* [patch-mm 5/6] V4L/DVB (3161): ir-kbd-gpio is now part of bttv
2005-12-14 3:13 [patch-mm 0/6] V4L/DVB fixes and small improvements mchehab
` (3 preceding siblings ...)
2005-12-14 3:13 ` [patch-mm 4/6] V4L/DVB (3160): Updates to the tveeprom eeprom checking mchehab
@ 2005-12-14 3:13 ` mchehab
2005-12-14 3:13 ` [patch-mm 6/6] V4L/DVB (3166): "Philips 1236D ATSC/NTSC dual in" - fix typo mchehab
5 siblings, 0 replies; 7+ messages in thread
From: mchehab @ 2005-12-14 3:13 UTC (permalink / raw)
To: linux-kernel
Cc: akpm, video4linux-list, linux-dvb-maintainer, js,
Ricardo Cerqueira
[-- Attachment #1: v4l_dvb_3161_ir_kbd_gpio_is_now_part_of_bttv.patch --]
[-- Type: text/plain, Size: 46095 bytes --]
From: Ricardo Cerqueira <v4l@cerqueira.org>
- Merged ir-kbd-gpio into bttv as bttv-input, for consistency with other
input modules
Signed-off-by: Ricardo Cerqueira <v4l@cerqueira.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@brturbo.com.br>
drivers/media/video/Makefile | 5
drivers/media/video/bttv-cards.c | 3
drivers/media/video/bttv-driver.c | 13
drivers/media/video/bttv-gpio.c | 18
drivers/media/video/bttv-input.c | 688 ++++++++++++++++++++++++++++++++++
drivers/media/video/bttv.h | 36 +
drivers/media/video/bttvp.h | 6
drivers/media/video/ir-kbd-gpio.c | 766 --------------------------------------
8 files changed, 736 insertions(+), 799 deletions(-)
--- git.orig/drivers/media/video/bttv-cards.c
+++ git/drivers/media/video/bttv-cards.c
@@ -2139,7 +2139,6 @@ struct tvcard bttv_tvcards[] = {
.has_remote = 1,
.gpiomask = 0x1b,
.no_gpioirq = 1,
- .any_irq = 1,
},
[BTTV_BOARD_PV143] = {
/* Jorge Boncompte - DTI2 <jorge@dti2.net> */
@@ -3412,8 +3411,6 @@ void __devinit bttv_init_card2(struct bt
btv->has_remote=1;
if (!bttv_tvcards[btv->c.type].no_gpioirq)
btv->gpioirq=1;
- if (bttv_tvcards[btv->c.type].any_irq)
- btv->any_irq = 1;
if (bttv_tvcards[btv->c.type].audio_hook)
btv->audio_hook=bttv_tvcards[btv->c.type].audio_hook;
--- git.orig/drivers/media/video/bttv-driver.c
+++ git/drivers/media/video/bttv-driver.c
@@ -3702,8 +3702,8 @@ static irqreturn_t bttv_irq(int irq, voi
btv=(struct bttv *)dev_id;
- if (btv->any_irq)
- handled = bttv_any_irq(&btv->c);
+ if (btv->custom_irq)
+ handled = btv->custom_irq(btv);
count=0;
while (1) {
@@ -3739,9 +3739,9 @@ static irqreturn_t bttv_irq(int irq, voi
if (astat&BT848_INT_VSYNC)
btv->field_count++;
- if (astat & BT848_INT_GPINT) {
+ if ((astat & BT848_INT_GPINT) && btv->remote) {
wake_up(&btv->gpioq);
- bttv_gpio_irq(&btv->c);
+ bttv_input_irq(btv);
}
if (astat & BT848_INT_I2CDONE) {
@@ -4070,6 +4070,8 @@ static int __devinit bttv_probe(struct p
if (bttv_tvcards[btv->c.type].has_dvb)
bttv_sub_add_device(&btv->c, "dvb");
+ bttv_input_init(btv);
+
/* everything is fine */
bttv_num++;
return 0;
@@ -4104,7 +4106,8 @@ static void __devexit bttv_remove(struct
/* tell gpio modules we are leaving ... */
btv->shutdown=1;
wake_up(&btv->gpioq);
- bttv_sub_del_devices(&btv->c);
+ bttv_input_fini(btv);
+ //bttv_sub_del_devices(&btv->c);
/* unregister i2c_bus + input */
