18 files changed, 104 insertions, 174 deletions

diff --git a/arch/arm/boot/dts/spear1310.dtsi b/arch/arm/boot/dts/spear1310.dtsi
index fa5f2bb5f106..9d342920695a 100644
--- a/arch/arm/boot/dts/spear1310.dtsi
+++ b/arch/arm/boot/dts/spear1310.dtsi
@@ -85,7 +85,8 @@
 
 		pcie0: pcie@b1000000 {
 			compatible = "st,spear1340-pcie", "snps,dw-pcie";
-			reg = <0xb1000000 0x4000>;
+			reg = <0xb1000000 0x4000>, <0x80000000 0x20000>;
+			reg-names = "dbi", "config";
 			interrupts = <0 68 0x4>;
 			interrupt-map-mask = <0 0 0 0>;
 			interrupt-map = <0x0 0 &gic 0 68 0x4>;
@@ -95,15 +96,15 @@
 			#address-cells = <3>;
 			#size-cells = <2>;
 			device_type = "pci";
-			ranges = <0x00000800 0 0x80000000 0x80000000 0 0x00020000   /* configuration space */
-				0x81000000 0 0	 0x80020000 0 0x00010000   /* downstream I/O */
+			ranges = <0x81000000 0 0	 0x80020000 0 0x00010000   /* downstream I/O */
 				0x82000000 0 0x80030000 0xc0030000 0 0x0ffd0000>; /* non-prefetchable memory */
 			status = "disabled";
 		};
 
 		pcie1: pcie@b1800000 {
 			compatible = "st,spear1340-pcie", "snps,dw-pcie";
-			reg = <0xb1800000 0x4000>;
+			reg = <0xb1800000 0x4000>, <0x90000000 0x20000>;
+			reg-names = "dbi", "config";
 			interrupts = <0 69 0x4>;
 			interrupt-map-mask = <0 0 0 0>;
 			interrupt-map = <0x0 0 &gic 0 69 0x4>;
@@ -113,15 +114,15 @@
 			#address-cells = <3>;
 			#size-cells = <2>;
 			device_type = "pci";
-			ranges = <0x00000800 0 0x90000000 0x90000000 0 0x00020000   /* configuration space */
-				0x81000000 0 0  0x90020000 0 0x00010000   /* downstream I/O */
+			ranges = <0x81000000 0 0  0x90020000 0 0x00010000   /* downstream I/O */
 				0x82000000 0 0x90030000 0x90030000 0 0x0ffd0000>; /* non-prefetchable memory */
 			status = "disabled";
 		};
 
 		pcie2: pcie@b4000000 {
 			compatible = "st,spear1340-pcie", "snps,dw-pcie";
-			reg = <0xb4000000 0x4000>;
+			reg = <0xb4000000 0x4000>, <0xc0000000 0x20000>;
+			reg-names = "dbi", "config";
 			interrupts = <0 70 0x4>;
 			interrupt-map-mask = <0 0 0 0>;
 			interrupt-map = <0x0 0 &gic 0 70 0x4>;
@@ -131,8 +132,7 @@
 			#address-cells = <3>;
 			#size-cells = <2>;
 			device_type = "pci";
-			ranges = <0x00000800 0 0xc0000000 0xc0000000 0 0x00020000   /* configuration space */
-				0x81000000 0 0	 0xc0020000 0 0x00010000   /* downstream I/O */
+			ranges = <0x81000000 0 0	 0xc0020000 0 0x00010000   /* downstream I/O */
 				0x82000000 0 0xc0030000 0xc0030000 0 0x0ffd0000>; /* non-prefetchable memory */
 			status = "disabled";
 		};
diff --git a/arch/arm/boot/dts/spear1340.dtsi b/arch/arm/boot/dts/spear1340.dtsi
index e71df0f2cb52..13e1aa33daa2 100644
--- a/arch/arm/boot/dts/spear1340.dtsi
+++ b/arch/arm/boot/dts/spear1340.dtsi
@@ -50,7 +50,8 @@
 
 		pcie0: pcie@b1000000 {
 			compatible = "st,spear1340-pcie", "snps,dw-pcie";
-			reg = <0xb1000000 0x4000>;
+			reg = <0xb1000000 0x4000>, <0x80000000 0x20000>;
+			reg-names = "dbi", "config";
 			interrupts = <0 68 0x4>;
 			interrupt-map-mask = <0 0 0 0>;
 			interrupt-map = <0x0 0 &gic 0 68 0x4>;
@@ -60,8 +61,7 @@
 			#address-cells = <3>;
 			#size-cells = <2>;
 			device_type = "pci";
-			ranges = <0x00000800 0 0x80000000 0x80000000 0 0x00020000   /* configuration space */
-				0x81000000 0 0	 0x80020000 0 0x00010000   /* downstream I/O */
+			ranges = <0x81000000 0 0	 0x80020000 0 0x00010000   /* downstream I/O */
 				0x82000000 0 0x80030000 0xc0030000 0 0x0ffd0000>; /* non-prefetchable memory */
 			status = "disabled";
 		};
diff --git a/arch/ia64/kernel/msi_ia64.c b/arch/ia64/kernel/msi_ia64.c
index c430f9198d1b..8c3730c3c63d 100644
--- a/arch/ia64/kernel/msi_ia64.c
+++ b/arch/ia64/kernel/msi_ia64.c
@@ -23,7 +23,7 @@ static int ia64_set_msi_irq_affinity(struct irq_data *idata,
 	if (irq_prepare_move(irq, cpu))
 		return -1;
 
