[ALSA] dynamic minors (4/6): dynamic minor number allocation

Modules: ALSA Core,ALSA Minor Numbers

Add an option to allocate device file minor numbers dynamically.

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

1 files changed, 11 insertions, 0 deletions

diff --git a/sound/core/Kconfig b/sound/core/Kconfig
index b46efff2e4c4..83cbe20c9c9e 100644
--- a/sound/core/Kconfig
+++ b/sound/core/Kconfig
@@ -111,6 +111,17 @@ config SND_SEQ_RTCTIMER_DEFAULT
 
           If in doubt, say Y.
 
+config SND_DYNAMIC_MINORS
+        bool "Dynamic device file minor numbers (EXPERIMENTAL)"
+        depends on SND && EXPERIMENTAL
+        help
+          If you say Y here, the minor numbers of ALSA device files in
+          /dev/snd/ are allocated dynamically.  This allows you to have
+          more than 8 sound cards, but requires a dynamic device file
+          system like udev.
+
+          If you are unsure about this, say N here.
+
 config SND_VERBOSE_PRINTK
         bool "Verbose printk"
         depends on SND