4.19-stable review patch. If anyone has any objections, please let me know.
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From: Christophe Leroy christophe.leroy@c-s.fr
commit 0f99153def98134403c9149128e59d3e1786cf04 upstream.
mpic_get_primary_version() is not defined when not using MPIC. The compile error log like:
arch/powerpc/sysdev/built-in.o: In function `fsl_of_msi_probe': fsl_msi.c:(.text+0x150c): undefined reference to `fsl_mpic_primary_get_version'
Signed-off-by: Jia Hongtao hongtao.jia@freescale.com Signed-off-by: Scott Wood scottwood@freescale.com Reported-by: Radu Rendec radu.rendec@gmail.com Fixes: 807d38b73b6 ("powerpc/mpic: Add get_version API both for internal and external use") Cc: stable@vger.kernel.org Signed-off-by: Christophe Leroy christophe.leroy@c-s.fr Signed-off-by: Michael Ellerman mpe@ellerman.id.au Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- arch/powerpc/include/asm/mpic.h | 7 +++++++ 1 file changed, 7 insertions(+)
--- a/arch/powerpc/include/asm/mpic.h +++ b/arch/powerpc/include/asm/mpic.h @@ -393,7 +393,14 @@ extern struct bus_type mpic_subsys; #define MPIC_REGSET_TSI108 MPIC_REGSET(1) /* Tsi108/109 PIC */
/* Get the version of primary MPIC */ +#ifdef CONFIG_MPIC extern u32 fsl_mpic_primary_get_version(void); +#else +static inline u32 fsl_mpic_primary_get_version(void) +{ + return 0; +} +#endif
/* Allocate the controller structure and setup the linux irq descs * for the range if interrupts passed in. No HW initialization is