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([2600:8803:e7e4:500:46d5:c880:64c8:f854]) by smtp.gmail.com with ESMTPSA id 586e51a60fabf-3d1e2c30b50sm2536302fac.11.2025.10.27.07.59.11 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 27 Oct 2025 07:59:11 -0700 (PDT) Message-ID: <66c8f410-6bba-41d2-88e2-46dbe133adaa@baylibre.com> Date: Mon, 27 Oct 2025 09:59:10 -0500 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: =?UTF-8?Q?Re=3A_=5BPATCH_v1_2/6=5D_units=3A_Add_value_of_=CF=80_*_1?= =?UTF-8?B?MOKBuQ==?= To: Jonathan Cameron , Andy Shevchenko Cc: linux-iio@vger.kernel.org, chrome-platform@lists.linux.dev, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, =?UTF-8?Q?Nuno_S=C3=A1?= , Andy Shevchenko , Benson Leung , Guenter Roeck , Lars-Peter Clausen , Michael Hennerich , Mauro Carvalho Chehab , "Daniel W. S. Almeida" References: <20251027143850.2070427-1-andriy.shevchenko@linux.intel.com> <20251027143850.2070427-3-andriy.shevchenko@linux.intel.com> <20251027145213.7c93a3e2@jic23-huawei> Content-Language: en-US From: David Lechner In-Reply-To: <20251027145213.7c93a3e2@jic23-huawei> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 10/27/25 9:52 AM, Jonathan Cameron wrote: > On Mon, 27 Oct 2025 15:34:51 +0100 > Andy Shevchenko wrote: > >> There are a few drivers that want to have this value, and at least one >> known to come soon. Let's define a value for them. > > Is there any way we can make the x10^9 bit obvious in the naming? Or do > something a bit nasty like defining a macro along the lines of > > PI(scale)? > e.g. PI(NANO), PI(10000) > This was my first thought when looking at this as well. Or something like PI_x10(6).