[ALSA] oxygen: use an array of snd_kcontrol pointers

Use an array for the pointers to known controls so that it is easier to
add more.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>

1 files changed, 7 insertions, 2 deletions

diff --git a/sound/pci/oxygen/oxygen.h b/sound/pci/oxygen/oxygen.h
index 248f7ed22fda..a10c37788059 100644
--- a/sound/pci/oxygen/oxygen.h
+++ b/sound/pci/oxygen/oxygen.h
@@ -15,6 +15,12 @@
 #define PCM_AC97        5
 #define PCM_COUNT       6
 
+enum {
+        CONTROL_SPDIF_PCM,
+        CONTROL_SPDIF_INPUT_BITS,
+        CONTROL_COUNT
+};
+
 #define OXYGEN_PCI_SUBID(sv, sd) \
         .vendor = PCI_VENDOR_ID_CMEDIA, \
         .device = 0x8788, \
@@ -50,8 +56,7 @@ struct oxygen {
         u32 spdif_bits;
         u32 spdif_pcm_bits;
         struct snd_pcm_substream *streams[PCM_COUNT];
-        struct snd_kcontrol *spdif_pcm_ctl;
-        struct snd_kcontrol *spdif_input_bits_ctl;
+        struct snd_kcontrol *controls[CONTROL_COUNT];
         struct work_struct spdif_input_bits_work;
 };