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Commit 5b43af6d authored by Subhransu S. Prusty's avatar Subhransu S. Prusty Committed by Mark Brown
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ASoC: Intel: Skylake: Fix default dma_buffer_size 



If the dma_buffer_size is not defined in topology, fix it to 2ms default
value to make backward compatible.

Fixes: f6e6ab1d ("ASoC: Intel: Skylake: Fix dma buffer size calculation")
Signed-off-by: default avatarSubhransu S. Prusty <subhransu.s.prusty@intel.com>
Acked-By: default avatarVinod Koul <vinod.koul@intel.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent b821d298

sound/soc/intel/skylake/skl-messages.c

+8 −0
Original line number Original line Diff line number Diff line
@@ -540,6 +540,14 @@ static void skl_setup_cpr_gateway_cfg(struct skl_sst *ctx, 
	cpr_mconfig->gtw_cfg.dma_buffer_size =

	cpr_mconfig->gtw_cfg.dma_buffer_size =

				mconfig->dma_buffer_size * dma_io_buf;

				mconfig->dma_buffer_size * dma_io_buf;





	/* fallback to 2ms default value */

	if (!cpr_mconfig->gtw_cfg.dma_buffer_size) {

		if (mconfig->hw_conn_type == SKL_CONN_SOURCE)

			cpr_mconfig->gtw_cfg.dma_buffer_size = 2 * mconfig->obs;

		else

			cpr_mconfig->gtw_cfg.dma_buffer_size = 2 * mconfig->ibs;

	}



	cpr_mconfig->cpr_feature_mask = 0;

	cpr_mconfig->cpr_feature_mask = 0;

	cpr_mconfig->gtw_cfg.config_length  = 0;

	cpr_mconfig->gtw_cfg.config_length  = 0;