xref: /openbmc/linux/arch/powerpc/include/asm/pnv-pci.h (revision 9cfc5c90)
1 /*
2  * Copyright 2014 IBM Corp.
3  *
4  * This program is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU General Public License
6  * as published by the Free Software Foundation; either version
7  * 2 of the License, or (at your option) any later version.
8  */
9 
10 #ifndef _ASM_PNV_PCI_H
11 #define _ASM_PNV_PCI_H
12 
13 #include <linux/pci.h>
14 #include <misc/cxl-base.h>
15 
16 int pnv_phb_to_cxl_mode(struct pci_dev *dev, uint64_t mode);
17 int pnv_cxl_ioda_msi_setup(struct pci_dev *dev, unsigned int hwirq,
18 			   unsigned int virq);
19 int pnv_cxl_alloc_hwirqs(struct pci_dev *dev, int num);
20 void pnv_cxl_release_hwirqs(struct pci_dev *dev, int hwirq, int num);
21 int pnv_cxl_get_irq_count(struct pci_dev *dev);
22 struct device_node *pnv_pci_get_phb_node(struct pci_dev *dev);
23 
24 #ifdef CONFIG_CXL_BASE
25 int pnv_cxl_alloc_hwirq_ranges(struct cxl_irq_ranges *irqs,
26 			       struct pci_dev *dev, int num);
27 void pnv_cxl_release_hwirq_ranges(struct cxl_irq_ranges *irqs,
28 				  struct pci_dev *dev);
29 #endif
30 
31 #endif
32