[SCSI] aacraid: don't assign cpu_to_le32(int) to u8

On Wed, Nov 07, 2007 at 01:51:44PM -0500, Salyzyn, Mark wrote:
> Christoph Hellwig [mailto:hch@infradead.org] sez:
> > Did anyone run the driver through sparse to see if we have
> > more issues like this?
>
> There are some warnings from sparse, none like this one. I will deal
> with the warnings ...

Actually there are a lot of endianess warnings, fortunately most of them
harmless.  The patch below fixes all of them up (including the ones in
the patch I replied to), except for aac_init_adapter which is really odd
and I don't know what to do.

[jejb fixed up rejections and checkpatch issues]

Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Mark Salyzyn <mark_salyzyn@adaptec.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>

drivers/scsi/aacraid/aachba.c

@@ -981,7 +981,7 @@ static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32
 	aac_fib_init(fib);
 	readcmd = (struct aac_read *) fib_data(fib);
 	readcmd->command = cpu_to_le32(VM_CtBlockRead);
-	readcmd->cid = cpu_to_le16(scmd_id(cmd));
+	readcmd->cid = cpu_to_le32(scmd_id(cmd));
 	readcmd->block = cpu_to_le32((u32)(lba&0xffffffff));
 	readcmd->count = cpu_to_le32(count * 512);
 
@@ -1072,7 +1072,7 @@ static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u3
 	aac_fib_init(fib);
 	writecmd = (struct aac_write *) fib_data(fib);
 	writecmd->command = cpu_to_le32(VM_CtBlockWrite);
-	writecmd->cid = cpu_to_le16(scmd_id(cmd));
+	writecmd->cid = cpu_to_le32(scmd_id(cmd));
 	writecmd->block = cpu_to_le32((u32)(lba&0xffffffff));
 	writecmd->count = cpu_to_le32(count * 512);
 	writecmd->sg.count = cpu_to_le32(1);
@@ -1305,9 +1305,10 @@ int aac_get_adapter_info(struct aac_dev* dev)
 			  (int)sizeof(dev->supplement_adapter_info.VpdInfo.Tsid),
 			  dev->supplement_adapter_info.VpdInfo.Tsid);
 		}
-		if (!aac_check_reset || ((aac_check_reset != 1) &&
-		  (dev->supplement_adapter_info.SupportedOptions2 &
-		  le32_to_cpu(AAC_OPTION_IGNORE_RESET)))) {
+		if (!aac_check_reset ||
+		    ((aac_check_reset != 1) &&
+		     (dev->supplement_adapter_info.SupportedOptions2 &
+		      cpu_to_le32(AAC_OPTION_IGNORE_RESET)))) {
 			printk(KERN_INFO "%s%d: Reset Adapter Ignored\n",
 			  dev->name, dev->id);
 		}

drivers/scsi/aacraid/commsup.c

@@ -796,13 +796,13 @@ static void aac_handle_aif(struct aac_dev * dev, struct fib * fibptr)
 	 */
 	switch (le32_to_cpu(aifcmd->command)) {
 	case AifCmdDriverNotify:
-		switch (le32_to_cpu(((u32 *)aifcmd->data)[0])) {
+		switch (le32_to_cpu(((__le32 *)aifcmd->data)[0])) {
 		/*
 		 *	Morph or Expand complete
 		 */
 		case AifDenMorphComplete:
 		case AifDenVolumeExtendComplete:
-			container = le32_to_cpu(((u32 *)aifcmd->data)[1]);
+			container = le32_to_cpu(((__le32 *)aifcmd->data)[1]);
 			if (container >= dev->maximum_num_containers)
 				break;
 
@@ -835,25 +835,25 @@ static void aac_handle_aif(struct aac_dev * dev, struct fib * fibptr)
 			if (container >= dev->maximum_num_containers)
 				break;
 			if ((dev->fsa_dev[container].config_waiting_on ==
-			    le32_to_cpu(*(u32 *)aifcmd->data)) &&
+			    le32_to_cpu(*(__le32 *)aifcmd->data)) &&
 			 time_before(jiffies, dev->fsa_dev[container].config_waiting_stamp + AIF_SNIFF_TIMEOUT))
 				dev->fsa_dev[container].config_waiting_on = 0;
 		} else for (container = 0;
 		    container < dev->maximum_num_containers; ++container) {
 			if ((dev->fsa_dev[container].config_waiting_on ==
-			    le32_to_cpu(*(u32 *)aifcmd->data)) &&
+			    le32_to_cpu(*(__le32 *)aifcmd->data)) &&
 			 time_before(jiffies, dev->fsa_dev[container].config_waiting_stamp + AIF_SNIFF_TIMEOUT))
 				dev->fsa_dev[container].config_waiting_on = 0;
 		}
 		break;
 
