vfio/pci: Pass an error object to vfio_pci_igd_opregion_init
Pass an error object to prepare for migration to VFIO-PCI realize. In vfio_probe_igd_bar4_quirk, simply report the error. Signed-off-by: Eric Auger <eric.auger@redhat.com> Reviewed-by: Markus Armbruster <armbru@redhat.com> Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
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@ -1056,7 +1056,7 @@ typedef struct VFIOIGDQuirk {
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* of the IGD device.
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* of the IGD device.
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*/
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*/
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int vfio_pci_igd_opregion_init(VFIOPCIDevice *vdev,
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int vfio_pci_igd_opregion_init(VFIOPCIDevice *vdev,
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struct vfio_region_info *info)
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struct vfio_region_info *info, Error **errp)
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{
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{
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int ret;
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int ret;
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@ -1064,7 +1064,7 @@ int vfio_pci_igd_opregion_init(VFIOPCIDevice *vdev,
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ret = pread(vdev->vbasedev.fd, vdev->igd_opregion,
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ret = pread(vdev->vbasedev.fd, vdev->igd_opregion,
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info->size, info->offset);
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info->size, info->offset);
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if (ret != info->size) {
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if (ret != info->size) {
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error_report("vfio: Error reading IGD OpRegion");
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error_setg(errp, "failed to read IGD OpRegion");
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g_free(vdev->igd_opregion);
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g_free(vdev->igd_opregion);
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vdev->igd_opregion = NULL;
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vdev->igd_opregion = NULL;
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return -EINVAL;
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return -EINVAL;
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@ -1489,10 +1489,10 @@ static void vfio_probe_igd_bar4_quirk(VFIOPCIDevice *vdev, int nr)
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}
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}
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/* Setup OpRegion access */
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/* Setup OpRegion access */
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ret = vfio_pci_igd_opregion_init(vdev, opregion);
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ret = vfio_pci_igd_opregion_init(vdev, opregion, &err);
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if (ret) {
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if (ret) {
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error_report("IGD device %s failed to setup OpRegion, "
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error_append_hint(&err, "IGD legacy mode disabled\n");
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"legacy mode disabled", vdev->vbasedev.name);
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error_reportf_err(err, ERR_PREFIX, vdev->vbasedev.name);
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goto out;
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goto out;
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}
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}
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@ -2721,10 +2721,9 @@ static int vfio_initfn(PCIDevice *pdev)
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goto out_teardown;
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goto out_teardown;
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}
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}
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ret = vfio_pci_igd_opregion_init(vdev, opregion);
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ret = vfio_pci_igd_opregion_init(vdev, opregion, &err);
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g_free(opregion);
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g_free(opregion);
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if (ret) {
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if (ret) {
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error_setg_errno(&err, -ret, "IGD OpRegion initialization failed");
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goto out_teardown;
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goto out_teardown;
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}
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}
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}
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}
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@ -164,6 +164,7 @@ void vfio_setup_resetfn_quirk(VFIOPCIDevice *vdev);
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int vfio_populate_vga(VFIOPCIDevice *vdev, Error **errp);
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int vfio_populate_vga(VFIOPCIDevice *vdev, Error **errp);
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int vfio_pci_igd_opregion_init(VFIOPCIDevice *vdev,
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int vfio_pci_igd_opregion_init(VFIOPCIDevice *vdev,
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struct vfio_region_info *info);
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struct vfio_region_info *info,
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Error **errp);
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#endif /* HW_VFIO_VFIO_PCI_H */
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#endif /* HW_VFIO_VFIO_PCI_H */
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