Messages in this thread | ![/](/images/icornerl.gif) | | From | "Gangurde, Abhijit" <> | Subject | RE: [PATCH 1/2] cdx: Enable COMPILE_TEST | Date | Thu, 21 Dec 2023 08:40:05 +0000 |
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> > > > On Thu, Dec 07, 2023 at 10:31:26AM -0600, Rob Herring wrote: > > > > > There is no reason CDX needs to depend on ARM64 other than limiting > > > > > visibility. So let's also enable building with COMPILE_TEST. > > > > > > > > > > The CONFIG_OF dependency is redundant as ARM64 always enables it > and > > > all > > > > > the DT functions have empty stubs. > > > > > > > > > > Signed-off-by: Rob Herring <robh@kernel.org> > > > > > --- > > > > > drivers/cdx/Kconfig | 2 +- > > > > > 1 file changed, 1 insertion(+), 1 deletion(-) > > > > > > > > > > diff --git a/drivers/cdx/Kconfig b/drivers/cdx/Kconfig > > > > > index a08958485e31..7cdb7c414453 100644 > > > > > --- a/drivers/cdx/Kconfig > > > > > +++ b/drivers/cdx/Kconfig > > > > > @@ -7,7 +7,7 @@ > > > > > > > > > > config CDX_BUS > > > > > bool "CDX Bus driver" > > > > > - depends on OF && ARM64 > > > > > + depends on ARM64 || COMPILE_TEST > > > > > > > > Ok, good start, now we need to turn this into a module, what's keeping > > > > it from being able to be built as a tristate? > > > > > > To answer my own question, the following errors: > > > > > > ERROR: modpost: missing MODULE_LICENSE() in drivers/cdx/cdx.o > > > ERROR: modpost: "iommu_device_unuse_default_domain" > > > [drivers/cdx/cdx.ko] undefined! > > > ERROR: modpost: "iommu_device_use_default_domain" > [drivers/cdx/cdx.ko] > > > undefined! > > > > > > Would be great for someone to fix this up... > > > > I did look at this code. There are 2 issues here for it to be a module. > > 1. There are many symbols in iommu, msi and other module which are not > exported. > > Most of other busses like amba, fslmc, pci are bool only. > > I only see 2 symbols here, what other ones do you see?
There are ~5 symbols from cdx msi patch
Thanks, Abhijit
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