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Commit 8311463d authored by Jiri Kosina's avatar Jiri Kosina
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Merge branch 'for-5.1/hid-maltron' into for-linus 

Support for Maltron L90 from William Whistler
parents ae18691a af8cd70a
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drivers/hid/Kconfig
View file @ 8311463d
......@@ -590,6 +590,13 @@ config HID_MAGICMOUSE
Say Y here if you want support for the multi-touch features of the
Apple Wireless "Magic" Mouse and the Apple Wireless "Magic" Trackpad.
config HID_MALTRON
tristate "Maltron L90 keyboard"
depends on HID
---help---
Adds support for the volume up, volume down, mute, and play/pause buttons
of the Maltron L90 keyboard.
config HID_MAYFLASH
tristate "Mayflash game controller adapter force feedback"
depends on HID
......
drivers/hid/Makefile
View file @ 8311463d
......@@ -66,6 +66,7 @@ obj-$(CONFIG_HID_LOGITECH) += hid-logitech.o
obj-$(CONFIG_HID_LOGITECH_DJ) += hid-logitech-dj.o
obj-$(CONFIG_HID_LOGITECH_HIDPP) += hid-logitech-hidpp.o
obj-$(CONFIG_HID_MAGICMOUSE) += hid-magicmouse.o
obj-$(CONFIG_HID_MALTRON) += hid-maltron.o
obj-$(CONFIG_HID_MAYFLASH) += hid-mf.o
obj-$(CONFIG_HID_MICROSOFT) += hid-microsoft.o
obj-$(CONFIG_HID_MONTEREY) += hid-monterey.o
......
drivers/hid/hid-ids.h
View file @ 8311463d
......@@ -72,6 +72,7 @@
#define USB_VENDOR_ID_ALCOR 0x058f
#define USB_DEVICE_ID_ALCOR_USBRS232 0x9720
#define USB_DEVICE_ID_ALCOR_MALTRON_KB 0x9410
#define USB_VENDOR_ID_ALPS 0x0433
#define USB_DEVICE_ID_IBM_GAMEPAD 0x1101
......
drivers/hid/hid-maltron.c 0 → 100644
View file @ 8311463d
// SPDX-License-Identifier: GPL-2.0
/*
* HID driver for Maltron L90
*
* Copyright (c) 1999 Andreas Gal
* Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz>
* Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc
* Copyright (c) 2008 Jiri Slaby
* Copyright (c) 2012 David Dillow <dave@thedillows.org>
* Copyright (c) 2006-2013 Jiri Kosina
* Copyright (c) 2013 Colin Leitner <colin.leitner@gmail.com>
* Copyright (c) 2014-2016 Frank Praznik <frank.praznik@gmail.com>
* Copyright (c) 2010 Richard Nauber <Richard.Nauber@gmail.com>
* Copyright (c) 2016 Yuxuan Shui <yshuiv7@gmail.com>
* Copyright (c) 2018 William Whistler <wtbw@wtbw.co.uk>
*/
#include <linux/device.h>
#include <linux/hid.h>
#include <linux/module.h>
#include "hid-ids.h"
/* The original buggy USB descriptor */
static u8 maltron_rdesc_o[] = {
0x05, 0x01, /* Usage Page (Generic Desktop Ctrls) */
0x09, 0x80, /* Usage (Sys Control) */
0xA1, 0x01, /* Collection (Application) */
0x85, 0x02, /* Report ID (2) */
0x75, 0x01, /* Report Size (1) */
0x95, 0x01, /* Report Count (1) */
0x15, 0x00, /* Logical Minimum (0) */
0x25, 0x01, /* Logical Maximum (1) */
0x09, 0x82, /* Usage (Sys Sleep) */
0x81, 0x06, /* Input (Data,Var,Rel) */
0x09, 0x82, /* Usage (Sys Sleep) */
0x81, 0x06, /* Input (Data,Var,Rel) */
0x09, 0x83, /* Usage (Sys Wake Up) */
0x81, 0x06, /* Input (Data,Var,Rel) */
0x75, 0x05, /* Report Size (5) */
0x81, 0x01, /* Input (Const,Array,Abs) */
0xC0, /* End Collection */
0x05, 0x0C, /* Usage Page (Consumer) */
0x09, 0x01, /* Usage (Consumer Control) */
0xA1, 0x01, /* Collection (Application) */
0x85, 0x03, /* Report ID (3) */
0x95, 0x01, /* Report Count (1) */
0x75, 0x10, /* Report Size (16) */
0x19, 0x00, /* Usage Minimum (Unassigned) */
0x2A, 0xFF, 0x7F, /* Usage Maximum (0x7FFF) */
0x81, 0x00, /* Input (Data,Array,Abs) */
0xC0, /* End Collection */
0x06, 0x7F, 0xFF, /* Usage Page (Vendor Defined 0xFF7F) */
0x09, 0x01, /* Usage (0x01) */
0xA1, 0x01, /* Collection (Application) */
0x85, 0x04, /* Report ID (4) */
0x95, 0x01, /* Report Count (1) */
0x75, 0x10, /* Report Size (16) */
0x19, 0x00, /* Usage Minimum (0x00) */
