diff options
Diffstat (limited to 'drivers/input/keyboard')
| -rw-r--r-- | drivers/input/keyboard/Kconfig | 40 | ||||
| -rw-r--r-- | drivers/input/keyboard/Makefile | 5 | ||||
| -rw-r--r-- | drivers/input/keyboard/bf54x-keys.c | 382 | ||||
| -rw-r--r-- | drivers/input/keyboard/gpio_keys.c | 81 | ||||
| -rw-r--r-- | drivers/input/keyboard/jornada680_kbd.c | 277 | ||||
| -rw-r--r-- | drivers/input/keyboard/jornada720_kbd.c | 185 | ||||
| -rw-r--r-- | drivers/input/keyboard/maple_keyb.c | 252 | ||||
| -rw-r--r-- | drivers/input/keyboard/omap-keypad.c | 22 |
8 files changed, 1223 insertions, 21 deletions
diff --git a/drivers/input/keyboard/Kconfig b/drivers/input/keyboard/Kconfig index c97d5eb0075..2316a018fae 100644 --- a/drivers/input/keyboard/Kconfig +++ b/drivers/input/keyboard/Kconfig @@ -208,6 +208,27 @@ config KEYBOARD_HIL This driver implements support for HIL-keyboards attached to your machine, so normally you should say Y here. +config KEYBOARD_HP6XX + tristate "HP Jornada 6XX Keyboard support" + depends on SH_HP6XX + select INPUT_POLLDEV + help + This adds support for the onboard keyboard found on + HP Jornada 620/660/680/690. + + To compile this driver as a module, choose M here: the + module will be called jornada680_kbd. + +config KEYBOARD_HP7XX + tristate "HP Jornada 7XX Keyboard Driver" + depends on SA1100_JORNADA720_SSP && SA1100_SSP + help + Say Y here to add support for the HP Jornada 7xx (710/720/728) + onboard keyboard. + + To compile this driver as a module, choose M here: the + module will be called jornada720_kbd. + config KEYBOARD_OMAP tristate "TI OMAP keypad support" depends on (ARCH_OMAP1 || ARCH_OMAP2) @@ -253,4 +274,23 @@ config KEYBOARD_GPIO To compile this driver as a module, choose M here: the module will be called gpio-keys. +config KEYBOARD_MAPLE + tristate "Maple bus keyboard" + depends on SH_DREAMCAST && MAPLE + help + Say Y here if you have a Dreamcast console running Linux and have + a keyboard attached to its Maple bus. + + To compile this driver as a module, choose M here: the + module will be called maple_keyb. + +config KEYBOARD_BFIN + tristate "Blackfin BF54x keypad support" + depends on BF54x + help + Say Y here if you want to use the BF54x keypad. + + To compile this driver as a module, choose M here: the + module will be called bf54x-keys. + endif diff --git a/drivers/input/keyboard/Makefile b/drivers/input/keyboard/Makefile index 28d211b87b1..e97455fdcc8 100644 --- a/drivers/input/keyboard/Makefile +++ b/drivers/input/keyboard/Makefile @@ -21,4 +21,7 @@ obj-$(CONFIG_KEYBOARD_OMAP) += omap-keypad.o obj-$(CONFIG_KEYBOARD_PXA27x) += pxa27x_keyboard.o obj-$(CONFIG_KEYBOARD_AAED2000) += aaed2000_kbd.o obj-$(CONFIG_KEYBOARD_GPIO) += gpio_keys.o - +obj-$(CONFIG_KEYBOARD_HP6XX) += jornada680_kbd.o +obj-$(CONFIG_KEYBOARD_HP7XX) += jornada720_kbd.o +obj-$(CONFIG_KEYBOARD_MAPLE) += maple_keyb.o +obj-$(CONFIG_KEYBOARD_BFIN) += bf54x-keys.o diff --git a/drivers/input/keyboard/bf54x-keys.c b/drivers/input/keyboard/bf54x-keys.c new file mode 100644 index 00000000000..a67b29b089e --- /dev/null +++ b/drivers/input/keyboard/bf54x-keys.c @@ -0,0 +1,382 @@ +/* + * File: drivers/input/keyboard/bf54x-keys.c + * Based on: + * Author: Michael Hennerich <hennerich@blackfin.uclinux.org> + * + * Created: + * Description: keypad driver for Analog Devices Blackfin BF54x Processors + * + * + * Modified: + * Copyright 2007 Analog Devices Inc. + * + * Bugs: Enter bugs at http://blackfin.uclinux.org/ + * + * 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. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see the file COPYING, or write + * to the Free Software Foundation, Inc., + * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <linux/module.h> +#include <linux/version.h> + +#include <linux/init.h> +#include <linux/fs.h> +#include <linux/interrupt.h> +#include <linux/irq.h> +#include <linux/sched.h> +#include <linux/pm.h> +#include <linux/sysctl.h> +#include <linux/proc_fs.h> +#include <linux/delay.h> +#include <linux/platform_device.h> +#include <linux/input.h> +#include <linux/irq.h> + +#include <asm/portmux.h> +#include <asm/mach/bf54x_keys.h> + +#define DRV_NAME "bf54x-keys" +#define TIME_SCALE 100 /* 100 ns */ +#define MAX_MULT (0xFF * TIME_SCALE) +#define MAX_RC 8 /* Max Row/Col */ + +static const u16 per_rows[] = { + P_KEY_ROW7, + P_KEY_ROW6, + P_KEY_ROW5, + P_KEY_ROW4, + P_KEY_ROW3, + P_KEY_ROW2, + P_KEY_ROW1, + P_KEY_ROW0, + 