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[92.176.231.205]) by smtp.gmail.com with ESMTPSA id b13-20020a5d550d000000b002366b17ca8bsm14083933wrv.108.2022.11.02.02.03.58 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 02 Nov 2022 02:03:59 -0700 (PDT) Message-ID: <87284e5e-859e-3b1c-7142-28d4fa7a7939@redhat.com> Date: Wed, 2 Nov 2022 10:03:57 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.3.1 Subject: Re: [PATCH v2 15/21] drm/fb-helper: Disconnect damage worker from update logic To: Thomas Zimmermann , daniel@ffwll.ch, airlied@gmail.com, sam@ravnborg.org, mripard@kernel.org, maarten.lankhorst@linux.intel.com Cc: dri-devel@lists.freedesktop.org, amd-gfx@lists.freedesktop.org, linux-aspeed@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org, etnaviv@lists.freedesktop.org, linux-samsung-soc@vger.kernel.org, linux-hyperv@vger.kernel.org, intel-gfx@lists.freedesktop.org, linux-mips@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, nouveau@lists.freedesktop.org, virtualization@lists.linux-foundation.org, spice-devel@lists.freedesktop.org, linux-renesas-soc@vger.kernel.org, linux-rockchip@lists.infradead.org, linux-stm32@st-md-mailman.stormreply.com, linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, xen-devel@lists.xenproject.org References: <20221024111953.24307-1-tzimmermann@suse.de> <20221024111953.24307-16-tzimmermann@suse.de> From: Javier Martinez Canillas In-Reply-To: <20221024111953.24307-16-tzimmermann@suse.de> X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221102_020407_839188_F8B2CDFC X-CRM114-Status: GOOD ( 14.28 ) X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org On 10/24/22 13:19, Thomas Zimmermann wrote: > The fbdev helpers implement a damage worker that forwards fbdev > updates to the DRM driver. The worker's update logic depends on > the generic fbdev emulation. Separate the two via function pointer. > > The generic fbdev emulation sets struct drm_fb_helper_funcs.fb_dirty, > a new callback that hides the update logic from the damage worker. > It's not possible to use the generic logic with other fbdev emulation, > because it contains additional code for the shadow buffering that > the generic emulation employs. > > DRM drivers with internal fbdev emulation can set fb_dirty to their > own implementation if they require damage handling; although no such > drivers currently exist. > > Signed-off-by: Thomas Zimmermann > --- [...] > static void drm_fb_helper_damage_work(struct work_struct *work) > { > - struct drm_fb_helper *helper = container_of(work, struct drm_fb_helper, > - damage_work); > - struct drm_device *dev = helper->dev; > + struct drm_fb_helper *helper = container_of(work, struct drm_fb_helper, damage_work); This line is an unrelated code style change. But I guess it's OK. Reviewed-by: Javier Martinez Canillas -- Best regards, Javier Martinez Canillas Core Platforms Red Hat _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic