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Mon, 02 Dec 2024 22:07:00 -0800 (PST) Received: from server.roeck-us.net ([2600:1700:e321:62f0:da43:aeff:fecc:bfd5]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-72541761227sm9914889b3a.28.2024.12.02.22.06.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 02 Dec 2024 22:07:00 -0800 (PST) Sender: Guenter Roeck Date: Mon, 2 Dec 2024 22:06:59 -0800 From: Guenter Roeck To: Jerome Brunet Cc: Jean Delvare , Jonathan Corbet , Delphine CC Chiu , linux-hwmon@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-i2c@vger.kernel.org Subject: Re: [PATCH v4 2/3] hwmon: (pmbus/core) add wp module param Message-ID: References: <20241202-tps25990-v4-0-bb50a99e0a03@baylibre.com> <20241202-tps25990-v4-2-bb50a99e0a03@baylibre.com> Precedence: bulk X-Mailing-List: linux-kernel@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: <20241202-tps25990-v4-2-bb50a99e0a03@baylibre.com> On Mon, Dec 02, 2024 at 11:28:01AM +0100, Jerome Brunet wrote: > Add a module parameter to force the write protection mode of pmbus chips. > > 4 protections modes are provided to start with: > * 0: Remove the write protection > * 1: Disable all writes except to the WRITE_PROTECT, OPERATION, > PAGE, ON_OFF_CONFIG and VOUT_COMMAND commands > * 2: Disable all writes except to the WRITE_PROTECT, OPERATION and > PAGE commands > * 3: Disable all writes except to the WRITE_PROTECT command > > Of course, if the parameter is not provided, the default write protection > status of the pmbus chips is left untouched. > > Suggested-by: Guenter Roeck > Signed-off-by: Jerome Brunet Applied. Thanks, Guenter