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In kabylake_set_bias_level(), enabling mclk may fail if the clock has
already been enabled by the firmware. Attempts to disable that clock
later will fail with a warning backtrace.
mclk already disabled
WARNING: CPU: 2 PID: 108 at drivers/clk/clk.c:952 clk_core_disable+0x1b6/0x1cf
...
Call Trace:
clk_disable+0x2d/0x3a
kabylake_set_bias_level+0x72/0xfd [snd_soc_kbl_rt5663_rt5514_max98927]
snd_soc_card_set_bias_level+0x2b/0x6f
snd_soc_dapm_set_bias_level+0xe1/0x209
dapm_pre_sequence_async+0x63/0x96
async_run_entry_fn+0x3d/0xd1
process_one_work+0x2a9/0x526
...
Only disable the clock if it has been enabled.
Fixes:
|
||
|---|---|---|
| .. | ||
| atom | ||
| boards | ||
| catpt | ||
| common | ||
| keembay | ||
| skylake | ||
| Kconfig | ||
| Makefile | ||