diff options
| author | Sakari Ailus <sakari.ailus@linux.intel.com> | 2023-03-28 14:11:00 +0300 |
|---|---|---|
| committer | Hans Verkuil <hverkuil-cisco@xs4all.nl> | 2023-04-11 18:54:02 +0200 |
| commit | 2bef63370bbad0b356d346aad19981e08d2b7776 (patch) | |
| tree | dac2d4f14a76a4e3f07640ce1d489e2a1a0ccd6a /drivers/media/i2c/ccs/ccs-core.c | |
| parent | c2fc1693ab3051382f62738f3289910470f3bf39 (diff) | |
media: ccs: Support 16-bit sensor revision number register
Read 16-bit sensor revision number if the 8-bit register has value 0.
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Diffstat (limited to 'drivers/media/i2c/ccs/ccs-core.c')
| -rw-r--r-- | drivers/media/i2c/ccs/ccs-core.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/media/i2c/ccs/ccs-core.c b/drivers/media/i2c/ccs/ccs-core.c index daee36c1f545..4adb2da34066 100644 --- a/drivers/media/i2c/ccs/ccs-core.c +++ b/drivers/media/i2c/ccs/ccs-core.c @@ -2834,6 +2834,10 @@ static int ccs_identify_module(struct ccs_sensor *sensor) rval = ccs_read_addr_8only(sensor, CCS_R_SENSOR_REVISION_NUMBER, &minfo->sensor_revision_number); + if (!rval && !minfo->sensor_revision_number) + rval = ccs_read_addr_8only(sensor, + CCS_R_SENSOR_REVISION_NUMBER_16, + &minfo->sensor_revision_number); if (!rval) rval = ccs_read_addr_8only(sensor, CCS_R_SENSOR_FIRMWARE_VERSION, @@ -2876,7 +2880,7 @@ static int ccs_identify_module(struct ccs_sensor *sensor) minfo->sensor_model_id); dev_dbg(&client->dev, - "sensor revision 0x%2.2x firmware version 0x%2.2x\n", + "sensor revision 0x%4.4x firmware version 0x%2.2x\n", minfo->sensor_revision_number, minfo->sensor_firmware_version); if (minfo->ccs_version) { |