diff options
-rw-r--r-- | Documentation/dvb/bt8xx.txt | 32 |
1 files changed, 20 insertions, 12 deletions
diff --git a/Documentation/dvb/bt8xx.txt b/Documentation/dvb/bt8xx.txt index 4e7614e606c5..ecb47adda063 100644 --- a/Documentation/dvb/bt8xx.txt +++ b/Documentation/dvb/bt8xx.txt | |||
@@ -9,19 +9,29 @@ for accessing the i2c bus and the gpio pins of the bt8xx chipset. | |||
9 | Please see Documentation/dvb/cards.txt => o Cards based on the Conexant Bt8xx PCI bridge: | 9 | Please see Documentation/dvb/cards.txt => o Cards based on the Conexant Bt8xx PCI bridge: |
10 | 10 | ||
11 | Compiling kernel please enable: | 11 | Compiling kernel please enable: |
12 | a.)"Device drivers" => "Multimedia devices" => "Video For Linux" => "BT848 Video For Linux" | 12 | a.)"Device drivers" => "Multimedia devices" => "Video For Linux" => "Enable Video for Linux API 1 (DEPRECATED)" |
13 | b.)"Device drivers" => "Multimedia devices" => "Digital Video Broadcasting Devices" | 13 | b.)"Device drivers" => "Multimedia devices" => "Video For Linux" => "Video Capture Adapters" => "BT848 Video For Linux" |
14 | => "DVB for Linux" "DVB Core Support" "Bt8xx based PCI Cards" | 14 | c.)"Device drivers" => "Multimedia devices" => "Digital Video Broadcasting Devices" => "DVB for Linux" "DVB Core Support" "Bt8xx based PCI Cards" |
15 | 15 | ||
16 | 2) Loading Modules | 16 | Please use the following options with care as deselection of drivers which are in fact necessary |
17 | ================== | 17 | may result in DVB devices that cannot be tuned due to lack of driver support: |
18 | You can save RAM by deselecting every frontend module that your DVB card does not need. | ||
19 | |||
20 | First please remove the static dependency of DVB card drivers on all frontend modules for all possible card variants by enabling: | ||
21 | d.) "Device drivers" => "Multimedia devices" => "Digital Video Broadcasting Devices" | ||
22 | => "DVB for Linux" "DVB Core Support" "Load and attach frontend modules as needed" | ||
18 | 23 | ||
19 | In default cases bttv is loaded automatically. | 24 | If you know the frontend driver that your card needs please enable: |
20 | To load the backend either place dvb-bt8xx in etc/modules, or apply manually: | 25 | e.)"Device drivers" => "Multimedia devices" => "Digital Video Broadcasting Devices" |
26 | => "DVB for Linux" "DVB Core Support" "Customise DVB Frontends" => "Customise the frontend modules to build" | ||
27 | Then please select your card-specific frontend module. | ||
21 | 28 | ||
22 | $ modprobe dvb-bt8xx | 29 | 2) Loading Modules |
30 | ================== | ||
23 | 31 | ||
24 | All frontends will be loaded automatically. | 32 | Regular case: If the bttv driver detects a bt8xx-based DVB card, all frontend and backend modules will be loaded automatically. |
33 | Exceptions are: | ||
34 | - Old TwinHan DST cards or clones with or without CA slot and not containing an Eeprom. | ||
25 | People running udev please see Documentation/dvb/udev.txt. | 35 | People running udev please see Documentation/dvb/udev.txt. |
26 | 36 | ||
27 | In the following cases overriding the PCI type detection for dvb-bt8xx might be necessary: | 37 | In the following cases overriding the PCI type detection for dvb-bt8xx might be necessary: |
@@ -30,7 +40,6 @@ In the following cases overriding the PCI type detection for dvb-bt8xx might be | |||
30 | ------------------------------ | 40 | ------------------------------ |
31 | 41 | ||
32 | $ modprobe bttv card=113 | 42 | $ modprobe bttv card=113 |
33 | $ modprobe dvb-bt8xx | ||
34 | $ modprobe dst | 43 | $ modprobe dst |
35 | 44 | ||
36 | Useful parameters for verbosity level and debugging the dst module: | 45 | Useful parameters for verbosity level and debugging the dst module: |
@@ -65,10 +74,9 @@ DViCO FusionHDTV 5 Lite: 135 | |||
65 | Notice: The order of the card ID should be uprising: | 74 | Notice: The order of the card ID should be uprising: |
66 | Example: | 75 | Example: |
67 | $ modprobe bttv card=113 card=135 | 76 | $ modprobe bttv card=113 card=135 |
68 | $ modprobe dvb-bt8xx | ||
69 | 77 | ||
70 | For a full list of card ID's please see Documentation/video4linux/CARDLIST.bttv. | 78 | For a full list of card ID's please see Documentation/video4linux/CARDLIST.bttv. |
71 | In case of further problems send questions to the mailing list: www.linuxdvb.org. | 79 | In case of further problems please subscribe and send questions to the mailing list: linux-dvb@linuxtv.org. |
72 | 80 | ||
73 | Authors: Richard Walker, | 81 | Authors: Richard Walker, |
74 | Jamie Honan, | 82 | Jamie Honan, |