From dcf300a69ac307053dfb35c2e33972e754a98bce Mon Sep 17 00:00:00 2001
From: Aaro Koskinen <aaro.koskinen@iki.fi>
Date: Sun, 27 Jan 2019 23:28:33 +0200
Subject: [PATCH] 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 <aaro.koskinen@iki.fi>
Signed-off-by: Paul Burton <paul.burton@mips.com>
Fixes: a214720cbf50 ("Disable MSI also when pcie-octeon.pcie_disable on")
Cc: stable@vger.kernel.org # v3.3+
Cc: linux-mips@vger.kernel.org
---
arch/mips/pci/pci-octeon.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/arch/mips/pci/pci-octeon.c b/arch/mips/pci/pci-octeon.c
index 5017d5843c5ac..fc29b85cfa926 100644
--- a/arch/mips/pci/pci-octeon.c
+++ b/arch/mips/pci/pci-octeon.c
@@ -568,6 +568,11 @@ static int __init octeon_pci_setup(void)
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;
@@ -579,11 +584,6 @@ static int __init octeon_pci_setup(void)
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);
ioport_resource.start = 0;
--
2.30.2