File: pci-ip27.c

package info (click to toggle)
linux 6.1.139-1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm-proposed-updates
  • size: 1,495,880 kB
  • sloc: ansic: 23,469,452; asm: 266,614; sh: 110,522; makefile: 49,887; python: 36,990; perl: 36,834; cpp: 6,056; yacc: 4,908; lex: 2,725; awk: 1,440; ruby: 25; sed: 5
file content (42 lines) | stat: -rw-r--r-- 1,178 bytes parent folder | download | duplicates (13)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
/*
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file "COPYING" in the main directory of this archive
 * for more details.
 *
 * Copyright (C) 2003 Christoph Hellwig (hch@lst.de)
 * Copyright (C) 1999, 2000, 04 Ralf Baechle (ralf@linux-mips.org)
 * Copyright (C) 1999, 2000 Silicon Graphics, Inc.
 */
#include <asm/sn/addrs.h>
#include <asm/sn/types.h>
#include <asm/sn/klconfig.h>
#include <asm/sn/agent.h>
#include <asm/sn/ioc3.h>
#include <asm/pci/bridge.h>

#ifdef CONFIG_NUMA
int pcibus_to_node(struct pci_bus *bus)
{
	struct bridge_controller *bc = BRIDGE_CONTROLLER(bus);

	return bc->nasid;
}
EXPORT_SYMBOL(pcibus_to_node);
#endif /* CONFIG_NUMA */

static void ip29_fixup_phy(struct pci_dev *dev)
{
	int nasid = pcibus_to_node(dev->bus);
	u32 sid;

	if (nasid != 1)
		return; /* only needed on second module */

	/* enable ethernet PHY on IP29 systemboard */
	pci_read_config_dword(dev, PCI_SUBSYSTEM_VENDOR_ID, &sid);
	if (sid == (PCI_VENDOR_ID_SGI | (IOC3_SUBSYS_IP29_SYSBOARD) << 16))
		REMOTE_HUB_S(nasid, MD_LED0, 0x09);
}

DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_SGI, PCI_DEVICE_ID_SGI_IOC3,
			ip29_fixup_phy);