[POWERPC] iSeries: DeCamelCase pci.c

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Paul Mackerras <paulus@samba.org>

1 files changed, 108 insertions, 108 deletions

diff --git a/arch/powerpc/platforms/iseries/pci.c b/arch/powerpc/platforms/iseries/pci.c
index 8ef322601f2..705f52c7ce5 100644
--- a/arch/powerpc/platforms/iseries/pci.c
+++ b/arch/powerpc/platforms/iseries/pci.c
@@ -138,19 +138,19 @@ static void __init allocate_device_bars(struct pci_dev *dev)
  * PCI: Read Vendor Failed 0x18.58.10 Rc: 0x00xx
  * PCI: Connect Bus Unit Failed 0x18.58.10 Rc: 0x00xx
  */
-static void pci_Log_Error(char *Error_Text, int Bus, int SubBus,
-                int AgentId, int HvRc)
+static void pci_log_error(char *error, int bus, int subbus,
+                int agent, int hv_res)
 {
-        if (HvRc == 0x0302)
+        if (hv_res == 0x0302)
                 return;
         printk(KERN_ERR "PCI: %s Failed: 0x%02X.%02X.%02X Rc: 0x%04X",
-               Error_Text, Bus, SubBus, AgentId, HvRc);
+               error, bus, subbus, agent, hv_res);
 }
 
 /*
  * Look down the chain to find the matching Device Device
  */
-static struct device_node *find_Device_Node(int bus, int devfn)
+static struct device_node *find_device_node(int bus, int devfn)
 {
         struct device_node *node;
 
@@ -170,14 +170,14 @@ void __init iSeries_pci_final_fixup(void)
 {
         struct pci_dev *pdev = NULL;
         struct device_node *node;
-        int DeviceCount = 0;
+        int num_dev = 0;
 
         /* Fix up at the device node and pci_dev relationship */
         mf_display_src(0xC9000100);
 
         printk("pcibios_final_fixup\n");
         for_each_pci_dev(pdev) {
-                node = find_Device_Node(pdev->bus->number, pdev->devfn);
+                node = find_device_node(pdev->bus->number, pdev->devfn);
                 printk("pci dev %p (%x.%x), node %p\n", pdev,
                        pdev->bus->number, pdev->devfn, node);
 
@@ -194,7 +194,7 @@ void __init iSeries_pci_final_fixup(void)
                                 err = HvCallXm_connectBusUnit(pdn->busno, pdn->bussubno,
                                                 *agent, irq);
                                 if (err)
-                                        pci_Log_Error("Connect Bus Unit",
+                                        pci_log_error("Connect Bus Unit",
                                                 pdn->busno, pdn->bussubno, *agent, err);
                                 else {
                                         err = HvCallPci_configStore8(pdn->busno, pdn->bussubno,
@@ -202,18 +202,18 @@ void __init iSeries_pci_final_fixup(void)
                                                         PCI_INTERRUPT_LINE,
                                                         irq);
                                         if (err)
-                                                pci_Log_Error("PciCfgStore Irq Failed!",
+                                                pci_log_error("PciCfgStore Irq Failed!",
                                                         pdn->busno, pdn->bussubno, *agent, err);
                                 }
                                 if (!err)
                                         pdev->irq = irq;
                         }
 
-                        ++DeviceCount;
+                        ++num_dev;
                         pdev->sysdata = (void *)node;
                         PCI_DN(node)->pcidev = pdev;
                         allocate_device_bars(pdev);
-                        iSeries_Device_Information(pdev, DeviceCount);
+                        iSeries_Device_Information(pdev, num_dev);
                         iommu_devnode_init_iSeries(pdev, node);
                 } else
                         printk("PCI: Device Tree not found for 0x%016lX\n",
@@ -229,13 +229,13 @@ void __init iSeries_pci_final_fixup(void)
  * Sanity Check Node PciDev to passed pci_dev
  * If none is found, returns a NULL which the client must handle.
  */
-static struct device_node *get_Device_Node(struct pci_dev *pdev)
+static struct device_node *get_device_node(struct pci_dev *pdev)
 {
         struct device_node *node;
 
