Re: [PATCH 6.6.y] iio: imu: inv_icm42600: fix timestamps after suspend if sensor is on

[Sasha Levin <sashal@kernel.org>]

[ Sasha's backport helper bot ]

Hi,

Found matching upstream commit: 65a60a590142c54a3f3be11ff162db2d5b0e1e06

WARNING: Author mismatch between patch and found commit:
Backport author: inv.git-commit@tdk.com
Commit author: Jean-Baptiste Maneyrol<jean-baptiste.maneyrol@tdk.com>


Status in newer kernel trees:
6.12.y | Present (different SHA1: 7982d8f24a9b)
6.6.y | Not found

Note: The patch differs from the upstream commit:
---
1:  65a60a590142 ! 1:  9c96f19a264e iio: imu: inv_icm42600: fix timestamps after suspend if sensor is on
    @@ Commit message
         Signed-off-by: Jean-Baptiste Maneyrol <jean-baptiste.maneyrol@tdk.com>
         Link: https://patch.msgid.link/20241113-inv_icm42600-fix-timestamps-after-suspend-v1-1-dfc77c394173@tdk.com
         Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
    +    (cherry picked from commit 65a60a590142c54a3f3be11ff162db2d5b0e1e06)
     
      ## drivers/iio/imu/inv_icm42600/inv_icm42600_core.c ##
    +@@
    + #include <linux/regmap.h>
    + 
    + #include <linux/iio/iio.h>
    ++#include <linux/iio/common/inv_sensors_timestamp.h>
    + 
    + #include "inv_icm42600.h"
    + #include "inv_icm42600_buffer.h"
     @@ drivers/iio/imu/inv_icm42600/inv_icm42600_core.c: static int inv_icm42600_suspend(struct device *dev)
      static int inv_icm42600_resume(struct device *dev)
      {
      	struct inv_icm42600_state *st = dev_get_drvdata(dev);
    -+	struct inv_icm42600_sensor_state *gyro_st = iio_priv(st->indio_gyro);
    -+	struct inv_icm42600_sensor_state *accel_st = iio_priv(st->indio_accel);
    ++	struct inv_sensors_timestamp *gyro_ts = iio_priv(st->indio_gyro);
    ++	struct inv_sensors_timestamp *accel_ts = iio_priv(st->indio_accel);
      	int ret;
      
      	mutex_lock(&st->lock);
    @@ drivers/iio/imu/inv_icm42600/inv_icm42600_core.c: static int inv_icm42600_resume
      	/* restore FIFO data streaming */
     -	if (st->fifo.on)
     +	if (st->fifo.on) {
    -+		inv_sensors_timestamp_reset(&gyro_st->ts);
    -+		inv_sensors_timestamp_reset(&accel_st->ts);
    ++		inv_sensors_timestamp_reset(gyro_ts);
    ++		inv_sensors_timestamp_reset(accel_ts);
      		ret = regmap_write(st->map, INV_ICM42600_REG_FIFO_CONFIG,
      				   INV_ICM42600_FIFO_CONFIG_STREAM);
     +	}
---

Results of testing on various branches:

| Branch                    | Patch Apply | Build Test |
|---------------------------|-------------|------------|
| stable/linux-6.6.y        |  Success    |  Success   |