Commit cee416a3 authored by Gwendal Grignou's avatar Gwendal Grignou Committed by Enric Balletbo i Serra
Browse files

platform/chrome: cros_ec_sensorhub: Add the number of sensors in sensorhub 



To better manage resources, store the number of sensors reported by
the EC.

Signed-off-by: default avatarGwendal Grignou <gwendal@chromium.org>
Signed-off-by: default avatarEnric Balletbo i Serra <enric.balletbo@collabora.com>
parent b2057c64

drivers/platform/chrome/cros_ec_sensorhub.c

+3 −1
Original line number Diff line number Diff line
@@ -65,6 +65,7 @@ static int cros_ec_sensorhub_register(struct device *dev, 
		return sensor_num;

	}



	sensorhub->sensor_num = sensor_num;

	if (sensor_num == 0) {

		dev_err(dev, "Zero sensors reported.\n");

		return -EINVAL;
@@ -172,7 +173,8 @@ static int cros_ec_sensorhub_probe(struct platform_device *pdev) 
		 * If the device has sensors but does not claim to

		 * be a sensor hub, we are in legacy mode.

		 */

		for (i = 0; i < 2; i++) {

		data->sensor_num = 2;

		for (i = 0; i < data->sensor_num; i++) {

			ret = cros_ec_sensorhub_allocate_sensor(dev,

						"cros-ec-accel-legacy", i);

			if (ret)

include/linux/platform_data/cros_ec_sensorhub.h

+2 −0
Original line number Diff line number Diff line
@@ -22,9 +22,11 @@ struct cros_ec_sensor_platform { 
 * struct cros_ec_sensorhub - Sensor Hub device data.

 *

 * @ec: Embedded Controller where the hub is located.

 * @sensor_num: Number of MEMS sensors present in the EC.

 */

struct cros_ec_sensorhub {

	struct cros_ec_dev *ec;

	int sensor_num;

};



#endif   /* __LINUX_PLATFORM_DATA_CROS_EC_SENSORHUB_H */

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