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PCI/VGA: Use pci_is_vga() to identify VGA devices

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Use pci_is_vga() to identify VGA devices, so the arbiter will handle old
PCI_CLASS_NOT_DEFINED_VGA (0x0001) devices as well as the
PCI_CLASS_DISPLAY_VGA (0x0300) devices it previously handled.

Link: https://lore.kernel.org/r/20230830111532.444535-3-sui.jingfeng@linux.dev
Signed-off-by: Sui Jingfeng <suijingfeng@loongson.cn>
[bhelgaas: commit log, split functional change from optimization]
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Cc: "Maciej W. Rozycki" <macro@orcam.me.uk>
This commit is contained in:
Sui Jingfeng 2023-08-30 19:15:29 +08:00 committed by Bjorn Helgaas
parent 7e845ecb2f
commit 655e6fe178
1 changed files with 1 additions and 1 deletions
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2
drivers/pci/vgaarb.c
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@ -765,7 +765,7 @@ static bool vga_arbiter_add_pci_device(struct pci_dev *pdev)
u16 cmd;
/* Only deal with VGA class devices */
if ((pdev->class >> 8) != PCI_CLASS_DISPLAY_VGA)
if (!pci_is_vga(pdev))
return false;
/* Allocate structure */