/[openvortex]/alsa/alsa-kernel/drivers/dummy.c
ViewVC logotype

Diff of /alsa/alsa-kernel/drivers/dummy.c

Parent Directory Parent Directory | Revision Log Revision Log | View Patch Patch

revision 1.2 by vizard, Sat May 31 02:35:10 2003 UTC revision 1.3 by vizard, Sun Jun 15 21:01:30 2003 UTC
# Line 21  Line 21 
21  #include <sound/driver.h>  #include <sound/driver.h>
22  #include <linux/version.h>  #include <linux/version.h>
23  #include <linux/init.h>  #include <linux/init.h>
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 5, 0)  
24  #include <linux/jiffies.h>  #include <linux/jiffies.h>
 #else  
 #include <linux/sched.h>  
 #endif  
25  #include <linux/slab.h>  #include <linux/slab.h>
26  #include <linux/time.h>  #include <linux/time.h>
27  #include <linux/wait.h>  #include <linux/wait.h>
# Line 58  MODULE_DEVICES("{{ALSA,Dummy soundcard}} Line 54  MODULE_DEVICES("{{ALSA,Dummy soundcard}}
54  #if 0 /* ICE1712 emulation */  #if 0 /* ICE1712 emulation */
55  #define MAX_BUFFER_SIZE         (256 * 1024)  #define MAX_BUFFER_SIZE         (256 * 1024)
56  #define USE_FORMATS             SNDRV_PCM_FMTBIT_S32_LE  #define USE_FORMATS             SNDRV_PCM_FMTBIT_S32_LE
57  #define USE_CHANNELS_MIN        12  #define USE_CHANNELS_MIN        10
58  #define USE_CHANNELS_MAX        12  #define USE_CHANNELS_MAX        10
59  #define USE_PERIODS_MIN         1  #define USE_PERIODS_MIN         1
60  #define USE_PERIODS_MAX         1024  #define USE_PERIODS_MAX         1024
61  #endif  #endif
# Line 430  static int snd_dummy_volume_info(snd_kco Line 426  static int snd_dummy_volume_info(snd_kco
426  {  {
427          uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;          uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
428          uinfo->count = 2;          uinfo->count = 2;
429          uinfo->value.integer.min = 0;          uinfo->value.integer.min = -50;
430          uinfo->value.integer.max = 100;          uinfo->value.integer.max = 100;
431          return 0;          return 0;
432  }  }
# Line 455  static int snd_dummy_volume_put(snd_kcon Line 451  static int snd_dummy_volume_put(snd_kcon
451          int change, addr = kcontrol->private_value;          int change, addr = kcontrol->private_value;
452          int left, right;          int left, right;
453    
454          left = ucontrol->value.integer.value[0] % 101;          left = ucontrol->value.integer.value[0];
455          right = ucontrol->value.integer.value[1] % 101;          if (left < -50)
456                    left = -50;
457            if (left > 100)
458                    left = 100;
459            right = ucontrol->value.integer.value[1];
460            if (right < -50)
461                    right = -50;
462            if (right > 100)
463                    right = 100;
464          spin_lock_irqsave(&dummy->mixer_lock, flags);          spin_lock_irqsave(&dummy->mixer_lock, flags);
465          change = dummy->mixer_volume[addr][0] != left ||          change = dummy->mixer_volume[addr][0] != left ||
466                   dummy->mixer_volume[addr][1] != right;                   dummy->mixer_volume[addr][1] != right;

Legend:
Removed from v.1.2  
changed lines
  Added in v.1.3

savannah-hackers-public@gnu.org
ViewVC Help
Powered by ViewVC 1.1.26