2006-06-21 07:42:43 -06:00
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/*
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* Apple Onboard Audio driver -- layout fabric
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*
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* Copyright 2006 Johannes Berg <johannes@sipsolutions.net>
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*
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* GPL v2, can be found in COPYING.
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*
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*
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* This fabric module looks for sound codecs
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* based on the layout-id property in the device tree.
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*
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*/
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#include <asm/prom.h>
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#include <linux/list.h>
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#include <linux/module.h>
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#include "../aoa.h"
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#include "../soundbus/soundbus.h"
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MODULE_AUTHOR("Johannes Berg <johannes@sipsolutions.net>");
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MODULE_LICENSE("GPL");
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MODULE_DESCRIPTION("Layout-ID fabric for snd-aoa");
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#define MAX_CODECS_PER_BUS 2
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/* These are the connections the layout fabric
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* knows about. It doesn't really care about the
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* input ones, but I thought I'd separate them
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* to give them proper names. The thing is that
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* Apple usually will distinguish the active output
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* by GPIOs, while the active input is set directly
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* on the codec. Hence we here tell the codec what
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* we think is connected. This information is hard-
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* coded below ... */
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#define CC_SPEAKERS (1<<0)
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#define CC_HEADPHONE (1<<1)
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#define CC_LINEOUT (1<<2)
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#define CC_DIGITALOUT (1<<3)
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#define CC_LINEIN (1<<4)
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#define CC_MICROPHONE (1<<5)
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#define CC_DIGITALIN (1<<6)
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/* pretty bogus but users complain...
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* This is a flag saying that the LINEOUT
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* should be renamed to HEADPHONE.
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* be careful with input detection! */
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#define CC_LINEOUT_LABELLED_HEADPHONE (1<<7)
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struct codec_connection {
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/* CC_ flags from above */
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int connected;
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/* codec dependent bit to be set in the aoa_codec.connected field.
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* This intentionally doesn't have any generic flags because the
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* fabric has to know the codec anyway and all codecs might have
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* different connectors */
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int codec_bit;
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};
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struct codec_connect_info {
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char *name;
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struct codec_connection *connections;
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};
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#define LAYOUT_FLAG_COMBO_LINEOUT_SPDIF (1<<0)
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struct layout {
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unsigned int layout_id;
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struct codec_connect_info codecs[MAX_CODECS_PER_BUS];
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int flags;
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/* if busname is not assigned, we use 'Master' below,
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* so that our layout table doesn't need to be filled
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* too much.
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* We only assign these two if we expect to find more
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* than one soundbus, i.e. on those machines with
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* multiple layout-ids */
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char *busname;
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int pcmid;
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};
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MODULE_ALIAS("sound-layout-41");
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MODULE_ALIAS("sound-layout-45");
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MODULE_ALIAS("sound-layout-51");
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MODULE_ALIAS("sound-layout-58");
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MODULE_ALIAS("sound-layout-60");
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MODULE_ALIAS("sound-layout-61");
