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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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2e74a74f27
Drop the remaining uses of extern for prototypes in .h files in the sparc specific part of the kernel tree. Signed-off-by: Sam Ravnborg <sam@ravnborg.org> Signed-off-by: David S. Miller <davem@davemloft.net>
49 lines
1.4 KiB
C
49 lines
1.4 KiB
C
#ifndef _PSYCHO_COMMON_H
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#define _PSYCHO_COMMON_H
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/* U2P Programmer's Manual, page 13-55, configuration space
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* address format:
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*
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* 32 24 23 16 15 11 10 8 7 2 1 0
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* ---------------------------------------------------------
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* |0 0 0 0 0 0 0 0 1| bus | device | function | reg | 0 0 |
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* ---------------------------------------------------------
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*/
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#define PSYCHO_CONFIG_BASE(PBM) \
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((PBM)->config_space | (1UL << 24))
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#define PSYCHO_CONFIG_ENCODE(BUS, DEVFN, REG) \
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(((unsigned long)(BUS) << 16) | \
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((unsigned long)(DEVFN) << 8) | \
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((unsigned long)(REG)))
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static inline void *psycho_pci_config_mkaddr(struct pci_pbm_info *pbm,
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unsigned char bus,
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unsigned int devfn,
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int where)
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{
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return (void *)
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(PSYCHO_CONFIG_BASE(pbm) |
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PSYCHO_CONFIG_ENCODE(bus, devfn, where));
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}
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enum psycho_error_type {
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UE_ERR, CE_ERR, PCI_ERR
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};
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void psycho_check_iommu_error(struct pci_pbm_info *pbm,
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unsigned long afsr,
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unsigned long afar,
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enum psycho_error_type type);
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irqreturn_t psycho_pcierr_intr(int irq, void *dev_id);
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int psycho_iommu_init(struct pci_pbm_info *pbm, int tsbsize,
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u32 dvma_offset, u32 dma_mask,
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unsigned long write_complete_offset);
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void psycho_pbm_init_common(struct pci_pbm_info *pbm,
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struct platform_device *op,
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const char *chip_name, int chip_type);
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#endif /* _PSYCHO_COMMON_H */
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