         node = pdev->sysdata;
         if (node == NULL || PCI_DN(node)->pcidev != pdev)
-                node = find_Device_Node(pdev->bus->number, pdev->devfn);
+                node = find_device_node(pdev->bus->number, pdev->devfn);
         return node;
 }
 #endif
@@ -262,7 +262,7 @@ static u64 hv_cfg_write_func[4] = {
 static int iSeries_pci_read_config(struct pci_bus *bus, unsigned int devfn,
                 int offset, int size, u32 *val)
 {
-        struct device_node *node = find_Device_Node(bus->number, devfn);
+        struct device_node *node = find_device_node(bus->number, devfn);
         u64 fn;
         struct HvCallPci_LoadReturn ret;
 
@@ -292,7 +292,7 @@ static int iSeries_pci_read_config(struct pci_bus *bus, unsigned int devfn,
 static int iSeries_pci_write_config(struct pci_bus *bus, unsigned int devfn,
                 int offset, int size, u32 val)
 {
-        struct device_node *node = find_Device_Node(bus->number, devfn);
+        struct device_node *node = find_device_node(bus->number, devfn);
         u64 fn;
         u64 ret;
 
@@ -324,15 +324,15 @@ static struct pci_ops iSeries_pci_ops = {
  * PCI: Device 23.90 ReadL Retry( 1)
  * PCI: Device 23.90 ReadL Retry Successful(1)
  */
-static int CheckReturnCode(char *TextHdr, struct device_node *DevNode,
+static int check_return_code(char *type, struct device_node *dn,
                 int *retry, u64 ret)
 {
         if (ret != 0)  {
-                struct pci_dn *pdn = PCI_DN(DevNode);
+                struct pci_dn *pdn = PCI_DN(dn);
 
                 (*retry)++;
                 printk("PCI: %s: Device 0x%04X:%02X  I/O Error(%2d): 0x%04X\n",
-                                TextHdr, pdn->busno, pdn->devfn,
+                                type, pdn->busno, pdn->devfn,
                                 *retry, (int)ret);
                 /*
                  * Bump the retry and check for retry count exceeded.
@@ -356,28 +356,28 @@ static int CheckReturnCode(char *TextHdr, struct device_node *DevNode,
  * the exposure of being device global.
  */
 static inline struct device_node *xlate_iomm_address(
-                const volatile void __iomem *IoAddress,
-                u64 *dsaptr, u64 *BarOffsetPtr)
+                const volatile void __iomem *addr,
+                u64 *dsaptr, u64 *bar_offset)
 {
-        unsigned long OrigIoAddr;
-        unsigned long BaseIoAddr;
-        unsigned long TableIndex;
-        struct device_node *DevNode;
+        unsigned long orig_addr;
+        unsigned long base_addr;
+        unsigned long ind;
+        struct device_node *dn;
 
-        OrigIoAddr = (unsigned long __force)IoAddress;
-        if ((OrigIoAddr < BASE_IO_MEMORY) || (OrigIoAddr >= max_io_memory))
+        orig_addr = (unsigned long __force)addr;
+        if ((orig_addr < BASE_IO_MEMORY) || (orig_addr >= max_io_memory))
                 return NULL;
-        BaseIoAddr = OrigIoAddr - BASE_IO_MEMORY;
-        TableIndex = BaseIoAddr / IOMM_TABLE_ENTRY_SIZE;
-        DevNode = iomm_table[TableIndex];
-
-        if (DevNode != NULL) {
-                int barnum = iobar_table[TableIndex];
-                *dsaptr = iseries_ds_addr(DevNode) | (barnum << 24);
-                *BarOffsetPtr = BaseIoAddr % IOMM_TABLE_ENTRY_SIZE;
+        base_addr = orig_addr - BASE_IO_MEMORY;
+        ind = base_addr / IOMM_TABLE_ENTRY_SIZE;
+        dn = iomm_table[ind];
+
+        if (dn != NULL) {
+                int barnum = iobar_table[ind];
+                *dsaptr = iseries_ds_addr(dn) | (barnum << 24);
+                *bar_offset = base_addr % IOMM_TABLE_ENTRY_SIZE;
         } else
-                panic("PCI: Invalid PCI IoAddress detected!\n");
-        return DevNode;
+                panic("PCI: Invalid PCI IO address detected!\n");
+        return dn;
 }
 