-	get_cached_msi_msg(irq, &msg);
+	__get_cached_msi_msg(idata->msi_desc, &msg);
 
 	addr = msg.address_lo;
 	addr &= MSI_ADDR_DEST_ID_MASK;
diff --git a/arch/ia64/sn/kernel/msi_sn.c b/arch/ia64/sn/kernel/msi_sn.c
index afc58d2799ad..446e7799928c 100644
--- a/arch/ia64/sn/kernel/msi_sn.c
+++ b/arch/ia64/sn/kernel/msi_sn.c
@@ -175,8 +175,8 @@ static int sn_set_msi_irq_affinity(struct irq_data *data,
 	 * Release XIO resources for the old MSI PCI address
 	 */
 
-	get_cached_msi_msg(irq, &msg);
-        sn_pdev = (struct pcidev_info *)sn_irq_info->irq_pciioinfo;
+	__get_cached_msi_msg(data->msi_desc, &msg);
+	sn_pdev = (struct pcidev_info *)sn_irq_info->irq_pciioinfo;
 	pdev = sn_pdev->pdi_linux_pcidev;
 	provider = SN_PCIDEV_BUSPROVIDER(pdev);
 
diff --git a/arch/mips/pci/msi-octeon.c b/arch/mips/pci/msi-octeon.c
index ab0c5d14c6f7..63bbe07a1ccd 100644
--- a/arch/mips/pci/msi-octeon.c
+++ b/arch/mips/pci/msi-octeon.c
@@ -73,8 +73,7 @@ int arch_setup_msi_irq(struct pci_dev *dev, struct msi_desc *desc)
 	 * wants.  Most devices only want 1, which will give
 	 * configured_private_bits and request_private_bits equal 0.
 	 */
-	pci_read_config_word(dev, desc->msi_attrib.pos + PCI_MSI_FLAGS,
-			     &control);
+	pci_read_config_word(dev, dev->msi_cap + PCI_MSI_FLAGS, &control);
 
 	/*
 	 * If the number of private bits has been configured then use
@@ -176,8 +175,7 @@ msi_irq_allocated:
 	/* Update the number of IRQs the device has available to it */
 	control &= ~PCI_MSI_FLAGS_QSIZE;
 	control |= request_private_bits << 4;
-	pci_write_config_word(dev, desc->msi_attrib.pos + PCI_MSI_FLAGS,
-			      control);
+	pci_write_config_word(dev, dev->msi_cap + PCI_MSI_FLAGS, control);
 
 	irq_set_msi_desc(irq, desc);
 	write_msi_msg(irq, &msg);
diff --git a/arch/powerpc/include/asm/machdep.h b/arch/powerpc/include/asm/machdep.h
index b125ceab149c..3af721633618 100644
--- a/arch/powerpc/include/asm/machdep.h
+++ b/arch/powerpc/include/asm/machdep.h
@@ -136,8 +136,6 @@ struct machdep_calls {
 	int		(*pci_setup_phb)(struct pci_controller *host);
 
 #ifdef CONFIG_PCI_MSI
-	int		(*msi_check_device)(struct pci_dev* dev,
-					    int nvec, int type);
 	int		(*setup_msi_irqs)(struct pci_dev *dev,
 					  int nvec, int type);
 	void		(*teardown_msi_irqs)(struct pci_dev *dev);
diff --git a/arch/powerpc/kernel/msi.c b/arch/powerpc/kernel/msi.c
index 8bbc12d20f5c..71bd161640cf 100644
--- a/arch/powerpc/kernel/msi.c
+++ b/arch/powerpc/kernel/msi.c
@@ -13,7 +13,7 @@
 
 #include <asm/machdep.h>
 
-int arch_msi_check_device(struct pci_dev* dev, int nvec, int type)
+int arch_setup_msi_irqs(struct pci_dev *dev, int nvec, int type)
 {
 	if (!ppc_md.setup_msi_irqs || !ppc_md.teardown_msi_irqs) {
 		pr_debug("msi: Platform doesn't provide MSI callbacks.\n");
@@ -24,16 +24,6 @@ int arch_msi_check_device(struct pci_dev* dev, int nvec, int type)
 	if (type == PCI_CAP_ID_MSI && nvec > 1)
 		return 1;
 
