1 // SPDX-License-Identifier: GPL-2.0-or-later
6  *  Copyright (c) 2015-2018 Terry Junge <terry.junge@plantronics.com>
12 #include "hid-ids.h"
37 #define PLT_ALLOW_CONSUMER (field->application == HID_CP_CONSUMERCONTROL && \
38 			    (usage->hid & HID_USAGE_PAGE) == HID_UP_CONSUMER)
60 	unsigned long plt_type = drv_data->device_type;  in plantronics_input_mapping()
63 	if (field->application == HID_GD_JOYSTICK)  in plantronics_input_mapping()
67 	/* non-standard types or multi-HID interfaces - plt_type is PID */  in plantronics_input_mapping()
79 	/* handle standard types - plt_type is 0xffa0uuuu or 0xffa2uuuu */  in plantronics_input_mapping()
80 	/* 'basic telephony compliant' - allow default consumer page map */  in plantronics_input_mapping()
86 	/* not 'basic telephony' - apply legacy mapping */  in plantronics_input_mapping()
88 	else if (!((field->application ^ plt_type) & HID_USAGE_PAGE)) {  in plantronics_input_mapping()
89 		switch (usage->hid) {  in plantronics_input_mapping()
108 	return -1;  in plantronics_input_mapping()
111 	hid_dbg(hdev, "usage: %08x (appl: %08x) - defaulted\n",  in plantronics_input_mapping()
112 		usage->hid, field->application);  in plantronics_input_mapping()
117 	hid_dbg(hdev, "usage: %08x (appl: %08x) - mapped to key %d\n",  in plantronics_input_mapping()
118 		usage->hid, field->application, mapped_key);  in plantronics_input_mapping()
127 	if (drv_data->quirks & PLT_QUIRK_DOUBLE_VOLUME_KEYS) {  in plantronics_event()
135 		prev_ts = drv_data->last_volume_key_ts;  in plantronics_event()
137 		if (jiffies_to_msecs(cur_ts - prev_ts) <= PLT_DOUBLE_KEY_TIMEOUT)  in plantronics_event()
140 		drv_data->last_volume_key_ts = cur_ts;  in plantronics_event()
142 	if (drv_data->quirks & PLT_QUIRK_FOLLOWED_OPPOSITE_VOLUME_KEYS) {  in plantronics_event()
150 		prev_ts = drv_data->last_volume_key_ts;  in plantronics_event()
152 		if (jiffies_to_msecs(cur_ts - prev_ts) <= PLT_FOLLOWED_OPPOSITE_KEY_TIMEOUT)  in plantronics_event()
155 		drv_data->last_volume_key_ts = cur_ts;  in plantronics_event()
164 	unsigned long plt_type = hdev->product;  in plantronics_device_type()
166 	/* multi-HID interfaces? - plt_type is PID */  in plantronics_device_type()
171 	for (i = 0; i < hdev->maxcollection; i++) {  in plantronics_device_type()
172 		col_page = hdev->collection[i].usage & HID_USAGE_PAGE;  in plantronics_device_type()
174 			plt_type = hdev->collection[i].usage;  in plantronics_device_type()
178 			plt_type = hdev->collection[i].usage;  in plantronics_device_type()
192 	drv_data = devm_kzalloc(&hdev->dev, sizeof(*drv_data), GFP_KERNEL);  in plantronics_probe()
194 		return -ENOMEM;  in plantronics_probe()
202 	drv_data->device_type = plantronics_device_type(hdev);  in plantronics_probe()
203 	drv_data->quirks = id->driver_data;  in plantronics_probe()
204 	drv_data->last_volume_key_ts = jiffies - msecs_to_jiffies(PLT_DOUBLE_KEY_TIMEOUT);  in plantronics_probe()