Merge branch 'intx' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/misc-2.6

[pandora-kernel.git] / drivers / block / sx8.c

diff --git a/drivers/block/sx8.c b/drivers/block/sx8.c
index 1ded3b4..54509eb 100644 (file)
--- a/drivers/block/sx8.c
+++ b/drivers/block/sx8.c
@@ -18,7 +18,6 @@
 #include <linux/spinlock.h>
 #include <linux/blkdev.h>
 #include <linux/sched.h>
-#include <linux/devfs_fs_kernel.h>
 #include <linux/interrupt.h>
 #include <linux/compiler.h>
 #include <linux/workqueue.h>
@@ -27,8 +26,8 @@
 #include <linux/time.h>
 #include <linux/hdreg.h>
 #include <linux/dma-mapping.h>
+#include <linux/completion.h>
 #include <asm/io.h>
-#include <asm/semaphore.h>
 #include <asm/uaccess.h>
 
 #if 0
@@ -303,7 +302,7 @@ struct carm_host {
 
        struct work_struct              fsm_task;
 
-       struct semaphore                probe_sem;
+       struct completion               probe_comp;
 };
 
 struct carm_response {
@@ -407,8 +406,7 @@ struct carm_array_info {
 
 static int carm_init_one (struct pci_dev *pdev, const struct pci_device_id *ent);
 static void carm_remove_one (struct pci_dev *pdev);
-static int carm_bdev_ioctl(struct inode *ino, struct file *fil,
-                          unsigned int cmd, unsigned long arg);
+static int carm_bdev_getgeo(struct block_device *bdev, struct hd_geometry *geo);
 
 static struct pci_device_id carm_pci_tbl[] = {
        { PCI_VENDOR_ID_PROMISE, 0x8000, PCI_ANY_ID, PCI_ANY_ID, 0, 0, },
@@ -426,7 +424,7 @@ static struct pci_driver carm_driver = {
 
 static struct block_device_operations carm_bd_ops = {
        .owner          = THIS_MODULE,
-       .ioctl          = carm_bdev_ioctl,
+       .getgeo         = carm_bdev_getgeo,
 };
 
 static unsigned int carm_host_id;
@@ -434,32 +432,14 @@ static unsigned long carm_major_alloc;
 
 
 
-static int carm_bdev_ioctl(struct inode *ino, struct file *fil,
-                          unsigned int cmd, unsigned long arg)
+static int carm_bdev_getgeo(struct block_device *bdev, struct hd_geometry *geo)
 {
-       void __user *usermem = (void __user *) arg;
-       struct carm_port *port = ino->i_bdev->bd_disk->private_data;
-       struct hd_geometry geom;
+       struct carm_port *port = bdev->bd_disk->private_data;
 
-       switch (cmd) {
-       case HDIO_GETGEO:
-               if (!usermem)
-                       return -EINVAL;
-
-               geom.heads = (u8) port->dev_geom_head;
-               geom.sectors = (u8) port->dev_geom_sect;
-               geom.cylinders = port->dev_geom_cyl;
-               geom.start = get_start_sect(ino->i_bdev);
-
-               if (copy_to_user(usermem, &geom, sizeof(geom)))
-                       return -EFAULT;
-               return 0;
-
-       default:
-               break;
-       }
-
-       return -EOPNOTSUPP;
+       geo->heads = (u8) port->dev_geom_head;
+       geo->sectors = (u8) port->dev_geom_sect;
+       geo->cylinders = port->dev_geom_cyl;
+       return 0;
 }
 
 static const u32 msg_sizes[] = { 32, 64, 128, CARM_MSG_SIZE };
@@ -770,7 +750,7 @@ static inline void carm_end_request_queued(struct carm_host *host,
        rc = end_that_request_first(req, uptodate, req->hard_nr_sectors);
        assert(rc == 0);
 
-       end_that_request_last(req);
+       end_that_request_last(req, uptodate);
 
        rc = carm_put_request(host, crq);
        assert(rc == 0);
@@ -1220,7 +1200,7 @@ static inline void carm_handle_responses(struct carm_host *host)
        host->resp_idx += work;
 }
 
