Fedora kernel-2.6.17-1.2142_FC4 patched with stable patch-2.6.17.4-vs2.0.2-rc26.diff

[linux-2.6.git] / drivers / scsi / fd_mcs.c

diff --git a/drivers/scsi/fd_mcs.c b/drivers/scsi/fd_mcs.c
index 770930e..cca485a 100644 (file)
--- a/drivers/scsi/fd_mcs.c
+++ b/drivers/scsi/fd_mcs.c
@@ -343,7 +343,7 @@ static void fd_mcs_make_bus_idle(struct Scsi_Host *shpnt)
                outb(0x01 | PARITY_MASK, TMC_Cntl_port);
 }
 
-static int fd_mcs_detect(Scsi_Host_Template * tpnt)
+static int fd_mcs_detect(struct scsi_host_template * tpnt)
 {
        int loop;
        struct Scsi_Host *shpnt;
@@ -671,7 +671,7 @@ static irqreturn_t fd_mcs_intr(int irq, void *dev_id, struct pt_regs *regs)
                outb(0x40 | FIFO_COUNT, Interrupt_Cntl_port);
 
                outb(0x82, SCSI_Cntl_port);     /* Bus Enable + Select */
-               outb(adapter_mask | (1 << current_SC->device->id), SCSI_Data_NoACK_port);
+               outb(adapter_mask | (1 << scmd_id(current_SC)), SCSI_Data_NoACK_port);
 
                /* Stop arbitration and enable parity */
                outb(0x10 | PARITY_MASK, TMC_Cntl_port);
@@ -683,7 +683,7 @@ static irqreturn_t fd_mcs_intr(int irq, void *dev_id, struct pt_regs *regs)
                status = inb(SCSI_Status_port);
                if (!(status & 0x01)) {
                        /* Try again, for slow devices */
-                       if (fd_mcs_select(shpnt, current_SC->device->id)) {
+                       if (fd_mcs_select(shpnt, scmd_id(current_SC))) {
 #if EVERY_ACCESS
                                printk(" SFAIL ");
 #endif
@@ -1241,18 +1241,9 @@ static int fd_mcs_abort(Scsi_Cmnd * SCpnt)
        return SUCCESS;
 }
 
-static int fd_mcs_host_reset(Scsi_Cmnd * SCpnt)
-{
-       return FAILED;
-}
-
-static int fd_mcs_device_reset(Scsi_Cmnd * SCpnt) 
-{
-       return FAILED;
-}
-
 static int fd_mcs_bus_reset(Scsi_Cmnd * SCpnt) {
        struct Scsi_Host *shpnt = SCpnt->device->host;
+       unsigned long flags;
 
 #if DEBUG_RESET
        static int called_once = 0;
@@ -1269,6 +1260,8 @@ static int fd_mcs_bus_reset(Scsi_Cmnd * SCpnt) {
        called_once = 1;
 #endif
 
+       spin_lock_irqsave(shpnt->host_lock, flags);
+
        outb(1, SCSI_Cntl_port);
        do_pause(2);
        outb(0, SCSI_Cntl_port);
@@ -1276,6 +1269,8 @@ static int fd_mcs_bus_reset(Scsi_Cmnd * SCpnt) {
        outb(0, SCSI_Mode_Cntl_port);
        outb(PARITY_MASK, TMC_Cntl_port);
 
+       spin_unlock_irqrestore(shpnt->host_lock, flags);
+
        /* Unless this is the very first call (i.e., SCPnt == NULL), everything
           is probably hosed at this point.  We will, however, try to keep
           things going by informing the high-level code that we need help. */
@@ -1348,7 +1343,7 @@ static int fd_mcs_biosparam(struct scsi_device * disk, struct block_device *bdev
        return 0;
 }
 
-static Scsi_Host_Template driver_template = {
+static struct scsi_host_template driver_template = {
        .proc_name                      = "fd_mcs",
        .proc_info                      = fd_mcs_proc_info,
        .detect                         = fd_mcs_detect,
@@ -1357,8 +1352,6 @@ static Scsi_Host_Template driver_template = {
        .queuecommand                   = fd_mcs_queue, 
        .eh_abort_handler               = fd_mcs_abort,
        .eh_bus_reset_handler           = fd_mcs_bus_reset,
-       .eh_host_reset_handler          = fd_mcs_host_reset,
-       .eh_device_reset_handler        = fd_mcs_device_reset,
        .bios_param                     = fd_mcs_biosparam,
        .can_queue                      = 1,
        .this_id                        = 7,
@@ -1367,3 +1360,5 @@ static Scsi_Host_Template driver_template = {
        .use_clustering                 = DISABLE_CLUSTERING,
 };
 #include "scsi_module.c"
+
+MODULE_LICENSE("GPL");