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Fri, 14 Aug 2026 09:55:31 -0700 (PDT) Message-ID: <4bb8bd0a-3e33-4fe4-903a-69b2c708a017@riscstar.com> Date: Fri, 14 Aug 2026 11:55:31 -0500 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 2/2] misc: tc9564: introduce base PCI driver To: Arnd Bergmann , Greg Kroah-Hartman Cc: Rob Herring , krzk+dt@kernel.org, Conor Dooley , bhelgaas@google.com, daniel@riscstar.com, mohdayaa@qti.qualcomm.com, lbiancon@qti.qualcomm.com, devicetree@vger.kernel.org, linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org References: <20260813222943.1655453-1-elder@riscstar.com> <20260813222943.1655453-3-elder@riscstar.com> <2026081455-eternity-douche-900b@gregkh> <56aef294-8d1d-40f2-a371-ea3f5ede2ccf@app.fastmail.com> Content-Language: en-US From: Alex Elder In-Reply-To: <56aef294-8d1d-40f2-a371-ea3f5ede2ccf@app.fastmail.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 8/14/26 2:31 AM, Arnd Bergmann wrote: > On Fri, Aug 14, 2026, at 03:11, Greg KH wrote: >> On Thu, Aug 13, 2026 at 05:29:42PM -0500, Alex Elder wrote: >>> +#define DRIVER_NAME "tc9564-pci" >> >> What about just using KBUILD_MODNAME? >> >>> +static int >>> +tc9564_function_probe(struct pci_dev *pdev, const struct pci_device_id *id) >> >> But wow, this is a tiny driver, feels odd to have it in misc/ but ok, if >> you think it should be here... > > We have drivers/misc/rp1/ and drivers/misc/lan966x_pci*.c with similar > functionality, so at least there is precedence for putting them here. Yes, exactly. > From the old days, we still have drivers/mfd/sm501.c, drivers/mfd/cs5535-mfd.c, > and a few others that open-code the on-chip components as mfd cels > instead of using devicetree description. > > At some point, we should think about grouping them into a separate > subdirectory. You mean for systems modeled with PCI endpoint bus, right? If there is consensus that now is a good time to do that I don't mind doing that work, but won't unless it's clearly requested. -Alex > > Arnd