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tmp_suning_uos_patched/drivers/media/video/bttv-input.c
Julian Calaby 2d05ae6b5b V4L/DVB (3340): Add bttv card MagicTV (rebranded MachTV) 
- Add bttv card MagicTV (rebranded MachTV)

Signed-off-by: Julian Calaby <julian.calaby@gmail.com>
Signed-off-by: Michael Krufky <mkrufky@m1k.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
2006-01-11 19:40:09 -02:00

695 lines
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C
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/*
*
* Copyright (c) 2003 Gerd Knorr
* Copyright (c) 2003 Pavel Machek
*
* 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, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/interrupt.h>
#include <linux/input.h>
#include "bttv.h"
#include "bttvp.h"
/* ---------------------------------------------------------------------- */
static IR_KEYTAB_TYPE ir_codes_avermedia[IR_KEYTAB_SIZE] = {
[ 34 ] = KEY_KP0,
[ 40 ] = KEY_KP1,
[ 24 ] = KEY_KP2,
[ 56 ] = KEY_KP3,
[ 36 ] = KEY_KP4,
[ 20 ] = KEY_KP5,
[ 52 ] = KEY_KP6,
[ 44 ] = KEY_KP7,
[ 28 ] = KEY_KP8,
[ 60 ] = KEY_KP9,
[ 48 ] = KEY_EJECTCD, // Unmarked on my controller
[ 0 ] = KEY_POWER,
[ 18 ] = BTN_LEFT, // DISPLAY/L
[ 50 ] = BTN_RIGHT, // LOOP/R
[ 10 ] = KEY_MUTE,
[ 38 ] = KEY_RECORD,
[ 22 ] = KEY_PAUSE,
[ 54 ] = KEY_STOP,
[ 30 ] = KEY_VOLUMEDOWN,
[ 62 ] = KEY_VOLUMEUP,
[ 32 ] = KEY_TUNER, // TV/FM
[ 16 ] = KEY_CD,
[ 8 ] = KEY_VIDEO,
[ 4 ] = KEY_AUDIO,
[ 12 ] = KEY_ZOOM, // full screen
[ 2 ] = KEY_INFO, // preview
[ 42 ] = KEY_SEARCH, // autoscan
[ 26 ] = KEY_STOP, // freeze
[ 58 ] = KEY_RECORD, // capture
[ 6 ] = KEY_PLAY, // unmarked
[ 46 ] = KEY_RED, // unmarked
[ 14 ] = KEY_GREEN, // unmarked
[ 33 ] = KEY_YELLOW, // unmarked
[ 17 ] = KEY_CHANNELDOWN,
[ 49 ] = KEY_CHANNELUP,
[ 1 ] = KEY_BLUE, // unmarked
};
/* Matt Jesson <dvb@jesson.eclipse.co.uk */
static IR_KEYTAB_TYPE ir_codes_avermedia_dvbt[IR_KEYTAB_SIZE] = {
[ 0x28 ] = KEY_KP0, //'0' / 'enter'
[ 0x22 ] = KEY_KP1, //'1'
[ 0x12 ] = KEY_KP2, //'2' / 'up arrow'
[ 0x32 ] = KEY_KP3, //'3'
[ 0x24 ] = KEY_KP4, //'4' / 'left arrow'
[ 0x14 ] = KEY_KP5, //'5'
[ 0x34 ] = KEY_KP6, //'6' / 'right arrow'
[ 0x26 ] = KEY_KP7, //'7'
[ 0x16 ] = KEY_KP8, //'8' / 'down arrow'
[ 0x36 ] = KEY_KP9, //'9'
[ 0x20 ] = KEY_LIST, // 'source'
