Merge branch 'for-2.6.30' into for-2.6.31
[linux-2.6] / sound / isa / gus / gus_instr.c
1 /*
2  *  Routines for Gravis UltraSound soundcards - Synthesizer
3  *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
4  *
5  *
6  *   This program is free software; you can redistribute it and/or modify
7  *   it under the terms of the GNU General Public License as published by
8  *   the Free Software Foundation; either version 2 of the License, or
9  *   (at your option) any later version.
10  *
11  *   This program is distributed in the hope that it will be useful,
12  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
13  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  *   GNU General Public License for more details.
15  *
16  *   You should have received a copy of the GNU General Public License
17  *   along with this program; if not, write to the Free Software
18  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
19  *
20  */
21
22 #include <linux/time.h>
23 #include <sound/core.h>
24 #include <sound/gus.h>
25
26 /*
27  *
28  */
29
30 int snd_gus_iwffff_put_sample(void *private_data, struct iwffff_wave *wave,
31                               char __user *data, long len, int atomic)
32 {
33         struct snd_gus_card *gus = private_data;
34         struct snd_gf1_mem_block *block;
35         int err;
36
37         if (wave->format & IWFFFF_WAVE_ROM)
38                 return 0;       /* it's probably ok - verify the address? */
39         if (wave->format & IWFFFF_WAVE_STEREO)
40                 return -EINVAL; /* not supported */
41         block = snd_gf1_mem_alloc(&gus->gf1.mem_alloc,
42                                   SNDRV_GF1_MEM_OWNER_WAVE_IWFFFF,
43                                   NULL, wave->size,
44                                   wave->format & IWFFFF_WAVE_16BIT, 1,
45                                   wave->share_id);
46         if (block == NULL)
47                 return -ENOMEM;
48         err = snd_gus_dram_write(gus, data,
49                                  block->ptr, wave->size);
50         if (err < 0) {
51                 snd_gf1_mem_lock(&gus->gf1.mem_alloc, 0);
52                 snd_gf1_mem_xfree(&gus->gf1.mem_alloc, block);
53                 snd_gf1_mem_lock(&gus->gf1.mem_alloc, 1);
54                 return err;
55         }
56         wave->address.memory = block->ptr;
57         return 0;
58 }
59
60 int snd_gus_iwffff_get_sample(void *private_data, struct iwffff_wave *wave,
61                               char __user *data, long len, int atomic)
62 {
63         struct snd_gus_card *gus = private_data;
64
65         return snd_gus_dram_read(gus, data, wave->address.memory, wave->size,
66                                  wave->format & IWFFFF_WAVE_ROM ? 1 : 0);
67 }
68
69 int snd_gus_iwffff_remove_sample(void *private_data, struct iwffff_wave *wave,
70                                  int atomic)
71 {
72         struct snd_gus_card *gus = private_data;
73
74         if (wave->format & IWFFFF_WAVE_ROM)
75                 return 0;       /* it's probably ok - verify the address? */    
76         return snd_gf1_mem_free(&gus->gf1.mem_alloc, wave->address.memory);
77 }
78
79 /*
80  *
81  */
82
83 int snd_gus_gf1_put_sample(void *private_data, struct gf1_wave *wave,
84                            char __user *data, long len, int atomic)
85 {
86         struct snd_gus_card *gus = private_data;
87         struct snd_gf1_mem_block *block;
88         int err;
89
90         if (wave->format & GF1_WAVE_STEREO)
91                 return -EINVAL; /* not supported */
92         block = snd_gf1_mem_alloc(&gus->gf1.mem_alloc,
93                                   SNDRV_GF1_MEM_OWNER_WAVE_GF1,
94                                   NULL, wave->size,
95                                   wave->format & GF1_WAVE_16BIT, 1,
96                                   wave->share_id);
97         if (block == NULL)
98                 return -ENOMEM;
99         err = snd_gus_dram_write(gus, data,
100                                  block->ptr, wave->size);
101         if (err < 0) {
102                 snd_gf1_mem_lock(&gus->gf1.mem_alloc, 0);
103                 snd_gf1_mem_xfree(&gus->gf1.mem_alloc, block);
104                 snd_gf1_mem_lock(&gus->gf1.mem_alloc, 1);
105                 return err;
106         }
107         wave->address.memory = block->ptr;
108         return 0;
109 }
110
111 int snd_gus_gf1_get_sample(void *private_data, struct gf1_wave *wave,
112                            char __user *data, long len, int atomic)
113 {
114         struct snd_gus_card *gus = private_data;
115
116         return snd_gus_dram_read(gus, data, wave->address.memory, wave->size, 0);
117 }
118
119 int snd_gus_gf1_remove_sample(void *private_data, struct gf1_wave *wave,
120                               int atomic)
121 {
122         struct snd_gus_card *gus = private_data;
123
124         return snd_gf1_mem_free(&gus->gf1.mem_alloc, wave->address.memory);
125 }
126
127 /*
128  *
129  */
130
131 int snd_gus_simple_put_sample(void *private_data, struct simple_instrument *instr,
132                               char __user *data, long len, int atomic)
133 {
134         struct snd_gus_card *gus = private_data;
135         struct snd_gf1_mem_block *block;
136         int err;
137
138         if (instr->format & SIMPLE_WAVE_STEREO)
139                 return -EINVAL; /* not supported */
140         block = snd_gf1_mem_alloc(&gus->gf1.mem_alloc,
141                                   SNDRV_GF1_MEM_OWNER_WAVE_SIMPLE,
142                                   NULL, instr->size,
143                                   instr->format & SIMPLE_WAVE_16BIT, 1,
144                                   instr->share_id);
145         if (block == NULL)
146                 return -ENOMEM;
147         err = snd_gus_dram_write(gus, data, block->ptr, instr->size);
148         if (err < 0) {
149                 snd_gf1_mem_lock(&gus->gf1.mem_alloc, 0);
150                 snd_gf1_mem_xfree(&gus->gf1.mem_alloc, block);
151                 snd_gf1_mem_lock(&gus->gf1.mem_alloc, 1);
152                 return err;
153         }
154         instr->address.memory = block->ptr;
155         return 0;
156 }
157
158 int snd_gus_simple_get_sample(void *private_data, struct simple_instrument *instr,
159                               char __user *data, long len, int atomic)
160 {
161         struct snd_gus_card *gus = private_data;
162
163         return snd_gus_dram_read(gus, data, instr->address.memory, instr->size, 0);
164 }
165
166 int snd_gus_simple_remove_sample(void *private_data, struct simple_instrument *instr,
167                                  int atomic)
168 {
169         struct snd_gus_card *gus = private_data;
170
171         return snd_gf1_mem_free(&gus->gf1.mem_alloc, instr->address.memory);
172 }