Messages in this thread Patch in this message | | | Subject | Re: [PATCH] coresight: platform: add OF/APCI dependency | From | Suzuki K Poulose <> | Date | Mon, 17 Jun 2019 14:19:15 +0100 |
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Hi Arnd,
On 17/06/2019 13:58, Arnd Bergmann wrote: > When neither CONFIG_OF nor CONFIG_ACPI are set, we get a harmless > build warning: > > drivers/hwtracing/coresight/coresight-platform.c:26:12: error: unused function 'coresight_alloc_conns' > [-Werror,-Wunused-function] > static int coresight_alloc_conns(struct device *dev, > ^ > drivers/hwtracing/coresight/coresight-platform.c:46:1: error: unused function 'coresight_find_device_by_fwnode' > [-Werror,-Wunused-function] > coresight_find_device_by_fwnode(struct fwnode_handle *fwnode) > > As the code is useless in that configuration anyway, just add > a Kconfig dependency that only allows building when at least > one of the two is set. > > This should not hinder compile-testing, as CONFIG_OF can be > enabled on any architecture.
Ok, that justifies why "not using ARM || ARM64" is better.
> > Fixes: ac0e232c12f0 ("coresight: platform: Use fwnode handle for device search") > Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Suzuki K Poulose <suzuki.poulose@arm.com>
> --- > drivers/hwtracing/coresight/Kconfig | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/hwtracing/coresight/Kconfig b/drivers/hwtracing/coresight/Kconfig > index 5487d4a1abc2..14638db4991d 100644 > --- a/drivers/hwtracing/coresight/Kconfig > +++ b/drivers/hwtracing/coresight/Kconfig > @@ -4,6 +4,7 @@ > # > menuconfig CORESIGHT > bool "CoreSight Tracing Support" > + depends on OF || ACPI > select ARM_AMBA > select PERF_EVENTS > help >
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