init android origin source code

1 files changed, 288 insertions, 0 deletions

diff --git a/ANDROID_3.4.5/sound/pci/emu10k1/emu10k1.c b/ANDROID_3.4.5/sound/pci/emu10k1/emu10k1.c
new file mode 100644
index 00000000..790c65d9
--- /dev/null
+++ b/ANDROID_3.4.5/sound/pci/emu10k1/emu10k1.c
@@ -0,0 +1,288 @@
+/*
+ *  The driver for the EMU10K1 (SB Live!) based soundcards
+ *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
+ *
+ *  Copyright (c) by James Courtier-Dutton <James@superbug.demon.co.uk>
+ *      Added support for Audigy 2 Value.
+ *
+ *
+ *   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/init.h>
+#include <linux/pci.h>
+#include <linux/time.h>
+#include <linux/module.h>
+#include <sound/core.h>
+#include <sound/emu10k1.h>
+#include <sound/initval.h>
+
+MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
+MODULE_DESCRIPTION("EMU10K1");
+MODULE_LICENSE("GPL");
+MODULE_SUPPORTED_DEVICE("{{Creative Labs,SB Live!/PCI512/E-mu APS},"
+	       "{Creative Labs,SB Audigy}}");
+
+#if defined(CONFIG_SND_SEQUENCER) || (defined(MODULE) && defined(CONFIG_SND_SEQUENCER_MODULE))
+#define ENABLE_SYNTH
+#include <sound/emu10k1_synth.h>
+#endif
+
+static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	/* Index 0-MAX */
+static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	/* ID for this card */
+static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;	/* Enable this card */
+static int extin[SNDRV_CARDS];
+static int extout[SNDRV_CARDS];
+static int seq_ports[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 4};
+static int max_synth_voices[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 64};
+static int max_buffer_size[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 128};
+static bool enable_ir[SNDRV_CARDS];
+static uint subsystem[SNDRV_CARDS]; /* Force card subsystem model */
+static uint delay_pcm_irq[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 2};
+
+module_param_array(index, int, NULL, 0444);
+MODULE_PARM_DESC(index, "Index value for the EMU10K1 soundcard.");
+module_param_array(id, charp, NULL, 0444);
+MODULE_PARM_DESC(id, "ID string for the EMU10K1 soundcard.");
+module_param_array(enable, bool, NULL, 0444);
+MODULE_PARM_DESC(enable, "Enable the EMU10K1 soundcard.");
+module_param_array(extin, int, NULL, 0444);
+MODULE_PARM_DESC(extin, "Available external inputs for FX8010. Zero=default.");
+module_param_array(extout, int, NULL, 0444);
+MODULE_PARM_DESC(extout, "Available external outputs for FX8010. Zero=default.");
+module_param_array(seq_ports, int, NULL, 0444);
+MODULE_PARM_DESC(seq_ports, "Allocated sequencer ports for internal synthesizer.");
+module_param_array(max_synth_voices, int, NULL, 0444);
+MODULE_PARM_DESC(max_synth_voices, "Maximum number of voices for WaveTable.");
+module_param_array(max_buffer_size, int, NULL, 0444);
+MODULE_PARM_DESC(max_buffer_size, "Maximum sample buffer size in MB.");
+module_param_array(enable_ir, bool, NULL, 0444);
+MODULE_PARM_DESC(enable_ir, "Enable IR.");
+module_param_array(subsystem, uint, NULL, 0444);
+MODULE_PARM_DESC(subsystem, "Force card subsystem model.");
+module_param_array(delay_pcm_irq, uint, NULL, 0444);
+MODULE_PARM_DESC(delay_pcm_irq, "Delay PCM interrupt by specified number of samples (default 0).");
+/*
+ * Class 0401: 1102:0008 (rev 00) Subsystem: 1102:1001 -> Audigy2 Value  Model:SB0400
+ */
+static DEFINE_PCI_DEVICE_TABLE(snd_emu10k1_ids) = {
+	{ PCI_VDEVICE(CREATIVE, 0x0002), 0 },	/* EMU10K1 */
+	{ PCI_VDEVICE(CREATIVE, 0x0004), 1 },	/* Audigy */
+	{ PCI_VDEVICE(CREATIVE, 0x0008), 1 },	/* Audigy 2 Value SB0400 */
+	{ 0, }
+};
+
+/*
+ * Audigy 2 Value notes:
+ * A_IOCFG Input (GPIO)
+ * 0x400  = Front analog jack plugged in. (Green socket)
+ * 0x1000 = Read analog jack plugged in. (Black socket)
+ * 0x2000 = Center/LFE analog jack plugged in. (Orange socket)
+ * A_IOCFG Output (GPIO)
+ * 0x60 = Sound out of front Left.