-	if (ppc_md.msi_check_device) {
-		pr_debug("msi: Using platform check routine.\n");
-		return ppc_md.msi_check_device(dev, nvec, type);
-	}
-
-        return 0;
-}
-
-int arch_setup_msi_irqs(struct pci_dev *dev, int nvec, int type)
-{
 	return ppc_md.setup_msi_irqs(dev, nvec, type);
 }
 
diff --git a/arch/powerpc/platforms/cell/axon_msi.c b/arch/powerpc/platforms/cell/axon_msi.c
index 85825b5401e5..862b32702d29 100644
--- a/arch/powerpc/platforms/cell/axon_msi.c
+++ b/arch/powerpc/platforms/cell/axon_msi.c
@@ -199,14 +199,6 @@ out_error:
 	return msic;
 }
 
-static int axon_msi_check_device(struct pci_dev *dev, int nvec, int type)
-{
-	if (!find_msi_translator(dev))
-		return -ENODEV;
-
-	return 0;
-}
-
 static int setup_msi_msg_address(struct pci_dev *dev, struct msi_msg *msg)
 {
 	struct device_node *dn;
@@ -416,7 +408,6 @@ static int axon_msi_probe(struct platform_device *device)
 
 	ppc_md.setup_msi_irqs = axon_msi_setup_msi_irqs;
 	ppc_md.teardown_msi_irqs = axon_msi_teardown_msi_irqs;
-	ppc_md.msi_check_device = axon_msi_check_device;
 
 	axon_msi_debug_setup(dn, msic);
 
diff --git a/arch/powerpc/platforms/powernv/pci.c b/arch/powerpc/platforms/powernv/pci.c
index b854b57ed5e1..b45c49249a5d 100644
--- a/arch/powerpc/platforms/powernv/pci.c
+++ b/arch/powerpc/platforms/powernv/pci.c
@@ -46,29 +46,21 @@
 //#define cfg_dbg(fmt...)	printk(fmt)
 
 #ifdef CONFIG_PCI_MSI
-static int pnv_msi_check_device(struct pci_dev* pdev, int nvec, int type)
-{
-	struct pci_controller *hose = pci_bus_to_host(pdev->bus);
-	struct pnv_phb *phb = hose->private_data;
-	struct pci_dn *pdn = pci_get_pdn(pdev);
-
-	if (pdn && pdn->force_32bit_msi && !phb->msi32_support)
-		return -ENODEV;
-
-	return (phb && phb->msi_bmp.bitmap) ? 0 : -ENODEV;
-}
-
 static int pnv_setup_msi_irqs(struct pci_dev *pdev, int nvec, int type)
 {
 	struct pci_controller *hose = pci_bus_to_host(pdev->bus);
 	struct pnv_phb *phb = hose->private_data;
+	struct pci_dn *pdn = pci_get_pdn(pdev);
 	struct msi_desc *entry;
 	struct msi_msg msg;
 	int hwirq;
 	unsigned int virq;
 	int rc;
 
-	if (WARN_ON(!phb))
+	if (WARN_ON(!phb) || !phb->msi_bmp.bitmap)
+		return -ENODEV;
+
+	if (pdn && pdn->force_32bit_msi && !phb->msi32_support)
 		return -ENODEV;
 
 	list_for_each_entry(entry, &pdev->msi_list, list) {
@@ -860,7 +852,6 @@ void __init pnv_pci_init(void)
 
 	/* Configure MSIs */
 #ifdef CONFIG_PCI_MSI
-	ppc_md.msi_check_device = pnv_msi_check_device;
 	ppc_md.setup_msi_irqs = pnv_setup_msi_irqs;
 	ppc_md.teardown_msi_irqs = pnv_teardown_msi_irqs;
 #endif
diff --git a/arch/powerpc/platforms/pseries/msi.c b/arch/powerpc/platforms/pseries/msi.c
index 18ff4626d74e..8ab5add4ac82 100644
--- a/arch/powerpc/platforms/pseries/msi.c
+++ b/arch/powerpc/platforms/pseries/msi.c
@@ -336,26 +336,6 @@ out:
 	return request;
 }
 
