Messages in this thread |  | | Date | Sat, 7 Apr 2018 20:31:30 -0500 | From | Richard Kuo <> | Subject | Re: [PATCH 2/3] hexagon: add memset_io() helper |
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On Fri, Apr 06, 2018 at 04:28:22PM +0200, Arnd Bergmann wrote: > We already have memcpy_toio(), but not memset_io(), so let's > add the obvious version to allow building an allmodconfig kernel > without errors like > > drivers/gpu/drm/ttm/ttm_bo_util.c: In function 'ttm_bo_move_memcpy': > drivers/gpu/drm/ttm/ttm_bo_util.c:390:3: error: implicit declaration of function 'memset_io' [-Werror=implicit-function-declaration] > > Signed-off-by: Arnd Bergmann <arnd@arndb.de> > --- > arch/hexagon/include/asm/io.h | 6 ++++++ > 1 file changed, 6 insertions(+) > > diff --git a/arch/hexagon/include/asm/io.h b/arch/hexagon/include/asm/io.h > index 9e8621d94ee9..e17262ad125e 100644 > --- a/arch/hexagon/include/asm/io.h > +++ b/arch/hexagon/include/asm/io.h > @@ -216,6 +216,12 @@ static inline void memcpy_toio(volatile void __iomem *dst, const void *src, > memcpy((void *) dst, src, count); > } > > +static inline void memset_io(volatile void __iomem *addr, int value, > + size_t size) > +{ > + memset((void __force *)addr, value, size); > +} > + > #define PCI_IO_ADDR (volatile void __iomem *) > > /*
Acked-by: Richard Kuo <rkuo@codeaurora.org>
-- Employee of Qualcomm Innovation Center, Inc. Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project
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