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| /openbmc/linux/sound/soc/stm/ |
| H A D | stm32_sai_sub.c | e37c2dea Wed Apr 10 03:08:36 CDT 2019 Olivier Moysan <olivier.moysan@st.com> ASoC: stm32: sai: fix master clock management
When master clock is used, master clock rate is set exclusively.
Parent clocks of master clock cannot be changed after a call to
clk_set_rate_exclusive(). So the parent clock of SAI kernel clock
must be set before.
Ensure also that exclusive rate operations are balanced
in STM32 SAI driver.
Signed-off-by: Olivier Moysan <olivier.moysan@st.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
e37c2dea Wed Apr 10 03:08:36 CDT 2019 Olivier Moysan <olivier.moysan@st.com> ASoC: stm32: sai: fix master clock management
When master clock is used, master clock rate is set exclusively.
Parent clocks of master clock cannot be changed after a call to
clk_set_rate_exclusive(). So the parent clock of SAI kernel clock
must be set before.
Ensure also that exclusive rate operations are balanced
in STM32 SAI driver.
Signed-off-by: Olivier Moysan <olivier.moysan@st.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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