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path: root/drivers/hid/intel-ish-hid/ishtp/bus.c
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Diffstat (limited to 'drivers/hid/intel-ish-hid/ishtp/bus.c')
-rw-r--r--drivers/hid/intel-ish-hid/ishtp/bus.c24
1 files changed, 11 insertions, 13 deletions
diff --git a/drivers/hid/intel-ish-hid/ishtp/bus.c b/drivers/hid/intel-ish-hid/ishtp/bus.c
index bba29cd36d29..f0802b047ed8 100644
--- a/drivers/hid/intel-ish-hid/ishtp/bus.c
+++ b/drivers/hid/intel-ish-hid/ishtp/bus.c
@@ -164,6 +164,7 @@ EXPORT_SYMBOL(ishtp_fw_cl_get_client);
/**
* ishtp_get_fw_client_id() - Get fw client id
+ * @fw_client: firmware client used to fetch the ID
*
* This interface is used to reset HW get FW client id.
*
@@ -257,24 +258,17 @@ static int ishtp_cl_bus_match(struct device *dev, struct device_driver *drv)
static int ishtp_cl_device_remove(struct device *dev)
{
struct ishtp_cl_device *device = to_ishtp_cl_device(dev);
- struct ishtp_cl_driver *driver;
-
- if (!device || !dev->driver)
- return 0;
+ struct ishtp_cl_driver *driver = to_ishtp_cl_driver(dev->driver);
if (device->event_cb) {
device->event_cb = NULL;
cancel_work_sync(&device->event_work);
}
- driver = to_ishtp_cl_driver(dev->driver);
- if (!driver->remove) {
- dev->driver = NULL;
+ if (driver->remove)
+ driver->remove(device);
- return 0;
- }
-
- return driver->remove(device);
+ return 0;
}
/**
@@ -842,6 +836,7 @@ int ishtp_use_dma_transfer(void)
/**
* ishtp_device() - Return device pointer
+ * @device: ISH-TP client device instance
*
* This interface is used to return device pointer from ishtp_cl_device
* instance.
@@ -858,6 +853,7 @@ EXPORT_SYMBOL(ishtp_device);
* ishtp_get_pci_device() - Return PCI device dev pointer
* This interface is used to return PCI device pointer
* from ishtp_cl_device instance.
+ * @device: ISH-TP client device instance
*
* Return: device *.
*/
@@ -869,12 +865,13 @@ EXPORT_SYMBOL(ishtp_get_pci_device);
/**
* ishtp_trace_callback() - Return trace callback
+ * @cl_device: ISH-TP client device instance
*
* This interface is used to return trace callback function pointer.
*
- * Return: void *.
+ * Return: *ishtp_print_log()
*/
-void *ishtp_trace_callback(struct ishtp_cl_device *cl_device)
+ishtp_print_log ishtp_trace_callback(struct ishtp_cl_device *cl_device)
{
return cl_device->ishtp_dev->print_log;
}
@@ -882,6 +879,7 @@ EXPORT_SYMBOL(ishtp_trace_callback);
/**
* ish_hw_reset() - Call HW reset IPC callback
+ * @dev: ISHTP device instance
*
* This interface is used to reset HW in case of error.
*