Hi-- On 5/16/23 11:54, Pali Rohár wrote: > On Tuesday 16 May 2023 08:28:54 Randy Dunlap wrote: >> In a randconfig with CONFIG_SERIAL_CPM=m and >> CONFIG_PPC_EARLY_DEBUG_CPM=y, there is a build error: >> ERROR: modpost: "udbg_putc" [drivers/tty/serial/cpm_uart/cpm_uart.ko] >> undefined! >> >> Prevent the build error by allowing PPC_EARLY_DEBUG_CPM only when >> SERIAL_CPM=y. >> >> Fixes: c374e00e17f1 ("[POWERPC] Add early debug console for CPM serial >> ports.") >> Signed-off-by: Randy Dunlap <rdun...@infradead.org> >> Cc: Scott Wood <scottw...@freescale.com> >> Cc: Kumar Gala <ga...@kernel.crashing.org> >> Cc: "Pali Rohár" <p...@kernel.org> >> Cc: Michael Ellerman <m...@ellerman.id.au> >> Cc: Nicholas Piggin <npig...@gmail.com> >> Cc: Christophe Leroy <christophe.le...@csgroup.eu> >> Cc: linuxppc-dev@lists.ozlabs.org > > Looks good, > > Reviewed-by: Pali Rohár <p...@kernel.org>
I'm still seeing this build error in linux-next even with other (PPC) CPM patches applied. > >> --- >> arch/powerpc/Kconfig.debug | 2 +- >> 1 file changed, 1 insertion(+), 1 deletion(-) >> >> diff -- a/arch/powerpc/Kconfig.debug b/arch/powerpc/Kconfig.debug >> --- a/arch/powerpc/Kconfig.debug >> +++ b/arch/powerpc/Kconfig.debug >> @@ -240,7 +240,7 @@ config PPC_EARLY_DEBUG_40x >> >> config PPC_EARLY_DEBUG_CPM >> bool "Early serial debugging for Freescale CPM-based serial ports" >> - depends on SERIAL_CPM >> + depends on SERIAL_CPM=y >> help >> Select this to enable early debugging for Freescale chips >> using a CPM-based serial port. This assumes that the bootwrapper -- ~Randy