1 files changed, 0 insertions, 11 deletions

diff --git a/sound/pci/ctxfi/ctatc.c b/sound/pci/ctxfi/ctatc.c
index ead104ea1e35..1a4bb357eaef 100644
--- a/sound/pci/ctxfi/ctatc.c
+++ b/sound/pci/ctxfi/ctatc.c
@@ -119,7 +119,6 @@ atc_pcm_release_resources(struct ct_atc *atc, struct ct_atc_pcm *apcm);
 
 static int ct_map_audio_buffer(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 {
-        unsigned long flags;
         struct snd_pcm_runtime *runtime;
         struct ct_vm *vm;
 
@@ -129,9 +128,7 @@ static int ct_map_audio_buffer(struct ct_atc *atc, struct ct_atc_pcm *apcm)
         runtime = apcm->substream->runtime;
         vm = atc->vm;
 
-        spin_lock_irqsave(&atc->vm_lock, flags);
         apcm->vm_block = vm->map(vm, runtime->dma_area, runtime->dma_bytes);
-        spin_unlock_irqrestore(&atc->vm_lock, flags);
 
         if (NULL == apcm->vm_block)
                 return -ENOENT;
@@ -141,7 +138,6 @@ static int ct_map_audio_buffer(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 
 static void ct_unmap_audio_buffer(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 {
-        unsigned long flags;
         struct ct_vm *vm;
 
         if (NULL == apcm->vm_block)
@@ -149,9 +145,7 @@ static void ct_unmap_audio_buffer(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 
         vm = atc->vm;
 
-        spin_lock_irqsave(&atc->vm_lock, flags);
         vm->unmap(vm, apcm->vm_block);
-        spin_unlock_irqrestore(&atc->vm_lock, flags);
 
         apcm->vm_block = NULL;
 }
@@ -161,9 +155,7 @@ static unsigned long atc_get_ptp_phys(struct ct_atc *atc, int index)
         struct ct_vm *vm;
         void *kvirt_addr;
         unsigned long phys_addr;
-        unsigned long flags;
 
-        spin_lock_irqsave(&atc->vm_lock, flags);
         vm = atc->vm;
         kvirt_addr = vm->get_ptp_virt(vm, index);
         if (kvirt_addr == NULL)
@@ -171,8 +163,6 @@ static unsigned long atc_get_ptp_phys(struct ct_atc *atc, int index)
         else
                 phys_addr = virt_to_phys(kvirt_addr);
 
-        spin_unlock_irqrestore(&atc->vm_lock, flags);
-
         return phys_addr;
 }
 
@@ -1562,7 +1552,6 @@ int ct_atc_create(struct snd_card *card, struct pci_dev *pci,
         atc_set_ops(atc);
 
         spin_lock_init(&atc->atc_lock);
-        spin_lock_init(&atc->vm_lock);
 
         /* Find card model */
         err = atc_identify_card(atc);