9 files changed, 91 insertions, 132 deletions

diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 71ba04721beb..3584e4d4a4ad 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -95,6 +95,10 @@ config GENERIC_FIND_NEXT_BIT
         bool
         default y
 
+config GENERIC_FIND_BIT_LE
+        bool
+        default y
+
 config GENERIC_GPIO
         bool
         help
@@ -768,11 +772,19 @@ config HAS_RAPIDIO
 
 config RAPIDIO
         bool "RapidIO support"
-        depends on HAS_RAPIDIO
+        depends on HAS_RAPIDIO || PCI
         help
           If you say Y here, the kernel will include drivers and
           infrastructure code to support RapidIO interconnect devices.
 
+config FSL_RIO
+        bool "Freescale Embedded SRIO Controller support"
+        depends on RAPIDIO && HAS_RAPIDIO
+        default "n"
+        ---help---
+          Include support for RapidIO controller on Freescale embedded
+          processors (MPC8548, MPC8641, etc).
+
 source "drivers/rapidio/Kconfig"
 
 endmenu
diff --git a/arch/powerpc/include/asm/bitops.h b/arch/powerpc/include/asm/bitops.h
index 8a7e9314c68a..2e561876fc89 100644
--- a/arch/powerpc/include/asm/bitops.h
+++ b/arch/powerpc/include/asm/bitops.h
@@ -281,68 +281,56 @@ unsigned long __arch_hweight64(__u64 w);
 
 /* Little-endian versions */
 
-static __inline__ int test_le_bit(unsigned long nr,
-                                  __const__ unsigned long *addr)
+static __inline__ int test_bit_le(unsigned long nr,
+                                  __const__ void *addr)
 {
         __const__ unsigned char *tmp = (__const__ unsigned char *) addr;
         return (tmp[nr >> 3] >> (nr & 7)) & 1;
 }
 
-#define __set_le_bit(nr, addr) \
-        __set_bit((nr) ^ BITOP_LE_SWIZZLE, (addr))
-#define __clear_le_bit(nr, addr) \
-        __clear_bit((nr) ^ BITOP_LE_SWIZZLE, (addr))
+static inline void __set_bit_le(int nr, void *addr)
+{
+        __set_bit(nr ^ BITOP_LE_SWIZZLE, addr);
+}
+
+static inline void __clear_bit_le(int nr, void *addr)
+{
+        __clear_bit(nr ^ BITOP_LE_SWIZZLE, addr);
+}
+
+static inline int test_and_set_bit_le(int nr, void *addr)
+{
+        return test_and_set_bit(nr ^ BITOP_LE_SWIZZLE, addr);
+}
 
-#define test_and_set_le_bit(nr, addr) \
-        test_and_set_bit((nr) ^ BITOP_LE_SWIZZLE, (addr))
-#define test_and_clear_le_bit(nr, addr) \
-        test_and_clear_bit((nr) ^ BITOP_LE_SWIZZLE, (addr))
+static inline int test_and_clear_bit_le(int nr, void *addr)
+{
+        return test_and_clear_bit(nr ^ BITOP_LE_SWIZZLE, addr);
+}
+
+static inline int __test_and_set_bit_le(int nr, void *addr)
+{
+        return __test_and_set_bit(nr ^ BITOP_LE_SWIZZLE, addr);
+}
 
-#define __test_and_set_le_bit(nr, addr) \
-        __test_and_set_bit((nr) ^ BITOP_LE_SWIZZLE, (addr))
-#define __test_and_clear_le_bit(nr, addr) \
-        __test_and_clear_bit((nr) ^ BITOP_LE_SWIZZLE, (addr))
+static inline int __test_and_clear_bit_le(int nr, void *addr)
+{
+        return __test_and_clear_bit(nr ^ BITOP_LE_SWIZZLE, addr);
+}
 
-#define find_first_zero_le_bit(addr, size) generic_find_next_zero_le_bit((addr), (size), 0)
-unsigned long generic_find_next_zero_le_bit(const unsigned long *addr,
+#define find_first_zero_bit_le(addr, size) \
+        find_next_zero_bit_le((addr), (size), 0)
+unsigned long find_next_zero_bit_le(const void *addr,
                                     unsigned long size, unsigned long offset);
 
