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From: Evgeniy Polyakov <johnpol@2ka.mipt.ru>
To: Brak <brak@waste.org>
Cc: linux-kernel@vger.kernel.org,
	"Leonard N. Zubkoff" <lnz@dandelion.com>,
	Dave Jones <davej@suse.de>
Subject: Re: PROBLEM: 2.5.3 DAC960 won't compile
Date: Sat, 2 Feb 2002 06:21:16 +0300	[thread overview]
Message-ID: <20020202062116.7b4fb074.johnpol@2ka.mipt.ru> (raw)
In-Reply-To: <Pine.LNX.4.44.0202011752200.7986-100000@waste.org>
In-Reply-To: <Pine.LNX.4.44.0202011752200.7986-100000@waste.org>

[-- Attachment #1: Type: text/plain, Size: 514 bytes --]

On Fri, 1 Feb 2002 17:54:18 -0600 (CST)
Brak <brak@waste.org> wrote:

> 
> When compiling the 2.5.3 kernel it errors out on the DAC960
> 

I hope this patch will help you.

  This program is distributed in the hope that it will be useful, but
  WITHOUT ANY WARRANTY, without even the implied warranty of
MERCHANTABILITY  or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General
Public License  for complete details.

So, this patch may broke things...

;)
Good luck.

> -- 
> -brak

	Evgeniy Polyakov ( s0mbre ).

[-- Attachment #2: drivers_block_DAC960.diff --]
[-- Type: application/octet-stream, Size: 8940 bytes --]

--- ./linux.orig/drivers/block/DAC960.c	Tue Jan  1 04:56:19 2002
+++ ./linux/drivers/block/DAC960.c	Sat Feb  2 06:13:08 2002
@@ -306,9 +306,9 @@
 
 static void DAC960_WaitForCommand(DAC960_Controller_T *Controller)
 {
-  spin_unlock_irq(&Controller->RequestQueue->queue_lock);
+  spin_unlock_irq(Controller->RequestQueue->queue_lock);
   __wait_event(Controller->CommandWaitQueue, Controller->FreeCommands);
-  spin_lock_irq(&Controller->RequestQueue->queue_lock);
+  spin_lock_irq(Controller->RequestQueue->queue_lock);
 }
 
