aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
Diffstat
-rw-r--r--arch/ppc64/kernel/iSeries_VpdInfo.c137
-rw-r--r--arch/ppc64/kernel/iSeries_pci.c7
-rw-r--r--include/asm-ppc64/iSeries/iSeries_pci.h8
3 files changed, 69 insertions, 83 deletions
diff --git a/arch/ppc64/kernel/iSeries_VpdInfo.c b/arch/ppc64/kernel/iSeries_VpdInfo.c
index 9c89ce9a3d0..d11c732daf8 100644
--- a/arch/ppc64/kernel/iSeries_VpdInfo.c
+++ b/arch/ppc64/kernel/iSeries_VpdInfo.c
@@ -44,7 +44,6 @@
/*
* Bus Vpd Tags
*/
-#define VpdEndOfDataTag 0x78
#define VpdEndOfAreaTag 0x79
#define VpdIdStringTag 0x82
#define VpdVendorAreaTag 0x84
@@ -52,11 +51,8 @@
/*
* Mfg Area Tags
*/
-#define VpdFruFlag 0x4647 // "FG"
#define VpdFruFrameId 0x4649 // "FI"
#define VpdSlotMapFormat 0x4D46 // "MF"
-#define VpdAsmPartNumber 0x504E // "PN"
-#define VpdFruSerial 0x534E // "SN"
#define VpdSlotMap 0x534D // "SM"
/*
@@ -83,48 +79,10 @@ typedef struct SlotMapStruct SlotMap;
#define SLOT_ENTRY_SIZE 16
/*
- * Formats the device information.
- * - Pass in pci_dev* pointer to the device.
- * - Pass in buffer to place the data. Danger here is the buffer must
- * be as big as the client says it is. Should be at least 128 bytes.
- * Return will the length of the string data put in the buffer.
- * Format:
- * PCI: Bus 0, Device 26, Vendor 0x12AE Frame 1, Card C10 Ethernet
- * controller
- */
-int iSeries_Device_Information(struct pci_dev *PciDev, char *buffer,
- int BufferSize)
-{
- struct iSeries_Device_Node *DevNode =
- (struct iSeries_Device_Node *)PciDev->sysdata;
- int len;
-
- if (DevNode == NULL)
- return sprintf(buffer,
- "PCI: iSeries_Device_Information DevNode is NULL");
-
- if (BufferSize < 128)
- return 0;
-
- len = sprintf(buffer, "PCI: Bus%3d, Device%3d, Vendor %04X ",
- ISERIES_BUS(DevNode), PCI_SLOT(PciDev->devfn),
- PciDev->vendor);
- len += sprintf(buffer + len, "Frame%3d, Card %4s ",
- DevNode->FrameId, DevNode->CardLocation);
- if (pci_class_name(PciDev->class >> 8) == 0)
- len += sprintf(buffer + len, "0x%04X ",
- (int)(PciDev->class >> 8));
- else
- len += sprintf(buffer + len, "%s",
- pci_class_name(PciDev->class >> 8));
- return len;
-}
-
-/*
* Parse the Slot Area
*/
-static void iSeries_Parse_SlotArea(SlotMap *MapPtr, int MapLen,
- struct iSeries_Device_Node *DevNode)
+static void __init iSeries_Parse_SlotArea(SlotMap *MapPtr, int MapLen,
+ HvAgentId agent, u8 *PhbId, char card[4])
{
int SlotMapLen = MapLen;
SlotMap *SlotMapPtr = MapPtr;
@@ -133,17 +91,16 @@ static void iSeries_Parse_SlotArea(SlotMap *MapPtr, int MapLen,
* Parse Slot label until we find the one requested
*/
while (SlotMapLen > 0) {
- if (SlotMapPtr->AgentId == DevNode->AgentId ) {
+ if (SlotMapPtr->AgentId == agent) {
/*
* If Phb wasn't found, grab the entry first one found.
