aboutsummaryrefslogtreecommitdiffstats
path: root/.mailmap
blob: 658003aa94468687849d482a745fc61951d67e88 (plain) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118

#
# This list is used by git-shortlog to fix a few botched name translations
# in the git archive, either because the author's full name was messed up
# and/or not always written the same way, making contributions from the
# same person appearing not to be so or badly displayed.
#
# repo-abbrev: /pub/scm/linux/kernel/git/
#

Aaron Durbin <adurbin@google.com>
Adam Oldham <oldhamca@gmail.com>
Adam Radford <aradford@gmail.com>
Adrian Bunk <bunk@stusta.de>
Alan Cox <alan@lxorguk.ukuu.org.uk>
Alan Cox <root@hraefn.swansea.linux.org.uk>
Aleksey Gorelov <aleksey_gorelov@phoenix.com>
Al Viro <viro@ftp.linux.org.uk>
Al Viro <viro@zenIV.linux.org.uk>
Andreas Herrmann <aherrman@de.ibm.com>
Andrew Morton <akpm@osdl.org>
Andrew Vasquez <andrew.vasquez@qlogic.com>
Andy Adamson <andros@citi.umich.edu>
Archit Taneja <archit@ti.com>
Arnaud Patard <arnaud.patard@rtp-net.org>
Arnd Bergmann <arnd@arndb.de>
Axel Dyks <xl@xlsigned.net>
Axel Lin <axel.lin@gmail.com>
Ben Gardner <bgardner@wabtec.com>
Ben M Cahill <ben.m.cahill@intel.com>
Björn Steinbrink <B.Steinbrink@gmx.de>
Brian Avery <b.avery@hp.com>
Brian King <brking@us.ibm.com>
Christoph Hellwig <hch@lst.de>
Corey Minyard <minyard@acm.org>
Damian Hobson-Garcia <dhobsong@igel.co.jp>
David Brownell <david-b@pacbell.net>
David Woodhouse <dwmw2@shinybook.infradead.org>
Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
Domen Puncer <domen@coderock.org>
Douglas Gilbert <dougg@torque.net>
Ed L. Cashin <ecashin@coraid.com>
Evgeniy Polyakov <johnpol@2ka.mipt.ru>
Felipe W Damasio <felipewd@terra.com.br>
Felix Kuhling <fxkuehl@gmx.de>
Felix Moeller <felix@derklecks.de>
Filipe Lautert <filipe@icewall.org>
Franck Bui-Huu <vagabon.xyz@gmail.com>
Frank Zago <fzago@systemfabricworks.com>
Greg Kroah-Hartman <greg@echidna.(none)>
Greg Kroah-Hartman <gregkh@suse.de>
Greg Kroah-Hartman <greg@kroah.com>
Henk Vergonet <Henk.Vergonet@gmail.com>
Henrik Kretzschmar <henne@nachtwindheim.de>
Herbert Xu <herbert@gondor.apana.org.au>
Jacob Shin <Jacob.Shin@amd.com>
James Bottomley <jejb@mulgrave.(none)>
James Bottomley <jejb@titanic.il.steeleye.com>
James E Wilson <wilson@specifix.com>
James Ketrenos <jketreno@io.(none)>
Jean Tourrilhes <jt@hpl.hp.com>
Jeff Garzik <jgarzik@pretzel.yyz.us>
Jens Axboe <axboe@suse.de>
Jens Osterkamp <Jens.Osterkamp@de.ibm.com>
John Stultz <johnstul@us.ibm.com>
Juha Yrjola <at solidboot.com>
Juha Yrjola <juha.yrjola@nokia.com>
Juha Yrjola <juha.yrjola@solidboot.com>
Kay Sievers <kay.sievers@vrfy.org>
Kenneth W Chen <kenneth.w.chen@intel.com>
Koushik <raghavendra.koushik@neterion.com>
Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Leonid I Ananiev <leonid.i.ananiev@intel.com>
Linas Vepstas <linas@austin.ibm.com>
Mark Brown <broonie@sirena.org.uk>
Matthieu CASTET <castet.matthieu@free.fr>
Mayuresh Janorkar <mayur@ti.com>
Michael Buesch <m@bues.ch>
Michel Dänzer <michel@tungstengraphics.com>
Mitesh shah <mshah@teja.com>
Morten Welinder <terra@gnome.org>
Morten Welinder <welinder@anemone.rentec.com>
Morten Welinder <welinder@darter.rentec.com>
Morten Welinder <welinder@troll.com>
Mythri P K <mythripk@ti.com>
Nguyen Anh Quynh <aquynh@gmail.com>
Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Patrick Mochel <mochel@digitalimplant.org>
Peter A Jonsson <pj@ludd.ltu.se>
Peter Oruba <peter@oruba.de>
Peter Oruba <peter.oruba@amd.com>
Praveen BP <praveenbp@ti.com>
Rajesh Shah <rajesh.shah@intel.com>
Ralf Baechle <ralf@linux-mips.org>
Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
Rémi Denis-Courmont <rdenis@simphalempin.com>
Rudolf Marek <R.Marek@sh.cvut.cz>
Rui Saraiva <rmps@joel.ist.utl.pt>
Sachin P Sant <ssant@in.ibm.com>
Sam Ravnborg <sam@mars.ravnborg.org>
Sascha Hauer <s.hauer@pengutronix.de>
S.Çağlar Onur <caglar@pardus.org.tr>
Simon Kelley <simon@thekelleys.org.uk>
Stéphane Witzmann <stephane.witzmann@ubpmes.univ-bpclermont.fr>
Stephen Hemminger <shemminger@osdl.org>
Sumit Semwal <sumit.semwal@ti.com>
Tejun Heo <htejun@gmail.com>
Thomas Graf <tgraf@suug.ch>
Tony Luck <tony.luck@intel.com>
Tsuneo Yoshioka <Tsuneo.Yoshioka@f-secure.com>
Uwe Kleine-König <ukleinek@informatik.uni-freiburg.de>
Uwe Kleine-König <ukl@pengutronix.de>
Uwe Kleine-König <Uwe.Kleine-Koenig@digi.com>
Valdis Kletnieks <Valdis.Kletnieks@vt.edu>
Viresh Kumar <viresh.linux@gmail.com> <viresh.kumar@st.com>
Takashi YOSHII <takashi.yoshii.zj@renesas.com>
Yusuke Goda <goda.yusuke@renesas.com>
Gustavo Padovan <gustavo@las.ic.unicamp.br>
Gustavo Padovan <padovan@profusion.mobi>
generated by cgit 1.2.3-korg (git 2.39.0) at 2024-05-17 02:21:38 +0000
nce */ .highlight .vm { color: #336699 } /* Name.Variable.Magic */ .highlight .il { color: #0000DD; font-weight: bold } /* Literal.Number.Integer.Long */ } 
/* 
 *  Copyright 10/16/2005 Tilman Kranz <tilde@tk-sls.de>
 *  Creative Audio MIDI, for the CA0106 Driver
 *  Version: 0.0.1
 *
 *  Changelog:
 *    Implementation is based on mpu401 and emu10k1x and
 *    tested with ca0106.
 *    mpu401: Copyright (c) by Jaroslav Kysela <perex@suse.cz>
 *    emu10k1x: Copyright (c) by Francisco Moraes <fmoraes@nc.rr.com>
 *
 *   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
 *   the Free Software Foundation; either version 2 of the License, or
 *   (at your option) any later version.
 *
 *   This program is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with this program; if not, write to the Free Software
 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
 *
 *
 */