 
@@ -1944,8 +1944,9 @@
   /*
     Initialize the I/O Request Queue.
   */
+  spin_lock_init(Controller->queue_lock);
   RequestQueue = BLK_DEFAULT_QUEUE(MajorNumber);
-  blk_init_queue(RequestQueue, DAC960_RequestFunction);
+  blk_init_queue(RequestQueue, DAC960_RequestFunction, Controller->queue_lock);
   RequestQueue->queuedata = Controller;
   blk_queue_max_hw_segments(RequestQueue,
 			    Controller->DriverScatterGatherLimit);
@@ -1957,9 +1958,6 @@
     Initialize the Disk Partitions array, Partition Sizes array, Block Sizes
     array, and Max Sectors per Request array.
   */
-  for (MinorNumber = 0; MinorNumber < DAC960_MinorCount; MinorNumber++)
-    Controller->MaxSectorsPerRequest[MinorNumber] =
-      Controller->MaxBlocksPerCommand;
   Controller->GenericDiskInfo.part = Controller->DiskPartitions;
   Controller->GenericDiskInfo.sizes = Controller->PartitionSizes;
   blksize_size[MajorNumber] = Controller->BlockSizes;
@@ -2066,10 +2064,11 @@
 {
   if (Controller->FirmwareType == DAC960_V1_Controller)
     {
+      Controller->KernelDevice = mk_kdev(DAC960_MajorNumber(controller->ControllerNumber),
+		      			 DAC960_MinorNumber(LogicalDriveNumber, 0)); 
       if (LogicalDriveNumber > Controller->LogicalDriveCount - 1) return;
       register_disk(&Controller->GenericDiskInfo,
-		    DAC960_KernelDevice(Controller->ControllerNumber,
-					LogicalDriveNumber, 0),
+		    Controller->KernelDevice,
 		    DAC960_MaxPartitions,
 		    &DAC960_BlockDeviceOperations,
 		    Controller->V1.LogicalDriveInformation
@@ -2080,9 +2079,9 @@
       DAC960_V2_LogicalDeviceInfo_T *LogicalDeviceInfo =
 	Controller->V2.LogicalDeviceInformation[LogicalDriveNumber];
       if (LogicalDeviceInfo == NULL) return;
+      
       register_disk(&Controller->GenericDiskInfo,
-		    DAC960_KernelDevice(Controller->ControllerNumber,
-					LogicalDriveNumber, 0),
+		    Controller->KernelDevice,
 		    DAC960_MaxPartitions,
 		    &DAC960_BlockDeviceOperations,
 		    LogicalDeviceInfo->ConfigurableDeviceSize);
@@ -2742,17 +2741,17 @@
 	  if (bio_data(BufferHeader) == LastDataEndPointer)
 	    {
 	      ScatterGatherList[SegmentNumber-1].SegmentByteCount +=
-		bio_size(BufferHeader);
-	      LastDataEndPointer += bio_size(BufferHeader);
+		BufferHeader->bi_size;
+	      LastDataEndPointer += BufferHeader->bi_size;
 	    }
 	  else
 	    {
 	      ScatterGatherList[SegmentNumber].SegmentDataPointer =
 		Virtual_to_Bus32(bio_data(BufferHeader));
 	      ScatterGatherList[SegmentNumber].SegmentByteCount =
-		bio_size(BufferHeader);
+		BufferHeader->bi_zize;
 	      LastDataEndPointer = bio_data(BufferHeader) +
-		bio_size(BufferHeader);
+		BufferHeader->bi_size;
 	      if (SegmentNumber++ > Controller->DriverScatterGatherLimit)
 		panic("DAC960: Scatter/Gather Segment Overflow\n");
 	    }
@@ -2833,17 +2832,17 @@
 	  if (bio_data(BufferHeader) == LastDataEndPointer)
 	    {
 	      ScatterGatherList[SegmentNumber-1].SegmentByteCount +=
-		bio_size(BufferHeader);
-	      LastDataEndPointer += bio_size(BufferHeader);
+		BufferHeader->bi_size;
+	      LastDataEndPointer += BufferHeader->bi_size;
 	    }
 	  else
 	    {
 	      ScatterGatherList[SegmentNumber].SegmentDataPointer =
 		Virtual_to_Bus64(bio_data(BufferHeader));
 	      ScatterGatherList[SegmentNumber].SegmentByteCount =
-		bio_size(BufferHeader);
+		BufferHeader->bi_size;
 	      LastDataEndPointer = bio_data(BufferHeader) +
-		bio_size(BufferHeader);
+		BufferHeader->bi_size;
 	      if (SegmentNumber++ > Controller->DriverScatterGatherLimit)
 		panic("DAC960: Scatter/Gather Segment Overflow\n");
 	    }
@@ -2945,7 +2944,7 @@
   if (SuccessfulIO)
     set_bit(BIO_UPTODATE, &BufferHeader->bi_flags);
   blk_finished_io(bio_sectors(BufferHeader));
-  BufferHeader->bi_end_io(BufferHeader);
+  BufferHeader->bi_end_io(BufferHeader, bio_sectors(BufferHeader));
 }
 
