From: Paul Mundt <lethal@linux-sh.org>
Date: Sun, 19 Sep 2010 04:51:15 +0000 (+0900)
Subject: sh: pci: Use generic pci_enable_resources() for pcibios_enable_device().
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=c62e3fae58198fc1f5d7922f84fe91b3fcf61177;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git

sh: pci: Use generic pci_enable_resources() for pcibios_enable_device().

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
---

diff --git a/arch/sh/drivers/pci/pci.c b/arch/sh/drivers/pci/pci.c
index 1e9598d2bbf4..e4c988d46ad5 100644
--- a/arch/sh/drivers/pci/pci.c
+++ b/arch/sh/drivers/pci/pci.c
@@ -233,40 +233,7 @@ void pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res,
 
 int pcibios_enable_device(struct pci_dev *dev, int mask)
 {
-	u16 cmd, old_cmd;
-	int idx;
-	struct resource *r;
-
-	pci_read_config_word(dev, PCI_COMMAND, &cmd);
-	old_cmd = cmd;
-	for (idx=0; idx < PCI_NUM_RESOURCES; idx++) {
-		/* Only set up the requested stuff */
-		if (!(mask & (1<<idx)))
-			continue;
-
-		r = &dev->resource[idx];
-		if (!(r->flags & (IORESOURCE_IO | IORESOURCE_MEM)))
-			continue;
-		if ((idx == PCI_ROM_RESOURCE) &&
-				(!(r->flags & IORESOURCE_ROM_ENABLE)))
-			continue;
-		if (!r->start && r->end) {
-			printk(KERN_ERR "PCI: Device %s not available "
-			       "because of resource collisions\n",
-			       pci_name(dev));
-			return -EINVAL;
-		}
-		if (r->flags & IORESOURCE_IO)
-			cmd |= PCI_COMMAND_IO;
-		if (r->flags & IORESOURCE_MEM)
-			cmd |= PCI_COMMAND_MEMORY;
-	}
-	if (cmd != old_cmd) {
-		printk("PCI: Enabling device %s (%04x -> %04x)\n",
-		       pci_name(dev), old_cmd, cmd);
-		pci_write_config_word(dev, PCI_COMMAND, cmd);
-	}
-	return 0;
+	return pci_enable_resources(dev, mask);
 }
 
 /*