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101d66828a
Implement `dma_set_mask()`, `dma_set_coherent_mask()` and `dma_set_mask_and_coherent()` in the `dma::Device` trait. Those methods are used to set up the device's DMA addressing capabilities. Reviewed-by: Abdiel Janulgue <abdiel.janulgue@gmail.com> Reviewed-by: Daniel Almeida <daniel.almeida@collabora.com> Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Link: https://lore.kernel.org/r/20250716150354.51081-3-dakr@kernel.org [ Add DmaMask::try_new(). - Danilo ] Signed-off-by: Danilo Krummrich <dakr@kernel.org>
21 lines
584 B
C
21 lines
584 B
C
// SPDX-License-Identifier: GPL-2.0
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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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{
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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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{
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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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{
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return dma_set_mask_and_coherent(dev, mask);
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}
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