 /*
@@ -385,16 +385,16 @@ static inline struct device_node *xlate_iomm_address(
  * On MM I/O error, all ones are returned and iSeries_pci_IoError is cal
  * else, data is returned in Big Endian format.
  */
-static u8 iSeries_Read_Byte(const volatile void __iomem *IoAddress)
+static u8 iSeries_read_byte(const volatile void __iomem *addr)
 {
-        u64 BarOffset;
+        u64 bar_offset;
         u64 dsa;
         int retry = 0;
         struct HvCallPci_LoadReturn ret;
-        struct device_node *DevNode =
-                xlate_iomm_address(IoAddress, &dsa, &BarOffset);
+        struct device_node *dn =
+                xlate_iomm_address(addr, &dsa, &bar_offset);
 
-        if (DevNode == NULL) {
+        if (dn == NULL) {
                 static unsigned long last_jiffies;
                 static int num_printed;
 
@@ -403,27 +403,27 @@ static u8 iSeries_Read_Byte(const volatile void __iomem *IoAddress)
                         num_printed = 0;
                 }
                 if (num_printed++ < 10)
-                        printk(KERN_ERR "iSeries_Read_Byte: invalid access at IO address %p\n",
-                               IoAddress);
+                        printk(KERN_ERR "iSeries_read_byte: invalid access at IO address %p\n",
+                               addr);
                 return 0xff;
         }
         do {
-                HvCall3Ret16(HvCallPciBarLoad8, &ret, dsa, BarOffset, 0);
-        } while (CheckReturnCode("RDB", DevNode, &retry, ret.rc) != 0);
+                HvCall3Ret16(HvCallPciBarLoad8, &ret, dsa, bar_offset, 0);
+        } while (check_return_code("RDB", dn, &retry, ret.rc) != 0);
 
         return ret.value;
 }
 
-static u16 iSeries_Read_Word(const volatile void __iomem *IoAddress)
+static u16 iSeries_read_word(const volatile void __iomem *addr)
 {
-        u64 BarOffset;
+        u64 bar_offset;
         u64 dsa;
         int retry = 0;
         struct HvCallPci_LoadReturn ret;
-        struct device_node *DevNode =
-                xlate_iomm_address(IoAddress, &dsa, &BarOffset);
+        struct device_node *dn =
+                xlate_iomm_address(addr, &dsa, &bar_offset);
 
-        if (DevNode == NULL) {
+        if (dn == NULL) {
                 static unsigned long last_jiffies;
                 static int num_printed;
 
@@ -432,28 +432,28 @@ static u16 iSeries_Read_Word(const volatile void __iomem *IoAddress)
                         num_printed = 0;
                 }
                 if (num_printed++ < 10)
-                        printk(KERN_ERR "iSeries_Read_Word: invalid access at IO address %p\n",
-                               IoAddress);
+                        printk(KERN_ERR "iSeries_read_word: invalid access at IO address %p\n",
+                               addr);
                 return 0xffff;
         }
         do {
                 HvCall3Ret16(HvCallPciBarLoad16, &ret, dsa,
-                                BarOffset, 0);
-        } while (CheckReturnCode("RDW", DevNode, &retry, ret.rc) != 0);
+                                bar_offset, 0);
+        } while (check_return_code("RDW", dn, &retry, ret.rc) != 0);
 
