diff --git a/sound/pci/ad1889.c b/sound/pci/ad1889.c
index c6c8333acc62..2aa5a7fdb6e0 100644
--- a/sound/pci/ad1889.c
+++ b/sound/pci/ad1889.c
@@ -39,7 +39,6 @@
 #include <linux/interrupt.h>
 #include <linux/compiler.h>
 #include <linux/delay.h>
-#include <linux/dma-mapping.h>
 
 #include <sound/driver.h>
 #include <sound/core.h>
diff --git a/sound/pci/emu10k1/emu10k1x.c b/sound/pci/emu10k1/emu10k1x.c
index 3e332f398162..2208dbd48be9 100644
--- a/sound/pci/emu10k1/emu10k1x.c
+++ b/sound/pci/emu10k1/emu10k1x.c
@@ -36,7 +36,6 @@
 #include <linux/dma-mapping.h>
 #include <linux/slab.h>
 #include <linux/moduleparam.h>
-#include <linux/dma-mapping.h>
 #include <sound/core.h>
 #include <sound/initval.h>
 #include <sound/pcm.h>
diff --git a/sound/pci/es1968.c b/sound/pci/es1968.c
index e3ad17f53c29..dd465a186e11 100644
--- a/sound/pci/es1968.c
+++ b/sound/pci/es1968.c
@@ -104,7 +104,6 @@
 #include <linux/slab.h>
 #include <linux/gameport.h>
 #include <linux/moduleparam.h>
-#include <linux/dma-mapping.h>
 #include <linux/mutex.h>
 
 #include <sound/core.h>
diff --git a/sound/pci/ice1712/ice1712.c b/sound/pci/ice1712/ice1712.c
index 32f8415558a5..cc20a3724f2e 100644
--- a/sound/pci/ice1712/ice1712.c
+++ b/sound/pci/ice1712/ice1712.c
@@ -56,7 +56,6 @@
 #include <linux/dma-mapping.h>
 #include <linux/slab.h>
 #include <linux/moduleparam.h>
-#include <linux/dma-mapping.h>
 #include <linux/mutex.h>
 
 #include <sound/core.h>
diff --git a/sound/pci/maestro3.c b/sound/pci/maestro3.c
index 9c90d901e6b9..92a84aad59eb 100644
--- a/sound/pci/maestro3.c
+++ b/sound/pci/maestro3.c
@@ -41,7 +41,6 @@
 #include <linux/slab.h>
 #include <linux/vmalloc.h>
 #include <linux/moduleparam.h>
-#include <linux/dma-mapping.h>
 #include <sound/core.h>
 #include <sound/info.h>
 #include <sound/control.h>
diff --git a/sound/pci/mixart/mixart.c b/sound/pci/mixart/mixart.c
index b5a095052d4c..4fad0e8fd2c8 100644
--- a/sound/pci/mixart/mixart.c
+++ b/sound/pci/mixart/mixart.c
@@ -28,7 +28,6 @@
 #include <linux/dma-mapping.h>
 #include <linux/moduleparam.h>
 #include <linux/mutex.h>
-#include <linux/dma-mapping.h>
 
 #include <sound/core.h>
 #include <sound/initval.h>
diff --git a/sound/pci/pcxhr/pcxhr.c b/sound/pci/pcxhr/pcxhr.c
index 35875c8aa299..f679779d96e3 100644
--- a/sound/pci/pcxhr/pcxhr.c
+++ b/sound/pci/pcxhr/pcxhr.c
@@ -30,7 +30,6 @@
 #include <linux/delay.h>
 #include <linux/moduleparam.h>
 #include <linux/mutex.h>
-#include <linux/dma-mapping.h>
 
 #include <sound/core.h>
 #include <sound/initval.h>