[PATCH v2 01/22] uapi/media.h: Declare interface types for ALSA

[Shuah Khan]

Declare the interface types to be used on alsa for
the new G_TOPOLOGY ioctl.

Signed-off-by: Shuah Khan <shuahkh@xxxxxxxxxxxxxxx>
---
 drivers/media/media-entity.c | 16 ++++++++++++++++
 include/uapi/linux/media.h   | 22 ++++++++++++++++++++++
 2 files changed, 38 insertions(+)

diff --git a/drivers/media/media-entity.c b/drivers/media/media-entity.c
index f2e4360..6179543 100644
--- a/drivers/media/media-entity.c
+++ b/drivers/media/media-entity.c
@@ -65,6 +65,22 @@ static inline const char *intf_type(struct media_interface *intf)
 		return "v4l2-subdev";
 	case MEDIA_INTF_T_V4L_SWRADIO:
 		return "swradio";
+	case MEDIA_INTF_T_ALSA_PCM_CAPTURE:
+		return "pcm-capture";
+	case MEDIA_INTF_T_ALSA_PCM_PLAYBACK:
+		return "pcm-playback";
+	case MEDIA_INTF_T_ALSA_CONTROL:
+		return "alsa-control";
+	case MEDIA_INTF_T_ALSA_COMPRESS:
+		return "compress";
+	case MEDIA_INTF_T_ALSA_RAWMIDI:
+		return "rawmidi";
+	case MEDIA_INTF_T_ALSA_HWDEP:
+		return "hwdep";
+	case MEDIA_INTF_T_ALSA_SEQUENCER:
+		return "sequencer";
+	case MEDIA_INTF_T_ALSA_TIMER:
+		return "timer";
 	default:
 		return "unknown-intf";
 	}
diff --git a/include/uapi/linux/media.h b/include/uapi/linux/media.h
index c9eb42a..ee020e8 100644
--- a/include/uapi/linux/media.h
+++ b/include/uapi/linux/media.h
@@ -265,6 +265,7 @@ struct media_links_enum {
 
 #define MEDIA_INTF_T_DVB_BASE	0x00000100
 #define MEDIA_INTF_T_V4L_BASE	0x00000200
+#define MEDIA_INTF_T_ALSA_BASE	0x00000300
 
 /* Interface types */
 
@@ -280,6 +281,27 @@ struct media_links_enum {
 #define MEDIA_INTF_T_V4L_SUBDEV (MEDIA_INTF_T_V4L_BASE + 3)
 #define MEDIA_INTF_T_V4L_SWRADIO (MEDIA_INTF_T_V4L_BASE + 4)
 
+/**
+ * DOC: Media Controller Next Generation ALSA Interface Types
+ *
+ * MEDIA_INTF_T_ALSA_PCM_CAPTURE - PCM Capture Interface (pcm-capture)
+ * MEDIA_INTF_T_ALSA_PCM_PLAYBACK -  PCM Playback Interface (pcm-playback)
+ * MEDIA_INTF_T_ALSA_CONTROL -  ALSA Control Interface (alsa-control)
+ * MEDIA_INTF_T_ALSA_COMPRESS - ALSA Compression Interface (compress)
+ * MEDIA_INTF_T_ALSA_RAWMIDI - ALSA Raw MIDI Interface (rawmidi)
+ * MEDIA_INTF_T_ALSA_HWDEP - ALSA Hardware Dependent Interface (hwdep)
+ * MEDIA_INTF_T_ALSA_SEQUENCER - ALSA Sequencer (sequencer)
+ * MEDIA_INTF_T_ALSA_TIMER - ALSA Timer (timer)
+ */
+#define MEDIA_INTF_T_ALSA_PCM_CAPTURE   (MEDIA_INTF_T_ALSA_BASE)
+#define MEDIA_INTF_T_ALSA_PCM_PLAYBACK  (MEDIA_INTF_T_ALSA_BASE + 1)
+#define MEDIA_INTF_T_ALSA_CONTROL       (MEDIA_INTF_T_ALSA_BASE + 2)
+#define MEDIA_INTF_T_ALSA_COMPRESS      (MEDIA_INTF_T_ALSA_BASE + 3)
+#define MEDIA_INTF_T_ALSA_RAWMIDI       (MEDIA_INTF_T_ALSA_BASE + 4)
+#define MEDIA_INTF_T_ALSA_HWDEP         (MEDIA_INTF_T_ALSA_BASE + 5)
+#define MEDIA_INTF_T_ALSA_SEQUENCER     (MEDIA_INTF_T_ALSA_BASE + 6)
+#define MEDIA_INTF_T_ALSA_TIMER         (MEDIA_INTF_T_ALSA_BASE + 7)
+
 /*
  * MC next gen API definitions
  *
-- 
2.5.0