From: Ralf Baechle <ralf@linux-mips.org>
Date: Mon, 6 Nov 2006 18:05:08 +0000 (+0000)
Subject: [MIPS] EV64120: Fix PCI interrupt allocation.
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=4e5852f31a22094a19bbc305e42651b6c92f3008;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git

[MIPS] EV64120: Fix PCI interrupt allocation.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
---

diff --git a/arch/mips/pci/Makefile b/arch/mips/pci/Makefile
index 3cf0dd4ba548..70cb55b89df6 100644
--- a/arch/mips/pci/Makefile
+++ b/arch/mips/pci/Makefile
@@ -26,7 +26,7 @@ obj-$(CONFIG_DDB5477)		+= fixup-ddb5477.o pci-ddb5477.o ops-ddb5477.o
 obj-$(CONFIG_LASAT)		+= pci-lasat.o
 obj-$(CONFIG_MIPS_ATLAS)	+= fixup-atlas.o
 obj-$(CONFIG_MIPS_COBALT)	+= fixup-cobalt.o
-obj-$(CONFIG_MIPS_EV64120)	+= fixup-ev64120.o
+obj-$(CONFIG_MIPS_EV64120)	+= pci-ev64120.o
 obj-$(CONFIG_SOC_AU1500)	+= fixup-au1000.o ops-au1000.o
 obj-$(CONFIG_SOC_AU1550)	+= fixup-au1000.o ops-au1000.o
 obj-$(CONFIG_SOC_PNX8550)	+= fixup-pnx8550.o ops-pnx8550.o
diff --git a/arch/mips/pci/fixup-ev64120.c b/arch/mips/pci/fixup-ev64120.c
deleted file mode 100644
index 8dbb90d63f0a..000000000000
--- a/arch/mips/pci/fixup-ev64120.c
+++ /dev/null
@@ -1,34 +0,0 @@
-#include <linux/pci.h>
-#include <linux/init.h>
-
-int pci_range_ck(unsigned char bus, unsigned char dev)
-{
-	if (((bus == 0) || (bus == 1)) && (dev >= 6) && (dev <= 8))
-		return 0;
-
-	return -1;
-}
-
-/*
- * After detecting all agents over the PCI , this function is called
- * in order to give an interrupt number for each PCI device starting
- * from IRQ 20. It does also enables master for each device.
- */
-void __devinit pcibios_fixup_bus(struct pci_bus *bus)
-{
-	unsigned int irq = 20;
-	struct pci_bus *current_bus = bus;
-	struct pci_dev *dev;
-	struct list_head *devices_link;
-
-	list_for_each(devices_link, &(current_bus->devices)) {
-		dev = pci_dev_b(devices_link);
-		if (dev != NULL) {
-			dev->irq = irq++;
-
-			/* Assign an interrupt number for the device */
-			pci_write_config_byte(dev, PCI_INTERRUPT_LINE, irq);
-			pcibios_set_master(dev);
-		}
-	}
-}
diff --git a/arch/mips/pci/pci-ev64120.c b/arch/mips/pci/pci-ev64120.c
new file mode 100644
index 000000000000..9cd859ef1842
--- /dev/null
+++ b/arch/mips/pci/pci-ev64120.c
@@ -0,0 +1,21 @@
+#include <linux/pci.h>
+
+int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+{
+	int irq;
+
+	if (!pin)
+		return 0;
+
+	irq = allocate_irqno();
+	if (irq < 0)
+		return 0;
+
+	return irq;
+}
+
+/* Do platform specific device initialization at pci_enable_device() time */
+int pcibios_plat_dev_init(struct pci_dev *dev)
+{
+	return 0;
+}