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However, the change broke >> various audio tests because an -EBUSY error is returned when accessing >> registers from cache before they are read from hardware. Revert this >> change for now, until a proper fix is available. >> >> Fixes: 4d4021b0bbd1 ("ASoC: tegra: Fix uninitialized flat cache >> warning in tegra210_ahub") >> Signed-off-by: sheetal >> --- >>   sound/soc/tegra/tegra210_ahub.c | 6 +++--- >>   1 file changed, 3 insertions(+), 3 deletions(-) >> >> diff --git a/sound/soc/tegra/tegra210_ahub.c b/sound/soc/tegra/ >> tegra210_ahub.c >> index 261d9067d27b..e795907a3963 100644 >> --- a/sound/soc/tegra/tegra210_ahub.c >> +++ b/sound/soc/tegra/tegra210_ahub.c >> @@ -2077,7 +2077,7 @@ static const struct regmap_config >> tegra210_ahub_regmap_config = { >>       .val_bits        = 32, >>       .reg_stride        = 4, >>       .max_register        = TEGRA210_MAX_REGISTER_ADDR, >> -    .cache_type        = REGCACHE_FLAT_S, >> +    .cache_type        = REGCACHE_FLAT, >>   }; >>   static const struct regmap_config tegra186_ahub_regmap_config = { >> @@ -2085,7 +2085,7 @@ static const struct regmap_config >> tegra186_ahub_regmap_config = { >>       .val_bits        = 32, >>       .reg_stride        = 4, >>       .max_register        = TEGRA186_MAX_REGISTER_ADDR, >> -    .cache_type        = REGCACHE_FLAT_S, >> +    .cache_type        = REGCACHE_FLAT, >>   }; >>   static const struct regmap_config tegra264_ahub_regmap_config = { >> @@ -2094,7 +2094,7 @@ static const struct regmap_config >> tegra264_ahub_regmap_config = { >>       .reg_stride        = 4, >>       .writeable_reg        = tegra264_ahub_wr_reg, >>       .max_register        = TEGRA264_MAX_REGISTER_ADDR, >> -    .cache_type        = REGCACHE_FLAT_S, >> +    .cache_type        = REGCACHE_FLAT, >>   }; >>   static const struct tegra_ahub_soc_data soc_data_tegra210 = { > > > Acked-by: Jon Hunter Now we are into the new year, I just wanted to send a reminder for this fix. We need to get this revert into v6.19. Thanks! Jon -- nvpublic