Messages in this thread | | | Subject | Re: [PATCH 1/2] mfd: stm32-timers: fix pwm-stm32 linker issue with COMPILE_TEST | From | Randy Dunlap <> | Date | Fri, 18 May 2018 09:56:24 -0700 |
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On 05/18/2018 08:24 AM, Fabrice Gasnier wrote: > This is seen when COMPILE_TEST=y and MFD_STM32_TIMERS=n. > drivers/pwm/pwm-stm32.o: In function 'stm32_pwm_raw_capture': > pwm-stm32.c:... undefined reference to 'stm32_timers_dma_burst_read' > Fixes: 0c6609805b63 ("mfd: stm32-timers: Add support for DMAs") > > Signed-off-by: Fabrice Gasnier <fabrice.gasnier@st.com>
Reported-by: Randy Dunlap <rdunlap@infradead.org> Tested-by: Randy Dunlap <rdunlap@infradead.org>
Thanks.
> --- > include/linux/mfd/stm32-timers.h | 12 ++++++++++++ > 1 file changed, 12 insertions(+) > > diff --git a/include/linux/mfd/stm32-timers.h b/include/linux/mfd/stm32-timers.h > index 9da1d7e..067d146 100644 > --- a/include/linux/mfd/stm32-timers.h > +++ b/include/linux/mfd/stm32-timers.h > @@ -124,8 +124,20 @@ struct stm32_timers { > struct stm32_timers_dma dma; /* Only to be used by the parent */ > }; > > +#if IS_REACHABLE(CONFIG_MFD_STM32_TIMERS) > int stm32_timers_dma_burst_read(struct device *dev, u32 *buf, > enum stm32_timers_dmas id, u32 reg, > unsigned int num_reg, unsigned int bursts, > unsigned long tmo_ms); > +#else > +static inline int stm32_timers_dma_burst_read(struct device *dev, u32 *buf, > + enum stm32_timers_dmas id, > + u32 reg, > + unsigned int num_reg, > + unsigned int bursts, > + unsigned long tmo_ms) > +{ > + return -ENODEV; > +} > +#endif > #endif >
-- ~Randy
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