-static irqreturn_t carm_interrupt(int irq, void *__host, struct pt_regs *regs)
+static irqreturn_t carm_interrupt(int irq, void *__host)
 {
        struct carm_host *host = __host;
        void __iomem *mmio;
@@ -1264,9 +1244,10 @@ out:
        return IRQ_RETVAL(handled);
 }
 
-static void carm_fsm_task (void *_data)
+static void carm_fsm_task (struct work_struct *work)
 {
-       struct carm_host *host = _data;
+       struct carm_host *host =
+               container_of(work, struct carm_host, fsm_task);
        unsigned long flags;
        unsigned int state;
        int rc, i, next_dev;
@@ -1365,7 +1346,7 @@ static void carm_fsm_task (void *_data)
        }
 
        case HST_PROBE_FINISHED:
-               up(&host->probe_sem);
+               complete(&host->probe_comp);
                break;
 
        case HST_ERROR:
@@ -1529,7 +1510,6 @@ static int carm_init_disks(struct carm_host *host)
                port->disk = disk;
                sprintf(disk->disk_name, DRV_NAME "/%u",
                        (unsigned int) (host->id * CARM_MAX_PORTS) + i);
-               sprintf(disk->devfs_name, DRV_NAME "/%u_%u", host->id, i);
                disk->major = host->major;
                disk->first_minor = i * CARM_MINORS_PER_MAJOR;
                disk->fops = &carm_bd_ops;
@@ -1640,8 +1620,8 @@ static int carm_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
        host->pdev = pdev;
        host->flags = pci_dac ? FL_DAC : 0;
        spin_lock_init(&host->lock);
-       INIT_WORK(&host->fsm_task, carm_fsm_task, host);
-       init_MUTEX_LOCKED(&host->probe_sem);
+       INIT_WORK(&host->fsm_task, carm_fsm_task);
+       init_completion(&host->probe_comp);
 
        for (i = 0; i < ARRAY_SIZE(host->req); i++)
                host->req[i].tag = i;
@@ -1691,15 +1671,13 @@ static int carm_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
        if (host->flags & FL_DYN_MAJOR)
                host->major = rc;
 
-       devfs_mk_dir(DRV_NAME);
-
        rc = carm_init_disks(host);
        if (rc)
                goto err_out_blkdev_disks;
 
        pci_set_master(pdev);
 
-       rc = request_irq(pdev->irq, carm_interrupt, SA_SHIRQ, DRV_NAME, host);
+       rc = request_irq(pdev->irq, carm_interrupt, IRQF_SHARED, DRV_NAME, host);
        if (rc) {
                printk(KERN_ERR DRV_NAME "(%s): irq alloc failure\n",
                       pci_name(pdev));
@@ -1710,12 +1688,13 @@ static int carm_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
        if (rc)
                goto err_out_free_irq;
 
-       DPRINTK("waiting for probe_sem\n");
-       down(&host->probe_sem);
+       DPRINTK("waiting for probe_comp\n");
+       wait_for_completion(&host->probe_comp);
 
-       printk(KERN_INFO "%s: pci %s, ports %d, io %lx, irq %u, major %d\n",
+       printk(KERN_INFO "%s: pci %s, ports %d, io %llx, irq %u, major %d\n",
               host->name, pci_name(pdev), (int) CARM_MAX_PORTS,
-              pci_resource_start(pdev, 0), pdev->irq, host->major);
+              (unsigned long long)pci_resource_start(pdev, 0),
+                  pdev->irq, host->major);
 
        carm_host_id++;
        pci_set_drvdata(pdev, host);
@@ -1757,7 +1736,6 @@ static void carm_remove_one (struct pci_dev *pdev)
 
        free_irq(pdev->irq, host);
        carm_free_disks(host);
-       devfs_remove(DRV_NAME);
        unregister_blkdev(host->major, host->name);
        if (host->major == 160)
                clear_bit(0, &carm_major_alloc);
@@ -1774,7 +1752,7 @@ static void carm_remove_one (struct pci_dev *pdev)
 
 static int __init carm_init(void)
 {
-       return pci_module_init(&carm_driver);
+       return pci_register_driver(&carm_driver);
 }
 
 static void __exit carm_exit(void)