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UPSTREAM: ASoC: rockchip: spdif: Mark SPDIF_SMPDR as volatile

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This patch marks SPDIF_SMPDR as volatile to make it resaonable,
which also requires marking it as readable, even though it isn't.

Change-Id: If74b1f79da6695af05ac08028c6637d8cfc5c4c9
Signed-off-by: Sugar Zhang <sugar.zhang@rock-chips.com>
Link: https://lore.kernel.org/r/1629800162-12824-2-git-send-email-sugar.zhang@rock-chips.com
Signed-off-by: Mark Brown <broonie@kernel.org>
(cherry picked from commit 023a3f3a1c)
This commit is contained in:
Sugar Zhang
2021-08-24 18:15:59 +08:00
committed by Tao Huang
parent 9ee45b537d
commit ef49a84f7a
1 changed files with 2 additions and 0 deletions
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2
sound/soc/rockchip/rockchip_spdif.c
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@@ -247,6 +247,7 @@ static bool rk_spdif_rd_reg(struct device *dev, unsigned int reg)
case SPDIF_INTCR:
case SPDIF_INTSR:
case SPDIF_XFER:
case SPDIF_SMPDR:
return true;
default:
return false;
@@ -258,6 +259,7 @@ static bool rk_spdif_volatile_reg(struct device *dev, unsigned int reg)
switch (reg) {
case SPDIF_INTSR:
case SPDIF_SDBLR:
case SPDIF_SMPDR:
return true;
default:
return false;