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authorSrikant Patnaik2015-01-11 12:28:04 +0530
committerSrikant Patnaik2015-01-11 12:28:04 +0530
commit871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch)
tree8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/drivers/input/keyboard/hilkbd.c
parent9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff)
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Moved, renamed, and deleted files
The original directory structure was scattered and unorganized. Changes are basically to make it look like kernel structure.
Diffstat (limited to 'ANDROID_3.4.5/drivers/input/keyboard/hilkbd.c')
-rw-r--r--ANDROID_3.4.5/drivers/input/keyboard/hilkbd.c398
1 files changed, 0 insertions, 398 deletions
diff --git a/ANDROID_3.4.5/drivers/input/keyboard/hilkbd.c b/ANDROID_3.4.5/drivers/input/keyboard/hilkbd.c
deleted file mode 100644
index 5f72440b..00000000
--- a/ANDROID_3.4.5/drivers/input/keyboard/hilkbd.c
+++ /dev/null
@@ -1,398 +0,0 @@
-/*
- * linux/drivers/hil/hilkbd.c
- *
- * Copyright (C) 1998 Philip Blundell <philb@gnu.org>
- * Copyright (C) 1999 Matthew Wilcox <willy@bofh.ai>
- * Copyright (C) 1999-2007 Helge Deller <deller@gmx.de>
- *
- * Very basic HP Human Interface Loop (HIL) driver.
- * This driver handles the keyboard on HP300 (m68k) and on some
- * HP700 (parisc) series machines.
- *
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License version 2. See the file COPYING in the main directory of this
- * archive for more details.
- */
-
-#include <linux/pci_ids.h>
-#include <linux/ioport.h>
-#include <linux/module.h>
-#include <linux/errno.h>
-#include <linux/input.h>
-#include <linux/init.h>
-#include <linux/interrupt.h>
-#include <linux/hil.h>
-#include <linux/io.h>
-#include <linux/sched.h>
-#include <linux/spinlock.h>
-#include <asm/irq.h>
-#ifdef CONFIG_HP300
-#include <asm/hwtest.h>
-#endif
-
-
-MODULE_AUTHOR("Philip Blundell, Matthew Wilcox, Helge Deller");
-MODULE_DESCRIPTION("HIL keyboard driver (basic functionality)");
-MODULE_LICENSE("GPL v2");
-
-
-#if defined(CONFIG_PARISC)
-
- #include <asm/io.h>
- #include <asm/hardware.h>
- #include <asm/parisc-device.h>
- static unsigned long hil_base; /* HPA for the HIL device */
- static unsigned int hil_irq;
- #define HILBASE hil_base /* HPPA (parisc) port address */
- #define HIL_DATA 0x800
- #define HIL_CMD 0x801
- #define HIL_IRQ hil_irq
- #define hil_readb(p) gsc_readb(p)
- #define hil_writeb(v,p) gsc_writeb((v),(p))
-
-#elif defined(CONFIG_HP300)
-
- #define HILBASE 0xf0428000UL /* HP300 (m68k) port address */
- #define HIL_DATA 0x1
- #define HIL_CMD 0x3
- #define HIL_IRQ 2
- #define hil_readb(p) readb(p)
- #define hil_writeb(v,p) writeb((v),(p))
-
-#else
-#error "HIL is not supported on this platform"
-#endif
-
-
-
-/* HIL helper functions */
-
-#define hil_busy() (hil_readb(HILBASE + HIL_CMD) & HIL_BUSY)
-#define hil_data_available() (hil_readb(HILBASE + HIL_CMD) & HIL_DATA_RDY)
-#define hil_status() (hil_readb(HILBASE + HIL_CMD))
-#define hil_command(x) do { hil_writeb((x), HILBASE + HIL_CMD); } while (0)
-#define hil_read_data() (hil_readb(HILBASE + HIL_DATA))
-#define hil_write_data(x) do { hil_writeb((x), HILBASE + HIL_DATA); } while (0)
-
-/* HIL constants */
-
-#define HIL_BUSY 0x02
-#define HIL_DATA_RDY 0x01
-
-#define HIL_SETARD 0xA0 /* set auto-repeat delay */