-unsigned long generic_find_next_le_bit(const unsigned long *addr,
+unsigned long find_next_bit_le(const void *addr,
                                     unsigned long size, unsigned long offset);
 /* Bitmap functions for the ext2 filesystem */
 
-#define ext2_set_bit(nr,addr) \
-        __test_and_set_le_bit((nr), (unsigned long*)addr)
-#define ext2_clear_bit(nr, addr) \
-        __test_and_clear_le_bit((nr), (unsigned long*)addr)
-
 #define ext2_set_bit_atomic(lock, nr, addr) \
-        test_and_set_le_bit((nr), (unsigned long*)addr)
+        test_and_set_bit_le((nr), (unsigned long*)addr)
 #define ext2_clear_bit_atomic(lock, nr, addr) \
-        test_and_clear_le_bit((nr), (unsigned long*)addr)
-
-#define ext2_test_bit(nr, addr)      test_le_bit((nr),(unsigned long*)addr)
-
-#define ext2_find_first_zero_bit(addr, size) \
-        find_first_zero_le_bit((unsigned long*)addr, size)
-#define ext2_find_next_zero_bit(addr, size, off) \
-        generic_find_next_zero_le_bit((unsigned long*)addr, size, off)
-
-#define ext2_find_next_bit(addr, size, off) \
-        generic_find_next_le_bit((unsigned long *)addr, size, off)
-/* Bitmap functions for the minix filesystem.  */
-
-#define minix_test_and_set_bit(nr,addr) \
-        __test_and_set_le_bit(nr, (unsigned long *)addr)
-#define minix_set_bit(nr,addr) \
-        __set_le_bit(nr, (unsigned long *)addr)
-#define minix_test_and_clear_bit(nr,addr) \
-        __test_and_clear_le_bit(nr, (unsigned long *)addr)
-#define minix_test_bit(nr,addr) \
-        test_le_bit(nr, (unsigned long *)addr)
-
-#define minix_find_first_zero_bit(addr,size) \
-        find_first_zero_le_bit((unsigned long *)addr, size)
+        test_and_clear_bit_le((nr), (unsigned long*)addr)
 
 #include <asm-generic/bitops/sched.h>
 
diff --git a/arch/powerpc/include/asm/types.h b/arch/powerpc/include/asm/types.h
index e16a6b2d96f1..8947b9827bc4 100644
--- a/arch/powerpc/include/asm/types.h
+++ b/arch/powerpc/include/asm/types.h
@@ -44,8 +44,6 @@ typedef struct {
 
 typedef __vector128 vector128;
 
-typedef u64 dma64_addr_t;
-
 typedef struct {
         unsigned long entry;
         unsigned long toc;
diff --git a/arch/powerpc/kernel/cpu_setup_fsl_booke.S b/arch/powerpc/kernel/cpu_setup_fsl_booke.S
index 5c518ad3445c..913611105c1f 100644
--- a/arch/powerpc/kernel/cpu_setup_fsl_booke.S
+++ b/arch/powerpc/kernel/cpu_setup_fsl_booke.S
@@ -64,7 +64,7 @@ _GLOBAL(__setup_cpu_e500v2)
         bl      __e500_icache_setup
         bl      __e500_dcache_setup
         bl      __setup_e500_ivors
-#ifdef CONFIG_RAPIDIO
+#ifdef CONFIG_FSL_RIO
         /* Ensure that RFXE is set */
         mfspr   r3,SPRN_HID1
         oris    r3,r3,HID1_RFXE@h
diff --git a/arch/powerpc/kernel/crash_dump.c b/arch/powerpc/kernel/crash_dump.c
index 0a2af50243cb..424afb6b8fba 100644
--- a/arch/powerpc/kernel/crash_dump.c
+++ b/arch/powerpc/kernel/crash_dump.c
@@ -28,9 +28,6 @@
 #define DBG(fmt...)
 #endif
 
