ALSA: mips: 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/20191210061145.24641-9-tiwai@suse.deSigned-off-by: Takashi Iwai <tiwai@suse.de>

sound/mips/hal2.c

@@ -684,7 +684,6 @@ static int hal2_capture_ack(struct snd_pcm_substream *substream)
 static const struct snd_pcm_ops hal2_playback_ops = {
 	.open =        hal2_playback_open,
 	.close =       hal2_playback_close,
-	.ioctl =       snd_pcm_lib_ioctl,
 	.prepare =     hal2_playback_prepare,
 	.trigger =     hal2_playback_trigger,
 	.pointer =     hal2_playback_pointer,
@@ -694,7 +693,6 @@ static const struct snd_pcm_ops hal2_playback_ops = {
 static const struct snd_pcm_ops hal2_capture_ops = {
 	.open =        hal2_capture_open,
 	.close =       hal2_capture_close,
-	.ioctl =       snd_pcm_lib_ioctl,
 	.prepare =     hal2_capture_prepare,
 	.trigger =     hal2_capture_trigger,
 	.pointer =     hal2_capture_pointer,

sound/mips/sgio2audio.c

@@ -649,7 +649,6 @@ snd_sgio2audio_pcm_pointer(struct snd_pcm_substream *substream)
 static const struct snd_pcm_ops snd_sgio2audio_playback1_ops = {
 	.open =        snd_sgio2audio_playback1_open,
 	.close =       snd_sgio2audio_pcm_close,
-	.ioctl =       snd_pcm_lib_ioctl,
 	.hw_params =   snd_sgio2audio_pcm_hw_params,
 	.hw_free =     snd_sgio2audio_pcm_hw_free,
 	.prepare =     snd_sgio2audio_pcm_prepare,
@@ -660,7 +659,6 @@ static const struct snd_pcm_ops snd_sgio2audio_playback1_ops = {
 static const struct snd_pcm_ops snd_sgio2audio_playback2_ops = {
 	.open =        snd_sgio2audio_playback2_open,
 	.close =       snd_sgio2audio_pcm_close,
-	.ioctl =       snd_pcm_lib_ioctl,
 	.hw_params =   snd_sgio2audio_pcm_hw_params,
 	.hw_free =     snd_sgio2audio_pcm_hw_free,
 	.prepare =     snd_sgio2audio_pcm_prepare,
@@ -671,7 +669,6 @@ static const struct snd_pcm_ops snd_sgio2audio_playback2_ops = {
 static const struct snd_pcm_ops snd_sgio2audio_capture_ops = {
 	.open =        snd_sgio2audio_capture_open,
 	.close =       snd_sgio2audio_pcm_close,
-	.ioctl =       snd_pcm_lib_ioctl,
 	.hw_params =   snd_sgio2audio_pcm_hw_params,
 	.hw_free =     snd_sgio2audio_pcm_hw_free,
 	.prepare =     snd_sgio2audio_pcm_prepare,