[ 0x10 ] = KEY_TEXT, // 'teletext'
[ 0x00 ] = KEY_POWER, // 'power'
[ 0x04 ] = KEY_AUDIO, // 'audio'
[ 0x06 ] = KEY_ZOOM, // 'full screen'
[ 0x18 ] = KEY_VIDEO, // 'display'
[ 0x38 ] = KEY_SEARCH, // 'loop'
[ 0x08 ] = KEY_INFO, // 'preview'
[ 0x2a ] = KEY_REWIND, // 'backward <<'
[ 0x1a ] = KEY_FASTFORWARD, // 'forward >>'
[ 0x3a ] = KEY_RECORD, // 'capture'
[ 0x0a ] = KEY_MUTE, // 'mute'
[ 0x2c ] = KEY_RECORD, // 'record'
[ 0x1c ] = KEY_PAUSE, // 'pause'
[ 0x3c ] = KEY_STOP, // 'stop'
[ 0x0c ] = KEY_PLAY, // 'play'
[ 0x2e ] = KEY_RED, // 'red'
[ 0x01 ] = KEY_BLUE, // 'blue' / 'cancel'
[ 0x0e ] = KEY_YELLOW, // 'yellow' / 'ok'
[ 0x21 ] = KEY_GREEN, // 'green'
[ 0x11 ] = KEY_CHANNELDOWN, // 'channel -'
[ 0x31 ] = KEY_CHANNELUP, // 'channel +'
[ 0x1e ] = KEY_VOLUMEDOWN, // 'volume -'
[ 0x3e ] = KEY_VOLUMEUP, // 'volume +'
};
/* Attila Kondoros <attila.kondoros@chello.hu> */
static IR_KEYTAB_TYPE ir_codes_apac_viewcomp[IR_KEYTAB_SIZE] = {
[ 1 ] = KEY_KP1,
[ 2 ] = KEY_KP2,
[ 3 ] = KEY_KP3,
[ 4 ] = KEY_KP4,
[ 5 ] = KEY_KP5,
[ 6 ] = KEY_KP6,
[ 7 ] = KEY_KP7,
[ 8 ] = KEY_KP8,
[ 9 ] = KEY_KP9,
[ 0 ] = KEY_KP0,
[ 23 ] = KEY_LAST, // +100
[ 10 ] = KEY_LIST, // recall
[ 28 ] = KEY_TUNER, // TV/FM
[ 21 ] = KEY_SEARCH, // scan
[ 18 ] = KEY_POWER, // power
[ 31 ] = KEY_VOLUMEDOWN, // vol up
[ 27 ] = KEY_VOLUMEUP, // vol down
[ 30 ] = KEY_CHANNELDOWN, // chn up
[ 26 ] = KEY_CHANNELUP, // chn down
[ 17 ] = KEY_VIDEO, // video
[ 15 ] = KEY_ZOOM, // full screen
[ 19 ] = KEY_MUTE, // mute/unmute
[ 16 ] = KEY_TEXT, // min
[ 13 ] = KEY_STOP, // freeze
[ 14 ] = KEY_RECORD, // record
[ 29 ] = KEY_PLAYPAUSE, // stop
[ 25 ] = KEY_PLAY, // play
[ 22 ] = KEY_GOTO, // osd
[ 20 ] = KEY_REFRESH, // default
[ 12 ] = KEY_KPPLUS, // fine tune >>>>
[ 24 ] = KEY_KPMINUS // fine tune <<<<
};
/* ---------------------------------------------------------------------- */
static IR_KEYTAB_TYPE ir_codes_conceptronic[IR_KEYTAB_SIZE] = {
[ 30 ] = KEY_POWER, // power
[ 7 ] = KEY_MEDIA, // source
[ 28 ] = KEY_SEARCH, // scan
/* FIXME: duplicate keycodes?
*
* These four keys seem to share the same GPIO as CH+, CH-, <<< and >>>
* The GPIO values are
* 6397fb for both "Scan <" and "CH -",
* 639ffb for "Scan >" and "CH+",
* 6384fb for "Tune <" and "<<<",
* 638cfb for "Tune >" and ">>>", regardless of the mask.
