3  * ISHTP-HID glue driver.
8 #include <linux/hid.h>
11 #include "ishtp-hid.h"
14  * ishtp_hid_parse() - hid-core .parse() callback
15  * @hid:	hid device instance
21 static int ishtp_hid_parse(struct hid_device *hid)  in ishtp_hid_parse()  argument
23 	struct ishtp_hid_data *hid_data =  hid->driver_data;  in ishtp_hid_parse()
27 	rv = hid_parse_report(hid, client_data->report_descr[hid_data->index],  in ishtp_hid_parse()
36 static int ishtp_hid_start(struct hid_device *hid)  in ishtp_hid_start()  argument
41 static void ishtp_hid_stop(struct hid_device *hid)  in ishtp_hid_stop()  argument
45 static int ishtp_hid_open(struct hid_device *hid)  in ishtp_hid_open()  argument
50 static void ishtp_hid_close(struct hid_device *hid)  in ishtp_hid_close()  argument
54 static int ishtp_raw_request(struct hid_device *hid, unsigned char reportnum,  in ishtp_raw_request()  argument
58 	struct ishtp_hid_data *hid_data =  hid->driver_data;  in ishtp_raw_request()
73 		hid_ishtp_get_report(hid, reportnum, rtype);  in ishtp_raw_request()
86 		hid_ishtp_set_feature(hid, ishtp_buf, ishtp_buf_len, reportnum);  in ishtp_raw_request()
91 	hid_hw_wait(hid);  in ishtp_raw_request()
97  * ishtp_hid_request() - hid-core .request() callback
98  * @hid:	hid device instance
104 static void ishtp_hid_request(struct hid_device *hid, struct hid_report *rep,  in ishtp_hid_request()  argument
107 	struct ishtp_hid_data *hid_data =  hid->driver_data;  in ishtp_hid_request()
108 	/* the specific report length, just HID part of it */  in ishtp_hid_request()
119 		hid_ishtp_get_report(hid, rep->id, rep->type);  in ishtp_hid_request()
131 		hid_ishtp_set_feature(hid, buf, len, rep->id);  in ishtp_hid_request()
138  * ishtp_wait_for_response() - hid-core .wait() callback
139  * @hid:	hid device instance
145 static int ishtp_wait_for_response(struct hid_device *hid)  in ishtp_wait_for_response()  argument
147 	struct ishtp_hid_data *hid_data =  hid->driver_data;  in ishtp_wait_for_response()
150 	hid_ishtp_trace(client_data,  "%s hid %p\n", __func__, hid);  in ishtp_wait_for_response()
161 		hid_err(hid,  in ishtp_wait_for_response()
165 	hid_ishtp_trace(client_data,  "%s hid %p done\n", __func__, hid);  in ishtp_wait_for_response()
174  * @hid:	hid device instance
178 void ishtp_hid_wakeup(struct hid_device *hid)  in ishtp_hid_wakeup()  argument
180 	struct ishtp_hid_data *hid_data = hid->driver_data;  in ishtp_hid_wakeup()
198  * ishtp_hid_probe() - hid register ll driver
199  * @cur_hid_dev:	Index of hid device calling to register
202  * This function is used to allocate and add HID device.
210 	struct hid_device *hid;  in ishtp_hid_probe()  local
213 	hid = hid_allocate_device();  in ishtp_hid_probe()
214 	if (IS_ERR(hid))  in ishtp_hid_probe()
215 		return PTR_ERR(hid);  in ishtp_hid_probe()
227 	hid->driver_data = hid_data;  in ishtp_hid_probe()
229 	client_data->hid_sensor_hubs[cur_hid_dev] = hid;  in ishtp_hid_probe()
231 	hid->ll_driver = &ishtp_hid_ll_driver;  in ishtp_hid_probe()
232 	hid->bus = BUS_INTEL_ISHTP;  in ishtp_hid_probe()
233 	hid->dev.parent = ishtp_device(client_data->cl_device);  in ishtp_hid_probe()
235 	hid->version = le16_to_cpu(ISH_HID_VERSION);  in ishtp_hid_probe()
236 	hid->vendor = le16_to_cpu(client_data->hid_devices[cur_hid_dev].vid);  in ishtp_hid_probe()
237 	hid->product = le16_to_cpu(client_data->hid_devices[cur_hid_dev].pid);  in ishtp_hid_probe()
238 	snprintf(hid->name, sizeof(hid->name), "%s %04X:%04X", "hid-ishtp",  in ishtp_hid_probe()
239 		hid->vendor, hid->product);  in ishtp_hid_probe()
241 	rv = hid_add_device(hid);  in ishtp_hid_probe()
245 	hid_ishtp_trace(client_data,  "%s allocated hid %p\n", __func__, hid);  in ishtp_hid_probe()
252 	hid_destroy_device(hid);  in ishtp_hid_probe()
257  * ishtp_hid_remove() - Remove registered hid device
260  * This function is used to destroy allocatd HID device.