From patchwork Wed Nov 6 10:47:20 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thomas Zimmermann X-Patchwork-Id: 11229991 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 2818216B1 for ; Wed, 6 Nov 2019 10:47:29 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 0F0342173E for ; Wed, 6 Nov 2019 10:47:29 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0F0342173E Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=suse.de Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 7B34B6ECC3; Wed, 6 Nov 2019 10:47:27 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mx1.suse.de (mx2.suse.de [195.135.220.15]) by gabe.freedesktop.org (Postfix) with ESMTPS id 9DC386ECC3 for ; Wed, 6 Nov 2019 10:47:26 +0000 (UTC) X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id C7D3CB016; Wed, 6 Nov 2019 10:47:24 +0000 (UTC) From: Thomas Zimmermann To: airlied@redhat.com, sean@poorly.run, daniel@ffwll.ch, noralf@tronnes.org, sam@ravnborg.org, emil.velikov@collabora.com, kraxel@redhat.com Subject: [PATCH v2 2/4] drm/udl: Allocate GEM object via struct drm_driver.gem_create_object Date: Wed, 6 Nov 2019 11:47:20 +0100 Message-Id: <20191106104722.19700-3-tzimmermann@suse.de> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20191106104722.19700-1-tzimmermann@suse.de> References: <20191106104722.19700-1-tzimmermann@suse.de> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Thomas Zimmermann , dri-devel@lists.freedesktop.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" In preparation of a switch to SHMEM, udl now allocates its GEM objects via struct drm_driver.gem_create_object. No functional changes are made. For SHMEM GEM objects, udl will require the use of a special mmap function, which we set though the create-object function. Signed-off-by: Thomas Zimmermann Acked-by: Gerd Hoffmann --- drivers/gpu/drm/udl/udl_drv.c | 1 + drivers/gpu/drm/udl/udl_drv.h | 2 ++ drivers/gpu/drm/udl/udl_gem.c | 25 +++++++++++++++++++++---- 3 files changed, 24 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/udl/udl_drv.c b/drivers/gpu/drm/udl/udl_drv.c index 8426669433e4..778a0b652f64 100644 --- a/drivers/gpu/drm/udl/udl_drv.c +++ b/drivers/gpu/drm/udl/udl_drv.c @@ -64,6 +64,7 @@ static struct drm_driver driver = { /* gem hooks */ .gem_free_object_unlocked = udl_gem_free_object, + .gem_create_object = udl_driver_gem_create_object, .gem_vm_ops = &udl_gem_vm_ops, .dumb_create = udl_dumb_create, diff --git a/drivers/gpu/drm/udl/udl_drv.h b/drivers/gpu/drm/udl/udl_drv.h index e1306a51903c..fc312e791d18 100644 --- a/drivers/gpu/drm/udl/udl_drv.h +++ b/drivers/gpu/drm/udl/udl_drv.h @@ -125,6 +125,8 @@ int udl_dumb_create(struct drm_file *file_priv, int udl_gem_mmap(struct drm_file *file_priv, struct drm_device *dev, uint32_t handle, uint64_t *offset); +struct drm_gem_object *udl_driver_gem_create_object(struct drm_device *dev, + size_t size); void udl_gem_free_object(struct drm_gem_object *gem_obj); struct udl_gem_object *udl_gem_alloc_object(struct drm_device *dev, size_t size); diff --git a/drivers/gpu/drm/udl/udl_gem.c b/drivers/gpu/drm/udl/udl_gem.c index 7d3c1b73ea02..628749cc1143 100644 --- a/drivers/gpu/drm/udl/udl_gem.c +++ b/drivers/gpu/drm/udl/udl_gem.c @@ -6,26 +6,43 @@ #include #include +#include #include #include #include "udl_drv.h" -struct udl_gem_object *udl_gem_alloc_object(struct drm_device *dev, - size_t size) +/* + * Helpers for struct drm_driver + */ + +struct drm_gem_object *udl_driver_gem_create_object(struct drm_device *dev, + size_t size) { struct udl_gem_object *obj; obj = kzalloc(sizeof(*obj), GFP_KERNEL); + if (!obj) + return NULL; + + return &obj->base; +} + +struct udl_gem_object *udl_gem_alloc_object(struct drm_device *dev, + size_t size) +{ + struct drm_gem_object *obj; + + obj = dev->driver->gem_create_object(dev, size); if (obj == NULL) return NULL; - if (drm_gem_object_init(dev, &obj->base, size) != 0) { + if (drm_gem_object_init(dev, obj, size) != 0) { kfree(obj); return NULL; } - return obj; + return to_udl_bo(obj); } static int