Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Kristoffer Ericson | 1209 | 91.25% | 2 | 20.00% |
Dmitry Torokhov | 57 | 4.30% | 1 | 10.00% |
Himangi Saraogi | 32 | 2.42% | 1 | 10.00% |
Paul Mundt | 14 | 1.06% | 1 | 10.00% |
Kay Sievers | 5 | 0.38% | 1 | 10.00% |
Tejun Heo | 3 | 0.23% | 1 | 10.00% |
Thomas Gleixner | 2 | 0.15% | 1 | 10.00% |
JJ Ding | 2 | 0.15% | 1 | 10.00% |
Al Viro | 1 | 0.08% | 1 | 10.00% |
Total | 1325 | 10 |
// SPDX-License-Identifier: GPL-2.0-only /* * drivers/input/keyboard/jornada680_kbd.c * * HP Jornada 620/660/680/690 scan keyboard platform driver * Copyright (C) 2007 Kristoffer Ericson <Kristoffer.Ericson@gmail.com> * * Based on hp680_keyb.c * Copyright (C) 2006 Paul Mundt * Copyright (C) 2005 Andriy Skulysh * Split from drivers/input/keyboard/hp600_keyb.c * Copyright (C) 2000 Yaegashi Takeshi (hp6xx kbd scan routine and translation table) * Copyright (C) 2000 Niibe Yutaka (HP620 Keyb translation table) */ #include <linux/device.h> #include <linux/input.h> #include <linux/interrupt.h> #include <linux/jiffies.h> #include <linux/kernel.h> #include <linux/module.h> #include <linux/platform_device.h> #include <linux/slab.h> #include <asm/delay.h> #include <asm/io.h> #define PCCR 0xa4000104 #define PDCR 0xa4000106 #define PECR 0xa4000108 #define PFCR 0xa400010a #define PCDR 0xa4000124 #define PDDR 0xa4000126 #define PEDR 0xa4000128 #define PFDR 0xa400012a #define PGDR 0xa400012c #define PHDR 0xa400012e #define PJDR 0xa4000130 #define PKDR 0xa4000132 #define PLDR 0xa4000134 static const unsigned short jornada_scancodes[] = { /* PTD1 */ KEY_CAPSLOCK, KEY_MACRO, KEY_LEFTCTRL, 0, KEY_ESC, KEY_KP5, 0, 0, /* 1 -> 8 */ KEY_F1, KEY_F2, KEY_F3, KEY_F8, KEY_F7, KEY_F6, KEY_F4, KEY_F5, /* 9 -> 16 */ /* PTD5 */ KEY_SLASH, KEY_APOSTROPHE, KEY_ENTER, 0, KEY_Z, 0, 0, 0, /* 17 -> 24 */ KEY_X, KEY_C, KEY_V, KEY_DOT, KEY_COMMA, KEY_M, KEY_B, KEY_N, /* 25 -> 32 */ /* PTD7 */ KEY_KP2, KEY_KP6, KEY_KP3, 0, 0, 0, 0, 0, /* 33 -> 40 */ KEY_F10, KEY_RO, KEY_F9, KEY_KP4, KEY_NUMLOCK, KEY_SCROLLLOCK, KEY_LEFTALT, KEY_HANJA, /* 41 -> 48 */ /* PTE0 */ KEY_KATAKANA, KEY_KP0, KEY_GRAVE, 0, KEY_FINANCE, 0, 0, 0, /* 49 -> 56 */ KEY_KPMINUS, KEY_HIRAGANA, KEY_SPACE, KEY_KPDOT, KEY_VOLUMEUP, 249, 0, 0, /* 57 -> 64 */ /* PTE1 */ KEY_SEMICOLON, KEY_RIGHTBRACE, KEY_BACKSLASH, 0, KEY_A, 0, 0, 0, /* 65 -> 72 */ KEY_S, KEY_D, KEY_F, KEY_L, KEY_K, KEY_J, KEY_G, KEY_H, /* 73 -> 80 */ /* PTE3 */ KEY_KP8, KEY_LEFTMETA, KEY_RIGHTSHIFT, 0, KEY_TAB, 0, 0, 0, /* 81 -> 88 */ 0, KEY_LEFTSHIFT, KEY_KP7, KEY_KP9, KEY_KP1, KEY_F11, KEY_KPPLUS, KEY_KPASTERISK, /* 89 -> 96 */ /* PTE6 */ KEY_P, KEY_LEFTBRACE, KEY_BACKSPACE, 0, KEY_Q, 0, 0, 0, /* 97 -> 104 */ KEY_W, KEY_E, KEY_R, KEY_O, KEY_I, KEY_U, KEY_T, KEY_Y, /* 105 -> 112 */ /* PTE7 */ KEY_0, KEY_MINUS, KEY_EQUAL, 0, KEY_1, 0, 0, 0, /* 113 -> 120 */ KEY_2, KEY_3, KEY_4, KEY_9, KEY_8, KEY_7, KEY_5, KEY_6, /* 121 -> 128 */ /* **** */ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; #define JORNADA_SCAN_SIZE 18 struct jornadakbd { struct input_dev *input; unsigned short keymap[ARRAY_SIZE(jornada_scancodes)]; unsigned char length; unsigned char old_scan[JORNADA_SCAN_SIZE]; unsigned char new_scan[JORNADA_SCAN_SIZE]; }; static void jornada_parse_kbd(struct jornadakbd *jornadakbd) { struct input_dev *input_dev = jornadakbd->input; unsigned short *keymap = jornadakbd->keymap; unsigned int sync_me = 0; unsigned int i, j; for (i = 0; i < JORNADA_SCAN_SIZE; i++) { unsigned char new = jornadakbd->new_scan[i]; unsigned char old = jornadakbd->old_scan[i]; unsigned int xor = new ^ old; if (xor == 0) continue; for (j = 0; j < 8; j++) { unsigned int bit = 1 << j; if (xor & bit) { unsigned int scancode = (i << 3) + j; input_event(input_dev, EV_MSC, MSC_SCAN, scancode); input_report_key(input_dev, keymap[scancode], !