-static int rtas_msi_check_device(struct pci_dev *pdev, int nvec, int type)
-{
-	int quota, rc;
-
-	if (type == PCI_CAP_ID_MSIX)
-		rc = check_req_msix(pdev, nvec);
-	else
-		rc = check_req_msi(pdev, nvec);
-
-	if (rc)
-		return rc;
-
-	quota = msi_quota_for_device(pdev, nvec);
-
-	if (quota && quota < nvec)
-		return quota;
-
-	return 0;
-}
-
 static int check_msix_entries(struct pci_dev *pdev)
 {
 	struct msi_desc *entry;
@@ -397,15 +377,24 @@ static void rtas_hack_32bit_msi_gen2(struct pci_dev *pdev)
 static int rtas_setup_msi_irqs(struct pci_dev *pdev, int nvec_in, int type)
 {
 	struct pci_dn *pdn;
-	int hwirq, virq, i, rc;
+	int hwirq, virq, i, quota, rc;
 	struct msi_desc *entry;
 	struct msi_msg msg;
 	int nvec = nvec_in;
 	int use_32bit_msi_hack = 0;
 
-	pdn = pci_get_pdn(pdev);
-	if (!pdn)
-		return -ENODEV;
+	if (type == PCI_CAP_ID_MSIX)
+		rc = check_req_msix(pdev, nvec);
+	else
+		rc = check_req_msi(pdev, nvec);
+
+	if (rc)
+		return rc;
+
+	quota = msi_quota_for_device(pdev, nvec);
+
+	if (quota && quota < nvec)
+		return quota;
 
 	if (type == PCI_CAP_ID_MSIX && check_msix_entries(pdev))
 		return -EINVAL;
@@ -416,12 +405,14 @@ static int rtas_setup_msi_irqs(struct pci_dev *pdev, int nvec_in, int type)
 	 */
 	if (type == PCI_CAP_ID_MSIX) {
 		int m = roundup_pow_of_two(nvec);
-		int quota = msi_quota_for_device(pdev, m);
+		quota = msi_quota_for_device(pdev, m);
 
 		if (quota >= m)
 			nvec = m;
 	}
 
+	pdn = pci_get_pdn(pdev);
+
 	/*
 	 * Try the new more explicit firmware interface, if that fails fall
 	 * back to the old interface. The old interface is known to never
@@ -485,7 +476,7 @@ again:
 		irq_set_msi_desc(virq, entry);
 
 		/* Read config space back so we can restore after reset */
-		read_msi_msg(virq, &msg);
+		__read_msi_msg(entry, &msg);
 		entry->msg = msg;
 	}
 
@@ -526,7 +517,6 @@ static int rtas_msi_init(void)
 	WARN_ON(ppc_md.setup_msi_irqs);
 	ppc_md.setup_msi_irqs = rtas_setup_msi_irqs;
 	ppc_md.teardown_msi_irqs = rtas_teardown_msi_irqs;
-	ppc_md.msi_check_device = rtas_msi_check_device;
 
 	WARN_ON(ppc_md.pci_irq_fixup);
 	ppc_md.pci_irq_fixup = rtas_msi_pci_irq_fixup;
diff --git a/arch/powerpc/sysdev/fsl_msi.c b/arch/powerpc/sysdev/fsl_msi.c
index 77efbaec7b9c..b32e79dbef4f 100644
--- a/arch/powerpc/sysdev/fsl_msi.c
+++ b/arch/powerpc/sysdev/fsl_msi.c
@@ -109,14 +109,6 @@ static int fsl_msi_init_allocator(struct fsl_msi *msi_data)
 	return 0;
 }
 
-static int fsl_msi_check_device(struct pci_dev *pdev, int nvec, int type)
-{
-	if (type == PCI_CAP_ID_MSIX)
-		pr_debug("fslmsi: MSI-X untested, trying anyway.\n");
-
-	return 0;
-}
-
 static void fsl_teardown_msi_irqs(struct pci_dev *pdev)
 {
 	struct msi_desc *entry;
@@ -173,6 +165,9 @@ static int fsl_setup_msi_irqs(struct pci_dev *pdev, int nvec, int type)
 	struct msi_msg msg;
 	struct fsl_msi *msi_data;
 
+	if (type == PCI_CAP_ID_MSIX)
+		pr_debug("fslmsi: MSI-X untested, trying anyway.\n");
+
 	/*
 	 * If the PCI node has an fsl,msi property, then we need to use it
 	 * to find the specific MSI.
@@ -527,7 +522,6 @@ static int fsl_of_msi_probe(struct platform_device *dev)
 	if (!ppc_md.setup_msi_irqs) {
 		ppc_md.setup_msi_irqs = fsl_setup_msi_irqs;
 		ppc_md.teardown_msi_irqs = fsl_teardown_msi_irqs;
-		ppc_md.msi_check_device = fsl_msi_check_device;
 	} else if (ppc_md.setup_msi_irqs != fsl_setup_msi_irqs) {
 		dev_err(&dev->dev, "Different MSI driver already installed!\n");
 		err = -ENODEV;
diff --git a/arch/powerpc/sysdev/mpic_pasemi_msi.c b/arch/powerpc/sysdev/mpic_pasemi_msi.c
index 38e62382070c..15dccd35fa11 100644
--- a/arch/powerpc/sysdev/mpic_pasemi_msi.c
+++ b/arch/powerpc/sysdev/mpic_pasemi_msi.c
@@ -63,14 +63,6 @@ static struct irq_chip mpic_pasemi_msi_chip = {
 	.name			= "PASEMI-MSI",
 };
 
