ALSA: Remove old DMA-mmap code from arm/devdma.c

The call of dma_mmap_coherent() is done in the PCM core now.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/arm/Makefile

@@ -3,7 +3,7 @@
 #
 
 obj-$(CONFIG_SND_ARMAACI)	+= snd-aaci.o
-snd-aaci-objs			:= aaci.o devdma.o
+snd-aaci-objs			:= aaci.o
 
 obj-$(CONFIG_SND_PXA2XX_PCM)	+= snd-pxa2xx-pcm.o
 snd-pxa2xx-pcm-objs		:= pxa2xx-pcm.o

sound/arm/aaci.c

@@ -30,7 +30,6 @@
 #include <sound/pcm_params.h>
 
 #include "aaci.h"
-#include "devdma.h"
 
 #define DRIVER_NAME	"aaci-pl041"
 
@@ -492,7 +491,7 @@ static int aaci_pcm_hw_free(struct snd_pcm_substream *substream)
 	/*
 	 * Clear out the DMA and any allocated buffers.
 	 */
-	devdma_hw_free(NULL, substream);
+	snd_pcm_lib_free_pages(substream);
 
 	return 0;
 }
@@ -505,8 +504,8 @@ static int aaci_pcm_hw_params(struct snd_pcm_substream *substream,
 
 	aaci_pcm_hw_free(substream);
 
-	err = devdma_hw_alloc(NULL, substream,
-			      params_buffer_bytes(params));
+	err = snd_pcm_lib_malloc_pages(substream,
+				       params_buffer_bytes(params));
 	if (err < 0)
 		goto out;
 
@@ -551,11 +550,6 @@ static snd_pcm_uframes_t aaci_pcm_pointer(struct snd_pcm_substream *substream)
 	return bytes_to_frames(runtime, bytes);
 }
 
-static int aaci_pcm_mmap(struct snd_pcm_substream *substream, struct vm_area_struct *vma)
-{
-	return devdma_mmap(NULL, substream, vma);
-}
-
 
 /*
  * Playback specific ALSA stuff
@@ -722,7 +716,6 @@ static struct snd_pcm_ops aaci_playback_ops = {
 	.prepare	= aaci_pcm_prepare,
 	.trigger	= aaci_pcm_playback_trigger,
 	.pointer	= aaci_pcm_pointer,
-	.mmap		= aaci_pcm_mmap,
 };
 
 static int aaci_pcm_capture_hw_params(struct snd_pcm_substream *substream,
@@ -850,7 +843,6 @@ static struct snd_pcm_ops aaci_capture_ops = {
 	.prepare	= aaci_pcm_capture_prepare,
 	.trigger	= aaci_pcm_capture_trigger,
 	.pointer	= aaci_pcm_pointer,
-	.mmap		= aaci_pcm_mmap,
 };
 
 /*
@@ -1040,6 +1032,8 @@ static int __devinit aaci_init_pcm(struct aaci *aaci)
 
 		snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &aaci_playback_ops);
 		snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &aaci_capture_ops);
+		snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
+						      NULL, 0, 64 * 104);
 	}
 
 	return ret;