| // SPDX-License-Identifier: GPL-2.0+ |
| /* |
| * HID driver for UC-Logic devices not fully compliant with HID standard |
| * - original and fixed report descriptors |
| * |
| * Copyright (c) 2010-2017 Nikolai Kondrashov |
| * Copyright (c) 2013 Martin Rusko |
| */ |
| |
| /* |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License as published by the Free |
| * Software Foundation; either version 2 of the License, or (at your option) |
| * any later version. |
| */ |
| |
| #include "hid-uclogic-rdesc.h" |
| #include <linux/slab.h> |
| #include <asm/unaligned.h> |
| |
| /* Fixed WP4030U report descriptor */ |
| __u8 uclogic_rdesc_wp4030u_fixed_arr[] = { |
| 0x05, 0x0D, /* Usage Page (Digitizer), */ |
| 0x09, 0x02, /* Usage (Pen), */ |
| 0xA1, 0x01, /* Collection (Application), */ |
| 0x85, 0x09, /* Report ID (9), */ |
| 0x09, 0x20, /* Usage (Stylus), */ |
| 0xA0, /* Collection (Physical), */ |
| 0x75, 0x01, /* Report Size (1), */ |
| 0x09, 0x42, /* Usage (Tip Switch), */ |
| 0x09, 0x44, /* Usage (Barrel Switch), */ |
| 0x09, 0x46, /* Usage (Tablet Pick), */ |
| 0x14, /* Logical Minimum (0), */ |
| 0x25, 0x01, /* Logical Maximum (1), */ |
| 0x95, 0x03, /* Report Count (3), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0x95, 0x05, /* Report Count (5), */ |
| 0x81, 0x01, /* Input (Constant), */ |
| 0x75, 0x10, /* Report Size (16), */ |
| 0x95, 0x01, /* Report Count (1), */ |
| 0x14, /* Logical Minimum (0), */ |
| 0xA4, /* Push, */ |
| 0x05, 0x01, /* Usage Page (Desktop), */ |
| 0x55, 0xFD, /* Unit Exponent (-3), */ |
| 0x65, 0x13, /* Unit (Inch), */ |
| 0x34, /* Physical Minimum (0), */ |
| 0x09, 0x30, /* Usage (X), */ |
| 0x46, 0xA0, 0x0F, /* Physical Maximum (4000), */ |
| 0x26, 0xFF, 0x7F, /* Logical Maximum (32767), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0x09, 0x31, /* Usage (Y), */ |
| 0x46, 0xB8, 0x0B, /* Physical Maximum (3000), */ |
| 0x26, 0xFF, 0x7F, /* Logical Maximum (32767), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0xB4, /* Pop, */ |
| 0x09, 0x30, /* Usage (Tip Pressure), */ |
| 0x26, 0xFF, 0x03, /* Logical Maximum (1023), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0xC0, /* End Collection, */ |
| 0xC0 /* End Collection */ |
| }; |
| |
| const size_t uclogic_rdesc_wp4030u_fixed_size = |
| sizeof(uclogic_rdesc_wp4030u_fixed_arr); |
| |
| /* Fixed WP5540U report descriptor */ |
| __u8 uclogic_rdesc_wp5540u_fixed_arr[] = { |
| 0x05, 0x0D, /* Usage Page (Digitizer), */ |
| 0x09, 0x02, /* Usage (Pen), */ |
| 0xA1, 0x01, /* Collection (Application), */ |
| 0x85, 0x09, /* Report ID (9), */ |
| 0x09, 0x20, /* Usage (Stylus), */ |
| 0xA0, /* Collection (Physical), */ |
| 0x75, 0x01, /* Report Size (1), */ |
| 0x09, 0x42, /* Usage (Tip Switch), */ |
| 0x09, 0x44, /* Usage (Barrel Switch), */ |
| 0x09, 0x46, /* Usage (Tablet Pick), */ |
| 0x14, /* Logical Minimum (0), */ |
| 0x25, 0x01, /* Logical Maximum (1), */ |
| 0x95, 0x03, /* Report Count (3), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0x95, 0x05, /* Report Count (5), */ |
| 0x81, 0x01, /* Input (Constant), */ |
| 0x75, 0x10, /* Report Size (16), */ |
| 0x95, 0x01, /* Report Count (1), */ |
| 0x14, /* Logical Minimum (0), */ |
| 0xA4, /* Push, */ |
| 0x05, 0x01, /* Usage Page (Desktop), */ |
| 0x55, 0xFD, /* Unit Exponent (-3), */ |
| 0x65, 0x13, /* Unit (Inch), */ |
| 0x34, /* Physical Minimum (0), */ |
| 0x09, 0x30, /* Usage (X), */ |
| 0x46, 0x7C, 0x15, /* Physical Maximum (5500), */ |
| 0x26, 0xFF, 0x7F, /* Logical Maximum (32767), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0x09, 0x31, /* Usage (Y), */ |
| 0x46, 0xA0, 0x0F, /* Physical Maximum (4000), */ |
| 0x26, 0xFF, 0x7F, /* Logical Maximum (32767), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0xB4, /* Pop, */ |
| 0x09, 0x30, /* Usage (Tip Pressure), */ |
| 0x26, 0xFF, 0x03, /* Logical Maximum (1023), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0xC0, /* End Collection, */ |
| 0xC0, /* End Collection, */ |
| 0x05, 0x01, /* Usage Page (Desktop), */ |
| 0x09, 0x02, /* Usage (Mouse), */ |
| 0xA1, 0x01, /* Collection (Application), */ |
| 0x85, 0x08, /* Report ID (8), */ |
| 0x09, 0x01, /* Usage (Pointer), */ |
| 0xA0, /* Collection (Physical), */ |
