[PATCH v5 15/22] gpu: nova-core: vbios: use the first PCI-AT image

[Eliot Courtney <ecourtney@nvidia.com>]

Currently, PCI-AT takes the final image if multiple exist. Use the
first one instead, to match nouveau behaviour.

Signed-off-by: Eliot Courtney <ecourtney@nvidia.com>
---
 drivers/gpu/nova-core/vbios.rs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/nova-core/vbios.rs b/drivers/gpu/nova-core/vbios.rs
index 9c5281e7a0d3..82811e42e858 100644
--- a/drivers/gpu/nova-core/vbios.rs
+++ b/drivers/gpu/nova-core/vbios.rs
@@ -333,7 +333,10 @@ pub(crate) fn new(dev: &device::Device, bar0: &Bar0) -> Result<Vbios> {
             // Convert to a specific image type
             match BiosImageType::try_from(image.pcir.code_type) {
                 Ok(BiosImageType::PciAt) => {
-                    pci_at_image = Some(PciAtBiosImage::try_from(image)?);
+                    // Silently ignore any extra PCI-AT images.
+                    if pci_at_image.is_none() {
+                        pci_at_image = Some(PciAtBiosImage::try_from(image)?);
+                    }
                 }
                 Ok(BiosImageType::FwSec) => {
                     if first_fwsec_image.is_none() {

-- 
2.54.0