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drm/nouveau: Use pci_get_base_class() to reduce duplicated code

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Use pci_get_base_class() to reduce duplicated code.  No functional change
intended.

Link: https://lore.kernel.org/r/20230825062714.6325-4-sui.jingfeng@linux.dev
Signed-off-by: Sui Jingfeng <suijingfeng@loongson.cn>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Cc: Ben Skeggs <bskeggs@redhat.com>
Cc: Karol Herbst <kherbst@redhat.com>
Cc: Lyude Paul <lyude@redhat.com>
Cc: David Airlie <airlied@gmail.com>
Cc: Daniel Vetter <daniel@ffwll.ch>
This commit is contained in:
Sui Jingfeng 2023-08-25 14:27:12 +08:00 committed by Bjorn Helgaas
parent 9ed8fcfd7f
commit c213ed390c
1 changed files with 4 additions and 7 deletions
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11
drivers/gpu/drm/nouveau/nouveau_acpi.c
View File

@ -284,14 +284,11 @@ static bool nouveau_dsm_detect(void)
printk("MXM: GUID detected in BIOS\n");
/* now do DSM detection */
while ((pdev = pci_get_class(PCI_CLASS_DISPLAY_VGA << 8, pdev)) != NULL) {
vga_count++;
while ((pdev = pci_get_base_class(PCI_BASE_CLASS_DISPLAY, pdev))) {
if ((pdev->class != PCI_CLASS_DISPLAY_VGA << 8) &&
(pdev->class != PCI_CLASS_DISPLAY_3D << 8))
continue;
nouveau_dsm_pci_probe(pdev, &dhandle, &has_mux, &has_optimus,
&has_optimus_flags, &has_power_resources);
}
while ((pdev = pci_get_class(PCI_CLASS_DISPLAY_3D << 8, pdev)) != NULL) {
vga_count++;
nouveau_dsm_pci_probe(pdev, &dhandle, &has_mux, &has_optimus,