diff options
author | Christoph Hellwig <hch@lst.de> | 2018-06-15 14:08:52 +0300 |
---|---|---|
committer | Paul Burton <paul.burton@mips.com> | 2018-06-24 19:27:27 +0300 |
commit | d59098a0e9cb3c7767090e935c909b37a30629ab (patch) | |
tree | f2e441e3120de9eab00e1cd60b17baa68ba7b9d7 /arch/mips/include/asm/bmips.h | |
parent | faef87723ace12e5f685437c1e68cbecb69a7a89 (diff) | |
download | linux-d59098a0e9cb3c7767090e935c909b37a30629ab.tar.xz |
MIPS: bmips: use generic dma noncoherent ops
Provide phys_to_dma/dma_to_phys helpers, and the special
arch_sync_dma_for_cpu_all hook, everything else is generic
Signed-off-by: Christoph Hellwig <hch@lst.de>
Patchwork: https://patchwork.linux-mips.org/patch/19550/
Signed-off-by: Paul Burton <paul.burton@mips.com>
Cc: Florian Fainelli <f.fainelli@gmail.com>
Cc: David Daney <david.daney@cavium.com>
Cc: Kevin Cernekee <cernekee@gmail.com>
Cc: Jiaxun Yang <jiaxun.yang@flygoat.com>
Cc: Tom Bogendoerfer <tsbogend@alpha.franken.de>
Cc: Huacai Chen <chenhc@lemote.com>
Cc: iommu@lists.linux-foundation.org
Cc: linux-mips@linux-mips.org
Diffstat (limited to 'arch/mips/include/asm/bmips.h')
-rw-r--r-- | arch/mips/include/asm/bmips.h | 16 |
1 files changed, 0 insertions, 16 deletions
diff --git a/arch/mips/include/asm/bmips.h b/arch/mips/include/asm/bmips.h index b3e2975f83d3..bf6a8afd7ad2 100644 --- a/arch/mips/include/asm/bmips.h +++ b/arch/mips/include/asm/bmips.h @@ -123,22 +123,6 @@ static inline void bmips_write_zscm_reg(unsigned int offset, unsigned long data) barrier(); } -static inline void bmips_post_dma_flush(struct device *dev) -{ - void __iomem *cbr = BMIPS_GET_CBR(); - u32 cfg; - - if (boot_cpu_type() != CPU_BMIPS3300 && - boot_cpu_type() != CPU_BMIPS4350 && - boot_cpu_type() != CPU_BMIPS4380) - return; - - /* Flush stale data out of the readahead cache */ - cfg = __raw_readl(cbr + BMIPS_RAC_CONFIG); - __raw_writel(cfg | 0x100, cbr + BMIPS_RAC_CONFIG); - __raw_readl(cbr + BMIPS_RAC_CONFIG); -} - #endif /* !defined(__ASSEMBLY__) */ #endif /* _ASM_BMIPS_H */ |