*/
- if (DevNode->PhbId == 0xff)
- DevNode->PhbId = SlotMapPtr->PhbId;
+ if (*PhbId == 0xff)
+ *PhbId = SlotMapPtr->PhbId;
/* Found it, extract the data. */
- if (SlotMapPtr->PhbId == DevNode->PhbId ) {
- memcpy(&DevNode->CardLocation,
- &SlotMapPtr->CardLocation, 3);
- DevNode->CardLocation[3] = 0;
+ if (SlotMapPtr->PhbId == *PhbId) {
+ memcpy(card, &SlotMapPtr->CardLocation, 3);
+ card[3] = 0;
break;
}
}
@@ -156,8 +113,9 @@ static void iSeries_Parse_SlotArea(SlotMap *MapPtr, int MapLen,
/*
* Parse the Mfg Area
*/
-static void iSeries_Parse_MfgArea(u8 *AreaData, int AreaLen,
- struct iSeries_Device_Node *DevNode)
+static void __init iSeries_Parse_MfgArea(u8 *AreaData, int AreaLen,
+ HvAgentId agent, u8 *PhbId,
+ u8 *frame, char card[4])
{
MfgArea *MfgAreaPtr = (MfgArea *)AreaData;
int MfgAreaLen = AreaLen;
@@ -168,7 +126,7 @@ static void iSeries_Parse_MfgArea(u8 *AreaData, int AreaLen,
int MfgTagLen = MfgAreaPtr->TagLength;
/* Frame ID (FI 4649020310 ) */
if (MfgAreaPtr->Tag == VpdFruFrameId) /* FI */
- DevNode->FrameId = MfgAreaPtr->AreaData1;
+ *frame = MfgAreaPtr->AreaData1;
/* Slot Map Format (MF 4D46020004 ) */
else if (MfgAreaPtr->Tag == VpdSlotMapFormat) /* MF */
SlotMapFmt = (MfgAreaPtr->AreaData1 * 256)
@@ -183,7 +141,8 @@ static void iSeries_Parse_MfgArea(u8 *AreaData, int AreaLen,
else
SlotMapPtr = (SlotMap *)((char *)MfgAreaPtr
+ MFG_ENTRY_SIZE);
- iSeries_Parse_SlotArea(SlotMapPtr, MfgTagLen, DevNode);
+ iSeries_Parse_SlotArea(SlotMapPtr, MfgTagLen,
+ agent, PhbId, card);
}
/*
* Point to the next Mfg Area
@@ -199,7 +158,7 @@ static void iSeries_Parse_MfgArea(u8 *AreaData, int AreaLen,
* Look for "BUS".. Data is not Null terminated.
* PHBID of 0xFF indicates PHB was not found in VPD Data.
*/
-static int iSeries_Parse_PhbId(u8 *AreaPtr, int AreaLength)
+static int __init iSeries_Parse_PhbId(u8 *AreaPtr, int AreaLength)
{
u8 *PhbPtr = AreaPtr;
int DataLen = AreaLength;
@@ -223,27 +182,30 @@ static int iSeries_Parse_PhbId(u8 *AreaPtr, int AreaLength)
/*
* Parse out the VPD Areas
*/
-static void iSeries_Parse_Vpd(u8 *VpdData, int VpdDataLen,
- struct iSeries_Device_Node *DevNode)
+static void __init iSeries_Parse_Vpd(u8 *VpdData, int VpdDataLen,
+ HvAgentId agent, u8 *frame, char card[4])
{
u8 *TagPtr = VpdData;
int DataLen = VpdDataLen - 3;
+ u8 PhbId;
while ((*TagPtr != VpdEndOfAreaTag) && (DataLen > 0)) {
int AreaLen = *(TagPtr + 1) + (*(TagPtr + 2) * 256);
u8 *AreaData = TagPtr + 3;
if (*TagPtr == VpdIdStringTag)
- DevNode->PhbId = iSeries_Parse_PhbId(AreaData, AreaLen);
+ PhbId = iSeries_Parse_PhbId(AreaData, AreaLen);
else if (*TagPtr == VpdVendorAreaTag)
- iSeries_Parse_MfgArea(AreaData, AreaLen, DevNode);
+ iSeries_Parse_MfgArea(AreaData, AreaLen,
+ agent, &PhbId, frame, card);
/* Point to next Area. */
TagPtr = AreaData + AreaLen;
DataLen -= AreaLen;
}
}
-void iSeries_Get_Location_Code(struct iSeries_Device_Node *DevNode)
+static void __init iSeries_Get_Location_Code(u16 bus, HvAgentId agent,
+ u8 *frame, char card[4])
{
int BusVpdLen = 0;
u8 *BusVpdPtr = kmalloc(BUS_VPDSIZE, GFP_KERNEL);
@@ -252,23 +214,58 @@ void iSeries_Get_Location_Code(struct iSeries_Device_Node *DevNode)
printk("PCI: Bus VPD Buffer allocation failure.\n");
return;
}
- BusVpdLen = HvCallPci_getBusVpd(ISERIES_BUS(DevNode),
- ISERIES_HV_ADDR(BusVpdPtr),
+ BusVpdLen = HvCallPci_getBusVpd(bus, ISERIES_HV_ADDR(BusVpdPtr),
BUS_VPDSIZE);
if (BusVpdLen == 0) {
- kfree(BusVpdPtr);
printk("PCI: Bus VPD Buffer zero length.\n");
- return;
+ goto out_free;
}
/* printk("PCI: BusVpdPtr: %p, %d\n",BusVpdPtr, BusVpdLen); */
/* Make sure this is what I think it is */
if (*BusVpdPtr != VpdIdStringTag) { /* 0x82 */
printk("PCI: Bus VPD Buffer missing starting tag.\n");
- kfree(BusVpdPtr);
- return;
+ goto out_free;
}
- iSeries_Parse_Vpd(BusVpdPtr,BusVpdLen, DevNode);
- sprintf(DevNode->Location, "Frame%3d, Card %-4s", DevNode->FrameId,
- DevNode->CardLocation);
+ iSeries_Parse_Vpd(BusVpdPtr, BusVpdLen, agent, frame, card);
+out_free:
kfree(BusVpdPtr);
}
+
+/*
+ * Prints the device information.
