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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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325ef1857f
This was used by the ide, scsi and networking code in the past to determine if they should bounce payloads. Now that the dma mapping always have to support dma to all physical memory (thanks to swiotlb for non-iommu systems) there is no need to this crude hack any more. Signed-off-by: Christoph Hellwig <hch@lst.de> Acked-by: Palmer Dabbelt <palmer@sifive.com> (for riscv) Reviewed-by: Jens Axboe <axboe@kernel.dk>
19 lines
388 B
C
19 lines
388 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _ASM_H8300_PCI_H
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#define _ASM_H8300_PCI_H
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/*
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* asm-h8300/pci.h - H8/300 specific PCI declarations.
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*
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* Yoshinori Sato <ysato@users.sourceforge.jp>
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*/
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#define pcibios_assign_all_busses() 0
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static inline void pcibios_penalize_isa_irq(int irq, int active)
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{
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/* We don't do dynamic PCI IRQ allocation */
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}
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#endif /* _ASM_H8300_PCI_H */
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