platform/chrome: cros_ec: remove unused variable `was_wake_device`

Reviewed-by: NPrashant Malani <pmalani@chromium.org>
Signed-off-by: NTzung-Bi Shih <tzungbi@kernel.org>

drivers/platform/chrome/cros_ec.c

@@ -342,7 +342,6 @@ int cros_ec_suspend(struct cros_ec_device *ec_dev)
 		ec_dev->wake_enabled = !enable_irq_wake(ec_dev->irq);
 
 	disable_irq(ec_dev->irq);
-	ec_dev->was_wake_device = ec_dev->wake_enabled;
 	ec_dev->suspended = true;
 
 	return 0;

include/linux/platform_data/cros_ec_proto.h

@@ -76,8 +76,6 @@ struct cros_ec_command {
  * struct cros_ec_device - Information about a ChromeOS EC device.
  * @phys_name: Name of physical comms layer (e.g. 'i2c-4').
  * @dev: Device pointer for physical comms device
- * @was_wake_device: True if this device was set to wake the system from
- *                   sleep at the last suspend.
  * @cros_class: The class structure for this device.
  * @cmd_readmem: Direct read of the EC memory-mapped region, if supported.
  *     @offset: Is within EC_LPC_ADDR_MEMMAP region.
@@ -137,7 +135,6 @@ struct cros_ec_device {
 	/* These are used by other drivers that want to talk to the EC */
 	const char *phys_name;
 	struct device *dev;
-	bool was_wake_device;
 	struct class *cros_class;
 	int (*cmd_readmem)(struct cros_ec_device *ec, unsigned int offset,
 			   unsigned int bytes, void *dest);