+ * - Pass in pci_dev* pointer to the device.
+ * - Pass in the device count
+ *
+ * Format:
+ * PCI: Bus 0, Device 26, Vendor 0x12AE Frame 1, Card C10 Ethernet
+ * controller
+ */
+void __init iSeries_Device_Information(struct pci_dev *PciDev, int count)
+{
+ struct iSeries_Device_Node *DevNode = PciDev->sysdata;
+ u16 bus;
+ u8 frame;
+ char card[4];
+ HvSubBusNumber subbus;
+ HvAgentId agent;
+
+ if (DevNode == NULL) {
+ printk("%d. PCI: iSeries_Device_Information DevNode is NULL\n",
+ count);
+ return;
+ }
+
+ bus = ISERIES_BUS(DevNode);
+ subbus = ISERIES_SUBBUS(DevNode);
+ agent = ISERIES_PCI_AGENTID(ISERIES_GET_DEVICE_FROM_SUBBUS(subbus),
+ ISERIES_GET_FUNCTION_FROM_SUBBUS(subbus));
+ iSeries_Get_Location_Code(bus, agent, &frame, card);
+
+ printk("%d. PCI: Bus%3d, Device%3d, Vendor %04X Frame%3d, Card %4s ",
+ count, bus, PCI_SLOT(PciDev->devfn), PciDev->vendor,
+ frame, card);
+ if (pci_class_name(PciDev->class >> 8) == 0)
+ printk("0x%04X\n", (int)(PciDev->class >> 8));
+ else
+ printk("%s\n", pci_class_name(PciDev->class >> 8));
+}
diff --git a/arch/ppc64/kernel/iSeries_pci.c b/arch/ppc64/kernel/iSeries_pci.c
index 0a28b6ca65d..356e4fd9a94 100644
--- a/arch/ppc64/kernel/iSeries_pci.c
+++ b/arch/ppc64/kernel/iSeries_pci.c
@@ -223,9 +223,7 @@ static struct iSeries_Device_Node *build_device_node(HvBusNumber Bus,
node->DsaAddr.Dsa.busNumber = Bus;
node->DsaAddr.Dsa.subBusNumber = SubBus;
node->DsaAddr.Dsa.deviceId = 0x10;
- node->AgentId = AgentId;
node->DevFn = PCI_DEVFN(ISERIES_ENCODE_DEVICE(AgentId), Function);
- iSeries_Get_Location_Code(node);
return node;
}
@@ -299,7 +297,6 @@ void __init iSeries_pci_final_fixup(void)
{
struct pci_dev *pdev = NULL;
struct iSeries_Device_Node *node;
- char Buffer[256];
int DeviceCount = 0;
PPCDBG(PPCDBG_BUSWALK, "iSeries_pcibios_fixup Entry.\n");
@@ -321,9 +318,7 @@ void __init iSeries_pci_final_fixup(void)
"pdev 0x%p <==> DevNode 0x%p\n",
pdev, node);
allocate_device_bars(pdev);
- iSeries_Device_Information(pdev, Buffer,
- sizeof(Buffer));
- printk("%d. %s\n", DeviceCount, Buffer);
+ iSeries_Device_Information(pdev, DeviceCount);
iommu_devnode_init_iSeries(node);
} else
printk("PCI: Device Tree not found for 0x%016lX\n",
diff --git a/include/asm-ppc64/iSeries/iSeries_pci.h b/include/asm-ppc64/iSeries/iSeries_pci.h
index ee0212f18b9..575f611f8b3 100644
--- a/include/asm-ppc64/iSeries/iSeries_pci.h
+++ b/include/asm-ppc64/iSeries/iSeries_pci.h
@@ -76,19 +76,13 @@ struct iSeries_Device_Node {
union HvDsaMap DsaAddr; /* Direct Select Address */
/* busNumber, subBusNumber, */
/* deviceId, barNumber */
- HvAgentId AgentId; /* Hypervisor DevFn */
int DevFn; /* Linux devfn */
int Irq; /* Assigned IRQ */
int Flags; /* Possible flags(disable/bist)*/
u8 LogicalSlot; /* Hv Slot Index for Tces */
struct iommu_table *iommu_table;/* Device TCE Table */
- u8 PhbId; /* Phb Card is on. */
- u8 FrameId; /* iSeries spcn Frame Id */
- char CardLocation[4];/* Char format of planar vpd */
- char Location[20]; /* Frame 1, Card C10 */
};
-extern int iSeries_Device_Information(struct pci_dev*, char*, int);
-extern void iSeries_Get_Location_Code(struct iSeries_Device_Node*);
+extern void iSeries_Device_Information(struct pci_dev*, int);
#endif /* _ISERIES_64_PCI_H */
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-23 03:04:16 +0000