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ALSA: Remove superfluous hwdep ops

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Remove NOP hwdep ops in sound drivers.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2009-02-05 09:28:08 +01:00
parent e0d80648c0
commit 28b7e343ee
8 changed files with 1 additions and 108 deletions
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12
sound/drivers/vx/vx_hwdep.c
View File

@ -119,16 +119,6 @@ void snd_vx_free_firmware(struct vx_core *chip)
#else /* old style firmware loading */
static int vx_hwdep_open(struct snd_hwdep *hw, struct file *file)
{
return 0;
}
static int vx_hwdep_release(struct snd_hwdep *hw, struct file *file)
{
return 0;
}
static int vx_hwdep_dsp_status(struct snd_hwdep *hw,
struct snd_hwdep_dsp_status *info)
{
@ -243,8 +233,6 @@ int snd_vx_setup_firmware(struct vx_core *chip)
hw->iface = SNDRV_HWDEP_IFACE_VX;
hw->private_data = chip;
hw->ops.open = vx_hwdep_open;
hw->ops.release = vx_hwdep_release;
hw->ops.dsp_status = vx_hwdep_dsp_status;
hw->ops.dsp_load = vx_hwdep_dsp_load;
hw->exclusive = 1;

12
sound/pci/mixart/mixart_hwdep.c
View File

@ -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;

12
sound/pci/pcxhr/pcxhr_hwdep.c
View File

@ -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;

9
sound/pci/rme9652/hdsp.c
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@ -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;
}

9
sound/pci/rme9652/hdspm.c
View File

@ -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;
}

21
sound/synth/emux/emux_hwdep.c
View File

@ -24,25 +24,6 @@
#include <asm/uaccess.h>
#include "emux_voice.h"
/*
* open the hwdep device
*/
static int
snd_emux_hwdep_open(struct snd_hwdep *hw, struct file *file)
{
return 0;
}
/*
* close the device
*/
static int
snd_emux_hwdep_release(struct snd_hwdep *hw, struct file *file)
{
return 0;
}
#define TMP_CLIENT_ID 0x1001
@ -146,8 +127,6 @@ snd_emux_init_hwdep(struct snd_emux *emu)
emu->hwdep = hw;
strcpy(hw->name, SNDRV_EMUX_HWDEP_NAME);
hw->iface = SNDRV_HWDEP_IFACE_EMUX_WAVETABLE;
hw->ops.open = snd_emux_hwdep_open;
hw->ops.release = snd_emux_hwdep_release;
hw->ops.ioctl = snd_emux_hwdep_ioctl;
hw->exclusive = 1;
hw->private_data = emu;

22
sound/usb/usbmixer.c
View File

@ -78,7 +78,6 @@ struct usb_mixer_interface {
/* Sound Blaster remote control stuff */
const struct rc_config *rc_cfg;
unsigned long rc_hwdep_open;
u32 rc_code;
wait_queue_head_t rc_waitq;
struct urb *rc_urb;
@ -1797,24 +1796,6 @@ static void snd_usb_soundblaster_remote_complete(struct urb *urb)
wake_up(&mixer->rc_waitq);
}
static int snd_usb_sbrc_hwdep_open(struct snd_hwdep *hw, struct file *file)
{
struct usb_mixer_interface *mixer = hw->private_data;
if (test_and_set_bit(0, &mixer->rc_hwdep_open))
return -EBUSY;
return 0;
}
static int snd_usb_sbrc_hwdep_release(struct snd_hwdep *hw, struct file *file)
{
struct usb_mixer_interface *mixer = hw->private_data;
clear_bit(0, &mixer->rc_hwdep_open);
smp_mb__after_clear_bit();
return 0;
}
static long snd_usb_sbrc_hwdep_read(struct snd_hwdep *hw, char __user *buf,
long count, loff_t *offset)
{
@ -1867,9 +1848,8 @@ static int snd_usb_soundblaster_remote_init(struct usb_mixer_interface *mixer)
hwdep->iface = SNDRV_HWDEP_IFACE_SB_RC;
hwdep->private_data = mixer;
hwdep->ops.read = snd_usb_sbrc_hwdep_read;
hwdep->ops.open = snd_usb_sbrc_hwdep_open;
hwdep->ops.release = snd_usb_sbrc_hwdep_release;
hwdep->ops.poll = snd_usb_sbrc_hwdep_poll;
hwdep->exclusive = 1;
mixer->rc_urb = usb_alloc_urb(0, GFP_KERNEL);
if (!mixer->rc_urb)

12
sound/usb/usx2y/usX2Yhwdep.c
View File

@ -106,16 +106,6 @@ static unsigned int snd_us428ctls_poll(struct snd_hwdep *hw, struct file *file,
}
static int snd_usX2Y_hwdep_open(struct snd_hwdep *hw, struct file *file)
{
return 0;
}
static int snd_usX2Y_hwdep_release(struct snd_hwdep *hw, struct file *file)
{
return 0;
}
static int snd_usX2Y_hwdep_dsp_status(struct snd_hwdep *hw,
struct snd_hwdep_dsp_status *info)
{
@ -267,8 +257,6 @@ int usX2Y_hwdep_new(struct snd_card *card, struct usb_device* device)
hw->iface = SNDRV_HWDEP_IFACE_USX2Y;
hw->private_data = usX2Y(card);
hw->ops.open = snd_usX2Y_hwdep_open;
hw->ops.release = snd_usX2Y_hwdep_release;
hw->ops.dsp_status = snd_usX2Y_hwdep_dsp_status;
hw->ops.dsp_load = snd_usX2Y_hwdep_dsp_load;
hw->ops.mmap = snd_us428ctls_mmap;