ALSA: Remove superfluous hwdep ops

Remove NOP hwdep ops in sound drivers.

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

4 files changed, 0 insertions, 42 deletions

diff --git a/sound/pci/mixart/mixart_hwdep.c b/sound/pci/mixart/mixart_hwdep.c
index 3782b52bc0e8..fa4de985fc4c 100644
--- a/sound/pci/mixart/mixart_hwdep.c
+++ b/sound/pci/mixart/mixart_hwdep.c
@@ -581,16 +581,6 @@ MODULE_FIRMWARE("mixart/miXart8AES.xlx");
 /* miXart hwdep interface id string */
 #define SND_MIXART_HWDEP_ID       "miXart Loader"
 
-static int mixart_hwdep_open(struct snd_hwdep *hw, struct file *file)
-{
-        return 0;
-}
-
-static int mixart_hwdep_release(struct snd_hwdep *hw, struct file *file)
-{
-        return 0;
-}
-
 static int mixart_hwdep_dsp_status(struct snd_hwdep *hw,
                                    struct snd_hwdep_dsp_status *info)
 {
@@ -643,8 +633,6 @@ int snd_mixart_setup_firmware(struct mixart_mgr *mgr)
 
         hw->iface = SNDRV_HWDEP_IFACE_MIXART;
         hw->private_data = mgr;
-        hw->ops.open = mixart_hwdep_open;
-        hw->ops.release = mixart_hwdep_release;
         hw->ops.dsp_status = mixart_hwdep_dsp_status;
         hw->ops.dsp_load = mixart_hwdep_dsp_load;
         hw->exclusive = 1;
diff --git a/sound/pci/pcxhr/pcxhr_hwdep.c b/sound/pci/pcxhr/pcxhr_hwdep.c
index 592743a298b0..17cb1233a903 100644
--- a/sound/pci/pcxhr/pcxhr_hwdep.c
+++ b/sound/pci/pcxhr/pcxhr_hwdep.c
@@ -471,16 +471,6 @@ static int pcxhr_hwdep_dsp_load(struct snd_hwdep *hw,
         return 0;
 }
 
-static int pcxhr_hwdep_open(struct snd_hwdep *hw, struct file *file)
-{
-        return 0;
-}
-
-static int pcxhr_hwdep_release(struct snd_hwdep *hw, struct file *file)
-{
-        return 0;
-}
-
 int pcxhr_setup_firmware(struct pcxhr_mgr *mgr)
 {
         int err;
@@ -495,8 +485,6 @@ int pcxhr_setup_firmware(struct pcxhr_mgr *mgr)
 
         hw->iface = SNDRV_HWDEP_IFACE_PCXHR;
         hw->private_data = mgr;
-        hw->ops.open = pcxhr_hwdep_open;
-        hw->ops.release = pcxhr_hwdep_release;
         hw->ops.dsp_status = pcxhr_hwdep_dsp_status;
         hw->ops.dsp_load = pcxhr_hwdep_dsp_load;
         hw->exclusive = 1;
diff --git a/sound/pci/rme9652/hdsp.c b/sound/pci/rme9652/hdsp.c
index 44d0c15e2b71..2434609b2d35 100644
--- a/sound/pci/rme9652/hdsp.c
+++ b/sound/pci/rme9652/hdsp.c
@@ -4413,13 +4413,6 @@ static int snd_hdsp_capture_release(struct snd_pcm_substream *substream)
         return 0;
 }
 
-static int snd_hdsp_hwdep_dummy_op(struct snd_hwdep *hw, struct file *file)
-{
-        /* we have nothing to initialize but the call is required */
-        return 0;
-}
-
-
 /* helper functions for copying meter values */
 static inline int copy_u32_le(void __user *dest, void __iomem *src)
 {
@@ -4738,9 +4731,7 @@ static int snd_hdsp_create_hwdep(struct snd_card *card, struct hdsp *hdsp)
         hw->private_data = hdsp;
         strcpy(hw->name, "HDSP hwdep interface");
 
-        hw->ops.open = snd_hdsp_hwdep_dummy_op;
         hw->ops.ioctl = snd_hdsp_hwdep_ioctl;
-        hw->ops.release = snd_hdsp_hwdep_dummy_op;
                 
         return 0;
 }
diff --git a/sound/pci/rme9652/hdspm.c b/sound/pci/rme9652/hdspm.c
index 71231cf1b2b0..df2034eb235d 100644
--- a/sound/pci/rme9652/hdspm.c
+++ b/sound/pci/rme9652/hdspm.c
@@ -4100,13 +4100,6 @@ static int snd_hdspm_capture_release(struct snd_pcm_substream *substream)
         return 0;
 }
 
-static int snd_hdspm_hwdep_dummy_op(struct snd_hwdep * hw, struct file *file)
-{
-        /* we have nothing to initialize but the call is required */
-        return 0;
-}
-
-
 static int snd_hdspm_hwdep_ioctl(struct snd_hwdep * hw, struct file *file,
                                  unsigned int cmd, unsigned long arg)
 {
@@ -4213,9 +4206,7 @@ static int __devinit snd_hdspm_create_hwdep(struct snd_card *card,
         hw->private_data = hdspm;
         strcpy(hw->name, "HDSPM hwdep interface");
 
-        hw->ops.open = snd_hdspm_hwdep_dummy_op;
         hw->ops.ioctl = snd_hdspm_hwdep_ioctl;
-        hw->ops.release = snd_hdspm_hwdep_dummy_op;
 
         return 0;
 }