Am 04.01.2013 22:12, schrieb Mauro Carvalho Chehab:
> Em Fri, 28 Dec 2012 00:02:45 +0100
> Frank Schäfer <fschaefer....@googlemail.com> escreveu:
>
>> Tested with device "Terratec Cinergy 200 USB".
> Sorry, but this patch is completely wrong ;)
Completely wrong ? That's not helpful...
Please elaborate a bit more on this so that I can do things right next
time. ;)
Regards,
Frank
> The fix here is simple: just move the initialization to happen
> earlier.
>
> I'm posting it right now, together with a bunch of other fixes for
> I2C-based IR devices.
>
> Regards,
> Mauro
>> Signed-off-by: Frank Schäfer <fschaefer....@googlemail.com>
>> ---
>> drivers/media/usb/em28xx/em28xx-cards.c | 9 +-
>> drivers/media/usb/em28xx/em28xx-i2c.c | 1 +
>> drivers/media/usb/em28xx/em28xx-input.c | 142
>> +++++++++++++++++--------------
>> 3 Dateien geändert, 83 Zeilen hinzugefügt(+), 69 Zeilen entfernt(-)
>>
>> diff --git a/drivers/media/usb/em28xx/em28xx-cards.c
>> b/drivers/media/usb/em28xx/em28xx-cards.c
>> index 40c3e45..3b226b1 100644
>> --- a/drivers/media/usb/em28xx/em28xx-cards.c
>> +++ b/drivers/media/usb/em28xx/em28xx-cards.c
>> @@ -488,6 +488,7 @@ struct em28xx_board em28xx_boards[] = {
>> .name = "Terratec Cinergy 250 USB",
>> .tuner_type = TUNER_LG_PAL_NEW_TAPC,
>> .has_ir_i2c = 1,
>> + .ir_codes = RC_MAP_EM_TERRATEC,
>> .tda9887_conf = TDA9887_PRESENT,
>> .decoder = EM28XX_SAA711X,
>> .input = { {
>> @@ -508,6 +509,7 @@ struct em28xx_board em28xx_boards[] = {
>> .name = "Pinnacle PCTV USB 2",
>> .tuner_type = TUNER_LG_PAL_NEW_TAPC,
>> .has_ir_i2c = 1,
>> + .ir_codes = RC_MAP_PINNACLE_GREY,
>> .tda9887_conf = TDA9887_PRESENT,
>> .decoder = EM28XX_SAA711X,
>> .input = { {
>> @@ -533,6 +535,7 @@ struct em28xx_board em28xx_boards[] = {
>> .decoder = EM28XX_TVP5150,
>> .has_msp34xx = 1,
>> .has_ir_i2c = 1,
>> + .ir_codes = RC_MAP_HAUPPAUGE,
>> .input = { {
>> .type = EM28XX_VMUX_TELEVISION,
>> .vmux = TVP5150_COMPOSITE0,
>> @@ -629,6 +632,7 @@ struct em28xx_board em28xx_boards[] = {
>> .valid = EM28XX_BOARD_NOT_VALIDATED,
>> .tuner_type = TUNER_PHILIPS_FM1216ME_MK3,
>> .has_ir_i2c = 1,
>> + .ir_codes = RC_MAP_WINFAST_USBII_DELUXE,
>> .tvaudio_addr = 0x58,
>> .tda9887_conf = TDA9887_PRESENT |
>> TDA9887_PORT2_ACTIVE |
>> @@ -1222,6 +1226,7 @@ struct em28xx_board em28xx_boards[] = {
>> .name = "Terratec Cinergy 200 USB",
>> .is_em2800 = 1,
>> .has_ir_i2c = 1,
>> + .ir_codes = RC_MAP_EM_TERRATEC,
>> .tuner_type = TUNER_LG_TALN,
>> .tda9887_conf = TDA9887_PRESENT,
>> .decoder = EM28XX_SAA711X,
>> @@ -2912,7 +2917,7 @@ static void request_module_async(struct work_struct
>> *work)
>>
>> if (dev->board.has_dvb)
>> request_module("em28xx-dvb");
>> - if (dev->board.ir_codes && !disable_ir)
>> + if ((dev->board.ir_codes || dev->board.has_ir_i2c) && !disable_ir)
>> request_module("em28xx-rc");
>> #endif /* CONFIG_MODULES */
>> }
