From: V Sujith Kumar Reddy vsujithk@codeaurora.org

Make LPASS_HDMI_TX_PARITY_ADDR reg as volatile to fix dp audio failure with external monitors. This patch is upgrade to below patch series. https://lore.kernel.org/patchwork/project/lkml/list/?series=466460

Signed-off-by: V Sujith Kumar Reddy vsujithk@codeaurora.org Signed-off-by: Srinivasa Rao Mandadapu srivasam@codeaurora.org --- sound/soc/qcom/lpass-cpu.c | 2 ++ 1 file changed, 2 insertions(+)

diff --git a/sound/soc/qcom/lpass-cpu.c b/sound/soc/qcom/lpass-cpu.c index ba2aca3..78de888 100644 --- a/sound/soc/qcom/lpass-cpu.c +++ b/sound/soc/qcom/lpass-cpu.c @@ -660,6 +660,8 @@ static bool lpass_hdmi_regmap_volatile(struct device *dev, unsigned int reg) return true; if (reg == LPASS_HDMI_TX_LEGACY_ADDR(v)) return true; + if (reg == LPASS_HDMI_TX_PARITY_ADDR(v)) + return true;

for (i = 0; i < v->rdma_channels; ++i) { if (reg == LPAIF_HDMI_RDMACURR_REG(v, i))