[ALSA] dynamic minors (6/6): increase maximum number of sound cards

Modules: ALSA Core,Memalloc module,ALSA sequencer

With dynamic minor numbers, we can increase the number of sound cards.

This requires that the sequencer client numbers of some kernel drivers
are allocated dynamically, too.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>

1 files changed, 6 insertions, 1 deletions

diff --git a/include/sound/driver.h b/include/sound/driver.h
index 3f0416ac24d9..89c6a73f3920 100644
--- a/include/sound/driver.h
+++ b/include/sound/driver.h
@@ -28,7 +28,12 @@
 
 #include <linux/config.h>
 
-#define SNDRV_CARDS             8       /* number of supported soundcards - don't change - minor numbers */
+/* number of supported soundcards */
+#ifdef CONFIG_SND_DYNAMIC_MINORS
+#define SNDRV_CARDS 32
+#else
+#define SNDRV_CARDS 8           /* don't change - minor numbers */
+#endif
 
 #ifndef CONFIG_SND_MAJOR        /* standard configuration */
 #define CONFIG_SND_MAJOR        116