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[73.183.53.213]) by smtp.gmail.com with ESMTPSA id af79cd13be357-932de635f6csm831797885a.26.2026.07.28.06.10.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 28 Jul 2026 06:10:03 -0700 (PDT) Date: Tue, 28 Jul 2026 09:10:01 -0400 From: Brian Masney To: Chen-Yu Tsai Cc: Stephen Boyd , Matthias Brugger , AngeloGioacchino Del Regno , Alessio Belle , Luigi Santivetti , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org, imagination@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Icenowy Zheng , YoungJoon Lee Subject: Re: [PATCH v4 0/5] powervr: MT8173 GPU support Message-ID: References: <20260728091804.382753-1-wenst@chromium.org> MIME-Version: 1.0 In-Reply-To: <20260728091804.382753-1-wenst@chromium.org> User-Agent: Mutt/2.4.0 (2026-06-19) X-Mimecast-Spam-Score: 0 X-Mimecast-MFC-PROC-ID: 0BHQ1BW2_mydvuXi1W5mrDurWOsTK8uXRHMiNiXRcpk_1785244207 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260728_061011_892026_8276FD9B X-CRM114-Status: GOOD ( 18.15 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi Chen-Yu, On Tue, Jul 28, 2026 at 05:17:58PM +0800, Chen-Yu Tsai wrote: > Hi everyone, > > This is v4 of my MT8173 PowerVR GPU support series. > > This time around Mesa was ready for basic testing, using both vulkanmark > and glmark2-es2-drm (with Zink). Details below. > > Changes since v3 (all in the clk driver patch): > - Changed pm_runtime_put() to pm_runtime_put_sync() > - Added missing of_node_put() in remove function > > Changes since v2 (all in the clk driver patch): > - Made COMMON_CLK_MT8173_MFGTOP depend on PM > - Needed since the driver implements PM domains using the generic PM > domain library, which also depends on PM > - Fixes build breakage (kernel test robot) > - Fixed "RST_DELAY_CNT" name (Brian) > - Dropped unused mfg_desc (Brian) > - Added check of clk_prepare_enable()'s return value in > clk_mt8173_mfgtop_power_on() (Brian) > - Saved error value for return in IS_ERR(data->clk_26m) branch > (Dan Carpenter / kernel test robot w/ smatch) > > Changes since v1: > - Adapted to changed DT bindings > - Dropped driver change > - Use same power domain for "a" and "b" GPU power domains > > > This series enables the PowerVR GPU found in the MT8173 SoC, found in > some Chromebooks. I'm making a pull for Stephen for the clk changes. Should patches 1,2,4 go through the clk tree? Patches 3,5 go through the DRM tree? Brian