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authorStephen Rothwell <sfr@canb.auug.org.au>2005-10-14 16:49:58 +1000
committerStephen Rothwell <sfr@canb.auug.org.au>2005-10-14 16:49:58 +1000
commit20f48ccfa015d8b8391bbf07fc27618453f44969 (patch)
tree0a38839fb3c8899fe1eb3026a29daaabec65babc /arch
parentbffa8fc3835b0d3c4a59af8aceeea3aba823b032 (diff)
powerpc: eliminate DsaAddr from pci_dn
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Diffstat (limited to 'arch')
-rw-r--r--arch/powerpc/platforms/iseries/iommu.c2
-rw-r--r--arch/powerpc/platforms/iseries/pci.c20
-rw-r--r--arch/powerpc/platforms/iseries/pci.h13
-rw-r--r--arch/powerpc/platforms/iseries/vpdinfo.c4
4 files changed, 23 insertions, 16 deletions
diff --git a/arch/powerpc/platforms/iseries/iommu.c b/arch/powerpc/platforms/iseries/iommu.c
index 533d9b46740..1db26d8be64 100644
--- a/arch/powerpc/platforms/iseries/iommu.c
+++ b/arch/powerpc/platforms/iseries/iommu.c
@@ -124,7 +124,7 @@ static void iommu_table_getparms(struct pci_dn *pdn,
memset(parms, 0, sizeof(*parms));
- parms->itc_busno = pdn->DsaAddr.Dsa.busNumber;
+ parms->itc_busno = pdn->busno;
parms->itc_slotno = pdn->LogicalSlot;
parms->itc_virtbus = 0;
diff --git a/arch/powerpc/platforms/iseries/pci.c b/arch/powerpc/platforms/iseries/pci.c
index fe34d117581..d14e9d9d779 100644
--- a/arch/powerpc/platforms/iseries/pci.c
+++ b/arch/powerpc/platforms/iseries/pci.c
@@ -223,13 +223,8 @@ static struct device_node *build_device_node(HvBusNumber Bus,
node->data = pdn;
pdn->node = node;
list_add_tail(&pdn->Device_List, &iSeries_Global_Device_List);
-#if 0
- pdn->DsaAddr = ((u64)Bus << 48) + ((u64)SubBus << 40) + ((u64)0x10 << 32);
-#endif
- pdn->DsaAddr.DsaAddr = 0;
- pdn->DsaAddr.Dsa.busNumber = Bus;
- pdn->DsaAddr.Dsa.subBusNumber = SubBus;
- pdn->DsaAddr.Dsa.deviceId = 0x10;
+ pdn->busno = Bus;
+ pdn->bussubno = SubBus;
pdn->devfn = PCI_DEVFN(ISERIES_ENCODE_DEVICE(AgentId), Function);
return node;
}
@@ -554,8 +549,7 @@ static struct device_node *find_Device_Node(int bus, int devfn)
struct pci_dn *pdn;
list_for_each_entry(pdn, &iSeries_Global_Device_List, Device_List) {
- if ((bus == pdn->DsaAddr.Dsa.busNumber) &&
- (devfn == pdn->devfn))
+ if ((bus == pdn->busno) && (devfn == pdn->devfn))
return pdn->node;
}
return NULL;
@@ -612,7 +606,7 @@ static int iSeries_pci_read_config(struct pci_bus *bus, unsigned int devfn,
}
fn = hv_cfg_read_func[(size - 1) & 3];
- HvCall3Ret16(fn, &ret, PCI_DN(node)->DsaAddr.DsaAddr, offset, 0);
+ HvCall3Ret16(fn, &ret, iseries_ds_addr(node), offset, 0);
if (ret.rc != 0) {
*val = ~0;
@@ -640,7 +634,7 @@ static int iSeries_pci_write_config(struct pci_bus *bus, unsigned int devfn,
return PCIBIOS_BAD_REGISTER_NUMBER;
fn = hv_cfg_write_func[(size - 1) & 3];
- ret = HvCall4(fn, PCI_DN(node)->DsaAddr.DsaAddr, offset, val, 0);
+ ret = HvCall4(fn, iseries_ds_addr(node), offset, val, 0);
if (ret != 0)
return PCIBIOS_DEVICE_NOT_FOUND;
@@ -671,7 +665,7 @@ static int CheckReturnCode(char *TextHdr, struct device_node *DevNode,
++Pci_Error_Count;
(*retry)++;
printk("PCI: %s: Device 0x%04X:%02X I/O Error(%2d): 0x%04X\n",
- TextHdr, pdn->DsaAddr.Dsa.busNumber, pdn->devfn,
+ TextHdr, pdn->busno, pdn->devfn,
*retry, (int)ret);
/*
* Bump the retry and check for retry count exceeded.
@@ -712,7 +706,7 @@ static inline struct device_node *xlate_iomm_address(
if (DevNode != NULL) {
int barnum = iobar_table[TableIndex];
- *dsaptr = PCI_DN(DevNode)->DsaAddr.DsaAddr | (barnum << 24);
+ *dsaptr = iseries_ds_addr(DevNode) | (barnum << 24);
*BarOffsetPtr = BaseIoAddr % IOMM_TABLE_ENTRY_SIZE;
} else
panic("PCI: Invalid PCI IoAddress detected!\n");
diff --git a/arch/powerpc/platforms/iseries/pci.h b/arch/powerpc/platforms/iseries/pci.h
index 94b4bfdcead..33a8489fde5 100644
--- a/arch/powerpc/platforms/iseries/pci.h
+++ b/arch/powerpc/platforms/iseries/pci.h
@@ -30,6 +30,8 @@
* End Change Activity
*/
+#include <asm/pci-bridge.h>
+
struct pci_dev; /* For Forward Reference */
/*
@@ -45,6 +47,17 @@ struct pci_dev; /* For Forward Reference */
#define ISERIES_GET_DEVICE_FROM_SUBBUS(subbus) ((subbus >> 5) & 0x7)
#define ISERIES_GET_FUNCTION_FROM_SUBBUS(subbus) ((subbus >> 2) & 0x7)
+/*
+ * Generate a Direct Select Address for the Hypervisor
+ */
+static inline u64 iseries_ds_addr(struct device_node *node)
+{
+ struct pci_dn *pdn = PCI_DN(node);
+
+ return ((u64)pdn->busno << 48) + ((u64)pdn->bussubno << 40)
+ + ((u64)0x10 << 32);
+}
+
extern void iSeries_Device_Information(struct pci_dev*, int);
#endif /* _PLATFORMS_ISERIES_PCI_H */
diff --git a/arch/powerpc/platforms/iseries/vpdinfo.c b/arch/powerpc/platforms/iseries/vpdinfo.c
index dcdac995565..a03984e19c1 100644
--- a/arch/powerpc/platforms/iseries/vpdinfo.c
+++ b/arch/powerpc/platforms/iseries/vpdinfo.c
@@ -258,8 +258,8 @@ void __init iSeries_Device_Information(struct pci_dev *PciDev, int count)
}
pdn = PCI_DN(DevNode);
- bus = pdn->DsaAddr.Dsa.busNumber;
- subbus = pdn->DsaAddr.Dsa.subBusNumber;
+ bus = pdn->busno;
+ subbus = pdn->bussubno;
agent = ISERIES_PCI_AGENTID(ISERIES_GET_DEVICE_FROM_SUBBUS(subbus),
ISERIES_GET_FUNCTION_FROM_SUBBUS(subbus));
iSeries_Get_Location_Code(bus, agent, &frame, card);