ALSA: sh: make snd_pcm_hardware const

Make these const as they are only used in a copy operation.
Done using Coccinelle.

Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/sh/aica.c

@@ -211,7 +211,7 @@ static void aica_chn_halt(void)
 }
 
 /* ALSA code below */
-static struct snd_pcm_hardware snd_pcm_aica_playback_hw = {
+static const struct snd_pcm_hardware snd_pcm_aica_playback_hw = {
 	.info = (SNDRV_PCM_INFO_NONINTERLEAVED),
 	.formats =
 	    (SNDRV_PCM_FMTBIT_S8 | SNDRV_PCM_FMTBIT_S16_LE |

sound/sh/sh_dac_audio.c

@@ -93,7 +93,7 @@ static void dac_audio_set_rate(struct snd_sh_dac *chip)
 
 /* PCM INTERFACE */
 
-static struct snd_pcm_hardware snd_sh_dac_pcm_hw = {
+static const struct snd_pcm_hardware snd_sh_dac_pcm_hw = {
 	.info			= (SNDRV_PCM_INFO_MMAP |
 					SNDRV_PCM_INFO_MMAP_VALID |
 					SNDRV_PCM_INFO_INTERLEAVED |