-#define HIL_SETARR 0xA2 /* set auto-repeat rate */
-#define HIL_SETTONE 0xA3 /* set tone generator */
-#define HIL_CNMT 0xB2 /* clear nmi */
-#define HIL_INTON 0x5C /* Turn on interrupts. */
-#define HIL_INTOFF 0x5D /* Turn off interrupts. */
-
-#define HIL_READKBDSADR 0xF9
-#define HIL_WRITEKBDSADR 0xE9
-
-static unsigned int hphilkeyb_keycode[HIL_KEYCODES_SET1_TBLSIZE] __read_mostly =
- { HIL_KEYCODES_SET1 };
-
-/* HIL structure */
-static struct {
- struct input_dev *dev;
-
- unsigned int curdev;
-
- unsigned char s;
- unsigned char c;
- int valid;
-
- unsigned char data[16];
- unsigned int ptr;
- spinlock_t lock;
-
- void *dev_id; /* native bus device */
-} hil_dev;
-
-
-static void poll_finished(void)
-{
- int down;
- int key;
- unsigned char scode;
-
- switch (hil_dev.data[0]) {
- case 0x40:
- down = (hil_dev.data[1] & 1) == 0;
- scode = hil_dev.data[1] >> 1;
- key = hphilkeyb_keycode[scode];
- input_report_key(hil_dev.dev, key, down);
- break;
- }
- hil_dev.curdev = 0;
-}
-
-
-static inline void handle_status(unsigned char s, unsigned char c)
-{
- if (c & 0x8) {
- /* End of block */
- if (c & 0x10)
- poll_finished();
- } else {
- if (c & 0x10) {
- if (hil_dev.curdev)
- poll_finished(); /* just in case */
- hil_dev.curdev = c & 7;
- hil_dev.ptr = 0;
- }
- }
-}
-
-
-static inline void handle_data(unsigned char s, unsigned char c)
-{
- if (hil_dev.curdev) {
- hil_dev.data[hil_dev.ptr++] = c;
- hil_dev.ptr &= 15;
- }
-}
-
-
-/* handle HIL interrupts */
-static irqreturn_t hil_interrupt(int irq, void *handle)
-{
- unsigned char s, c;
-
- s = hil_status();
- c = hil_read_data();
-
- switch (s >> 4) {
- case 0x5:
- handle_status(s, c);
- break;
- case 0x6:
- handle_data(s, c);
- break;
- case 0x4:
- hil_dev.s = s;
- hil_dev.c = c;
- mb();
- hil_dev.valid = 1;
- break;
- }
- return IRQ_HANDLED;
-}
-
-
-/* send a command to the HIL */
-static void hil_do(unsigned char cmd, unsigned char *data, unsigned int len)
-{
- unsigned long flags;
-
- spin_lock_irqsave(&hil_dev.lock, flags);
- while (hil_busy())
- /* wait */;
- hil_command(cmd);
- while (len--) {
- while (hil_busy())
- /* wait */;
- hil_write_data(*(data++));
- }
- spin_unlock_irqrestore(&hil_dev.lock, flags);
-}
-
-
-/* initialize HIL */
-static int __devinit hil_keyb_init(void)
-{
- unsigned char c;
- unsigned int i, kbid;
- wait_queue_head_t hil_wait;
- int err;
-
- if (hil_dev.dev)
- return -ENODEV; /* already initialized */
-
- init_waitqueue_head(&hil_wait);
- spin_lock_init(&hil_dev.lock);
-
- hil_dev.dev = input_allocate_device();
- if (!hil_dev.dev)
- return -ENOMEM;
-
- err = request_irq(HIL_IRQ, hil_interrupt, 0, "hil", hil_dev.dev_id);
- if (err) {
- printk(KERN_ERR "HIL: Can't get IRQ\n");
- goto err1;
- }
-
- /* Turn on interrupts */
- hil_do(HIL_INTON, NULL, 0);
-
- /* Look for keyboards */
- hil_dev.valid = 0; /* clear any pending data */
- hil_do(HIL_READKBDSADR, NULL, 0);
-
- wait_event_interruptible_timeout(hil_wait, hil_dev.valid, 3 * HZ);
- if (!hil_dev.valid)
- printk(KERN_WARNING "HIL: timed out, assuming no keyboard present\n");
-
- c = hil_dev.c;
- hil_dev.valid = 0;
- if (c == 0) {
- kbid = -1;
- printk(KERN_WARNING "HIL: no keyboard present\n");
- } else {
- kbid = ffz(~c);
- printk(KERN_INFO "HIL: keyboard found at id %d\n", kbid);
- }
-
- /* set it to raw mode */
- c = 0;