+ * Win sets it to 0xXX61
+ */
+
+MODULE_DEVICE_TABLE(pci, snd_emu10k1_ids);
+
+static int __devinit snd_card_emu10k1_probe(struct pci_dev *pci,
+					    const struct pci_device_id *pci_id)
+{
+	static int dev;
+	struct snd_card *card;
+	struct snd_emu10k1 *emu;
+#ifdef ENABLE_SYNTH
+	struct snd_seq_device *wave = NULL;
+#endif
+	int err;
+
+	if (dev >= SNDRV_CARDS)
+        	return -ENODEV;
+	if (!enable[dev]) {
+		dev++;
+		return -ENOENT;
+	}
+
+	err = snd_card_create(index[dev], id[dev], THIS_MODULE, 0, &card);
+	if (err < 0)
+		return err;
+	if (max_buffer_size[dev] < 32)
+		max_buffer_size[dev] = 32;
+	else if (max_buffer_size[dev] > 1024)
+		max_buffer_size[dev] = 1024;
+	if ((err = snd_emu10k1_create(card, pci, extin[dev], extout[dev],
+				      (long)max_buffer_size[dev] * 1024 * 1024,
+				      enable_ir[dev], subsystem[dev],
+				      &emu)) < 0)
+		goto error;
+	card->private_data = emu;
+	emu->delay_pcm_irq = delay_pcm_irq[dev] & 0x1f;
+	if ((err = snd_emu10k1_pcm(emu, 0, NULL)) < 0)
+		goto error;
+	if ((err = snd_emu10k1_pcm_mic(emu, 1, NULL)) < 0)
+		goto error;
+	if ((err = snd_emu10k1_pcm_efx(emu, 2, NULL)) < 0)
+		goto error;
+	/* This stores the periods table. */
+	if (emu->card_capabilities->ca0151_chip) { /* P16V */	
+		if ((err = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci),
+					       1024, &emu->p16v_buffer)) < 0)
+			goto error;
+	}
+
+	if ((err = snd_emu10k1_mixer(emu, 0, 3)) < 0)
+		goto error;
+	
+	if ((err = snd_emu10k1_timer(emu, 0)) < 0)
+		goto error;
+
+	if ((err = snd_emu10k1_pcm_multi(emu, 3, NULL)) < 0)
+		goto error;
+	if (emu->card_capabilities->ca0151_chip) { /* P16V */
+		if ((err = snd_p16v_pcm(emu, 4, NULL)) < 0)
+			goto error;
+	}
+	if (emu->audigy) {
+		if ((err = snd_emu10k1_audigy_midi(emu)) < 0)
+			goto error;
+	} else {
+		if ((err = snd_emu10k1_midi(emu)) < 0)
+			goto error;
+	}
+	if ((err = snd_emu10k1_fx8010_new(emu, 0, NULL)) < 0)
+		goto error;
+#ifdef ENABLE_SYNTH
+	if (snd_seq_device_new(card, 1, SNDRV_SEQ_DEV_ID_EMU10K1_SYNTH,
+			       sizeof(struct snd_emu10k1_synth_arg), &wave) < 0 ||
+	    wave == NULL) {
+		snd_printk(KERN_WARNING "can't initialize Emu10k1 wavetable synth\n");
+	} else {
+		struct snd_emu10k1_synth_arg *arg;
+		arg = SNDRV_SEQ_DEVICE_ARGPTR(wave);
+		strcpy(wave->name, "Emu-10k1 Synth");
+		arg->hwptr = emu;
+		arg->index = 1;
+		arg->seq_ports = seq_ports[dev];
+		arg->max_voices = max_synth_voices[dev];
+	}
+#endif
+ 
+	strcpy(card->driver, emu->card_capabilities->driver);
