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-rw-r--r--drivers/pci/intr_remapping.c14
-rw-r--r--drivers/pci/iov.c23
-rw-r--r--drivers/pci/pci-driver.c16
-rw-r--r--drivers/pci/pci.h13
-rw-r--r--drivers/pci/quirks.c4
-rw-r--r--drivers/pci/setup-bus.c4
-rw-r--r--drivers/pci/setup-res.c8
7 files changed, 56 insertions, 26 deletions
diff --git a/drivers/pci/intr_remapping.c b/drivers/pci/intr_remapping.c
index 4f5b8712931..44803644ca0 100644
--- a/drivers/pci/intr_remapping.c
+++ b/drivers/pci/intr_remapping.c
@@ -55,15 +55,12 @@ static struct irq_2_iommu *irq_2_iommu(unsigned int irq)
return desc->irq_2_iommu;
}
-static struct irq_2_iommu *irq_2_iommu_alloc_node(unsigned int irq, int node)
+static struct irq_2_iommu *irq_2_iommu_alloc(unsigned int irq)
{
struct irq_desc *desc;
struct irq_2_iommu *irq_iommu;
- /*
- * alloc irq desc if not allocated already.
- */
- desc = irq_to_desc_alloc_node(irq, node);
+ desc = irq_to_desc(irq);
if (!desc) {
printk(KERN_INFO "can not get irq_desc for %d\n", irq);
return NULL;
@@ -72,16 +69,11 @@ static struct irq_2_iommu *irq_2_iommu_alloc_node(unsigned int irq, int node)
irq_iommu = desc->irq_2_iommu;
if (!irq_iommu)
- desc->irq_2_iommu = get_one_free_irq_2_iommu(node);
+ desc->irq_2_iommu = get_one_free_irq_2_iommu(irq_node(irq));
return desc->irq_2_iommu;
}
-static struct irq_2_iommu *irq_2_iommu_alloc(unsigned int irq)
-{
- return irq_2_iommu_alloc_node(irq, cpu_to_node(boot_cpu_id));
-}
-
#else /* !CONFIG_SPARSE_IRQ */
static struct irq_2_iommu irq_2_iommuX[NR_IRQS];
diff --git a/drivers/pci/iov.c b/drivers/pci/iov.c
index e3a87210e94..e03fe98f061 100644
--- a/drivers/pci/iov.c
+++ b/drivers/pci/iov.c
@@ -598,6 +598,29 @@ int pci_iov_resource_bar(struct pci_dev *dev, int resno,
}
/**
+ * pci_sriov_resource_alignment - get resource alignment for VF BAR
+ * @dev: the PCI device
+ * @resno: the resource number
+ *
+ * Returns the alignment of the VF BAR found in the SR-IOV capability.
+ * This is not the same as the resource size which is defined as
+ * the VF BAR size multiplied by the number of VFs. The alignment
+ * is just the VF BAR size.
+ */
+int pci_sriov_resource_alignment(struct pci_dev *dev, int resno)
+{
+ struct resource tmp;
+ enum pci_bar_type type;
+ int reg = pci_iov_resource_bar(dev, resno, &type);
+
+ if (!reg)
+ return 0;
+
+ __pci_read_base(dev, type, &tmp, reg);
+ return resource_alignment(&tmp);
+}
+
+/**
* pci_restore_iov_state - restore the state of the IOV capability
* @dev: the PCI device
*/
diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c
index f99bc7f089f..a7eb7277b10 100644
--- a/drivers/pci/pci-driver.c
+++ b/drivers/pci/pci-driver.c
@@ -575,7 +575,7 @@ static void pci_pm_complete(struct device *dev)
static int pci_pm_suspend(struct device *dev)
{
struct pci_dev *pci_dev = to_pci_dev(dev);
- struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
+ const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
if (pci_has_legacy_pm_support(pci_dev))
return pci_legacy_suspend(dev, PMSG_SUSPEND);
@@ -613,7 +613,7 @@ static int pci_pm_suspend(struct device *dev)
static int pci_pm_suspend_noirq(struct device *dev)
{
struct pci_dev *pci_dev = to_pci_dev(dev);
- struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
+ const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
if (pci_has_legacy_pm_support(pci_dev))
return pci_legacy_suspend_late(dev, PMSG_SUSPEND);
@@ -672,7 +672,7 @@ static int pci_pm_resume_noirq(struct device *dev)
static int pci_pm_resume(struct device *dev)
{
struct pci_dev *pci_dev = to_pci_dev(dev);
- struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
+ const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
int error = 0;
/*
@@ -711,7 +711,7 @@ static int pci_pm_resume(struct device *dev)
static int pci_pm_freeze(struct device *dev)
{
struct pci_dev *pci_dev = to_pci_dev(dev);
- struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
+ const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
if (pci_has_legacy_pm_support(pci_dev))
return pci_legacy_suspend(dev, PMSG_FREEZE);
@@ -780,7 +780,7 @@ static int pci_pm_thaw_noirq(struct device *dev)
static int pci_pm_thaw(struct device *dev)
{
struct pci_dev *pci_dev = to_pci_dev(dev);
- struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
+ const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
int error = 0;
if (pci_has_legacy_pm_support(pci_dev))
@@ -799,7 +799,7 @@ static int pci_pm_thaw(struct device *dev)
static int pci_pm_poweroff(struct device *dev)
{
struct pci_dev *pci_dev = to_pci_dev(dev);
- struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
+ const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
if (pci_has_legacy_pm_support(pci_dev))
return pci_legacy_suspend(dev, PMSG_HIBERNATE);
@@ -872,7 +872,7 @@ static int pci_pm_restore_noirq(struct device *dev)
