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([2a01:e35:2ec0:82b0:22:5867:d2c6:75f4]) by smtp.gmail.com with ESMTPSA id c16sm6790395wrx.4.2020.06.04.00.59.22 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 04 Jun 2020 00:59:25 -0700 (PDT) Subject: Re: [PATCH v2 14/23] drm/meson: Use GEM CMA object functions To: Thomas Zimmermann , abrodkin@synopsys.com, airlied@linux.ie, daniel@ffwll.ch, james.qian.wang@arm.com, liviu.dudau@arm.com, mihail.atanassov@arm.com, brian.starkey@arm.com, joel@jms.id.au, andrew@aj.id.au, sam@ravnborg.org, bbrezillon@kernel.org, nicolas.ferre@microchip.com, alexandre.belloni@bootlin.com, ludovic.desroches@microchip.com, maarten.lankhorst@linux.intel.com, mripard@kernel.org, stefan@agner.ch, alison.wang@nxp.com, xinliang.liu@linaro.org, zourongrong@gmail.com, john.stultz@linaro.org, kong.kongxinwei@hisilicon.com, puck.chen@hisilicon.com, p.zabel@pengutronix.de, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, linux-imx@nxp.com, paul@crapouillou.net, linus.walleij@linaro.org, khilman@baylibre.com, marex@denx.de, laurent.pinchart@ideasonboard.com, kieran.bingham+renesas@ideasonboard.com, benjamin.gaignard@linaro.org, vincent.abriou@st.com, yannick.fertre@st.com, philippe.cornu@st.com, mcoquelin.stm32@gmail.com, alexandre.torgue@st.com, wens@csie.org, jsarha@ti.com, tomi.valkeinen@ti.com, noralf@tronnes.org References: <20200603083132.4610-1-tzimmermann@suse.de> <20200603083132.4610-15-tzimmermann@suse.de> From: Neil Armstrong Autocrypt: addr=narmstrong@baylibre.com; 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Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.8.0 MIME-Version: 1.0 In-Reply-To: <20200603083132.4610-15-tzimmermann@suse.de> Content-Language: en-US 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: linux-arm-kernel@lists.infradead.org, linux-aspeed@lists.ozlabs.org, dri-devel@lists.freedesktop.org, Emil Velikov Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" On 03/06/2020 10:31, Thomas Zimmermann wrote: > The meson driver uses the default implementation for CMA functions; except > for the .dumb_create callback. The DRM_GEM_CMA_DRIVER_OPS_WITH_DUMB_CREATE() > macro now sets these defaults and .dumb_create in struct drm_driver. > > By using DRM_GEM_CMA_DRIVER_OPS_WITH_DUMB_CREATE() the driver now > sets .gem_create_object to drm_cma_gem_create_object_default_funcs(), > which sets CMA GEM object functions. GEM object functions implement the > rsp operations where possible. Corresponding interfaces in struct drm_driver > are cleared. Prime import now uses drm_gem_cma_prime_import_sg_table_vmap(), > which maps the imported buffer upon import. Mmap operations are performed > by drm_gem_prime_mmap(), which goes through GEM file operations. These > changes have been part of the aspeed driver for some time. > > v2: > * update for DRM_GEM_CMA_DRIVER_OPS_WITH_DUMB_CREATE > > Signed-off-by: Thomas Zimmermann > Acked-by: Emil Velikov > --- > drivers/gpu/drm/meson/meson_drv.c | 15 ++------------- > 1 file changed, 2 insertions(+), 13 deletions(-) > > diff --git a/drivers/gpu/drm/meson/meson_drv.c b/drivers/gpu/drm/meson/meson_drv.c > index 4c5aafcec7991..8b9c8dd788c41 100644 > --- a/drivers/gpu/drm/meson/meson_drv.c > +++ b/drivers/gpu/drm/meson/meson_drv.c > @@ -96,19 +96,8 @@ static struct drm_driver meson_driver = { > /* IRQ */ > .irq_handler = meson_irq, > > - /* PRIME Ops */ > - .prime_handle_to_fd = drm_gem_prime_handle_to_fd, > - .prime_fd_to_handle = drm_gem_prime_fd_to_handle, > - .gem_prime_get_sg_table = drm_gem_cma_prime_get_sg_table, > - .gem_prime_import_sg_table = drm_gem_cma_prime_import_sg_table, > - .gem_prime_vmap = drm_gem_cma_prime_vmap, > - .gem_prime_vunmap = drm_gem_cma_prime_vunmap, > - .gem_prime_mmap = drm_gem_cma_prime_mmap, > - > - /* GEM Ops */ > - .dumb_create = meson_dumb_create, > - .gem_free_object_unlocked = drm_gem_cma_free_object, > - .gem_vm_ops = &drm_gem_cma_vm_ops, > + /* CMA Ops */ > + DRM_GEM_CMA_DRIVER_OPS_WITH_DUMB_CREATE(meson_dumb_create), > > /* Misc */ > .fops = &fops, > Acked-by: Neil Armstrong _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel