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Wed, 04 Nov 2026 16:43:15 -0800 (PST) Received: from raviolimobile.tail5f26fd.ts.net ([84.70.180.170]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4b414b170d0sm62276595e9.1.2026.11.04.16.43.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 04 Nov 2026 16:43:14 -0800 (PST) From: Fernando Rimoli To: Sergey Lebedev Cc: Fernando Rimoli , Sakari Ailus , Benjamin Mugnier , Sylvain Petinot , Mauro Carvalho Chehab , Dan Scally , Hans de Goede , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Peter Marshall , George Neacsu , Hao Yao , "D. Manresa" , linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 0/4] media: Add the ST VD55G0 global shutter sensor Date: Thu, 5 Nov 2026 00:43:10 +0000 Message-ID: <20261105004311.144035-1-fernandorimoli11@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20261103103235.94397-1-lsa.uz@pm.me> References: <20261103103235.94397-1-lsa.uz@pm.me> X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Hi Sergey, On the Surface Pro 9 (Alder Lake, IPU6 8086:465d), on a 6.19-based kernel, with 3/4 and 4/4 in the bridge and 2/4 adapted only for 6.19 (no v4l2_subdev_client_info argument, and the "dvdd" supply name this tree's int3472 uses), plus an int3472 that passes 0 to the clock _DSM as on Hao's thread: - 4/4 gives the sensor st,leds: led_mode appears without the GPIO 1 fallback I used for v1, and at manual exposure 600 and analogue gain 8 the frame mean goes from 15.9 with it off to 32.7 with flash; - with the clock now at a real 24 MHz and the link at 396 MHz, R8, R10 and R10_CSI2P at all four sizes run at 59.14 fps, as the controls give, except R8 at 320x240, which now delivers no frames rather than the third it gave with v1: the IPU6 limit on narrow packed lines from my v1 report; - v4l2-compliance 1.26.1 on the subdev passes 44 of 44 in both exposure modes. This covers 2/4 to 4/4. I did not test unloading ipu-bridge, since a warm reload of the IPU6 needs a cold boot to recover on this machine. If v3 changes 2/4 only as in your reply to Sashiko's review, feel free to keep the tag. Tested-by: Fernando Rimoli # Surface Pro 9, IPU6 Fernando