ASoC: msm: add quat tdm tx_7 to rx_7 loopback

Add Quaternary TDM TX 7 to RX 7 AFE loopback
routing support.

Signed-off-by: Derek Chen <chenche@codeaurora.org>
Change-Id: I0f6cf7cff1a0250f85f73f4ad63641b7364d4f7d

asoc/msm-dai-fe.c

@@ -2026,7 +2026,7 @@ static struct snd_soc_dai_driver msm_fe_dais[] = {
 			.formats = (SNDRV_PCM_FMTBIT_S16_LE |
 				    SNDRV_PCM_FMTBIT_S24_LE),
 			.channels_min = 1,
-			.channels_max = 8,
+			.channels_max = 16,
 			.rate_min = 8000,
 			.rate_max = 48000,
 		},
@@ -2042,7 +2042,7 @@ static struct snd_soc_dai_driver msm_fe_dais[] = {
 			.formats = (SNDRV_PCM_FMTBIT_S16_LE |
 				    SNDRV_PCM_FMTBIT_S24_LE),
 			.channels_min = 1,
-			.channels_max = 8,
+			.channels_max = 16,
 			.rate_min = 8000,
 			.rate_max = 48000,
 		},