fini_bttv_i2c(btv);
--- git.orig/drivers/media/video/bttv-gpio.c
+++ git/drivers/media/video/bttv-gpio.c
@@ -113,24 +113,6 @@ void bttv_gpio_irq(struct bttv_core *cor
}
}
-int bttv_any_irq(struct bttv_core *core)
-{
- struct bttv_sub_driver *drv;
- struct bttv_sub_device *dev;
- struct list_head *item;
- int handled = 0;
-
- list_for_each(item,&core->subs) {
- dev = list_entry(item,struct bttv_sub_device,list);
- drv = to_bttv_sub_drv(dev->dev.driver);
- if (drv && drv->any_irq) {
- if (drv->any_irq(dev))
- handled = 1;
- }
- }
- return handled;
-}
-
/* ----------------------------------------------------------------------- */
/* external: sub-driver register/unregister */
--- git.orig/drivers/media/video/bttv.h
+++ git/drivers/media/video/bttv.h
@@ -16,6 +16,8 @@
#include <linux/videodev.h>
#include <linux/i2c.h>
+#include <media/ir-common.h>
+#include <media/ir-kbd-i2c.h>
/* ---------------------------------------------------------- */
/* exported by bttv-cards.c */
@@ -211,6 +213,34 @@ struct bttv_core {
struct bttv;
+
+struct bttv_ir {
+ struct input_dev *dev;
+ struct ir_input_state ir;
+ char name[32];
+ char phys[32];
+
+ /* Usual gpio signalling */
+
+ u32 mask_keycode;
+ u32 mask_keydown;
+ u32 mask_keyup;
+ u32 polling;
+ u32 last_gpio;
+ struct work_struct work;
+ struct timer_list timer;
+
+ /* RC5 gpio */
+ u32 rc5_gpio;
+ struct timer_list timer_end; /* timer_end for code completion */
+ struct timer_list timer_keyup; /* timer_end for key release */
+ u32 last_rc5; /* last good rc5 code */
+ u32 last_bit; /* last raw bit seen */
+ u32 code; /* raw code under construction */
+ struct timeval base_time; /* time of last seen code */
+ int active; /* building raw code */
+};
+
struct tvcard
{
char *name;
@@ -236,7 +266,6 @@ struct tvcard
unsigned int has_dvb:1;
unsigned int has_remote:1;
unsigned int no_gpioirq:1;
- unsigned int any_irq:1;
/* other settings */
unsigned int pll;
@@ -336,7 +365,6 @@ struct bttv_sub_driver {
struct device_driver drv;
char wanted[BUS_ID_SIZE];
void (*gpio_irq)(struct bttv_sub_device *sub);
- int (*any_irq)(struct bttv_sub_device *sub);
};
#define to_bttv_sub_drv(x) container_of((x), struct bttv_sub_driver, drv)
@@ -364,6 +392,10 @@ extern int bttv_I2CWrite(struct bttv *bt
unsigned char b2, int both);
extern void bttv_readee(struct bttv *btv, unsigned char *eedata, int addr);
+extern int bttv_input_init(struct bttv *dev);
+extern void bttv_input_fini(struct bttv *dev);
+extern void bttv_input_irq(struct bttv *dev);
+
#endif /* _BTTV_H_ */
/*
* Local variables:
--- /dev/null
+++ git/drivers/media/video/bttv-input.c
@@ -0,0 +1,688 @@
+/*
+ *
+ * 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;
+ }
+ 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->dev->name,ir->dev->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(&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:
+ */
--- git.orig/drivers/media/video/bttvp.h
+++ git/drivers/media/video/bttvp.h
@@ -209,7 +209,6 @@ extern struct bus_type bttv_sub_bus_type
int bttv_sub_add_device(struct bttv_core *core, char *name);
