ALSA: sparc: constify snd_pcm_ops structures
authorArvind Yadav <arvind.yadav.cs@gmail.com>
Fri, 18 Aug 2017 07:45:19 +0000 (13:15 +0530)
committerTakashi Iwai <tiwai@suse.de>
Sat, 19 Aug 2017 09:02:24 +0000 (11:02 +0200)
snd_pcm_ops are not supposed to change at runtime. All functions
working with snd_pcm_ops provided by <sound/pcm.h> work with
const snd_pcm_ops. So mark the non-const structs as const.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
sound/sparc/amd7930.c
sound/sparc/cs4231.c
sound/sparc/dbri.c

index a6864fda725e4aec35001c7cc31773f15713e84a..56f17410fcea742434a0cc106b3b04f13a674936 100644 (file)
@@ -733,7 +733,7 @@ static int snd_amd7930_hw_free(struct snd_pcm_substream *substream)
        return snd_pcm_lib_free_pages(substream);
 }
 
-static struct snd_pcm_ops snd_amd7930_playback_ops = {
+static const struct snd_pcm_ops snd_amd7930_playback_ops = {
        .open           =       snd_amd7930_playback_open,
        .close          =       snd_amd7930_playback_close,
        .ioctl          =       snd_pcm_lib_ioctl,
@@ -744,7 +744,7 @@ static struct snd_pcm_ops snd_amd7930_playback_ops = {
        .pointer        =       snd_amd7930_playback_pointer,
 };
 
-static struct snd_pcm_ops snd_amd7930_capture_ops = {
+static const struct snd_pcm_ops snd_amd7930_capture_ops = {
        .open           =       snd_amd7930_capture_open,
        .close          =       snd_amd7930_capture_close,
        .ioctl          =       snd_pcm_lib_ioctl,
index f5192b30d1ed774c6c033095ecfbef2d4abf608c..e73c962590eb689f446cd1f17d179aab3e292b9b 100644 (file)
@@ -1203,7 +1203,7 @@ static int snd_cs4231_capture_close(struct snd_pcm_substream *substream)
  * XXX the audio AUXIO register...
  */
 
-static struct snd_pcm_ops snd_cs4231_playback_ops = {
+static const struct snd_pcm_ops snd_cs4231_playback_ops = {
        .open           =       snd_cs4231_playback_open,
        .close          =       snd_cs4231_playback_close,
        .ioctl          =       snd_pcm_lib_ioctl,
@@ -1214,7 +1214,7 @@ static struct snd_pcm_ops snd_cs4231_playback_ops = {
        .pointer        =       snd_cs4231_playback_pointer,
 };
 
-static struct snd_pcm_ops snd_cs4231_capture_ops = {
+static const struct snd_pcm_ops snd_cs4231_capture_ops = {
        .open           =       snd_cs4231_capture_open,
        .close          =       snd_cs4231_capture_close,
        .ioctl          =       snd_pcm_lib_ioctl,
index 72b6c4a51c512ffee00715a5e52b85d4591395d4..abc7bd5055eb12d4709fc5251b8ffe5cb4bbc4d4 100644 (file)
@@ -2213,7 +2213,7 @@ static snd_pcm_uframes_t snd_dbri_pointer(struct snd_pcm_substream *substream)
        return ret;
 }
 
-static struct snd_pcm_ops snd_dbri_ops = {
+static const struct snd_pcm_ops snd_dbri_ops = {
        .open = snd_dbri_open,
        .close = snd_dbri_close,
        .ioctl = snd_pcm_lib_ioctl,