From: Ricardo Cerqueira Date: Mon, 9 Jan 2006 17:25:25 +0000 (-0200) Subject: V4L/DVB (3161): ir-kbd-gpio is now part of bttv X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=4abdfed5676e5ef7f2461bb76f5929068a9cc9cf;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git V4L/DVB (3161): ir-kbd-gpio is now part of bttv - Merged ir-kbd-gpio into bttv as bttv-input, for consistency with other input modules Signed-off-by: Ricardo Cerqueira Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/media/video/Makefile b/drivers/media/video/Makefile index 618a08ab940a..49aae8a54aa4 100644 --- a/drivers/media/video/Makefile +++ b/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.o mt20xx.o tda8290.o tea5767.o 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 diff --git a/drivers/media/video/bttv-cards.c b/drivers/media/video/bttv-cards.c index c94092351b79..440f635e020f 100644 --- a/drivers/media/video/bttv-cards.c +++ b/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 */ @@ -3412,8 +3411,6 @@ void __devinit bttv_init_card2(struct bttv *btv) 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; diff --git a/drivers/media/video/bttv-driver.c b/drivers/media/video/bttv-driver.c index 47347674a5e0..8bee7d5796dd 100644 --- a/drivers/media/video/bttv-driver.c +++ b/drivers/media/video/bttv-driver.c @@ -3702,8 +3702,8 @@ static irqreturn_t bttv_irq(int irq, void *dev_id, struct pt_regs * regs) 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, void *dev_id, struct pt_regs * regs) 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 pci_dev *dev, 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 pci_dev *pci_dev) /* 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); diff --git a/drivers/media/video/bttv-gpio.c b/drivers/media/video/bttv-gpio.c index 616a5b7e510c..575ce8b8e714 100644 --- a/drivers/media/video/bttv-gpio.c +++ b/drivers/media/video/bttv-gpio.c @@ -113,24 +113,6 @@ void bttv_gpio_irq(struct bttv_core *core) } } -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 */ diff --git a/drivers/media/video/bttv-input.c b/drivers/media/video/bttv-input.c new file mode 100644 index 000000000000..5027e10537cf --- /dev/null +++ b/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 +#include +#include +#include +#include +#include + +#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 >' + [ 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 */ +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: + */ diff --git a/drivers/media/video/bttv.h b/drivers/media/video/bttv.h index a5f172fe9f98..9feaa6bab207 100644 --- a/drivers/media/video/bttv.h +++ b/drivers/media/video/bttv.h @@ -16,6 +16,8 @@ #include #include +#include +#include /* ---------------------------------------------------------- */ /* 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 *btv, unsigned char addr, unsigned char b1, 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: diff --git a/drivers/media/video/bttvp.h b/drivers/media/video/bttvp.h index d04d02385349..55759f698e02 100644 --- a/drivers/media/video/bttvp.h +++ b/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; diff --git a/drivers/media/video/ir-kbd-gpio.c b/drivers/media/video/ir-kbd-gpio.c deleted file mode 100644 index 556da9ff128f..000000000000 --- a/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 -#include -#include -#include -#include -#include -#include - -#include "bttv.h" -#include - -/* ---------------------------------------------------------------------- */ - -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 >' - [ 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 */ -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 */ -/* 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: - */