scsi: cciss: replace custom function to hexdump
authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Sat, 22 Oct 2016 17:32:31 +0000 (20:32 +0300)
committerMartin K. Petersen <martin.petersen@oracle.com>
Tue, 8 Nov 2016 22:29:57 +0000 (17:29 -0500)
For small buffers we may use %*ph[N] specifier, for the bigger blocks
print_hex_dump() call.

Cc: Don Brace <don.brace@microsemi.com>
Cc: esc.storagedev@microsemi.com
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Don Brace <don.brace@microsemi.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
drivers/block/cciss_scsi.c

index 1537302e56e3de1889d3069170dee2e55bfd73d5..a18de9d727b096cac76b14c64cb6991608d02c30 100644 (file)
@@ -260,43 +260,6 @@ scsi_cmd_stack_free(ctlr_info_t *h)
 }
 
 #if 0
-static int xmargin=8;
-static int amargin=60;
-
-static void
-print_bytes (unsigned char *c, int len, int hex, int ascii)
-{
-
-       int i;
-       unsigned char *x;
-
-       if (hex)
-       {
-               x = c;
-               for (i=0;i<len;i++)
-               {
-                       if ((i % xmargin) == 0 && i>0) printk("\n");
-                       if ((i % xmargin) == 0) printk("0x%04x:", i);
-                       printk(" %02x", *x);
-                       x++;
-               }
-               printk("\n");
-       }
-       if (ascii)
-       {
-               x = c;
-               for (i=0;i<len;i++)
-               {
-                       if ((i % amargin) == 0 && i>0) printk("\n");
-                       if ((i % amargin) == 0) printk("0x%04x:", i);
-                       if (*x > 26 && *x < 128) printk("%c", *x);
-                       else printk(".");
-                       x++;
-               }
-               printk("\n");
-       }
-}
-
 static void
 print_cmd(CommandList_struct *cp)
 {
@@ -305,30 +268,13 @@ print_cmd(CommandList_struct *cp)
        printk("sgtot:%d\n", cp->Header.SGTotal);
        printk("Tag:0x%08x/0x%08x\n", cp->Header.Tag.upper, 
                        cp->Header.Tag.lower);
-       printk("LUN:0x%02x%02x%02x%02x%02x%02x%02x%02x\n",
-               cp->Header.LUN.LunAddrBytes[0],
-               cp->Header.LUN.LunAddrBytes[1],
-               cp->Header.LUN.LunAddrBytes[2],
-               cp->Header.LUN.LunAddrBytes[3],
-               cp->Header.LUN.LunAddrBytes[4],
-               cp->Header.LUN.LunAddrBytes[5],
-               cp->Header.LUN.LunAddrBytes[6],
-               cp->Header.LUN.LunAddrBytes[7]);
+       printk("LUN:0x%8phN\n", cp->Header.LUN.LunAddrBytes);
        printk("CDBLen:%d\n", cp->Request.CDBLen);
        printk("Type:%d\n",cp->Request.Type.Type);
        printk("Attr:%d\n",cp->Request.Type.Attribute);
        printk(" Dir:%d\n",cp->Request.Type.Direction);
        printk("Timeout:%d\n",cp->Request.Timeout);
-       printk( "CDB: %02x %02x %02x %02x %02x %02x %02x %02x"
-               " %02x %02x %02x %02x %02x %02x %02x %02x\n",
-               cp->Request.CDB[0], cp->Request.CDB[1],
-               cp->Request.CDB[2], cp->Request.CDB[3],
-               cp->Request.CDB[4], cp->Request.CDB[5],
-               cp->Request.CDB[6], cp->Request.CDB[7],
-               cp->Request.CDB[8], cp->Request.CDB[9],
-               cp->Request.CDB[10], cp->Request.CDB[11],
-               cp->Request.CDB[12], cp->Request.CDB[13],
-               cp->Request.CDB[14], cp->Request.CDB[15]),
+       printk("CDB: %16ph\n", cp->Request.CDB);
        printk("edesc.Addr: 0x%08x/0%08x, Len  = %d\n", 
                cp->ErrDesc.Addr.upper, cp->ErrDesc.Addr.lower, 
                        cp->ErrDesc.Len);
@@ -340,9 +286,7 @@ print_cmd(CommandList_struct *cp)
        printk("offense size:%d\n", cp->err_info->MoreErrInfo.Invalid_Cmd.offense_size);
        printk("offense byte:%d\n", cp->err_info->MoreErrInfo.Invalid_Cmd.offense_num);
        printk("offense value:%d\n", cp->err_info->MoreErrInfo.Invalid_Cmd.offense_value);
-                       
 }
-
 #endif
 
 static int 
@@ -782,8 +726,10 @@ static void complete_scsi_command(CommandList_struct *c, int timeout,
                                        "reported\n", c);
                        break;
                        case CMD_INVALID: {
-                               /* print_bytes(c, sizeof(*c), 1, 0);
-                               print_cmd(c); */
+                               /*
+                               print_hex_dump(KERN_INFO, "", DUMP_PREFIX_OFFSET, 16, 1, c, sizeof(*c), false);
+                               print_cmd(c);
+                                */
      /* We get CMD_INVALID if you address a non-existent tape drive instead
        of a selection timeout (no response).  You will see this if you yank 
        out a tape drive, then try to access it. This is kind of a shame
@@ -985,8 +931,10 @@ cciss_scsi_interpret_error(ctlr_info_t *h, CommandList_struct *c)
                        dev_warn(&h->pdev->dev,
                                "%p is reported invalid (probably means "
                                "target device no longer present)\n", c);
-                       /* print_bytes((unsigned char *) c, sizeof(*c), 1, 0);
-                       print_cmd(c);  */
+                       /*
+                       print_hex_dump(KERN_INFO, "", DUMP_PREFIX_OFFSET, 16, 1, c, sizeof(*c), false);
+                       print_cmd(c);
+                        */
                        }
                break;
                case CMD_PROTOCOL_ERR: