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S. Almeida" Subject: [PATCH v2 5/6] iio: frequency: ad9523: Convert to use PI definition Date: Fri, 7 Nov 2025 21:03:03 +0100 Message-ID: <20251107201005.3156118-6-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20251107201005.3156118-1-andriy.shevchenko@linux.intel.com> References: <20251107201005.3156118-1-andriy.shevchenko@linux.intel.com> Precedence: bulk X-Mailing-List: linux-iio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Convert to use PI definition instead of open coded value of it. Signed-off-by: Andy Shevchenko --- drivers/iio/frequency/ad9523.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/iio/frequency/ad9523.c b/drivers/iio/frequency/ad9523.c index 63c485e9e44c..781e0ada75d9 100644 --- a/drivers/iio/frequency/ad9523.c +++ b/drivers/iio/frequency/ad9523.c @@ -15,6 +15,7 @@ #include #include #include +#include #include #include @@ -652,7 +653,7 @@ static int ad9523_read_raw(struct iio_dev *indio_dev, AD9523_CLK_DIST_DIV_REV(ret); return IIO_VAL_INT; case IIO_CHAN_INFO_PHASE: - code = (AD9523_CLK_DIST_DIV_PHASE_REV(ret) * 3141592) / + code = (AD9523_CLK_DIST_DIV_PHASE_REV(ret) * DIV_ROUND_UP(PI, 100)) / AD9523_CLK_DIST_DIV_REV(ret); *val = code / 1000000; *val2 = code % 1000000; @@ -701,7 +702,7 @@ static int ad9523_write_raw(struct iio_dev *indio_dev, break; case IIO_CHAN_INFO_PHASE: code = val * 1000000 + val2 % 1000000; - tmp = (code * AD9523_CLK_DIST_DIV_REV(ret)) / 3141592; + tmp = (code * AD9523_CLK_DIST_DIV_REV(reg)) / DIV_ROUND_UP(PI, 100); tmp = clamp(tmp, 0, 63); reg &= ~AD9523_CLK_DIST_DIV_PHASE(~0); reg |= AD9523_CLK_DIST_DIV_PHASE(tmp); -- 2.50.1