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authorHuacai Chen <chenhuacai@loongson.cn>2025-12-06 10:39:49 +0800
committerHuacai Chen <chenhuacai@loongson.cn>2025-12-06 10:39:49 +0800
commitbf3fa8f232a1eec8d7b88dcd9e925e60f04f018d (patch)
tree990816c1535921dfde85926899dca57e89fad2bb
parentdbb994b44c330ea8e90c3f77a18449cfe64256f4 (diff)
LoongArch: Add new PCI ID for pci_fixup_vgadev()
Loongson-2K3000 has a new PCI ID (0x7a46) for its display controller, Add it for pci_fixup_vgadev() since we prefer a discrete graphics card as default boot device if present. Cc: stable@vger.kernel.org Signed-off-by: Tianrui Zhao <zhaotianrui@loongson.cn> Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
-rw-r--r--arch/loongarch/pci/pci.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/loongarch/pci/pci.c b/arch/loongarch/pci/pci.c
index d9fc5d520b37..d923295ab8c6 100644
--- a/arch/loongarch/pci/pci.c
+++ b/arch/loongarch/pci/pci.c
@@ -14,6 +14,7 @@
#define PCI_DEVICE_ID_LOONGSON_HOST 0x7a00
#define PCI_DEVICE_ID_LOONGSON_DC1 0x7a06
#define PCI_DEVICE_ID_LOONGSON_DC2 0x7a36
+#define PCI_DEVICE_ID_LOONGSON_DC3 0x7a46
int raw_pci_read(unsigned int domain, unsigned int bus, unsigned int devfn,
int reg, int len, u32 *val)
@@ -97,3 +98,4 @@ static void pci_fixup_vgadev(struct pci_dev *pdev)
}
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_LOONGSON, PCI_DEVICE_ID_LOONGSON_DC1, pci_fixup_vgadev);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_LOONGSON, PCI_DEVICE_ID_LOONGSON_DC2, pci_fixup_vgadev);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_LOONGSON, PCI_DEVICE_ID_LOONGSON_DC3, pci_fixup_vgadev);