, + .mmap_info = drm_gem_dmabuf_mmap_info, .vmap = drm_gem_dmabuf_vmap, .vunmap = drm_gem_dmabuf_vunmap, }; diff --git a/include/drm/drm_drv.h b/include/drm/drm_drv.h index f6159acb8856..797c0f8c2dd0 100644 --- a/include/drm/drm_drv.h +++ b/include/drm/drm_drv.h @@ -355,6 +355,13 @@ struct drm_driver { */ int (*gem_prime_mmap)(struct drm_gem_object *obj, struct vm_area_struct *vma); + /** + * @gem_prim_mmap_info: + * + * Get info about mmap setup by gem_prime_mmap. See dma_buf_ops:mmap_info. + */ + int (*gem_prime_mmap_info)(struct drm_gem_object *obj); + /** * @dumb_create: *