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Wed, 16 Sep 2020 04:31:55 -0700 (PDT) Date: Wed, 16 Sep 2020 13:31:52 +0200 From: Daniel Vetter To: Thomas Zimmermann Subject: Re: [PATCH v2 05/21] drm/gma500: Introduce GEM object functions Message-ID: <20200916113152.GJ438822@phenom.ffwll.local> References: <20200915145958.19993-1-tzimmermann@suse.de> <20200915145958.19993-6-tzimmermann@suse.de> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200915145958.19993-6-tzimmermann@suse.de> X-Operating-System: Linux phenom 5.7.0-1-amd64 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200916_073158_214165_12A4A651 X-CRM114-Status: GOOD ( 24.45 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: hamohammed.sa@gmail.com, heiko@sntech.de, andrey.grodzovsky@amd.com, airlied@linux.ie, nouveau@lists.freedesktop.org, joonas.lahtinen@linux.intel.com, dri-devel@lists.freedesktop.org, michal.simek@xilinx.com, eric@anholt.net, thierry.reding@gmail.com, robdclark@gmail.com, krzk@kernel.org, sam@ravnborg.org, sumit.semwal@linaro.org, emil.velikov@collabora.com, linux-samsung-soc@vger.kernel.org, jy0922.shim@samsung.com, oleksandr_andrushchenko@epam.com, tomi.valkeinen@ti.com, linux-tegra@vger.kernel.org, linux@armlinux.org.uk, patrik.r.jakobsson@gmail.com, jonathanh@nvidia.com, linux-rockchip@lists.infradead.org, kgene@kernel.org, bskeggs@redhat.com, xen-devel@lists.xenproject.org, miaoqinglang@huawei.com, intel-gfx@lists.freedesktop.org, matthew.auld@intel.com, chunkuang.hu@kernel.org, andi.shyti@intel.com, daniel@ffwll.ch, linux-arm-msm@vger.kernel.org, marek.olsak@amd.com, tianci.yin@amd.com, maarten.lankhorst@linux.intel.com, etnaviv@lists.freedesktop.org, jani.nikula@linux.intel.com, inki.dae@samsung.com, hdegoede@redhat.com, christian.gmeiner@gmail.com, linux-mediatek@lists.infradead.org, mripard@kernel.org, rodrigo.vivi@intel.com, matthias.bgg@gmail.com, evan.quan@amd.com, sean@poorly.run, linux-arm-kernel@lists.infradead.org, tvrtko.ursulin@linux.intel.com, amd-gfx@lists.freedesktop.org, laurent.pinchart@ideasonboard.com, hyun.kwon@xilinx.com, rodrigosiqueiramelo@gmail.com, aaron.liu@amd.com, Felix.Kuehling@amd.com, xinhui.pan@amd.com, sw0312.kim@samsung.com, hjc@rock-chips.com, chris@chris-wilson.co.uk, kyungmin.park@samsung.com, nirmoy.das@amd.com, p.zabel@pengutronix.de, alexander.deucher@amd.com, Hawking.Zhang@amd.com, freedreno@lists.freedesktop.org, christian.koenig@amd.com, l.stach@pengutronix.de Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org On Tue, Sep 15, 2020 at 04:59:42PM +0200, 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 gma500. > > Signed-off-by: Thomas Zimmermann Reviewed-by: Daniel Vetter > --- > drivers/gpu/drm/gma500/framebuffer.c | 2 ++ > drivers/gpu/drm/gma500/gem.c | 18 ++++++++++++++++-- > drivers/gpu/drm/gma500/gem.h | 3 +++ > drivers/gpu/drm/gma500/psb_drv.c | 9 --------- > drivers/gpu/drm/gma500/psb_drv.h | 2 -- > 5 files changed, 21 insertions(+), 13 deletions(-) > > diff --git a/drivers/gpu/drm/gma500/framebuffer.c b/drivers/gpu/drm/gma500/framebuffer.c > index 54d9876b5305..5ede24fb44ae 100644 > --- a/drivers/gpu/drm/gma500/framebuffer.c > +++ b/drivers/gpu/drm/gma500/framebuffer.c > @@ -24,6 +24,7 @@ > #include > > #include "framebuffer.h" > +#include "gem.h" > #include "gtt.h" > #include "psb_drv.h" > #include "psb_intel_drv.h" > @@ -285,6 +286,7 @@ static struct gtt_range *psbfb_alloc(struct drm_device *dev, int aligned_size) > /* Begin by trying to use stolen memory backing */ > backing = psb_gtt_alloc_range(dev, aligned_size, "fb", 1, PAGE_SIZE); > if (backing) { > + backing->gem.funcs = &psb_gem_object_funcs; > drm_gem_private_object_init(dev, &backing->gem, aligned_size); > return backing; > } > diff --git a/drivers/gpu/drm/gma500/gem.c b/drivers/gpu/drm/gma500/gem.c > index f9c4b1d76f56..8f07de83b6fb 100644 > --- a/drivers/gpu/drm/gma500/gem.c > +++ b/drivers/gpu/drm/gma500/gem.c > @@ -18,7 +18,9 @@ > > #include "psb_drv.h" > > -void psb_gem_free_object(struct drm_gem_object *obj) > +static vm_fault_t psb_gem_fault(struct vm_fault *vmf); > + > +static void psb_gem_free_object(struct drm_gem_object *obj) > { > struct gtt_range *gtt = container_of(obj, struct gtt_range, gem); > > @@ -36,6 +38,17 @@ int psb_gem_get_aperture(struct drm_device *dev, void *data, > return -EINVAL; > } > > +static const struct vm_operations_struct psb_gem_vm_ops = { > + .fault = psb_gem_fault, > + .open = drm_gem_vm_open, > + .close = drm_gem_vm_close, > +}; > + > +const struct drm_gem_object_funcs psb_gem_object_funcs = { > + .free = psb_gem_free_object, > + .vm_ops = &psb_gem_vm_ops, > +}; > + > /** > * psb_gem_create - create a mappable object > * @file: the DRM file of the client > @@ -63,6 +76,7 @@ int psb_gem_create(struct drm_file *file, struct drm_device *dev, u64 size, > dev_err(dev->dev, "no memory for %lld byte GEM object\n", size); > return -ENOSPC; > } > + r->gem.funcs = &psb_gem_object_funcs; > /* Initialize the extra goodies GEM needs to do all the hard work */ > if (drm_gem_object_init(dev, &r->gem, size) != 0) { > psb_gtt_free_range(dev, r); > @@ -123,7 +137,7 @@ int psb_gem_dumb_create(struct drm_file *file, struct drm_device *dev, > * vma->vm_private_data points to the GEM object that is backing this > * mapping. > */ > -vm_fault_t psb_gem_fault(struct vm_fault *vmf) > +static vm_fault_t psb_gem_fault(struct vm_fault *vmf) > { > struct vm_area_struct *vma = vmf->vma; > struct drm_gem_object *obj; > diff --git a/drivers/gpu/drm/gma500/gem.h b/drivers/gpu/drm/gma500/gem.h > index 4a74dc623b6b..3741a711b9fd 100644 > --- a/drivers/gpu/drm/gma500/gem.h > +++ b/drivers/gpu/drm/gma500/gem.h > @@ -8,6 +8,9 @@ > #ifndef _GEM_H > #define _GEM_H > > +extern const struct drm_gem_object_funcs psb_gem_object_funcs; > + > extern int psb_gem_create(struct drm_file *file, struct drm_device *dev, > u64 size, u32 *handlep, int stolen, u32 align); > + > #endif > diff --git a/drivers/gpu/drm/gma500/psb_drv.c b/drivers/gpu/drm/gma500/psb_drv.c > index 34b4aae9a15e..b13376a6fb91 100644 > --- a/drivers/gpu/drm/gma500/psb_drv.c > +++ b/drivers/gpu/drm/gma500/psb_drv.c > @@ -480,12 +480,6 @@ static const struct dev_pm_ops psb_pm_ops = { > .runtime_idle = psb_runtime_idle, > }; > > -static const struct vm_operations_struct psb_gem_vm_ops = { > - .fault = psb_gem_fault, > - .open = drm_gem_vm_open, > - .close = drm_gem_vm_close, > -}; > - > static const struct file_operations psb_gem_fops = { > .owner = THIS_MODULE, > .open = drm_open, > @@ -507,9 +501,6 @@ static struct drm_driver driver = { > .irq_uninstall = psb_irq_uninstall, > .irq_handler = psb_irq_handler, > > - .gem_free_object_unlocked = psb_gem_free_object, > - .gem_vm_ops = &psb_gem_vm_ops, > - > .dumb_create = psb_gem_dumb_create, > .ioctls = psb_ioctls, > .fops = &psb_gem_fops, > diff --git a/drivers/gpu/drm/gma500/psb_drv.h b/drivers/gpu/drm/gma500/psb_drv.h > index 956926341316..c71a5a4e912c 100644 > --- a/drivers/gpu/drm/gma500/psb_drv.h > +++ b/drivers/gpu/drm/gma500/psb_drv.h > @@ -735,12 +735,10 @@ extern const struct drm_connector_helper_funcs > extern const struct drm_connector_funcs psb_intel_lvds_connector_funcs; > > /* gem.c */ > -extern void psb_gem_free_object(struct drm_gem_object *obj); > extern int psb_gem_get_aperture(struct drm_device *dev, void *data, > struct drm_file *file); > extern int psb_gem_dumb_create(struct drm_file *file, struct drm_device *dev, > struct drm_mode_create_dumb *args); > -extern vm_fault_t psb_gem_fault(struct vm_fault *vmf); > > /* psb_device.c */ > extern const struct psb_ops psb_chip_ops; > -- > 2.28.0 > -- Daniel Vetter Software Engineer, Intel Corporation http://blog.ffwll.ch _______________________________________________ Linux-rockchip mailing list Linux-rockchip@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-rockchip