#include <linux/spinlock.h>
#include <sound/driver.h>
#include <sound/core.h>
#include <sound/rawmidi.h>

#include "ca_midi.h"

#define ca_midi_write_data(midi, data)	midi->write(midi, data, 0)
#define ca_midi_write_cmd(midi, data)	midi->write(midi, data, 1)
#define ca_midi_read_data(midi)		midi->read(midi, 0)
#define ca_midi_read_stat(midi)		midi->read(midi, 1)
#define ca_midi_input_avail(midi)	(!(ca_midi_read_stat(midi) & midi->input_avail))
#define ca_midi_output_ready(midi)	(!(ca_midi_read_stat(midi) & midi->output_ready))

static void ca_midi_clear_rx(struct snd_ca_midi *midi)
{
	int timeout = 100000;
	for (; timeout > 0 && ca_midi_input_avail(midi); timeout--)
		ca_midi_read_data(midi);
#ifdef CONFIG_SND_DEBUG
	if (timeout <= 0)
		snd_printk(KERN_ERR "ca_midi_clear_rx: timeout (status = 0x%x)\n",
			   ca_midi_read_stat(midi));
#endif
}

static void ca_midi_interrupt(struct snd_ca_midi *midi, unsigned int status)
{
	unsigned char byte;

	if (midi->rmidi == NULL) {
		midi->interrupt_disable(midi,midi->tx_enable | midi->rx_enable);
		return;
	}

	spin_lock(&midi->input_lock);
	if ((status & midi->ipr_rx) && ca_midi_input_avail(midi)) {
		if (!(midi->midi_mode & CA_MIDI_MODE_INPUT)) {
			ca_midi_clear_rx(midi);
		} else {
			byte = ca_midi_read_data(midi);
			if(midi->substream_input)
				snd_rawmidi_receive(midi->substream_input, &byte, 1);


