ALSA: intelhdmi - add dependency on SND_DYNAMIC_MINORS

This is necessary to support >=3 HDMI playback devices
starting from the CougarPoint codec.

Signed-off-by: Wu Fengguang <fengguang.wu@intel.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/pci/hda/Kconfig b/sound/pci/hda/Kconfig
index 567348b..9194c3c 100644
--- a/sound/pci/hda/Kconfig
+++ b/sound/pci/hda/Kconfig
@@ -145,6 +145,7 @@
 
 config SND_HDA_CODEC_INTELHDMI
 	bool "Build INTEL HDMI HD-audio codec support"
+	select SND_DYNAMIC_MINORS
 	default y
 	help
 	  Say Y here to include INTEL HDMI HD-audio codec support in