ASoC: msm: qdsp6: Add support to configure ISO and ARIB coefficients

Add support for configuring ISO or ARIB stereo mixing
coefficients. This change introduces a function with which,
AAC multi-channel driver can configure ISO or ARIB coefficients
according to configuration done by the client.

Change-Id: I33e07042a051fefbf1d1c1d5e94c6ff938c49311
Signed-off-by: Amal Paul <amal@codeaurora.org>
diff --git a/include/sound/q6asm.h b/include/sound/q6asm.h
index 42c9120..750f64c 100644
--- a/include/sound/q6asm.h
+++ b/include/sound/q6asm.h
@@ -273,6 +273,8 @@
 int q6asm_cfg_dual_mono_aac(struct audio_client *ac,
 			uint16_t sce_left, uint16_t sce_right);
 
+int q6asm_cfg_aac_sel_mix_coef(struct audio_client *ac, uint32_t mix_coeff);
+
 int q6asm_set_encdec_chan_map(struct audio_client *ac,
 			uint32_t num_channels);