Commit 2bef6337 authored by Sakari Ailus's avatar Sakari Ailus Committed by Hans Verkuil
Browse files

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: default avatarSakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: default avatarHans Verkuil <hverkuil-cisco@xs4all.nl>
parent c2fc1693

drivers/media/i2c/ccs/ccs-core.c

+5 −1
Original line number Diff line number Diff line
@@ -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) {