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MODULE_ALIAS("sound-layout-64");
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MODULE_ALIAS("sound-layout-65");
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MODULE_ALIAS("sound-layout-68");
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MODULE_ALIAS("sound-layout-69");
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MODULE_ALIAS("sound-layout-70");
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MODULE_ALIAS("sound-layout-72");
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MODULE_ALIAS("sound-layout-80");
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MODULE_ALIAS("sound-layout-82");
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MODULE_ALIAS("sound-layout-84");
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MODULE_ALIAS("sound-layout-86");
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MODULE_ALIAS("sound-layout-92");
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2006-06-28 05:59:50 -06:00
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MODULE_ALIAS("sound-layout-96");
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2006-06-21 07:42:43 -06:00
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/* onyx with all but microphone connected */
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static struct codec_connection onyx_connections_nomic[] = {
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{
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.connected = CC_SPEAKERS | CC_HEADPHONE | CC_LINEOUT,
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.codec_bit = 0,
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},
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{
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.connected = CC_DIGITALOUT,
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.codec_bit = 1,
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},
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{
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.connected = CC_LINEIN,
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.codec_bit = 2,
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},
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{} /* terminate array by .connected == 0 */
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};
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/* onyx on machines without headphone */
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static struct codec_connection onyx_connections_noheadphones[] = {
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{
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.connected = CC_SPEAKERS | CC_LINEOUT |
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CC_LINEOUT_LABELLED_HEADPHONE,
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.codec_bit = 0,
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},
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{
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.connected = CC_DIGITALOUT,
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.codec_bit = 1,
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},
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/* FIXME: are these correct? probably not for all the machines
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* below ... If not this will need separating. */
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{
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.connected = CC_LINEIN,
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.codec_bit = 2,
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},
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{
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.connected = CC_MICROPHONE,
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.codec_bit = 3,
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},
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{} /* terminate array by .connected == 0 */
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};
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/* onyx on machines with real line-out */
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static struct codec_connection onyx_connections_reallineout[] = {
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{
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.connected = CC_SPEAKERS | CC_LINEOUT | CC_HEADPHONE,
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.codec_bit = 0,
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},
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{
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.connected = CC_DIGITALOUT,
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.codec_bit = 1,
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},
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{
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.connected = CC_LINEIN,
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.codec_bit = 2,
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},
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{} /* terminate array by .connected == 0 */
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};
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/* tas on machines without line out */
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static struct codec_connection tas_connections_nolineout[] = {
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{
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.connected = CC_SPEAKERS | CC_HEADPHONE,
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.codec_bit = 0,
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},
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{
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.connected = CC_LINEIN,
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.codec_bit = 2,
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},
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{
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.connected = CC_MICROPHONE,
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.codec_bit = 3,
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},
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{} /* terminate array by .connected == 0 */
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};