 
@@ -3061,7 +3060,7 @@
 	      Command->CommandType = DAC960_WriteRetryCommand;
 	      CommandMailbox->Type5.CommandOpcode = DAC960_V1_Write;
 	    }
-	  Command->BlockCount = bio_size(BufferHeader) >> DAC960_BlockSizeBits;
+	  Command->BlockCount = (BufferHeader->bi_size) >> DAC960_BlockSizeBits;
 	  CommandMailbox->Type5.LD.TransferLength = Command->BlockCount;
 	  CommandMailbox->Type5.BusAddress =
 	    Virtual_to_Bus32(bio_data(BufferHeader));
@@ -3110,9 +3109,9 @@
 	  DAC960_V1_CommandMailbox_T *CommandMailbox =
 	    &Command->V1.CommandMailbox;
 	  Command->BlockNumber +=
-	    bio_size(BufferHeader) >> DAC960_BlockSizeBits;
+	    (BufferHeader->bi_size) >> DAC960_BlockSizeBits;
 	  Command->BlockCount =
-	    bio_size(NextBufferHeader) >> DAC960_BlockSizeBits;
+	    (NextBufferHeader->bi_size) >> DAC960_BlockSizeBits;
 	  Command->BufferHeader = NextBufferHeader;
 	  CommandMailbox->Type5.LD.TransferLength = Command->BlockCount;
 	  CommandMailbox->Type5.LogicalBlockAddress = Command->BlockNumber;
@@ -4158,7 +4157,7 @@
 	  if (CommandType == DAC960_ReadCommand)
 	    Command->CommandType = DAC960_ReadRetryCommand;
 	  else Command->CommandType = DAC960_WriteRetryCommand;
-	  Command->BlockCount = bio_size(BufferHeader) >> DAC960_BlockSizeBits;
+	  Command->BlockCount = (BufferHeader->bi_size) >> DAC960_BlockSizeBits;
 	  CommandMailbox->SCSI_10.CommandControlBits
 				 .AdditionalScatterGatherListMemory = false;
 	  CommandMailbox->SCSI_10.DataTransferSize =
@@ -4214,9 +4213,9 @@
       if (NextBufferHeader != NULL)
 	{
 	  Command->BlockNumber +=
-	    bio_size(BufferHeader) >> DAC960_BlockSizeBits;
+	    (BufferHeader->bi_size) >> DAC960_BlockSizeBits;
 	  Command->BlockCount =
-	    bio_size(NextBufferHeader) >> DAC960_BlockSizeBits;
+	    (NextBufferHeader->bi_size) >> DAC960_BlockSizeBits;
 	  Command->BufferHeader = NextBufferHeader;
 	  CommandMailbox->SCSI_10.DataTransferSize =
 	    Command->BlockCount << DAC960_BlockSizeBits;
@@ -5299,7 +5298,7 @@
       DAC960_ComputeGenericDiskInfo(Controller);
       DAC960_RegisterDisk(Controller, LogicalDriveNumber);
     }
-  if (Controller->GenericDiskInfo.sizes[MINOR(Inode->i_rdev)] == 0)
+  if (Controller->GenericDiskInfo.sizes[minor(Inode->i_rdev)] == 0)
     return -ENXIO;
   /*
     Increment Controller and Logical Drive Usage Counts.
@@ -5536,11 +5535,11 @@
 	    while (Controller->V1.DirectCommandActive[DCDB.Channel]
 						     [DCDB.TargetID])
 	      {
-		spin_unlock_irq(&Controller->RequestQueue->queue_lock);
+		spin_unlock_irq(Controller->RequestQueue->queue_lock);
 		__wait_event(Controller->CommandWaitQueue,
 			     !Controller->V1.DirectCommandActive
 					     [DCDB.Channel][DCDB.TargetID]);
-		spin_lock_irq(&Controller->RequestQueue->queue_lock);
+		spin_lock_irq(Controller->RequestQueue->queue_lock);
 	      }
 	    Controller->V1.DirectCommandActive[DCDB.Channel]
 					      [DCDB.TargetID] = true;
--- ./linux.orig/drivers/block/DAC960.h	Fri Jan  4 00:51:36 2002
+++ ./linux/drivers/block/DAC960.h	Sat Feb  2 05:54:00 2002
@@ -2363,6 +2363,7 @@
   boolean SuppressEnclosureMessages;
   Timer_T MonitoringTimer;
   GenericDiskInfo_T GenericDiskInfo;
+  KernelDevice_T KernelDevice;
   DAC960_Command_T *FreeCommands;
   unsigned char *CombinedStatusBuffer;
   unsigned char *CurrentStatusBuffer;
@@ -2508,7 +2509,7 @@
 void DAC960_AcquireControllerLock(DAC960_Controller_T *Controller,
 				  ProcessorFlags_T *ProcessorFlags)
 {
-  spin_lock_irqsave(&Controller->RequestQueue->queue_lock, *ProcessorFlags);
+  spin_lock_irqsave(Controller->RequestQueue->queue_lock, *ProcessorFlags);
 }
 
 
@@ -2520,7 +2521,7 @@
 void DAC960_ReleaseControllerLock(DAC960_Controller_T *Controller,
 				  ProcessorFlags_T *ProcessorFlags)
 {
-  spin_unlock_irqrestore(&Controller->RequestQueue->queue_lock, *ProcessorFlags);
+  spin_unlock_irqrestore(Controller->RequestQueue->queue_lock, *ProcessorFlags);
 }
 
 
@@ -2557,7 +2558,7 @@
 void DAC960_AcquireControllerLockIH(DAC960_Controller_T *Controller,
 				    ProcessorFlags_T *ProcessorFlags)
 {
-  spin_lock_irqsave(&Controller->RequestQueue->queue_lock, *ProcessorFlags);
+  spin_lock_irqsave(Controller->RequestQueue->queue_lock, *ProcessorFlags);
 }
 
 
@@ -2570,7 +2571,7 @@
 void DAC960_ReleaseControllerLockIH(DAC960_Controller_T *Controller,
 				    ProcessorFlags_T *ProcessorFlags)
 {
-  spin_unlock_irqrestore(&Controller->RequestQueue->queue_lock, *ProcessorFlags);
+  spin_unlock_irqrestore(Controller->RequestQueue->queue_lock, *ProcessorFlags);
 }
 
 

  reply	other threads:[~2002-02-02  3:21 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2002-02-01 23:54 Brak
2002-02-02  3:21 ` Evgeniy Polyakov [this message]
2002-02-02  9:56   ` Jens Axboe
2002-02-02  3:42 ` Evgeniy Polyakov

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