0x2A, 0xFF, 0x7F, /* Usage Maximum (0x7FFF) */
0x81, 0x00, /* Input (Data,Array,Abs) */
0x75, 0x02, /* Report Size (2) */
0x25, 0x02, /* Logical Maximum (2) */
0x09, 0x90, /* Usage (0x90) */
0xB1, 0x02, /* Feature (Data,Var,Abs) */
0x75, 0x06, /* Report Size (6) */
0xB1, 0x01, /* Feature (Const,Array,Abs) */
0x75, 0x01, /* Report Size (1) */
0x25, 0x01, /* Logical Maximum (1) */
0x05, 0x08, /* Usage Page (LEDs) */
0x09, 0x2A, /* Usage (On-Line) */
0x91, 0x02, /* Output (Data,Var,Abs) */
0x09, 0x4B, /* Usage (Generic Indicator) */
0x91, 0x02, /* Output (Data,Var,Abs) */
0x75, 0x06, /* Report Size (6) */
0x95, 0x01, /* Report Count (1) */
0x91, 0x01, /* Output (Const,Array,Abs) */
0xC0 /* End Collection */
};
/* The patched descriptor, allowing media key events to be accepted as valid */
static u8 maltron_rdesc[] = {
0x05, 0x01, /* Usage Page (Generic Desktop Ctrls) */
0x09, 0x80, /* Usage (Sys Control) */
0xA1, 0x01, /* Collection (Application) */
0x85, 0x02, /* Report ID (2) */
0x75, 0x01, /* Report Size (1) */
0x95, 0x01, /* Report Count (1) */
0x15, 0x00, /* Logical Minimum (0) */
0x25, 0x01, /* Logical Maximum (1) */
0x09, 0x82, /* Usage (Sys Sleep) */
0x81, 0x06, /* Input (Data,Var,Rel) */
0x09, 0x82, /* Usage (Sys Sleep) */
0x81, 0x06, /* Input (Data,Var,Rel) */
0x09, 0x83, /* Usage (Sys Wake Up) */
0x81, 0x06, /* Input (Data,Var,Rel) */
0x75, 0x05, /* Report Size (5) */
0x81, 0x01, /* Input (Const,Array,Abs) */
0xC0, /* End Collection */
0x05, 0x0C, /* Usage Page (Consumer) */
0x09, 0x01, /* Usage (Consumer Control) */
0xA1, 0x01, /* Collection (Application) */
0x85, 0x03, /* Report ID (3) */
0x15, 0x00, /* Logical Minimum (0) - changed */
0x26, 0xFF, 0x7F, /* Logical Maximum (32767) - changed */
0x95, 0x01, /* Report Count (1) */
0x75, 0x10, /* Report Size (16) */
0x19, 0x00, /* Usage Minimum (Unassigned) */
0x2A, 0xFF, 0x7F, /* Usage Maximum (0x7FFF) */
0x81, 0x00, /* Input (Data,Array,Abs) */
0xC0, /* End Collection */
0x06, 0x7F, 0xFF, /* Usage Page (Vendor Defined 0xFF7F) */
0x09, 0x01, /* Usage (0x01) */
0xA1, 0x01, /* Collection (Application) */
0x85, 0x04, /* Report ID (4) */
0x95, 0x01, /* Report Count (1) */
0x75, 0x10, /* Report Size (16) */
0x19, 0x00, /* Usage Minimum (0x00) */
0x2A, 0xFF, 0x7F, /* Usage Maximum (0x7FFF) */
0x81, 0x00, /* Input (Data,Array,Abs) */
0x75, 0x02, /* Report Size (2) */
0x25, 0x02, /* Logical Maximum (2) */
0x09, 0x90, /* Usage (0x90) */
0xB1, 0x02, /* Feature (Data,Var,Abs) */
0x75, 0x06, /* Report Size (6) */
0xB1, 0x01, /* Feature (Const,Array,Abs) */
0x75, 0x01, /* Report Size (1) */
0x25, 0x01, /* Logical Maximum (1) */
0x05, 0x08, /* Usage Page (LEDs) */
0x09, 0x2A, /* Usage (On-Line) */
0x91, 0x02, /* Output (Data,Var,Abs) */
0x09, 0x4B, /* Usage (Generic Indicator) */
0x91, 0x02, /* Output (Data,Var,Abs) */
0x75, 0x06, /* Report Size (6) */
0x95, 0x01, /* Report Count (1) */
0x91, 0x01, /* Output (Const,Array,Abs) */
0xC0 /* End Collection */
};
static __u8 *maltron_report_fixup(struct hid_device *hdev, __u8 *rdesc,
unsigned int *rsize)
{
if (*rsize == sizeof(maltron_rdesc_o) &&
!memcmp(maltron_rdesc_o, rdesc, sizeof(maltron_rdesc_o))) {
hid_info(hdev, "Replacing Maltron L90 keyboard report descriptor\n");
*rsize = sizeof(maltron_rdesc);
return maltron_rdesc;
}
return rdesc;
}
static const struct hid_device_id maltron_devices[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_ALCOR, USB_DEVICE_ID_ALCOR_MALTRON_KB)},
{ }
};
MODULE_DEVICE_TABLE(hid, maltron_devices);
static struct hid_driver maltron_driver = {
.name = "maltron",
.id_table = maltron_devices,
.report_fixup = maltron_report_fixup
};
module_hid_driver(maltron_driver);
MODULE_LICENSE("GPL");
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