| 0x75, 0x01, /* Report Size (1), */ |
| 0x05, 0x09, /* Usage Page (Button), */ |
| 0x19, 0x01, /* Usage Minimum (01h), */ |
| 0x29, 0x03, /* Usage Maximum (03h), */ |
| 0x14, /* Logical Minimum (0), */ |
| 0x25, 0x01, /* Logical Maximum (1), */ |
| 0x95, 0x03, /* Report Count (3), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0x95, 0x05, /* Report Count (5), */ |
| 0x81, 0x01, /* Input (Constant), */ |
| 0x05, 0x01, /* Usage Page (Desktop), */ |
| 0x75, 0x08, /* Report Size (8), */ |
| 0x09, 0x30, /* Usage (X), */ |
| 0x09, 0x31, /* Usage (Y), */ |
| 0x15, 0x81, /* Logical Minimum (-127), */ |
| 0x25, 0x7F, /* Logical Maximum (127), */ |
| 0x95, 0x02, /* Report Count (2), */ |
| 0x81, 0x06, /* Input (Variable, Relative), */ |
| 0x09, 0x38, /* Usage (Wheel), */ |
| 0x15, 0xFF, /* Logical Minimum (-1), */ |
| 0x25, 0x01, /* Logical Maximum (1), */ |
| 0x95, 0x01, /* Report Count (1), */ |
| 0x81, 0x06, /* Input (Variable, Relative), */ |
| 0x81, 0x01, /* Input (Constant), */ |
| 0xC0, /* End Collection, */ |
| 0xC0 /* End Collection */ |
| }; |
| |
| const size_t uclogic_rdesc_wp5540u_fixed_size = |
| sizeof(uclogic_rdesc_wp5540u_fixed_arr); |
| |
| /* Fixed WP8060U report descriptor */ |
| __u8 uclogic_rdesc_wp8060u_fixed_arr[] = { |
| 0x05, 0x0D, /* Usage Page (Digitizer), */ |
| 0x09, 0x02, /* Usage (Pen), */ |
| 0xA1, 0x01, /* Collection (Application), */ |
| 0x85, 0x09, /* Report ID (9), */ |
| 0x09, 0x20, /* Usage (Stylus), */ |
| 0xA0, /* Collection (Physical), */ |
| 0x75, 0x01, /* Report Size (1), */ |
| 0x09, 0x42, /* Usage (Tip Switch), */ |
| 0x09, 0x44, /* Usage (Barrel Switch), */ |
| 0x09, 0x46, /* Usage (Tablet Pick), */ |
| 0x14, /* Logical Minimum (0), */ |
| 0x25, 0x01, /* Logical Maximum (1), */ |
| 0x95, 0x03, /* Report Count (3), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0x95, 0x05, /* Report Count (5), */ |
| 0x81, 0x01, /* Input (Constant), */ |
| 0x75, 0x10, /* Report Size (16), */ |
| 0x95, 0x01, /* Report Count (1), */ |
| 0x14, /* Logical Minimum (0), */ |
| 0xA4, /* Push, */ |
| 0x05, 0x01, /* Usage Page (Desktop), */ |
| 0x55, 0xFD, /* Unit Exponent (-3), */ |
| 0x65, 0x13, /* Unit (Inch), */ |
| 0x34, /* Physical Minimum (0), */ |
| 0x09, 0x30, /* Usage (X), */ |
| 0x46, 0x40, 0x1F, /* Physical Maximum (8000), */ |
| 0x26, 0xFF, 0x7F, /* Logical Maximum (32767), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0x09, 0x31, /* Usage (Y), */ |
| 0x46, 0x70, 0x17, /* Physical Maximum (6000), */ |
| 0x26, 0xFF, 0x7F, /* Logical Maximum (32767), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0xB4, /* Pop, */ |
| 0x09, 0x30, /* Usage (Tip Pressure), */ |
| 0x26, 0xFF, 0x03, /* Logical Maximum (1023), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0xC0, /* End Collection, */ |
| 0xC0, /* End Collection, */ |
| 0x05, 0x01, /* Usage Page (Desktop), */ |
| 0x09, 0x02, /* Usage (Mouse), */ |
| 0xA1, 0x01, /* Collection (Application), */ |
| 0x85, 0x08, /* Report ID (8), */ |
| 0x09, 0x01, /* Usage (Pointer), */ |
| 0xA0, /* Collection (Physical), */ |
| 0x75, 0x01, /* Report Size (1), */ |
| 0x05, 0x09, /* Usage Page (Button), */ |
| 0x19, 0x01, /* Usage Minimum (01h), */ |
| 0x29, 0x03, /* Usage Maximum (03h), */ |
| 0x14, /* Logical Minimum (0), */ |
| 0x25, 0x01, /* Logical Maximum (1), */ |
| 0x95, 0x03, /* Report Count (3), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0x95, 0x05, /* Report Count (5), */ |
| 0x81, 0x01, /* Input (Constant), */ |
| 0x05, 0x01, /* Usage Page (Desktop), */ |
| 0x75, 0x08, /* Report Size (8), */ |
| 0x09, 0x30, /* Usage (X), */ |
| 0x09, 0x31, /* Usage (Y), */ |
| 0x15, 0x81, /* Logical Minimum (-127), */ |
| 0x25, 0x7F, /* Logical Maximum (127), */ |
| 0x95, 0x02, /* Report Count (2), */ |
| 0x81, 0x06, /* Input (Variable, Relative), */ |
| 0x09, 0x38, /* Usage (Wheel), */ |
| 0x15, 0xFF, /* Logical Minimum (-1), */ |
| 0x25, 0x01, /* Logical Maximum (1), */ |
| 0x95, 0x01, /* Report Count (1), */ |
| 0x81, 0x06, /* Input (Variable, Relative), */ |
| 0x81, 0x01, /* Input (Constant), */ |
| 0xC0, /* End Collection, */ |
| 0xC0 /* End Collection */ |
| }; |
| |
| const size_t uclogic_rdesc_wp8060u_fixed_size = |
| sizeof(uclogic_rdesc_wp8060u_fixed_arr); |