-/* Stores the physical address of elf header of crash image. */
-unsigned long long elfcorehdr_addr = ELFCORE_ADDR_MAX;
-
 #ifndef CONFIG_RELOCATABLE
 void __init reserve_kdump_trampoline(void)
 {
@@ -72,20 +69,6 @@ void __init setup_kdump_trampoline(void)
 }
 #endif /* CONFIG_RELOCATABLE */
 
-/*
- * Note: elfcorehdr_addr is not just limited to vmcore. It is also used by
- * is_kdump_kernel() to determine if we are booting after a panic. Hence
- * ifdef it under CONFIG_CRASH_DUMP and not CONFIG_PROC_VMCORE.
- */
-static int __init parse_elfcorehdr(char *p)
-{
-        if (p)
-                elfcorehdr_addr = memparse(p, &p);
-
-        return 1;
-}
-__setup("elfcorehdr=", parse_elfcorehdr);
-
 static int __init parse_savemaxmem(char *p)
 {
         if (p)
diff --git a/arch/powerpc/kernel/vdso.c b/arch/powerpc/kernel/vdso.c
index fd8728729abc..142ab1008c3b 100644
--- a/arch/powerpc/kernel/vdso.c
+++ b/arch/powerpc/kernel/vdso.c
@@ -820,17 +820,17 @@ static int __init vdso_init(void)
 }
 arch_initcall(vdso_init);
 
-int in_gate_area_no_task(unsigned long addr)
+int in_gate_area_no_mm(unsigned long addr)
 {
         return 0;
 }
 
-int in_gate_area(struct task_struct *task, unsigned long addr)
+int in_gate_area(struct mm_struct *mm, unsigned long addr)
 {
         return 0;
 }
 
-struct vm_area_struct *get_gate_vma(struct task_struct *tsk)
+struct vm_area_struct *get_gate_vma(struct mm_struct *mm)
 {
         return NULL;
 }
diff --git a/arch/powerpc/sysdev/Makefile b/arch/powerpc/sysdev/Makefile
index 9c2973479142..1e0c933ef772 100644
--- a/arch/powerpc/sysdev/Makefile
+++ b/arch/powerpc/sysdev/Makefile
@@ -20,7 +20,7 @@ obj-$(CONFIG_FSL_GTM)		+= fsl_gtm.o
 obj-$(CONFIG_MPC8xxx_GPIO)      += mpc8xxx_gpio.o
 obj-$(CONFIG_FSL_85XX_CACHE_SRAM)       += fsl_85xx_l2ctlr.o fsl_85xx_cache_sram.o
 obj-$(CONFIG_SIMPLE_GPIO)       += simple_gpio.o
-obj-$(CONFIG_RAPIDIO)           += fsl_rio.o
+obj-$(CONFIG_FSL_RIO)           += fsl_rio.o
 obj-$(CONFIG_TSI108_BRIDGE)     += tsi108_pci.o tsi108_dev.o
 obj-$(CONFIG_QUICC_ENGINE)      += qe_lib/
 obj-$(CONFIG_PPC_BESTCOMM)      += bestcomm/
diff --git a/arch/powerpc/sysdev/fsl_rio.c b/arch/powerpc/sysdev/fsl_rio.c
index 3eff2c3a9ad5..14232d57369c 100644
--- a/arch/powerpc/sysdev/fsl_rio.c
+++ b/arch/powerpc/sysdev/fsl_rio.c
@@ -482,7 +482,7 @@ fsl_rio_config_write(struct rio_mport *mport, int index, u16 destid,
 }
 