+	strcpy(card->shortname, emu->card_capabilities->name);
+	snprintf(card->longname, sizeof(card->longname),
+		 "%s (rev.%d, serial:0x%x) at 0x%lx, irq %i",
+		 card->shortname, emu->revision, emu->serial, emu->port, emu->irq);
+
+	if ((err = snd_card_register(card)) < 0)
+		goto error;
+
+	pci_set_drvdata(pci, card);
+	dev++;
+	return 0;
+
+ error:
+	snd_card_free(card);
+	return err;
+}
+
+static void __devexit snd_card_emu10k1_remove(struct pci_dev *pci)
+{
+	snd_card_free(pci_get_drvdata(pci));
+	pci_set_drvdata(pci, NULL);
+}
+
+
+#ifdef CONFIG_PM
+static int snd_emu10k1_suspend(struct pci_dev *pci, pm_message_t state)
+{
+	struct snd_card *card = pci_get_drvdata(pci);
+	struct snd_emu10k1 *emu = card->private_data;
+
+	snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
+
+	snd_pcm_suspend_all(emu->pcm);
+	snd_pcm_suspend_all(emu->pcm_mic);
+	snd_pcm_suspend_all(emu->pcm_efx);
+	snd_pcm_suspend_all(emu->pcm_multi);
+	snd_pcm_suspend_all(emu->pcm_p16v);
+
+	snd_ac97_suspend(emu->ac97);
+
+	snd_emu10k1_efx_suspend(emu);
+	snd_emu10k1_suspend_regs(emu);
+	if (emu->card_capabilities->ca0151_chip)
+		snd_p16v_suspend(emu);
+
+	snd_emu10k1_done(emu);
+
+	pci_disable_device(pci);
+	pci_save_state(pci);
+	pci_set_power_state(pci, pci_choose_state(pci, state));
+	return 0;
+}
+
+static int snd_emu10k1_resume(struct pci_dev *pci)
+{
+	struct snd_card *card = pci_get_drvdata(pci);
+	struct snd_emu10k1 *emu = card->private_data;
+
+	pci_set_power_state(pci, PCI_D0);
+	pci_restore_state(pci);
+	if (pci_enable_device(pci) < 0) {
+		printk(KERN_ERR "emu10k1: pci_enable_device failed, "
+		       "disabling device\n");
+		snd_card_disconnect(card);
+		return -EIO;
+	}
+	pci_set_master(pci);
+
+	snd_emu10k1_resume_init(emu);
+	snd_emu10k1_efx_resume(emu);
+	snd_ac97_resume(emu->ac97);
+	snd_emu10k1_resume_regs(emu);
+
+	if (emu->card_capabilities->ca0151_chip)
+		snd_p16v_resume(emu);
+
+	snd_power_change_state(card, SNDRV_CTL_POWER_D0);
+	return 0;
+}
+#endif
+
+static struct pci_driver driver = {
+	.name = KBUILD_MODNAME,
+	.id_table = snd_emu10k1_ids,
+	.probe = snd_card_emu10k1_probe,
+	.remove = __devexit_p(snd_card_emu10k1_remove),
+#ifdef CONFIG_PM
+	.suspend = snd_emu10k1_suspend,
+	.resume = snd_emu10k1_resume,
+#endif
+};
+
+static int __init alsa_card_emu10k1_init(void)
+{
+	return pci_register_driver(&driver);
+}
+
+static void __exit alsa_card_emu10k1_exit(void)
+{
+	pci_unregister_driver(&driver);
+}
+
+module_init(alsa_card_emu10k1_init)
+module_exit(alsa_card_emu10k1_exit)