| |
| /* Fixed WP1062 report descriptor */ |
| __u8 uclogic_rdesc_wp1062_fixed_arr[] = { |
| 0x05, 0x0D, /* Usage Page (Digitizer), */ |
| 0x09, 0x02, /* Usage (Pen), */ |
| 0xA1, 0x01, /* Collection (Application), */ |
| 0x85, 0x09, /* Report ID (9), */ |
| 0x09, 0x20, /* Usage (Stylus), */ |
| 0xA0, /* Collection (Physical), */ |
| 0x75, 0x01, /* Report Size (1), */ |
| 0x09, 0x42, /* Usage (Tip Switch), */ |
| 0x09, 0x44, /* Usage (Barrel Switch), */ |
| 0x09, 0x46, /* Usage (Tablet Pick), */ |
| 0x14, /* Logical Minimum (0), */ |
| 0x25, 0x01, /* Logical Maximum (1), */ |
| 0x95, 0x03, /* Report Count (3), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0x95, 0x04, /* Report Count (4), */ |
| 0x81, 0x01, /* Input (Constant), */ |
| 0x09, 0x32, /* Usage (In Range), */ |
| 0x95, 0x01, /* Report Count (1), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0x75, 0x10, /* Report Size (16), */ |
| 0x95, 0x01, /* Report Count (1), */ |
| 0x14, /* Logical Minimum (0), */ |
| 0xA4, /* Push, */ |
| 0x05, 0x01, /* Usage Page (Desktop), */ |
| 0x55, 0xFD, /* Unit Exponent (-3), */ |
| 0x65, 0x13, /* Unit (Inch), */ |
| 0x34, /* Physical Minimum (0), */ |
| 0x09, 0x30, /* Usage (X), */ |
| 0x46, 0x10, 0x27, /* Physical Maximum (10000), */ |
| 0x26, 0x20, 0x4E, /* Logical Maximum (20000), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0x09, 0x31, /* Usage (Y), */ |
| 0x46, 0xB7, 0x19, /* Physical Maximum (6583), */ |
| 0x26, 0x6E, 0x33, /* Logical Maximum (13166), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0xB4, /* Pop, */ |
| 0x09, 0x30, /* Usage (Tip Pressure), */ |
| 0x26, 0xFF, 0x03, /* Logical Maximum (1023), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0xC0, /* End Collection, */ |
| 0xC0 /* End Collection */ |
| }; |
| |
| const size_t uclogic_rdesc_wp1062_fixed_size = |
| sizeof(uclogic_rdesc_wp1062_fixed_arr); |
| |
| /* Fixed PF1209 report descriptor */ |
| __u8 uclogic_rdesc_pf1209_fixed_arr[] = { |
| 0x05, 0x0D, /* Usage Page (Digitizer), */ |
| 0x09, 0x02, /* Usage (Pen), */ |
| 0xA1, 0x01, /* Collection (Application), */ |
| 0x85, 0x09, /* Report ID (9), */ |
| 0x09, 0x20, /* Usage (Stylus), */ |
| 0xA0, /* Collection (Physical), */ |
| 0x75, 0x01, /* Report Size (1), */ |
| 0x09, 0x42, /* Usage (Tip Switch), */ |
| 0x09, 0x44, /* Usage (Barrel Switch), */ |
| 0x09, 0x46, /* Usage (Tablet Pick), */ |
| 0x14, /* Logical Minimum (0), */ |
| 0x25, 0x01, /* Logical Maximum (1), */ |
| 0x95, 0x03, /* Report Count (3), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0x95, 0x05, /* Report Count (5), */ |
| 0x81, 0x01, /* Input (Constant), */ |
| 0x75, 0x10, /* Report Size (16), */ |
| 0x95, 0x01, /* Report Count (1), */ |
| 0x14, /* Logical Minimum (0), */ |
| 0xA4, /* Push, */ |
| 0x05, 0x01, /* Usage Page (Desktop), */ |
| 0x55, 0xFD, /* Unit Exponent (-3), */ |
| 0x65, 0x13, /* Unit (Inch), */ |
| 0x34, /* Physical Minimum (0), */ |
| 0x09, 0x30, /* Usage (X), */ |
| 0x46, 0xE0, 0x2E, /* Physical Maximum (12000), */ |
| 0x26, 0xFF, 0x7F, /* Logical Maximum (32767), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0x09, 0x31, /* Usage (Y), */ |
| 0x46, 0x28, 0x23, /* Physical Maximum (9000), */ |
| 0x26, 0xFF, 0x7F, /* Logical Maximum (32767), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0xB4, /* Pop, */ |
| 0x09, 0x30, /* Usage (Tip Pressure), */ |
| 0x26, 0xFF, 0x03, /* Logical Maximum (1023), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0xC0, /* End Collection, */ |
| 0xC0, /* End Collection, */ |
| 0x05, 0x01, /* Usage Page (Desktop), */ |
| 0x09, 0x02, /* Usage (Mouse), */ |
| 0xA1, 0x01, /* Collection (Application), */ |
| 0x85, 0x08, /* Report ID (8), */ |
| 0x09, 0x01, /* Usage (Pointer), */ |
| 0xA0, /* Collection (Physical), */ |
| 0x75, 0x01, /* Report Size (1), */ |
| 0x05, 0x09, /* Usage Page (Button), */ |
| 0x19, 0x01, /* Usage Minimum (01h), */ |
| 0x29, 0x03, /* Usage Maximum (03h), */ |
| 0x14, /* Logical Minimum (0), */ |
| 0x25, 0x01, /* Logical Maximum (1), */ |
| 0x95, 0x03, /* Report Count (3), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0x95, 0x05, /* Report Count (5), */ |
| 0x81, 0x01, /* Input (Constant), */ |
| 0x05, 0x01, /* Usage Page (Desktop), */ |
