dsp: add SBC support for BT sink mode

Update SBC sample frequency and number of channels
from IPC library to set AFE port accordingly.

Change-Id: Ibca385b0fc0ba4c3122053559b1116bd4c31336d
Signed-off-by: Florian Pfister <[email protected]>

dsp/q6afe.c

@@ -3541,6 +3541,10 @@ static int q6afe_send_dec_config(u16 port_id,
 		media_type.sample_rate =
 			cfg->data.aac_config.sample_rate;
 		break;
+	case ASM_MEDIA_FMT_SBC:
+		media_type.sample_rate =
+			cfg->data.sbc_config.sample_rate;
+		break;
 	default:
 		media_type.sample_rate =
 			afe_config.slim_sch.sample_rate;

include/dsp/apr_audio-v2.h

@@ -4311,9 +4311,23 @@ struct afe_port_media_type_t {
  * #ASM_MEDIA_FMT_SBC media format.
  */
 struct asm_sbc_dec_cfg_t {
-	/* All configuration is extracted from the stream */
-} __packed;
+	uint16_t          channels;
+	/*
+	 * Number of channels present in the SBC stream.
+	 *
+	 * @values
+	 * - 1 -- Mono
+	 * - 2 -- Stereo
+	 */
 
+	uint32_t          sample_rate;
+	/*
+	 * Number of samples per second.
+	 *
+	 * @values 8000, 11025, 12000, 16000, 22050, 24000, 32000,
+	 *         44100, 48000, 64000, 88200, 96000 Hz
+	 */
+} __packed;
 /*
  * Payload of the MP3 decoder configuration parameters in the
  * #ASM_MEDIA_FMT_MP3 media format.