[PATCH 2/2] iio: ina2xx: Remove trace_printk debug statments
From: Andrew F. Davis
Date: Fri Feb 12 2016 - 13:34:43 EST
These are generally for devlopment use only, remove these
from performance-critical code, convert to dev_dbg elswhere.
Signed-off-by: Andrew F. Davis <afd@xxxxxx>
---
drivers/iio/adc/ina2xx-adc.c | 21 +++++++--------------
1 file changed, 7 insertions(+), 14 deletions(-)
diff --git a/drivers/iio/adc/ina2xx-adc.c b/drivers/iio/adc/ina2xx-adc.c
index 61e8ae9..ba11b2e 100644
--- a/drivers/iio/adc/ina2xx-adc.c
+++ b/drivers/iio/adc/ina2xx-adc.c
@@ -440,7 +440,6 @@ static int ina2xx_work_buffer(struct iio_dev *indio_dev)
struct ina2xx_chip_info *chip = iio_priv(indio_dev);
unsigned short data[8];
int bit, ret, i = 0;
- unsigned long buffer_us, elapsed_us;
s64 time_a, time_b;
unsigned int alert;
@@ -464,8 +463,6 @@ static int ina2xx_work_buffer(struct iio_dev *indio_dev)
return ret;
alert &= INA266_CVRF;
- trace_printk("Conversion ready: %d\n", !!alert);
-
} while (!alert);
/*
@@ -490,14 +487,9 @@ static int ina2xx_work_buffer(struct iio_dev *indio_dev)
iio_push_to_buffers_with_timestamp(indio_dev,
(unsigned int *)data, time_a);
- buffer_us = (unsigned long)(time_b - time_a) / 1000;
- elapsed_us = (unsigned long)(time_a - chip->prev_ns) / 1000;
-
- trace_printk("uS: elapsed: %lu, buf: %lu\n", elapsed_us, buffer_us);
-
chip->prev_ns = time_a;
- return buffer_us;
+ return (unsigned long)(time_b - time_a) / 1000;
};
static int ina2xx_capture_thread(void *data)
@@ -532,12 +524,13 @@ static int ina2xx_buffer_enable(struct iio_dev *indio_dev)
struct ina2xx_chip_info *chip = iio_priv(indio_dev);
unsigned int sampling_us = SAMPLING_PERIOD(chip);
- trace_printk("Enabling buffer w/ scan_mask %02x, freq = %d, avg =%u\n",
- (unsigned int)(*indio_dev->active_scan_mask),
- 1000000/sampling_us, chip->avg);
+ dev_dbg(&indio_dev->dev, "Enabling buffer w/ scan_mask %02x, freq = %d, avg =%u\n",
+ (unsigned int)(*indio_dev->active_scan_mask),
+ 1000000 / sampling_us, chip->avg);
- trace_printk("Expected work period: %u us\n", sampling_us);
- trace_printk("Async readout mode: %d\n", chip->allow_async_readout);
+ dev_dbg(&indio_dev->dev, "Expected work period: %u us\n", sampling_us);
+ dev_dbg(&indio_dev->dev, "Async readout mode: %d\n",
+ chip->allow_async_readout);
chip->prev_ns = iio_get_time_ns();
--
2.7.1