ALSA: drivers: Drop superfluous ioctl PCM ops

PCM core deals the empty ioctl field now as default(*).
Let's kill the redundant lines.

(*) commit fc033cbf ("ALSA: pcm: Allow NULL ioctl ops")

Link: https://lore.kernel.org/r/20191210061145.24641-5-tiwai@suse.deSigned-off-by: Takashi Iwai <tiwai@suse.de>

sound/drivers/aloop.c

@@ -1299,7 +1299,6 @@ static int loopback_close(struct snd_pcm_substream *substream)
 static const struct snd_pcm_ops loopback_pcm_ops = {
 	.open =		loopback_open,
 	.close =	loopback_close,
-	.ioctl =	snd_pcm_lib_ioctl,
 	.hw_free =	loopback_hw_free,
 	.prepare =	loopback_prepare,
 	.trigger =	loopback_trigger,

sound/drivers/dummy.c

@@ -647,7 +647,6 @@ static struct page *dummy_pcm_page(struct snd_pcm_substream *substream,
 static struct snd_pcm_ops dummy_pcm_ops = {
 	.open =		dummy_pcm_open,
 	.close =	dummy_pcm_close,
-	.ioctl =	snd_pcm_lib_ioctl,
 	.hw_params =	dummy_pcm_hw_params,
 	.prepare =	dummy_pcm_prepare,
 	.trigger =	dummy_pcm_trigger,
@@ -657,7 +656,6 @@ static struct snd_pcm_ops dummy_pcm_ops = {
 static struct snd_pcm_ops dummy_pcm_ops_no_buf = {
 	.open =		dummy_pcm_open,
 	.close =	dummy_pcm_close,
-	.ioctl =	snd_pcm_lib_ioctl,
 	.hw_params =	dummy_pcm_hw_params,
 	.prepare =	dummy_pcm_prepare,
 	.trigger =	dummy_pcm_trigger,

sound/drivers/ml403-ac97cr.c

@@ -731,7 +731,6 @@ static int snd_ml403_ac97cr_capture_close(struct snd_pcm_substream *substream)
 static const struct snd_pcm_ops snd_ml403_ac97cr_playback_ops = {
 	.open = snd_ml403_ac97cr_playback_open,
 	.close = snd_ml403_ac97cr_playback_close,
-	.ioctl = snd_pcm_lib_ioctl,
 	.prepare = snd_ml403_ac97cr_pcm_playback_prepare,
 	.trigger = snd_ml403_ac97cr_pcm_playback_trigger,
 	.pointer = snd_ml403_ac97cr_pcm_pointer,
@@ -740,7 +739,6 @@ static const struct snd_pcm_ops snd_ml403_ac97cr_playback_ops = {
 static const struct snd_pcm_ops snd_ml403_ac97cr_capture_ops = {
 	.open = snd_ml403_ac97cr_capture_open,
 	.close = snd_ml403_ac97cr_capture_close,
-	.ioctl = snd_pcm_lib_ioctl,
 	.prepare = snd_ml403_ac97cr_pcm_capture_prepare,
 	.trigger = snd_ml403_ac97cr_pcm_capture_trigger,
 	.pointer = snd_ml403_ac97cr_pcm_pointer,

sound/drivers/pcsp/pcsp_lib.c

@@ -322,7 +322,6 @@ static int snd_pcsp_playback_open(struct snd_pcm_substream *substream)
 static const struct snd_pcm_ops snd_pcsp_playback_ops = {
 	.open = snd_pcsp_playback_open,
 	.close = snd_pcsp_playback_close,
-	.ioctl = snd_pcm_lib_ioctl,
 	.hw_params = snd_pcsp_playback_hw_params,
 	.hw_free = snd_pcsp_playback_hw_free,
 	.prepare = snd_pcsp_playback_prepare,

sound/drivers/vx/vx_pcm.c

@@ -843,7 +843,6 @@ static int vx_pcm_prepare(struct snd_pcm_substream *subs)
 static const struct snd_pcm_ops vx_pcm_playback_ops = {
 	.open =		vx_pcm_playback_open,
 	.close =	vx_pcm_playback_close,
-	.ioctl =	snd_pcm_lib_ioctl,
 	.prepare =	vx_pcm_prepare,
 	.trigger =	vx_pcm_trigger,
 	.pointer =	vx_pcm_playback_pointer,
@@ -1061,7 +1060,6 @@ static snd_pcm_uframes_t vx_pcm_capture_pointer(struct snd_pcm_substream *subs)
 static const struct snd_pcm_ops vx_pcm_capture_ops = {
 	.open =		vx_pcm_capture_open,
 	.close =	vx_pcm_capture_close,
-	.ioctl =	snd_pcm_lib_ioctl,
 	.prepare =	vx_pcm_prepare,
 	.trigger =	vx_pcm_trigger,
 	.pointer =	vx_pcm_capture_pointer,