pds_core: no reset command for VF

The VF doesn't need to send a reset command, and in a PCI reset
scenario it might not have a valid IO space to write to anyway.

Fixes: 523847d ("pds_core: add devcmd device interfaces")
Signed-off-by: Shannon Nelson <shannon.nelson@amd.com>
Reviewed-by: Brett Creeley <brett.creeley@amd.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://lore.kernel.org/r/20230824161754.34264-4-shannon.nelson@amd.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

Author: emusln

drivers/net/ethernet/amd/pds_core/core.c

@@ -464,7 +464,8 @@ void pdsc_teardown(struct pdsc *pdsc, bool removing)
 {
 	int i;
 
-	pdsc_devcmd_reset(pdsc);
+	if (!pdsc->pdev->is_virtfn)
+		pdsc_devcmd_reset(pdsc);
 	pdsc_qcq_free(pdsc, &pdsc->notifyqcq);
 	pdsc_qcq_free(pdsc, &pdsc->adminqcq);