| 0x75, 0x08, /* Report Size (8), */ |
| 0x09, 0x30, /* Usage (X), */ |
| 0x09, 0x31, /* Usage (Y), */ |
| 0x15, 0x81, /* Logical Minimum (-127), */ |
| 0x25, 0x7F, /* Logical Maximum (127), */ |
| 0x95, 0x02, /* Report Count (2), */ |
| 0x81, 0x06, /* Input (Variable, Relative), */ |
| 0x09, 0x38, /* Usage (Wheel), */ |
| 0x15, 0xFF, /* Logical Minimum (-1), */ |
| 0x25, 0x01, /* Logical Maximum (1), */ |
| 0x95, 0x01, /* Report Count (1), */ |
| 0x81, 0x06, /* Input (Variable, Relative), */ |
| 0x81, 0x01, /* Input (Constant), */ |
| 0xC0, /* End Collection, */ |
| 0xC0 /* End Collection */ |
| }; |
| |
| const size_t uclogic_rdesc_pf1209_fixed_size = |
| sizeof(uclogic_rdesc_pf1209_fixed_arr); |
| |
| /* Fixed PID 0522 tablet report descriptor, interface 0 (stylus) */ |
| __u8 uclogic_rdesc_twhl850_fixed0_arr[] = { |
| 0x05, 0x0D, /* Usage Page (Digitizer), */ |
| 0x09, 0x02, /* Usage (Pen), */ |
| 0xA1, 0x01, /* Collection (Application), */ |
| 0x85, 0x09, /* Report ID (9), */ |
| 0x09, 0x20, /* Usage (Stylus), */ |
| 0xA0, /* Collection (Physical), */ |
| 0x14, /* Logical Minimum (0), */ |
| 0x25, 0x01, /* Logical Maximum (1), */ |
| 0x75, 0x01, /* Report Size (1), */ |
| 0x95, 0x03, /* Report Count (3), */ |
| 0x09, 0x42, /* Usage (Tip Switch), */ |
| 0x09, 0x44, /* Usage (Barrel Switch), */ |
| 0x09, 0x46, /* Usage (Tablet Pick), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0x81, 0x03, /* Input (Constant, Variable), */ |
| 0x95, 0x01, /* Report Count (1), */ |
| 0x09, 0x32, /* Usage (In Range), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0x81, 0x03, /* Input (Constant, Variable), */ |
| 0x75, 0x10, /* Report Size (16), */ |
| 0xA4, /* Push, */ |
| 0x05, 0x01, /* Usage Page (Desktop), */ |
| 0x65, 0x13, /* Unit (Inch), */ |
| 0x55, 0xFD, /* Unit Exponent (-3), */ |
| 0x34, /* Physical Minimum (0), */ |
| 0x09, 0x30, /* Usage (X), */ |
| 0x46, 0x40, 0x1F, /* Physical Maximum (8000), */ |
| 0x26, 0x00, 0x7D, /* Logical Maximum (32000), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0x09, 0x31, /* Usage (Y), */ |
| 0x46, 0x88, 0x13, /* Physical Maximum (5000), */ |
| 0x26, 0x20, 0x4E, /* Logical Maximum (20000), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0xB4, /* Pop, */ |
| 0x09, 0x30, /* Usage (Tip Pressure), */ |
| 0x26, 0xFF, 0x03, /* Logical Maximum (1023), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0xC0, /* End Collection, */ |
| 0xC0 /* End Collection */ |
| }; |
| |
| const size_t uclogic_rdesc_twhl850_fixed0_size = |
| sizeof(uclogic_rdesc_twhl850_fixed0_arr); |
| |
| /* Fixed PID 0522 tablet report descriptor, interface 1 (mouse) */ |
| __u8 uclogic_rdesc_twhl850_fixed1_arr[] = { |
| 0x05, 0x01, /* Usage Page (Desktop), */ |
| 0x09, 0x02, /* Usage (Mouse), */ |
| 0xA1, 0x01, /* Collection (Application), */ |
| 0x85, 0x01, /* Report ID (1), */ |
| 0x09, 0x01, /* Usage (Pointer), */ |
| 0xA0, /* Collection (Physical), */ |
| 0x05, 0x09, /* Usage Page (Button), */ |
| 0x75, 0x01, /* Report Size (1), */ |
| 0x95, 0x03, /* Report Count (3), */ |
| 0x19, 0x01, /* Usage Minimum (01h), */ |
| 0x29, 0x03, /* Usage Maximum (03h), */ |
| 0x14, /* Logical Minimum (0), */ |
| 0x25, 0x01, /* Logical Maximum (1), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0x95, 0x05, /* Report Count (5), */ |
| 0x81, 0x03, /* Input (Constant, Variable), */ |
| 0x05, 0x01, /* Usage Page (Desktop), */ |
| 0x09, 0x30, /* Usage (X), */ |
| 0x09, 0x31, /* Usage (Y), */ |
| 0x16, 0x00, 0x80, /* Logical Minimum (-32768), */ |
| 0x26, 0xFF, 0x7F, /* Logical Maximum (32767), */ |
| 0x75, 0x10, /* Report Size (16), */ |
| 0x95, 0x02, /* Report Count (2), */ |
| 0x81, 0x06, /* Input (Variable, Relative), */ |
| 0x09, 0x38, /* Usage (Wheel), */ |
| 0x15, 0xFF, /* Logical Minimum (-1), */ |
| 0x25, 0x01, /* Logical Maximum (1), */ |
| 0x95, 0x01, /* Report Count (1), */ |
| 0x75, 0x08, /* Report Size (8), */ |
| 0x81, 0x06, /* Input (Variable, Relative), */ |
| 0x81, 0x03, /* Input (Constant, Variable), */ |
| 0xC0, /* End Collection, */ |
| 0xC0 /* End Collection */ |
| }; |
| |
| const size_t uclogic_rdesc_twhl850_fixed1_size = |
| sizeof(uclogic_rdesc_twhl850_fixed1_arr); |
| |
| /* Fixed PID 0522 tablet report descriptor, interface 2 (frame buttons) */ |
