On Sun, May 21, 2023 at 03:52:16PM -0700 Randy Dunlap wrote:
> Fix build errors in soc/fsl/qe/usb.c when QUICC_ENGINE is not set.
> This happens when PPC_EP88XC is set, which selects CPM1 & CPM.
> When CPM is set, USB_FSL_QE can be set without QUICC_ENGINE
> being set. When USB_FSL_QE is set, QE_USB deafults to y, which
> causes build errors when QUICC_ENGINE is not set. Making
> QE_USB depend on QUICC_ENGINE prevents QE_USB from defaulting to y.
>
> Fixes these build errors:
>
> drivers/soc/fsl/qe/usb.o: in function `qe_usb_clock_set':
> usb.c:(.text+0x1e): undefined reference to `qe_immr'
> powerpc-linux-ld: usb.c:(.text+0x2a): undefined reference to `qe_immr'
> powerpc-linux-ld: usb.c:(.text+0xbc): undefined reference to `qe_setbrg'
> powerpc-linux-ld: usb.c:(.text+0xca): undefined reference to `cmxgcr_lock'
> powerpc-linux-ld: usb.c:(.text+0xce): undefined reference to `cmxgcr_lock'
>
> Fixes: 5e41486c408e ("powerpc/QE: add support for QE USB clocks routing")
> Signed-off-by: Randy Dunlap <[email protected]>
> Reported-by: kernel test robot <[email protected]>
> Link: https://lore.kernel.org/all/[email protected]/
> Suggested-by: Michael Ellerman <[email protected]>
> Cc: Christophe Leroy <[email protected]>
> Cc: Leo Li <[email protected]>
> Cc: Masahiro Yamada <[email protected]>
> Cc: Nicolas Schier <[email protected]>
> Cc: Qiang Zhao <[email protected]>
> Cc: linuxppc-dev <[email protected]>
> Cc: [email protected]
> Cc: Kumar Gala <[email protected]>
> ---
I can reproduce the build error and confirm the build dependency fix (but I
have no hardware for testing).
Acked-by: Nicolas Schier <[email protected]>
> v2: drop Anton Vorontsov <[email protected]>; rebase/resend
>
> drivers/soc/fsl/qe/Kconfig | 1 +
> 1 file changed, 1 insertion(+)
>
> diff -- a/drivers/soc/fsl/qe/Kconfig b/drivers/soc/fsl/qe/Kconfig
> --- a/drivers/soc/fsl/qe/Kconfig
> +++ b/drivers/soc/fsl/qe/Kconfig
> @@ -62,6 +62,7 @@ config QE_TDM
>
> config QE_USB
> bool
> + depends on QUICC_ENGINE
> default y if USB_FSL_QE
> help
> QE USB Controller support
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