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/* tas on machines with neither line out nor line in */
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static struct codec_connection tas_connections_noline[] = {
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{
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.connected = CC_SPEAKERS | CC_HEADPHONE,
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.codec_bit = 0,
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},
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{
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.connected = CC_MICROPHONE,
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.codec_bit = 3,
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},
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{} /* terminate array by .connected == 0 */
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};
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/* tas on machines without microphone */
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static struct codec_connection tas_connections_nomic[] = {
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{
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.connected = CC_SPEAKERS | CC_HEADPHONE | CC_LINEOUT,
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.codec_bit = 0,
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},
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{
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.connected = CC_LINEIN,
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.codec_bit = 2,
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},
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{} /* terminate array by .connected == 0 */
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};
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/* tas on machines with everything connected */
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static struct codec_connection tas_connections_all[] = {
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{
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.connected = CC_SPEAKERS | CC_HEADPHONE | CC_LINEOUT,
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.codec_bit = 0,
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},
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{
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.connected = CC_LINEIN,
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.codec_bit = 2,
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},
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{
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.connected = CC_MICROPHONE,
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.codec_bit = 3,
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},
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{} /* terminate array by .connected == 0 */
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};
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static struct codec_connection toonie_connections[] = {
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{
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.connected = CC_SPEAKERS | CC_HEADPHONE,
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.codec_bit = 0,
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},
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{} /* terminate array by .connected == 0 */
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};
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static struct codec_connection topaz_input[] = {
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{
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.connected = CC_DIGITALIN,
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.codec_bit = 0,
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},
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{} /* terminate array by .connected == 0 */
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};
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static struct codec_connection topaz_output[] = {
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{
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.connected = CC_DIGITALOUT,
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.codec_bit = 1,
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},
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{} /* terminate array by .connected == 0 */
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};
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static struct codec_connection topaz_inout[] = {
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{
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.connected = CC_DIGITALIN,
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.codec_bit = 0,
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},
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{
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.connected = CC_DIGITALOUT,
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.codec_bit = 1,
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},
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{} /* terminate array by .connected == 0 */
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};
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static struct layout layouts[] = {
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/* last PowerBooks (15" Oct 2005) */
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{ .layout_id = 82,
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.flags = LAYOUT_FLAG_COMBO_LINEOUT_SPDIF,
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.codecs[0] = {
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.name = "onyx",
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.connections = onyx_connections_noheadphones,
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},
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.codecs[1] = {
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.name = "topaz",
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.connections = topaz_input,
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},
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},
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/* PowerMac9,1 */
