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authorStafford Horne <shorne@gmail.com>2022-07-23 06:49:42 +0900
committerBjorn Helgaas <bhelgaas@google.com>2022-07-22 17:24:47 -0500
commitabb4970ac33514c84b143516583eaf8cc47abd67 (patch)
tree088c26843690abdfd7cd77a63bde4bdd7906f4dc /arch/parisc
parentae85b23c65dbb079c83d8a08ff7699215f104e42 (diff)
downloadlinux-abb4970ac33514c84b143516583eaf8cc47abd67.tar.bz2
PCI: Move isa_dma_bridge_buggy out of asm/dma.h
The isa_dma_bridge_buggy symbol is only used for x86_32, and only x86_32 platforms or quirks ever set it. Add a new linux/isa-dma.h header that #defines isa_dma_bridge_buggy to 0 except on x86_32, where we keep it as a variable, and remove all the arch- specific definitions. [bhelgaas: commit log] Suggested-by: Arnd Bergmann <arnd@arndb.de> Suggested-by: Christoph Hellwig <hch@infradead.org> Link: https://lore.kernel.org/r/20220722214944.831438-3-shorne@gmail.com Signed-off-by: Stafford Horne <shorne@gmail.com> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Acked-by: Geert Uytterhoeven <geert@linux-m68k.org>
Diffstat (limited to 'arch/parisc')
-rw-r--r--arch/parisc/include/asm/dma.h6
1 files changed, 0 insertions, 6 deletions
diff --git a/arch/parisc/include/asm/dma.h b/arch/parisc/include/asm/dma.h
index eea80ed34e6d..9e8c101de902 100644
--- a/arch/parisc/include/asm/dma.h
+++ b/arch/parisc/include/asm/dma.h
@@ -176,10 +176,4 @@ static __inline__ void set_dma_count(unsigned int dmanr, unsigned int count)
#define free_dma(dmanr)
-#ifdef CONFIG_PCI
-extern int isa_dma_bridge_buggy;
-#else
-#define isa_dma_bridge_buggy (0)
-#endif
-
#endif /* _ASM_DMA_H */