0 +}; + +static const u16 per_cols[] = { + P_KEY_COL7, + P_KEY_COL6, + P_KEY_COL5, + P_KEY_COL4, + P_KEY_COL3, + P_KEY_COL2, + P_KEY_COL1, + P_KEY_COL0, + 0 +}; + +struct bf54x_kpad { + struct input_dev *input; + int irq; + unsigned short lastkey; + unsigned short *keycode; + struct timer_list timer; + unsigned int keyup_test_jiffies; +}; + +static inline int bfin_kpad_find_key(struct bf54x_kpad *bf54x_kpad, + struct input_dev *input, u16 keyident) +{ + u16 i; + + for (i = 0; i < input->keycodemax; i++) + if (bf54x_kpad->keycode[i + input->keycodemax] == keyident) + return bf54x_kpad->keycode[i]; + return -1; +} + +static inline void bfin_keycodecpy(unsigned short *keycode, + const unsigned int *pdata_kc, + unsigned short keymapsize) +{ + unsigned int i; + + for (i = 0; i < keymapsize; i++) { + keycode[i] = pdata_kc[i] & 0xffff; + keycode[i + keymapsize] = pdata_kc[i] >> 16; + } +} + +static inline u16 bfin_kpad_get_prescale(u32 timescale) +{ + u32 sclk = get_sclk(); + + return ((((sclk / 1000) * timescale) / 1024) - 1); +} + +static inline u16 bfin_kpad_get_keypressed(struct bf54x_kpad *bf54x_kpad) +{ + return (bfin_read_KPAD_STAT() & KPAD_PRESSED); +} + +static inline void bfin_kpad_clear_irq(void) +{ + bfin_write_KPAD_STAT(0xFFFF); + bfin_write_KPAD_ROWCOL(0xFFFF); +} + +static void bfin_kpad_timer(unsigned long data) +{ + struct platform_device *pdev = (struct platform_device *) data; + struct bf54x_kpad *bf54x_kpad = platform_get_drvdata(pdev); + + if (bfin_kpad_get_keypressed(bf54x_kpad)) { + /* Try again later */ + mod_timer(&bf54x_kpad->timer, + jiffies + bf54x_kpad->keyup_test_jiffies); + return; + } + + input_report_key(bf54x_kpad->input, bf54x_kpad->lastkey, 0); + input_sync(bf54x_kpad->input); + + /* Clear IRQ Status */ + + bfin_kpad_clear_irq(); + enable_irq(bf54x_kpad->irq); +} + +static irqreturn_t bfin_kpad_isr(int irq, void *dev_id) +{ + struct platform_device *pdev = dev_id; + struct bf54x_kpad *bf54x_kpad = platform_get_drvdata(pdev); + struct input_dev *input = bf54x_kpad->input; + int key; + u16 rowcol = bfin_read_KPAD_ROWCOL(); + + key = bfin_kpad_find_key(bf54x_kpad, input, rowcol); + + input_report_key(input, key, 1); + input_sync(input); + + if (bfin_kpad_get_keypressed(bf54x_kpad)) { + disable_irq(bf54x_kpad->irq); + bf54x_kpad->lastkey = key; + mod_timer(&bf54x_kpad->timer, + jiffies + bf54x_kpad->keyup_test_jiffies); + } else { + input_report_key(input, key, 0); + input_sync(input); + + bfin_kpad_clear_irq(); + } + + return IRQ_HANDLED; +} + +static int __devinit bfin_kpad_probe(struct platform_device *pdev) +{ + struct bf54x_kpad *bf54x_kpad; + struct bfin_kpad_platform_data *pdata = pdev->dev.platform_data; + struct input_dev *input; + int i, error; + + if (!pdata->rows || !pdata->cols || !pdata->keymap) { + printk(KERN_ERR DRV_NAME + ": No rows, cols or keymap from pdata\n"); + return -EINVAL; + } + + if (!pdata->keymapsize || + pdata->keymapsize > (pdata->rows * pdata->cols)) { + printk(KERN_ERR DRV_NAME ": Invalid keymapsize\n"); + return -EINVAL; + } + + bf54x_kpad = kzalloc(sizeof(struct bf54x_kpad), GFP_KERNEL); + if (!bf54x_kpad) + return -ENOMEM; + + platform_set_drvdata(pdev, bf54x_kpad); + + /* Allocate memory for keymap followed by private LUT */ + bf54x_kpad->keycode = kmalloc(pdata->keymapsize * + sizeof(unsigned short) * 2, GFP_KERNEL); + if (!bf54x_kpad->keycode) { + error = -ENOMEM; + goto out; + } + + if (!pdata->debounce_time || !pdata->debounce_time > MAX_MULT || + !pdata->coldrive_time || !pdata->coldrive_time > MAX_MULT) { + printk(KERN_ERR DRV_NAME + ": Invalid Debounce/Columdrive Time from pdata\n"); + bfin_write_KPAD_MSEL(0xFF0); /* Default MSEL */ + } else { + bfin_write_KPAD_MSEL( + ((pdata->debounce_time / TIME_SCALE) + & DBON_SCALE) | + (((pdata->coldrive_time / TIME_SCALE) << 8) + & COLDRV_SCALE)); + + } + + if (!pdata->keyup_test_interval) + bf54x_kpad->keyup_test_jiffies = msecs_to_jiffies(50); + else + bf54x_kpad->keyup_test_jiffies = + msecs_to_jiffies(pdata->keyup_test_interval); + + if (peripheral_request_list((u16 *)&per_rows[MAX_RC - pdata->rows], + DRV_NAME)) { + printk(KERN_ERR DRV_NAME + ": Requesting Peripherals failed\n"); + error = -EFAULT; + goto out0; + } + + if (peripheral_request_list((u16 *)&per_cols[MAX_RC - pdata->cols], + DRV_NAME)) { + printk(KERN_ERR DRV_NAME + ": Requesting Peripherals failed\n"); + error = -EFAULT; + goto out1; + } + + bf54x_kpad->irq = platform_get_irq(pdev, 0); + if (bf54x_kpad->irq < 0) { + error = -ENODEV; + goto out2; + } + + error = request_irq(bf54x_kpad->irq, bfin_kpad_isr, + IRQF_SAMPLE_RANDOM, DRV_NAME, pdev); + if (error) { + printk(KERN_ERR DRV_NAME + ": unable to claim irq %d; error %d\n", + bf54x_kpad->irq, error); + error = -EBUSY; + goto out2; + } + + input = input_allocate_device(); + if (!input) { + error = -ENOMEM; + goto out3; + } + + bf54x_kpad->input = input; + + input->name = pdev->name; + input->phys = "bf54x-keys/input0"; + input->dev.parent = &pdev->dev; + + input_set_drvdata(input, bf54x_kpad); + + input->id.bustype = BUS_HOST; + input->id.vendor = 0x0001; + input->id.product = 0x0001; + input->id.version = 0x0100; + + input->keycodesize = sizeof(unsigned short); + input->keycodemax = pdata->keymapsize; + input->keycode = bf54x_kpad->keycode; + + bfin_keycodecpy(bf54x_kpad->keycode, pdata->keymap, pdata->keymapsize); + + /* setup input device */ + __set_bit(EV_KEY, input->evbit); + + if (pdata->repeat) + __set_bit(EV_REP, input->evbit); + + for (i = 0; i < input->keycodemax; i++) + __set_bit(bf54x_kpad->keycode[i] & KEY_MAX, input->keybit); + __clear_bit(KEY_RESERVED, input->keybit); + + error = input_register_device(input); + if (error) { + printk(KERN_ERR DRV_NAME + ": Unable to register input device (%d)\n", error); + goto out4; + } + + /* Init Keypad Key Up/Release test timer */ + + setup_timer(&bf54x_kpad->timer, bfin_kpad_timer, (unsigned long) pdev); + + bfin_write_KPAD_PRESCALE(bfin_kpad_get_prescale(TIME_SCALE)); + + bfin_write_KPAD_CTL((((pdata->cols - 1) << 13) & KPAD_COLEN) | + (((pdata->rows - 1) << 10) & KPAD_ROWEN) | + (2 & KPAD_IRQMODE)); + + bfin_write_KPAD_CTL(bfin_read_KPAD_CTL() | KPAD_EN); + + printk(KERN_ERR DRV_NAME + ": Blackfin BF54x Keypad registered IRQ %d\n", bf54x_kpad->irq); + + return 0; + +out4: + input_free_device(input); +out3: + free_irq(bf54x_kpad->irq, pdev); +out2: + peripheral_free_list((u16 *)&per_cols[MAX_RC - pdata->cols]); +out1: + peripheral_free_list((u16 *)&per_rows[MAX_RC - pdata->rows]); +out0: + kfree(bf54x_kpad->keycode); +out: + kfree(bf54x_kpad); + platform_set_drvdata(pdev, NULL); + + return error; +} + +static int __devexit bfin_kpad_remove(struct platform_device *pdev) +{ + struct bfin_kpad_platform_data *pdata = pdev->dev.platform_data; + struct bf54x_kpad *bf54x_kpad = platform_get_drvdata(pdev); + + del_timer_sync(&bf54x_kpad->timer); + free_irq(bf54x_kpad->irq, pdev); + + input_unregister_device(bf54x_kpad->input); + + peripheral_free_list((u16 *)&per_rows[MAX_RC - pdata->rows]); + peripheral_free_list((u16 *)&per_cols[MAX_RC - pdata->cols]); + + kfree(bf54x_kpad->keycode); + kfree(bf54x_kpad); + platform_set_drvdata(pdev, NULL); + + return 0; +} + +struct platform_driver bfin_kpad_device_driver = { + .probe = bfin_kpad_probe, + .remove = __devexit_p(bfin_kpad_remove), + .driver = { + .name = DRV_NAME, + } +}; + +static int __init bfin_kpad_init(void) +{ + return platform_driver_register(&bfin_kpad_device_driver); +} + +static void __exit bfin_kpad_exit(void) +{ + platform_driver_unregister(&bfin_kpad_device_driver); +} + +module_init(bfin_kpad_init); +module_exit(bfin_kpad_exit); + +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Michael Hennerich <hennerich@blackfin.uclinux.org>"); +MODULE_DESCRIPTION("Keypad driver for BF54x Processors"); diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c index f0b22b8b276..e2a3293bc67 100644 --- a/drivers/input/keyboard/gpio_keys.c +++ b/drivers/input/keyboard/gpio_keys.c @@ -54,6 +54,7 @@ static int __devinit gpio_keys_probe(struct platform_device *pdev) struct gpio_keys_platform_data *pdata = pdev->dev.platform_data; struct input_dev *input; int i, error; + int wakeup = 0; input = input_allocate_device(); if (!input) @@ -77,31 +78,51 @@ static int __devinit gpio_keys_probe(struct platform_device *pdev) int irq = gpio_to_irq(button->gpio); unsigned int type = button->type ?: EV_KEY; - set_irq_type(irq, IRQ_TYPE_EDGE_BOTH); - error = request_irq(irq, gpio_keys_isr, IRQF_SAMPLE_RANDOM, - button->desc ? button->desc : "gpio_keys", - pdev); + if (irq < 0) { + error = irq; + printk(KERN_ERR + "gpio-keys: " + "Unable to get irq number for GPIO %d," + "error %d\n", + button->gpio, error); + goto fail; + } + + error = request_irq(irq, gpio_keys_isr, + IRQF_SAMPLE_RANDOM | IRQF_TRIGGER_RISING | + IRQF_TRIGGER_FALLING, + button->desc ? button->desc : "gpio_keys", + pdev); if (error) { - printk(KERN_ERR "gpio-keys: unable to claim irq %d; error %d\n", + printk(KERN_ERR + "gpio-keys: Unable to claim irq %d; error %d\n", irq, error); goto fail; } + if (button->wakeup) + wakeup = 1; + input_set_capability(input, type, button->code); } error = input_register_device(input); if (error) { - printk(KERN_ERR "Unable to register gpio-keys input device\n"); + printk(KERN_ERR + "gpio-keys: Unable to register input device, " + "error: %d\n", error); goto fail; } + device_init_wakeup(&pdev->dev, wakeup); + return 0; fail: - for (i = i - 1; i >= 0; i--) + while (--i >= 0) free_irq(gpio_to_irq(pdata->buttons[i].gpio), pdev); + platform_set_drvdata(pdev, NULL); input_free_device(input); return error; @@ -113,6 +134,8 @@ static int __devexit gpio_keys_remove(struct platform_device *pdev) struct input_dev *input = platform_get_drvdata(pdev); int i; + device_init_wakeup(&pdev->dev, 0); + for (i = 0; i < pdata->nbuttons; i++) { int irq = gpio_to_irq(pdata->buttons[i].gpio); free_irq(irq, pdev); @@ -123,9 +146,53 @@ static int __devexit gpio_keys_remove(struct platform_device *pdev) return 0; } + +#ifdef CONFIG_PM +static int gpio_keys_suspend(struct platform_device *pdev, pm_message_t state) +{ + struct gpio_keys_platform_data *pdata = pdev->dev.platform_data; + int i; + + if (device_may_wakeup(&pdev->dev)) { + for (i = 0; i < pdata->nbuttons; i++) { + struct gpio_keys_button *button = &pdata->buttons[i]; + if (button->wakeup) { + int irq = gpio_to_irq(button->gpio); + enable_irq_wake(irq); + } + } + } + + return 0; +} + +static int gpio_keys_resume(struct platform_device *pdev) +{ + struct gpio_keys_platform_data *pdata = pdev->dev.platform_data; + int i; + + if (device_may_wakeup(&pdev->dev)) { + for (i = 0; i < pdata->nbuttons; i++) { + struct gpio_keys_button *button = &pdata->buttons[i]; + if (button->wakeup) { + int irq = gpio_to_irq(button->gpio); + disable_irq_wake(irq); + } + } + } + + return 0; +} +#else +#define gpio_keys_suspend NULL +#define gpio_keys_resume NULL +#endif + struct platform_driver gpio_keys_device_driver = { .probe = gpio_keys_probe, .remove = __devexit_p(gpio_keys_remove), + .suspend = gpio_keys_suspend, + .resume = gpio_keys_resume, .driver = { .name = "gpio-keys", } diff --git a/drivers/input/keyboard/jornada680_kbd.c b/drivers/input/keyboard/jornada680_kbd.c new file mode 100644 index 00000000000..bec1cf48372 --- /dev/null +++ b/drivers/input/keyboard/jornada680_kbd.c @@ -0,0 +1,277 @@ +/* + * 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) + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/input.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/init.h> +#include <linux/input-polldev.h> +#include <linux/jiffies.h> +#include <linux/platform_device.h> +#include <linux/interrupt.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, 0, 0, 0, /* 1 -> 8 */ + KEY_F1, KEY_F2, KEY_F3, KEY_F8, KEY_F7, KEY_F2, 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, 0, 0, 0, 0, 0, 0, /* 33 -> 40 */ + 0, 0, 0, KEY_KP4, 0, 0, KEY_LEFTALT, KEY_HANJA, /* 41 -> 48 */ +/* PTE0 */ 0, 0, 0, 0, KEY_FINANCE, 0, 0, 0, /* 49 -> 56 */ + KEY_LEFTCTRL, 0, 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, 0, 0, 0, 0, 0, 0, /* 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_R, /* 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_polled_dev *poll_dev; + 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->poll_dev->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 = (ctrl_inw(PDCR) & (~0xcc0c)); + ec_static = (ctrl_inw(PECR) & (~0xf0cf)); + + for (i = 0; i < 8; i++) { + /* disable output for all but the one we want to scan */ + ctrl_outw((dc_static | *y++), PDCR); + ctrl_outw((ec_static | *y++), PECR); + udelay(5); + + /* Get scanline row */ + ctrl_outb(*t++, PDDR); + ctrl_outb(*t++, PEDR); + udelay(50); + + /* Read data */ + *s++ = ctrl_inb(PCDR); + *s++ = ctrl_inb(PFDR); + } + /* Scan no lines */ + ctrl_outb(0xff, PDDR); + ctrl_outb(0xff, PEDR); + + /* Enable all scanlines */ + ctrl_outw((dc_static | (0x5555 & 0xcc0c)),PDCR); + ctrl_outw((ec_static | (0x5555 & 0xf0cf)),PECR); + + /* Ignore extra keys and events */ + *s++ = ctrl_inb(PGDR); + *s++ = ctrl_inb(PHDR); +} + +static void