*
* [ 23 ] = KEY_BACK, // fm scan <<
* [ 31 ] = KEY_FORWARD, // fm scan >>
*
* [ 4 ] = KEY_LEFT, // fm tuning <
* [ 12 ] = KEY_RIGHT, // fm tuning >
*
* For now, these four keys are disabled. Pressing them will generate
* the CH+/CH-/<<</>>> events
*/
[ 3 ] = KEY_TUNER, // TV/FM
[ 0 ] = KEY_RECORD,
[ 8 ] = KEY_STOP,
[ 17 ] = KEY_PLAY,
[ 26 ] = KEY_PLAYPAUSE, // freeze
[ 25 ] = KEY_ZOOM, // zoom
[ 15 ] = KEY_TEXT, // min
[ 1 ] = KEY_KP1,
[ 11 ] = KEY_KP2,
[ 27 ] = KEY_KP3,
[ 5 ] = KEY_KP4,
[ 9 ] = KEY_KP5,
[ 21 ] = KEY_KP6,
[ 6 ] = KEY_KP7,
[ 10 ] = KEY_KP8,
[ 18 ] = KEY_KP9,
[ 2 ] = KEY_KP0,
[ 16 ] = KEY_LAST, // +100
[ 19 ] = KEY_LIST, // recall
[ 31 ] = KEY_CHANNELUP, // chn down
[ 23 ] = KEY_CHANNELDOWN, // chn up
[ 22 ] = KEY_VOLUMEUP, // vol down
[ 20 ] = KEY_VOLUMEDOWN, // vol up
[ 4 ] = KEY_KPMINUS, // <<<
[ 14 ] = KEY_SETUP, // function
[ 12 ] = KEY_KPPLUS, // >>>
[ 13 ] = KEY_GOTO, // mts
[ 29 ] = KEY_REFRESH, // reset
[ 24 ] = KEY_MUTE // mute/unmute
};
static IR_KEYTAB_TYPE ir_codes_nebula[IR_KEYTAB_SIZE] = {
[0x00] = KEY_KP0,
[0x01] = KEY_KP1,
[0x02] = KEY_KP2,
[0x03] = KEY_KP3,
[0x04] = KEY_KP4,
[0x05] = KEY_KP5,
[0x06] = KEY_KP6,
[0x07] = KEY_KP7,
[0x08] = KEY_KP8,
[0x09] = KEY_KP9,
[0x0a] = KEY_TV,
[0x0b] = KEY_AUX,
[0x0c] = KEY_DVD,
[0x0d] = KEY_POWER,
[0x0e] = KEY_MHP, /* labelled 'Picture' */
[0x0f] = KEY_AUDIO,
[0x10] = KEY_INFO,
[0x11] = KEY_F13, /* 16:9 */
[0x12] = KEY_F14, /* 14:9 */
[0x13] = KEY_EPG,
[0x14] = KEY_EXIT,
[0x15] = KEY_MENU,
[0x16] = KEY_UP,
[0x17] = KEY_DOWN,
[0x18] = KEY_LEFT,
[0x19] = KEY_RIGHT,
[0x1a] = KEY_ENTER,
[0x1b] = KEY_CHANNELUP,
[0x1c] = KEY_CHANNELDOWN,
[0x1d] = KEY_VOLUMEUP,
[0x1e] = KEY_VOLUMEDOWN,
[0x1f] = KEY_RED,
[0x20] = KEY_GREEN,
[0x21] = KEY_YELLOW,
[0x22] = KEY_BLUE,
[0x23] = KEY_SUBTITLE,
[0x24] = KEY_F15, /* AD */
[0x25] = KEY_TEXT,
[0x26] = KEY_MUTE,
[0x27] = KEY_REWIND,
[0x28] = KEY_STOP,
[0x29] = KEY_PLAY,
[0x2a] = KEY_FASTFORWARD,
[0x2b] = KEY_F16, /* chapter */
[0x2c] = KEY_PAUSE,
[0x2d] = KEY_PLAY,
[0x2e] = KEY_RECORD,
[0x2f] = KEY_F17, /* picture in picture */
[0x30] = KEY_KPPLUS, /* zoom in */
[0x31] = KEY_KPMINUS, /* zoom out */
[0x32] = KEY_F18, /* capture */
[0x33] = KEY_F19, /* web */
[0x34] = KEY_EMAIL,
[0x35] = KEY_PHONE,
[0x36] = KEY_PC
};
static int debug;
module_param(debug, int, 0644); /* debug level (0,1,2) */
static int repeat_delay = 500;
module_param(repeat_delay, int, 0644);
static int repeat_period = 33;
module_param(repeat_period, int, 0644);
#define DEVNAME "bttv-input"
/* ---------------------------------------------------------------------- */
static void ir_handle_key(struct bttv *btv)
{
struct bttv_ir *ir = btv->remote;
u32 gpio,data;
/* read gpio value */
gpio = bttv_gpio_read(&btv->c);
if (ir->polling) {
if (ir->last_gpio == gpio)
return;
ir->last_gpio = gpio;
}
/* extract data */
data = ir_extract_bits(gpio, ir->mask_keycode);
dprintk(KERN_INFO DEVNAME ": irq gpio=0x%x code=%d | %s%s%s\n",
gpio, data,
ir->polling ? "poll" : "irq",
(gpio & ir->mask_keydown) ? " down" : "",
(gpio & ir->mask_keyup) ? " up" : "");
if ((ir->mask_keydown && (0 != (gpio & ir->mask_keydown))) ||
(ir->mask_keyup && (0 == (gpio & ir->mask_keyup)))) {
ir_input_keydown(ir->dev,&ir->ir,data,data);
} else {
ir_input_nokey(ir->dev,&ir->ir);
}
}
void bttv_input_irq(struct bttv *btv)
{
struct bttv_ir *ir = btv->remote;
if (!ir->polling)
ir_handle_key(btv);
}
static void bttv_input_timer(unsigned long data)
{
struct bttv *btv = (struct bttv*)data;
struct bttv_ir *ir = btv->remote;
unsigned long timeout;
ir_handle_key(btv);
timeout = jiffies + (ir->polling * HZ / 1000);
mod_timer(&ir->timer, timeout);
}
/* ---------------------------------------------------------------*/
static int rc5_remote_gap = 885;
module_param(rc5_remote_gap, int, 0644);
static int rc5_key_timeout = 200;
module_param(rc5_key_timeout, int, 0644);
#define RC5_START(x) (((x)>>12)&3)
#define RC5_TOGGLE(x) (((x)>>11)&1)
#define RC5_ADDR(x) (((x)>>6)&31)
#define RC5_INSTR(x) ((x)&63)
/* decode raw bit pattern to RC5 code */
static u32 rc5_decode(unsigned int code)
{
unsigned int org_code = code;
unsigned int pair;
unsigned int rc5 = 0;
int i;
code = (code << 1) | 1;
for (i = 0; i < 14; ++i) {
pair = code & 0x3;
code >>= 2;
rc5 <<= 1;
switch (pair) {
case 0:
case 2:
break;
case 1:
rc5 |= 1;
break;
case 3:
dprintk(KERN_WARNING "bad code: %x\n", org_code);
return 0;
}
}
dprintk(KERN_WARNING "code=%x, rc5=%x, start=%x, toggle=%x, address=%x, "
"instr=%x\n", rc5, org_code, RC5_START(rc5),
RC5_TOGGLE(rc5), RC5_ADDR(rc5), RC5_INSTR(rc5));
return rc5;
}
static int bttv_rc5_irq(struct bttv *btv)
{
struct bttv_ir *ir = btv->remote;
struct timeval tv;
u32 gpio;
u32 gap;
unsigned long current_jiffies, timeout;
/* read gpio port */
gpio = bttv_gpio_read(&btv->c);
/* remote IRQ? */
if (!(gpio & 0x20))
return 0;
/* get time of bit */
current_jiffies = jiffies;
do_gettimeofday(&tv);
/* avoid overflow with gap >1s */
if (tv.tv_sec - ir->base_time.tv_sec > 1) {
gap = 200000;
} else {
gap = 1000000 * (tv.tv_sec - ir->base_time.tv_sec) +
tv.tv_usec - ir->base_time.tv_usec;
}
/* active code => add bit */
if (ir->active) {
/* only if in the code (otherwise spurious IRQ or timer
late) */
if (ir->last_bit < 28) {
ir->last_bit = (gap - rc5_remote_gap / 2) /
rc5_remote_gap;
ir->code |= 1 << ir->last_bit;
}
/* starting new code */
} else {
ir->active = 1;
ir->code = 0;
ir->base_time = tv;
ir->last_bit = 0;
timeout = current_jiffies + (500 + 30 * HZ) / 1000;
mod_timer(&ir->timer_end, timeout);
}
/* toggle GPIO pin 4 to reset the irq */
bttv_gpio_write(&btv->c, gpio & ~(1 << 4));
bttv_gpio_write(&btv->c, gpio | (1 << 4));
return 1;
}
static void bttv_rc5_timer_end(unsigned long data)
{
struct bttv_ir *ir = (struct bttv_ir *)data;
struct timeval tv;
unsigned long current_jiffies, timeout;
u32 gap;
/* get time */
current_jiffies = jiffies;
do_gettimeofday(&tv);