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{ .layout_id = 60,
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.codecs[0] = {
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.name = "onyx",
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.connections = onyx_connections_reallineout,
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},
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},
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/* PowerMac9,1 */
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{ .layout_id = 61,
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.codecs[0] = {
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.name = "topaz",
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.connections = topaz_input,
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},
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},
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/* PowerBook5,7 */
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{ .layout_id = 64,
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.flags = LAYOUT_FLAG_COMBO_LINEOUT_SPDIF,
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.codecs[0] = {
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.name = "onyx",
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.connections = onyx_connections_noheadphones,
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},
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},
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/* PowerBook5,7 */
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{ .layout_id = 65,
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.codecs[0] = {
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.name = "topaz",
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.connections = topaz_input,
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},
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},
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/* PowerBook5,9 [17" Oct 2005] */
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{ .layout_id = 84,
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.flags = LAYOUT_FLAG_COMBO_LINEOUT_SPDIF,
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.codecs[0] = {
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.name = "onyx",
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.connections = onyx_connections_noheadphones,
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},
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.codecs[1] = {
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.name = "topaz",
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.connections = topaz_input,
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},
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},
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/* PowerMac8,1 */
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{ .layout_id = 45,
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.codecs[0] = {
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.name = "onyx",
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.connections = onyx_connections_noheadphones,
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},
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.codecs[1] = {
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.name = "topaz",
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.connections = topaz_input,
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},
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},
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/* Quad PowerMac (analog in, analog/digital out) */
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{ .layout_id = 68,
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.codecs[0] = {
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.name = "onyx",
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.connections = onyx_connections_nomic,
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},
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},
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/* Quad PowerMac (digital in) */
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{ .layout_id = 69,
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.codecs[0] = {
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.name = "topaz",
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.connections = topaz_input,
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},
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.busname = "digital in", .pcmid = 1 },
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/* Early 2005 PowerBook (PowerBook 5,6) */
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{ .layout_id = 70,
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.codecs[0] = {
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.name = "tas",
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.connections = tas_connections_nolineout,
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},
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},
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/* PowerBook 5,4 */
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{ .layout_id = 51,
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.codecs[0] = {
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.name = "tas",
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.connections = tas_connections_nolineout,
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},
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},
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/* PowerBook6,7 */
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{ .layout_id = 80,
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.codecs[0] = {
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.name = "tas",
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.connections = tas_connections_noline,
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},
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},
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/* PowerBook6,8 */
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{ .layout_id = 72,
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.codecs[0] = {
