drm/xe/kunit: Set SR-IOV mode of the fake device

We want to add code that will check the driver's SR-IOV mode.

Update xe_pci_fake_device_init() and struct xe_pci_fake_data to
either explicitly specify desired SR-IOV mode of the fake device
or fallback to the default bare-metal mode.

Cc: Lucas De Marchi <lucas.demarchi@intel.com>
Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com>
Link: https://lore.kernel.org/r/20231218190629.502-5-michal.wajdeczko@intel.comSigned-off-by: Michal Wajdeczko <michal.wajdeczko@intel.com>

drivers/gpu/drm/xe/tests/xe_pci.c

@@ -156,6 +156,9 @@ int xe_pci_fake_device_init(struct xe_device *xe)
 		return -ENODEV;
 
 done:
+	xe->sriov.__mode = data && data->sriov_mode ?
+			   data->sriov_mode : XE_SRIOV_MODE_NONE;
+
 	kunit_activate_static_stub(test, read_gmdid, fake_read_gmdid);
 
 	xe_info_init_early(xe, desc, subplatform_desc);

drivers/gpu/drm/xe/tests/xe_pci_test.h

@@ -9,6 +9,7 @@
 #include <linux/types.h>
 
 #include "xe_platform_types.h"
+#include "xe_sriov_types.h"
 
 struct xe_device;
 struct xe_graphics_desc;
@@ -23,6 +24,7 @@ void xe_call_for_each_graphics_ip(xe_graphics_fn xe_fn);
 void xe_call_for_each_media_ip(xe_media_fn xe_fn);
 
 struct xe_pci_fake_data {
+	enum xe_sriov_mode sriov_mode;
 	enum xe_platform platform;
 	enum xe_subplatform subplatform;
 	u32 graphics_verx100;