>> @@ -2935,8 +2940,6 @@ static void flush_request_modules(struct em28xx *dev)
>> */
>> void em28xx_release_resources(struct em28xx *dev)
>> {
>> - /*FIXME: I2C IR should be disconnected */
>> -
>> em28xx_release_analog_resources(dev);
>>
>> em28xx_i2c_unregister(dev);
>> diff --git a/drivers/media/usb/em28xx/em28xx-i2c.c
>> b/drivers/media/usb/em28xx/em28xx-i2c.c
>> index 44533e4..39c5a3e 100644
>> --- a/drivers/media/usb/em28xx/em28xx-i2c.c
>> +++ b/drivers/media/usb/em28xx/em28xx-i2c.c
>> @@ -470,6 +470,7 @@ static struct i2c_client em28xx_client_template = {
>> static char *i2c_devs[128] = {
>> [0x4a >> 1] = "saa7113h",
>> [0x52 >> 1] = "drxk",
>> + [0x3e >> 1] = "remote IR sensor",
>> [0x60 >> 1] = "remote IR sensor",
>> [0x8e >> 1] = "remote IR sensor",
>> [0x86 >> 1] = "tda9887",
>> diff --git a/drivers/media/usb/em28xx/em28xx-input.c
>> b/drivers/media/usb/em28xx/em28xx-input.c
>> index 3598221..631e252 100644
>> --- a/drivers/media/usb/em28xx/em28xx-input.c
>> +++ b/drivers/media/usb/em28xx/em28xx-input.c
>> @@ -5,6 +5,7 @@
>> Markus Rechberger <mrechber...@gmail.com>
>> Mauro Carvalho Chehab <mche...@infradead.org>
>> Sascha Sommer <saschasom...@freenet.de>
>> + Copyright (C) 2012 Frank Schäfer <fschaefer....@googlemail.com>
>>
>> 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
>> @@ -34,6 +35,8 @@
>> #define EM28XX_SBUTTON_QUERY_INTERVAL 500
>> #define EM28XX_R0C_USBSUSP_SNAPSHOT 0x20
>>
>> +#define EM28XX_RC_QUERY_INTERVAL 100
>> +
>> static unsigned int ir_debug;
>> module_param(ir_debug, int, 0644);
>> MODULE_PARM_DESC(ir_debug, "enable debug messages [IR]");
>> @@ -67,13 +70,14 @@ struct em28xx_IR {
>> char name[32];
>> char phys[32];
>>
>> - /* poll external decoder */
>> int polling;
>> struct delayed_work work;
>> unsigned int full_code:1;
>> unsigned int last_readcount;
>> u64 rc_type;
>>
>> + struct i2c_client *i2c_dev; /* external i2c IR receiver/decoder */
>> +
>> int (*get_key)(struct em28xx_IR *, struct em28xx_ir_poll_result *);
>> };
>>
>> @@ -452,7 +456,7 @@ static int em28xx_ir_change_protocol(struct rc_dev
>> *rc_dev, u64 *rc_type)
>> }
>> }
>>
>> -static void em28xx_register_i2c_ir(struct em28xx *dev)
>> +static int em28xx_register_i2c_ir(struct em28xx *dev, struct rc_dev *rc_dev)
>> {
>> /* Leadtek winfast tv USBII deluxe can find a non working IR-device */
>> /* at address 0x18, so if that address is needed for another board in */
>> @@ -470,30 +474,46 @@ static void em28xx_register_i2c_ir(struct em28xx *dev)
>> switch (dev->model) {
>> case EM2800_BOARD_TERRATEC_CINERGY_200:
>> case EM2820_BOARD_TERRATEC_CINERGY_250:
>> - dev->init_data.ir_codes = RC_MAP_EM_TERRATEC;
>> - dev->init_data.get_key = em28xx_get_key_terratec;
>> dev->init_data.name = "i2c IR (EM28XX Terratec)";
>> + dev->init_data.type = RC_BIT_OTHER;
>> + dev->init_data.get_key = em28xx_get_key_terratec;
