[SCSI] allow sleeping in ->eh_host_reset_handler()

[pandora-kernel.git] / drivers / scsi / mac53c94.c

diff --git a/drivers/scsi/mac53c94.c b/drivers/scsi/mac53c94.c
index 9a792a5..edd47d1 100644 (file)
--- a/drivers/scsi/mac53c94.c
+++ b/drivers/scsi/mac53c94.c
@@ -103,6 +103,9 @@ static int mac53c94_host_reset(struct scsi_cmnd *cmd)
        struct fsc_state *state = (struct fsc_state *) cmd->device->host->hostdata;
        struct mac53c94_regs __iomem *regs = state->regs;
        struct dbdma_regs __iomem *dma = state->dma;
+       unsigned long flags;
+
+       spin_lock_irqsave(cmd->device->host->host_lock, flags);
 
        writel((RUN|PAUSE|FLUSH|WAKE) << 16, &dma->control);
        writeb(CMD_SCSI_RESET, &regs->command); /* assert RST */
@@ -111,6 +114,8 @@ static int mac53c94_host_reset(struct scsi_cmnd *cmd)
        udelay(20);
        mac53c94_init(state);
        writeb(CMD_NOP, &regs->command);
+
+       spin_unlock_irqrestore(cmd->device->host->host_lock, flags);
        return SUCCESS;
 }