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Diffstat (limited to 'include/sound')
-rw-r--r--include/sound/minors.h2
-rw-r--r--include/sound/pcm.h9
2 files changed, 9 insertions, 2 deletions
diff --git a/include/sound/minors.h b/include/sound/minors.h
index 46bcd2023ed..a81798ab73e 100644
--- a/include/sound/minors.h
+++ b/include/sound/minors.h
@@ -21,6 +21,8 @@
*
*/
+#define SNDRV_OS_MINORS 256
+
#define SNDRV_MINOR_DEVICES 32
#define SNDRV_MINOR_CARD(minor) ((minor) >> 5)
#define SNDRV_MINOR_DEVICE(minor) ((minor) & 0x001f)
diff --git a/include/sound/pcm.h b/include/sound/pcm.h
index 51d58ccda2d..5dd8ea4a8c4 100644
--- a/include/sound/pcm.h
+++ b/include/sound/pcm.h
@@ -25,6 +25,7 @@
#include <sound/asound.h>
#include <sound/memalloc.h>
+#include <sound/minors.h>
#include <linux/poll.h>
#include <linux/mm.h>
#include <linux/bitops.h>
@@ -84,7 +85,11 @@ struct snd_pcm_ops {
*
*/
-#define SNDRV_PCM_DEVICES 8
+#if defined(CONFIG_SND_DYNAMIC_MINORS)
+#define SNDRV_PCM_DEVICES (SNDRV_OS_MINORS-2)
+#else
+#define SNDRV_PCM_DEVICES 8
+#endif
#define SNDRV_PCM_IOCTL1_FALSE ((void *)0)
#define SNDRV_PCM_IOCTL1_TRUE ((void *)1)
@@ -416,7 +421,7 @@ struct snd_pcm_str {
struct snd_pcm {
struct snd_card *card;
struct list_head list;
- unsigned int device; /* device number */
+ int device; /* device number */
unsigned int info_flags;
unsigned short dev_class;
unsigned short dev_subclass;