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-rw-r--r--include/sound/initval.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/include/sound/initval.h b/include/sound/initval.h
index f99a0d2ddfe..ac62c67e6f4 100644
--- a/include/sound/initval.h
+++ b/include/sound/initval.h
@@ -50,6 +50,20 @@
#define SNDRV_DEFAULT_DMA_SIZE { [0 ... (SNDRV_CARDS-1)] = SNDRV_AUTO_DMA_SIZE }
#define SNDRV_DEFAULT_PTR SNDRV_DEFAULT_STR
+#ifdef SNDRV_LEGACY_FIND_FREE_IOPORT
+static long snd_legacy_find_free_ioport(long *port_table, long size)
+{
+ while (*port_table != -1) {
+ if (request_region(*port_table, size, "ALSA test")) {
+ release_region(*port_table, size);
+ return *port_table;
+ }
+ port_table++;
+ }
+ return -1;
+}
+#endif
+
#ifdef SNDRV_LEGACY_FIND_FREE_IRQ
#include <linux/interrupt.h>