int bttv_sub_del_devices(struct bttv_core *core);
void bttv_gpio_irq(struct bttv_core *core);
-int bttv_any_irq(struct bttv_core *core);
/* ---------------------------------------------------------- */
@@ -275,7 +274,8 @@ struct bttv {
struct bttv_pll_info pll;
int triton1;
int gpioirq;
- int any_irq;
+ int (*custom_irq)(struct bttv *btv);
+
int use_i2c_hw;
/* old gpio interface */
@@ -300,7 +300,7 @@ struct bttv {
/* infrared remote */
int has_remote;
- struct bttv_input *remote;
+ struct bttv_ir *remote;
/* locking */
spinlock_t s_lock;
--- git.orig/drivers/media/video/ir-kbd-gpio.c
+++ /dev/null
@@ -1,766 +0,0 @@
-/*
- *
- * 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 <linux/pci.h>
-
-#include "bttv.h"
-#include <media/ir-common.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 <<<<
-};
-
-/* ---------------------------------------------------------------------- */
-
-/* Ricardo Cerqueira <v4l@cerqueira.org> */
-/* Weird matching, since the remote has "uncommon" keys */
-
-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
-};
-
-struct IR {
- struct bttv_sub_device *sub;
- struct input_dev *input;
- struct ir_input_state ir;
- char name[32];
- char phys[32];
-
- /* Usual gpio signalling */
-
- u32 mask_keycode;
- u32 mask_keydown;
- u32 mask_keyup;
- u32 polling;
- u32 last_gpio;
- struct work_struct work;
- struct timer_list timer;
-
- /* RC5 gpio */
- u32 rc5_gpio;
- struct timer_list timer_end; /* timer_end for code completion */
- struct timer_list timer_keyup; /* timer_end for key release */
- u32 last_rc5; /* last good rc5 code */
- u32 last_bit; /* last raw bit seen */
- u32 code; /* raw code under construction */
- struct timeval base_time; /* time of last seen code */
- int active; /* building raw code */
-};
-
-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 "ir-kbd-gpio"
-#define dprintk(fmt, arg...) if (debug) \
- printk(KERN_DEBUG DEVNAME ": " fmt , ## arg)
-
-static void ir_irq(struct bttv_sub_device *sub);
-static int ir_probe(struct device *dev);
-static int ir_remove(struct device *dev);
-
-static struct bttv_sub_driver driver = {
- .drv = {
- .name = DEVNAME,
- .probe = ir_probe,
- .remove = ir_remove,
- },
- .gpio_irq = ir_irq,
-};
-
-/* ---------------------------------------------------------------------- */
-
-static void ir_handle_key(struct IR *ir)
-{
- u32 gpio,data;
-
- /* read gpio value */
- gpio = bttv_gpio_read(ir->sub->core);
- if (ir->polling) {
- if (ir->last_gpio == gpio)
- return;
- ir->last_gpio = gpio;
- }
-
- /* extract data */
- data = ir_extract_bits(gpio, ir->mask_keycode);
- dprintk(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) {
- /* bit set on keydown */
- if (gpio & ir->mask_keydown) {
- ir_input_keydown(ir->input, &ir->ir, data, data);
- } else {
- ir_input_nokey(ir->input, &ir->ir);
- }
-
- } else if (ir->mask_keyup) {
- /* bit cleared on keydown */
- if (0 == (gpio & ir->mask_keyup)) {
- ir_input_keydown(ir->input, &ir->ir, data, data);
- } else {
- ir_input_nokey(ir->input, &ir->ir);
- }
