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Commit 2e293174 authored by Vatsal Bucha's avatar Vatsal Bucha
Browse files

ASoC: wcd9335: Set bit width for slimbus to i2s bridge 



Configure bitwidth for slimbus to i2s bridge
depending on the steam format.

CRs-Fixed: 2052268
Change-Id: I691dc4946f582649da185c187ef0637f17eacc3d
Signed-off-by: default avatarVatsal Bucha <vbucha@codeaurora.org>
parent f5086aa2

sound/soc/codecs/wcd9335.c

+7 −33
Original line number Diff line number Diff line
@@ -11753,7 +11753,10 @@ static int tasha_hw_params(struct snd_pcm_substream *substream, 
			return -EINVAL;

		}

		tasha->dai[dai->id].rate = params_rate(params);

		if (tasha->intf_type == WCD9XXX_INTERFACE_TYPE_I2C) {



		/* Set Bridge RX Sampling rate and Bit Width */

		if (tasha->intf_type == WCD9XXX_INTERFACE_TYPE_I2C

		    || dai->id == AIF5_PB) {

			switch (params_rate(params)) {

			case 8000:

				rx_fs_rate = 0;
@@ -11786,38 +11789,6 @@ static int tasha_hw_params(struct snd_pcm_substream *substream, 
					WCD9335_DATA_HUB_DATA_HUB_RX_I2S_CTL,

					0x1c, (rx_fs_rate << 2));

		}

		/* Set Bridge RX Sampling Rate */

		if (dai->id == AIF5_PB) {

			switch (params_rate(params)) {

			case 8000:

				rx_fs_rate = 0;

				break;

			case 16000:

				rx_fs_rate = 1;

				break;

			case 32000:

				rx_fs_rate = 2;

				break;

			case 48000:

				rx_fs_rate = 3;

				break;

			case 96000:

				rx_fs_rate = 4;

				break;

			case 192000:

				rx_fs_rate = 5;

				break;

			default:

				dev_err(tasha->dev,

				"%s: Invalid RX sample rate: %d\n",

				__func__, params_rate(params));

				return -EINVAL;

			};

			snd_soc_update_bits(dai->codec,

				WCD9335_DATA_HUB_DATA_HUB_RX_I2S_CTL,

				0xC, (rx_fs_rate << 2));

		};



		break;

	case SNDRV_PCM_STREAM_CAPTURE:

		switch (params_rate(params)) {
@@ -11929,6 +11900,9 @@ static int tasha_hw_params(struct snd_pcm_substream *substream, 
				__func__, params_rate(params));

				return -EINVAL;

			};

			snd_soc_update_bits(codec,

					WCD9335_DATA_HUB_DATA_HUB_TX_I2S_CTL,

					0x20, i2s_bit_mode << 5);

			snd_soc_update_bits(dai->codec,

					WCD9335_DATA_HUB_DATA_HUB_TX_I2S_CTL,

					0x1C, (tx_fs_rate << 2));