Merge git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc-merge

[linux-2.6-omap-h63xx.git] / drivers / scsi / 3w-9xxx.c

diff --git a/drivers/scsi/3w-9xxx.c b/drivers/scsi/3w-9xxx.c
index a748fbfb66927dc9c54903abcec1d7a585a5b240..d9152d02088c81bb4c498360d5ed7232f10718dd 100644 (file)
--- a/drivers/scsi/3w-9xxx.c
+++ b/drivers/scsi/3w-9xxx.c
@@ -61,6 +61,7 @@
                  Add support for embedded firmware error strings.
    2.26.02.003 - Correctly handle single sgl's with use_sg=1.
    2.26.02.004 - Add support for 9550SX controllers.
+   2.26.02.005 - Fix use_sg == 0 mapping on systems with 4GB or higher.
 */
 
 #include <linux/module.h>
@@ -73,6 +74,7 @@
 #include <linux/delay.h>
 #include <linux/pci.h>
 #include <linux/time.h>
+#include <linux/mutex.h>
 #include <asm/io.h>
 #include <asm/irq.h>
 #include <asm/uaccess.h>
@@ -83,7 +85,7 @@
 #include "3w-9xxx.h"
 
 /* Globals */
-#define TW_DRIVER_VERSION "2.26.02.004"
+#define TW_DRIVER_VERSION "2.26.02.005"
 static TW_Device_Extension *twa_device_extension_list[TW_MAX_SLOT];
 static unsigned int twa_device_extension_count;
 static int twa_major = -1;
@@ -615,7 +617,7 @@ static int twa_chrdev_ioctl(struct inode *inode, struct file *file, unsigned int
        void __user *argp = (void __user *)arg;
 
        /* Only let one of these through at a time */
-       if (down_interruptible(&tw_dev->ioctl_sem)) {
+       if (mutex_lock_interruptible(&tw_dev->ioctl_lock)) {
                retval = TW_IOCTL_ERROR_OS_EINTR;
                goto out;
        }
@@ -852,7 +854,7 @@ out3:
        /* Now free ioctl buf memory */
        dma_free_coherent(&tw_dev->tw_pci_dev->dev, data_buffer_length_adjusted+sizeof(TW_Ioctl_Buf_Apache) - 1, cpu_addr, dma_handle);
 out2:
-       up(&tw_dev->ioctl_sem);
+       mutex_unlock(&tw_dev->ioctl_lock);
 out:
        return retval;
 } /* End twa_chrdev_ioctl() */
@@ -1017,8 +1019,7 @@ static void twa_free_device_extension(TW_Device_Extension *tw_dev)
                                    tw_dev->generic_buffer_virt[0],
                                    tw_dev->generic_buffer_phys[0]);
 
-       if (tw_dev->event_queue[0])
-               kfree(tw_dev->event_queue[0]);
+       kfree(tw_dev->event_queue[0]);
 } /* End twa_free_device_extension() */
 
 /* This function will free a request id */
@@ -1183,7 +1184,7 @@ static int twa_initialize_device_extension(TW_Device_Extension *tw_dev)
        tw_dev->error_sequence_id = 1;
        tw_dev->chrdev_request_id = TW_IOCTL_CHRDEV_FREE;
 
-       init_MUTEX(&tw_dev->ioctl_sem);
+       mutex_init(&tw_dev->ioctl_lock);
        init_waitqueue_head(&tw_dev->ioctl_wqueue);
 
        retval = 0;
@@ -1408,7 +1409,7 @@ static dma_addr_t twa_map_scsi_single_data(TW_Device_Extension *tw_dev, int requ
        dma_addr_t mapping;
        struct scsi_cmnd *cmd = tw_dev->srb[request_id];
        struct pci_dev *pdev = tw_dev->tw_pci_dev;
-       int retval = 0;
+       dma_addr_t retval = 0;
 
        if (cmd->request_bufflen == 0) {
                retval = 0;
@@ -1732,7 +1733,9 @@ static int twa_scsi_eh_reset(struct scsi_cmnd *SCpnt)
 
        tw_dev->num_resets++;
 
-       printk(KERN_WARNING "3w-9xxx: scsi%d: WARNING: (0x%02X:0x%04X): Unit #%d: Command (0x%x) timed out, resetting card.\n", tw_dev->host->host_no, TW_DRIVER, 0x2c, SCpnt->device->id, SCpnt->cmnd[0]);
+       sdev_printk(KERN_WARNING, SCpnt->device,
+               "WARNING: (0x%02X:0x%04X): Command (0x%x) timed out, resetting card.\n",
+               TW_DRIVER, 0x2c, SCpnt->cmnd[0]);
 
        /* Now reset the card and some of the device extension data */
        if (twa_reset_device_extension(tw_dev, 0)) {
@@ -1796,7 +1799,7 @@ static int twa_scsiop_execute_scsi(TW_Device_Extension *tw_dev, int request_id,
        int i, sg_count;
        struct scsi_cmnd *srb = NULL;
        struct scatterlist *sglist = NULL;
-       u32 buffaddr = 0x0;
+       dma_addr_t buffaddr = 0x0;
        int retval = 1;
 
        if (tw_dev->srb[request_id]) {