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Commit 45a17449 authored by Puneet's avatar Puneet Committed by Puneet Yatnal
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Revert "drivers: iio: imu: decreased the ASM buffer size and IAM timeout" 



This reverts commit 1a7f55c5.

This patch allows driver to read the max number of samples from
sensor chip on each interrupt by increasing frequency of interrupt
which in turn reduce the load on cpu unlike earlier patch.


Change-Id: Iaead94330862542dacdfecdbeb6a04127e296c9f
Signed-off-by: default avatarPuneet Yatnal <puneet@codeaurora.org>
parent 6fde3c2d

drivers/iio/imu/inv_mpu/iam20680/inv_mpu_setup_20680.c

+1 −1
Original line number Diff line number Diff line
@@ -272,7 +272,7 @@ static int inv_set_batch(struct inv_mpu_state *st) 
	int required_fifo_size;



#ifdef CONFIG_ENABLE_IAM_ACC_GYRO_BUFFERING

	st->batch.timeout = 10;

	st->batch.timeout = 100;

#endif

	if (st->batch.timeout) {

		required_fifo_size = st->batch.timeout * st->eng_info[ENGINE_GYRO].running_rate

drivers/iio/imu/st_asm330lhh/st_asm330lhh_buffer.c

+1 −1
Original line number Diff line number Diff line
@@ -249,7 +249,7 @@ static void store_acc_gyro_boot_sample(struct st_asm330lhh_sensor *sensor, 
static int st_asm330lhh_read_fifo(struct st_asm330lhh_hw *hw)

{

	u8 iio_buf[ALIGN(ST_ASM330LHH_SAMPLE_SIZE, sizeof(s64)) + sizeof(s64)];

	u8 buf[6 * ST_ASM330LHH_FIFO_SAMPLE_SIZE], tag, *ptr;

	u8 buf[30 * ST_ASM330LHH_FIFO_SAMPLE_SIZE], tag, *ptr;

	s64 ts_delta_hw_ts = 0, ts_irq;

	s64 ts_delta_offs;

	int i, err, read_len, word_len, fifo_len;