 	case AifCmdEventNotify:
-		switch (le32_to_cpu(((u32 *)aifcmd->data)[0])) {
+		switch (le32_to_cpu(((__le32 *)aifcmd->data)[0])) {
 		/*
 		 *	Add an Array.
 		 */
 		case AifEnAddContainer:
-			container = le32_to_cpu(((u32 *)aifcmd->data)[1]);
+			container = le32_to_cpu(((__le32 *)aifcmd->data)[1]);
 			if (container >= dev->maximum_num_containers)
 				break;
 			dev->fsa_dev[container].config_needed = ADD;
@@ -866,7 +866,7 @@ static void aac_handle_aif(struct aac_dev * dev, struct fib * fibptr)
 		 *	Delete an Array.
 		 */
 		case AifEnDeleteContainer:
-			container = le32_to_cpu(((u32 *)aifcmd->data)[1]);
+			container = le32_to_cpu(((__le32 *)aifcmd->data)[1]);
 			if (container >= dev->maximum_num_containers)
 				break;
 			dev->fsa_dev[container].config_needed = DELETE;
@@ -880,7 +880,7 @@ static void aac_handle_aif(struct aac_dev * dev, struct fib * fibptr)
 		 * waiting on something else, setup to wait on a Config Change.
 		 */
 		case AifEnContainerChange:
-			container = le32_to_cpu(((u32 *)aifcmd->data)[1]);
+			container = le32_to_cpu(((__le32 *)aifcmd->data)[1]);
 			if (container >= dev->maximum_num_containers)
 				break;
 			if (dev->fsa_dev[container].config_waiting_on &&
@@ -905,13 +905,13 @@ static void aac_handle_aif(struct aac_dev * dev, struct fib * fibptr)
 			if (container >= dev->maximum_num_containers)
 				break;
 			if ((dev->fsa_dev[container].config_waiting_on ==
-			    le32_to_cpu(*(u32 *)aifcmd->data)) &&
+			    le32_to_cpu(*(__le32 *)aifcmd->data)) &&
 			 time_before(jiffies, dev->fsa_dev[container].config_waiting_stamp + AIF_SNIFF_TIMEOUT))
 				dev->fsa_dev[container].config_waiting_on = 0;
 		} else for (container = 0;
 		    container < dev->maximum_num_containers; ++container) {
 			if ((dev->fsa_dev[container].config_waiting_on ==
-			    le32_to_cpu(*(u32 *)aifcmd->data)) &&
+			    le32_to_cpu(*(__le32 *)aifcmd->data)) &&
 			 time_before(jiffies, dev->fsa_dev[container].config_waiting_stamp + AIF_SNIFF_TIMEOUT))
 				dev->fsa_dev[container].config_waiting_on = 0;
 		}
@@ -926,9 +926,9 @@ static void aac_handle_aif(struct aac_dev * dev, struct fib * fibptr)
 		 * wait for a container change.
 		 */
 
-		if ((((u32 *)aifcmd->data)[1] == cpu_to_le32(AifJobCtrZero))
-		 && ((((u32 *)aifcmd->data)[6] == ((u32 *)aifcmd->data)[5])
-		  || (((u32 *)aifcmd->data)[4] == cpu_to_le32(AifJobStsSuccess)))) {
+		if (((__le32 *)aifcmd->data)[1] == cpu_to_le32(AifJobCtrZero) &&
+		    (((__le32 *)aifcmd->data)[6] == ((__le32 *)aifcmd->data)[5] ||
+		     ((__le32 *)aifcmd->data)[4] == cpu_to_le32(AifJobStsSuccess))) {
 			for (container = 0;
 			    container < dev->maximum_num_containers;
 			    ++container) {
@@ -943,9 +943,9 @@ static void aac_handle_aif(struct aac_dev * dev, struct fib * fibptr)
 					jiffies;
 			}
 		}
-		if ((((u32 *)aifcmd->data)[1] == cpu_to_le32(AifJobCtrZero))
-		 && (((u32 *)aifcmd->data)[6] == 0)
-		 && (((u32 *)aifcmd->data)[4] == cpu_to_le32(AifJobStsRunning))) {
+		if (((__le32 *)aifcmd->data)[1] == cpu_to_le32(AifJobCtrZero) &&
+		    ((__le32 *)aifcmd->data)[6] == 0 &&
+		    ((__le32 *)aifcmd->data)[4] == cpu_to_le32(AifJobStsRunning)) {
 			for (container = 0;
 			    container < dev->maximum_num_containers;
 			    ++container) {
@@ -1373,9 +1373,10 @@ int aac_check_health(struct aac_dev * aac)
 
 	printk(KERN_ERR "%s: Host adapter BLINK LED 0x%x\n", aac->name, BlinkLED);
 