         return ret.value;
 }
 
-static u32 iSeries_Read_Long(const volatile void __iomem *IoAddress)
+static u32 iSeries_read_long(const volatile void __iomem *addr)
 {
-        u64 BarOffset;
+        u64 bar_offset;
         u64 dsa;
         int retry = 0;
         struct HvCallPci_LoadReturn ret;
-        struct device_node *DevNode =
-                xlate_iomm_address(IoAddress, &dsa, &BarOffset);
+        struct device_node *dn =
+                xlate_iomm_address(addr, &dsa, &bar_offset);
 
-        if (DevNode == NULL) {
+        if (dn == NULL) {
                 static unsigned long last_jiffies;
                 static int num_printed;
 
@@ -462,14 +462,14 @@ static u32 iSeries_Read_Long(const volatile void __iomem *IoAddress)
                         num_printed = 0;
                 }
                 if (num_printed++ < 10)
-                        printk(KERN_ERR "iSeries_Read_Long: invalid access at IO address %p\n",
-                               IoAddress);
+                        printk(KERN_ERR "iSeries_read_long: invalid access at IO address %p\n",
+                               addr);
                 return 0xffffffff;
         }
         do {
                 HvCall3Ret16(HvCallPciBarLoad32, &ret, dsa,
-                                BarOffset, 0);
-        } while (CheckReturnCode("RDL", DevNode, &retry, ret.rc) != 0);
+                                bar_offset, 0);
+        } while (check_return_code("RDL", dn, &retry, ret.rc) != 0);
 
         return ret.value;
 }
@@ -478,16 +478,16 @@ static u32 iSeries_Read_Long(const volatile void __iomem *IoAddress)
  * Write MM I/O Instructions for the iSeries
  *
  */
-static void iSeries_Write_Byte(u8 data, volatile void __iomem *IoAddress)
+static void iSeries_write_byte(u8 data, volatile void __iomem *addr)
 {
-        u64 BarOffset;
+        u64 bar_offset;
         u64 dsa;
         int retry = 0;
         u64 rc;
-        struct device_node *DevNode =
-                xlate_iomm_address(IoAddress, &dsa, &BarOffset);
+        struct device_node *dn =
+                xlate_iomm_address(addr, &dsa, &bar_offset);
 
-        if (DevNode == NULL) {
+        if (dn == NULL) {
                 static unsigned long last_jiffies;
                 static int num_printed;
 
@@ -496,24 +496,24 @@ static void iSeries_Write_Byte(u8 data, volatile void __iomem *IoAddress)
                         num_printed = 0;
                 }
                 if (num_printed++ < 10)
-                        printk(KERN_ERR "iSeries_Write_Byte: invalid access at IO address %p\n", IoAddress);
+                        printk(KERN_ERR "iSeries_write_byte: invalid access at IO address %p\n", addr);
                 return;
         }
         do {
-                rc = HvCall4(HvCallPciBarStore8, dsa, BarOffset, data, 0);
-        } while (CheckReturnCode("WWB", DevNode, &retry, rc) != 0);
+                rc = HvCall4(HvCallPciBarStore8, dsa, bar_offset, data, 0);
+        } while (check_return_code("WWB", dn, &retry, rc) != 0);
 }
 
-static void iSeries_Write_Word(u16 data, volatile void __iomem *IoAddress)
+static void iSeries_write_word(u16 data, volatile void __iomem *addr)
 {
-        u64 BarOffset;
+        u64 bar_offset;
         u64 dsa;
         int retry = 0;
         u64 rc;
-        struct device_node *DevNode =
-                xlate_iomm_address(IoAddress, &dsa, &BarOffset);
+        struct device_node *dn =
+                xlate_iomm_address(addr, &dsa, &bar_offset);
 
-        if (DevNode == NULL) {
+        if (dn == NULL) {
                 static unsigned long last_jiffies;
                 static int num_printed;
 
