diff options
author | Kevin Cernekee <cernekee@gmail.com> | 2014-12-25 09:49:00 -0800 |
---|---|---|
committer | Ralf Baechle <ralf@linux-mips.org> | 2015-04-01 17:21:35 +0200 |
commit | 5f2d44591fb374ae346a3df682d722b68552adc2 (patch) | |
tree | 22bd5d017c3b9fe25a25587ebb65b05abf37cbe1 /arch/mips/include/asm/mach-bmips | |
parent | eb2236ea580bb21c954c889cc3dc05b3e98238cd (diff) | |
download | blackbird-op-linux-5f2d44591fb374ae346a3df682d722b68552adc2.tar.gz blackbird-op-linux-5f2d44591fb374ae346a3df682d722b68552adc2.zip |
MIPS: bcm3384: Rename "bcm3384" target to "bmips"
This platform is configured primarily through device tree, and we can
reuse the same code to support a bunch of other chips. Change the name
to reflect this.
[ralf@linux-mips.org: Fix conflicts with other patches.]
Signed-off-by: Kevin Cernekee <cernekee@gmail.com>
Cc: f.fainelli@gmail.com
Cc: jaedon.shin@gmail.com
Cc: abrestic@chromium.org
Cc: tglx@linutronix.de
Cc: jason@lakedaemon.net
Cc: jogo@openwrt.org
Cc: computersforpeace@gmail.com
Cc: linux-mips@linux-mips.org
Cc: devicetree@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Patchwork: https://patchwork.linux-mips.org/patch/8838/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/include/asm/mach-bmips')
-rw-r--r-- | arch/mips/include/asm/mach-bmips/dma-coherence.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/arch/mips/include/asm/mach-bmips/dma-coherence.h b/arch/mips/include/asm/mach-bmips/dma-coherence.h new file mode 100644 index 000000000000..65e95b03ef92 --- /dev/null +++ b/arch/mips/include/asm/mach-bmips/dma-coherence.h @@ -0,0 +1,48 @@ +/* + * Copyright (C) 2006 Ralf Baechle <ralf@linux-mips.org> + * Copyright (C) 2009 Broadcom Corporation + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef __ASM_MACH_BMIPS_DMA_COHERENCE_H +#define __ASM_MACH_BMIPS_DMA_COHERENCE_H + +struct device; + +extern dma_addr_t plat_map_dma_mem(struct device *dev, void *addr, size_t size); +extern dma_addr_t plat_map_dma_mem_page(struct device *dev, struct page *page); +extern unsigned long plat_dma_addr_to_phys(struct device *dev, + dma_addr_t dma_addr); + +static inline void plat_unmap_dma_mem(struct device *dev, dma_addr_t dma_addr, + size_t size, enum dma_data_direction direction) +{ +} + +static inline int plat_dma_supported(struct device *dev, u64 mask) +{ + /* + * we fall back to GFP_DMA when the mask isn't all 1s, + * so we can't guarantee allocations that must be + * within a tighter range than GFP_DMA.. + */ + if (mask < DMA_BIT_MASK(24)) + return 0; + + return 1; +} + +static inline int plat_device_is_coherent(struct device *dev) +{ + return 0; +} + +#endif /* __ASM_MACH_BMIPS_DMA_COHERENCE_H */ |