- hil_do(HIL_WRITEKBDSADR, &c, 1);
-
- for (i = 0; i < HIL_KEYCODES_SET1_TBLSIZE; i++)
- if (hphilkeyb_keycode[i] != KEY_RESERVED)
- __set_bit(hphilkeyb_keycode[i], hil_dev.dev->keybit);
-
- hil_dev.dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REP);
- hil_dev.dev->ledbit[0] = BIT_MASK(LED_NUML) | BIT_MASK(LED_CAPSL) |
- BIT_MASK(LED_SCROLLL);
- hil_dev.dev->keycodemax = HIL_KEYCODES_SET1_TBLSIZE;
- hil_dev.dev->keycodesize= sizeof(hphilkeyb_keycode[0]);
- hil_dev.dev->keycode = hphilkeyb_keycode;
- hil_dev.dev->name = "HIL keyboard";
- hil_dev.dev->phys = "hpkbd/input0";
-
- hil_dev.dev->id.bustype = BUS_HIL;
- hil_dev.dev->id.vendor = PCI_VENDOR_ID_HP;
- hil_dev.dev->id.product = 0x0001;
- hil_dev.dev->id.version = 0x0010;
-
- err = input_register_device(hil_dev.dev);
- if (err) {
- printk(KERN_ERR "HIL: Can't register device\n");
- goto err2;
- }
-
- printk(KERN_INFO "input: %s, ID %d at 0x%08lx (irq %d) found and attached\n",
- hil_dev.dev->name, kbid, HILBASE, HIL_IRQ);
-
- return 0;
-
-err2:
- hil_do(HIL_INTOFF, NULL, 0);
- free_irq(HIL_IRQ, hil_dev.dev_id);
-err1:
- input_free_device(hil_dev.dev);
- hil_dev.dev = NULL;
- return err;
-}
-
-static void __devexit hil_keyb_exit(void)
-{
- if (HIL_IRQ)
- free_irq(HIL_IRQ, hil_dev.dev_id);
-
- /* Turn off interrupts */
- hil_do(HIL_INTOFF, NULL, 0);
-
- input_unregister_device(hil_dev.dev);
- hil_dev.dev = NULL;
-}
-
-#if defined(CONFIG_PARISC)
-static int __devinit hil_probe_chip(struct parisc_device *dev)
-{
- /* Only allow one HIL keyboard */
- if (hil_dev.dev)
- return -ENODEV;
-
- if (!dev->irq) {
- printk(KERN_WARNING "HIL: IRQ not found for HIL bus at 0x%p\n",
- (void *)dev->hpa.start);
- return -ENODEV;
- }
-
- hil_base = dev->hpa.start;
- hil_irq = dev->irq;
- hil_dev.dev_id = dev;
-
- printk(KERN_INFO "Found HIL bus at 0x%08lx, IRQ %d\n", hil_base, hil_irq);
-
- return hil_keyb_init();
-}
-
-static int __devexit hil_remove_chip(struct parisc_device *dev)
-{
- hil_keyb_exit();
-
- return 0;
-}
-
-static struct parisc_device_id hil_tbl[] = {
- { HPHW_FIO, HVERSION_REV_ANY_ID, HVERSION_ANY_ID, 0x00073 },
- { 0, }
-};
-
-#if 0
-/* Disabled to avoid conflicts with the HP SDC HIL drivers */
-MODULE_DEVICE_TABLE(parisc, hil_tbl);
-#endif
-
-static struct parisc_driver hil_driver = {
- .name = "hil",
- .id_table = hil_tbl,
- .probe = hil_probe_chip,
- .remove = __devexit_p(hil_remove_chip),
-};
-
-static int __init hil_init(void)
-{
- return register_parisc_driver(&hil_driver);
-}
-
-static void __exit hil_exit(void)
-{
- unregister_parisc_driver(&hil_driver);
-}
-
-#else /* !CONFIG_PARISC */
-
-static int __init hil_init(void)
-{
- int error;
-
- /* Only allow one HIL keyboard */
- if (hil_dev.dev)
- return -EBUSY;
-
- if (!MACH_IS_HP300)
- return -ENODEV;
-
- if (!hwreg_present((void *)(HILBASE + HIL_DATA))) {
- printk(KERN_ERR "HIL: hardware register was not found\n");
- return -ENODEV;
- }
-
- if (!request_region(HILBASE + HIL_DATA, 2, "hil")) {
- printk(KERN_ERR "HIL: IOPORT region already used\n");
- return -EIO;
- }
-
- error = hil_keyb_init();
- if (error) {
- release_region(HILBASE + HIL_DATA, 2);
- return error;
- }
-
- return 0;
-}
-
-static void __exit hil_exit(void)
-{
- hil_keyb_exit();
- release_region(HILBASE + HIL_DATA, 2);
-}
-
-#endif /* CONFIG_PARISC */
-
-module_init(hil_init);
-module_exit(hil_exit);