@@ -522,25 +522,25 @@ static void iSeries_Write_Word(u16 data, volatile void __iomem *IoAddress)
                         num_printed = 0;
                 }
                 if (num_printed++ < 10)
-                        printk(KERN_ERR "iSeries_Write_Word: invalid access at IO address %p\n",
-                               IoAddress);
+                        printk(KERN_ERR "iSeries_write_word: invalid access at IO address %p\n",
+                               addr);
                 return;
         }
         do {
-                rc = HvCall4(HvCallPciBarStore16, dsa, BarOffset, data, 0);
-        } while (CheckReturnCode("WWW", DevNode, &retry, rc) != 0);
+                rc = HvCall4(HvCallPciBarStore16, dsa, bar_offset, data, 0);
+        } while (check_return_code("WWW", dn, &retry, rc) != 0);
 }
 
-static void iSeries_Write_Long(u32 data, volatile void __iomem *IoAddress)
+static void iSeries_write_long(u32 data, volatile void __iomem *addr)
 {
-        u64 BarOffset;
+        u64 bar_offset;
         u64 dsa;
         int retry = 0;
         u64 rc;
-        struct device_node *DevNode =
-                xlate_iomm_address(IoAddress, &dsa, &BarOffset);
+        struct device_node *dn =
+                xlate_iomm_address(addr, &dsa, &bar_offset);
 
-        if (DevNode == NULL) {
+        if (dn == NULL) {
                 static unsigned long last_jiffies;
                 static int num_printed;
 
@@ -549,63 +549,63 @@ static void iSeries_Write_Long(u32 data, volatile void __iomem *IoAddress)
                         num_printed = 0;
                 }
                 if (num_printed++ < 10)
-                        printk(KERN_ERR "iSeries_Write_Long: invalid access at IO address %p\n",
-                               IoAddress);
+                        printk(KERN_ERR "iSeries_write_long: invalid access at IO address %p\n",
+                               addr);
                 return;
         }
         do {
-                rc = HvCall4(HvCallPciBarStore32, dsa, BarOffset, data, 0);
-        } while (CheckReturnCode("WWL", DevNode, &retry, rc) != 0);
+                rc = HvCall4(HvCallPciBarStore32, dsa, bar_offset, data, 0);
+        } while (check_return_code("WWL", dn, &retry, rc) != 0);
 }
 
 static u8 iseries_readb(const volatile void __iomem *addr)
 {
-        return iSeries_Read_Byte(addr);
+        return iSeries_read_byte(addr);
 }
 
 static u16 iseries_readw(const volatile void __iomem *addr)
 {
-        return le16_to_cpu(iSeries_Read_Word(addr));
+        return le16_to_cpu(iSeries_read_word(addr));
 }
 
 static u32 iseries_readl(const volatile void __iomem *addr)
 {
-        return le32_to_cpu(iSeries_Read_Long(addr));
+        return le32_to_cpu(iSeries_read_long(addr));
 }
 
 static u16 iseries_readw_be(const volatile void __iomem *addr)
 {
-        return iSeries_Read_Word(addr);
+        return iSeries_read_word(addr);
 }
 
 static u32 iseries_readl_be(const volatile void __iomem *addr)
 {
-        return iSeries_Read_Long(addr);
+        return iSeries_read_long(addr);
 }
 
 static void iseries_writeb(u8 data, volatile void __iomem *addr)
 {
-        iSeries_Write_Byte(data, addr);
+        iSeries_write_byte(data, addr);
 }
 
 static void iseries_writew(u16 data, volatile void __iomem *addr)
 {
-        iSeries_Write_Word(cpu_to_le16(data), addr);
+        iSeries_write_word(cpu_to_le16(data), addr);
 }
 
 static void iseries_writel(u32 data, volatile void __iomem *addr)
 {
-        iSeries_Write_Long(cpu_to_le32(data), addr);
+        iSeries_write_long(cpu_to_le32(data), addr);
 }
 
