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[146.241.81.153]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-43bbc030d24sm82094335e9.22.2025.03.04.01.54.35 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 04 Mar 2025 01:54:36 -0800 (PST) Message-ID: <48885074-b590-41e6-9794-49ec12713cce@redhat.com> Date: Tue, 4 Mar 2025 10:54:34 +0100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH net-next v9 3/6] arch: x86: add IPC mailbox accessor function and add SoC register access To: Hans de Goede , =?UTF-8?Q?Ilpo_J=C3=A4rvinen?= Cc: x86@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, platform-driver-x86@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, Choong Yong Liang , Simon Horman , Jose Abreu , Jose Abreu , David E Box , Thomas Gleixner , Rajneesh Bhardwaj , Ingo Molnar , Borislav Petkov , Dave Hansen , "H . Peter Anvin" , David E Box , Andrew Lunn , "David S . Miller" , Eric Dumazet , Jakub Kicinski , Heiner Kallweit , Maxime Coquelin , Richard Cochran , Alexandre Torgue , Jiawen Wu , Mengyuan Lou , Russell King , Serge Semin References: <20250227121522.1802832-1-yong.liang.choong@linux.intel.com> <20250227121522.1802832-4-yong.liang.choong@linux.intel.com> Content-Language: en-US From: Paolo Abeni In-Reply-To: <20250227121522.1802832-4-yong.liang.choong@linux.intel.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 2/27/25 1:15 PM, Choong Yong Liang wrote: > From: "David E. Box" > > - Exports intel_pmc_ipc() for host access to the PMC IPC mailbox > - Enables the host to access specific SoC registers through the PMC > firmware using IPC commands. This access method is necessary for > registers that are not available through direct Memory-Mapped I/O (MMIO), > which is used for other accessible parts of the PMC. > > Signed-off-by: David E. Box > Signed-off-by: Chao Qin > Signed-off-by: Choong Yong Liang Hans, Ilpo, are you ok with this patch going through the netdev/net-next tree? Thanks, Paolo