| __u8 uclogic_rdesc_twhl850_fixed2_arr[] = { |
| 0x05, 0x01, /* Usage Page (Desktop), */ |
| 0x09, 0x06, /* Usage (Keyboard), */ |
| 0xA1, 0x01, /* Collection (Application), */ |
| 0x85, 0x03, /* Report ID (3), */ |
| 0x05, 0x07, /* Usage Page (Keyboard), */ |
| 0x14, /* Logical Minimum (0), */ |
| 0x19, 0xE0, /* Usage Minimum (KB Leftcontrol), */ |
| 0x29, 0xE7, /* Usage Maximum (KB Right GUI), */ |
| 0x25, 0x01, /* Logical Maximum (1), */ |
| 0x75, 0x01, /* Report Size (1), */ |
| 0x95, 0x08, /* Report Count (8), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0x18, /* Usage Minimum (None), */ |
| 0x29, 0xFF, /* Usage Maximum (FFh), */ |
| 0x26, 0xFF, 0x00, /* Logical Maximum (255), */ |
| 0x75, 0x08, /* Report Size (8), */ |
| 0x95, 0x06, /* Report Count (6), */ |
| 0x80, /* Input, */ |
| 0xC0 /* End Collection */ |
| }; |
| |
| const size_t uclogic_rdesc_twhl850_fixed2_size = |
| sizeof(uclogic_rdesc_twhl850_fixed2_arr); |
| |
| /* Fixed TWHA60 report descriptor, interface 0 (stylus) */ |
| __u8 uclogic_rdesc_twha60_fixed0_arr[] = { |
| 0x05, 0x0D, /* Usage Page (Digitizer), */ |
| 0x09, 0x02, /* Usage (Pen), */ |
| 0xA1, 0x01, /* Collection (Application), */ |
| 0x85, 0x09, /* Report ID (9), */ |
| 0x09, 0x20, /* Usage (Stylus), */ |
| 0xA0, /* Collection (Physical), */ |
| 0x75, 0x01, /* Report Size (1), */ |
| 0x09, 0x42, /* Usage (Tip Switch), */ |
| 0x09, 0x44, /* Usage (Barrel Switch), */ |
| 0x09, 0x46, /* Usage (Tablet Pick), */ |
| 0x14, /* Logical Minimum (0), */ |
| 0x25, 0x01, /* Logical Maximum (1), */ |
| 0x95, 0x03, /* Report Count (3), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0x95, 0x04, /* Report Count (4), */ |
| 0x81, 0x01, /* Input (Constant), */ |
| 0x09, 0x32, /* Usage (In Range), */ |
| 0x95, 0x01, /* Report Count (1), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0x75, 0x10, /* Report Size (16), */ |
| 0x95, 0x01, /* Report Count (1), */ |
| 0x14, /* Logical Minimum (0), */ |
| 0xA4, /* Push, */ |
| 0x05, 0x01, /* Usage Page (Desktop), */ |
| 0x55, 0xFD, /* Unit Exponent (-3), */ |
| 0x65, 0x13, /* Unit (Inch), */ |
| 0x34, /* Physical Minimum (0), */ |
| 0x09, 0x30, /* Usage (X), */ |
| 0x46, 0x10, 0x27, /* Physical Maximum (10000), */ |
| 0x27, 0x3F, 0x9C, |
| 0x00, 0x00, /* Logical Maximum (39999), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0x09, 0x31, /* Usage (Y), */ |
| 0x46, 0x6A, 0x18, /* Physical Maximum (6250), */ |
| 0x26, 0xA7, 0x61, /* Logical Maximum (24999), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0xB4, /* Pop, */ |
| 0x09, 0x30, /* Usage (Tip Pressure), */ |
| 0x26, 0xFF, 0x03, /* Logical Maximum (1023), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0xC0, /* End Collection, */ |
| 0xC0 /* End Collection */ |
| }; |
| |
| const size_t uclogic_rdesc_twha60_fixed0_size = |
| sizeof(uclogic_rdesc_twha60_fixed0_arr); |
| |
| /* Fixed TWHA60 report descriptor, interface 1 (frame buttons) */ |
| __u8 uclogic_rdesc_twha60_fixed1_arr[] = { |
| 0x05, 0x01, /* Usage Page (Desktop), */ |
| 0x09, 0x06, /* Usage (Keyboard), */ |
| 0xA1, 0x01, /* Collection (Application), */ |
| 0x85, 0x05, /* Report ID (5), */ |
| 0x05, 0x07, /* Usage Page (Keyboard), */ |
| 0x14, /* Logical Minimum (0), */ |
| 0x25, 0x01, /* Logical Maximum (1), */ |
| 0x75, 0x01, /* Report Size (1), */ |
| 0x95, 0x08, /* Report Count (8), */ |
| 0x81, 0x01, /* Input (Constant), */ |
| 0x95, 0x0C, /* Report Count (12), */ |
| 0x19, 0x3A, /* Usage Minimum (KB F1), */ |
| 0x29, 0x45, /* Usage Maximum (KB F12), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0x95, 0x0C, /* Report Count (12), */ |
| 0x19, 0x68, /* Usage Minimum (KB F13), */ |
| 0x29, 0x73, /* Usage Maximum (KB F24), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0x95, 0x08, /* Report Count (8), */ |
| 0x81, 0x01, /* Input (Constant), */ |
| 0xC0 /* End Collection */ |
| }; |
| |
| const size_t uclogic_rdesc_twha60_fixed1_size = |
| sizeof(uclogic_rdesc_twha60_fixed1_arr); |
| |
| /* Fixed report descriptor template for (tweaked) v1 pen reports */ |
| const __u8 uclogic_rdesc_pen_v1_template_arr[] = { |
| 0x05, 0x0D, /* Usage Page (Digitizer), */ |
| 0x09, 0x02, /* Usage (Pen), */ |