static int pci_pm_restore(struct device *dev)
{
struct pci_dev *pci_dev = to_pci_dev(dev);
- struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
+ const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
int error = 0;
/*
@@ -910,7 +910,7 @@ static int pci_pm_restore(struct device *dev)
#endif /* !CONFIG_HIBERNATION */
-struct dev_pm_ops pci_dev_pm_ops = {
+const struct dev_pm_ops pci_dev_pm_ops = {
.prepare = pci_pm_prepare,
.complete = pci_pm_complete,
.suspend = pci_pm_suspend,
diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h
index f73bcbedf37..5ff4d25bf0e 100644
--- a/drivers/pci/pci.h
+++ b/drivers/pci/pci.h
@@ -243,6 +243,7 @@ extern int pci_iov_init(struct pci_dev *dev);
extern void pci_iov_release(struct pci_dev *dev);
extern int pci_iov_resource_bar(struct pci_dev *dev, int resno,
enum pci_bar_type *type);
+extern int pci_sriov_resource_alignment(struct pci_dev *dev, int resno);
extern void pci_restore_iov_state(struct pci_dev *dev);
extern int pci_iov_bus_range(struct pci_bus *bus);
@@ -298,4 +299,16 @@ static inline int pci_ats_enabled(struct pci_dev *dev)
}
#endif /* CONFIG_PCI_IOV */
+static inline int pci_resource_alignment(struct pci_dev *dev,
+ struct resource *res)
+{
+#ifdef CONFIG_PCI_IOV
+ int resno = res - dev->resource;
+
+ if (resno >= PCI_IOV_RESOURCES && resno <= PCI_IOV_RESOURCE_END)
+ return pci_sriov_resource_alignment(dev, resno);
+#endif
+ return resource_alignment(res);
+}
+
#endif /* DRIVERS_PCI_H */
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index 06b96562396..85ce23997be 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -992,7 +992,7 @@ DECLARE_PCI_FIXUP_RESUME_EARLY(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82454NX,
static void __devinit quirk_amd_ide_mode(struct pci_dev *pdev)
{
- /* set sb600/sb700/sb800 sata to ahci mode */
+ /* set SBX00 SATA in IDE mode to AHCI mode */
u8 tmp;
pci_read_config_byte(pdev, PCI_CLASS_DEVICE, &tmp);
@@ -1011,6 +1011,8 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP600_SATA, quirk
DECLARE_PCI_FIXUP_RESUME_EARLY(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP600_SATA, quirk_amd_ide_mode);
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP700_SATA, quirk_amd_ide_mode);
DECLARE_PCI_FIXUP_RESUME_EARLY(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP700_SATA, quirk_amd_ide_mode);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_SB900_SATA_IDE, quirk_amd_ide_mode);
+DECLARE_PCI_FIXUP_RESUME_EARLY(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_SB900_SATA_IDE, quirk_amd_ide_mode);
/*
* Serverworks CSB5 IDE does not fully support native mode
diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c
index b636e245445..7c443b4583a 100644
--- a/drivers/pci/setup-bus.c
+++ b/drivers/pci/setup-bus.c
@@ -25,7 +25,7 @@
#include <linux/ioport.h>
#include <linux/cache.h>
#include <linux/slab.h>
-
+#include "pci.h"
static void pbus_assign_resources_sorted(const struct pci_bus *bus)
{
@@ -384,7 +384,7 @@ static int pbus_size_mem(struct pci_bus *bus, unsigned long mask, unsigned long
continue;
r_size = resource_size(r);
/* For bridges size != alignment */
- align = resource_alignment(r);
+ align = pci_resource_alignment(dev, r);
order = __ffs(align) - 20;
if (order > 11) {
dev_warn(&dev->dev, "BAR %d bad alignment %llx: "
diff --git a/drivers/pci/setup-res.c b/drivers/pci/setup-res.c
index 1898c7b4790..88cdd1a937d 100644
--- a/drivers/pci/setup-res.c
+++ b/drivers/pci/setup-res.c
@@ -144,7 +144,7 @@ static int __pci_assign_resource(struct pci_bus *bus, struct pci_dev *dev,
size = resource_size(res);
min = (res->flags & IORESOURCE_IO) ? PCIBIOS_MIN_IO : PCIBIOS_MIN_MEM;
- align = resource_alignment(res);
+ align = pci_resource_alignment(dev, res);
/* First, try exact prefetching match.. */
ret = pci_bus_alloc_resource(bus, res, size, align, min,
@@ -178,7 +178,7 @@ int pci_assign_resource(struct pci_dev *dev, int resno)
struct pci_bus *bus;
int ret;
- align = resource_alignment(res);
+ align = pci_resource_alignment(dev, res);
if (!align) {
dev_info(&dev->dev, "BAR %d: can't allocate resource (bogus "
"alignment) %pR flags %#lx\n",
@@ -259,7 +259,7 @@ void pdev_sort_resources(struct pci_dev *dev, struct resource_list *head)
if (!(r->flags) || r->parent)
continue;
- r_align = resource_alignment(r);
+ r_align = pci_resource_alignment(dev, r);
if (!r_align) {
dev_warn(&dev->dev, "BAR %d: bogus alignment "
"%pR flags %#lx\n",
@@ -271,7 +271,7 @@ void pdev_sort_resources(struct pci_dev *dev, struct resource_list *head)
struct resource_list *ln = list->next;
if (ln)
- align = resource_alignment(ln->res);
+ align = pci_resource_alignment(ln->dev, ln->res);
if (r_align > align) {
tmp = kmalloc(sizeof(*tmp), GFP_KERNEL);
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-10 10:30:50 +0000