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Signed-off-by: Mauro Carvalho Chehab <mche...@s-opensource.com> --- Documentation/input/yealink.txt | 164 +++++++++++++++++++++++----------------- 1 file changed, 93 insertions(+), 71 deletions(-) diff --git a/Documentation/input/yealink.txt b/Documentation/input/yealink.txt index 8277b76ec506..b231d8baf4bb 100644 --- a/Documentation/input/yealink.txt +++ b/Documentation/input/yealink.txt @@ -1,8 +1,12 @@ +=============================================== Driver documentation for yealink usb-p1k phones +=============================================== + +Status +====== -0. Status -~~~~~~~~~ The p1k is a relatively cheap usb 1.1 phone with: + - keyboard full support, yealink.ko / input event API - LCD full support, yealink.ko / sysfs API - LED full support, yealink.ko / sysfs API @@ -14,10 +18,11 @@ The p1k is a relatively cheap usb 1.1 phone with: For vendor documentation see http://www.yealink.com -1. Compilation (stand alone version) -~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +Compilation (stand alone version) +================================= + Currently only kernel 2.6.x.y versions are supported. -In order to build the yealink.ko module do +In order to build the yealink.ko module do:: make @@ -26,26 +31,28 @@ the Makefile is pointing to the location where your kernel sources are located, default /usr/src/linux. -1.1 Troubleshooting -~~~~~~~~~~~~~~~~~~~ -Q: Module yealink compiled and installed without any problem but phone - is not initialized and does not react to any actions. -A: If you see something like: - hiddev0: USB HID v1.00 Device [Yealink Network Technology Ltd. VOIP USB Phone - in dmesg, it means that the hid driver has grabbed the device first. Try to - load module yealink before any other usb hid driver. Please see the - instructions provided by your distribution on module configuration. +Troubleshooting +~~~~~~~~~~~~~~~ -Q: Phone is working now (displays version and accepts keypad input) but I can't - find the sysfs files. -A: The sysfs files are located on the particular usb endpoint. On most - distributions you can do: "find /sys/ -name get_icons" for a hint. +:Q: Module yealink compiled and installed without any problem but phone + is not initialized and does not react to any actions. +:A: If you see something like: + hiddev0: USB HID v1.00 Device [Yealink Network Technology Ltd. VOIP USB Phone + in dmesg, it means that the hid driver has grabbed the device first. Try to + load module yealink before any other usb hid driver. Please see the + instructions provided by your distribution on module configuration. +:Q: Phone is working now (displays version and accepts keypad input) but I can't + find the sysfs files. +:A: The sysfs files are located on the particular usb endpoint. On most + distributions you can do: "find /sys/ -name get_icons" for a hint. + + +keyboard features +================= -2. keyboard features -~~~~~~~~~~~~~~~~~~~~ The current mapping in the kernel is provided by the map_p1k_to_key -function: +function:: Physical USB-P1K button layout input events @@ -60,14 +67,15 @@ function: 7 8 9 7, 8, 9, * 0 # *, 0, #, - The "up" and "down" keys, are symbolised by arrows on the button. - The "pickup" and "hangup" keys are symbolised by a green and red phone - on the button. +The "up" and "down" keys, are symbolised by arrows on the button. +The "pickup" and "hangup" keys are symbolised by a green and red phone +on the button. -3. LCD features -~~~~~~~~~~~~~~~ -The LCD is divided and organised as a 3 line display: +LCD features +============ + +The LCD is divided and organised as a 3 line display:: |[] [][] [][] [][] in |[][] |[] M [][] D [][] : [][] out |[][] @@ -79,18 +87,19 @@ The LCD is divided and organised as a 3 line display: [] [] [] [] [] [] [] [] [] [] [] [] -Line 1 Format (see below) : 18.e8.M8.88...188 - Icon names : M D : IN OUT STORE -Line 2 Format : ......... - Icon name : NEW REP SU MO TU WE TH FR SA -Line 3 Format : 888888888888 + Line 1 Format (see below) : 18.e8.M8.88...188 + Icon names : M D : IN OUT STORE + Line 2 Format : ......... + Icon name : NEW REP SU