From: Sakari Ailus Date: Tue, 28 Mar 2023 11:11:00 +0000 (+0300) Subject: media: ccs: Support 16-bit sensor revision number register X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=2bef63370bbad0b356d346aad19981e08d2b7776;p=linux.git 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 Signed-off-by: Hans Verkuil --- diff --git a/drivers/media/i2c/ccs/ccs-core.c b/drivers/media/i2c/ccs/ccs-core.c index daee36c1f545b..4adb2da340661 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) {