| Ian Munsie | 80c49c7 | 2014-10-08 19:54:57 +1100 | [diff] [blame] | 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> |
| Michael Neuling | ec249dd | 2015-05-27 16:07:16 +1000 | [diff] [blame] | 14 | #include <misc/cxl-base.h> |
| Ian Munsie | 80c49c7 | 2014-10-08 19:54:57 +1100 | [diff] [blame] | 15 | |
| Gavin Shan | ebe2253 | 2016-05-20 16:41:38 +1000 | [diff] [blame] | 16 | #define PCI_SLOT_ID_PREFIX 0x8000000000000000 |
| 17 | #define PCI_SLOT_ID(phb_id, bdfn) \ |
| 18 | (PCI_SLOT_ID_PREFIX | ((uint64_t)(bdfn) << 16) | (phb_id)) |
| 19 | |
| Gavin Shan | 7e19bf3 | 2016-05-20 16:41:40 +1000 | [diff] [blame^] | 20 | extern int pnv_pci_get_slot_id(struct device_node *np, uint64_t *id); |
| 21 | |
| Ryan Grimm | 1212aa1 | 2015-01-19 11:52:50 -0600 | [diff] [blame] | 22 | int pnv_phb_to_cxl_mode(struct pci_dev *dev, uint64_t mode); |
| Ian Munsie | 80c49c7 | 2014-10-08 19:54:57 +1100 | [diff] [blame] | 23 | int pnv_cxl_ioda_msi_setup(struct pci_dev *dev, unsigned int hwirq, |
| 24 | unsigned int virq); |
| 25 | int pnv_cxl_alloc_hwirqs(struct pci_dev *dev, int num); |
| 26 | void pnv_cxl_release_hwirqs(struct pci_dev *dev, int hwirq, int num); |
| 27 | int pnv_cxl_get_irq_count(struct pci_dev *dev); |
| Ryan Grimm | 6f963ec | 2015-01-28 20:16:04 -0600 | [diff] [blame] | 28 | struct device_node *pnv_pci_get_phb_node(struct pci_dev *dev); |
| Ian Munsie | 80c49c7 | 2014-10-08 19:54:57 +1100 | [diff] [blame] | 29 | |
| 30 | #ifdef CONFIG_CXL_BASE |
| 31 | int pnv_cxl_alloc_hwirq_ranges(struct cxl_irq_ranges *irqs, |
| 32 | struct pci_dev *dev, int num); |
| 33 | void pnv_cxl_release_hwirq_ranges(struct cxl_irq_ranges *irqs, |
| 34 | struct pci_dev *dev); |
| 35 | #endif |
| 36 | |
| 37 | #endif |