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.name = "tas",
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.connections = tas_connections_nolineout,
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},
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},
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/* PowerMac8,2 */
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{ .layout_id = 86,
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.codecs[0] = {
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.name = "onyx",
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.connections = onyx_connections_nomic,
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},
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.codecs[1] = {
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.name = "topaz",
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.connections = topaz_input,
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},
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},
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/* PowerBook6,7 */
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{ .layout_id = 92,
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.codecs[0] = {
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.name = "tas",
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.connections = tas_connections_nolineout,
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},
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},
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/* PowerMac10,1 (Mac Mini) */
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{ .layout_id = 58,
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.codecs[0] = {
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.name = "toonie",
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.connections = toonie_connections,
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},
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},
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2006-06-28 05:59:50 -06:00
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{
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.layout_id = 96,
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.codecs[0] = {
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.name = "onyx",
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.connections = onyx_connections_noheadphones,
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},
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},
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2006-06-21 07:42:43 -06:00
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|
/* unknown, untested, but this comes from Apple */
|
|
|
|
{ .layout_id = 41,
|
|
|
|
.codecs[0] = {
|
|
|
|
.name = "tas",
|
|
|
|
.connections = tas_connections_all,
|
|
|
|
},
|
|
|
|
},
|
|
|
|
{ .layout_id = 36,
|
|
|
|
.codecs[0] = {
|
|
|
|
.name = "tas",
|
|
|
|
.connections = tas_connections_nomic,
|
|
|
|
},
|
|
|
|
.codecs[1] = {
|
|
|
|
.name = "topaz",
|
|
|
|
.connections = topaz_inout,
|
|
|
|
},
|
|
|
|
},
|
|
|
|
{ .layout_id = 47,
|
|
|
|
.codecs[0] = {
|
|
|
|
.name = "onyx",
|
|
|
|
.connections = onyx_connections_noheadphones,
|
|
|
|
},
|
|
|
|
},
|
|
|
|
{ .layout_id = 48,
|
|
|
|
.codecs[0] = {
|
|
|
|
.name = "topaz",
|
|
|
|
.connections = topaz_input,
|
|
|
|
},
|
|
|
|
},
|
|
|
|
{ .layout_id = 49,
|
|
|
|
.codecs[0] = {
|
|
|
|
.name = "onyx",
|
|
|
|
.connections = onyx_connections_nomic,
|
|
|
|
},
|
|
|
|
},
|
|
|
|
{ .layout_id = 50,
|
|
|
|
.codecs[0] = {
|
|
|
|
.name = "topaz",
|
|
|
|
.connections = topaz_input,
|
|
|
|
},
|
|
|
|
},
|
|
|
|
{ .layout_id = 56,
|
|
|
|
.codecs[0] = {
|
|
|
|
.name = "onyx",
|
|
|
|
.connections = onyx_connections_noheadphones,
|
|
|
|
},
|
|
|
|
},
|
|
|
|
{ .layout_id = 57,
|
|
|
|
.codecs[0] = {
|
|
|
|
.name = "topaz",
|
|
|
|
.connections = topaz_input,
|
|
|
|
},
|
|
|
|
},
|
|
|
|
{ .layout_id = 62,
|
|
|
|
.codecs[0] = {
|
|
|
|
.name = "onyx",
|
|
|
|
.connections = onyx_connections_noheadphones,
|
|
|
|
},
|
|
|
|
.codecs[1] = {
|
|
|
|
.name = "topaz",
|
|
|
|
.connections = topaz_output,
|
|
|
|
},
|
|
|
|
},
|
|
|
|
{ .layout_id = 66,
|
|
|
|
.codecs[0] = {
|
|
|
|
.name = "onyx",
|
|
|
|
.connections = onyx_connections_noheadphones,
|
|
|
|
},
|
|
|
|
},
|
|
|
|
{ .layout_id = 67,
|
|
|
|
.codecs[0] = {
|
|
|
|
.name = "topaz",
|
|
|
|
.connections = topaz_input,
|
|
|
|
},
|
|
|
|
},
|
|
|
|
{ .layout_id = 76,
|
|
|
|
.codecs[0] = {
|
|
|
|
.name = "tas",
|
|
|
|
.connections = tas_connections_nomic,
|
|
|
|
},
|
|
|
|
.codecs[1] = {
|
|
|
|
.name = "topaz",
|
|
|
|
.connections = topaz_inout,
|
|
|
|
},
|
|
|
|
},
|
|
|
|
{ .layout_id = 90,
|
|
|
|
.codecs[0] = {
|
|
|
|
.name = "tas",
|
|
|
|
.connections = tas_connections_noline,
|
|
|
|
},
|
|
|
|
},
|
|
|
|
{ .layout_id = 94,
|
|
|
|
.codecs[0] = {
|
|
|
|
.name = "onyx",
|
|
|
|
/* but it has an external mic?? how to select? */
|
|
|
|
.connections = onyx_connections_noheadphones,
|
|
|
|
},
|
|
|
|
},
|
|
|
|
{ .layout_id = 98,
|
|
|
|
.codecs[0] = {
|
|
|
|
.name = "toonie",
|
|
|
|
.connections = toonie_connections,
|
|
|
|
},
|
|
|
|
},
|
|
|
|
{ .layout_id = 100,
|
|
|
|
.codecs[0] = {
|
|
|
|
.name = "topaz",
|
|
|
|
.connections = topaz_input,
|
|
|
|
},
|
|
|
|
.codecs[1] = {
|
|
|
|
.name = "onyx",
|
|
|
|
.connections = onyx_connections_noheadphones,
|
|
|
|
},
|
|
|
|
},
|
|
|
|
{}
|
|
|
|
};
|
|
|
|
|
|
|
|
static struct layout *find_layout_by_id(unsigned int id)
|
|
|
|
{
|
|
|
|
struct layout *l;
|
|
|
|
|
|
|
|
l = layouts;
|
|
|
|
while (l->layout_id) {
|
|
|
|
if (l->layout_id == id)
|
|
|
|
return l;
|
|
|
|
l++;
|
|
|
|
}
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void use_layout(struct layout *l)
|
|
|
|
{
|
|
|
|
int i;
|
|
|
|
|
|
|
|
for (i=0; i<MAX_CODECS_PER_BUS; i++) {
|
|
|
|
if (l->codecs[i].name) {
|
|
|
|
request_module("snd-aoa-codec-%s", l->codecs[i].name);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
/* now we wait for the codecs to call us back */
|
|
|
|
}
|
|
|
|
|
|
|
|
struct layout_dev;
|
|
|
|
|
|
|
|
struct layout_dev_ptr {
|
|
|
|
struct layout_dev *ptr;
|
|
|
|
};
|
|
|
|
|
|
|
|
struct layout_dev {
|
|
|
|
struct list_head list;
|
|
|
|
struct soundbus_dev *sdev;
|
|
|
|
struct device_node *sound;
|
|
|
|
