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Diffstat (limited to 'sound/soc/intel/skylake/skl-messages.c')
-rw-r--r--sound/soc/intel/skylake/skl-messages.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/sound/soc/intel/skylake/skl-messages.c b/sound/soc/intel/skylake/skl-messages.c
index eca85827dbd2..fb2f1f603f3c 100644
--- a/sound/soc/intel/skylake/skl-messages.c
+++ b/sound/soc/intel/skylake/skl-messages.c
@@ -540,6 +540,14 @@ static void skl_setup_cpr_gateway_cfg(struct skl_sst *ctx,
cpr_mconfig->gtw_cfg.dma_buffer_size =
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->gtw_cfg.config_length = 0;