-static int pasemi_msi_check_device(struct pci_dev *pdev, int nvec, int type)
-{
-	if (type == PCI_CAP_ID_MSIX)
-		pr_debug("pasemi_msi: MSI-X untested, trying anyway\n");
-
-	return 0;
-}
-
 static void pasemi_msi_teardown_msi_irqs(struct pci_dev *pdev)
 {
 	struct msi_desc *entry;
@@ -97,6 +89,8 @@ static int pasemi_msi_setup_msi_irqs(struct pci_dev *pdev, int nvec, int type)
 	struct msi_msg msg;
 	int hwirq;
 
+	if (type == PCI_CAP_ID_MSIX)
+		pr_debug("pasemi_msi: MSI-X untested, trying anyway\n");
 	pr_debug("pasemi_msi_setup_msi_irqs, pdev %p nvec %d type %d\n",
 		 pdev, nvec, type);
 
@@ -169,7 +163,6 @@ int mpic_pasemi_msi_init(struct mpic *mpic)
 	WARN_ON(ppc_md.setup_msi_irqs);
 	ppc_md.setup_msi_irqs = pasemi_msi_setup_msi_irqs;
 	ppc_md.teardown_msi_irqs = pasemi_msi_teardown_msi_irqs;
-	ppc_md.msi_check_device = pasemi_msi_check_device;
 
 	return 0;
 }
diff --git a/arch/powerpc/sysdev/mpic_u3msi.c b/arch/powerpc/sysdev/mpic_u3msi.c
index 9a7aa0ed9c1c..623d7fba15b4 100644
--- a/arch/powerpc/sysdev/mpic_u3msi.c
+++ b/arch/powerpc/sysdev/mpic_u3msi.c
@@ -105,22 +105,6 @@ static u64 find_u4_magic_addr(struct pci_dev *pdev, unsigned int hwirq)
 	return 0;
 }
 
-static int u3msi_msi_check_device(struct pci_dev *pdev, int nvec, int type)
-{
-	if (type == PCI_CAP_ID_MSIX)
-		pr_debug("u3msi: MSI-X untested, trying anyway.\n");
-
-	/* If we can't find a magic address then MSI ain't gonna work */
-	if (find_ht_magic_addr(pdev, 0) == 0 &&
-	    find_u4_magic_addr(pdev, 0) == 0) {
-		pr_debug("u3msi: no magic address found for %s\n",
-			 pci_name(pdev));
-		return -ENXIO;
-	}
-
-	return 0;
-}
-
 static void u3msi_teardown_msi_irqs(struct pci_dev *pdev)
 {
 	struct msi_desc *entry;
@@ -146,6 +130,17 @@ static int u3msi_setup_msi_irqs(struct pci_dev *pdev, int nvec, int type)
 	u64 addr;
 	int hwirq;
 
+	if (type == PCI_CAP_ID_MSIX)
+		pr_debug("u3msi: MSI-X untested, trying anyway.\n");
+
+	/* If we can't find a magic address then MSI ain't gonna work */
+	if (find_ht_magic_addr(pdev, 0) == 0 &&
+	    find_u4_magic_addr(pdev, 0) == 0) {
+		pr_debug("u3msi: no magic address found for %s\n",
+			 pci_name(pdev));
+		return -ENXIO;
+	}
+
 	list_for_each_entry(entry, &pdev->msi_list, list) {
 		hwirq = msi_bitmap_alloc_hwirqs(&msi_mpic->msi_bitmap, 1);
 		if (hwirq < 0) {
@@ -202,7 +197,6 @@ int mpic_u3msi_init(struct mpic *mpic)
 	WARN_ON(ppc_md.setup_msi_irqs);
 	ppc_md.setup_msi_irqs = u3msi_setup_msi_irqs;
 	ppc_md.teardown_msi_irqs = u3msi_teardown_msi_irqs;
-	ppc_md.msi_check_device = u3msi_msi_check_device;
 
 	return 0;
 }
diff --git a/arch/powerpc/sysdev/ppc4xx_hsta_msi.c b/arch/powerpc/sysdev/ppc4xx_hsta_msi.c
index 11c888416f0a..a6a4dbda9078 100644
--- a/arch/powerpc/sysdev/ppc4xx_hsta_msi.c
+++ b/arch/powerpc/sysdev/ppc4xx_hsta_msi.c
@@ -44,6 +44,12 @@ static int hsta_setup_msi_irqs(struct pci_dev *dev, int nvec, int type)
 	int irq, hwirq;
 	u64 addr;
 