 /**
- * rio_hw_add_outb_message - Add message to the MPC85xx outbound message queue
+ * fsl_add_outb_message - Add message to the MPC85xx outbound message queue
  * @mport: Master port with outbound message queue
  * @rdev: Target of outbound message
  * @mbox: Outbound mailbox
@@ -492,8 +492,8 @@ fsl_rio_config_write(struct rio_mport *mport, int index, u16 destid,
  * Adds the @buffer message to the MPC85xx outbound message queue. Returns
  * %0 on success or %-EINVAL on failure.
  */
-int
-rio_hw_add_outb_message(struct rio_mport *mport, struct rio_dev *rdev, int mbox,
+static int
+fsl_add_outb_message(struct rio_mport *mport, struct rio_dev *rdev, int mbox,
                         void *buffer, size_t len)
 {
         struct rio_priv *priv = mport->priv;
@@ -502,9 +502,8 @@ rio_hw_add_outb_message(struct rio_mport *mport, struct rio_dev *rdev, int mbox,
                                         + priv->msg_tx_ring.tx_slot;
         int ret = 0;
 
-        pr_debug
-            ("RIO: rio_hw_add_outb_message(): destid %4.4x mbox %d buffer %8.8x len %8.8x\n",
-             rdev->destid, mbox, (int)buffer, len);
+        pr_debug("RIO: fsl_add_outb_message(): destid %4.4x mbox %d buffer " \
+                 "%8.8x len %8.8x\n", rdev->destid, mbox, (int)buffer, len);
 
         if ((len < 8) || (len > RIO_MAX_MSG_SIZE)) {
                 ret = -EINVAL;
@@ -554,8 +553,6 @@ rio_hw_add_outb_message(struct rio_mport *mport, struct rio_dev *rdev, int mbox,
         return ret;
 }
 
-EXPORT_SYMBOL_GPL(rio_hw_add_outb_message);
-
 /**
  * fsl_rio_tx_handler - MPC85xx outbound message interrupt handler
  * @irq: Linux interrupt number
@@ -600,7 +597,7 @@ fsl_rio_tx_handler(int irq, void *dev_instance)
 }
 
 /**
- * rio_open_outb_mbox - Initialize MPC85xx outbound mailbox
+ * fsl_open_outb_mbox - Initialize MPC85xx outbound mailbox
  * @mport: Master port implementing the outbound message unit
  * @dev_id: Device specific pointer to pass on event
  * @mbox: Mailbox to open
@@ -610,7 +607,8 @@ fsl_rio_tx_handler(int irq, void *dev_instance)
  * and enables the outbound message unit. Returns %0 on success and
  * %-EINVAL or %-ENOMEM on failure.
  */
-int rio_open_outb_mbox(struct rio_mport *mport, void *dev_id, int mbox, int entries)
+static int
+fsl_open_outb_mbox(struct rio_mport *mport, void *dev_id, int mbox, int entries)
 {
         int i, j, rc = 0;
         struct rio_priv *priv = mport->priv;
@@ -706,14 +704,14 @@ int rio_open_outb_mbox(struct rio_mport *mport, void *dev_id, int mbox, int entr
 }
 
 /**
- * rio_close_outb_mbox - Shut down MPC85xx outbound mailbox
+ * fsl_close_outb_mbox - Shut down MPC85xx outbound mailbox
  * @mport: Master port implementing the outbound message unit
  * @mbox: Mailbox to close
  *
  * Disables the outbound message unit, free all buffers, and
  * frees the outbound message interrupt.
  */
-void rio_close_outb_mbox(struct rio_mport *mport, int mbox)
+static void fsl_close_outb_mbox(struct rio_mport *mport, int mbox)
 {
         struct rio_priv *priv = mport->priv;
         /* Disable inbound message unit */
@@ -770,7 +768,7 @@ fsl_rio_rx_handler(int irq, void *dev_instance)
 }
 
 /**
- * rio_open_inb_mbox - Initialize MPC85xx inbound mailbox
+ * fsl_open_inb_mbox - Initialize MPC85xx inbound mailbox
  * @mport: Master port implementing the inbound message unit
  * @dev_id: Device specific pointer to pass on event
  * @mbox: Mailbox to open
@@ -780,7 +778,8 @@ fsl_rio_rx_handler(int irq, void *dev_instance)
  * and enables the inbound message unit. Returns %0 on success
  * and %-EINVAL or %-ENOMEM on failure.
  */
-int rio_open_inb_mbox(struct rio_mport *mport, void *dev_id, int mbox, int entries)
+static int
+fsl_open_inb_mbox(struct rio_mport *mport, void *dev_id, int mbox, int entries)
 {
         int i, rc = 0;
         struct rio_priv *priv = mport->priv;
@@ -844,14 +843,14 @@ int rio_open_inb_mbox(struct rio_mport *mport, void *dev_id, int mbox, int entri
 }
 
