| Angel Pons | d3b4de7 | 2020-03-02 01:48:56 +0100 | [diff] [blame^] | 1 | /* |
| 2 | * This file is part of the coreboot project. |
| 3 | * |
| 4 | * This program is free software; you can redistribute it and/or modify |
| 5 | * it under the terms of the GNU General Public License as published by |
| 6 | * the Free Software Foundation; version 2 of the License. |
| 7 | * |
| 8 | * This program is distributed in the hope that it will be useful, |
| 9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 11 | * GNU General Public License for more details. |
| 12 | */ |
| 13 | |
| 14 | #include <console/console.h> |
| 15 | #include <device/device.h> |
| 16 | #include <device/pci.h> |
| 17 | #include <device/pci_ids.h> |
| 18 | |
| 19 | static void bcm57xx_disable_aspm(struct device *const dev) |
| 20 | { |
| 21 | printk(BIOS_INFO, "bcm57xx: Disabling ASPM for %s [%04x/%04x]\n", |
| 22 | dev_path(dev), dev->vendor, dev->device); |
| 23 | |
| 24 | dev->disable_pcie_aspm = 1; |
| 25 | } |
| 26 | |
| 27 | static struct device_operations bcm57xx_aspm_fixup_ops = { |
| 28 | .read_resources = pci_dev_read_resources, |
| 29 | .set_resources = pci_dev_set_resources, |
| 30 | .enable_resources = pci_dev_enable_resources, |
| 31 | .enable = bcm57xx_disable_aspm, |
| 32 | }; |
| 33 | |
| 34 | static const unsigned short pci_device_ids[] = { |
| 35 | 0x1677, /* BCM5751 */ |
| 36 | 0, |
| 37 | }; |
| 38 | |
| 39 | static const struct pci_driver bcm57xx_aspm_fixup __pci_driver = { |
| 40 | .ops = &bcm57xx_aspm_fixup_ops, |
| 41 | .vendor = PCI_VENDOR_ID_BROADCOM, |
| 42 | .devices = pci_device_ids, |
| 43 | }; |