diff options
| author |   Claire Chang <tientzu@chromium.org> | 2021-06-19 11:40:35 +0800 |
|---|---|---|
| committer |   Konrad Rzeszutek Wilk <konrad@kernel.org> | 2021-07-13 20:04:38 -0400 |
| commit | 7fd856aa7f4261ddac62ea59d8383fef22a0690e (patch) | |
| tree | c403f24183529f7cbafd6c06aa7d184a03eb5544 /include/linux/swiotlb.h | |
| parent | swiotlb: Set dev->dma_io_tlb_mem to the swiotlb pool used (diff) | |
| download | linux-dev-7fd856aa7f4261ddac62ea59d8383fef22a0690e.tar.xz linux-dev-7fd856aa7f4261ddac62ea59d8383fef22a0690e.zip | |
swiotlb: Update is_swiotlb_buffer to add a struct device argument
Update is_swiotlb_buffer to add a struct device argument. This will be
useful later to allow for different pools.
Signed-off-by: Claire Chang <tientzu@chromium.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Tested-by: Stefano Stabellini <sstabellini@kernel.org>
Tested-by: Will Deacon <will@kernel.org>
Acked-by: Stefano Stabellini <sstabellini@kernel.org>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Diffstat (limited to 'include/linux/swiotlb.h')
| -rw-r--r-- | include/linux/swiotlb.h | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/include/linux/swiotlb.h b/include/linux/swiotlb.h index 216854a5e513..d1f3d95881cd 100644 --- a/include/linux/swiotlb.h +++ b/include/linux/swiotlb.h @@ -2,6 +2,7 @@ #ifndef __LINUX_SWIOTLB_H #define __LINUX_SWIOTLB_H +#include <linux/device.h> #include <linux/dma-direction.h> #include <linux/init.h> #include <linux/types.h> @@ -101,9 +102,9 @@ struct io_tlb_mem { }; extern struct io_tlb_mem *io_tlb_default_mem; -static inline bool is_swiotlb_buffer(phys_addr_t paddr) +static inline bool is_swiotlb_buffer(struct device *dev, phys_addr_t paddr) { - struct io_tlb_mem *mem = io_tlb_default_mem; + struct io_tlb_mem *mem = dev->dma_io_tlb_mem; return mem && paddr >= mem->start && paddr < mem->end; } @@ -115,7 +116,7 @@ bool is_swiotlb_active(void); void __init swiotlb_adjust_size(unsigned long size); #else #define swiotlb_force SWIOTLB_NO_FORCE -static inline bool is_swiotlb_buffer(phys_addr_t paddr) +static inline bool is_swiotlb_buffer(struct device *dev, phys_addr_t paddr) { return false; } |