diff options
Diffstat (limited to 'sound/core/seq/instr/ainstr_simple.c')
-rw-r--r-- | sound/core/seq/instr/ainstr_simple.c | 215 |
1 files changed, 0 insertions, 215 deletions
diff --git a/sound/core/seq/instr/ainstr_simple.c b/sound/core/seq/instr/ainstr_simple.c deleted file mode 100644 index 78f68be..0000000 --- a/sound/core/seq/instr/ainstr_simple.c +++ /dev/null @@ -1,215 +0,0 @@ -/* - * Simple (MOD player) - Instrument routines - * Copyright (c) 1999 by Jaroslav Kysela <perex@perex.cz> - * - * 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 <sound/driver.h> -#include <linux/init.h> -#include <linux/slab.h> -#include <sound/core.h> -#include <sound/ainstr_simple.h> -#include <sound/initval.h> -#include <asm/uaccess.h> - -MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>"); -MODULE_DESCRIPTION("Advanced Linux Sound Architecture Simple Instrument support."); -MODULE_LICENSE("GPL"); - -static unsigned int snd_seq_simple_size(unsigned int size, unsigned int format) -{ - unsigned int result = size; - - if (format & SIMPLE_WAVE_16BIT) - result <<= 1; - if (format & SIMPLE_WAVE_STEREO) - result <<= 1; - return result; -} - -static void snd_seq_simple_instr_free(struct snd_simple_ops *ops, - struct simple_instrument *ip, - int atomic) -{ - if (ops->remove_sample) - ops->remove_sample(ops->private_data, ip, atomic); -} - -static int snd_seq_simple_put(void *private_data, struct snd_seq_kinstr *instr, - char __user *instr_data, long len, - int atomic, int cmd) -{ - struct snd_simple_ops *ops = private_data; - struct simple_instrument *ip; - struct simple_xinstrument ix; - int err; - gfp_t gfp_mask; - unsigned int real_size; - - if (cmd != SNDRV_SEQ_INSTR_PUT_CMD_CREATE) - return -EINVAL; - gfp_mask = atomic ? GFP_ATOMIC : GFP_KERNEL; - /* copy instrument data */ - if (len < (long)sizeof(ix)) - return -EINVAL; - if (copy_from_user(&ix, instr_data, sizeof(ix))) - return -EFAULT; - if (ix.stype != SIMPLE_STRU_INSTR) - return -EINVAL; - instr_data += sizeof(ix); - len -= sizeof(ix); - ip = (struct simple_instrument *)KINSTR_DATA(instr); - ip->share_id[0] = le32_to_cpu(ix.share_id[0]); - ip->share_id[1] = le32_to_cpu(ix.share_id[1]); - ip->share_id[2] = le32_to_cpu(ix.share_id[2]); - ip->share_id[3] = le32_to_cpu(ix.share_id[3]); - ip->format = le32_to_cpu(ix.format); - ip->size = le32_to_cpu(ix.size); - ip->start = le32_to_cpu(ix.start); - ip->loop_start = le32_to_cpu(ix.loop_start); - ip->loop_end = le32_to_cpu(ix.loop_end); - ip->loop_repeat = le16_to_cpu(ix.loop_repeat); - ip->effect1 = ix.effect1; - ip->effect1_depth = ix.effect1_depth; - ip->effect2 = ix.effect2; - ip->effect2_depth = ix.effect2_depth; - real_size = snd_seq_simple_size(ip->size, ip->format); - if (len < (long)real_size) - return -EINVAL; - if (ops->put_sample) { - err = ops->put_sample(ops->private_data, ip, - instr_data, real_size, atomic); - if (err < 0) - return err; - } - return 0; -} - -static int snd_seq_simple_get(void *private_data, struct snd_seq_kinstr *instr, - char __user *instr_data, long len, - int atomic, int cmd) -{ - struct snd_simple_ops *ops = private_data; - struct simple_instrument *ip; - struct simple_xinstrument ix; - int err; - unsigned int real_size; - - if (cmd != SNDRV_SEQ_INSTR_GET_CMD_FULL) - return -EINVAL; - if (len < (long)sizeof(ix)) - return -ENOMEM; - memset(&ix, 0, sizeof(ix)); - ip = (struct simple_instrument *)KINSTR_DATA(instr); - ix.stype = SIMPLE_STRU_INSTR; - ix.share_id[0] = cpu_to_le32(ip->share_id[0]); - ix.share_id[1] = cpu_to_le32(ip->share_id[1]); - ix.share_id[2] = cpu_to_le32(ip->share_id[2]); - ix.share_id[3] = cpu_to_le32(ip->share_id[3]); - ix.format = cpu_to_le32(ip->format); - ix.size = cpu_to_le32(ip->size); - ix.start = cpu_to_le32(ip->start); - ix.loop_start = cpu_to_le32(ip->loop_start); - ix.loop_end = cpu_to_le32(ip->loop_end); - ix.loop_repeat = cpu_to_le32(ip->loop_repeat); - ix.effect1 = cpu_to_le16(ip->effect1); - ix.effect1_depth = cpu_to_le16(ip->effect1_depth); - ix.effect2 = ip->effect2; - ix.effect2_depth = ip->effect2_depth; - if (copy_to_user(instr_data, &ix, sizeof(ix))) - return -EFAULT; - instr_data += sizeof(ix); - len -= sizeof(ix); - real_size = snd_seq_simple_size(ip->size, ip->format); - if (len < (long)real_size) - return -ENOMEM; - if (ops->get_sample) { - err = ops->get_sample(ops->private_data, ip, - instr_data, real_size, atomic); - if (err < 0) - return err; - } - return 0; -} - -static int snd_seq_simple_get_size(void *private_data, struct snd_seq_kinstr *instr, - long *size) -{ - struct simple_instrument *ip; - - ip = (struct simple_instrument *)KINSTR_DATA(instr); - *size = sizeof(struct simple_xinstrument) + snd_seq_simple_size(ip->size, ip->format); - return 0; -} - -static int snd_seq_simple_remove(void *private_data, - struct snd_seq_kinstr *instr, - int atomic) -{ - struct snd_simple_ops *ops = private_data; - struct simple_instrument *ip; - - ip = (struct simple_instrument *)KINSTR_DATA(instr); - snd_seq_simple_instr_free(ops, ip, atomic); - return 0; -} - -static void snd_seq_simple_notify(void *private_data, - struct snd_seq_kinstr *instr, - int what) -{ - struct snd_simple_ops *ops = private_data; - - if (ops->notify) - ops->notify(ops->private_data, instr, what); -} - -int snd_seq_simple_init(struct snd_simple_ops *ops, - void *private_data, - struct snd_seq_kinstr_ops *next) -{ - memset(ops, 0, sizeof(*ops)); - ops->private_data = private_data; - ops->kops.private_data = ops; - ops->kops.add_len = sizeof(struct simple_instrument); - ops->kops.instr_type = SNDRV_SEQ_INSTR_ID_SIMPLE; - ops->kops.put = snd_seq_simple_put; - ops->kops.get = snd_seq_simple_get; - ops->kops.get_size = snd_seq_simple_get_size; - ops->kops.remove = snd_seq_simple_remove; - ops->kops.notify = snd_seq_simple_notify; - ops->kops.next = next; - return 0; -} - -/* - * Init part - */ - -static int __init alsa_ainstr_simple_init(void) -{ - return 0; -} - -static void __exit alsa_ainstr_simple_exit(void) -{ -} - -module_init(alsa_ainstr_simple_init) -module_exit(alsa_ainstr_simple_exit) - -EXPORT_SYMBOL(snd_seq_simple_init); |