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9d262f35b1
make allmodconfig && make W=1 C=1 reports: WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-a4tech.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-apple.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-aureal.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-belkin.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-betopff.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-bigbenff.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-cherry.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-chicony.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-cypress.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-dr.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-emsff.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-elecom.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-elo.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-evision.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-ezkey.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-vivaldi-common.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-google-hammer.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-google-stadiaff.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-gyration.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-holtek-kbd.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-holtek-mouse.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-ite.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-kensington.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-keytouch.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-kye.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-lcpower.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-lenovo.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-logitech.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-magicmouse.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-maltron.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-mf.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-megaworld.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-microsoft.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-monterey.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-ntrig.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-ortek.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-prodikeys.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-pl.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-petalynx.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-primax.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-razer.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-redragon.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-retrode.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-saitek.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-samsung.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-semitek.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-sjoy.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-sony.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-speedlink.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-steam.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-steelseries.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-sunplus.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-gaff.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-tmff.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-tivo.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-topseed.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-twinhan.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-uclogic.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-xinmo.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-zpff.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-zydacron.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-viewsonic.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-waltop.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hid/hid-winwing.o Add the missing invocations of the MODULE_DESCRIPTION() macro. Note: All HID drivers that had explicit entries in the MAINTAINERS file were fixed individually. This patch fixes all remaining HID drivers that fall under the generic "HID CORE LAYER" entry in the MAINTAINERS file. Almost all descriptions were taken from the header comment in each file. Signed-off-by: Jeff Johnson <quic_jjohnson@quicinc.com> Link: https://lore.kernel.org/r/20240604-md-hid-misc-v1-1-4f9560796f3c@quicinc.com Signed-off-by: Benjamin Tissoires <bentiss@kernel.org>
127 lines
3.3 KiB
C
127 lines
3.3 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* HID driver for gaming keys on Razer Blackwidow gaming keyboards
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* Macro Key Keycodes: M1 = 191, M2 = 192, M3 = 193, M4 = 194, M5 = 195
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*
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* Copyright (c) 2021 Jelle van der Waa <jvanderwaa@redhat.com>
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*/
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#include <linux/device.h>
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#include <linux/hid.h>
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#include <linux/module.h>
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#include <linux/random.h>
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#include <linux/sched.h>
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#include <linux/usb.h>
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#include <linux/wait.h>
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#include "hid-ids.h"
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#define map_key_clear(c) hid_map_usage_clear(hi, usage, bit, max, EV_KEY, (c))
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#define RAZER_BLACKWIDOW_TRANSFER_BUF_SIZE 91
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static bool macro_key_remapping = 1;
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module_param(macro_key_remapping, bool, 0644);
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MODULE_PARM_DESC(macro_key_remapping, " on (Y) off (N)");
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static unsigned char blackwidow_init[RAZER_BLACKWIDOW_TRANSFER_BUF_SIZE] = {
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0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0x04,
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0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x04, 0x00
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};
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static int razer_input_mapping(struct hid_device *hdev,
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struct hid_input *hi, struct hid_field *field,
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struct hid_usage *usage, unsigned long **bit, int *max)
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{
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if (!macro_key_remapping)
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return 0;
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if ((usage->hid & HID_UP_KEYBOARD) != HID_UP_KEYBOARD)
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return 0;
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switch (usage->hid & ~HID_UP_KEYBOARD) {
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case 0x68:
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map_key_clear(KEY_MACRO1);
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return 1;
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case 0x69:
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map_key_clear(KEY_MACRO2);
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return 1;
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case 0x6a:
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map_key_clear(KEY_MACRO3);
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return 1;
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case 0x6b:
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map_key_clear(KEY_MACRO4);
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return 1;
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case 0x6c:
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map_key_clear(KEY_MACRO5);
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return 1;
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}
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return 0;
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}
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static int razer_probe(struct hid_device *hdev, const struct hid_device_id *id)
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{
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char *buf;
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int ret = 0;
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ret = hid_parse(hdev);
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if (ret)
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return ret;
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/*
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* Only send the enable macro keys command for the third device
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* identified as mouse input.
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*/
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if (hdev->type == HID_TYPE_USBMOUSE) {
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buf = kmemdup(blackwidow_init, RAZER_BLACKWIDOW_TRANSFER_BUF_SIZE, GFP_KERNEL);
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if (buf == NULL)
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return -ENOMEM;
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ret = hid_hw_raw_request(hdev, 0, buf, RAZER_BLACKWIDOW_TRANSFER_BUF_SIZE,
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HID_FEATURE_REPORT, HID_REQ_SET_REPORT);
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if (ret != RAZER_BLACKWIDOW_TRANSFER_BUF_SIZE)
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hid_err(hdev, "failed to enable macro keys: %d\n", ret);
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kfree(buf);
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}
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return hid_hw_start(hdev, HID_CONNECT_DEFAULT);
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}
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static const struct hid_device_id razer_devices[] = {
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{ HID_USB_DEVICE(USB_VENDOR_ID_RAZER,
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USB_DEVICE_ID_RAZER_BLACKWIDOW) },
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{ HID_USB_DEVICE(USB_VENDOR_ID_RAZER,
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USB_DEVICE_ID_RAZER_BLACKWIDOW_CLASSIC) },
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{ HID_USB_DEVICE(USB_VENDOR_ID_RAZER,
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USB_DEVICE_ID_RAZER_BLACKWIDOW_ULTIMATE) },
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{ }
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};
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MODULE_DEVICE_TABLE(hid, razer_devices);
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static struct hid_driver razer_driver = {
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.name = "razer",
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.id_table = razer_devices,
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.input_mapping = razer_input_mapping,
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.probe = razer_probe,
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};
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module_hid_driver(razer_driver);
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MODULE_AUTHOR("Jelle van der Waa <jvanderwaa@redhat.com>");
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MODULE_DESCRIPTION("HID driver for gaming keys on Razer Blackwidow gaming keyboards");
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MODULE_LICENSE("GPL");
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