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[2001:1c00:c32:7800:5bfa:a036:83f0:f9ec]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-a80f411bdc0sm7845466b.118.2024.08.12.13.30.09 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 12 Aug 2024 13:30:09 -0700 (PDT) Message-ID: Date: Mon, 12 Aug 2024 22:30:09 +0200 Precedence: bulk X-Mailing-List: linux-i2c@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v7 6/6] platform/x86: dell-smo8800: Add support for probing for the accelerometer i2c address To: Andy Shevchenko Cc: =?UTF-8?Q?Pali_Roh=C3=A1r?= , =?UTF-8?Q?Ilpo_J=C3=A4rvinen?= , Andy Shevchenko , Paul Menzel , Wolfram Sang , eric.piel@tremplin-utc.net, Marius Hoch , Dell.Client.Kernel@dell.com, Kai Heng Feng , platform-driver-x86@vger.kernel.org, Jean Delvare , Andi Shyti , linux-i2c@vger.kernel.org References: <20240805133708.160737-1-hdegoede@redhat.com> <20240805133708.160737-7-hdegoede@redhat.com> Content-Language: en-US, nl From: Hans de Goede In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Hi, On 8/5/24 10:51 PM, Andy Shevchenko wrote: > On Mon, Aug 5, 2024 at 3:39 PM Hans de Goede wrote: >> >> Unfortunately the SMOxxxx ACPI device does not contain the i2c-address >> of the accelerometer. So a DMI product-name to address mapping table >> is used. >> >> At support to have the kernel probe for the i2c-address for modesl > > models > >> which are not on the list. >> >> The new probing code sits behind a new probe_i2c_addr module parameter, >> which is disabled by default because probing might be dangerous. > > ... > >> +static int detect_lis3lv02d(struct i2c_adapter *adap, unsigned short addr) >> +{ >> + union i2c_smbus_data smbus_data; >> + int err; >> + >> + pr_info("Probing for lis3lv02d on address 0x%02x\n", addr); > > Using dev_info() against an adapter device might be more useful, no? Ack, good idea, added for v8. Regards, Hans