From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.5 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,HK_RANDOM_FROM,INCLUDES_PATCH, MAILING_LIST_MULTI,NICE_REPLY_A,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0D666C2D0E3 for ; Tue, 15 Sep 2020 22:27:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D061620872 for ; Tue, 15 Sep 2020 22:27:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727643AbgIOW05 (ORCPT ); Tue, 15 Sep 2020 18:26:57 -0400 Received: from mga09.intel.com ([134.134.136.24]:63167 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727644AbgIOQV1 (ORCPT ); Tue, 15 Sep 2020 12:21:27 -0400 IronPort-SDR: IbtUr6bGrMTllGLr2qCYUQ3EixVxs0J+WVj4+HeKmKAIC4m+DqWuILk+HLcbx/TxbuPYzO0Ank jSMSxBpYZvQw== X-IronPort-AV: E=McAfee;i="6000,8403,9745"; a="160229129" X-IronPort-AV: E=Sophos;i="5.76,430,1592895600"; d="scan'208";a="160229129" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga004.jf.intel.com ([10.7.209.38]) by orsmga102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Sep 2020 09:14:54 -0700 IronPort-SDR: 1NweJQ/LUpVMZGR2CNL7idgXNRkgQYlVvGnbjzV+v3epVrjgQ3OHB8LQ+g+ZsKRvdD4MQ7Rl1b B/J1ZOWPLOog== X-IronPort-AV: E=Sophos;i="5.76,430,1592895600"; d="scan'208";a="451484915" Received: from oshaham-mobl.ger.corp.intel.com (HELO [10.214.241.3]) ([10.214.241.3]) by orsmga004-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Sep 2020 09:14:31 -0700 Subject: Re: [PATCH v2 06/21] drm/i915: Introduce GEM object functions To: Thomas Zimmermann , alexander.deucher@amd.com, christian.koenig@amd.com, airlied@linux.ie, daniel@ffwll.ch, linux@armlinux.org.uk, maarten.lankhorst@linux.intel.com, mripard@kernel.org, l.stach@pengutronix.de, christian.gmeiner@gmail.com, inki.dae@samsung.com, jy0922.shim@samsung.com, sw0312.kim@samsung.com, kyungmin.park@samsung.com, kgene@kernel.org, krzk@kernel.org, patrik.r.jakobsson@gmail.com, jani.nikula@linux.intel.com, joonas.lahtinen@linux.intel.com, rodrigo.vivi@intel.com, chunkuang.hu@kernel.org, p.zabel@pengutronix.de, matthias.bgg@gmail.com, robdclark@gmail.com, sean@poorly.run, bskeggs@redhat.com, tomi.valkeinen@ti.com, eric@anholt.net, hjc@rock-chips.com, heiko@sntech.de, thierry.reding@gmail.com, jonathanh@nvidia.com, rodrigosiqueiramelo@gmail.com, hamohammed.sa@gmail.com, oleksandr_andrushchenko@epam.com, hyun.kwon@xilinx.com, laurent.pinchart@ideasonboard.com, michal.simek@xilinx.com, sumit.semwal@linaro.org, evan.quan@amd.com, Hawking.Zhang@amd.com, tianci.yin@amd.com, marek.olsak@amd.com, hdegoede@redhat.com, andrey.grodzovsky@amd.com, Felix.Kuehling@amd.com, xinhui.pan@amd.com, aaron.liu@amd.com, nirmoy.das@amd.com, chris@chris-wilson.co.uk, matthew.auld@intel.com, andi.shyti@intel.com, sam@ravnborg.org, miaoqinglang@huawei.com, emil.velikov@collabora.com Cc: amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, etnaviv@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, intel-gfx@lists.freedesktop.org, linux-mediatek@lists.infradead.org, linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, nouveau@lists.freedesktop.org, linux-rockchip@lists.infradead.org, linux-tegra@vger.kernel.org, xen-devel@lists.xenproject.org References: <20200915145958.19993-1-tzimmermann@suse.de> <20200915145958.19993-7-tzimmermann@suse.de> From: Tvrtko Ursulin Organization: Intel Corporation UK Plc Message-ID: <76e5eb2f-e324-8f56-866a-15b022abba8d@linux.intel.com> Date: Tue, 15 Sep 2020 17:14:27 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20200915145958.19993-7-tzimmermann@suse.de> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-tegra-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org On 15/09/2020 15:59, Thomas Zimmermann wrote: > GEM object functions deprecate several similar callback interfaces in > struct drm_driver. This patch replaces the per-driver callbacks with > per-instance callbacks in i915. > > v2: > * move object-function instance to i915_gem_object.c (Jani) > > Signed-off-by: Thomas Zimmermann > --- > drivers/gpu/drm/i915/gem/i915_gem_object.c | 21 ++++++++++++++++--- > drivers/gpu/drm/i915/gem/i915_gem_object.h | 3 --- > drivers/gpu/drm/i915/i915_drv.c | 4 ---- > .../gpu/drm/i915/selftests/mock_gem_device.c | 3 --- > 4 files changed, 18 insertions(+), 13 deletions(-) > > diff --git a/drivers/gpu/drm/i915/gem/i915_gem_object.c b/drivers/gpu/drm/i915/gem/i915_gem_object.c > index c8421fd9d2dc..3389ac972d16 100644 > --- a/drivers/gpu/drm/i915/gem/i915_gem_object.c > +++ b/drivers/gpu/drm/i915/gem/i915_gem_object.c > @@ -39,9 +39,18 @@ static struct i915_global_object { > struct kmem_cache *slab_objects; > } global; > > +static const struct drm_gem_object_funcs i915_gem_object_funcs; > + > struct drm_i915_gem_object *i915_gem_object_alloc(void) > { > - return kmem_cache_zalloc(global.slab_objects, GFP_KERNEL); > + struct drm_i915_gem_object *obj; > + > + obj = kmem_cache_zalloc(global.slab_objects, GFP_KERNEL); > + if (!obj) > + return NULL; > + obj->base.funcs = &i915_gem_object_funcs; > + > + return obj; > } > > void i915_gem_object_free(struct drm_i915_gem_object *obj) > @@ -101,7 +110,7 @@ void i915_gem_object_set_cache_coherency(struct drm_i915_gem_object *obj, > !(obj->cache_coherent & I915_BO_CACHE_COHERENT_FOR_WRITE); > } > > -void i915_gem_close_object(struct drm_gem_object *gem, struct drm_file *file) > +static void i915_gem_close_object(struct drm_gem_object *gem, struct drm_file *file) > { > struct drm_i915_gem_object *obj = to_intel_bo(gem); > struct drm_i915_file_private *fpriv = file->driver_priv; > @@ -264,7 +273,7 @@ static void __i915_gem_free_work(struct work_struct *work) > i915_gem_flush_free_objects(i915); > } > > -void i915_gem_free_object(struct drm_gem_object *gem_obj) > +static void i915_gem_free_object(struct drm_gem_object *gem_obj) > { > struct drm_i915_gem_object *obj = to_intel_bo(gem_obj); > struct drm_i915_private *i915 = to_i915(obj->base.dev); > @@ -403,6 +412,12 @@ int __init i915_global_objects_init(void) > return 0; > } > > +static const struct drm_gem_object_funcs i915_gem_object_funcs = { > + .free = i915_gem_free_object, > + .close = i915_gem_close_object, > + .export = i915_gem_prime_export, > +}; > + > #if IS_ENABLED(CONFIG_DRM_I915_SELFTEST) > #include "selftests/huge_gem_object.c" > #include "selftests/huge_pages.c" > diff --git a/drivers/gpu/drm/i915/gem/i915_gem_object.h b/drivers/gpu/drm/i915/gem/i915_gem_object.h > index d46db8d8f38e..eaf3d4147be0 100644 > --- a/drivers/gpu/drm/i915/gem/i915_gem_object.h > +++ b/drivers/gpu/drm/i915/gem/i915_gem_object.h > @@ -38,9 +38,6 @@ void __i915_gem_object_release_shmem(struct drm_i915_gem_object *obj, > > int i915_gem_object_attach_phys(struct drm_i915_gem_object *obj, int align); > > -void i915_gem_close_object(struct drm_gem_object *gem, struct drm_file *file); > -void i915_gem_free_object(struct drm_gem_object *obj); > - > void i915_gem_flush_free_objects(struct drm_i915_private *i915); > > struct sg_table * > diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c > index 94e00e450683..011a3fb41ece 100644 > --- a/drivers/gpu/drm/i915/i915_drv.c > +++ b/drivers/gpu/drm/i915/i915_drv.c > @@ -1750,12 +1750,8 @@ static struct drm_driver driver = { > .lastclose = i915_driver_lastclose, > .postclose = i915_driver_postclose, > > - .gem_close_object = i915_gem_close_object, > - .gem_free_object_unlocked = i915_gem_free_object, > - > .prime_handle_to_fd = drm_gem_prime_handle_to_fd, > .prime_fd_to_handle = drm_gem_prime_fd_to_handle, > - .gem_prime_export = i915_gem_prime_export, > .gem_prime_import = i915_gem_prime_import, > > .dumb_create = i915_gem_dumb_create, > diff --git a/drivers/gpu/drm/i915/selftests/mock_gem_device.c b/drivers/gpu/drm/i915/selftests/mock_gem_device.c > index f127e633f7ca..9244b5d6fb01 100644 > --- a/drivers/gpu/drm/i915/selftests/mock_gem_device.c > +++ b/drivers/gpu/drm/i915/selftests/mock_gem_device.c > @@ -87,9 +87,6 @@ static struct drm_driver mock_driver = { > .name = "mock", > .driver_features = DRIVER_GEM, > .release = mock_device_release, > - > - .gem_close_object = i915_gem_close_object, > - .gem_free_object_unlocked = i915_gem_free_object, > }; > > static void release_dev(struct device *dev) > Looks obviously fine. Reviewed-by: Tvrtko Ursulin Regards, Tvrtko