jornadakbd680_poll(struct input_polled_dev *dev) +{ + struct jornadakbd *jornadakbd = dev->private; + + jornada_scan_keyb(jornadakbd->new_scan); + jornada_parse_kbd(jornadakbd); + memcpy(jornadakbd->old_scan, jornadakbd->new_scan, JORNADA_SCAN_SIZE); +} + +static int __devinit jornada680kbd_probe(struct platform_device *pdev) +{ + struct jornadakbd *jornadakbd; + struct input_polled_dev *poll_dev; + struct input_dev *input_dev; + int i, error; + + jornadakbd = kzalloc(sizeof(struct jornadakbd), GFP_KERNEL); + if (!jornadakbd) + return -ENOMEM; + + poll_dev = input_allocate_polled_device(); + if (!poll_dev) { + error = -ENOMEM; + goto failed; + } + + platform_set_drvdata(pdev, jornadakbd); + + jornadakbd->poll_dev = poll_dev; + + memcpy(jornadakbd->keymap, jornada_scancodes, + sizeof(jornadakbd->keymap)); + + poll_dev->private = jornadakbd; + poll_dev->poll = jornadakbd680_poll; + poll_dev->poll_interval = 50; /* msec */ + + input_dev = poll_dev->input; + 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->dev.parent = &pdev->dev; + 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_register_polled_device(jornadakbd->poll_dev); + if (error) + goto failed; + + return 0; + + failed: + printk(KERN_ERR "Jornadakbd: failed to register driver, error: %d\n", + error); + platform_set_drvdata(pdev, NULL); + input_free_polled_device(poll_dev); + kfree(jornadakbd); + return error; + +} + +static int __devexit jornada680kbd_remove(struct platform_device *pdev) +{ + struct jornadakbd *jornadakbd = platform_get_drvdata(pdev); + + platform_set_drvdata(pdev, NULL); + input_unregister_polled_device(jornadakbd->poll_dev); + input_free_polled_device(jornadakbd->poll_dev); + kfree(jornadakbd); + + return 0; +} + +static struct platform_driver jornada680kbd_driver = { + .driver = { + .name = "jornada680_kbd", + }, + .probe = jornada680kbd_probe, + .remove = __devexit_p(jornada680kbd_remove), +}; + +static int __init jornada680kbd_init(void) +{ + return platform_driver_register(&jornada680kbd_driver); +} + +static void __exit jornada680kbd_exit(void) +{ + platform_driver_unregister(&jornada680kbd_driver); +} + +module_init(jornada680kbd_init); +module_exit(jornada680kbd_exit); + +MODULE_AUTHOR("Kristoffer Ericson <kristoffer.ericson@gmail.com>"); +MODULE_DESCRIPTION("HP Jornada 620/660/680/690 Keyboard Driver"); +MODULE_LICENSE("GPLv2"); diff --git a/drivers/input/keyboard/jornada720_kbd.c b/drivers/input/keyboard/jornada720_kbd.c new file mode 100644 index 00000000000..e6696b3c941 --- /dev/null +++ b/drivers/input/keyboard/jornada720_kbd.c @@ -0,0 +1,185 @@ +/* + * drivers/input/keyboard/jornada720_kbd.c + * + * HP Jornada 720 keyboard platform driver + * + * Copyright (C) 2006/2007 Kristoffer Ericson <Kristoffer.Ericson@Gmail.com> + * + * Copyright (C) 2006 jornada 720 kbd driver by + Filip Zyzniewsk <Filip.Zyzniewski@tefnet.plX + * based on (C) 2004 jornada 720 kbd driver by + Alex Lange <chicken@handhelds.org> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ +#include <linux/device.h> +#include <linux/errno.h> +#include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/init.h> +#include <linux/input.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/platform_device.h> + +#include <asm/arch/jornada720.h> +#include <asm/hardware.h> + +MODULE_AUTHOR("Kristoffer Ericson <Kristoffer.Ericson@gmail.com>"); +MODULE_DESCRIPTION("HP Jornada 710/720/728 keyboard driver"); +MODULE_LICENSE("GPLv2"); + +static unsigned short jornada_std_keymap[128] = { /* ROW */ + 0, KEY_ESC, KEY_F1, KEY_F2, KEY_F3, KEY_F4, KEY_F5, KEY_F6, KEY_F7, /* #1 */ + KEY_F8, KEY_F9, KEY_F10, KEY_F11, KEY_VOLUMEUP, KEY_VOLUMEDOWN, KEY_MUTE, /* -> */ + 0, KEY_1, KEY_2, KEY_3, KEY_4, KEY_5, KEY_6, KEY_7, KEY_8, KEY_9, /* #2 */ + KEY_0, KEY_MINUS, KEY_EQUAL,0, 0, 0, /* -> */ + 0, KEY_Q, KEY_W, KEY_E, KEY_R, KEY_T, KEY_Y, KEY_U, KEY_I, KEY_O, /* #3 */ + KEY_P, KEY_BACKSLASH, KEY_BACKSPACE, 0, 0, 0, /* -> */ + 0, KEY_A, KEY_S, KEY_D, KEY_F, KEY_G, KEY_H, KEY_J, KEY_K, KEY_L, /* #4 */ + KEY_SEMICOLON, KEY_LEFTBRACE, KEY_RIGHTBRACE, 0, 0, 0, /* -> */ + 0, KEY_Z, KEY_X, KEY_C, KEY_V, KEY_B, KEY_N, KEY_M, KEY_COMMA, /* #5 */ + KEY_DOT, KEY_KPMINUS, KEY_APOSTROPHE, KEY_ENTER, 0, 0,0, /* -> */ + 0, KEY_TAB, 0, KEY_LEFTSHIFT, 0, KEY_APOSTROPHE, 0, 0, 0, 0, /* #6 */ + KEY_UP, 0, KEY_RIGHTSHIFT, 0, 0, 0,0, 0, 0, 0, 0, KEY_LEFTALT, KEY_GRAVE, /* -> */ + 0, 