diff options
Diffstat (limited to 'include/linux/mfd/cros_ec.h')
| -rw-r--r-- | include/linux/mfd/cros_ec.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/include/linux/mfd/cros_ec.h b/include/linux/mfd/cros_ec.h index 77805c3f2de7..bcccda0257ff 100644 --- a/include/linux/mfd/cros_ec.h +++ b/include/linux/mfd/cros_ec.h @@ -121,6 +121,10 @@ struct cros_ec_command { * @event_data: Raw payload transferred with the MKBP event. * @event_size: Size in bytes of the event data. * @host_event_wake_mask: Mask of host events that cause wake from suspend. + * @ec: The platform_device used by the mfd driver to interface with the + * main EC. + * @pd: The platform_device used by the mfd driver to interface with the + * PD behind an EC. */ struct cros_ec_device { /* These are used by other drivers that want to talk to the EC */ @@ -157,6 +161,10 @@ struct cros_ec_device { int event_size; u32 host_event_wake_mask; u32 last_resume_result; + + /* The platform devices used by the mfd driver */ + struct platform_device *ec; + struct platform_device *pd; }; /** @@ -292,6 +300,16 @@ int cros_ec_cmd_xfer_status(struct cros_ec_device *ec_dev, int cros_ec_register(struct cros_ec_device *ec_dev); /** + * cros_ec_unregister() - Remove a ChromeOS EC. + * @ec_dev: Device to unregister. + * + * Call this to deregister a ChromeOS EC, then clean up any private data. + * + * Return: 0 on success or negative error code. + */ +int cros_ec_unregister(struct cros_ec_device *ec_dev); + +/** * cros_ec_query_all() - Query the protocol version supported by the * ChromeOS EC. * @ec_dev: Device to register. |