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AJvYcCXQKhdroZtckYq8zqg+dYQzpa1Afwwvo7o+CmGEa4+mkZYiHaKzSecEoWnxSpzZojFnmlIMLqCge7+W6tE=@vger.kernel.org X-Gm-Message-State: AOJu0YzVOITeusvno4I01vRCBVBSMbEnSaZTNS32gPlsDtXErKZihPfG QUlH2P+3GuuNSl8F2tVKT8Qc/yHLuPs56DtADmW/H6RrP00ZcmBsgvR7lyZFZCpR521R+isawMH iEipx/To2znrew7yYttZ8+rrjj8Zrn9Pf8488vrhBKw== X-Gm-Gg: ASbGncssiCi0Nb6wffpVdJExr/+qQqxiGqMkoyHXoaUi84Z7+4tinqJc15J34E/gZFu EEDYMJDk8VMS3XhynD1bqXY443eCu8Y1mnEww41hINv0G+5FtcbfJgFchI8/0gshB4iZ7NsT/wL ea02y2qEw1Q6ipBTPxOtKsfVngFfyMViBCEduDNUDk13Y9u7pifpbn4Vbuv3BxHspdQz7VJt6rc Sg6UEvhlL2fh+MmA609vBUwSrCeEZE/LThm0QY8qkP+FJ9zBA== X-Google-Smtp-Source: AGHT+IG3E5X8rSS4MCzpFL4c7/+B+nTiuZn7QkYnuaa8FdJ3F1U3keZEV+jrL6NCLwW8aPKh0SfR0DXjN6ikye0mpJc= X-Received: by 2002:a05:690c:338f:b0:71c:3e81:cca2 with SMTP id 00721157ae682-72276337a67mr91487627b3.1.1756724376904; Mon, 01 Sep 2025 03:59:36 -0700 (PDT) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 References: <20250827-vchiq-destage-v1-0-5052a0d81c42@ideasonboard.com> <20250827-vchiq-destage-v1-4-5052a0d81c42@ideasonboard.com> <731ead88-8dc9-4032-86f5-7a2dd5044b22@gmx.net> In-Reply-To: <731ead88-8dc9-4032-86f5-7a2dd5044b22@gmx.net> From: Dave Stevenson Date: Mon, 1 Sep 2025 11:59:22 +0100 X-Gm-Features: Ac12FXx_JRISJwP0UMdGitDY4fzYmnwpQn6tyyu_Q6GUhjhAClChc8Uz64aD8Lo Message-ID: Subject: Re: [PATCH 4/5] media: staging: Drop bcm2835-camera driver To: Stefan Wahren Cc: Jai Luthra , Florian Fainelli , Broadcom internal kernel review list , Greg Kroah-Hartman , Ray Jui , Scott Branden , linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org, kernel-list@raspberrypi.com, Laurent Pinchart Content-Type: text/plain; charset="UTF-8" Hi Stefan On Wed, 27 Aug 2025 at 20:18, Stefan Wahren wrote: > > Hi Jai, > > Am 27.08.25 um 08:24 schrieb Jai Luthra: > > The bcm2835-camera driver is replaced by the V4L2 bcm2835-unicam driver > > that is already upstream. So drop it from staging. > AFAIK the old Raspberry Pi Camera V1 isn't supported by V4L2 > bcm2835-unicam. The Pi v1 camera is Omnivision's OV5647. There is a driver in drivers/media/i2c/ov5647.c, and that is supported on the Pi via libcamera. It does look like we have a number of downstream patches to that driver that I ought to upstream - always something to do. Dave > Personally i'm fine with this, but this must be clear in > the commit message.Did you already talked to distributions like Redhat & > OpenSuSE about this step? > > This also simplifies destaging of VCHIQ MMAL, by reducing the users of > > the MMAL API (this driver is one of them). > AFAIU this drops the only one user of VCHIQ MMAL. So please explain, why > we still need this API and how this should be tested? > > Best regards