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
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
|
/*
* Routines for Gravis UltraSound soundcards - Synthesizer
* Copyright (c) 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/time.h>
#include <sound/core.h>
#include <sound/gus.h>
/*
*
*/
int snd_gus_iwffff_put_sample(void *private_data, struct iwffff_wave *wave,
char __user *data, long len, int atomic)
{
struct snd_gus_card *gus = private_data;
struct snd_gf1_mem_block *block;
int err;
if (wave->format & IWFFFF_WAVE_ROM)
return 0; /* it's probably ok - verify the address? */
if (wave->format & IWFFFF_WAVE_STEREO)
return -EINVAL; /* not supported */
block = snd_gf1_mem_alloc(&gus->gf1.mem_alloc,
SNDRV_GF1_MEM_OWNER_WAVE_IWFFFF,
NULL, wave->size,
wave->format & IWFFFF_WAVE_16BIT, 1,
wave->share_id);
if (block == NULL)
return -ENOMEM;
err = snd_gus_dram_write(gus, data,
block->ptr, wave->size);
if (err < 0) {
snd_gf1_mem_lock(&gus->gf1.mem_alloc, 0);
snd_gf1_mem_xfree(&gus->gf1.mem_alloc, block);
snd_gf1_mem_lock(&gus->gf1.mem_alloc, 1);
return err;
}
wave->address.memory = block->ptr;
return 0;
}
int snd_gus_iwffff_get_sample(void *private_data, struct iwffff_wave *wave,
char __user *data, long len, int atomic)
{
struct snd_gus_card *gus = private_data;
return snd_gus_dram_read(gus, data, wave->address.memory, wave->size,
wave->format & IWFFFF_WAVE_ROM ? 1 : 0);
}
int snd_gus_iwffff_remove_sample(void *private_data, struct iwffff_wave *wave,
int atomic)
{
struct snd_gus_card *gus = private_data;
if (wave->format & IWFFFF_WAVE_ROM)
return 0; /* it's probably ok - verify the address? */
return snd_gf1_mem_free(&gus->gf1.mem_alloc, wave->address.memory);
}
/*
*
*/
int snd_gus_gf1_put_sample(void *private_data, struct gf1_wave *wave,
char __user *data, long len, int atomic)
{
struct snd_gus_card *gus = private_data;
struct snd_gf1_mem_block *block;
int err;
if (wave->format & GF1_WAVE_STEREO)
return -EINVAL; /* not supported */
block = snd_gf1_mem_alloc(&gus->gf1.mem_alloc,
SNDRV_GF1_MEM_OWNER_WAVE_GF1,
NULL, wave->size,
wave->format & GF1_WAVE_16BIT, 1,
wave->share_id);
if (block == NULL)
return -ENOMEM;
err = snd_gus_dram_write(gus, data,
block->ptr, wave->size);
if (err < 0) {
snd_gf1_mem_lock(&gus->gf1.mem_alloc, 0);
snd_gf1_mem_xfree(&gus->gf1.mem_alloc, block);
snd_gf1_mem_lock(&gus->gf1.mem_alloc, 1);
return err;
}
wave->address.memory = block->ptr;
return 0;
}
int snd_gus_gf1_get_sample(void *private_data, struct gf1_wave *wave,
char __user *data, long len, int atomic)
{
struct snd_gus_card *gus = private_data;
return snd_gus_dram_read(gus, data, wave->address.memory, wave->size, 0);
}
int snd_gus_gf1_remove_sample(void *private_data, struct gf1_wave *wave,
int atomic)
{
struct snd_gus_card *gus = private_data;
return snd_gf1_mem_free(&gus->gf1.mem_alloc, wave->address.memory);
}
/*
*
*/
int snd_gus_simple_put_sample(void *private_data, struct simple_instrument *instr,
char __user *data, long len, int atomic)
{
struct snd_gus_card *gus = private_data;
struct snd_gf1_mem_block *block;
int err;
if (instr->format & SIMPLE_WAVE_STEREO)
return -EINVAL; /* not supported */
block = snd_gf1_mem_alloc(&gus->gf1.mem_alloc,
SNDRV_GF1_MEM_OWNER_WAVE_SIMPLE,
NULL, instr->size,
instr->format & SIMPLE_WAVE_16BIT, 1,
instr->share_id);
if (block == NULL)
return -ENOMEM;
err = snd_gus_dram_write(gus, data, block->ptr, instr->size);
if (err < 0) {
snd_gf1_mem_lock(&gus->gf1.mem_alloc, 0);
snd_gf1_mem_xfree(&gus->gf1.mem_alloc, block);
snd_gf1_mem_lock(&gus->gf1.mem_alloc, 1);
return err;
}
instr->address.memory = block->ptr;
return 0;
}
int snd_gus_simple_get_sample(void *private_data, struct simple_instrument *instr,
char __user *data, long len, int atomic)
{
struct snd_gus_card *gus = private_data;
return snd_gus_dram_read(gus, data, instr->address.memory, instr->size, 0);
}
int snd_gus_simple_remove_sample(void *private_data, struct simple_instrument *instr,
int atomic)
{
struct snd_gus_card *gus = private_data;
return snd_gf1_mem_free(&gus->gf1.mem_alloc, instr->address.memory);
}
|
