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ASoC: qcom: lpass-cpu: Mark HDMI TX parity register as volatile
author
Srinivasa Rao Mandadapu
<quic_srivasam@quicinc.com>
Sat, 15 Oct 2022 09:18:50 +0000
(14:48 +0530)
committer
Mark Brown
<broonie@kernel.org>
Wed, 19 Oct 2022 15:38:01 +0000
(16:38 +0100)
Update LPASS_HDMI_TX_PARITY_ADDR register as volatile, to fix
dp audio failures observed with some of external monitors.
Fixes:
7cb37b7bd0d3
("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>
sound/soc/qcom/lpass-cpu.c
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diff --git
a/sound/soc/qcom/lpass-cpu.c
b/sound/soc/qcom/lpass-cpu.c
index
99a3b44
..
5435384
100644
(file)
--- a/
sound/soc/qcom/lpass-cpu.c
+++ b/
sound/soc/qcom/lpass-cpu.c
@@
-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))