-
- } else {
- /* can't disturgissh keydown/up :-/ */
- ir_input_keydown(ir->input, &ir->ir, data, data);
- ir_input_nokey(ir->input, &ir->ir);
- }
-}
-
-static void ir_irq(struct bttv_sub_device *sub)
-{
- struct IR *ir = dev_get_drvdata(&sub->dev);
-
- if (!ir->polling)
- ir_handle_key(ir);
-}
-
-static void ir_timer(unsigned long data)
-{
- struct IR *ir = (struct IR*)data;
-
- schedule_work(&ir->work);
-}
-
-static void ir_work(void *data)
-{
- struct IR *ir = data;
- unsigned long timeout;
-
- ir_handle_key(ir);
- 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("bad code: %x\n", org_code);
- return 0;
- }
- }
- dprintk("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 ir_rc5_irq(struct bttv_sub_device *sub)
-{
- struct IR *ir = dev_get_drvdata(&sub->dev);
- struct timeval tv;
- u32 gpio;
- u32 gap;
- unsigned long current_jiffies, timeout;
-
- /* read gpio port */
- gpio = bttv_gpio_read(ir->sub->core);
-
- /* 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(ir->sub->core, gpio & ~(1 << 4));
- bttv_gpio_write(ir->sub->core, gpio | (1 << 4));
- return 1;
-}
-
-static void ir_rc5_timer_end(unsigned long data)
-{
- struct IR *ir = (struct 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("spurious timer_end\n");
- return;
- }
-
- ir->active = 0;
- if (ir->last_bit < 20) {
- /* ignore spurious codes (caused by light/other remotes) */
- dprintk("short code: %x\n", ir->code);
- } else {
- u32 rc5 = rc5_decode(ir->code);
-
- /* two start bits? */
- if (RC5_START(rc5) != 3) {
- dprintk("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("instruction %x, toggle %x\n", instr,
- toggle);
- ir_input_nokey(ir->input, &ir->ir);
- ir_input_keydown(ir->input, &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 ir_rc5_timer_keyup(unsigned long data)
-{
- struct IR *ir = (struct IR *)data;
-
- dprintk("key released\n");
- ir_input_nokey(ir->input, &ir->ir);
-}
-
-/* ---------------------------------------------------------------------- */
-
-static int ir_probe(struct device *dev)
-{
- struct bttv_sub_device *sub = to_bttv_sub_dev(dev);
- struct IR *ir;
- struct input_dev *input_dev;
- IR_KEYTAB_TYPE *ir_codes = NULL;
- int ir_type = IR_TYPE_OTHER;
-
- ir = kzalloc(sizeof(*ir), GFP_KERNEL);
- input_dev = input_allocate_device();
- if (!ir || !input_dev) {
- kfree(ir);
- input_free_device(input_dev);
- return -ENOMEM;
- }
-
- /* detect & configure */
- switch (sub->core->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;
- driver.any_irq = ir_rc5_irq;
- driver.gpio_irq = NULL;
- ir->rc5_gpio = 1;
- break;
- }
- if (NULL == ir_codes) {
- kfree(ir);
- input_free_device(input_dev);
- return -ENODEV;
- }
-
- if (ir->rc5_gpio) {
- u32 gpio;
- /* enable remote irq */
- bttv_gpio_inout(sub->core, (1 << 4), 1 << 4);
- gpio = bttv_gpio_read(sub->core);
- bttv_gpio_write(sub->core, gpio & ~(1 << 4));
- bttv_gpio_write(sub->core, gpio | (1 << 4));
- } else {
- /* init hardware-specific stuff */
- bttv_gpio_inout(sub->core, ir->mask_keycode | ir->mask_keydown, 0);
- }
-
- /* init input device */
