1 files changed, 18 insertions, 9 deletions

diff --git a/drivers/scsi/ultrastor.c b/drivers/scsi/ultrastor.c
index c08235d5afc..14e0c40a68c 100644
--- a/drivers/scsi/ultrastor.c
+++ b/drivers/scsi/ultrastor.c
@@ -138,9 +138,9 @@
 #include <linux/spinlock.h>
 #include <linux/stat.h>
 #include <linux/bitops.h>
+#include <linux/delay.h>
 
 #include <asm/io.h>
-#include <asm/system.h>
 #include <asm/dma.h>
 
 #define ULTRASTOR_PRIVATE	/* Get the private stuff from ultrastor.h */
@@ -298,9 +298,16 @@ static inline int find_and_clear_bit_16(unsigned long *field)
 {
   int rv;
 
-  if (*field == 0) panic("No free mscp");
-  asm("xorl %0,%0\n0:\tbsfw %1,%w0\n\tbtr %0,%1\n\tjnc 0b"
-      : "=&r" (rv), "=m" (*field) : "1" (*field));
+  if (*field == 0)
+    panic("No free mscp");
+
+  asm volatile (
+	"xorl %0,%0\n\t"
+	"0: bsfw %1,%w0\n\t"
+	"btr %0,%1\n\t"
+	"jnc 0b"
+	: "=&r" (rv), "+m" (*field) :);
+
   return rv;
 }
 
@@ -681,7 +688,7 @@ static inline void build_sg_list(struct mscp *mscp, struct scsi_cmnd *SCpnt)
 
 	max = scsi_sg_count(SCpnt);
 	scsi_for_each_sg(SCpnt, sg, max, i) {
-		mscp->sglist[i].address = isa_page_to_bus(sg->page) + sg->offset;
+		mscp->sglist[i].address = isa_page_to_bus(sg_page(sg)) + sg->offset;
 		mscp->sglist[i].num_bytes = sg->length;
 		transfer_length += sg->length;
 	}
@@ -693,7 +700,7 @@ static inline void build_sg_list(struct mscp *mscp, struct scsi_cmnd *SCpnt)
 	mscp->transfer_data_length = transfer_length;
 }
 
-static int ultrastor_queuecommand(struct scsi_cmnd *SCpnt,
+static int ultrastor_queuecommand_lck(struct scsi_cmnd *SCpnt,
 				void (*done) (struct scsi_cmnd *))
 {
     struct mscp *my_mscp;
@@ -741,7 +748,7 @@ static int ultrastor_queuecommand(struct scsi_cmnd *SCpnt,
     }
     my_mscp->command_link = 0;		/*???*/
     my_mscp->scsi_command_link_id = 0;	/*???*/
-    my_mscp->length_of_sense_byte = sizeof SCpnt->sense_buffer;
+    my_mscp->length_of_sense_byte = SCSI_SENSE_BUFFERSIZE;
     my_mscp->length_of_scsi_cdbs = SCpnt->cmd_len;
     memcpy(my_mscp->scsi_cdbs, SCpnt->cmnd, my_mscp->length_of_scsi_cdbs);
     my_mscp->adapter_status = 0;
@@ -818,6 +825,8 @@ retry:
     return 0;
 }
 
+static DEF_SCSI_QCMD(ultrastor_queuecommand)
+
 /* This code must deal with 2 cases:
 
    1. The command has not been written to the OGM.  In this case, set
@@ -944,7 +953,7 @@ static int ultrastor_abort(struct scsi_cmnd *SCpnt)
 	printk("abort: command mismatch, %p != %p\n",
 	       config.mscp[mscp_index].SCint, SCpnt);
 #endif
-    if (config.mscp[mscp_index].SCint == 0)
+    if (config.mscp[mscp_index].SCint == NULL)
 	return FAILED;
 
     if (config.mscp[mscp_index].SCint != SCpnt) panic("Bad abort");
@@ -1094,7 +1103,7 @@ static void ultrastor_interrupt(void *dev_id)
     SCtmp = mscp->SCint;
     mscp->SCint = NULL;
 
-    if (SCtmp == 0)
+    if (!SCtmp)
       {
 #if ULTRASTOR_DEBUG & (UD_ABORT|UD_INTERRUPT)
 	printk("MSCP %d (%x): no command\n", mscp_index, (unsigned int) mscp);