Message ID | 1498828124-17671-1-git-send-email-subhransu.s.prusty@intel.com (mailing list archive) |
---|---|
State | Accepted |
Commit | 5b43af6d25461d7de293e0704d3b4631dda9b1e8 |
Headers | show |
On Fri, Jun 30, 2017 at 06:38:44PM +0530, Subhransu S. Prusty wrote: > If the dma_buffer_size is not defined in topology, fix it to 2ms default > value to make backward compatible. Acked-By: Vinod Koul <vinod.koul@intel.com>
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;
If the dma_buffer_size is not defined in topology, fix it to 2ms default value to make backward compatible. Fixes: f6e6ab1d16ec ("ASoC: Intel: Skylake: Fix dma buffer size calculation") Signed-off-by: Subhransu S. Prusty <subhransu.s.prusty@intel.com> --- sound/soc/intel/skylake/skl-messages.c | 8 ++++++++ 1 file changed, 8 insertions(+)