From: Colin Ian King <colin.king@xxxxxxxxxxxxx>
Don't populate the arrays on the stack, instead make them static.
Makes the object code smaller by 135 bytes:
Before:
text data bss dec hex filename
15135 4240 128 19503 4c2f inv_mpu_core.o
After:
text data bss dec hex filename
14840 4400 128 19368 4ba8 inv_mpu_core.o
Signed-off-by: Colin Ian King <colin.king@xxxxxxxxxxxxx>
---
drivers/iio/imu/inv_mpu6050/inv_mpu_core.c | 10 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)
diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
index 44830bce13df..6692f5e08dc8 100644
--- a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
+++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
@@ -570,10 +570,12 @@ static int inv_mpu6050_write_raw(struct iio_dev *indio_dev,
*/
static int inv_mpu6050_set_lpf(struct inv_mpu6050_state *st, int rate)
{
- const int hz[] = {188, 98, 42, 20, 10, 5};
- const int d[] = {INV_MPU6050_FILTER_188HZ, INV_MPU6050_FILTER_98HZ,
- INV_MPU6050_FILTER_42HZ, INV_MPU6050_FILTER_20HZ,
- INV_MPU6050_FILTER_10HZ, INV_MPU6050_FILTER_5HZ};
+ static const int hz[] = {188, 98, 42, 20, 10, 5};
+ static const int d[] = {
+ INV_MPU6050_FILTER_188HZ, INV_MPU6050_FILTER_98HZ,
+ INV_MPU6050_FILTER_42HZ, INV_MPU6050_FILTER_20HZ,
+ INV_MPU6050_FILTER_10HZ, INV_MPU6050_FILTER_5HZ
+ };
int i, h, result;
u8 data;
--
2.14.1
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