MO TU WE TH FR SA + Line 3 Format : 888888888888 Format description: From a userspace perspective the world is separated into "digits" and "icons". A digit can have a character set, an icon can only be ON or OFF. - Format specifier + Format specifier:: + '8' : Generic 7 segment digit with individual addressable segments Reduced capability 7 segment digit, when segments are hard wired together. @@ -105,9 +114,11 @@ Format description: elements. -4. Driver usage -~~~~~~~~~~~~~~~ -For userland the following interfaces are available using the sysfs interface: +Driver usage +============ + +For userland the following interfaces are available using the sysfs interface:: + /sys/.../ line1 Read/Write, lcd line1 line2 Read/Write, lcd line2 @@ -118,38 +129,43 @@ For userland the following interfaces are available using the sysfs interface: show_icon Write, display the element by writing the icon name. map_seg7 Read/Write, the 7 segments char set, common for all - yealink phones. (see map_to_7segment.h) + yealink phones. (see map_to_7segment.h) ringtone Write, upload binary representation of a ringtone, - see yealink.c. status EXPERIMENTAL due to potential + see yealink.c. status EXPERIMENTAL due to potential races between async. and sync usb calls. -4.1 lineX -~~~~~~~~~ -Reading /sys/../lineX will return the format string with its current value: +lineX +~~~~~ - Example: - cat ./line3 - 888888888888 - Linux Rocks! +Reading /sys/../lineX will return the format string with its current value. + + Example:: + + cat ./line3 + 888888888888 + Linux Rocks! Writing to /sys/../lineX will set the corresponding LCD line. + - Excess characters are ignored. - If less characters are written than allowed, the remaining digits are unchanged. - The tab '\t'and '\n' char does not overwrite the original content. - Writing a space to an icon will always hide its content. - Example: - date +"%m.%e.%k:%M" | sed 's/^0/ /' > ./line1 + Example:: + + date +"%m.%e.%k:%M" | sed 's/^0/ /' > ./line1 Will update the LCD with the current date & time. -4.2 get_icons -~~~~~~~~~~~~~ -Reading will return all available icon names and its current settings: +get_icons +~~~~~~~~~ + +Reading will return all available icon names and its current settings:: cat ./get_icons on M @@ -172,45 +188,51 @@ Reading will return all available icon names and its current settings: RINGTONE -4.3 show/hide icons -~~~~~~~~~~~~~~~~~~~ +show/hide icons +~~~~~~~~~~~~~~~ + Writing to these files will update the state of the icon. Only one icon at a time can be updated. If an icon is also on a ./lineX the corresponding value is updated with the first letter of the icon. - Example - light up the store icon: - echo -n "STORE" > ./show_icon + Example - light up the store icon:: - cat ./line1 - 18.e8.M8.88...188 - S + echo -n "STORE" > ./show_icon - Example - sound the ringtone for 10 seconds: - echo -n RINGTONE > /sys/..../show_icon - sleep 10 - echo -n RINGTONE > /sys/..../hide_icon + cat ./line1 + 18.e8.M8.88...188 + S + Example - sound the ringtone for 10 seconds:: + + echo -n RINGTONE > /sys/..../show_icon + sleep 10 + echo -n RINGTONE > /sys/..../hide_icon + + +Sound features +============== -5. Sound features -~~~~~~~~~~~~~~~~~ Sound is supported by the ALSA driver: snd_usb_audio One 16-bit channel with sample and playback rates of 8000 Hz is the practical limit of the device. - Example - recording test: - arecord -v -d 10 -r 8000 -f S16_LE -t wav foobar.wav + Example - recording test:: - Example - playback test: - aplay foobar.wav + arecord -v -d 10 -r 8000 -f S16_LE -t wav foobar.wav + Example - playback test:: + + aplay foobar.wav + + +Credits & Acknowledgments +========================= -6. Credits & Acknowledgments -~~~~~~~~~~~~~~~~~~~~~~~~~~~~ - Olivier Vandorpe, for starting the usbb2k-api project doing much of - the reverse engineering. + the reverse engineering. - Martin Diehl, for pointing out how to handle USB memory allocation. - Dmitry Torokhov, for the numerous code reviews and suggestions. - -- 2.9.3 -- To unsubscribe from this list: send the line "unsubscribe linux-doc" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