 /**
- * rio_close_inb_mbox - Shut down MPC85xx inbound mailbox
+ * fsl_close_inb_mbox - Shut down MPC85xx inbound mailbox
  * @mport: Master port implementing the inbound message unit
  * @mbox: Mailbox to close
  *
  * Disables the inbound message unit, free all buffers, and
  * frees the inbound message interrupt.
  */
-void rio_close_inb_mbox(struct rio_mport *mport, int mbox)
+static void fsl_close_inb_mbox(struct rio_mport *mport, int mbox)
 {
         struct rio_priv *priv = mport->priv;
         /* Disable inbound message unit */
@@ -866,7 +865,7 @@ void rio_close_inb_mbox(struct rio_mport *mport, int mbox)
 }
 
 /**
- * rio_hw_add_inb_buffer - Add buffer to the MPC85xx inbound message queue
+ * fsl_add_inb_buffer - Add buffer to the MPC85xx inbound message queue
  * @mport: Master port implementing the inbound message unit
  * @mbox: Inbound mailbox number
  * @buf: Buffer to add to inbound queue
@@ -874,12 +873,12 @@ void rio_close_inb_mbox(struct rio_mport *mport, int mbox)
  * Adds the @buf buffer to the MPC85xx inbound message queue. Returns
  * %0 on success or %-EINVAL on failure.
  */
-int rio_hw_add_inb_buffer(struct rio_mport *mport, int mbox, void *buf)
+static int fsl_add_inb_buffer(struct rio_mport *mport, int mbox, void *buf)
 {
         int rc = 0;
         struct rio_priv *priv = mport->priv;
 
-        pr_debug("RIO: rio_hw_add_inb_buffer(), msg_rx_ring.rx_slot %d\n",
+        pr_debug("RIO: fsl_add_inb_buffer(), msg_rx_ring.rx_slot %d\n",
                  priv->msg_rx_ring.rx_slot);
 
         if (priv->msg_rx_ring.virt_buffer[priv->msg_rx_ring.rx_slot]) {
@@ -898,17 +897,15 @@ int rio_hw_add_inb_buffer(struct rio_mport *mport, int mbox, void *buf)
         return rc;
 }
 
-EXPORT_SYMBOL_GPL(rio_hw_add_inb_buffer);
-
 /**
- * rio_hw_get_inb_message - Fetch inbound message from the MPC85xx message unit
+ * fsl_get_inb_message - Fetch inbound message from the MPC85xx message unit
  * @mport: Master port implementing the inbound message unit
  * @mbox: Inbound mailbox number
  *
  * Gets the next available inbound message from the inbound message queue.
  * A pointer to the message is returned on success or NULL on failure.
  */
-void *rio_hw_get_inb_message(struct rio_mport *mport, int mbox)
+static void *fsl_get_inb_message(struct rio_mport *mport, int mbox)
 {
         struct rio_priv *priv = mport->priv;
         u32 phys_buf, virt_buf;
@@ -945,8 +942,6 @@ void *rio_hw_get_inb_message(struct rio_mport *mport, int mbox)
         return buf;
 }
 
-EXPORT_SYMBOL_GPL(rio_hw_get_inb_message);
-
 /**
  * fsl_rio_dbell_handler - MPC85xx doorbell interrupt handler
  * @irq: Linux interrupt number
@@ -1293,28 +1288,6 @@ err_out:
         return rc;
 }
 