| 0xA1, 0x01, /* Collection (Application), */ |
| 0x85, 0x07, /* Report ID (7), */ |
| 0x09, 0x20, /* Usage (Stylus), */ |
| 0xA0, /* Collection (Physical), */ |
| 0x14, /* Logical Minimum (0), */ |
| 0x25, 0x01, /* Logical Maximum (1), */ |
| 0x75, 0x01, /* Report Size (1), */ |
| 0x09, 0x42, /* Usage (Tip Switch), */ |
| 0x09, 0x44, /* Usage (Barrel Switch), */ |
| 0x09, 0x46, /* Usage (Tablet Pick), */ |
| 0x95, 0x03, /* Report Count (3), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0x95, 0x03, /* Report Count (3), */ |
| 0x81, 0x03, /* Input (Constant, Variable), */ |
| 0x09, 0x32, /* Usage (In Range), */ |
| 0x95, 0x01, /* Report Count (1), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0x95, 0x01, /* Report Count (1), */ |
| 0x81, 0x03, /* Input (Constant, Variable), */ |
| 0x75, 0x10, /* Report Size (16), */ |
| 0x95, 0x01, /* Report Count (1), */ |
| 0xA4, /* Push, */ |
| 0x05, 0x01, /* Usage Page (Desktop), */ |
| 0x65, 0x13, /* Unit (Inch), */ |
| 0x55, 0xFD, /* Unit Exponent (-3), */ |
| 0x34, /* Physical Minimum (0), */ |
| 0x09, 0x30, /* Usage (X), */ |
| 0x27, UCLOGIC_RDESC_PEN_PH(X_LM), |
| /* Logical Maximum (PLACEHOLDER), */ |
| 0x47, UCLOGIC_RDESC_PEN_PH(X_PM), |
| /* Physical Maximum (PLACEHOLDER), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0x09, 0x31, /* Usage (Y), */ |
| 0x27, UCLOGIC_RDESC_PEN_PH(Y_LM), |
| /* Logical Maximum (PLACEHOLDER), */ |
| 0x47, UCLOGIC_RDESC_PEN_PH(Y_PM), |
| /* Physical Maximum (PLACEHOLDER), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0xB4, /* Pop, */ |
| 0x09, 0x30, /* Usage (Tip Pressure), */ |
| 0x27, UCLOGIC_RDESC_PEN_PH(PRESSURE_LM), |
| /* Logical Maximum (PLACEHOLDER), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0xC0, /* End Collection, */ |
| 0xC0 /* End Collection */ |
| }; |
| |
| const size_t uclogic_rdesc_pen_v1_template_size = |
| sizeof(uclogic_rdesc_pen_v1_template_arr); |
| |
| /* Fixed report descriptor template for (tweaked) v2 pen reports */ |
| const __u8 uclogic_rdesc_pen_v2_template_arr[] = { |
| 0x05, 0x0D, /* Usage Page (Digitizer), */ |
| 0x09, 0x02, /* Usage (Pen), */ |
| 0xA1, 0x01, /* Collection (Application), */ |
| 0x85, 0x08, /* Report ID (8), */ |
| 0x09, 0x20, /* Usage (Stylus), */ |
| 0xA0, /* Collection (Physical), */ |
| 0x14, /* Logical Minimum (0), */ |
| 0x25, 0x01, /* Logical Maximum (1), */ |
| 0x75, 0x01, /* Report Size (1), */ |
| 0x09, 0x42, /* Usage (Tip Switch), */ |
| 0x09, 0x44, /* Usage (Barrel Switch), */ |
| 0x09, 0x46, /* Usage (Tablet Pick), */ |
| 0x95, 0x03, /* Report Count (3), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0x95, 0x03, /* Report Count (3), */ |
| 0x81, 0x03, /* Input (Constant, Variable), */ |
| 0x09, 0x32, /* Usage (In Range), */ |
| 0x95, 0x01, /* Report Count (1), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0x95, 0x01, /* Report Count (1), */ |
| 0x81, 0x03, /* Input (Constant, Variable), */ |
| 0x95, 0x01, /* Report Count (1), */ |
| 0xA4, /* Push, */ |
| 0x05, 0x01, /* Usage Page (Desktop), */ |
| 0x65, 0x13, /* Unit (Inch), */ |
| 0x55, 0xFD, /* Unit Exponent (-3), */ |
| 0x75, 0x18, /* Report Size (24), */ |
| 0x34, /* Physical Minimum (0), */ |
| 0x09, 0x30, /* Usage (X), */ |
| 0x27, UCLOGIC_RDESC_PEN_PH(X_LM), |
| /* Logical Maximum (PLACEHOLDER), */ |
| 0x47, UCLOGIC_RDESC_PEN_PH(X_PM), |
| /* Physical Maximum (PLACEHOLDER), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0x09, 0x31, /* Usage (Y), */ |
| 0x27, UCLOGIC_RDESC_PEN_PH(Y_LM), |
| /* Logical Maximum (PLACEHOLDER), */ |
| 0x47, UCLOGIC_RDESC_PEN_PH(Y_PM), |
| /* Physical Maximum (PLACEHOLDER), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0xB4, /* Pop, */ |
| 0x09, 0x30, /* Usage (Tip Pressure), */ |
| 0x75, 0x10, /* Report Size (16), */ |
| 0x27, UCLOGIC_RDESC_PEN_PH(PRESSURE_LM), |
| /* Logical Maximum (PLACEHOLDER), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0x81, 0x03, /* Input (Constant, Variable), */ |
| 0xC0, /* End Collection, */ |
| 0xC0 /* End Collection */ |
| }; |
| |
| const size_t uclogic_rdesc_pen_v2_template_size = |
| sizeof(uclogic_rdesc_pen_v2_template_arr); |
| |
| /** |
| * Expand to the contents of a generic buttonpad report descriptor. |
| * |
