| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | config DVB_CINERGYT2 |
| 2 | tristate "Terratec CinergyT2/qanu USB2 DVB-T receiver" |
| 3 | depends on DVB_CORE && USB |
| 4 | help |
| 5 | Support for "TerraTec CinergyT2" USB2.0 Highspeed DVB Receivers |
| 6 | |
| 7 | Say Y if you own such a device and want to use it. |
| 8 | |
| 9 | |
| 10 | config DVB_CINERGYT2_TUNING |
| 11 | bool "sophisticated fine-tuning for CinergyT2 cards" |
| 12 | depends on DVB_CINERGYT2 |
| 13 | help |
| 14 | Here you can fine-tune some parameters of the CinergyT2 driver. |
| 15 | |
| 16 | Normally you don't need to touch this, but in exotic setups you |
| 17 | may fine-tune your setup and adjust e.g. DMA buffer sizes for |
| 18 | a particular application. |
| 19 | |
| 20 | |
| 21 | config DVB_CINERGYT2_STREAM_URB_COUNT |
| 22 | int "Number of queued USB Request Blocks for Highspeed Stream Transfers" |
| 23 | depends on DVB_CINERGYT2_TUNING |
| Michael Krufky | 50c25ff | 2006-01-09 15:25:34 -0200 | [diff] [blame] | 24 | default "32" |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 25 | help |
| 26 | USB Request Blocks for Highspeed Stream transfers are scheduled in |
| 27 | a queue for the Host Controller. |
| 28 | |
| 29 | Usually the default value is a safe choice. |
| 30 | |
| Michael Krufky | 50c25ff | 2006-01-09 15:25:34 -0200 | [diff] [blame] | 31 | You may increase this number if you are using this device in a |
| 32 | Server Environment with many high-traffic USB Highspeed devices |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 33 | sharing the same USB bus. |
| 34 | |
| 35 | |
| 36 | config DVB_CINERGYT2_STREAM_BUF_SIZE |
| 37 | int "Size of URB Stream Buffers for Highspeed Transfers" |
| 38 | depends on DVB_CINERGYT2_TUNING |
| Michael Krufky | 50c25ff | 2006-01-09 15:25:34 -0200 | [diff] [blame] | 39 | default "512" |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 40 | help |
| 41 | Should be a multiple of native buffer size of 512 bytes. |
| 42 | Default value is a safe choice. |
| 43 | |
| Michael Krufky | 50c25ff | 2006-01-09 15:25:34 -0200 | [diff] [blame] | 44 | You may increase this number if you are using this device in a |
| 45 | Server Environment with many high-traffic USB Highspeed devices |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 46 | sharing the same USB bus. |
| 47 | |
| 48 | |
| 49 | config DVB_CINERGYT2_QUERY_INTERVAL |
| 50 | int "Status update interval [milliseconds]" |
| 51 | depends on DVB_CINERGYT2_TUNING |
| Michael Krufky | 50c25ff | 2006-01-09 15:25:34 -0200 | [diff] [blame] | 52 | default "250" |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 53 | help |
| 54 | This is the interval for status readouts from the demodulator. |
| 55 | You may try lower values if you need more responsive signal quality |
| 56 | measurements. |
| 57 | |
| 58 | Please keep in mind that these updates cause traffic on the tuner |
| 59 | control bus and thus may or may not affect receiption sensitivity. |
| 60 | |
| 61 | The default value should be a safe choice for common applications. |
| 62 | |
| 63 | |
| 64 | config DVB_CINERGYT2_ENABLE_RC_INPUT_DEVICE |
| 65 | bool "Register the onboard IR Remote Control Receiver as Input Device" |
| 66 | depends on DVB_CINERGYT2_TUNING |
| Michael Krufky | 50c25ff | 2006-01-09 15:25:34 -0200 | [diff] [blame] | 67 | default "yes" |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 68 | help |
| Michael Krufky | 50c25ff | 2006-01-09 15:25:34 -0200 | [diff] [blame] | 69 | Enable this option if you want to use the onboard Infrared Remote |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 70 | Control Receiver as Linux-Input device. |
| 71 | |
| 72 | Right now only the keycode table for the default Remote Control |
| 73 | delivered with the device is supported, please see the driver |
| 74 | source code to find out how to add support for other controls. |
| 75 | |
| 76 | |
| 77 | config DVB_CINERGYT2_RC_QUERY_INTERVAL |
| 78 | int "Infrared Remote Controller update interval [milliseconds]" |
| 79 | depends on DVB_CINERGYT2_TUNING && DVB_CINERGYT2_ENABLE_RC_INPUT_DEVICE |
| Michael Krufky | 50c25ff | 2006-01-09 15:25:34 -0200 | [diff] [blame] | 80 | default "50" |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 81 | help |
| 82 | If you have a very fast-repeating remote control you can try lower |
| 83 | values, for normal consumer receivers the default value should be |
| 84 | a safe choice. |
| 85 | |