0, KEY_LEFT, KEY_DOWN, KEY_RIGHT, 0, 0, 0, 0,0, KEY_KPASTERISK, /* -> */ + KEY_LEFTCTRL, 0, KEY_SPACE, 0, 0, 0, KEY_SLASH, KEY_DELETE, 0, 0, /* -> */ + 0, 0, 0, KEY_POWER, /* -> */ +}; + +struct jornadakbd { + unsigned short keymap[ARRAY_SIZE(jornada_std_keymap)]; + struct input_dev *input; +}; + +static irqreturn_t jornada720_kbd_interrupt(int irq, void *dev_id) +{ + struct platform_device *pdev = dev_id; + struct jornadakbd *jornadakbd = platform_get_drvdata(pdev); + struct input_dev *input = jornadakbd->input; + u8 count, kbd_data, scan_code; + + /* startup ssp with spinlock */ + jornada_ssp_start(); + + if (jornada_ssp_inout(GETSCANKEYCODE) != TXDUMMY) { + printk(KERN_DEBUG + "jornada720_kbd: " + "GetKeycode command failed with ETIMEDOUT, " + "flushed bus\n"); + } else { + /* How many keycodes are waiting for us? */ + count = jornada_ssp_byte(TXDUMMY); + + /* Lets drag them out one at a time */ + while (count--) { + /* Exchange TxDummy for location (keymap[kbddata]) */ + kbd_data = jornada_ssp_byte(TXDUMMY); + scan_code = kbd_data & 0x7f; + + input_event(input, EV_MSC, MSC_SCAN, scan_code); + input_report_key(input, jornadakbd->keymap[scan_code], + !(kbd_data & 0x80)); + input_sync(input); + } + } + + /* release spinlock and turn off ssp */ + jornada_ssp_end(); + + return IRQ_HANDLED; +}; + +static int __devinit jornada720_kbd_probe(struct platform_device *pdev) +{ + struct jornadakbd *jornadakbd; + struct input_dev *input_dev; + int i, err; + + jornadakbd = kzalloc(sizeof(struct jornadakbd), GFP_KERNEL); + input_dev = input_allocate_device(); + if (!jornadakbd || !input_dev) { + err = -ENOMEM; + goto fail1; + } + + platform_set_drvdata(pdev, jornadakbd); + + memcpy(jornadakbd->keymap, jornada_std_keymap, + sizeof(jornada_std_keymap)); + jornadakbd->input = input_dev; + + input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_REP); + input_dev->name = "HP Jornada 720 keyboard"; + input_dev->phys = "jornadakbd/input0"; + input_dev->keycode = jornadakbd->keymap; + input_dev->keycodesize = sizeof(unsigned short); + input_dev->keycodemax = ARRAY_SIZE(jornada_std_keymap); + input_dev->id.bustype = BUS_HOST; + input_dev->dev.parent = &pdev->dev; + + for (i = 0; i < ARRAY_SIZE(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); + + err = request_irq(IRQ_GPIO0, + jornada720_kbd_interrupt, + IRQF_DISABLED | IRQF_TRIGGER_FALLING, + "jornadakbd", pdev); + if (err) { + printk(KERN_INFO "jornadakbd720_kbd: Unable to grab IRQ\n"); + goto fail1; + } + + err = input_register_device(jornadakbd->input); + if (err) + goto fail2; + + return 0; + + fail2: /* IRQ, DEVICE, MEMORY */ + free_irq(IRQ_GPIO0, pdev); + fail1: /* DEVICE, MEMORY */ + platform_set_drvdata(pdev, NULL); + input_free_device(input_dev); + kfree(jornadakbd); + return err; +}; + +static int __devexit jornada720_kbd_remove(struct platform_device *pdev) +{ + struct jornadakbd *jornadakbd = platform_get_drvdata(pdev); + + free_irq(IRQ_GPIO0, pdev); + platform_set_drvdata(pdev, NULL); + input_unregister_device(jornadakbd->input); + kfree(jornadakbd); + + return 0; +} + +static struct platform_driver jornada720_kbd_driver = { + .driver = { + .name = "jornada720_kbd", + }, + .probe = jornada720_kbd_probe, + .remove = __devexit_p(jornada720_kbd_remove), +}; + +static int __init jornada720_kbd_init(void) +{ + return platform_driver_register(&jornada720_kbd_driver); +} + +static void __exit jornada720_kbd_exit(void) +{ + platform_driver_unregister(&jornada720_kbd_driver); +} + +module_init(jornada720_kbd_init); +module_exit(jornada720_kbd_exit); diff --git a/drivers/input/keyboard/maple_keyb.c b/drivers/input/keyboard/maple_keyb.c new file mode 100644 index 00000000000..2b404284c28 --- /dev/null +++ b/drivers/input/keyboard/maple_keyb.c @@ -0,0 +1,252 @@ +/* + * SEGA Dreamcast keyboard driver + * Based on drivers/usb/usbkbd.c + * Copyright YAEGASHI Takeshi, 2001 + * Porting to 2.6 Copyright Adrian McMenamin, 2007 + * + * 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. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see the file COPYING, or write + * to the Free Software Foundation, Inc., + * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <linux/kernel.h> +#include <linux/slab.h> +#include <linux/input.h> +#include <linux/module.h> +#include <linux/init.h> +#include <linux/timer.h> +#include <linux/maple.h> +#include <asm/mach/maple.h> + +/* Very simple mutex to ensure proper cleanup */ +static DEFINE_MUTEX(maple_keyb_mutex); + +#define NR_SCANCODES 256 + +MODULE_AUTHOR("YAEGASHI Takeshi, Adrian McMenamin"); +MODULE_DESCRIPTION("SEGA Dreamcast keyboard driver"); +MODULE_LICENSE("GPL"); + +struct dc_kbd { + struct input_dev *dev; + unsigned short keycode[NR_SCANCODES]; + unsigned char new[8]; + unsigned char old[8]; +}; + +static const unsigned short dc_kbd_keycode[NR_SCANCODES] = { + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_A, KEY_B, KEY_C, KEY_D, + KEY_E, KEY_F, KEY_G, KEY_H, KEY_I, KEY_J, KEY_K, KEY_L, + KEY_M, KEY_N, KEY_O, KEY_P, KEY_Q, KEY_R, KEY_S, KEY_T, + KEY_U, KEY_V, KEY_W, KEY_X, KEY_Y, KEY_Z, KEY_1, KEY_2, + KEY_3, KEY_4, KEY_5, KEY_6, KEY_7, KEY_8, KEY_9, KEY_0, + KEY_ENTER, KEY_ESC, KEY_BACKSPACE, KEY_TAB, KEY_SPACE, KEY_MINUS, KEY_EQUAL, KEY_LEFTBRACE, + KEY_RIGHTBRACE, KEY_BACKSLASH, KEY_BACKSLASH, KEY_SEMICOLON, KEY_APOSTROPHE, KEY_GRAVE, KEY_COMMA, + KEY_DOT, KEY_SLASH, KEY_CAPSLOCK, KEY_F1, KEY_F2, KEY_F3, KEY_F4, KEY_F5, KEY_F6, + KEY_F7, KEY_F8, KEY_F9, KEY_F10, KEY_F11, KEY_F12, KEY_SYSRQ, + KEY_SCROLLLOCK, KEY_PAUSE, KEY_INSERT, KEY_HOME, KEY_PAGEUP, KEY_DELETE, + KEY_END, KEY_PAGEDOWN, KEY_RIGHT, KEY_LEFT, KEY_DOWN, KEY_UP, + KEY_NUMLOCK, KEY_KPSLASH, KEY_KPASTERISK, KEY_KPMINUS, KEY_KPPLUS, KEY_KPENTER, KEY_KP1, KEY_KP2, + KEY_KP3, KEY_KP4, KEY_KP5, KEY_KP6, KEY_KP7, KEY_KP8, KEY_KP9, KEY_KP0, KEY_KPDOT, + KEY_102ND, KEY_COMPOSE, KEY_POWER, KEY_KPEQUAL, KEY_F13, KEY_F14, KEY_F15, + KEY_F16, KEY_F17, KEY_F18, KEY_F19, KEY_F20, + KEY_F21, KEY_F22, KEY_F23, KEY_F24, KEY_OPEN, KEY_HELP, KEY_PROPS, KEY_FRONT, + KEY_STOP, KEY_AGAIN, KEY_UNDO, KEY_CUT, KEY_COPY, KEY_PASTE, KEY_FIND, KEY_MUTE, + KEY_VOLUMEUP, KEY_VOLUMEDOWN, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_KPCOMMA, KEY_RESERVED, KEY_RO, KEY_KATAKANAHIRAGANA , KEY_YEN, + KEY_HENKAN, KEY_MUHENKAN, KEY_KPJPCOMMA, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_HANGEUL, KEY_HANJA, KEY_KATAKANA, KEY_HIRAGANA, KEY_ZENKAKUHANKAKU, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, + KEY_LEFTCTRL, KEY_LEFTSHIFT, KEY_LEFTALT, KEY_LEFTMETA, KEY_RIGHTCTRL, KEY_RIGHTSHIFT, KEY_RIGHTALT, KEY_RIGHTMETA, + KEY_PLAYPAUSE, KEY_STOPCD, KEY_PREVIOUSSONG, KEY_NEXTSONG, KEY_EJECTCD, KEY_VOLUMEUP, KEY_VOLUMEDOWN, KEY_MUTE, + KEY_WWW, KEY_BACK, KEY_FORWARD, KEY_STOP, KEY_FIND, KEY_SCROLLUP, KEY_SCROLLDOWN, KEY_EDIT, KEY_SLEEP, + KEY_SCREENLOCK, KEY_REFRESH, KEY_CALC, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED +}; + +static void dc_scan_kbd(struct dc_kbd *kbd) +{ + struct input_dev *dev = kbd->dev; + void *ptr; + int code, keycode; + int i; + + for (i = 0; i < 8; i++) { + code = i + 224; + keycode = kbd->keycode[code]; + input_event(dev, EV_MSC, MSC_SCAN, code); + input_report_key(dev, keycode, (kbd->new[0] >> i) & 1); + } + + for (i = 2; i < 8; i++) { + ptr = memchr(kbd->new + 2, kbd->old[i], 6); + code = kbd->old[i]; + if (code > 3 && ptr == NULL) { + keycode = kbd->keycode[code]; + if (keycode) { + input_event(dev, EV_MSC, MSC_SCAN, code); + input_report_key(dev, keycode, 0); + } else + printk(KERN_DEBUG "maple_keyb: " + "Unknown key (scancode %#x) released.", + code); + } + ptr = memchr(kbd->old + 2, kbd->new[i], 6); + code = kbd->new[i]; + if (code > 3 && ptr) { + keycode = kbd->keycode[code]; + if (keycode) { + input_event(dev, EV_MSC, MSC_SCAN, code); + input_report_key(dev, keycode, 1); + } else + printk(KERN_DEBUG "maple_keyb: " + "Unknown key (scancode %#x) pressed.", + code); + } + } + input_sync(dev); + memcpy(kbd->old, kbd->new, 8); +} + +static void dc_kbd_callback(struct mapleq *mq) +{ + struct maple_device *mapledev = mq->dev; + struct dc_kbd *kbd = mapledev->private_data; + unsigned long *buf = mq->recvbuf; + + /* + * We should always be getting the lock because the only + * time it may be locked if driver is in cleanup phase. + */ + if (likely(mutex_trylock(&maple_keyb_mutex))) { + + if (buf[1] == mapledev->function) { + memcpy(kbd->new, buf + 2, 8); + dc_scan_kbd(kbd); + } + + mutex_unlock(&maple_keyb_mutex); + } +} + +static int dc_kbd_connect(struct maple_device *mdev) +{ + int i, error; + struct dc_kbd *kbd; + struct input_dev *dev; + + if (!