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Subject[PATCH 5.10 209/663] ASoC: codecs: add missing max_register in regmap config
Date
From: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>

[ Upstream commit e8820dbddbcad7e91daacf7d42a49d1d04a4e489 ]

For some reason setting max_register was missed from regmap_config.
Without this cat /sys/kernel/debug/regmap/sdw:0:217:2010:0:1/range
actually throws below Warning.

WARNING: CPU: 7 PID: 540 at drivers/base/regmap/regmap-debugfs.c:160
regmap_debugfs_get_dump_start.part.10+0x1e0/0x220
...
Call trace:
regmap_debugfs_get_dump_start.part.10+0x1e0/0x220
regmap_reg_ranges_read_file+0xc0/0x2e0
full_proxy_read+0x64/0x98
vfs_read+0xa8/0x1e0
ksys_read+0x6c/0x100
__arm64_sys_read+0x1c/0x28
el0_svc_common.constprop.3+0x6c/0x190
do_el0_svc+0x24/0x90
el0_svc+0x14/0x20
el0_sync_handler+0x90/0xb8
el0_sync+0x158/0x180
...

Fixes: a0aab9e1404a ("ASoC: codecs: add wsa881x amplifier support")
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20210201161429.28060-1-srinivas.kandagatla@linaro.org
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
sound/soc/codecs/wsa881x.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/sound/soc/codecs/wsa881x.c b/sound/soc/codecs/wsa881x.c
index 4530b74f5921b..db87e07b11c94 100644
--- a/sound/soc/codecs/wsa881x.c
+++ b/sound/soc/codecs/wsa881x.c
@@ -640,6 +640,7 @@ static struct regmap_config wsa881x_regmap_config = {
.val_bits = 8,
.cache_type = REGCACHE_RBTREE,
.reg_defaults = wsa881x_defaults,
+ .max_register = WSA881X_SPKR_STATUS3,
.num_reg_defaults = ARRAY_SIZE(wsa881x_defaults),
.volatile_reg = wsa881x_volatile_register,
.readable_reg = wsa881x_readable_register,
--
2.27.0


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