| * @_padding: Padding from the end of button bits at bit 44, until |
| * the end of the report, in bits. |
| */ |
| #define UCLOGIC_RDESC_BUTTONPAD_BYTES(_padding) \ |
| 0x05, 0x01, /* Usage Page (Desktop), */ \ |
| 0x09, 0x07, /* Usage (Keypad), */ \ |
| 0xA1, 0x01, /* Collection (Application), */ \ |
| 0x85, 0xF7, /* Report ID (247), */ \ |
| 0x14, /* Logical Minimum (0), */ \ |
| 0x25, 0x01, /* Logical Maximum (1), */ \ |
| 0x75, 0x01, /* Report Size (1), */ \ |
| 0x05, 0x0D, /* Usage Page (Digitizer), */ \ |
| 0x09, 0x39, /* Usage (Tablet Function Keys), */ \ |
| 0xA0, /* Collection (Physical), */ \ |
| 0x09, 0x44, /* Usage (Barrel Switch), */ \ |
| 0x95, 0x01, /* Report Count (1), */ \ |
| 0x81, 0x02, /* Input (Variable), */ \ |
| 0x05, 0x01, /* Usage Page (Desktop), */ \ |
| 0x09, 0x30, /* Usage (X), */ \ |
| 0x09, 0x31, /* Usage (Y), */ \ |
| 0x95, 0x02, /* Report Count (2), */ \ |
| 0x81, 0x02, /* Input (Variable), */ \ |
| 0x95, 0x15, /* Report Count (21), */ \ |
| 0x81, 0x01, /* Input (Constant), */ \ |
| 0x05, 0x09, /* Usage Page (Button), */ \ |
| 0x19, 0x01, /* Usage Minimum (01h), */ \ |
| 0x29, 0x0A, /* Usage Maximum (0Ah), */ \ |
| 0x95, 0x0A, /* Report Count (10), */ \ |
| 0x81, 0x02, /* Input (Variable), */ \ |
| 0xC0, /* End Collection, */ \ |
| 0x05, 0x01, /* Usage Page (Desktop), */ \ |
| 0x09, 0x05, /* Usage (Gamepad), */ \ |
| 0xA0, /* Collection (Physical), */ \ |
| 0x05, 0x09, /* Usage Page (Button), */ \ |
| 0x19, 0x01, /* Usage Minimum (01h), */ \ |
| 0x29, 0x02, /* Usage Maximum (02h), */ \ |
| 0x95, 0x02, /* Report Count (2), */ \ |
| 0x81, 0x02, /* Input (Variable), */ \ |
| 0x95, _padding, /* Report Count (_padding), */ \ |
| 0x81, 0x01, /* Input (Constant), */ \ |
| 0xC0, /* End Collection, */ \ |
| 0xC0 /* End Collection */ |
| |
| /* Fixed report descriptor for (tweaked) v1 buttonpad reports */ |
| const __u8 uclogic_rdesc_buttonpad_v1_arr[] = { |
| UCLOGIC_RDESC_BUTTONPAD_BYTES(20) |
| }; |
| const size_t uclogic_rdesc_buttonpad_v1_size = |
| sizeof(uclogic_rdesc_buttonpad_v1_arr); |
| |
| /* Fixed report descriptor for (tweaked) v2 buttonpad reports */ |
| const __u8 uclogic_rdesc_buttonpad_v2_arr[] = { |
| UCLOGIC_RDESC_BUTTONPAD_BYTES(52) |
| }; |
| const size_t uclogic_rdesc_buttonpad_v2_size = |
| sizeof(uclogic_rdesc_buttonpad_v2_arr); |
| |
| /* Fixed report descriptor for Ugee EX07 buttonpad */ |
| const __u8 uclogic_rdesc_ugee_ex07_buttonpad_arr[] = { |
| 0x05, 0x01, /* Usage Page (Desktop), */ |
| 0x09, 0x07, /* Usage (Keypad), */ |
| 0xA1, 0x01, /* Collection (Application), */ |
| 0x85, 0x06, /* Report ID (6), */ |
| 0x05, 0x0D, /* Usage Page (Digitizer), */ |
| 0x09, 0x39, /* Usage (Tablet Function Keys), */ |
| 0xA0, /* Collection (Physical), */ |
| 0x05, 0x09, /* Usage Page (Button), */ |
| 0x75, 0x01, /* Report Size (1), */ |
| 0x19, 0x03, /* Usage Minimum (03h), */ |
| 0x29, 0x06, /* Usage Maximum (06h), */ |
| 0x95, 0x04, /* Report Count (4), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0x95, 0x1A, /* Report Count (26), */ |
| 0x81, 0x03, /* Input (Constant, Variable), */ |
| 0x19, 0x01, /* Usage Minimum (01h), */ |
| 0x29, 0x02, /* Usage Maximum (02h), */ |
| 0x95, 0x02, /* Report Count (2), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0xC0, /* End Collection, */ |
| 0xC0 /* End Collection */ |
| }; |
| const size_t uclogic_rdesc_ugee_ex07_buttonpad_size = |
| sizeof(uclogic_rdesc_ugee_ex07_buttonpad_arr); |
| |
| /* Fixed report descriptor for Ugee G5 frame controls */ |
| const __u8 uclogic_rdesc_ugee_g5_frame_arr[] = { |
| 0x05, 0x01, /* Usage Page (Desktop), */ |
| 0x09, 0x07, /* Usage (Keypad), */ |
| 0xA1, 0x01, /* Collection (Application), */ |
| 0x85, 0x06, /* Report ID (6), */ |
| 0x05, 0x0D, /* Usage Page (Digitizer), */ |
| 0x09, 0x39, /* Usage (Tablet Function Keys), */ |
| 0xA0, /* Collection (Physical), */ |
| 0x14, /* Logical Minimum (0), */ |
| 0x25, 0x01, /* Logical Maximum (1), */ |
| 0x05, 0x01, /* Usage Page (Desktop), */ |
| 0x05, 0x09, /* Usage Page (Button), */ |
| 0x19, 0x01, /* Usage Minimum (01h), */ |
| 0x29, 0x05, /* Usage Maximum (05h), */ |
| 0x75, 0x01, /* Report Size (1), */ |
| 0x95, 0x05, /* Report Count (5), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0x75, 0x01, /* Report Size (1), */ |