 static void iseries_writew_be(u16 data, volatile void __iomem *addr)
 {
-        iSeries_Write_Word(data, addr);
+        iSeries_write_word(data, addr);
 }
 
 static void iseries_writel_be(u32 data, volatile void __iomem *addr)
 {
-        iSeries_Write_Long(data, addr);
+        iSeries_write_long(data, addr);
 }
 
 static void iseries_readsb(const volatile void __iomem *addr, void *buf,
@@ -613,7 +613,7 @@ static void iseries_readsb(const volatile void __iomem *addr, void *buf,
 {
         u8 *dst = buf;
         while(count-- > 0)
-                *(dst++) = iSeries_Read_Byte(addr);
+                *(dst++) = iSeries_read_byte(addr);
 }
 
 static void iseries_readsw(const volatile void __iomem *addr, void *buf,
@@ -621,7 +621,7 @@ static void iseries_readsw(const volatile void __iomem *addr, void *buf,
 {
         u16 *dst = buf;
         while(count-- > 0)
-                *(dst++) = iSeries_Read_Word(addr);
+                *(dst++) = iSeries_read_word(addr);
 }
 
 static void iseries_readsl(const volatile void __iomem *addr, void *buf,
@@ -629,7 +629,7 @@ static void iseries_readsl(const volatile void __iomem *addr, void *buf,
 {
         u32 *dst = buf;
         while(count-- > 0)
-                *(dst++) = iSeries_Read_Long(addr);
+                *(dst++) = iSeries_read_long(addr);
 }
 
 static void iseries_writesb(volatile void __iomem *addr, const void *buf,
@@ -637,7 +637,7 @@ static void iseries_writesb(volatile void __iomem *addr, const void *buf,
 {
         const u8 *src = buf;
         while(count-- > 0)
-                iSeries_Write_Byte(*(src++), addr);
+                iSeries_write_byte(*(src++), addr);
 }
 
 static void iseries_writesw(volatile void __iomem *addr, const void *buf,
@@ -645,7 +645,7 @@ static void iseries_writesw(volatile void __iomem *addr, const void *buf,
 {
         const u16 *src = buf;
         while(count-- > 0)
-                iSeries_Write_Word(*(src++), addr);
+                iSeries_write_word(*(src++), addr);
 }
 
 static void iseries_writesl(volatile void __iomem *addr, const void *buf,
@@ -653,7 +653,7 @@ static void iseries_writesl(volatile void __iomem *addr, const void *buf,
 {
         const u32 *src = buf;
         while(count-- > 0)
-                iSeries_Write_Long(*(src++), addr);
+                iSeries_write_long(*(src++), addr);
 }
 
 static void iseries_memset_io(volatile void __iomem *addr, int c,
@@ -662,7 +662,7 @@ static void iseries_memset_io(volatile void __iomem *addr, int c,
         volatile char __iomem *d = addr;
 
         while (n-- > 0)
-                iSeries_Write_Byte(c, d++);
+                iSeries_write_byte(c, d++);
 }
 
 static void iseries_memcpy_fromio(void *dest, const volatile void __iomem *src,
@@ -672,7 +672,7 @@ static void iseries_memcpy_fromio(void *dest, const volatile void __iomem *src,
         const volatile char __iomem *s = src;
 
         while (n-- > 0)
-                *d++ = iSeries_Read_Byte(s++);
+                *d++ = iSeries_read_byte(s++);
 }
 
 static void iseries_memcpy_toio(volatile void __iomem *dest, const void *src,
@@ -682,7 +682,7 @@ static void iseries_memcpy_toio(volatile void __iomem *dest, const void *src,
         volatile char __iomem *d = dest;
 
         while (n-- > 0)
-                iSeries_Write_Byte(*s++, d++);
+                iSeries_write_byte(*s++, d++);
 }
 
 /* We only set MMIO ops. The default PIO ops will be default