+	/* We don't support MSI-X */
+	if (type == PCI_CAP_ID_MSIX) {
+		pr_debug("%s: MSI-X not supported.\n", __func__);
+		return -EINVAL;
+	}
+
 	list_for_each_entry(entry, &dev->msi_list, list) {
 		irq = msi_bitmap_alloc_hwirqs(&ppc4xx_hsta_msi.bmp, 1);
 		if (irq < 0) {
@@ -117,17 +123,6 @@ static void hsta_teardown_msi_irqs(struct pci_dev *dev)
 	}
 }
 
-static int hsta_msi_check_device(struct pci_dev *pdev, int nvec, int type)
-{
-	/* We don't support MSI-X */
-	if (type == PCI_CAP_ID_MSIX) {
-		pr_debug("%s: MSI-X not supported.\n", __func__);
-		return -EINVAL;
-	}
-
-	return 0;
-}
-
 static int hsta_msi_probe(struct platform_device *pdev)
 {
 	struct device *dev = &pdev->dev;
@@ -178,7 +173,6 @@ static int hsta_msi_probe(struct platform_device *pdev)
 
 	ppc_md.setup_msi_irqs = hsta_setup_msi_irqs;
 	ppc_md.teardown_msi_irqs = hsta_teardown_msi_irqs;
-	ppc_md.msi_check_device = hsta_msi_check_device;
 	return 0;
 
 out2:
diff --git a/arch/powerpc/sysdev/ppc4xx_msi.c b/arch/powerpc/sysdev/ppc4xx_msi.c
index 43948da837a7..22b5200636e7 100644
--- a/arch/powerpc/sysdev/ppc4xx_msi.c
+++ b/arch/powerpc/sysdev/ppc4xx_msi.c
@@ -85,8 +85,12 @@ static int ppc4xx_setup_msi_irqs(struct pci_dev *dev, int nvec, int type)
 	struct msi_desc *entry;
 	struct ppc4xx_msi *msi_data = &ppc4xx_msi;
 
-	msi_data->msi_virqs = kmalloc((msi_irqs) * sizeof(int),
-					    GFP_KERNEL);
+	dev_dbg(&dev->dev, "PCIE-MSI:%s called. vec %x type %d\n",
+		__func__, nvec, type);
+	if (type == PCI_CAP_ID_MSIX)
+		pr_debug("ppc4xx msi: MSI-X untested, trying anyway.\n");
+
+	msi_data->msi_virqs = kmalloc((msi_irqs) * sizeof(int), GFP_KERNEL);
 	if (!msi_data->msi_virqs)
 		return -ENOMEM;
 
@@ -134,16 +138,6 @@ void ppc4xx_teardown_msi_irqs(struct pci_dev *dev)
 	}
 }
 
-static int ppc4xx_msi_check_device(struct pci_dev *pdev, int nvec, int type)
-{
-	dev_dbg(&pdev->dev, "PCIE-MSI:%s called. vec %x type %d\n",
-		__func__, nvec, type);
-	if (type == PCI_CAP_ID_MSIX)
-		pr_debug("ppc4xx msi: MSI-X untested, trying anyway.\n");
-
-	return 0;
-}
-
 static int ppc4xx_setup_pcieh_hw(struct platform_device *dev,
 				 struct resource res, struct ppc4xx_msi *msi)
 {
@@ -259,7 +253,6 @@ static int ppc4xx_msi_probe(struct platform_device *dev)
 
 	ppc_md.setup_msi_irqs = ppc4xx_setup_msi_irqs;
 	ppc_md.teardown_msi_irqs = ppc4xx_teardown_msi_irqs;
-	ppc_md.msi_check_device = ppc4xx_msi_check_device;
 	return err;
 
 error_out:
diff --git a/arch/x86/pci/common.c b/arch/x86/pci/common.c
index 059a76c29739..7b20bccf3648 100644
--- a/arch/x86/pci/common.c
+++ b/arch/x86/pci/common.c
@@ -81,14 +81,14 @@ struct pci_ops pci_root_ops = {
  */
 DEFINE_RAW_SPINLOCK(pci_config_lock);
 
-static int can_skip_ioresource_align(const struct dmi_system_id *d)
+static int __init can_skip_ioresource_align(const struct dmi_system_id *d)
 {
 	pci_probe |= PCI_CAN_SKIP_ISA_ALIGN;
 	printk(KERN_INFO "PCI: %s detected, can skip ISA alignment\n", d->ident);
 	return 0;
 }
 
