From: Tobias Lorenz Date: Thu, 12 Feb 2009 17:55:45 +0000 (-0300) Subject: V4L/DVB (10530): Documentation and code cleanups X-Git-Tag: v3.12-rc1~15594^2~519 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=00ec8d0799d56448525b51abbf2075951f637b37;p=kernel%2Fkernel-generic.git V4L/DVB (10530): Documentation and code cleanups - "DealExtreme" sells the "PCear" radio and that comes from "Sanei Electric". - MPlayer is also usable as radio application. - Consistent usage of tabulators and blanks in the code. Signed-off-by: Tobias Lorenz Signed-off-by: Mauro Carvalho Chehab --- diff --git a/Documentation/video4linux/si470x.txt b/Documentation/video4linux/si470x.txt index 49679e6..3a7823e 100644 --- a/Documentation/video4linux/si470x.txt +++ b/Documentation/video4linux/si470x.txt @@ -1,6 +1,6 @@ Driver for USB radios for the Silicon Labs Si470x FM Radio Receivers -Copyright (c) 2008 Tobias Lorenz +Copyright (c) 2009 Tobias Lorenz Information from Silicon Labs @@ -41,7 +41,7 @@ chips are known to work: - 10c4:818a: Silicon Labs USB FM Radio Reference Design - 06e1:a155: ADS/Tech FM Radio Receiver (formerly Instant FM Music) (RDX-155-EF) - 1b80:d700: KWorld USB FM Radio SnapMusic Mobile 700 (FM700) -- 10c5:819a: DealExtreme USB Radio +- 10c5:819a: Sanei Electric, Inc. FM USB Radio (sold as DealExtreme.com PCear) Software @@ -52,6 +52,7 @@ Testing is usually done with most application under Debian/testing: - gradio - GTK FM radio tuner - kradio - Comfortable Radio Application for KDE - radio - ncurses-based radio application +- mplayer - The Ultimate Movie Player For Linux There is also a library libv4l, which can be used. It's going to have a function for frequency seeking, either by using hardware functionality as in radio-si470x @@ -69,7 +70,7 @@ Audio Listing USB Audio is provided by the ALSA snd_usb_audio module. It is recommended to also select SND_USB_AUDIO, as this is required to get sound from the radio. For listing you have to redirect the sound, for example using one of the following -commands. +commands. Please adjust the audio devices to your needs (/dev/dsp* and hw:x,x). If you just want to test audio (very poor quality): cat /dev/dsp1 > /dev/dsp @@ -80,6 +81,10 @@ sox -2 --endian little -r 96000 -t oss /dev/dsp1 -t oss /dev/dsp If you use arts try: arecord -D hw:1,0 -r96000 -c2 -f S16_LE | artsdsp aplay -B - +If you use mplayer try: +mplayer -radio adevice=hw=1.0:arate=96000 \ + -rawaudio rate=96000 \ + radio:///capture Module Parameters ================= diff --git a/drivers/media/radio/radio-si470x.c b/drivers/media/radio/radio-si470x.c index dc72803..8743a52 100644 --- a/drivers/media/radio/radio-si470x.c +++ b/drivers/media/radio/radio-si470x.c @@ -5,8 +5,9 @@ * - Silicon Labs USB FM Radio Reference Design * - ADS/Tech FM Radio Receiver (formerly Instant FM Music) (RDX-155-EF) * - KWorld USB FM Radio SnapMusic Mobile 700 (FM700) + * - Sanei Electric, Inc. FM USB Radio (sold as DealExtreme.com PCear) * - * Copyright (c) 2008 Tobias Lorenz + * Copyright (c) 2009 Tobias Lorenz * * 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 @@ -29,7 +30,7 @@ * 2008-01-12 Tobias Lorenz * Version 1.0.0 * - First working version - * 2008-01-13 Tobias Lorenz + * 2008-01-13 Tobias Lorenz * Version 1.0.1 * - Improved error handling, every function now returns errno * - Improved multi user access (start/mute/stop) @@ -145,7 +146,7 @@ static struct usb_device_id si470x_usb_driver_id_table[] = { { USB_DEVICE_AND_INTERFACE_INFO(0x06e1, 0xa155, USB_CLASS_HID, 0, 0) }, /* KWorld USB FM Radio SnapMusic Mobile 700 (FM700) */ { USB_DEVICE_AND_INTERFACE_INFO(0x1b80, 0xd700, USB_CLASS_HID, 0, 0) }, - /* DealExtreme USB Radio */ + /* Sanei Electric, Inc. FM USB Radio (sold as DealExtreme.com PCear) */ { USB_DEVICE_AND_INTERFACE_INFO(0x10c5, 0x819a, USB_CLASS_HID, 0, 0) }, /* Terminating entry */ { } @@ -345,7 +346,7 @@ MODULE_PARM_DESC(rds_poll_time, "RDS poll time (ms): *40*"); /* Report 19: stream */ #define STREAM_REPORT_SIZE 3 -#define STREAM_REPORT 19 +#define STREAM_REPORT 19 /* Report 20: scratch */ #define SCRATCH_PAGE_SIZE 63 @@ -414,7 +415,7 @@ MODULE_PARM_DESC(rds_poll_time, "RDS poll time (ms): *40*"); /* bootloader commands */ #define GET_SW_VERSION_COMMAND 0x00 -#define SET_PAGE_COMMAND 0x01 +#define SET_PAGE_COMMAND 0x01 #define ERASE_PAGE_COMMAND 0x02 #define WRITE_PAGE_COMMAND 0x03 #define CRC_ON_PAGE_COMMAND 0x04