-	if (!aac_check_reset || ((aac_check_reset != 1) &&
-		(aac->supplement_adapter_info.SupportedOptions2 &
-			le32_to_cpu(AAC_OPTION_IGNORE_RESET))))
+	if (!aac_check_reset ||
+	    ((aac_check_reset != 1) &&
+	     (aac->supplement_adapter_info.SupportedOptions2 &
+	      cpu_to_le32(AAC_OPTION_IGNORE_RESET))))
 		goto out;
 	host = aac->scsi_host_ptr;
 	if (aac->thread->pid != current->pid)
@@ -1656,11 +1657,11 @@ int aac_command_thread(void *data)
 				struct fib *fibptr;
 
 				if ((fibptr = aac_fib_alloc(dev))) {
-					u32 * info;
+					__le32 *info;
 
 					aac_fib_init(fibptr);
 
-					info = (u32 *) fib_data(fibptr);
+					info = (__le32 *) fib_data(fibptr);
 					if (now.tv_usec > 500000)
 						++now.tv_sec;
 

drivers/scsi/aacraid/dpcsup.c

@@ -229,11 +229,9 @@ unsigned int aac_command_normal(struct aac_queue *q)
  *	all QE there are and wake up all the waiters before exiting.
  */
 
-unsigned int aac_intr_normal(struct aac_dev * dev, u32 Index)
+unsigned int aac_intr_normal(struct aac_dev *dev, u32 index)
 {
-	u32 index = le32_to_cpu(Index);
-
-	dprintk((KERN_INFO "aac_intr_normal(%p,%x)\n", dev, Index));
+	dprintk((KERN_INFO "aac_intr_normal(%p,%x)\n", dev, index));
 	if ((index & 0x00000002L)) {
 		struct hw_fib * hw_fib;
 		struct fib * fib;
@@ -301,7 +299,7 @@ unsigned int aac_intr_normal(struct aac_dev * dev, u32 Index)
 
 		if (hwfib->header.Command == cpu_to_le16(NuFileSystem))
 		{
-			u32 *pstatus = (u32 *)hwfib->data;
+			__le32 *pstatus = (__le32 *)hwfib->data;
 			if (*pstatus & cpu_to_le32(0xffff0000))
 				*pstatus = cpu_to_le32(ST_OK);
 		}

drivers/scsi/aacraid/linit.c

@@ -584,11 +584,11 @@ static int aac_eh_reset(struct scsi_cmnd* cmd)
 	 * support a register, instead of a commanded, reset.
 	 */
 	if ((aac->supplement_adapter_info.SupportedOptions2 &
-	   le32_to_cpu(AAC_OPTION_MU_RESET)) &&
-	  aac_check_reset &&
-	  ((aac_check_reset != 1) ||
-	   (aac->supplement_adapter_info.SupportedOptions2 &
-	    le32_to_cpu(AAC_OPTION_IGNORE_RESET))))
+	     cpu_to_le32(AAC_OPTION_MU_RESET)) &&
+	    aac_check_reset &&
+	    ((aac_check_reset != 1) ||
+	     (aac->supplement_adapter_info.SupportedOptions2 &
+	      cpu_to_le32(AAC_OPTION_IGNORE_RESET))))
 		aac_reset_adapter(aac, 2); /* Bypass wait for command quiesce */
 	return SUCCESS; /* Cause an immediate retry of the command with a ten second delay after successful tur */
 }

drivers/scsi/aacraid/rx.c

@@ -465,7 +465,7 @@ static int aac_rx_restart_adapter(struct aac_dev *dev, int bled)
 	u32 var;
 
 	if (!(dev->supplement_adapter_info.SupportedOptions2 &
-	  le32_to_cpu(AAC_OPTION_MU_RESET)) || (bled >= 0) || (bled == -2)) {
+	    cpu_to_le32(AAC_OPTION_MU_RESET)) || (bled >= 0) || (bled == -2)) {
 		if (bled)
 			printk(KERN_ERR "%s%d: adapter kernel panic'd %x.\n",
 				dev->name, dev->id, bled);