kernel-ark/arch/mips/loongson64/vbios_quirk.c
Jiaxun Yang 6423e59a64 MIPS: Loongson64: Switch to generic PCI driver
We can now enable generic PCI driver in Kconfig, and remove legacy
PCI driver code.

Radeon vbios quirk is moved to the platform folder to fit the
new structure.

Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
2020-05-27 13:01:56 +02:00

30 lines
733 B
C

// SPDX-License-Identifier: GPL-2.0+
#include <linux/pci.h>
#include <loongson.h>
static void pci_fixup_radeon(struct pci_dev *pdev)
{
struct resource *res = &pdev->resource[PCI_ROM_RESOURCE];
if (res->start)
return;
if (!loongson_sysconf.vgabios_addr)
return;
pci_disable_rom(pdev);
if (res->parent)
release_resource(res);
res->start = virt_to_phys((void *) loongson_sysconf.vgabios_addr);
res->end = res->start + 256*1024 - 1;
res->flags = IORESOURCE_MEM | IORESOURCE_ROM_SHADOW |
IORESOURCE_PCI_FIXED;
dev_info(&pdev->dev, "BAR %d: assigned %pR for Radeon ROM\n",
PCI_ROM_RESOURCE, res);
}
DECLARE_PCI_FIXUP_CLASS_FINAL(PCI_VENDOR_ID_ATI, 0x9615,
PCI_CLASS_DISPLAY_VGA, 8, pci_fixup_radeon);