Commit 63f47d2b authored by Peter Ujfalusi's avatar Peter Ujfalusi Committed by Greg Kroah-Hartman

ASoC: ti: davinci-mcasp: Fix slot mask settings when using multiple AXRs

[ Upstream commit fd14f443 ]

If multiple serializers are connected in the system and the number of
channels will need to use more than one serializer the mask to enable the
serializers were left to 0 if tdm_mask is provided

Fixes: dd55ff83 ("ASoC: davinci-mcasp: Add set_tdm_slots() support")
Signed-off-by: default avatarPeter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
Signed-off-by: default avatarSasha Levin <sashal@kernel.org>
parent b977cc31
......@@ -874,14 +874,13 @@ static int mcasp_i2s_hw_param(struct davinci_mcasp *mcasp, int stream,
active_slots = hweight32(mcasp->tdm_mask[stream]);
active_serializers = (channels + active_slots - 1) /
active_slots;
if (active_serializers == 1) {
if (active_serializers == 1)
active_slots = channels;
for (i = 0; i < total_slots; i++) {
if ((1 << i) & mcasp->tdm_mask[stream]) {
mask |= (1 << i);
if (--active_slots <= 0)
break;
}
for (i = 0; i < total_slots; i++) {
if ((1 << i) & mcasp->tdm_mask[stream]) {
mask |= (1 << i);
if (--active_slots <= 0)
break;
}
}
} else {
......
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