>> break;
>> case EM2820_BOARD_PINNACLE_USB_2:
>> - dev->init_data.ir_codes = RC_MAP_PINNACLE_GREY;
>> - dev->init_data.get_key = em28xx_get_key_pinnacle_usb_grey;
>> dev->init_data.name = "i2c IR (EM28XX Pinnacle PCTV)";
>> + dev->init_data.type = RC_BIT_OTHER;
>> + dev->init_data.get_key = em28xx_get_key_pinnacle_usb_grey;
>> break;
>> case EM2820_BOARD_HAUPPAUGE_WINTV_USB_2:
>> - dev->init_data.ir_codes = RC_MAP_HAUPPAUGE;
>> - dev->init_data.get_key = em28xx_get_key_em_haup;
>> dev->init_data.name = "i2c IR (EM2840 Hauppauge)";
>> + dev->init_data.type = RC_BIT_RC5;
>> + dev->init_data.get_key = em28xx_get_key_em_haup;
>> break;
>> case EM2820_BOARD_LEADTEK_WINFAST_USBII_DELUXE:
>> - dev->init_data.ir_codes = RC_MAP_WINFAST_USBII_DELUXE;
>> - dev->init_data.get_key = em28xx_get_key_winfast_usbii_deluxe;
>> dev->init_data.name = "i2c IR (EM2820 Winfast TV USBII Deluxe)";
>> + dev->init_data.type = RC_BIT_OTHER;
>> + dev->init_data.get_key = em28xx_get_key_winfast_usbii_deluxe;
>> break;
>> }
>>
>> - if (dev->init_data.name)
>> + if (dev->init_data.name && dev->board.ir_codes) {
>> + dev->init_data.ir_codes = dev->board.ir_codes;
>> + dev->init_data.polling_interval = EM28XX_RC_QUERY_INTERVAL;
>> + dev->init_data.rc_dev = rc_dev;
>> info.platform_data = &dev->init_data;
>> - i2c_new_probed_device(&dev->i2c_adap, &info, addr_list, NULL);
>> + } else {
>> + em28xx_warn("Unknown i2c remote control device.\n");
>> + em28xx_warn("If the remote control doesn't work properly,
>> please contact <linux-media@vger.kernel.org>\n");
>> + }
>> +
>> + dev->ir->i2c_dev = i2c_new_probed_device(&dev->i2c_adap, &info,
>> addr_list, NULL);
>> + if (NULL == dev->ir->i2c_dev)
>> + return -ENODEV;
>> +
>> +#if defined(CONFIG_MODULES) && defined(MODULE)
>> + request_module("ir-kbd-i2c");
>> +#endif
>> +
>> + return 0;
>> }
>>
>> /**********************************************************
>> @@ -590,7 +610,7 @@ static int em28xx_ir_init(struct em28xx *dev)
>> int err = -ENOMEM;
>> u64 rc_type;
>>
>> - if (dev->board.ir_codes == NULL) {
>> + if (dev->board.ir_codes == NULL && !dev->board.has_ir_i2c) {
>> /* No remote control support */
>> em28xx_warn("Remote control support is not available for "
>> "this card.\n");
>> @@ -607,68 +627,56 @@ static int em28xx_ir_init(struct em28xx *dev)
>> dev->ir = ir;
>> ir->rc = rc;
>>
>> - /*
>> - * em2874 supports more protocols. For now, let's just announce
>> - * the two protocols that were already tested
>> - */
>> - rc->allowed_protos = RC_BIT_RC5 | RC_BIT_NEC;
>> - rc->priv = ir;
>> - rc->change_protocol = em28xx_ir_change_protocol;
>> - rc->open = em28xx_ir_start;
>> - rc->close = em28xx_ir_stop;
>> -
>> - switch (dev->chip_id) {
>> - case CHIP_ID_EM2860:
>> - case CHIP_ID_EM2883:
>> - rc->allowed_protos = RC_BIT_RC5 | RC_BIT_NEC;
>> - break;
>> - case CHIP_ID_EM2884:
>> - case CHIP_ID_EM2874:
>> - case CHIP_ID_EM28174:
>> - rc->allowed_protos = RC_BIT_RC5 | RC_BIT_NEC | RC_BIT_RC6_0;
>> - break;
>> - default:
>> - err = -ENODEV;
>> - goto error;
>> - }
>> -
>> - /* By default, keep protocol field untouched */
>> - rc_type = RC_BIT_UNKNOWN;
>> - err = em28xx_ir_change_protocol(rc, &rc_type);
>> - if (err)
>> - goto error;
>> -
>> - /* This is how often we ask the chip for IR information */
>> - ir->polling = 100; /* ms */
>> -
>> - /* init input device */
>> - snprintf(ir->name, sizeof(ir->name), "em28xx IR (%s)",
>> - dev->name);
>> -
>> + snprintf(ir->name, sizeof(ir->name), "em28xx IR (%s)", dev->name);
>> usb_make_path(dev->udev, ir->phys, sizeof(ir->phys));
>> strlcat(ir->phys, "/input0", sizeof(ir->phys));
>> + ir->polling = EM28XX_RC_QUERY_INTERVAL;
>>
>> - rc->input_name = ir->name;
>> - rc->input_phys = ir->phys;
>> - rc->input_id.bustype = BUS_USB;
>> rc->input_id.version = 1;
>> rc->input_id.vendor = le16_to_cpu(dev->udev->descriptor.idVendor);
>> rc->input_id.product = le16_to_cpu(dev->udev->descriptor.idProduct);
>> rc->dev.parent = &dev->udev->dev;
>> - rc->map_name = dev->board.ir_codes;
>> rc->driver_name = MODULE_NAME;
>>
>> - /* all done */
>> - err = rc_register_device(rc);
>> - if (err)
>> - goto error;
>> -
>> - em28xx_register_i2c_ir(dev);
>> + if (dev->board.has_ir_i2c) {
>> + err = em28xx_register_i2c_ir(dev, rc);
>> + if (err < 0)
>> + goto error;
>> + } else {
>> + switch (dev->chip_id) {
>> + case CHIP_ID_EM2860:
>> + case CHIP_ID_EM2883:
>> + rc->allowed_protos = RC_BIT_RC5 | RC_BIT_NEC;
>> + break;
>> + case CHIP_ID_EM2884:
>> + case CHIP_ID_EM2874:
>> + case CHIP_ID_EM28174:
>> + rc->allowed_protos = RC_BIT_RC5 | RC_BIT_NEC |
>> RC_BIT_RC6_0;
>> + break;
>> + default:
>> + err = -ENODEV;
>> + goto error;
>> + }
>> + rc->priv = ir;
>> + rc->change_protocol = em28xx_ir_change_protocol;
>> + rc->open = em28xx_ir_start;
>> + rc->close = em28xx_ir_stop;
>> + rc->input_name = ir->name;
>> + rc->input_phys = ir->phys;
>> + rc->input_id.bustype = BUS_USB;
>> + rc->map_name = dev->board.ir_codes;
>> +
>> + /* By default, keep protocol field untouched */
>> + rc_type = RC_BIT_UNKNOWN;
>> + err = em28xx_ir_change_protocol(rc, &rc_type);
>> + if (err)
>> + goto error;
>> +
>> + err = rc_register_device(rc);
>> + if (err < 0)
>> + goto error;
>> + }
>>
>> -#if defined(CONFIG_MODULES) && defined(MODULE)
>> - if (dev->board.has_ir_i2c)
>> - request_module("ir-kbd-i2c");
>> -#endif
>> if (dev->board.has_snapshot_button)
>> em28xx_register_snapshot_button(dev);
>>
>> @@ -691,7 +699,9 @@ static int em28xx_ir_fini(struct em28xx *dev)
>> if (!ir)
>> return 0;
>>
>> - if (ir->rc)
>> + if (ir->i2c_dev)
>> + i2c_unregister_device(ir->i2c_dev);
>> + else if (ir->rc)
>> rc_unregister_device(ir->rc);
>>
>> /* done */
--
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