/* avoid overflow with gap >1s */
if (tv.tv_sec - ir->base_time.tv_sec > 1) {
gap = 200000;
} else {
gap = 1000000 * (tv.tv_sec - ir->base_time.tv_sec) +
tv.tv_usec - ir->base_time.tv_usec;
}
/* Allow some timmer jitter (RC5 is ~24ms anyway so this is ok) */
if (gap < 28000) {
dprintk(KERN_WARNING "spurious timer_end\n");
return;
}
ir->active = 0;
if (ir->last_bit < 20) {
/* ignore spurious codes (caused by light/other remotes) */
dprintk(KERN_WARNING "short code: %x\n", ir->code);
} else {
u32 rc5 = rc5_decode(ir->code);
/* two start bits? */
if (RC5_START(rc5) != 3) {
dprintk(KERN_WARNING "rc5 start bits invalid: %u\n", RC5_START(rc5));
/* right address? */
} else if (RC5_ADDR(rc5) == 0x0) {
u32 toggle = RC5_TOGGLE(rc5);
u32 instr = RC5_INSTR(rc5);
/* Good code, decide if repeat/repress */
if (toggle != RC5_TOGGLE(ir->last_rc5) ||
instr != RC5_INSTR(ir->last_rc5)) {
dprintk(KERN_WARNING "instruction %x, toggle %x\n", instr,
toggle);
ir_input_nokey(ir->dev, &ir->ir);
ir_input_keydown(ir->dev, &ir->ir, instr,
instr);
}
/* Set/reset key-up timer */
timeout = current_jiffies + (500 + rc5_key_timeout
* HZ) / 1000;
mod_timer(&ir->timer_keyup, timeout);
/* Save code for repeat test */
ir->last_rc5 = rc5;
}
}
}
static void bttv_rc5_timer_keyup(unsigned long data)
{
struct bttv_ir *ir = (struct bttv_ir *)data;
dprintk(KERN_DEBUG "key released\n");
ir_input_nokey(ir->dev, &ir->ir);
}
/* ---------------------------------------------------------------------- */
int bttv_input_init(struct bttv *btv)
{
struct bttv_ir *ir;
IR_KEYTAB_TYPE *ir_codes = NULL;
struct input_dev *input_dev;
int ir_type = IR_TYPE_OTHER;
if (!btv->has_remote)
return -ENODEV;
ir = kzalloc(sizeof(*ir),GFP_KERNEL);
input_dev = input_allocate_device();
if (!ir || !input_dev) {
kfree(ir);
input_free_device(input_dev);
return -ENOMEM;
}
memset(ir,0,sizeof(*ir));
/* detect & configure */
switch (btv->c.type) {
case BTTV_BOARD_AVERMEDIA:
case BTTV_BOARD_AVPHONE98:
case BTTV_BOARD_AVERMEDIA98:
ir_codes = ir_codes_avermedia;
ir->mask_keycode = 0xf88000;
ir->mask_keydown = 0x010000;
ir->polling = 50; // ms
break;
case BTTV_BOARD_AVDVBT_761:
case BTTV_BOARD_AVDVBT_771:
ir_codes = ir_codes_avermedia_dvbt;
ir->mask_keycode = 0x0f00c0;
ir->mask_keydown = 0x000020;
ir->polling = 50; // ms
break;
case BTTV_BOARD_PXELVWPLTVPAK:
ir_codes = ir_codes_pixelview;
ir->mask_keycode = 0x003e00;
ir->mask_keyup = 0x010000;
ir->polling = 50; // ms
break;
case BTTV_BOARD_PV_BT878P_9B:
case BTTV_BOARD_PV_BT878P_PLUS:
ir_codes = ir_codes_pixelview;
ir->mask_keycode = 0x001f00;
ir->mask_keyup = 0x008000;
ir->polling = 50; // ms
break;
case BTTV_BOARD_WINFAST2000:
ir_codes = ir_codes_winfast;
ir->mask_keycode = 0x1f8;
break;
case BTTV_BOARD_MAGICTVIEW061:
case BTTV_BOARD_MAGICTVIEW063:
ir_codes = ir_codes_winfast;
ir->mask_keycode = 0x0008e000;
ir->mask_keydown = 0x00200000;
break;
case BTTV_BOARD_APAC_VIEWCOMP:
ir_codes = ir_codes_apac_viewcomp;
