diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-03-17 20:11:25 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-03-17 20:11:25 +0300 |
| commit | 7b7adc4a016a1decb806eb71ecab98721fa7f146 (patch) | |
| tree | 0a6f9a6e5659faa94604fbc575382a18f143c657 /arch/unicore32/mm/dma-swiotlb.c | |
| parent | 31598e8713ef501c8f6aad2e2ec8a9457e8877c1 (diff) | |
| parent | 289d6b0e287e0acd85f3e6b7ea6c2cb5c234909a (diff) | |
| download | linux-7b7adc4a016a1decb806eb71ecab98721fa7f146.tar.xz | |
Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/epip/linux-2.6-unicore32
* 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/epip/linux-2.6-unicore32: (40 commits)
unicore32: rewrite arch-specific tlb.h to use asm-generic version
unicore32: modify io_p2v and io_v2p macros, and adjust PKUNITY_mmio_BASEs
unicore32: replace unicore32-specific iomap functions with generic lib implementation
unicore32 machine related: add frame buffer driver for pkunity-v3 soc
unicore32 machine related files: add i2c bus drivers for pkunity-v3 soc
unicore32 io: redefine __REG(x) and re-use readl/writel funcs
unicore32 i8042 upgrade and bugfix: adjust resource request region type
unicore32 upgrade to v2.6.38-rc5: add one more paramter for pte_alloc_map call
unicore32 i8042: adjust io funcs of i8042-unicore32io.h
unicore32: rename PKUNITY_IOSPACE_BASE to PKUNITY_MMIO_BASE
unicore32: modify function names and parameters for irq_chips
unicore32: remove unused lines in arch/unicore32/include/asm/irq.h
unicore32 time.c: change calculate method for clock_event_device
unicore32: ADD MAINTAINER for unicore32 architecture
unicore32 machine related files: ps2 driver
unicore32 machine related files: pci bus handling
unicore32 machine related files: hardware registers
unicore32 machine related files: core files
unicore32 additional architecture files: boot process
unicore32 additional architecture files: low-level lib: misc
...
Acked-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch/unicore32/mm/dma-swiotlb.c')
| -rw-r--r-- | arch/unicore32/mm/dma-swiotlb.c | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/arch/unicore32/mm/dma-swiotlb.c b/arch/unicore32/mm/dma-swiotlb.c new file mode 100644 index 000000000000..bfa9fbb2bbb1 --- /dev/null +++ b/arch/unicore32/mm/dma-swiotlb.c @@ -0,0 +1,34 @@ +/* + * Contains routines needed to support swiotlb for UniCore32. + * + * Copyright (C) 2010 Guan Xuetao + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + */ +#include <linux/pci.h> +#include <linux/cache.h> +#include <linux/module.h> +#include <linux/dma-mapping.h> +#include <linux/swiotlb.h> +#include <linux/bootmem.h> + +#include <asm/dma.h> + +struct dma_map_ops swiotlb_dma_map_ops = { + .alloc_coherent = swiotlb_alloc_coherent, + .free_coherent = swiotlb_free_coherent, + .map_sg = swiotlb_map_sg_attrs, + .unmap_sg = swiotlb_unmap_sg_attrs, + .dma_supported = swiotlb_dma_supported, + .map_page = swiotlb_map_page, + .unmap_page = swiotlb_unmap_page, + .sync_single_for_cpu = swiotlb_sync_single_for_cpu, + .sync_single_for_device = swiotlb_sync_single_for_device, + .sync_sg_for_cpu = swiotlb_sync_sg_for_cpu, + .sync_sg_for_device = swiotlb_sync_sg_for_device, + .mapping_error = swiotlb_dma_mapping_error, +}; +EXPORT_SYMBOL(swiotlb_dma_map_ops); |