(mdev->function & MAPLE_FUNC_KEYBOARD)) + return -EINVAL; + + kbd = kzalloc(sizeof(struct dc_kbd), GFP_KERNEL); + dev = input_allocate_device(); + if (!kbd || !dev) { + error = -ENOMEM; + goto fail; + } + + mdev->private_data = kbd; + + kbd->dev = dev; + memcpy(kbd->keycode, dc_kbd_keycode, sizeof(kbd->keycode)); + + dev->name = mdev->product_name; + dev->evbit[0] = BIT(EV_KEY) | BIT(EV_REP); + dev->keycode = kbd->keycode; + dev->keycodesize = sizeof (unsigned short); + dev->keycodemax = ARRAY_SIZE(kbd->keycode); + dev->id.bustype = BUS_HOST; + dev->dev.parent = &mdev->dev; + + for (i = 0; i < NR_SCANCODES; i++) + __set_bit(dc_kbd_keycode[i], dev->keybit); + __clear_bit(KEY_RESERVED, dev->keybit); + + input_set_capability(dev, EV_MSC, MSC_SCAN); + input_set_drvdata(dev, kbd); + + error = input_register_device(dev); + if (error) + goto fail; + + /* Maple polling is locked to VBLANK - which may be just 50/s */ + maple_getcond_callback(mdev, dc_kbd_callback, HZ/50, MAPLE_FUNC_KEYBOARD); + return 0; + + fail: + input_free_device(dev); + kfree(kbd); + mdev->private_data = NULL; + return error; +} + +static void dc_kbd_disconnect(struct maple_device *mdev) +{ + struct dc_kbd *kbd; + + mutex_lock(&maple_keyb_mutex); + + kbd = mdev->private_data; + mdev->private_data = NULL; + input_unregister_device(kbd->dev); + kfree(kbd); + + mutex_unlock(&maple_keyb_mutex); +} + +/* allow the keyboard to be used */ +static int probe_maple_kbd(struct device *dev) +{ + struct maple_device *mdev = to_maple_dev(dev); + struct maple_driver *mdrv = to_maple_driver(dev->driver); + int error; + + error = dc_kbd_connect(mdev); + if (error) + return error; + + mdev->driver = mdrv; + mdev->registered = 1; + + return 0; +} + +static struct maple_driver dc_kbd_driver = { + .function = MAPLE_FUNC_KEYBOARD, + .connect = dc_kbd_connect, + .disconnect = dc_kbd_disconnect, + .drv = { + .name = "Dreamcast_keyboard", + .probe = probe_maple_kbd, + }, +}; + +static int __init dc_kbd_init(void) +{ + return maple_driver_register(&dc_kbd_driver.drv); +} + +static void __exit dc_kbd_exit(void) +{ + driver_unregister(&dc_kbd_driver.drv); +} + +module_init(dc_kbd_init); +module_exit(dc_kbd_exit); diff --git a/drivers/input/keyboard/omap-keypad.c b/drivers/input/keyboard/omap-keypad.c index 3a228634f10..76f1969552c 100644 --- a/drivers/input/keyboard/omap-keypad.c +++ b/drivers/input/keyboard/omap-keypad.c @@ -233,7 +233,7 @@ static void omap_kp_tasklet(unsigned long data) omap_writew(0, OMAP_MPUIO_BASE + OMAP_MPUIO_KBD_MASKIT); kp_cur_group = -1; } - } + } } static ssize_t omap_kp_enable_show(struct device *dev, @@ -318,7 +318,7 @@ static int __init omap_kp_probe(struct platform_device *pdev) keymap = pdata->keymap; if (pdata->rep) - set_bit(EV_REP, input_dev->evbit); + __set_bit(EV_REP, input_dev->evbit); if (pdata->delay) omap_kp->delay = pdata->delay; @@ -365,9 +365,9 @@ static int __init omap_kp_probe(struct platform_device *pdev) goto err2; /* setup input device */ - set_bit(EV_KEY, input_dev->evbit); + __set_bit(EV_KEY, input_dev->evbit); for (i = 0; keymap[i] != 0; i++) - set_bit(keymap[i] & KEY_MAX, input_dev->keybit); + __set_bit(keymap[i] & KEY_MAX, input_dev->keybit); input_dev->name = "omap-keypad"; input_dev->phys = "omap-keypad/input0"; input_dev->dev.parent = &pdev->dev; @@ -377,10 +377,6 @@ static int __init omap_kp_probe(struct platform_device *pdev) input_dev->id.product = 0x0001; input_dev->id.version = 0x0100; - input_dev->keycode = keymap; - input_dev->keycodesize = sizeof(unsigned int); - input_dev->keycodemax = pdata->keymapsize; - ret = input_register_device(omap_kp->input); if (ret < 0) { printk(KERN_ERR "Unable to register omap-keypad input device\n"); @@ -403,15 +399,15 @@ static int __init omap_kp_probe(struct platform_device *pdev) } else { for (irq_idx = 0; irq_idx < omap_kp->rows; irq_idx++) { if (request_irq(OMAP_GPIO_IRQ(row_gpios[irq_idx]), - omap_kp_interrupt, + omap_kp_interrupt, IRQF_TRIGGER_FALLING, - "omap-keypad", omap_kp) < 0) + "omap-keypad", omap_kp) < 0) goto err5; } } return 0; err5: - for (i = irq_idx-1; i >=0; i--) + for (i = irq_idx - 1; i >=0; i--) free_irq(row_gpios[i], 0); err4: input_unregister_device(omap_kp->input); @@ -440,9 +436,9 @@ static int omap_kp_remove(struct platform_device *pdev) if (cpu_is_omap24xx()) { int i; for (i = 0; i < omap_kp->cols; i++) - omap_free_gpio(col_gpios[i]); + omap_free_gpio(col_gpios[i]); for (i = 0; i < omap_kp->rows; i++) { - omap_free_gpio(row_gpios[i]); + omap_free_gpio(row_gpios[i]); free_irq(OMAP_GPIO_IRQ(row_gpios[i]), 0); } } else { |