ir->mask_keycode = 0x001f00;
ir->mask_keyup = 0x008000;
ir->polling = 50; // ms
break;
case BTTV_BOARD_CONCEPTRONIC_CTVFMI2:
ir_codes = ir_codes_conceptronic;
ir->mask_keycode = 0x001F00;
ir->mask_keyup = 0x006000;
ir->polling = 50; // ms
break;
case BTTV_BOARD_NEBULA_DIGITV:
ir_codes = ir_codes_nebula;
btv->custom_irq = bttv_rc5_irq;
ir->rc5_gpio = 1;
break;
case BTTV_BOARD_MACHTV_MAGICTV:
ir_codes = ir_codes_apac_viewcomp;
ir->mask_keycode = 0x001F00;
ir->mask_keyup = 0x004000;
ir->polling = 50; /* ms */
break;
}
if (NULL == ir_codes) {
dprintk(KERN_INFO "Ooops: IR config error [card=%d]\n",btv->c.type);
kfree(ir);
input_free_device(input_dev);
return -ENODEV;
}
if (ir->rc5_gpio) {
u32 gpio;
/* enable remote irq */
bttv_gpio_inout(&btv->c, (1 << 4), 1 << 4);
gpio = bttv_gpio_read(&btv->c);
bttv_gpio_write(&btv->c, gpio & ~(1 << 4));
bttv_gpio_write(&btv->c, gpio | (1 << 4));
} else {
/* init hardware-specific stuff */
bttv_gpio_inout(&btv->c, ir->mask_keycode | ir->mask_keydown, 0);
}
/* init input device */
ir->dev = input_dev;
snprintf(ir->name, sizeof(ir->name), "bttv IR (card=%d)",
btv->c.type);
snprintf(ir->phys, sizeof(ir->phys), "pci-%s/ir0",
pci_name(btv->c.pci));
ir_input_init(input_dev, &ir->ir, ir_type, ir_codes);
input_dev->name = ir->name;
input_dev->phys = ir->phys;
input_dev->id.bustype = BUS_PCI;
input_dev->id.version = 1;
if (btv->c.pci->subsystem_vendor) {
input_dev->id.vendor = btv->c.pci->subsystem_vendor;
input_dev->id.product = btv->c.pci->subsystem_device;
} else {
input_dev->id.vendor = btv->c.pci->vendor;
input_dev->id.product = btv->c.pci->device;
}
input_dev->cdev.dev = &btv->c.pci->dev;
btv->remote = ir;
if (ir->polling) {
init_timer(&ir->timer);
ir->timer.function = bttv_input_timer;
ir->timer.data = (unsigned long)btv;
ir->timer.expires = jiffies + HZ;
add_timer(&ir->timer);
} else if (ir->rc5_gpio) {
/* set timer_end for code completion */
init_timer(&ir->timer_end);
ir->timer_end.function = bttv_rc5_timer_end;
ir->timer_end.data = (unsigned long)ir;
init_timer(&ir->timer_keyup);
ir->timer_keyup.function = bttv_rc5_timer_keyup;
ir->timer_keyup.data = (unsigned long)ir;
}
/* all done */
input_register_device(btv->remote->dev);
printk(DEVNAME ": %s detected at %s\n",ir->name,ir->phys);
/* the remote isn't as bouncy as a keyboard */
ir->dev->rep[REP_DELAY] = repeat_delay;
ir->dev->rep[REP_PERIOD] = repeat_period;
return 0;
}
void bttv_input_fini(struct bttv *btv)
{
if (btv->remote == NULL)
return;
if (btv->remote->polling) {
del_timer_sync(&btv->remote->timer);
flush_scheduled_work();
}
if (btv->remote->rc5_gpio) {
u32 gpio;
del_timer_sync(&btv->remote->timer_end);
flush_scheduled_work();
gpio = bttv_gpio_read(&btv->c);
bttv_gpio_write(&btv->c, gpio & ~(1 << 4));
}
input_unregister_device(btv->remote->dev);
kfree(btv->remote);
btv->remote = NULL;
}
/*
* Local variables:
* c-basic-offset: 8
* End:
*/
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