-static const struct dmi_system_id can_skip_pciprobe_dmi_table[] = {
+static const struct dmi_system_id can_skip_pciprobe_dmi_table[] __initconst = {
 /*
  * Systems where PCI IO resource ISA alignment can be skipped
  * when the ISA enable bit in the bridge control is not set
@@ -186,7 +186,7 @@ void pcibios_remove_bus(struct pci_bus *bus)
  * on the kernel command line (which was parsed earlier).
  */
 
-static int set_bf_sort(const struct dmi_system_id *d)
+static int __init set_bf_sort(const struct dmi_system_id *d)
 {
 	if (pci_bf_sort == pci_bf_sort_default) {
 		pci_bf_sort = pci_dmi_bf;
@@ -195,8 +195,8 @@ static int set_bf_sort(const struct dmi_system_id *d)
 	return 0;
 }
 
-static void read_dmi_type_b1(const struct dmi_header *dm,
-				       void *private_data)
+static void __init read_dmi_type_b1(const struct dmi_header *dm,
+				    void *private_data)
 {
 	u8 *d = (u8 *)dm + 4;
 
@@ -217,7 +217,7 @@ static void read_dmi_type_b1(const struct dmi_header *dm,
 	}
 }
 
-static int find_sort_method(const struct dmi_system_id *d)
+static int __init find_sort_method(const struct dmi_system_id *d)
 {
 	dmi_walk(read_dmi_type_b1, NULL);
 
@@ -232,7 +232,7 @@ static int find_sort_method(const struct dmi_system_id *d)
  * Enable renumbering of PCI bus# ranges to reach all PCI busses (Cardbus)
  */
 #ifdef __i386__
-static int assign_all_busses(const struct dmi_system_id *d)
+static int __init assign_all_busses(const struct dmi_system_id *d)
 {
 	pci_probe |= PCI_ASSIGN_ALL_BUSSES;
 	printk(KERN_INFO "%s detected: enabling PCI bus# renumbering"
@@ -241,7 +241,7 @@ static int assign_all_busses(const struct dmi_system_id *d)
 }
 #endif
 
-static int set_scan_all(const struct dmi_system_id *d)
+static int __init set_scan_all(const struct dmi_system_id *d)
 {
 	printk(KERN_INFO "PCI: %s detected, enabling pci=pcie_scan_all\n",
 	       d->ident);
@@ -249,7 +249,7 @@ static int set_scan_all(const struct dmi_system_id *d)
 	return 0;
 }
 
-static const struct dmi_system_id pciprobe_dmi_table[] = {
+static const struct dmi_system_id pciprobe_dmi_table[] __initconst = {
 #ifdef __i386__
 /*
  * Laptops which need pci=assign-busses to see Cardbus cards
@@ -512,7 +512,7 @@ int __init pcibios_init(void)
 	return 0;
 }
 
-char * __init pcibios_setup(char *str)
+char *__init pcibios_setup(char *str)
 {
 	if (!strcmp(str, "off")) {
 		pci_probe = 0;
diff --git a/arch/x86/pci/mmconfig-shared.c b/arch/x86/pci/mmconfig-shared.c
index 248642f4bab7..326198a4434e 100644
--- a/arch/x86/pci/mmconfig-shared.c
+++ b/arch/x86/pci/mmconfig-shared.c
@@ -31,7 +31,7 @@ static DEFINE_MUTEX(pci_mmcfg_lock);
 
 LIST_HEAD(pci_mmcfg_list);
 
-static __init void pci_mmconfig_remove(struct pci_mmcfg_region *cfg)
+static void __init pci_mmconfig_remove(struct pci_mmcfg_region *cfg)
 {
 	if (cfg->res.parent)
 		release_resource(&cfg->res);
@@ -39,7 +39,7 @@ static __init void pci_mmconfig_remove(struct pci_mmcfg_region *cfg)
 	kfree(cfg);
 }
 
-static __init void free_all_mmcfg(void)
+static void __init free_all_mmcfg(void)
 {
 	struct pci_mmcfg_region *cfg, *tmp;
 
@@ -93,7 +93,7 @@ static struct pci_mmcfg_region *pci_mmconfig_alloc(int segment, int start,
 	return new;
 }
 
-static __init struct pci_mmcfg_region *pci_mmconfig_add(int segment, int start,
+static struct pci_mmcfg_region *__init pci_mmconfig_add(int segment, int start,
 							int end, u64 addr)
 {
 	struct pci_mmcfg_region *new;
@@ -125,7 +125,7 @@ struct pci_mmcfg_region *pci_mmconfig_lookup(int segment, int bus)
 	return NULL;
 }
 
-static const char __init *pci_mmcfg_e7520(void)
+static const char *__init pci_mmcfg_e7520(void)
 {
 	u32 win;
 	raw_pci_ops->read(0, 0, PCI_DEVFN(0, 0), 0xce, 2, &win);
@@ -140,7 +140,7 @@ static const char __init *pci_mmcfg_e7520(void)
 	return "Intel Corporation E7520 Memory Controller Hub";
 }
 
