X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fmedia%2Fvideo%2Fsaa7134%2Fsaa7134-input.c;h=46c583f1e78813da272216a3ceeffd41892d9c7c;hb=9654640d0af8f2de40ff3807d3695109d3463f54;hp=f7ea857d5d73e540eda9913bab293de9450b5d7a;hpb=b4a9071af62f95dc6d22040a0b37ac7225ce4d54;p=pandora-kernel.git diff --git a/drivers/media/video/saa7134/saa7134-input.c b/drivers/media/video/saa7134/saa7134-input.c index f7ea857d5d73..46c583f1e788 100644 --- a/drivers/media/video/saa7134/saa7134-input.c +++ b/drivers/media/video/saa7134/saa7134-input.c @@ -22,7 +22,6 @@ #include #include #include -#include #include #include @@ -41,16 +40,24 @@ static int pinnacle_remote = 0; module_param(pinnacle_remote, int, 0644); /* Choose Pinnacle PCTV remote */ MODULE_PARM_DESC(pinnacle_remote, "Specify Pinnacle PCTV remote: 0=coloured, 1=grey (defaults to 0)"); +static int ir_rc5_remote_gap = 885; +module_param(ir_rc5_remote_gap, int, 0644); +static int ir_rc5_key_timeout = 115; +module_param(ir_rc5_key_timeout, int, 0644); + #define dprintk(fmt, arg...) if (ir_debug) \ printk(KERN_DEBUG "%s/ir: " fmt, dev->name , ## arg) #define i2cdprintk(fmt, arg...) if (ir_debug) \ printk(KERN_DEBUG "%s/ir: " fmt, ir->c.name , ## arg) +/** rc5 functions */ +static int saa7134_rc5_irq(struct saa7134_dev *dev); + /* -------------------- GPIO generic keycode builder -------------------- */ static int build_key(struct saa7134_dev *dev) { - struct saa7134_ir *ir = dev->remote; + struct card_ir *ir = dev->remote; u32 gpio, data; /* rising SAA7134_GPIO_GPRESCAN reads the status */ @@ -112,18 +119,42 @@ static int get_key_purpletv(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw) return 1; } +static int get_key_hvr1110(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw) +{ + unsigned char buf[5], cod4, code3, code4; + + /* poll IR chip */ + if (5 != i2c_master_recv(&ir->c,buf,5)) + return -EIO; + + cod4 = buf[4]; + code4 = (cod4 >> 2); + code3 = buf[3]; + if (code3 == 0) + /* no key pressed */ + return 0; + + /* return key */ + *ir_key = code4; + *ir_raw = code4; + return 1; +} + void saa7134_input_irq(struct saa7134_dev *dev) { - struct saa7134_ir *ir = dev->remote; + struct card_ir *ir = dev->remote; - if (!ir->polling) + if (!ir->polling && !ir->rc5_gpio) { build_key(dev); + } else if (ir->rc5_gpio) { + saa7134_rc5_irq(dev); + } } static void saa7134_input_timer(unsigned long data) { struct saa7134_dev *dev = (struct saa7134_dev*)data; - struct saa7134_ir *ir = dev->remote; + struct card_ir *ir = dev->remote; unsigned long timeout; build_key(dev); @@ -131,16 +162,48 @@ static void saa7134_input_timer(unsigned long data) mod_timer(&ir->timer, timeout); } +static void saa7134_ir_start(struct saa7134_dev *dev, struct card_ir *ir) +{ + if (ir->polling) { + init_timer(&ir->timer); + ir->timer.function = saa7134_input_timer; + ir->timer.data = (unsigned long)dev; + 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 = 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; + ir->shift_by = 2; + ir->start = 0x2; + ir->addr = 0x17; + ir->rc5_key_timeout = ir_rc5_key_timeout; + ir->rc5_remote_gap = ir_rc5_remote_gap; + } +} + +static void saa7134_ir_stop(struct saa7134_dev *dev) +{ + if (dev->remote->polling) + del_timer_sync(&dev->remote->timer); +} + int saa7134_input_init1(struct saa7134_dev *dev) { - struct saa7134_ir *ir; + struct card_ir *ir; struct input_dev *input_dev; IR_KEYTAB_TYPE *ir_codes = NULL; u32 mask_keycode = 0; u32 mask_keydown = 0; u32 mask_keyup = 0; int polling = 0; + int rc5_gpio = 0; int ir_type = IR_TYPE_OTHER; + int err; if (dev->has_remote != SAA7134_REMOTE_GPIO) return -ENODEV; @@ -184,6 +247,7 @@ int saa7134_input_init1(struct saa7134_dev *dev) case SAA7134_BOARD_AVERMEDIA_307: case SAA7134_BOARD_AVERMEDIA_STUDIO_305: case SAA7134_BOARD_AVERMEDIA_STUDIO_307: + case SAA7134_BOARD_AVERMEDIA_STUDIO_507: case SAA7134_BOARD_AVERMEDIA_GO_007_FM: ir_codes = ir_codes_avermedia; mask_keycode = 0x0007C8; @@ -193,6 +257,16 @@ int saa7134_input_init1(struct saa7134_dev *dev) saa_setb(SAA7134_GPIO_GPMODE0, 0x4); saa_setb(SAA7134_GPIO_GPSTATUS0, 0x4); break; + case SAA7134_BOARD_AVERMEDIA_777: + case SAA7134_BOARD_AVERMEDIA_A16AR: + ir_codes = ir_codes_avermedia; + mask_keycode = 0x02F200; + mask_keydown = 0x000400; + polling = 50; // ms + /* Without this we won't receive key up events */ + saa_setb(SAA7134_GPIO_GPMODE1, 0x1); + saa_setb(SAA7134_GPIO_GPSTATUS1, 0x1); + break; case SAA7134_BOARD_KWORLD_TERMINATOR: ir_codes = ir_codes_pixelview; mask_keycode = 0x00001f; @@ -246,6 +320,18 @@ int saa7134_input_init1(struct saa7134_dev *dev) mask_keycode = 0x0001F00; mask_keydown = 0x0040000; break; + case SAA7134_BOARD_ASUSTeK_P7131_DUAL: + ir_codes = ir_codes_asus_pc39; + mask_keydown = 0x0040000; + rc5_gpio = 1; + break; + case SAA7134_BOARD_ENCORE_ENLTV: + case SAA7134_BOARD_ENCORE_ENLTV_FM: + ir_codes = ir_codes_encore_enltv; + mask_keycode = 0x00007f; + mask_keyup = 0x040000; + polling = 50; // ms + break; } if (NULL == ir_codes) { printk("%s: Oops: IR config error [card=%d]\n", @@ -256,9 +342,8 @@ int saa7134_input_init1(struct saa7134_dev *dev) ir = kzalloc(sizeof(*ir), GFP_KERNEL); input_dev = input_allocate_device(); if (!ir || !input_dev) { - kfree(ir); - input_free_device(input_dev); - return -ENOMEM; + err = -ENOMEM; + goto err_out_free; } ir->dev = input_dev; @@ -268,6 +353,7 @@ int saa7134_input_init1(struct saa7134_dev *dev) ir->mask_keydown = mask_keydown; ir->mask_keyup = mask_keyup; ir->polling = polling; + ir->rc5_gpio = rc5_gpio; /* init input device */ snprintf(ir->name, sizeof(ir->name), "saa7134 IR (%s)", @@ -289,18 +375,22 @@ int saa7134_input_init1(struct saa7134_dev *dev) } input_dev->cdev.dev = &dev->pci->dev; - /* all done */ dev->remote = ir; - if (ir->polling) { - init_timer(&ir->timer); - ir->timer.function = saa7134_input_timer; - ir->timer.data = (unsigned long)dev; - ir->timer.expires = jiffies + HZ; - add_timer(&ir->timer); - } + saa7134_ir_start(dev, ir); + + err = input_register_device(ir->dev); + if (err) + goto err_out_stop; - input_register_device(ir->dev); return 0; + + err_out_stop: + saa7134_ir_stop(dev); + dev->remote = NULL; + err_out_free: + input_free_device(input_dev); + kfree(ir); + return err; } void saa7134_input_fini(struct saa7134_dev *dev) @@ -308,8 +398,7 @@ void saa7134_input_fini(struct saa7134_dev *dev) if (NULL == dev->remote) return; - if (dev->remote->polling) - del_timer_sync(&dev->remote->timer); + saa7134_ir_stop(dev); input_unregister_device(dev->remote->dev); kfree(dev->remote); dev->remote = NULL; @@ -325,6 +414,7 @@ void saa7134_set_i2c_ir(struct saa7134_dev *dev, struct IR_i2c *ir) switch (dev->board) { case SAA7134_BOARD_PINNACLE_PCTV_110i: + case SAA7134_BOARD_PINNACLE_PCTV_310i: snprintf(ir->c.name, sizeof(ir->c.name), "Pinnacle PCTV"); if (pinnacle_remote == 0) { ir->get_key = get_key_pinnacle_color; @@ -339,12 +429,60 @@ void saa7134_set_i2c_ir(struct saa7134_dev *dev, struct IR_i2c *ir) ir->get_key = get_key_purpletv; ir->ir_codes = ir_codes_purpletv; break; + case SAA7134_BOARD_HAUPPAUGE_HVR1110: + snprintf(ir->c.name, sizeof(ir->c.name), "HVR 1110"); + ir->get_key = get_key_hvr1110; + ir->ir_codes = ir_codes_hauppauge_new; + break; default: dprintk("Shouldn't get here: Unknown board %x for I2C IR?\n",dev->board); break; } } + +static int saa7134_rc5_irq(struct saa7134_dev *dev) +{ + struct card_ir *ir = dev->remote; + struct timeval tv; + u32 gap; + unsigned long current_jiffies, timeout; + + /* 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 - ir_rc5_remote_gap / 2) / + ir_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); + } + + return 1; +} + /* ---------------------------------------------------------------------- * Local variables: * c-basic-offset: 8