- snprintf(ir->name, sizeof(ir->name), "bttv IR (card=%d)",
- sub->core->type);
- snprintf(ir->phys, sizeof(ir->phys), "pci-%s/ir0",
- pci_name(sub->core->pci));
-
- ir->input = input_dev;
- ir->sub = sub;
- 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 (sub->core->pci->subsystem_vendor) {
- input_dev->id.vendor = sub->core->pci->subsystem_vendor;
- input_dev->id.product = sub->core->pci->subsystem_device;
- } else {
- input_dev->id.vendor = sub->core->pci->vendor;
- input_dev->id.product = sub->core->pci->device;
- }
- input_dev->cdev.dev = &sub->core->pci->dev;
-
- if (ir->polling) {
- INIT_WORK(&ir->work, ir_work, ir);
- init_timer(&ir->timer);
- ir->timer.function = ir_timer;
- ir->timer.data = (unsigned long)ir;
- schedule_work(&ir->work);
- } else if (ir->rc5_gpio) {
- /* set timer_end for code completion */
- init_timer(&ir->timer_end);
- ir->timer_end.function = ir_rc5_timer_end;
- ir->timer_end.data = (unsigned long)ir;
-
- init_timer(&ir->timer_keyup);
- ir->timer_keyup.function = ir_rc5_timer_keyup;
- ir->timer_keyup.data = (unsigned long)ir;
- }
-
- /* all done */
- dev_set_drvdata(dev, ir);
- input_register_device(ir->input);
-
- /* the remote isn't as bouncy as a keyboard */
- ir->input->rep[REP_DELAY] = repeat_delay;
- ir->input->rep[REP_PERIOD] = repeat_period;
-
- return 0;
-}
-
-static int ir_remove(struct device *dev)
-{
- struct IR *ir = dev_get_drvdata(dev);
-
- if (ir->polling) {
- del_timer(&ir->timer);
- flush_scheduled_work();
- }
-
- if (ir->rc5_gpio) {
- u32 gpio;
-
- del_timer(&ir->timer_end);
- flush_scheduled_work();
-
- gpio = bttv_gpio_read(ir->sub->core);
- bttv_gpio_write(ir->sub->core, gpio & ~(1 << 4));
- }
-
- input_unregister_device(ir->input);
- kfree(ir);
- return 0;
-}
-
-/* ---------------------------------------------------------------------- */
-
-MODULE_AUTHOR("Gerd Knorr, Pavel Machek");
-MODULE_DESCRIPTION("input driver for bt8x8 gpio IR remote controls");
-MODULE_LICENSE("GPL");
-
-static int ir_init(void)
-{
- return bttv_sub_register(&driver, "remote");
-}
-
-static void ir_fini(void)
-{
- bttv_sub_unregister(&driver);
-}
-
-module_init(ir_init);
-module_exit(ir_fini);
-
-
-/*
- * Local variables:
- * c-basic-offset: 8
- * End:
- */
--- git.orig/drivers/media/video/Makefile
+++ git/drivers/media/video/Makefile
@@ -3,7 +3,8 @@
#
bttv-objs := bttv-driver.o bttv-cards.o bttv-if.o \
- bttv-risc.o bttv-vbi.o bttv-i2c.o bttv-gpio.o
+ bttv-risc.o bttv-vbi.o bttv-i2c.o bttv-gpio.o \
+ bttv-input.o
zoran-objs := zr36120.o zr36120_i2c.o zr36120_mem.o
zr36067-objs := zoran_procfs.o zoran_device.o \
zoran_driver.o zoran_card.o
@@ -12,7 +13,7 @@ tuner-objs := tuner-core.o tuner-simple.
obj-$(CONFIG_VIDEO_DEV) += videodev.o v4l2-common.o v4l1-compat.o compat_ioctl32.o
obj-$(CONFIG_VIDEO_BT848) += bttv.o msp3400.o tvaudio.o \
- tda7432.o tda9875.o ir-kbd-i2c.o ir-kbd-gpio.o
+ tda7432.o tda9875.o ir-kbd-i2c.o
obj-$(CONFIG_SOUND_TVMIXER) += tvmixer.o
obj-$(CONFIG_VIDEO_ZR36120) += zoran.o
--
^ permalink raw reply [flat|nested] 7+ messages in thread