struct aoa_codec *codecs[MAX_CODECS_PER_BUS];
|
|
|
|
struct layout *layout;
|
|
|
|
struct gpio_runtime gpio;
|
|
|
|
|
|
|
|
/* we need these for headphone/lineout detection */
|
|
|
|
struct snd_kcontrol *headphone_ctrl;
|
|
|
|
struct snd_kcontrol *lineout_ctrl;
|
|
|
|
struct snd_kcontrol *speaker_ctrl;
|
|
|
|
struct snd_kcontrol *headphone_detected_ctrl;
|
|
|
|
struct snd_kcontrol *lineout_detected_ctrl;
|
|
|
|
|
|
|
|
struct layout_dev_ptr selfptr_headphone;
|
|
|
|
struct layout_dev_ptr selfptr_lineout;
|
|
|
|
|
|
|
|
u32 have_lineout_detect:1,
|
|
|
|
have_headphone_detect:1,
|
|
|
|
switch_on_headphone:1,
|
|
|
|
switch_on_lineout:1;
|
|
|
|
};
|
|
|
|
|
|
|
|
static LIST_HEAD(layouts_list);
|
|
|
|
static int layouts_list_items;
|
|
|
|
/* this can go away but only if we allow multiple cards,
|
|
|
|
* make the fabric handle all the card stuff, etc... */
|
|
|
|
static struct layout_dev *layout_device;
|
|
|
|
|
|
|
|
static int control_info(struct snd_kcontrol *kcontrol,
|
|
|
|
struct snd_ctl_elem_info *uinfo)
|
|
|
|
{
|
|
|
|
uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
|
|
|
|
uinfo->count = 1;
|
|
|
|
uinfo->value.integer.min = 0;
|
|
|
|
uinfo->value.integer.max = 1;
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
#define AMP_CONTROL(n, description) \
|
|
|
|
static int n##_control_get(struct snd_kcontrol *kcontrol, \
|
|
|
|
struct snd_ctl_elem_value *ucontrol) \
|
|
|
|
{ \
|
|
|
|
struct gpio_runtime *gpio = snd_kcontrol_chip(kcontrol); \
|
|
|
|
if (gpio->methods && gpio->methods->get_##n) \
|
|
|
|
ucontrol->value.integer.value[0] = \
|
|
|
|
gpio->methods->get_##n(gpio); \
|
|
|
|
return 0; \
|
|
|
|
} \
|
|
|
|
static int n##_control_put(struct snd_kcontrol *kcontrol, \
|
|
|
|
struct snd_ctl_elem_value *ucontrol) \
|
|
|
|
{ \
|
|
|
|
struct gpio_runtime *gpio = snd_kcontrol_chip(kcontrol); \
|
|
|
|
if (gpio->methods && gpio->methods->get_##n) \
|
|
|
|
gpio->methods->set_##n(gpio, \
|
|
|
|
ucontrol->value.integer.value[0]); \
|
|
|
|
return 1; \
|
|
|
|
} \
|
|
|
|
static struct snd_kcontrol_new n##_ctl = { \
|
|
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
|
|
|
|
.name = description, \
|
|
|
|
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE, \
|
|
|
|
.info = control_info, \
|
|
|
|
.get = n##_control_get, \
|
|
|
|
.put = n##_control_put, \
|
|
|
|
}
|
|
|
|
|
|
|
|
AMP_CONTROL(headphone, "Headphone Switch");
|
|
|
|
AMP_CONTROL(speakers, "Speakers Switch");
|
|
|
|
AMP_CONTROL(lineout, "Line-Out Switch");
|
|
|
|
|
|
|
|
static int detect_choice_get(struct snd_kcontrol *kcontrol,
|
|
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
|
|
{
|
|
|
|
struct layout_dev *ldev = snd_kcontrol_chip(kcontrol);
|
|
|
|
|
|
|
|
switch (kcontrol->private_value) {
|
|
|
|
case 0:
|
|
|
|
ucontrol->value.integer.value[0] = ldev->switch_on_headphone;
|
|
|
|
break;
|
|
|
|
case 1:
|
|
|
|
ucontrol->value.integer.value[0] = ldev->switch_on_lineout;
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
return -ENODEV;
|
|
|
|
}
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int detect_choice_put(struct snd_kcontrol *kcontrol,
|
|
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
|
|
{
|
|
|
|
struct layout_dev *ldev = snd_kcontrol_chip(kcontrol);
|
|
|
|
|
|
|
|
switch (kcontrol->private_value) {
|
|
|
|
case 0:
|
|
|
|
ldev->switch_on_headphone = !!ucontrol->value.integer.value[0];
|
|
|
|
break;
|
|
|
|
case 1:
|
|
|
|
ldev->switch_on_lineout = !!ucontrol->value.integer.value[0];
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
return -ENODEV;
|
|
|
|
}
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
static struct snd_kcontrol_new headphone_detect_choice = {
|
|
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
|
|
.name = "Headphone Detect Autoswitch",
|
|
|
|
.info = control_info,
|
|
|
|
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
|
|
|
|
.get = detect_choice_get,
|
|
|
|
.put = detect_choice_put,
|
|
|
|
.private_value = 0,
|
|
|
|
};
|
|
|
|
|
|
|
|
static struct snd_kcontrol_new lineout_detect_choice = {
|
|
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
|
|
.name = "Line-Out Detect Autoswitch",
|
|
|
|
.info = control_info,
|
|
|
|
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
|
|
|
|
.get = detect_choice_get,
|
|
|
|
.put = detect_choice_put,
|
|
|
|
.private_value = 1,
|
|
|
|
};
|
|
|
|
|
|
|
|
static int detected_get(struct snd_kcontrol *kcontrol,
|
|
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
|
|
{
|
|
|
|
struct layout_dev *ldev = snd_kcontrol_chip(kcontrol);
|
|
|
|
int v;
|
|
|
|
|
|
|
|
switch (kcontrol->private_value) {
|
|
|
|
case 0:
|
|
|
|
v = ldev->gpio.methods->get_detect(&ldev->gpio,
|
|
|
|
AOA_NOTIFY_HEADPHONE);
|
|
|
|
break;
|
|
|
|
case 1:
|
|
|
|
v = ldev->gpio.methods->get_detect(&ldev->gpio,
|
|
|
|
AOA_NOTIFY_LINE_OUT);
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
return -ENODEV;
|
|
|
|
}
|
|
|
|
ucontrol->value.integer.value[0] = v;
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static struct snd_kcontrol_new headphone_detected = {
|
|
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
|
|
.name = "Headphone Detected",
|
|
|
|
.info = control_info,
|
|
|
|
.access = SNDRV_CTL_ELEM_ACCESS_READ,
|
|
|
|
.get = detected_get,
|
|
|
|
.private_value = 0,
|
|
|
|
};
|
|
|
|
|
|
|
|
static struct snd_kcontrol_new lineout_detected = {
|
|
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
|
|
.name = "Line-Out Detected",
|
|
|
|
.info = control_info,
|
|
|
|
.access = SNDRV_CTL_ELEM_ACCESS_READ,
|
|
|
|
.get = detected_get,
|
|
|
|
.private_value = 1,
|
|
|
|
};
|
|
|
|
|
|
|
|
static int check_codec(struct aoa_codec *codec,
|
|
|
|
struct layout_dev *ldev,
|
|
|
|
struct codec_connect_info *cci)
|
|
|
|
{
|
|
|
|
u32 *ref;
|
|
|
|
char propname[32];
|
|
|
|
struct codec_connection *cc;
|
|
|
|
|
|
|
|
/* if the codec has a 'codec' node, we require a reference */
|
|
|
|
if (codec->node && (strcmp(codec->node->name, "codec") == 0)) {
|
|
|
|
snprintf(propname, sizeof(propname),
|
|
|
|
"platform-%s-codec-ref", codec->name);
|
|
|
|
ref = (u32*)get_property(ldev->sound, propname, NULL);
|
|
|
|
if (!ref) {
|
|
|
|
printk(KERN_INFO "snd-aoa-fabric-layout: "
|
|
|
|
"required property %s not present\n", propname);
|
|
|
|
return -ENODEV;
|
|
|
|
}
|
|
|
|
if (*ref != codec->node->linux_phandle) {
|
|
|
|