		}
	}
	spin_unlock(&midi->input_lock);

	spin_lock(&midi->output_lock);
	if ((status & midi->ipr_tx) && ca_midi_output_ready(midi)) {
		if (midi->substream_output &&
		    snd_rawmidi_transmit(midi->substream_output, &byte, 1) == 1) {
			ca_midi_write_data(midi, byte);
		} else {
			midi->interrupt_disable(midi,midi->tx_enable);
		}
	}
	spin_unlock(&midi->output_lock);

}

static void ca_midi_cmd(struct snd_ca_midi *midi, unsigned char cmd, int ack)
{
	unsigned long flags;
	int timeout, ok;

	spin_lock_irqsave(&midi->input_lock, flags);
	ca_midi_write_data(midi, 0x00);
	/* ca_midi_clear_rx(midi); */

	ca_midi_write_cmd(midi, cmd);
	if (ack) {
		ok = 0;
		timeout = 10000;
		while (!ok && timeout-- > 0) {
			if (ca_midi_input_avail(midi)) {
				if (ca_midi_read_data(midi) == midi->ack)
					ok = 1;
			}
		}
		if (!ok && ca_midi_read_data(midi) == midi->ack)
			ok = 1;
	} else {
		ok = 1;
	}
	spin_unlock_irqrestore(&midi->input_lock, flags);
	if (!ok)
		snd_printk(KERN_ERR "ca_midi_cmd: 0x%x failed at 0x%x (status = 0x%x, data = 0x%x)!!!\n",
			   cmd,
			   midi->get_dev_id_port(midi->dev_id),
			   ca_midi_read_stat(midi),
			   ca_midi_read_data(midi));
}

static int ca_midi_input_open(struct snd_rawmidi_substream *substream)
{
	struct snd_ca_midi *midi = substream->rmidi->private_data;
	unsigned long flags;
	
	snd_assert(midi->dev_id, return -ENXIO);
	spin_lock_irqsave(&midi->open_lock, flags);
	midi->midi_mode |= CA_MIDI_MODE_INPUT;
	midi->substream_input = substream;
	if (!(midi->midi_mode & CA_MIDI_MODE_OUTPUT)) {
		spin_unlock_irqrestore(&midi->open_lock, flags);
		ca_midi_cmd(midi, midi->reset, 1);
		ca_midi_cmd(midi, midi->enter_uart, 1);
	} else {
		spin_unlock_irqrestore(&midi->open_lock, flags);
	}
	return 0;
}

static int ca_midi_output_open(struct snd_rawmidi_substream *substream)
{
	struct snd_ca_midi *midi = substream->rmidi->private_data;
	unsigned long flags;

	snd_assert(midi->dev_id, return -ENXIO);
	spin_lock_irqsave(&midi->open_lock, flags);
	midi->midi_mode |= CA_MIDI_MODE_OUTPUT;
	midi->substream_output = substream;
	if (!(midi->midi_mode & CA_MIDI_MODE_INPUT)) {
		spin_unlock_irqrestore(&midi->open_lock, flags);
		ca_midi_cmd(midi, midi->reset, 1);
		ca_midi_cmd(midi, midi->enter_uart, 1);
	} else {
		spin_unlock_irqrestore(&midi->open_lock, flags);
	}
	return 0;
}

static int ca_midi_input_close(struct snd_rawmidi_substream *substream)
{
	struct snd_ca_midi *midi = substream->rmidi->private_data;
	unsigned long flags;

	snd_assert(midi->dev_id, return -ENXIO);
	spin_lock_irqsave(&midi->open_lock, flags);
	midi->interrupt_disable(midi,midi->rx_enable);
	midi->midi_mode &= ~CA_MIDI_MODE_INPUT;
	midi->substream_input = NULL;
	if (!(midi->midi_mode & CA_MIDI_MODE_OUTPUT)) {
		spin_unlock_irqrestore(&midi->open_lock, flags);
		ca_midi_cmd(midi, midi->reset, 0);
	} else {
		spin_unlock_irqrestore(&midi->open_lock, flags);
	}
	return 0;
}

