ASoC: amd: Drop superfluous mmap callbacks

All ASoC AMD drivers just call the standard mmap handler, hence those
are superfluous.  Let's drop them.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Link: https://lore.kernel.org/r/20210728141843.17685-1-tiwai@suse.deSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/amd/acp-pcm-dma.c

@@ -1035,13 +1035,6 @@ static snd_pcm_uframes_t acp_dma_pointer(struct snd_soc_component *component,
 	return bytes_to_frames(runtime, pos);
 }
 
-static int acp_dma_mmap(struct snd_soc_component *component,
-			struct snd_pcm_substream *substream,
-			struct vm_area_struct *vma)
-{
-	return snd_pcm_lib_default_mmap(substream, vma);
-}
-
 static int acp_dma_prepare(struct snd_soc_component *component,
 			   struct snd_pcm_substream *substream)
 {
@@ -1205,7 +1198,6 @@ static const struct snd_soc_component_driver acp_asoc_platform = {
 	.hw_params	= acp_dma_hw_params,
 	.trigger	= acp_dma_trigger,
 	.pointer	= acp_dma_pointer,
-	.mmap		= acp_dma_mmap,
 	.prepare	= acp_dma_prepare,
 	.pcm_construct	= acp_dma_new,
 };

sound/soc/amd/raven/acp3x-pcm-dma.c

@@ -320,13 +320,6 @@ static int acp3x_dma_new(struct snd_soc_component *component,
 	return 0;
 }
 
-static int acp3x_dma_mmap(struct snd_soc_component *component,
-			  struct snd_pcm_substream *substream,
-			  struct vm_area_struct *vma)
-{
-	return snd_pcm_lib_default_mmap(substream, vma);
-}
-
 static int acp3x_dma_close(struct snd_soc_component *component,
 			   struct snd_pcm_substream *substream)
 {
@@ -370,7 +363,6 @@ static const struct snd_soc_component_driver acp3x_i2s_component = {
 	.close		= acp3x_dma_close,
 	.hw_params	= acp3x_dma_hw_params,
 	.pointer	= acp3x_dma_pointer,
-	.mmap		= acp3x_dma_mmap,
 	.pcm_construct	= acp3x_dma_new,
 };
 

sound/soc/amd/renoir/acp3x-pdm-dma.c

@@ -291,13 +291,6 @@ static int acp_pdm_dma_new(struct snd_soc_component *component,
 	return 0;
 }
 
-static int acp_pdm_dma_mmap(struct snd_soc_component *component,
-			    struct snd_pcm_substream *substream,
-			    struct vm_area_struct *vma)
-{
-	return snd_pcm_lib_default_mmap(substream, vma);
-}
-
 static int acp_pdm_dma_close(struct snd_soc_component *component,
 			     struct snd_pcm_substream *substream)
 {
@@ -375,7 +368,6 @@ static const struct snd_soc_component_driver acp_pdm_component = {
 	.close		= acp_pdm_dma_close,
 	.hw_params	= acp_pdm_dma_hw_params,
 	.pointer	= acp_pdm_dma_pointer,
-	.mmap		= acp_pdm_dma_mmap,
 	.pcm_construct	= acp_pdm_dma_new,
 };