From: Alex Deucher Date: Wed, 9 Oct 2019 19:39:37 +0000 (-0500) Subject: drm/amdgpu: simplify ATPX detection X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=f5fda6d89afe6e9cedaa1c3303903c905262f6e8;p=linux.git drm/amdgpu: simplify ATPX detection Use the base class rather than the specific class and drop the second loop. Reviewed-by: Evan Quan Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c index 3e35a8f2c5e55..a97fb759e2f42 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c @@ -613,17 +613,7 @@ static bool amdgpu_atpx_detect(void) bool d3_supported = false; struct pci_dev *parent_pdev; - while ((pdev = pci_get_class(PCI_CLASS_DISPLAY_VGA << 8, pdev)) != NULL) { - vga_count++; - - has_atpx |= (amdgpu_atpx_pci_probe_handle(pdev) == true); - - parent_pdev = pci_upstream_bridge(pdev); - d3_supported |= parent_pdev && parent_pdev->bridge_d3; - amdgpu_atpx_get_quirks(pdev); - } - - while ((pdev = pci_get_class(PCI_CLASS_DISPLAY_OTHER << 8, pdev)) != NULL) { + while ((pdev = pci_get_class(PCI_BASE_CLASS_DISPLAY << 16, pdev)) != NULL) { vga_count++; has_atpx |= (amdgpu_atpx_pci_probe_handle(pdev) == true);