summaryrefslogtreecommitdiff
path: root/ANDROID_3.4.5/sound/drivers/opl4/opl4_proc.c
diff options
context:
space:
mode:
Diffstat (limited to 'ANDROID_3.4.5/sound/drivers/opl4/opl4_proc.c')
-rw-r--r--ANDROID_3.4.5/sound/drivers/opl4/opl4_proc.c133
1 files changed, 0 insertions, 133 deletions
diff --git a/ANDROID_3.4.5/sound/drivers/opl4/opl4_proc.c b/ANDROID_3.4.5/sound/drivers/opl4/opl4_proc.c
deleted file mode 100644
index 9b824bfc..00000000
--- a/ANDROID_3.4.5/sound/drivers/opl4/opl4_proc.c
+++ /dev/null
@@ -1,133 +0,0 @@
-/*
- * Functions for the OPL4 proc file
- * Copyright (c) 2003 by Clemens Ladisch <clemens@ladisch.de>
- *
- * 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 "opl4_local.h"
-#include <linux/vmalloc.h>
-#include <linux/export.h>
-#include <sound/info.h>
-
-#ifdef CONFIG_PROC_FS
-
-static int snd_opl4_mem_proc_open(struct snd_info_entry *entry,
- unsigned short mode, void **file_private_data)
-{
- struct snd_opl4 *opl4 = entry->private_data;
-
- mutex_lock(&opl4->access_mutex);
- if (opl4->memory_access) {
- mutex_unlock(&opl4->access_mutex);
- return -EBUSY;
- }
- opl4->memory_access++;
- mutex_unlock(&opl4->access_mutex);
- return 0;
-}
-
-static int snd_opl4_mem_proc_release(struct snd_info_entry *entry,
- unsigned short mode, void *file_private_data)
-{
- struct snd_opl4 *opl4 = entry->private_data;
-
- mutex_lock(&opl4->access_mutex);
- opl4->memory_access--;
- mutex_unlock(&opl4->access_mutex);
- return 0;
-}
-
-static ssize_t snd_opl4_mem_proc_read(struct snd_info_entry *entry,
- void *file_private_data,
- struct file *file, char __user *_buf,
- size_t count, loff_t pos)
-{
- struct snd_opl4 *opl4 = entry->private_data;
- char* buf;
-
- buf = vmalloc(count);
- if (!buf)
- return -ENOMEM;
- snd_opl4_read_memory(opl4, buf, pos, count);
- if (copy_to_user(_buf, buf, count)) {
- vfree(buf);
- return -EFAULT;
- }
- vfree(buf);
- return count;
-}
-
-static ssize_t snd_opl4_mem_proc_write(struct snd_info_entry *entry,
- void *file_private_data,
- struct file *file,
- const char __user *_buf,
- size_t count, loff_t pos)
-{
- struct snd_opl4 *opl4 = entry->private_data;
- char *buf;
-
- buf = vmalloc(count);
- if (!buf)
- return -ENOMEM;
- if (copy_from_user(buf, _buf, count)) {
- vfree(buf);
- return -EFAULT;
- }
- snd_opl4_write_memory(opl4, buf, pos, count);
- vfree(buf);
- return count;
-}
-
-static struct snd_info_entry_ops snd_opl4_mem_proc_ops = {
- .open = snd_opl4_mem_proc_open,
- .release = snd_opl4_mem_proc_release,
- .read = snd_opl4_mem_proc_read,
- .write = snd_opl4_mem_proc_write,
-};
-
-int snd_opl4_create_proc(struct snd_opl4 *opl4)
-{
- struct snd_info_entry *entry;
-
- entry = snd_info_create_card_entry(opl4->card, "opl4-mem", opl4->card->proc_root);
- if (entry) {
- if (opl4->hardware < OPL3_HW_OPL4_ML) {
- /* OPL4 can access 4 MB external ROM/SRAM */
- entry->mode |= S_IWUSR;
- entry->size = 4 * 1024 * 1024;
- } else {
- /* OPL4-ML has 1 MB internal ROM */
- entry->size = 1 * 1024 * 1024;
- }
- entry->content = SNDRV_INFO_CONTENT_DATA;
- entry->c.ops = &snd_opl4_mem_proc_ops;
- entry->module = THIS_MODULE;
- entry->private_data = opl4;
- if (snd_info_register(entry) < 0) {
- snd_info_free_entry(entry);
- entry = NULL;
- }
- }
- opl4->proc_entry = entry;
- return 0;
-}
-
-void snd_opl4_free_proc(struct snd_opl4 *opl4)
-{
- snd_info_free_entry(opl4->proc_entry);
-}
-
-#endif /* CONFIG_PROC_FS */