printk(KERN_INFO "snd-aoa-fabric-layout: "
|
|
|
|
"%s doesn't match!\n", propname);
|
|
|
|
return -ENODEV;
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
if (layouts_list_items != 1) {
|
|
|
|
printk(KERN_INFO "snd-aoa-fabric-layout: "
|
|
|
|
"more than one soundbus, but no references.\n");
|
|
|
|
return -ENODEV;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
codec->soundbus_dev = ldev->sdev;
|
|
|
|
codec->gpio = &ldev->gpio;
|
|
|
|
|
|
|
|
cc = cci->connections;
|
|
|
|
if (!cc)
|
|
|
|
return -EINVAL;
|
|
|
|
|
|
|
|
printk(KERN_INFO "snd-aoa-fabric-layout: can use this codec\n");
|
|
|
|
|
|
|
|
codec->connected = 0;
|
|
|
|
codec->fabric_data = cc;
|
|
|
|
|
|
|
|
while (cc->connected) {
|
|
|
|
codec->connected |= 1<<cc->codec_bit;
|
|
|
|
cc++;
|
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int layout_found_codec(struct aoa_codec *codec)
|
|
|
|
{
|
|
|
|
struct layout_dev *ldev;
|
|
|
|
int i;
|
|
|
|
|
|
|
|
list_for_each_entry(ldev, &layouts_list, list) {
|
|
|
|
for (i=0; i<MAX_CODECS_PER_BUS; i++) {
|
|
|
|
if (!ldev->layout->codecs[i].name)
|
|
|
|
continue;
|
|
|
|
if (strcmp(ldev->layout->codecs[i].name, codec->name) == 0) {
|
|
|
|
if (check_codec(codec,
|
|
|
|
ldev,
|
|
|
|
&ldev->layout->codecs[i]) == 0)
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return -ENODEV;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void layout_remove_codec(struct aoa_codec *codec)
|
|
|
|
{
|
|
|
|
int i;
|
|
|
|
/* here remove the codec from the layout dev's
|
|
|
|
* codec reference */
|
|
|
|
|
|
|
|
codec->soundbus_dev = NULL;
|
|
|
|
codec->gpio = NULL;
|
|
|
|
for (i=0; i<MAX_CODECS_PER_BUS; i++) {
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static void layout_notify(void *data)
|
|
|
|
{
|
|
|
|
struct layout_dev_ptr *dptr = data;
|
|
|
|
struct layout_dev *ldev;
|
|
|
|
int v, update;
|
|
|
|
struct snd_kcontrol *detected, *c;
|
|
|
|
struct snd_card *card = aoa_get_card();
|
|
|
|
|
|
|
|
ldev = dptr->ptr;
|
|
|
|
if (data == &ldev->selfptr_headphone) {
|
|
|
|
v = ldev->gpio.methods->get_detect(&ldev->gpio, AOA_NOTIFY_HEADPHONE);
|
|
|
|
detected = ldev->headphone_detected_ctrl;
|
|
|
|
update = ldev->switch_on_headphone;
|
|
|
|
if (update) {
|
|
|
|
ldev->gpio.methods->set_speakers(&ldev->gpio, !v);
|
|
|
|
ldev->gpio.methods->set_headphone(&ldev->gpio, v);
|
|
|
|
ldev->gpio.methods->set_lineout(&ldev->gpio, 0);
|
|
|
|
}
|
|
|
|
} else if (data == &ldev->selfptr_lineout) {
|
|
|
|
v = ldev->gpio.methods->get_detect(&ldev->gpio, AOA_NOTIFY_LINE_OUT);
|
|
|
|
detected = ldev->lineout_detected_ctrl;
|
|
|
|
update = ldev->switch_on_lineout;
|
|
|
|
if (update) {
|
|
|
|
ldev->gpio.methods->set_speakers(&ldev->gpio, !v);
|
|
|
|
ldev->gpio.methods->set_headphone(&ldev->gpio, 0);
|
|
|
|
ldev->gpio.methods->set_lineout(&ldev->gpio, v);
|
|
|
|
}
|
|
|
|
} else
|
|
|
|
return;
|
|
|
|
|
|
|
|
if (detected)
|
|
|
|
snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE, &detected->id);
|
|
|
|
if (update) {
|
|
|
|
c = ldev->headphone_ctrl;
|
|
|
|
if (c)
|
|
|
|
snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE, &c->id);
|
|
|
|
c = ldev->speaker_ctrl;
|
|
|
|
if (c)
|
|
|
|
snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE, &c->id);
|
|
|
|
c = ldev->lineout_ctrl;
|
|
|
|
if (c)
|
|
|
|
snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE, &c->id);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static void layout_attached_codec(struct aoa_codec *codec)
|
|
|
|
{
|
|
|
|
struct codec_connection *cc;
|
|
|
|
struct snd_kcontrol *ctl;
|
|
|
|
int headphones, lineout;
|
|
|
|
struct layout_dev *ldev = layout_device;
|
|
|
|
|
|
|
|
/* need to add this codec to our codec array! */
|
|
|
|
|
|
|
|
cc = codec->fabric_data;
|
|
|
|
|
|
|
|
headphones = codec->gpio->methods->get_detect(codec->gpio,
|
|
|
|
AOA_NOTIFY_HEADPHONE);
|
|
|
|
lineout = codec->gpio->methods->get_detect(codec->gpio,
|
|
|
|
AOA_NOTIFY_LINE_OUT);
|
|
|
|
|
|
|
|
while (cc->connected) {
|
|
|
|
if (cc->connected & CC_SPEAKERS) {
|
|
|
|
if (headphones <= 0 && lineout <= 0)
|
|
|
|
ldev->gpio.methods->set_speakers(codec->gpio, 1);
|
|
|
|
ctl = snd_ctl_new1(&speakers_ctl, codec->gpio);
|
|
|
|
ldev->speaker_ctrl = ctl;
|
|
|
|
aoa_snd_ctl_add(ctl);
|
|
|
|
}
|
|
|
|
if (cc->connected & CC_HEADPHONE) {
|
|
|
|
if (headphones == 1)
|
|
|
|
ldev->gpio.methods->set_headphone(codec->gpio, 1);
|
|
|
|
ctl = snd_ctl_new1(&headphone_ctl, codec->gpio);
|
|
|
|
ldev->headphone_ctrl = ctl;
|
|
|
|
aoa_snd_ctl_add(ctl);
|
|
|
|
ldev->have_headphone_detect =
|
|
|
|
!ldev->gpio.methods
|
|
|
|
->set_notify(&ldev->gpio,
|
|
|
|
AOA_NOTIFY_HEADPHONE,
|
|
|
|
layout_notify,
|
|
|
|
&ldev->selfptr_headphone);
|
|
|
|
if (ldev->have_headphone_detect) {
|
|
|
|
ctl = snd_ctl_new1(&headphone_detect_choice,
|
|
|
|
ldev);
|
|
|
|
aoa_snd_ctl_add(ctl);
|
|
|
|
ctl = snd_ctl_new1(&headphone_detected,
|
|
|
|
ldev);
|
|
|
|
ldev->headphone_detected_ctrl = ctl;
|
|
|
|
aoa_snd_ctl_add(ctl);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if (cc->connected & CC_LINEOUT) {
|
|
|
|
if (lineout == 1)
|
|
|
|
ldev->gpio.methods->set_lineout(codec->gpio, 1);
|
|
|
|
ctl = snd_ctl_new1(&lineout_ctl, codec->gpio);
|
|
|
|
if (cc->connected & CC_LINEOUT_LABELLED_HEADPHONE)
|
|
|
|
strlcpy(ctl->id.name,
|
|
|
|
"Headphone Switch", sizeof(ctl->id.name));
|
|
|
|
ldev->lineout_ctrl = ctl;
|
|
|
|
aoa_snd_ctl_add(ctl);
|
|
|
|
ldev->have_lineout_detect =
|
|
|
|
!ldev->gpio.methods
|
|
|
|
->set_notify(&ldev->gpio,
|
|
|
|
AOA_NOTIFY_LINE_OUT,
|
|
|
|
layout_notify,
|
|
|
|
&ldev->selfptr_lineout);
|
|
|
|
if (ldev->have_lineout_detect) {
|
|
|
|
ctl = snd_ctl_new1(&lineout_detect_choice,
|
|
|
|
ldev);
|
|
|
|
if (cc->connected & CC_LINEOUT_LABELLED_HEADPHONE)
|
|
|
|
strlcpy(ctl->id.name,
|
|
|
|
"Headphone Detect Autoswitch",
|
|
|
|
sizeof(ctl->id.name));
|
|
|
|
aoa_snd_ctl_add(ctl);
|
|
|
|
ctl = snd_ctl_new1(&lineout_detected,
|
|
|
|
ldev);
|
|
|
|
if (cc->connected & CC_LINEOUT_LABELLED_HEADPHONE)
|
|
|
|
strlcpy(ctl->id.name,
|
|
|
|
"Headphone Detected",
|
|
|
|
sizeof(ctl->id.name));
|
|
|
|
ldev->lineout_detected_ctrl = ctl;
|
|
|
|
aoa_snd_ctl_add(ctl);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
cc++;
|
|
|
|
}
|
|
|
|
/* now update initial state */
|
|
|
|
if (ldev->have_headphone_detect)
|
|
|
|
layout_notify(&ldev->selfptr_headphone);
