diff options
Diffstat (limited to 'linux/Documentation/video4linux')
-rw-r--r-- | linux/Documentation/video4linux/CARDLIST.em28xx | 1 | ||||
-rw-r--r-- | linux/Documentation/video4linux/CARDLIST.saa7134 | 2 | ||||
-rw-r--r-- | linux/Documentation/video4linux/gspca.txt | 1 | ||||
-rw-r--r-- | linux/Documentation/video4linux/v4l2-framework.txt | 21 |
4 files changed, 8 insertions, 17 deletions
diff --git a/linux/Documentation/video4linux/CARDLIST.em28xx b/linux/Documentation/video4linux/CARDLIST.em28xx index 78d0a6eed..bf58d957e 100644 --- a/linux/Documentation/video4linux/CARDLIST.em28xx +++ b/linux/Documentation/video4linux/CARDLIST.em28xx @@ -61,3 +61,4 @@ 63 -> Kaiomy TVnPC U2 (em2860) [eb1a:e303] 64 -> Easy Cap Capture DC-60 (em2860) 65 -> IO-DATA GV-MVP/SZ (em2820/em2840) [04bb:0515] + 66 -> Empire dual TV (em2880) diff --git a/linux/Documentation/video4linux/CARDLIST.saa7134 b/linux/Documentation/video4linux/CARDLIST.saa7134 index 6dacf2825..fb3098d56 100644 --- a/linux/Documentation/video4linux/CARDLIST.saa7134 +++ b/linux/Documentation/video4linux/CARDLIST.saa7134 @@ -155,3 +155,5 @@ 154 -> Avermedia AVerTV GO 007 FM Plus [1461:f31d] 155 -> Hauppauge WinTV-HVR1120 ATSC/QAM-Hybrid [0070:6706,0070:6708] 156 -> Hauppauge WinTV-HVR1110r3 [0070:6707,0070:6709,0070:670a] +157 -> Avermedia AVerTV Studio 507UA [1461:a11b] +158 -> AVerMedia Cardbus TV/Radio (E501R) [1461:b7e9] diff --git a/linux/Documentation/video4linux/gspca.txt b/linux/Documentation/video4linux/gspca.txt index 98529e03a..e418a8fb9 100644 --- a/linux/Documentation/video4linux/gspca.txt +++ b/linux/Documentation/video4linux/gspca.txt @@ -209,6 +209,7 @@ sunplus 08ca:2050 Medion MD 41437 sunplus 08ca:2060 Aiptek PocketDV5300 tv8532 0923:010f ICM532 cams mars 093a:050f Mars-Semi Pc-Camera +mr97310a 093a:010f Sakar Digital no. 77379 pac207 093a:2460 Qtec Webcam 100 pac207 093a:2461 HP Webcam pac207 093a:2463 Philips SPC 220 NC diff --git a/linux/Documentation/video4linux/v4l2-framework.txt b/linux/Documentation/video4linux/v4l2-framework.txt index a31177390..854808b67 100644 --- a/linux/Documentation/video4linux/v4l2-framework.txt +++ b/linux/Documentation/video4linux/v4l2-framework.txt @@ -90,7 +90,7 @@ up before calling v4l2_device_register then it will be untouched. If dev is NULL, then you *must* setup v4l2_dev->name before calling v4l2_device_register. The first 'dev' argument is normally the struct device pointer of a pci_dev, -usb_device or platform_device. It is rare for dev to be NULL, but it happens +usb_interface or platform_device. It is rare for dev to be NULL, but it happens with ISA devices or when one device creates multiple PCI devices, thus making it impossible to associate v4l2_dev with a particular parent. @@ -351,17 +351,6 @@ And this to go from an i2c_client to a v4l2_subdev struct: struct v4l2_subdev *sd = i2c_get_clientdata(client); -Finally you need to make a command function to make driver->command() -call the right subdev_ops functions: - -static int subdev_command(struct i2c_client *client, unsigned cmd, void *arg) -{ - return v4l2_subdev_command(i2c_get_clientdata(client), cmd, arg); -} - -If driver->command is never used then you can leave this out. Eventually the -driver->command usage should be removed from v4l. - Make sure to call v4l2_device_unregister_subdev(sd) when the remove() callback is called. This will unregister the sub-device from the bridge driver. It is safe to call this even if the sub-device was never registered. @@ -375,14 +364,12 @@ from the remove() callback ensures that this is always done correctly. The bridge driver also has some helper functions it can use: -struct v4l2_subdev *sd = v4l2_i2c_new_subdev(adapter, "module_foo", "chipid", 0x36); +struct v4l2_subdev *sd = v4l2_i2c_new_subdev(v4l2_dev, adapter, + "module_foo", "chipid", 0x36); This loads the given module (can be NULL if no module needs to be loaded) and calls i2c_new_device() with the given i2c_adapter and chip/address arguments. -If all goes well, then it registers the subdev with the v4l2_device. It gets -the v4l2_device by calling i2c_get_adapdata(adapter), so you should make sure -to call i2c_set_adapdata(adapter, v4l2_device) when you setup the i2c_adapter -in your driver. +If all goes well, then it registers the subdev with the v4l2_device. You can also use v4l2_i2c_new_probed_subdev() which is very similar to v4l2_i2c_new_subdev(), except that it has an array of possible I2C addresses |