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>
174 lines
4.1 KiB
C
174 lines
4.1 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Force feedback support for GreenAsia (Product ID 0x12) based devices
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*
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* The devices are distributed under various names and the same USB device ID
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* can be used in many game controllers.
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*
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* 0e8f:0012 "GreenAsia Inc. USB Joystick "
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* - tested with MANTA Warior MM816 and SpeedLink Strike2 SL-6635.
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*
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* Copyright (c) 2008 Lukasz Lubojanski <lukasz@lubojanski.info>
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*/
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/*
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*/
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#include <linux/input.h>
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#include <linux/slab.h>
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#include <linux/hid.h>
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#include <linux/module.h>
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#include "hid-ids.h"
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#ifdef CONFIG_GREENASIA_FF
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struct gaff_device {
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struct hid_report *report;
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};
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static int hid_gaff_play(struct input_dev *dev, void *data,
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struct ff_effect *effect)
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{
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struct hid_device *hid = input_get_drvdata(dev);
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struct gaff_device *gaff = data;
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int left, right;
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left = effect->u.rumble.strong_magnitude;
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right = effect->u.rumble.weak_magnitude;
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dbg_hid("called with 0x%04x 0x%04x", left, right);
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left = left * 0xfe / 0xffff;
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right = right * 0xfe / 0xffff;
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gaff->report->field[0]->value[0] = 0x51;
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gaff->report->field[0]->value[1] = 0x0;
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gaff->report->field[0]->value[2] = right;
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gaff->report->field[0]->value[3] = 0;
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gaff->report->field[0]->value[4] = left;
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gaff->report->field[0]->value[5] = 0;
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dbg_hid("running with 0x%02x 0x%02x", left, right);
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hid_hw_request(hid, gaff->report, HID_REQ_SET_REPORT);
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gaff->report->field[0]->value[0] = 0xfa;
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gaff->report->field[0]->value[1] = 0xfe;
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gaff->report->field[0]->value[2] = 0x0;
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gaff->report->field[0]->value[4] = 0x0;
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hid_hw_request(hid, gaff->report, HID_REQ_SET_REPORT);
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return 0;
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}
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static int gaff_init(struct hid_device *hid)
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{
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struct gaff_device *gaff;
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struct hid_report *report;
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struct hid_input *hidinput;
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struct list_head *report_list =
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&hid->report_enum[HID_OUTPUT_REPORT].report_list;
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struct list_head *report_ptr = report_list;
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struct input_dev *dev;
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int error;
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if (list_empty(&hid->inputs)) {
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hid_err(hid, "no inputs found\n");
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return -ENODEV;
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}
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hidinput = list_entry(hid->inputs.next, struct hid_input, list);
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dev = hidinput->input;
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if (list_empty(report_list)) {
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hid_err(hid, "no output reports found\n");
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return -ENODEV;
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}
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report_ptr = report_ptr->next;
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report = list_entry(report_ptr, struct hid_report, list);
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if (report->maxfield < 1) {
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hid_err(hid, "no fields in the report\n");
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return -ENODEV;
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}
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if (report->field[0]->report_count < 6) {
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hid_err(hid, "not enough values in the field\n");
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return -ENODEV;
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}
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gaff = kzalloc(sizeof(struct gaff_device), GFP_KERNEL);
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if (!gaff)
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return -ENOMEM;
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set_bit(FF_RUMBLE, dev->ffbit);
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error = input_ff_create_memless(dev, gaff, hid_gaff_play);
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if (error) {
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kfree(gaff);
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return error;
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}
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gaff->report = report;
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gaff->report->field[0]->value[0] = 0x51;
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gaff->report->field[0]->value[1] = 0x00;
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gaff->report->field[0]->value[2] = 0x00;
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gaff->report->field[0]->value[3] = 0x00;
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hid_hw_request(hid, gaff->report, HID_REQ_SET_REPORT);
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gaff->report->field[0]->value[0] = 0xfa;
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gaff->report->field[0]->value[1] = 0xfe;
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hid_hw_request(hid, gaff->report, HID_REQ_SET_REPORT);
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hid_info(hid, "Force Feedback for GreenAsia 0x12 devices by Lukasz Lubojanski <lukasz@lubojanski.info>\n");
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return 0;
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}
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#else
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static inline int gaff_init(struct hid_device *hdev)
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{
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return 0;
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}
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#endif
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static int ga_probe(struct hid_device *hdev, const struct hid_device_id *id)
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{
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int ret;
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dev_dbg(&hdev->dev, "Greenasia HID hardware probe...");
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ret = hid_parse(hdev);
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if (ret) {
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hid_err(hdev, "parse failed\n");
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goto err;
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}
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ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT & ~HID_CONNECT_FF);
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if (ret) {
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hid_err(hdev, "hw start failed\n");
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goto err;
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}
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gaff_init(hdev);
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return 0;
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err:
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return ret;
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}
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static const struct hid_device_id ga_devices[] = {
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{ HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0012), },
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{ }
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};
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MODULE_DEVICE_TABLE(hid, ga_devices);
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static struct hid_driver ga_driver = {
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.name = "greenasia",
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.id_table = ga_devices,
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.probe = ga_probe,
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};
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module_hid_driver(ga_driver);
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MODULE_DESCRIPTION("Force feedback support for GreenAsia (Product ID 0x12) based devices");
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MODULE_LICENSE("GPL");
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