|
|
|
|
if (ldev->have_lineout_detect)
|
|
|
|
layout_notify(&ldev->selfptr_lineout);
|
|
|
|
}
|
|
|
|
|
|
|
|
static struct aoa_fabric layout_fabric = {
|
|
|
|
.name = "SoundByLayout",
|
|
|
|
.owner = THIS_MODULE,
|
|
|
|
.found_codec = layout_found_codec,
|
|
|
|
.remove_codec = layout_remove_codec,
|
|
|
|
.attached_codec = layout_attached_codec,
|
|
|
|
};
|
|
|
|
|
|
|
|
static int aoa_fabric_layout_probe(struct soundbus_dev *sdev)
|
|
|
|
{
|
|
|
|
struct device_node *sound = NULL;
|
|
|
|
unsigned int *layout_id;
|
|
|
|
struct layout *layout;
|
|
|
|
struct layout_dev *ldev = NULL;
|
|
|
|
int err;
|
|
|
|
|
|
|
|
/* hm, currently we can only have one ... */
|
|
|
|
if (layout_device)
|
|
|
|
return -ENODEV;
|
|
|
|
|
|
|
|
/* by breaking out we keep a reference */
|
|
|
|
while ((sound = of_get_next_child(sdev->ofdev.node, sound))) {
|
|
|
|
if (sound->type && strcasecmp(sound->type, "soundchip") == 0)
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
if (!sound) return -ENODEV;
|
|
|
|
|
|
|
|
layout_id = (unsigned int *) get_property(sound, "layout-id", NULL);
|
|
|
|
if (!layout_id)
|
|
|
|
goto outnodev;
|
2006-07-10 05:44:37 -06:00
|
|
|
printk(KERN_INFO "snd-aoa-fabric-layout: found bus with layout %d\n",
|
|
|
|
*layout_id);
|
2006-06-21 07:42:43 -06:00
|
|
|
|
|
|
|
layout = find_layout_by_id(*layout_id);
|
|
|
|
if (!layout) {
|
2006-07-10 05:44:37 -06:00
|
|
|
printk(KERN_ERR "snd-aoa-fabric-layout: unknown layout\n");
|
2006-06-21 07:42:43 -06:00
|
|
|
goto outnodev;
|
|
|
|
}
|
|
|
|
|
|
|
|
ldev = kzalloc(sizeof(struct layout_dev), GFP_KERNEL);
|
|
|
|
if (!ldev)
|
|
|
|
goto outnodev;
|
|
|
|
|
|
|
|
layout_device = ldev;
|
|
|
|
ldev->sdev = sdev;
|
|
|
|
ldev->sound = sound;
|
|
|
|
ldev->layout = layout;
|
|
|
|
ldev->gpio.node = sound->parent;
|
|
|
|
switch (layout->layout_id) {
|
|
|
|
case 41: /* that unknown machine no one seems to have */
|
|
|
|
case 51: /* PowerBook5,4 */
|
|
|
|
case 58: /* Mac Mini */
|
|
|
|
ldev->gpio.methods = ftr_gpio_methods;
|
2006-07-10 05:44:37 -06:00
|
|
|
printk(KERN_DEBUG
|
|
|
|
"snd-aoa-fabric-layout: Using direct GPIOs\n");
|
2006-06-21 07:42:43 -06:00
|
|
|
break;
|
|
|
|
default:
|
|
|
|
ldev->gpio.methods = pmf_gpio_methods;
|
2006-07-10 05:44:37 -06:00
|
|
|
printk(KERN_DEBUG
|
|
|
|
"snd-aoa-fabric-layout: Using PMF GPIOs\n");
|
2006-06-21 07:42:43 -06:00
|
|
|
}
|
|
|
|
ldev->selfptr_headphone.ptr = ldev;
|
|
|
|
ldev->selfptr_lineout.ptr = ldev;
|
|
|
|
sdev->ofdev.dev.driver_data = ldev;
|
|
|
|
list_add(&ldev->list, &layouts_list);
|
|
|
|
layouts_list_items++;
|
|
|
|
|
|
|
|
/* assign these before registering ourselves, so
|
|
|
|
* callbacks that are done during registration
|
|
|
|
* already have the values */
|
|
|
|
sdev->pcmid = ldev->layout->pcmid;
|
|
|
|
if (ldev->layout->busname) {
|
|
|
|
sdev->pcmname = ldev->layout->busname;
|
|
|
|
} else {
|
|
|
|
sdev->pcmname = "Master";
|
|
|
|
}
|
|
|
|
|
|
|
|
ldev->gpio.methods->init(&ldev->gpio);
|
|
|
|
|
|
|
|
err = aoa_fabric_register(&layout_fabric);
|
|
|
|
if (err && err != -EALREADY) {
|
|
|
|
printk(KERN_INFO "snd-aoa-fabric-layout: can't use,"
|
|
|
|
" another fabric is active!\n");
|
|
|
|
goto outlistdel;
|
|
|
|
}
|
|
|
|
|
|
|
|
use_layout(layout);
|
|
|
|
ldev->switch_on_headphone = 1;
|
|
|
|
ldev->switch_on_lineout = 1;
|
|
|
|
return 0;
|
|
|
|
outlistdel:
|
|
|
|
/* we won't be using these then... */
|
|
|
|
ldev->gpio.methods->exit(&ldev->gpio);
|
|
|
|
/* reset if we didn't use it */
|
|
|
|
sdev->pcmname = NULL;
|
|
|
|
sdev->pcmid = -1;
|
|
|
|
list_del(&ldev->list);
|
|
|
|
layouts_list_items--;
|
|
|
|
outnodev:
|
|
|
|
if (sound) of_node_put(sound);
|
|
|
|
layout_device = NULL;
|
|
|
|
if (ldev) kfree(ldev);
|
|
|
|
return -ENODEV;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int aoa_fabric_layout_remove(struct soundbus_dev *sdev)
|
|
|
|
{
|
|
|
|
struct layout_dev *ldev = sdev->ofdev.dev.driver_data;
|
|
|
|
int i;
|
|
|
|
|
|
|
|
for (i=0; i<MAX_CODECS_PER_BUS; i++) {
|
|
|
|
if (ldev->codecs[i]) {
|
|
|
|
aoa_fabric_unlink_codec(ldev->codecs[i]);
|
|
|
|
}
|
|
|
|
ldev->codecs[i] = NULL;
|
|
|
|
}
|
|
|
|
list_del(&ldev->list);
|
|
|
|
layouts_list_items--;
|
|
|
|
of_node_put(ldev->sound);
|
|
|
|
|
|
|
|
ldev->gpio.methods->set_notify(&ldev->gpio,
|
|
|
|
AOA_NOTIFY_HEADPHONE,
|
|
|
|
NULL,
|
|
|
|
NULL);
|
|
|
|
ldev->gpio.methods->set_notify(&ldev->gpio,
|
|
|
|
AOA_NOTIFY_LINE_OUT,
|
|
|
|
NULL,
|
|
|
|
NULL);
|
|
|
|
|
|
|
|
ldev->gpio.methods->exit(&ldev->gpio);
|
|
|
|
layout_device = NULL;
|
|
|
|
kfree(ldev);
|
|
|
|
sdev->pcmid = -1;
|
|
|
|
sdev->pcmname = NULL;
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
#ifdef CONFIG_PM
|
|
|
|
static int aoa_fabric_layout_suspend(struct soundbus_dev *sdev, pm_message_t state)
|
|
|
|
{
|
|
|
|
struct layout_dev *ldev = sdev->ofdev.dev.driver_data;
|
|
|
|
|
|
|
|
printk("aoa_fabric_layout_suspend()\n");
|
|
|
|
|
|
|
|
if (ldev->gpio.methods && ldev->gpio.methods->all_amps_off)
|
|
|
|
ldev->gpio.methods->all_amps_off(&ldev->gpio);
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int aoa_fabric_layout_resume(struct soundbus_dev *sdev)
|
|
|
|
{
|
|
|
|
struct layout_dev *ldev = sdev->ofdev.dev.driver_data;
|
|
|
|
|
|
|
|
printk("aoa_fabric_layout_resume()\n");
|
|
|
|
|
|
|
|
if (ldev->gpio.methods && ldev->gpio.methods->all_amps_off)
|
|
|
|
ldev->gpio.methods->all_amps_restore(&ldev->gpio);
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
static struct soundbus_driver aoa_soundbus_driver = {
|
|
|
|
.name = "snd_aoa_soundbus_drv",
|
|
|
|
.owner = THIS_MODULE,
|
|
|
|
.probe = aoa_fabric_layout_probe,
|
|
|
|
.remove = aoa_fabric_layout_remove,
|
|
|
|
#ifdef CONFIG_PM
|
|
|
|
.suspend = aoa_fabric_layout_suspend,
|
|
|
|
.resume = aoa_fabric_layout_resume,
|
|
|
|
#endif
|
|
|
|
};
|
|
|
|
|
|
|
|
static int __init aoa_fabric_layout_init(void)
|
|
|
|
{
|
|
|
|
int err;
|
|
|
|
|
|
|
|
err = soundbus_register_driver(&aoa_soundbus_driver);
|
|
|
|
if (err)
|
|
|
|
return err;
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void __exit aoa_fabric_layout_exit(void)
|
|
|
|
{
|
|
|
|
soundbus_unregister_driver(&aoa_soundbus_driver);
|
|
|
|
aoa_fabric_unregister(&layout_fabric);
|
|
|
|
}
|
|
|
|
|
|
|
|
module_init(aoa_fabric_layout_init);
|
|
|
|
module_exit(aoa_fabric_layout_exit);
|