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drm/radeon: 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/20230825062714.6325-6-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: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Sui Jingfeng 2023-08-25 14:27:14 +08:00 committed by Bjorn Helgaas
parent 18bf400530
commit b5fc04039b
1 changed files with 5 additions and 15 deletions
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20
drivers/gpu/drm/radeon/radeon_bios.c
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@ -199,7 +199,11 @@ static bool radeon_atrm_get_bios(struct radeon_device *rdev)
if (rdev->flags & RADEON_IS_IGP)
return false;
while ((pdev = pci_get_class(PCI_CLASS_DISPLAY_VGA << 8, pdev)) != NULL) {
while ((pdev = pci_get_base_class(PCI_BASE_CLASS_DISPLAY, pdev))) {
if ((pdev->class != PCI_CLASS_DISPLAY_VGA << 8) &&
(pdev->class != PCI_CLASS_DISPLAY_OTHER << 8))
continue;
dhandle = ACPI_HANDLE(&pdev->dev);
if (!dhandle)
continue;
@ -211,20 +215,6 @@ static bool radeon_atrm_get_bios(struct radeon_device *rdev)
}
}
if (!found) {
while ((pdev = pci_get_class(PCI_CLASS_DISPLAY_OTHER << 8, pdev)) != NULL) {
dhandle = ACPI_HANDLE(&pdev->dev);
if (!dhandle)
continue;
status = acpi_get_handle(dhandle, "ATRM", &atrm_handle);
if (ACPI_SUCCESS(status)) {
found = true;
break;
}
}
}
if (!found)
return false;
pci_dev_put(pdev);