12200bbecSNishad Kamdar /* SPDX-License-Identifier: GPL-2.0+ */ 26914c757SFrederic Barrat // Copyright 2017 IBM Corp. 36914c757SFrederic Barrat #ifndef _ASM_PNV_OCXL_H 46914c757SFrederic Barrat #define _ASM_PNV_OCXL_H 56914c757SFrederic Barrat 66914c757SFrederic Barrat #include <linux/pci.h> 76914c757SFrederic Barrat 86914c757SFrederic Barrat #define PNV_OCXL_TL_MAX_TEMPLATE 63 96914c757SFrederic Barrat #define PNV_OCXL_TL_BITS_PER_RATE 4 106914c757SFrederic Barrat #define PNV_OCXL_TL_RATE_BUF_SIZE ((PNV_OCXL_TL_MAX_TEMPLATE+1) * PNV_OCXL_TL_BITS_PER_RATE / 8) 116914c757SFrederic Barrat 12c75d42e4SAlastair D'Silva int pnv_ocxl_get_actag(struct pci_dev *dev, u16 *base, u16 *enabled, u16 *supported); 13c75d42e4SAlastair D'Silva int pnv_ocxl_get_pasid_count(struct pci_dev *dev, int *count); 142cb3d64bSFrederic Barrat 15c75d42e4SAlastair D'Silva int pnv_ocxl_get_tl_cap(struct pci_dev *dev, long *cap, 166914c757SFrederic Barrat char *rate_buf, int rate_buf_size); 17c75d42e4SAlastair D'Silva int pnv_ocxl_set_tl_conf(struct pci_dev *dev, long cap, 186914c757SFrederic Barrat uint64_t rate_buf_phys, int rate_buf_size); 196914c757SFrederic Barrat 20c75d42e4SAlastair D'Silva int pnv_ocxl_get_xsl_irq(struct pci_dev *dev, int *hwirq); 21c75d42e4SAlastair D'Silva void pnv_ocxl_unmap_xsl_regs(void __iomem *dsisr, void __iomem *dar, 226914c757SFrederic Barrat void __iomem *tfc, void __iomem *pe_handle); 23c75d42e4SAlastair D'Silva int pnv_ocxl_map_xsl_regs(struct pci_dev *dev, void __iomem **dsisr, 246914c757SFrederic Barrat void __iomem **dar, void __iomem **tfc, 256914c757SFrederic Barrat void __iomem **pe_handle); 266914c757SFrederic Barrat 27c75d42e4SAlastair D'Silva int pnv_ocxl_spa_setup(struct pci_dev *dev, void *spa_mem, int PE_mask, void **platform_data); 28c75d42e4SAlastair D'Silva void pnv_ocxl_spa_release(void *platform_data); 29c75d42e4SAlastair D'Silva int pnv_ocxl_spa_remove_pe_from_cache(void *platform_data, int pe_handle); 306914c757SFrederic Barrat 31c75d42e4SAlastair D'Silva int pnv_ocxl_alloc_xive_irq(u32 *irq, u64 *trigger_addr); 32c75d42e4SAlastair D'Silva void pnv_ocxl_free_xive_irq(u32 irq); 33aeddad17SFrederic Barrat 346914c757SFrederic Barrat #endif /* _ASM_PNV_OCXL_H */ 35