Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
rust: dma: add __rust_helper to helpers
This is needed to inline these helpers into Rust code.
Signed-off-by: Alice Ryhl <aliceryhl@google.com>
Reviewed-by: Gary Guo <gary@garyguo.net>
Reviewed-by: Boqun Feng <boqun.feng@gmail.com>
Link: https://patch.msgid.link/20251202-define-rust-helper-v1-15-a2e13cbc17a6@google.com
Signed-off-by: Danilo Krummrich <dakr@kernel.org>
authored by
Alice Ryhl
and committed by
Danilo Krummrich
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rust/helpers/dma.c
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rust/helpers/dma.c
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#include <linux/dma-mapping.h>
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void *rust_helper_dma_alloc_attrs(struct device *dev, size_t size,
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dma_addr_t *dma_handle, gfp_t flag,
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unsigned long attrs)
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__rust_helper void *rust_helper_dma_alloc_attrs(struct device *dev, size_t size,
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dma_addr_t *dma_handle,
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gfp_t flag, unsigned long attrs)
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{
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return dma_alloc_attrs(dev, size, dma_handle, flag, attrs);
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}
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void rust_helper_dma_free_attrs(struct device *dev, size_t size, void *cpu_addr,
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dma_addr_t dma_handle, unsigned long attrs)
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__rust_helper void rust_helper_dma_free_attrs(struct device *dev, size_t size,
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void *cpu_addr,
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dma_addr_t dma_handle,
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unsigned long attrs)
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{
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dma_free_attrs(dev, size, cpu_addr, dma_handle, attrs);
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}
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int rust_helper_dma_set_mask_and_coherent(struct device *dev, u64 mask)
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__rust_helper int rust_helper_dma_set_mask_and_coherent(struct device *dev,
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u64 mask)
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{
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return dma_set_mask_and_coherent(dev, mask);
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}