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ASoC: qcom: lpass-cpu: Mark HDMI TX parity register as volatile

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[ Upstream commit 1dd5166102 ]

Update LPASS_HDMI_TX_PARITY_ADDR register as volatile, to fix
dp audio failures observed with some of external monitors.

Fixes: 7cb37b7bd0 ("ASoC: qcom: Add support for lpass hdmi driver")

Signed-off-by: Srinivasa Rao Mandadapu <quic_srivasam@quicinc.com>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Link: https://lore.kernel.org/r/1665825530-7593-1-git-send-email-quic_srivasam@quicinc.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Srinivasa Rao Mandadapu 2022-10-15 14:48:50 +05:30 committed by Greg Kroah-Hartman
parent b9f0e9b435
commit 279f04b82f
1 changed files with 2 additions and 0 deletions
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2
sound/soc/qcom/lpass-cpu.c
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@ -784,6 +784,8 @@ static bool lpass_hdmi_regmap_volatile(struct device *dev, unsigned int reg)
return true;
if (reg == LPASS_HDMI_TX_VBIT_CTL_ADDR(v))
return true;
if (reg == LPASS_HDMI_TX_PARITY_ADDR(v))
return true;
for (i = 0; i < v->hdmi_rdma_channels; ++i) {
if (reg == LPAIF_HDMI_RDMACURR_REG(v, i))