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authorSrikant Patnaik2015-01-11 12:28:04 +0530
committerSrikant Patnaik2015-01-11 12:28:04 +0530
commit871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch)
tree8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/sound/isa/sb/sb_common.c
parent9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff)
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Moved, renamed, and deleted files
The original directory structure was scattered and unorganized. Changes are basically to make it look like kernel structure.
Diffstat (limited to 'ANDROID_3.4.5/sound/isa/sb/sb_common.c')
-rw-r--r--ANDROID_3.4.5/sound/isa/sb/sb_common.c324
1 files changed, 0 insertions, 324 deletions
diff --git a/ANDROID_3.4.5/sound/isa/sb/sb_common.c b/ANDROID_3.4.5/sound/isa/sb/sb_common.c
deleted file mode 100644
index 3ef99060..00000000
--- a/ANDROID_3.4.5/sound/isa/sb/sb_common.c
+++ /dev/null
@@ -1,324 +0,0 @@
-/*
- * Copyright (c) by Jaroslav Kysela <perex@perex.cz>
- * Uros Bizjak <uros@kss-loka.si>
- *
- * Lowlevel routines for control of Sound Blaster cards
- *
- * 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/delay.h>
-#include <linux/init.h>
-#include <linux/interrupt.h>
-#include <linux/slab.h>
-#include <linux/ioport.h>
-#include <linux/module.h>
-#include <sound/core.h>
-#include <sound/sb.h>
-#include <sound/initval.h>
-
-#include <asm/io.h>
-#include <asm/dma.h>
-
-MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
-MODULE_DESCRIPTION("ALSA lowlevel driver for Sound Blaster cards");
-MODULE_LICENSE("GPL");
-
-#define BUSY_LOOPS 100000
-
-#undef IO_DEBUG
-
-int snd_sbdsp_command(struct snd_sb *chip, unsigned char val)
-{
- int i;
-#ifdef IO_DEBUG
- snd_printk(KERN_DEBUG "command 0x%x\n", val);
-#endif
- for (i = BUSY_LOOPS; i; i--)
- if ((inb(SBP(chip, STATUS)) & 0x80) == 0) {
- outb(val, SBP(chip, COMMAND));
- return 1;
- }
- snd_printd("%s [0x%lx]: timeout (0x%x)\n", __func__, chip->port, val);
- return 0;
-}
-
-int snd_sbdsp_get_byte(struct snd_sb *chip)
-{
- int val;
- int i;
- for (i = BUSY_LOOPS; i; i--) {
- if (inb(SBP(chip, DATA_AVAIL)) & 0x80) {
- val = inb(SBP(chip, READ));
-#ifdef IO_DEBUG
- snd_printk(KERN_DEBUG "get_byte 0x%x\n", val);
-#endif
- return val;
- }
- }
- snd_printd("%s [0x%lx]: timeout\n", __func__, chip->port);
- return -ENODEV;
-}
-
-int snd_sbdsp_reset(struct snd_sb *chip)
-{
- int i;
-
- outb(1, SBP(chip, RESET));
- udelay(10);
- outb(0, SBP(chip, RESET));
- udelay(30);
- for (i = BUSY_LOOPS; i; i--)
- if (inb(SBP(chip, DATA_AVAIL)) & 0x80) {
- if (inb(SBP(chip, READ)) == 0xaa)
- return 0;
- else
- break;
- }
- snd_printdd("%s [0x%lx] failed...\n", __func__, chip->port);
- return -ENODEV;
-}
-
-static int snd_sbdsp_version(struct snd_sb * chip)
-{
- unsigned int result = -ENODEV;
-
- snd_sbdsp_command(chip, SB_DSP_GET_VERSION);
- result = (short) snd_sbdsp_get_byte(chip) << 8;
- result |= (short) snd_sbdsp_get_byte(chip);
- return result;
-}
-
-static int snd_sbdsp_probe(struct snd_sb * chip)
-{
- int version;
- int major, minor;
- char *str;
- unsigned long flags;
-
- /*
- * initialization sequence
- */
-
- spin_lock_irqsave(&chip->reg_lock, flags);
- if (snd_sbdsp_reset(chip) < 0) {
- spin_unlock_irqrestore(&chip->reg_lock, flags);
- return -ENODEV;
- }
- version = snd_sbdsp_version(chip);
- if (version < 0) {
- spin_unlock_irqrestore(&chip->reg_lock, flags);
- return -ENODEV;
- }
- spin_unlock_irqrestore(&chip->reg_lock, flags);
- major = version >> 8;
- minor = version & 0xff;
- snd_printdd("SB [0x%lx]: DSP chip found, version = %i.%i\n",
- chip->port, major, minor);
-
- switch (chip->hardware) {
- case SB_HW_AUTO:
- switch (major) {
- case 1:
- chip->hardware = SB_HW_10;
- str = "1.0";
- break;
- case 2:
- if (minor) {
- chip->hardware = SB_HW_201;
- str = "2.01+";
- } else {
- chip->hardware = SB_HW_20;
- str = "2.0";
