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[v3,1/3] MIPS: SGI-IP27: move IP27 specific code out of pci-ip27.c into new file

Message ID 20190319154755.31049-2-tbogendoerfer@suse.de
State Rejected
Delegated to: Lorenzo Pieralisi
Headers show
Series MIPS: SGI-IP27 rework part2 | expand

Commit Message

Thomas Bogendoerfer March 19, 2019, 3:47 p.m. UTC 
Code in pci-ip27.c will be moved to drivers/pci/controller therefore
platform specific needs to be extracted and put to the right place.

Signed-off-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 arch/mips/pci/pci-ip27.c      | 23 -----------------------
 arch/mips/sgi-ip27/Makefile   |  4 ++--
 arch/mips/sgi-ip27/ip27-pci.c | 30 ++++++++++++++++++++++++++++++
 3 files changed, 32 insertions(+), 25 deletions(-)
 create mode 100644 arch/mips/sgi-ip27/ip27-pci.c
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Patch

diff --git a/arch/mips/pci/pci-ip27.c b/arch/mips/pci/pci-ip27.c
index 3c177b4d0609..0b0f9c4eaf04 100644
--- a/arch/mips/pci/pci-ip27.c
+++ b/arch/mips/pci/pci-ip27.c
@@ -164,19 +164,6 @@  int pcibios_plat_dev_init(struct pci_dev *dev)
 	return 0;
 }
 
-dma_addr_t __phys_to_dma(struct device *dev, phys_addr_t paddr)
-{
-	struct pci_dev *pdev = to_pci_dev(dev);
-	struct bridge_controller *bc = BRIDGE_CONTROLLER(pdev->bus);
-
-	return bc->baddr + paddr;
-}
-
-phys_addr_t __dma_to_phys(struct device *dev, dma_addr_t dma_addr)
-{
-	return dma_addr & ~(0xffUL << 56);
-}
-
 /*
  * Device might live on a subordinate PCI bus.	XXX Walk up the chain of buses
  * to find the slot number in sense of the bridge device register.
@@ -200,15 +187,5 @@  static void pci_fixup_ioc3(struct pci_dev *d)
 	pci_disable_swapping(d);
 }
 
-#ifdef CONFIG_NUMA
-int pcibus_to_node(struct pci_bus *bus)
-{
-	struct bridge_controller *bc = BRIDGE_CONTROLLER(bus);
-
-	return bc->nasid;
-}
-EXPORT_SYMBOL(pcibus_to_node);
-#endif /* CONFIG_NUMA */
-
 DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_SGI, PCI_DEVICE_ID_SGI_IOC3,
 	pci_fixup_ioc3);
diff --git a/arch/mips/sgi-ip27/Makefile b/arch/mips/sgi-ip27/Makefile
index 27c14ede191e..f9694f2b20b1 100644
--- a/arch/mips/sgi-ip27/Makefile
+++ b/arch/mips/sgi-ip27/Makefile
@@ -3,8 +3,8 @@ 
 # Makefile for the IP27 specific kernel interface routines under Linux.
 #
 
-obj-y	:= ip27-berr.o ip27-irq.o ip27-init.o ip27-klconfig.o \
-	   ip27-klnuma.o ip27-memory.o ip27-nmi.o ip27-reset.o ip27-timer.o \
+obj-y	:= ip27-berr.o ip27-irq.o ip27-init.o ip27-klconfig.o ip27-klnuma.o \
+	   ip27-memory.o ip27-nmi.o ip27-pci.o ip27-reset.o ip27-timer.o \
 	   ip27-hubio.o ip27-xtalk.o
 
 obj-$(CONFIG_EARLY_PRINTK)	+= ip27-console.o
diff --git a/arch/mips/sgi-ip27/ip27-pci.c b/arch/mips/sgi-ip27/ip27-pci.c
new file mode 100644
index 000000000000..d3efa5fbe8a3
--- /dev/null
+++ b/arch/mips/sgi-ip27/ip27-pci.c
@@ -0,0 +1,30 @@ 
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * ip27-pci.c: misc PCI related helper code for IP27 architecture
+ */
+
+#include <asm/pci/bridge.h>
+
+dma_addr_t __phys_to_dma(struct device *dev, phys_addr_t paddr)
+{
+	struct pci_dev *pdev = to_pci_dev(dev);
+	struct bridge_controller *bc = BRIDGE_CONTROLLER(pdev->bus);
+
+	return bc->baddr + paddr;
+}
+
+phys_addr_t __dma_to_phys(struct device *dev, dma_addr_t dma_addr)
+{
+	return dma_addr & ~(0xffUL << 56);
+}
+
+#ifdef CONFIG_NUMA
+int pcibus_to_node(struct pci_bus *bus)
+{
+	struct bridge_controller *bc = BRIDGE_CONTROLLER(bus);
+
+	return bc->nasid;
+}
+EXPORT_SYMBOL(pcibus_to_node);
+#endif /* CONFIG_NUMA */
+