Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Terry Junge | 431 | 48.76% | 3 | 18.75% |
Maxim Mikityanskiy | 263 | 29.75% | 1 | 6.25% |
JD Cole | 122 | 13.80% | 1 | 6.25% |
Jiri Slaby | 29 | 3.28% | 2 | 12.50% |
Linus Torvalds (pre-git) | 21 | 2.38% | 3 | 18.75% |
Jiri Kosina | 9 | 1.02% | 3 | 18.75% |
Benjamin Tissoires | 5 | 0.57% | 1 | 6.25% |
Linus Torvalds | 2 | 0.23% | 1 | 6.25% |
Thomas Gleixner | 2 | 0.23% | 1 | 6.25% |
Total | 884 | 16 |
// SPDX-License-Identifier: GPL-2.0-or-later /* * Plantronics USB HID Driver * * Copyright (c) 2014 JD Cole <jd.cole@plantronics.com> * Copyright (c) 2015-2018 Terry Junge <terry.junge@plantronics.com> */ /* */ #include "hid-ids.h" #include <linux/hid.h> #include <linux/module.h> #include <linux/jiffies.h> #define PLT_HID_1_0_PAGE 0xffa00000 #define PLT_HID_2_0_PAGE 0xffa20000 #define PLT_BASIC_TELEPHONY 0x0003 #define PLT_BASIC_EXCEPTION 0x0005 #define PLT_VOL_UP 0x00b1 #define PLT_VOL_DOWN 0x00b2 #define PLT1_VOL_UP (PLT_HID_1_0_PAGE | PLT_VOL_UP) #define PLT1_VOL_DOWN (PLT_HID_1_0_PAGE | PLT_VOL_DOWN) #define PLT2_VOL_UP (PLT_HID_2_0_PAGE | PLT_VOL_UP) #define PLT2_VOL_DOWN (PLT_HID_2_0_PAGE | PLT_VOL_DOWN) #define PLT_DA60 0xda60 #define PLT_BT300_MIN 0x0413 #define PLT_BT300_MAX 0x0418 #define PLT_ALLOW_CONSUMER (field->application == HID_CP_CONSUMERCONTROL && \ (usage->hid & HID_USAGE_PAGE) == HID_UP_CONSUMER) #define PLT_QUIRK_DOUBLE_VOLUME_KEYS BIT(0) #define PLT_DOUBLE_KEY_TIMEOUT 5 /* ms */ struct plt_drv_data { unsigned long device_type; unsigned long last_volume_key_ts; u32 quirks; }; static int plantronics_input_mapping(struct hid_device *hdev, struct hid_input *hi, struct hid_field *field, struct hid_usage *usage, unsigned long **bit, int *max) { unsigned short mapped_key; struct plt_drv_data *drv_data = hid_get_drvdata(hdev); unsigned long plt_type = drv_data->device_type; /* special case for PTT products */ if (field->application == HID_GD_JOYSTICK) goto defaulted; /* handle volume up/down mapping */ /* non-standard types or multi-HID interfaces - plt_type is PID */ if (!(plt_type & HID_USAGE_PAGE)) { switch (plt_type) { case PLT_DA60: if (PLT_ALLOW_CONSUMER) goto defaulted; goto ignored; default: if (PLT_ALLOW_CONSUMER) goto defaulted; } } /* handle standard types - plt_type is 0xffa0uuuu or 0xffa2uuuu */ /* 'basic telephony compliant' - allow default consumer page map */ else if ((plt_type & HID_USAGE) >= PLT_BASIC_TELEPHONY && (plt_type & HID_USAGE) != PLT_BASIC_EXCEPTION) { if (PLT_ALLOW_CONSUMER) goto defaulted; } /* not 'basic telephony' - apply legacy mapping */ /* only map if the field is in the device's primary vendor page */ else if (!((field->application ^ plt_type) & HID_USAGE_PAGE)) { switch (usage->hid) { case PLT1_VOL_UP: case PLT2_VOL_UP: mapped_key = KEY_VOLUMEUP; goto mapped; case PLT1_VOL_DOWN: case PLT2_VOL_DOWN: mapped_key = KEY_VOLUMEDOWN; goto mapped; } } /* * Future mapping of call control or other usages, * if and when keys are defined would go here * otherwise, ignore everything else that was not mapped */ ignored: return -1; defaulted: hid_dbg(hdev, "usage: %08x (appl: %08x) - defaulted\n", usage->hid, field->application); return 0; mapped: hid_map_usage_clear(hi, usage, bit, max, EV_KEY, mapped_key); hid_dbg(hdev, "usage: %08x (appl: %08x) - mapped to key %d\n", usage->hid, field->application, mapped_key); return 