| 0x95, 0x03, /* Report Count (3), */ |
| 0x81, 0x01, /* Input (Constant), */ |
| 0x05, 0x0D, /* Usage Page (Digitizer), */ |
| 0x0A, 0xFF, 0xFF, /* Usage (FFFFh), */ |
| 0x26, 0xFF, 0x00, /* Logical Maximum (255), */ |
| 0x75, 0x08, /* Report Size (8), */ |
| 0x95, 0x01, /* Report Count (1), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0x25, 0x01, /* Logical Maximum (1), */ |
| 0x09, 0x44, /* Usage (Barrel Switch), */ |
| 0x75, 0x01, /* Report Size (1), */ |
| 0x95, 0x01, /* Report Count (1), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0x05, 0x01, /* Usage Page (Desktop), */ |
| 0x09, 0x30, /* Usage (X), */ |
| 0x09, 0x31, /* Usage (Y), */ |
| 0x75, 0x01, /* Report Size (1), */ |
| 0x95, 0x02, /* Report Count (2), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0x75, 0x01, /* Report Size (1), */ |
| 0x95, 0x0B, /* Report Count (11), */ |
| 0x81, 0x01, /* Input (Constant), */ |
| 0x05, 0x01, /* Usage Page (Desktop), */ |
| 0x09, 0x38, /* Usage (Wheel), */ |
| 0x15, 0xFF, /* Logical Minimum (-1), */ |
| 0x25, 0x01, /* Logical Maximum (1), */ |
| 0x75, 0x02, /* Report Size (2), */ |
| 0x95, 0x01, /* Report Count (1), */ |
| 0x81, 0x06, /* Input (Variable, Relative), */ |
| 0xC0, /* End Collection, */ |
| 0xC0 /* End Collection */ |
| }; |
| const size_t uclogic_rdesc_ugee_g5_frame_size = |
| sizeof(uclogic_rdesc_ugee_g5_frame_arr); |
| |
| /* Fixed report descriptor for XP-Pen Deco 01 frame controls */ |
| const __u8 uclogic_rdesc_xppen_deco01_frame_arr[] = { |
| 0x05, 0x01, /* Usage Page (Desktop), */ |
| 0x09, 0x07, /* Usage (Keypad), */ |
| 0xA1, 0x01, /* Collection (Application), */ |
| 0x85, 0x06, /* Report ID (6), */ |
| 0x14, /* Logical Minimum (0), */ |
| 0x25, 0x01, /* Logical Maximum (1), */ |
| 0x75, 0x01, /* Report Size (1), */ |
| 0x05, 0x0D, /* Usage Page (Digitizer), */ |
| 0x09, 0x39, /* Usage (Tablet Function Keys), */ |
| 0xA0, /* Collection (Physical), */ |
| 0x05, 0x09, /* Usage Page (Button), */ |
| 0x19, 0x01, /* Usage Minimum (01h), */ |
| 0x29, 0x08, /* Usage Maximum (08h), */ |
| 0x95, 0x08, /* Report Count (8), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0x05, 0x0D, /* Usage Page (Digitizer), */ |
| 0x09, 0x44, /* Usage (Barrel Switch), */ |
| 0x95, 0x01, /* Report Count (1), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0x05, 0x01, /* Usage Page (Desktop), */ |
| 0x09, 0x30, /* Usage (X), */ |
| 0x09, 0x31, /* Usage (Y), */ |
| 0x95, 0x02, /* Report Count (2), */ |
| 0x81, 0x02, /* Input (Variable), */ |
| 0x95, 0x15, /* Report Count (21), */ |
| 0x81, 0x01, /* Input (Constant), */ |
| 0xC0, /* End Collection, */ |
| 0xC0 /* End Collection */ |
| }; |
| |
| const size_t uclogic_rdesc_xppen_deco01_frame_size = |
| sizeof(uclogic_rdesc_xppen_deco01_frame_arr); |
| |
| /** |
| * uclogic_rdesc_template_apply() - apply report descriptor parameters to a |
| * report descriptor template, creating a report descriptor. Copies the |
| * template over to the new report descriptor and replaces every occurrence of |
| * UCLOGIC_RDESC_PH_HEAD, followed by an index byte, with the value from the |
| * parameter list at that index. |
| * |
| * @template_ptr: Pointer to the template buffer. |
| * @template_size: Size of the template buffer. |
| * @param_list: List of template parameters. |
| * @param_num: Number of parameters in the list. |
| * |
| * Returns: |
| * Kmalloc-allocated pointer to the created report descriptor, |
| * or NULL if allocation failed. |
| */ |
| __u8 *uclogic_rdesc_template_apply(const __u8 *template_ptr, |
| size_t template_size, |
| const s32 *param_list, |
| size_t param_num) |
| { |
| static const __u8 head[] = {UCLOGIC_RDESC_PH_HEAD}; |
| __u8 *rdesc_ptr; |
| __u8 *p; |
| s32 v; |
| |
| rdesc_ptr = kmemdup(template_ptr, template_size, GFP_KERNEL); |
| if (rdesc_ptr == NULL) |
| return NULL; |
| |
| for (p = rdesc_ptr; p + sizeof(head) < rdesc_ptr + template_size;) { |
| if (memcmp(p, head, sizeof(head)) == 0 && |
| p[sizeof(head)] < param_num) { |
| v = param_list[p[sizeof(head)]]; |
| put_unaligned(cpu_to_le32(v), (s32 *)p); |
| p += sizeof(head) + 1; |
| } else { |
| p++; |
| } |
| } |
| |
| return rdesc_ptr; |
| } |