static int ca_midi_output_close(struct snd_rawmidi_substream *substream)
{
	struct snd_ca_midi *midi = substream->rmidi->private_data;
	unsigned long flags;
	snd_assert(midi->dev_id, return -ENXIO);
	
	spin_lock_irqsave(&midi->open_lock, flags);

	midi->interrupt_disable(midi,midi->tx_enable);
	midi->midi_mode &= ~CA_MIDI_MODE_OUTPUT;
	midi->substream_output = NULL;
	
	if (!(midi->midi_mode & CA_MIDI_MODE_INPUT)) {
		spin_unlock_irqrestore(&midi->open_lock, flags);
		ca_midi_cmd(midi, midi->reset, 0);
	} else {
		spin_unlock_irqrestore(&midi->open_lock, flags);
	}
	return 0;
}

static void ca_midi_input_trigger(struct snd_rawmidi_substream *substream, int up)
{
	struct snd_ca_midi *midi = substream->rmidi->private_data;
	snd_assert(midi->dev_id, return);

	if (up) {
		midi->interrupt_enable(midi,midi->rx_enable);
	} else {
		midi->interrupt_disable(midi, midi->rx_enable);
	}
}

static void ca_midi_output_trigger(struct snd_rawmidi_substream *substream, int up)
{
	struct snd_ca_midi *midi = substream->rmidi->private_data;
	unsigned long flags;

	snd_assert(midi->dev_id, return);

	if (up) {
		int max = 4;
		unsigned char byte;

		spin_lock_irqsave(&midi->output_lock, flags);
	
		/* try to send some amount of bytes here before interrupts */
		while (max > 0) {
			if (ca_midi_output_ready(midi)) {
				if (!(midi->midi_mode & CA_MIDI_MODE_OUTPUT) ||
				    snd_rawmidi_transmit(substream, &byte, 1) != 1) {
					/* no more data */
					spin_unlock_irqrestore(&midi->output_lock, flags);
					return;
				}
				ca_midi_write_data(midi, byte);
				max--;
			} else {
				break;
			}
		}

		spin_unlock_irqrestore(&midi->output_lock, flags);
		midi->interrupt_enable(midi,midi->tx_enable);

	} else {
		midi->interrupt_disable(midi,midi->tx_enable);
	}
}

static struct snd_rawmidi_ops ca_midi_output =
{
	.open =		ca_midi_output_open,
	.close =	ca_midi_output_close,
	.trigger =	ca_midi_output_trigger,
};

static struct snd_rawmidi_ops ca_midi_input =
{
	.open =		ca_midi_input_open,
	.close =	ca_midi_input_close,
	.trigger =	ca_midi_input_trigger,
};

static void ca_midi_free(struct snd_ca_midi *midi)
{
	midi->interrupt = NULL;
	midi->interrupt_enable = NULL;
	midi->interrupt_disable = NULL;
	midi->read = NULL;
	midi->write = NULL;
	midi->get_dev_id_card = NULL;
	midi->get_dev_id_port = NULL;
	midi->rmidi = NULL;
}

static void ca_rmidi_free(struct snd_rawmidi *rmidi)
{
	ca_midi_free(rmidi->private_data);
}

int __devinit ca_midi_init(void *dev_id, struct snd_ca_midi *midi, int device, char *name)
{
	struct snd_rawmidi *rmidi;
	int err;

	if ((err = snd_rawmidi_new(midi->get_dev_id_card(midi->dev_id), name, device, 1, 1, &rmidi)) < 0)
		return err;

	midi->dev_id = dev_id;
	midi->interrupt = ca_midi_interrupt;

	spin_lock_init(&midi->open_lock);
	spin_lock_init(&midi->input_lock);
	spin_lock_init(&midi->output_lock);

	strcpy(rmidi->name, name);
	snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT, &ca_midi_output);
	snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT, &ca_midi_input);
	rmidi->info_flags |= SNDRV_RAWMIDI_INFO_OUTPUT |
	                     SNDRV_RAWMIDI_INFO_INPUT |
	                     SNDRV_RAWMIDI_INFO_DUPLEX;
	rmidi->private_data = midi;
	rmidi->private_free = ca_rmidi_free;
	
	midi->rmidi = rmidi;
	return 0;
}
generated by cgit 1.2.3-korg (git 2.39.0) at 2024-05-17 02:21:38 +0000