1; } static int plantronics_event(struct hid_device *hdev, struct hid_field *field, struct hid_usage *usage, __s32 value) { struct plt_drv_data *drv_data = hid_get_drvdata(hdev); if (drv_data->quirks & PLT_QUIRK_DOUBLE_VOLUME_KEYS) { unsigned long prev_ts, cur_ts; /* Usages are filtered in plantronics_usages. */ if (!value) /* Handle key presses only. */ return 0; prev_ts = drv_data->last_volume_key_ts; cur_ts = jiffies; if (jiffies_to_msecs(cur_ts - prev_ts) <= PLT_DOUBLE_KEY_TIMEOUT) return 1; /* Ignore the repeated key. */ drv_data->last_volume_key_ts = cur_ts; } return 0; } static unsigned long plantronics_device_type(struct hid_device *hdev) { unsigned i, col_page; unsigned long plt_type = hdev->product; /* multi-HID interfaces? - plt_type is PID */ if (plt_type >= PLT_BT300_MIN && plt_type <= PLT_BT300_MAX) goto exit; /* determine primary vendor page */ for (i = 0; i < hdev->maxcollection; i++) { col_page = hdev->collection[i].usage & HID_USAGE_PAGE; if (col_page == PLT_HID_2_0_PAGE) { plt_type = hdev->collection[i].usage; break; } if (col_page == PLT_HID_1_0_PAGE) plt_type = hdev->collection[i].usage; } exit: hid_dbg(hdev, "plt_type decoded as: %08lx\n", plt_type); return plt_type; } static int plantronics_probe(struct hid_device *hdev, const struct hid_device_id *id) { struct plt_drv_data *drv_data; int ret; drv_data = devm_kzalloc(&hdev->dev, sizeof(*drv_data), GFP_KERNEL); if (!drv_data) return -ENOMEM; ret = hid_parse(hdev); if (ret) { hid_err(hdev, "parse failed\n"); goto err; } drv_data->device_type = plantronics_device_type(hdev); drv_data->quirks = id->driver_data; drv_data->last_volume_key_ts = jiffies - msecs_to_jiffies(PLT_DOUBLE_KEY_TIMEOUT); hid_set_drvdata(hdev, drv_data); ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT | HID_CONNECT_HIDINPUT_FORCE | HID_CONNECT_HIDDEV_FORCE); if (ret) hid_err(hdev, "hw start failed\n"); err: return ret; } static const struct hid_device_id plantronics_devices[] = { { HID_USB_DEVICE(USB_VENDOR_ID_PLANTRONICS, USB_DEVICE_ID_PLANTRONICS_BLACKWIRE_3210_SERIES), .driver_data = PLT_QUIRK_DOUBLE_VOLUME_KEYS }, { HID_USB_DEVICE(USB_VENDOR_ID_PLANTRONICS, USB_DEVICE_ID_PLANTRONICS_BLACKWIRE_3220_SERIES), .driver_data = PLT_QUIRK_DOUBLE_VOLUME_KEYS }, { HID_USB_DEVICE(USB_VENDOR_ID_PLANTRONICS, USB_DEVICE_ID_PLANTRONICS_BLACKWIRE_3215_SERIES), .driver_data = PLT_QUIRK_DOUBLE_VOLUME_KEYS }, { HID_USB_DEVICE(USB_VENDOR_ID_PLANTRONICS, USB_DEVICE_ID_PLANTRONICS_BLACKWIRE_3225_SERIES), .driver_data = PLT_QUIRK_DOUBLE_VOLUME_KEYS }, { HID_USB_DEVICE(USB_VENDOR_ID_PLANTRONICS, HID_ANY_ID) }, { } }; MODULE_DEVICE_TABLE(hid, plantronics_devices); static const struct hid_usage_id plantronics_usages[] = { { HID_CP_VOLUMEUP, EV_KEY, HID_ANY_ID }, { HID_CP_VOLUMEDOWN, EV_KEY, HID_ANY_ID }, { HID_TERMINATOR, HID_TERMINATOR, HID_TERMINATOR } }; static struct hid_driver plantronics_driver = { .name = "plantronics", .id_table = plantronics_devices, .usage_table = plantronics_usages, .input_mapping = plantronics_input_mapping, .event = plantronics_event, .probe = plantronics_probe, }; module_hid_driver(plantronics_driver); MODULE_AUTHOR("JD Cole <jd.cole@plantronics.com>"); MODULE_AUTHOR("Terry Junge <terry.junge@plantronics.com>"); MODULE_DESCRIPTION("Plantronics USB HID Driver"); MODULE_LICENSE("GPL");
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