(new & bit)); sync_me = 1; } } } if (sync_me) input_sync(input_dev); } static void jornada_scan_keyb(unsigned char *s) { int i; unsigned short ec_static, dc_static; /* = UINT16_t */ unsigned char matrix_switch[] = { 0xfd, 0xff, /* PTD1 PD(1) */ 0xdf, 0xff, /* PTD5 PD(5) */ 0x7f, 0xff, /* PTD7 PD(7) */ 0xff, 0xfe, /* PTE0 PE(0) */ 0xff, 0xfd, /* PTE1 PE(1) */ 0xff, 0xf7, /* PTE3 PE(3) */ 0xff, 0xbf, /* PTE6 PE(6) */ 0xff, 0x7f, /* PTE7 PE(7) */ }, *t = matrix_switch; /* PD(x) : 1. 0xcc0c & (1~(1 << (2*(x)+1))))) 2. (0xf0cf & 0xfffff) */ /* PE(x) : 1. 0xcc0c & 0xffff 2. 0xf0cf & (1~(1 << (2*(x)+1))))) */ unsigned short matrix_PDE[] = { 0xcc04, 0xf0cf, /* PD(1) */ 0xc40c, 0xf0cf, /* PD(5) */ 0x4c0c, 0xf0cf, /* PD(7) */ 0xcc0c, 0xf0cd, /* PE(0) */ 0xcc0c, 0xf0c7, /* PE(1) */ 0xcc0c, 0xf04f, /* PE(3) */ 0xcc0c, 0xd0cf, /* PE(6) */ 0xcc0c, 0x70cf, /* PE(7) */ }, *y = matrix_PDE; /* Save these control reg bits */ dc_static = (__raw_readw(PDCR) & (~0xcc0c)); ec_static = (__raw_readw(PECR) & (~0xf0cf)); for (i = 0; i < 8; i++) { /* disable output for all but the one we want to scan */ __raw_writew((dc_static | *y++), PDCR); __raw_writew((ec_static | *y++), PECR); udelay(5); /* Get scanline row */ __raw_writeb(*t++, PDDR); __raw_writeb(*t++, PEDR); udelay(50); /* Read data */ *s++ = __raw_readb(PCDR); *s++ = __raw_readb(PFDR); } /* Scan no lines */ __raw_writeb(0xff, PDDR); __raw_writeb(0xff, PEDR); /* Enable all scanlines */ __raw_writew((dc_static | (0x5555 & 0xcc0c)),PDCR); __raw_writew((ec_static | (0x5555 & 0xf0cf)),PECR); /* Ignore extra keys and events */ *s++ = __raw_readb(PGDR); *s++ = __raw_readb(PHDR); } static void jornadakbd680_poll(struct input_dev *input) { struct jornadakbd *jornadakbd = input_get_drvdata(input); jornada_scan_keyb(jornadakbd->new_scan); jornada_parse_kbd(jornadakbd); memcpy(jornadakbd->old_scan, jornadakbd->new_scan, JORNADA_SCAN_SIZE); } static int jornada680kbd_probe(struct platform_device *pdev) { struct jornadakbd *jornadakbd; struct input_dev *input_dev; int i, error; jornadakbd = devm_kzalloc(&pdev->dev, sizeof(struct jornadakbd), GFP_KERNEL); if (!jornadakbd) return -ENOMEM; input_dev = devm_input_allocate_device(&pdev->dev); if (!input_dev) { dev_err(&pdev->dev, "failed to allocate input device\n"); return -ENOMEM; } jornadakbd->input = input_dev; memcpy(jornadakbd->keymap, jornada_scancodes, sizeof(jornadakbd->keymap)); input_set_drvdata(input_dev, jornadakbd); input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_REP); input_dev->name = "HP Jornada 680 keyboard"; input_dev->phys = "jornadakbd/input0"; input_dev->keycode = jornadakbd->keymap; input_dev->keycodesize = sizeof(unsigned short); input_dev->keycodemax = ARRAY_SIZE(jornada_scancodes); input_dev->id.bustype = BUS_HOST; for (i = 0; i < 128; i++) if (jornadakbd->keymap[i]) __set_bit(jornadakbd->keymap[i], input_dev->keybit); __clear_bit(KEY_RESERVED, input_dev->keybit); input_set_capability(input_dev, EV_MSC, MSC_SCAN); error = input_setup_polling(input_dev, jornadakbd680_poll); if (error) { dev_err(&pdev->dev, "failed to set up polling\n"); return error; } input_set_poll_interval(input_dev, 50 /* msec */); error = input_register_device(input_dev); if (error) { dev_err(&pdev->dev, "failed to register input device\n"); return error; } return 0; } static struct platform_driver jornada680kbd_driver = { .driver = { .name = "jornada680_kbd", }, .probe = jornada680kbd_probe, }; module_platform_driver(jornada680kbd_driver); MODULE_AUTHOR("Kristoffer Ericson <kristoffer.ericson@gmail.com>"); MODULE_DESCRIPTION("HP Jornada 620/660/680/690 Keyboard Driver"); MODULE_LICENSE("GPL v2"); MODULE_ALIAS("platform:jornada680_kbd");
Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.
Created with Cregit http://github.com/cregit/cregit
Version 2.0-RC1