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[87.14.236.197]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-ab384f8d3a0sm759146666b.158.2025.01.21.07.10.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 21 Jan 2025 07:10:29 -0800 (PST) From: Andrea della Porta X-Google-Original-From: Andrea della Porta Date: Tue, 21 Jan 2025 16:11:22 +0100 To: Andrew Lunn Cc: Andrea della Porta , Greg Kroah-Hartman , Michael Turquette , Stephen Boyd , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Florian Fainelli , Broadcom internal kernel review list , Lorenzo Pieralisi , Krzysztof Wilczynski , Manivannan Sadhasivam , Bjorn Helgaas , Linus Walleij , Catalin Marinas , Will Deacon , Bartosz Golaszewski , Derek Kiernan , Dragan Cvetic , Arnd Bergmann , Saravana Kannan , linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, linux-gpio@vger.kernel.org, Masahiro Yamada , Stefan Wahren , Herve Codina , Luca Ceresoli , Thomas Petazzoni Subject: Re: [PATCH v6 08/10] misc: rp1: RaspberryPi RP1 misc driver Message-ID: References: <550590a5a0b80dd8a0c655921ec0aa41a67c8148.1736776658.git.andrea.porta@suse.com> <2025011722-motocross-finally-e664@gregkh> <2025012143-rippling-rehydrate-581b@gregkh> <2025012157-bonsai-caddie-19b2@gregkh> <6f16b0ea-ebb7-4692-bfc0-79052f079bc1@lunn.ch> Precedence: bulk X-Mailing-List: linux-clk@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <6f16b0ea-ebb7-4692-bfc0-79052f079bc1@lunn.ch> Hi Andrew, On 15:53 Tue 21 Jan , Andrew Lunn wrote: > > > Well where are those externs defined at? Shouldn't there be a .h file > > > for them somewhere in the tree if they really are global? > > > > Those symbols are deined in drivers/misc/rp1/rp1-pci.dtbo.S (added by > > this patchset) and created by cmd_wrap_S_dtb in scripts/Makefile.lib. > > Could cmd_wrap_S_dtb be extended to actually produce a header? It will produce a header nonetheless, one which is needed by just one .c file violating Greg's rule about having a header only if referenced by more than one source and the symbol is truly global, IMHO. Thanks, Andrea > > But that might confuse static analysers? > > Andrew