-static const char __init *pci_mmcfg_intel_945(void)
+static const char *__init pci_mmcfg_intel_945(void)
 {
 	u32 pciexbar, mask = 0, len = 0;
 
@@ -184,7 +184,7 @@ static const char __init *pci_mmcfg_intel_945(void)
 	return "Intel Corporation 945G/GZ/P/PL Express Memory Controller Hub";
 }
 
-static const char __init *pci_mmcfg_amd_fam10h(void)
+static const char *__init pci_mmcfg_amd_fam10h(void)
 {
 	u32 low, high, address;
 	u64 base, msr;
@@ -235,21 +235,25 @@ static const char __init *pci_mmcfg_amd_fam10h(void)
 }
 
 static bool __initdata mcp55_checked;
-static const char __init *pci_mmcfg_nvidia_mcp55(void)
+static const char *__init pci_mmcfg_nvidia_mcp55(void)
 {
 	int bus;
 	int mcp55_mmconf_found = 0;
 
-	static const u32 extcfg_regnum		= 0x90;
-	static const u32 extcfg_regsize		= 4;
-	static const u32 extcfg_enable_mask	= 1<<31;
-	static const u32 extcfg_start_mask	= 0xff<<16;
-	static const int extcfg_start_shift	= 16;
-	static const u32 extcfg_size_mask	= 0x3<<28;
-	static const int extcfg_size_shift	= 28;
-	static const int extcfg_sizebus[]	= {0x100, 0x80, 0x40, 0x20};
-	static const u32 extcfg_base_mask[]	= {0x7ff8, 0x7ffc, 0x7ffe, 0x7fff};
-	static const int extcfg_base_lshift	= 25;
+	static const u32 extcfg_regnum __initconst	= 0x90;
+	static const u32 extcfg_regsize __initconst	= 4;
+	static const u32 extcfg_enable_mask __initconst	= 1 << 31;
+	static const u32 extcfg_start_mask __initconst	= 0xff << 16;
+	static const int extcfg_start_shift __initconst	= 16;
+	static const u32 extcfg_size_mask __initconst	= 0x3 << 28;
+	static const int extcfg_size_shift __initconst	= 28;
+	static const int extcfg_sizebus[] __initconst	= {
+		0x100, 0x80, 0x40, 0x20
+	};
+	static const u32 extcfg_base_mask[] __initconst	= {
+		0x7ff8, 0x7ffc, 0x7ffe, 0x7fff
+	};
+	static const int extcfg_base_lshift __initconst	= 25;
 
 	/*
 	 * do check if amd fam10h already took over
@@ -302,7 +306,7 @@ struct pci_mmcfg_hostbridge_probe {
 	const char *(*probe)(void);
 };
 
-static struct pci_mmcfg_hostbridge_probe pci_mmcfg_probes[] __initdata = {
+static const struct pci_mmcfg_hostbridge_probe pci_mmcfg_probes[] __initconst = {
 	{ 0, PCI_DEVFN(0, 0), PCI_VENDOR_ID_INTEL,
 	  PCI_DEVICE_ID_INTEL_E7520_MCH, pci_mmcfg_e7520 },
 	{ 0, PCI_DEVFN(0, 0), PCI_VENDOR_ID_INTEL,
diff --git a/arch/x86/pci/pcbios.c b/arch/x86/pci/pcbios.c
index c77b24a8b2da..9b83b9051ae7 100644
--- a/arch/x86/pci/pcbios.c
+++ b/arch/x86/pci/pcbios.c
@@ -79,13 +79,13 @@ union bios32 {
 static struct {
 	unsigned long address;
 	unsigned short segment;
-} bios32_indirect = { 0, __KERNEL_CS };
+} bios32_indirect __initdata = { 0, __KERNEL_CS };
 
 /*
  * Returns the entry point for the given service, NULL on error
  */
 
-static unsigned long bios32_service(unsigned long service)
+static unsigned long __init bios32_service(unsigned long service)
 {
 	unsigned char return_code;	/* %al */
 	unsigned long address;		/* %ebx */
@@ -124,7 +124,7 @@ static struct {
 
 static int pci_bios_present;
 
-static int check_pcibios(void)
+static int __init check_pcibios(void)
 {
 	u32 signature, eax, ebx, ecx;
 	u8 status, major_ver, minor_ver, hw_mech;
@@ -312,7 +312,7 @@ static const struct pci_raw_ops pci_bios_access = {
  * Try to find PCI BIOS.
  */
 
-static const struct pci_raw_ops *pci_find_bios(void)
+static const struct pci_raw_ops *__init pci_find_bios(void)
 {
 	union bios32 *check;
 	unsigned char sum;