-static char *cmdline = NULL;
-
-static int fsl_rio_get_hdid(int index)
-{
-        /* XXX Need to parse multiple entries in some format */
-        if (!cmdline)
-                return -1;
-
-        return simple_strtol(cmdline, NULL, 0);
-}
-
-static int fsl_rio_get_cmdline(char *s)
-{
-        if (!s)
-                return 0;
-
-        cmdline = s;
-        return 1;
-}
-
-__setup("riohdid=", fsl_rio_get_cmdline);
-
 static inline void fsl_rio_info(struct device *dev, u32 ccsr)
 {
         const char *str;
@@ -1431,13 +1404,19 @@ int fsl_rio_setup(struct platform_device *dev)
         ops->cwrite = fsl_rio_config_write;
         ops->dsend = fsl_rio_doorbell_send;
         ops->pwenable = fsl_rio_pw_enable;
+        ops->open_outb_mbox = fsl_open_outb_mbox;
+        ops->open_inb_mbox = fsl_open_inb_mbox;
+        ops->close_outb_mbox = fsl_close_outb_mbox;
+        ops->close_inb_mbox = fsl_close_inb_mbox;
+        ops->add_outb_message = fsl_add_outb_message;
+        ops->add_inb_buffer = fsl_add_inb_buffer;
+        ops->get_inb_message = fsl_get_inb_message;
 
         port = kzalloc(sizeof(struct rio_mport), GFP_KERNEL);
         if (!port) {
                 rc = -ENOMEM;
                 goto err_port;
         }
-        port->id = 0;
         port->index = 0;
 
         priv = kzalloc(sizeof(struct rio_priv), GFP_KERNEL);
@@ -1453,6 +1432,14 @@ int fsl_rio_setup(struct platform_device *dev)
         port->iores.flags = IORESOURCE_MEM;
         port->iores.name = "rio_io_win";
 
+        if (request_resource(&iomem_resource, &port->iores) < 0) {
+                dev_err(&dev->dev, "RIO: Error requesting master port region"
+                        " 0x%016llx-0x%016llx\n",
+                        (u64)port->iores.start, (u64)port->iores.end);
+                        rc = -ENOMEM;
+                        goto err_res;
+        }
+
         priv->pwirq   = irq_of_parse_and_map(dev->dev.of_node, 0);
         priv->bellirq = irq_of_parse_and_map(dev->dev.of_node, 2);
         priv->txirq = irq_of_parse_and_map(dev->dev.of_node, 3);
@@ -1468,8 +1455,6 @@ int fsl_rio_setup(struct platform_device *dev)
         priv->dev = &dev->dev;
 
         port->ops = ops;
-        port->host_deviceid = fsl_rio_get_hdid(port->id);
-
         port->priv = priv;
         port->phys_efptr = 0x100;
         rio_register_mport(port);
@@ -1559,6 +1544,7 @@ int fsl_rio_setup(struct platform_device *dev)
         return 0;
 err:
         iounmap(priv->regs_win);
+err_res:
         kfree(priv);
 err_priv:
         kfree(port);
@@ -1572,18 +1558,10 @@ err_ops:
  */
 static int __devinit fsl_of_rio_rpn_probe(struct platform_device *dev)
 {
-        int rc;
         printk(KERN_INFO "Setting up RapidIO peer-to-peer network %s\n",
                         dev->dev.of_node->full_name);
 
-        rc = fsl_rio_setup(dev);
-        if (rc)
-                goto out;
-
-        /* Enumerate all registered ports */
-        rc = rio_init_mports();
-out:
-        return rc;
+        return fsl_rio_setup(dev);
 };
 
 static const struct of_device_id fsl_of_rio_rpn_ids[] = {
diff --git a/arch/powerpc/xmon/xmon.c b/arch/powerpc/xmon/xmon.c
index d17d04cfb2cd..33794c1d92c3 100644
--- a/arch/powerpc/xmon/xmon.c
+++ b/arch/powerpc/xmon/xmon.c
@@ -821,7 +821,7 @@ cmds(struct pt_regs *excp)
                                 memzcan();
                                 break;
                         case 'i':
-                                show_mem();
+                                show_mem(0);
                                 break;
                         default:
                                 termch = cmd;