MIPS: OCTEON: don't set octeon_dma_bar_type if PCI is disabled

Don't set octeon_dma_bar_type if PCI is disabled. This avoids creation
of the MSI irqchip later on, and saves a bit of memory.

Signed-off-by: Aaro Koskinen <[e-mail]>
Signed-off-by: Paul Burton <[e-mail]>
Fixes: a214720cbf50 ("Disable MSI also when pcie-octeon.pcie_disable on")
Cc: [e-mail] # v3.3+
Cc: [e-mail]

arch/mips/pci/pci-octeon.c

···
 	if (octeon_has_feature(OCTEON_FEATURE_PCIE))
 		return 0;
 
+	if (!octeon_is_pci_host()) {
+		pr_notice("Not in host mode, PCI Controller not initialized\n");
+		return 0;
+	}
+
 	/* Point pcibios_map_irq() to the PCI version of it */
 	octeon_pcibios_map_irq = octeon_pci_pcibios_map_irq;
 
···
 		octeon_dma_bar_type = OCTEON_DMA_BAR_TYPE_SMALL;
 	else
 		octeon_dma_bar_type = OCTEON_DMA_BAR_TYPE_BIG;
-
-	if (!octeon_is_pci_host()) {
-		pr_notice("Not in host mode, PCI Controller not initialized\n");
-		return 0;
-	}
 
 	/* PCI I/O and PCI MEM values */
 	set_io_port_base(OCTEON_PCI_IOSPACE_BASE);