- }
- break;
- case 3:
- chip->hardware = SB_HW_PRO;
- str = "Pro";
- break;
- case 4:
- chip->hardware = SB_HW_16;
- str = "16";
- break;
- default:
- snd_printk(KERN_INFO "SB [0x%lx]: unknown DSP chip version %i.%i\n",
- chip->port, major, minor);
- return -ENODEV;
- }
- break;
- case SB_HW_ALS100:
- str = "16 (ALS-100)";
- break;
- case SB_HW_ALS4000:
- str = "16 (ALS-4000)";
- break;
- case SB_HW_DT019X:
- str = "(DT019X/ALS007)";
- break;
- case SB_HW_CS5530:
- str = "16 (CS5530)";
- break;
- case SB_HW_JAZZ16:
- str = "Pro (Jazz16)";
- break;
- default:
- return -ENODEV;
- }
- sprintf(chip->name, "Sound Blaster %s", str);
- chip->version = (major << 8) | minor;
- return 0;
-}
-
-static int snd_sbdsp_free(struct snd_sb *chip)
-{
- if (chip->res_port)
- release_and_free_resource(chip->res_port);
- if (chip->irq >= 0)
- free_irq(chip->irq, (void *) chip);
-#ifdef CONFIG_ISA
- if (chip->dma8 >= 0) {
- disable_dma(chip->dma8);
- free_dma(chip->dma8);
- }
- if (chip->dma16 >= 0 && chip->dma16 != chip->dma8) {
- disable_dma(chip->dma16);
- free_dma(chip->dma16);
- }
-#endif
- kfree(chip);
- return 0;
-}
-
-static int snd_sbdsp_dev_free(struct snd_device *device)
-{
- struct snd_sb *chip = device->device_data;
- return snd_sbdsp_free(chip);
-}
-
-int snd_sbdsp_create(struct snd_card *card,
- unsigned long port,
- int irq,
- irq_handler_t irq_handler,
- int dma8,
- int dma16,
- unsigned short hardware,
- struct snd_sb **r_chip)
-{
- struct snd_sb *chip;
- int err;
- static struct snd_device_ops ops = {
- .dev_free = snd_sbdsp_dev_free,
- };
-
- if (snd_BUG_ON(!r_chip))
- return -EINVAL;
- *r_chip = NULL;
- chip = kzalloc(sizeof(*chip), GFP_KERNEL);
- if (chip == NULL)
- return -ENOMEM;
- spin_lock_init(&chip->reg_lock);
- spin_lock_init(&chip->open_lock);
- spin_lock_init(&chip->midi_input_lock);
- spin_lock_init(&chip->mixer_lock);
- chip->irq = -1;
- chip->dma8 = -1;
- chip->dma16 = -1;
- chip->port = port;
-
- if (request_irq(irq, irq_handler,
- (hardware == SB_HW_ALS4000 ||
- hardware == SB_HW_CS5530) ?
- IRQF_SHARED : 0,
- "SoundBlaster", (void *) chip)) {
- snd_printk(KERN_ERR "sb: can't grab irq %d\n", irq);
- snd_sbdsp_free(chip);
- return -EBUSY;
- }
- chip->irq = irq;
-
- if (hardware == SB_HW_ALS4000)
- goto __skip_allocation;
-
- if ((chip->res_port = request_region(port, 16, "SoundBlaster")) == NULL) {
- snd_printk(KERN_ERR "sb: can't grab port 0x%lx\n", port);
- snd_sbdsp_free(chip);
- return -EBUSY;
- }
-
-#ifdef CONFIG_ISA
- if (dma8 >= 0 && request_dma(dma8, "SoundBlaster - 8bit")) {
- snd_printk(KERN_ERR "sb: can't grab DMA8 %d\n", dma8);
- snd_sbdsp_free(chip);
- return -EBUSY;
- }
- chip->dma8 = dma8;
- if (dma16 >= 0) {
- if (hardware != SB_HW_ALS100 && (dma16 < 5 || dma16 > 7)) {
- /* no duplex */
- dma16 = -1;
- } else if (request_dma(dma16, "SoundBlaster - 16bit")) {
- snd_printk(KERN_ERR "sb: can't grab DMA16 %d\n", dma16);
- snd_sbdsp_free(chip);
- return -EBUSY;
- }
- }
- chip->dma16 = dma16;
-#endif
-
- __skip_allocation:
- chip->card = card;
- chip->hardware = hardware;
- if ((err = snd_sbdsp_probe(chip)) < 0) {
- snd_sbdsp_free(chip);
- return err;
- }
- if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
- snd_sbdsp_free(chip);
- return err;
- }
- *r_chip = chip;
- return 0;
-}
-
-EXPORT_SYMBOL(snd_sbdsp_command);
-EXPORT_SYMBOL(snd_sbdsp_get_byte);
-EXPORT_SYMBOL(snd_sbdsp_reset);
-EXPORT_SYMBOL(snd_sbdsp_create);
-/* sb_mixer.c */
-EXPORT_SYMBOL(snd_sbmixer_write);
-EXPORT_SYMBOL(snd_sbmixer_read);
-EXPORT_SYMBOL(snd_sbmixer_new);
-EXPORT_SYMBOL(snd_sbmixer_add_ctl);
-#ifdef CONFIG_PM
-EXPORT_SYMBOL(snd_sbmixer_suspend);
-EXPORT_SYMBOL(snd_sbmixer_resume);
-#endif
-
-/*
- * INIT part
- */
-
-static int __init alsa_sb_common_init(void)
-{
- return 0;
-}
-
-static void __exit alsa_sb_common_exit(void)
-{
-}
-
-module_init(alsa_sb_common_init)
-module_exit(alsa_sb_common_exit)