Merge git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

[cascardo/linux.git] / arch / arm / kernel / ecard.c

diff --git a/arch/arm/kernel/ecard.c b/arch/arm/kernel/ecard.c
index 3e14b13..bdbd7da 100644 (file)
--- a/arch/arm/kernel/ecard.c
+++ b/arch/arm/kernel/ecard.c
@@ -40,6 +40,7 @@
 #include <linux/device.h>
 #include <linux/init.h>
 #include <linux/mutex.h>
+#include <linux/kthread.h>
 
 #include <asm/dma.h>
 #include <asm/ecard.h>
@@ -50,6 +51,8 @@
 #include <asm/mach/irq.h>
 #include <asm/tlbflush.h>
 
+#include "ecard.h"
+
 #ifndef CONFIG_ARCH_RPC
 #define HAVE_EXPMASK
 #endif
@@ -123,7 +126,7 @@ static void ecard_task_reset(struct ecard_request *req)
 
        res = ec->slot_no == 8
                ? &ec->resource[ECARD_RES_MEMC]
-               : ec->type == ECARD_EASI
+               : ec->easi
                  ? &ec->resource[ECARD_RES_EASI]
                  : &ec->resource[ECARD_RES_IOCSYNC];
 
@@ -178,7 +181,7 @@ static void ecard_task_readbytes(struct ecard_request *req)
                        index += 1;
                }
        } else {
-               unsigned long base = (ec->type == ECARD_EASI
+               unsigned long base = (ec->easi
                         ? &ec->resource[ECARD_RES_EASI]
                         : &ec->resource[ECARD_RES_IOCSYNC])->start;
                void __iomem *pbase = (void __iomem *)base;
@@ -263,8 +266,6 @@ static int ecard_init_mm(void)
 static int
 ecard_task(void * unused)
 {
-       daemonize("kecardd");
-
        /*
         * Allocate a mm.  We're not a lazy-TLB kernel task since we need
         * to set page table entries where the user space would be.  Note
@@ -353,7 +354,7 @@ int ecard_readchunk(struct in_chunk_dir *cd, ecard_t *ec, int id, int num)
                }
                if (c_id(&excd) == 0x80) { /* loader */
                        if (!ec->loader) {
-                               ec->loader = (loader_t)kmalloc(c_len(&excd),
+                               ec->loader = kmalloc(c_len(&excd),
                                                               GFP_KERNEL);
                                if (ec->loader)
                                        ecard_readbytes(ec->loader, ec,
@@ -529,7 +530,7 @@ static void ecard_dump_irq_state(void)
        }
 }
 
-static void ecard_check_lockup(struct irqdesc *desc)
+static void ecard_check_lockup(struct irq_desc *desc)
 {
        static unsigned long last;
        static int lockup;
@@ -567,7 +568,7 @@ static void ecard_check_lockup(struct irqdesc *desc)
 }
 
 static void
-ecard_irq_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs)
+ecard_irq_handler(unsigned int irq, struct irq_desc *desc)
 {
        ecard_t *ec;
        int called = 0;
@@ -585,8 +586,8 @@ ecard_irq_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs)
                        pending = ecard_default_ops.irqpending(ec);
 
                if (pending) {
-                       struct irqdesc *d = irq_desc + ec->irq;
-                       desc_handle_irq(ec->irq, d, regs);
+                       struct irq_desc *d = irq_desc + ec->irq;
+                       desc_handle_irq(ec->irq, d);
                        called ++;
                }
        }
@@ -609,7 +610,7 @@ static unsigned char first_set[] =
 };
 
 static void
-ecard_irqexp_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs)
+ecard_irqexp_handler(unsigned int irq, struct irq_desc *desc)
 {
        const unsigned int statusmask = 15;
        unsigned int status;
@@ -633,7 +634,7 @@ ecard_irqexp_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs *reg
                         * Serial cards should go in 0/1, ethernet/scsi in 2/3
                         * otherwise you will lose serial data at high speeds!
                         */
-                       desc_handle_irq(ec->irq, d, regs);
+                       desc_handle_irq(ec->irq, d);
                } else {
                        printk(KERN_WARNING "card%d: interrupt from unclaimed "
                               "card???\n", slot);
@@ -727,7 +728,7 @@ static int ecard_prints(char *buffer, ecard_t *ec)
        char *start = buffer;
 
        buffer += sprintf(buffer, "  %d: %s ", ec->slot_no,
-                         ec->type == ECARD_EASI ? "EASI" : "    ");
+                         ec->easi ? "EASI" : "    ");
 
        if (ec->cid.id == 0) {
                struct in_chunk_dir incd;
@@ -814,7 +815,7 @@ static struct expansion_card *__init ecard_alloc_card(int type, int slot)
        }
 
        ec->slot_no = slot;
-       ec->type = type;
+       ec->easi = type == ECARD_EASI;
        ec->irq = NO_IRQ;
        ec->fiq = NO_IRQ;
        ec->dma = NO_DMA;
@@ -825,6 +826,7 @@ static struct expansion_card *__init ecard_alloc_card(int type, int slot)
        ec->dev.bus = &ecard_bus_type;
        ec->dev.dma_mask = &ec->dma_mask;
        ec->dma_mask = (u64)0xffffffff;
+       ec->dev.coherent_dma_mask = ec->dma_mask;
 
        if (slot < 4) {
                ec_set_resource(ec, ECARD_RES_MEMC,
@@ -907,7 +909,7 @@ static ssize_t ecard_show_device(struct device *dev, struct device_attribute *at
 static ssize_t ecard_show_type(struct device *dev, struct device_attribute *attr, char *buf)
 {
        struct expansion_card *ec = ECARD_DEV(dev);
-       return sprintf(buf, "%s\n", ec->type == ECARD_EASI ? "EASI" : "IOC");
+       return sprintf(buf, "%s\n", ec->easi ? "EASI" : "IOC");
 }
 
 static struct device_attribute ecard_dev_attrs[] = {
@@ -1009,7 +1011,7 @@ ecard_probe(int slot, card_type_t type)
                ec->fiqmask = 4;
        }
 
-       for (i = 0; i < sizeof(blacklist) / sizeof(*blacklist); i++)
+       for (i = 0; i < ARRAY_SIZE(blacklist); i++)
                if (blacklist[i].manufacturer == ec->cid.manufacturer &&
                    blacklist[i].product == ec->cid.product) {
                        ec->card_desc = blacklist[i].type;
@@ -1022,7 +1024,7 @@ ecard_probe(int slot, card_type_t type)
        if (slot < 8) {
                ec->irq = 32 + slot;
                set_irq_chip(ec->irq, &ecard_chip);
-               set_irq_handler(ec->irq, do_level_IRQ);
+               set_irq_handler(ec->irq, handle_level_irq);
                set_irq_flags(ec->irq, IRQF_VALID);
        }
 
@@ -1058,13 +1060,14 @@ ecard_probe(int slot, card_type_t type)
  */
 static int __init ecard_init(void)
 {
-       int slot, irqhw, ret;
-
-       ret = kernel_thread(ecard_task, NULL, CLONE_KERNEL);
-       if (ret < 0) {
-               printk(KERN_ERR "Ecard: unable to create kernel thread: %d\n",
-                      ret);
-               return ret;
+       struct task_struct *task;
+       int slot, irqhw;
+
+       task = kthread_run(ecard_task, NULL, "kecardd");
+       if (IS_ERR(task)) {
+               printk(KERN_ERR "Ecard: unable to create kernel thread: %ld\n",
+                      PTR_ERR(task));
+               return PTR_ERR(task);
        }
 
        printk("Probing expansion cards\n");