[SCSI] advansys: Eliminate prototypes

Rearrange a lot of the functions in the file to get rid of all the forward
declarations.

Signed-off-by: Matthew Wilcox <willy@linux.intel.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

1 files changed, 6043 insertions, 6230 deletions

diff --git a/drivers/scsi/advansys.c b/drivers/scsi/advansys.c
index 0303fc7dacd..4f047cc87c6 100644
--- a/drivers/scsi/advansys.c
+++ b/drivers/scsi/advansys.c
@@ -878,7 +878,6 @@ typedef struct asceep_config {
 #define ASC_1000_ID0W_FIX  0x00C1
 #define ASC_1000_ID1B      0x25
 #define ASC_EISA_REV_IOP_MASK  (0x0C83)
-#define ASC_EISA_PID_IOP_MASK  (0x0C80)
 #define ASC_EISA_CFG_IOP_MASK  (0x0C86)
 #define ASC_GET_EISA_SLOT(iop)  (PortAddr)((iop) & 0xF000)
 #define INS_HALTINT        (ushort)0x6281
@@ -903,10 +902,10 @@ typedef struct asc_mc_saved {
 #define AscGetRiscVarDoneQTail(port)        AscReadLramByte((port), ASCV_DONENEXT_B)
 #define AscPutRiscVarFreeQHead(port, val)   AscWriteLramByte((port), ASCV_NEXTRDY_B, val)
 #define AscPutRiscVarDoneQTail(port, val)   AscWriteLramByte((port), ASCV_DONENEXT_B, val)
-#define AscPutMCodeSDTRDoneAtID(port, id, data)  AscWriteLramByte((port), (ushort)((ushort)ASCV_SDTR_DONE_BEG+(ushort)id), (data));
-#define AscGetMCodeSDTRDoneAtID(port, id)        AscReadLramByte((port), (ushort)((ushort)ASCV_SDTR_DONE_BEG+(ushort)id));
-#define AscPutMCodeInitSDTRAtID(port, id, data)  AscWriteLramByte((port), (ushort)((ushort)ASCV_SDTR_DATA_BEG+(ushort)id), data);
-#define AscGetMCodeInitSDTRAtID(port, id)        AscReadLramByte((port), (ushort)((ushort)ASCV_SDTR_DATA_BEG+(ushort)id));
+#define AscPutMCodeSDTRDoneAtID(port, id, data)  AscWriteLramByte((port), (ushort)((ushort)ASCV_SDTR_DONE_BEG+(ushort)id), (data))
+#define AscGetMCodeSDTRDoneAtID(port, id)        AscReadLramByte((port), (ushort)((ushort)ASCV_SDTR_DONE_BEG+(ushort)id))
+#define AscPutMCodeInitSDTRAtID(port, id, data)  AscWriteLramByte((port), (ushort)((ushort)ASCV_SDTR_DATA_BEG+(ushort)id), data)
+#define AscGetMCodeInitSDTRAtID(port, id)        AscReadLramByte((port), (ushort)((ushort)ASCV_SDTR_DATA_BEG+(ushort)id))
 #define AscSynIndexToPeriod(index)        (uchar)(asc_dvc->sdtr_period_tbl[ (index) ])
 #define AscGetChipSignatureByte(port)     (uchar)inp((port)+IOP_SIG_BYTE)
 #define AscGetChipSignatureWord(port)     (ushort)inpw((port)+IOP_SIG_WORD)
@@ -962,83 +961,6 @@ typedef struct asc_mc_saved {
 #define AscReadChipDvcID(port)            (uchar)inp((port)+IOP_REG_ID)
 #define AscWriteChipDvcID(port, data)     outp((port)+IOP_REG_ID, data)
 
-static int AscWriteEEPCmdReg(PortAddr iop_base, uchar cmd_reg);
-static int AscWriteEEPDataReg(PortAddr iop_base, ushort data_reg);
-static void AscWaitEEPRead(void);
-static void AscWaitEEPWrite(void);
-static ushort AscReadEEPWord(PortAddr, uchar);
-static ushort AscWriteEEPWord(PortAddr, uchar, ushort);
-static ushort AscGetEEPConfig(PortAddr, ASCEEP_CONFIG *, ushort);
-static int AscSetEEPConfigOnce(PortAddr, ASCEEP_CONFIG *, ushort);
-static int AscSetEEPConfig(PortAddr, ASCEEP_CONFIG *, ushort);
-static int AscStartChip(PortAddr);
-static int AscStopChip(PortAddr);
-static void AscSetChipIH(PortAddr, ushort);
-static int AscIsChipHalted(PortAddr);
-static void AscAckInterrupt(PortAddr);
-static void AscDisableInterrupt(PortAddr);
-static void AscEnableInterrupt(PortAddr);
-static void AscSetBank(PortAddr, uchar);
-static int AscResetChipAndScsiBus(ASC_DVC_VAR *);
-#ifdef CONFIG_ISA
-static uchar AscGetIsaDmaSpeed(PortAddr);
-#endif /* CONFIG_ISA */
-static uchar AscReadLramByte(PortAddr, ushort);
-static ushort AscReadLramWord(PortAddr, ushort);
-#if CC_VERY_LONG_SG_LIST
-static ASC_DCNT AscReadLramDWord(PortAddr, ushort);
-#endif /* CC_VERY_LONG_SG_LIST */
-static void AscWriteLramWord(PortAddr, ushort, ushort);
-static void AscWriteLramByte(PortAddr, ushort, uchar);
-static ASC_DCNT AscMemSumLramWord(PortAddr, ushort, int);
-static void AscMemWordSetLram(PortAddr, ushort, ushort, int);
-static void AscMemWordCopyPtrToLram(PortAddr, ushort, uchar *, int);
-static void AscMemDWordCopyPtrToLram(PortAddr, ushort, uchar *, int);
-static void AscMemWordCopyPtrFromLram(PortAddr, ushort, uchar *, int);
-static ushort AscInitAscDvcVar(ASC_DVC_VAR *);
-static ushort AscInitFromEEP(ASC_DVC_VAR *);
-static ushort AscInitMicroCodeVar(ASC_DVC_VAR *);
-static int AscTestExternalLram(ASC_DVC_VAR *);
-static uchar AscMsgOutSDTR(ASC_DVC_VAR *, uchar, uchar);
-static uchar AscCalSDTRData(ASC_DVC_VAR *, uchar, uchar);
-static void AscSetChipSDTR(PortAddr, uchar, uchar);
-static uchar AscGetSynPeriodIndex(ASC_DVC_VAR *, uchar);
-static uchar AscAllocFreeQueue(PortAddr, uchar);
-static uchar AscAllocMultipleFreeQueue(PortAddr, uchar, uchar);
-static int AscHostReqRiscHalt(PortAddr);
-static int AscStopQueueExe(PortAddr);
-static int AscSendScsiQueue(ASC_DVC_VAR *,
-			    ASC_SCSI_Q *scsiq, uchar n_q_required);
-static int AscPutReadyQueue(ASC_DVC_VAR *, ASC_SCSI_Q *, uchar);
-static int AscPutReadySgListQueue(ASC_DVC_VAR *, ASC_SCSI_Q *, uchar);
-static int AscSetChipSynRegAtID(PortAddr, uchar, uchar);
-static int AscSetRunChipSynRegAtID(PortAddr, uchar, uchar);
-static ushort AscInitLram(ASC_DVC_VAR *);
-static int AscSetLibErrorCode(ASC_DVC_VAR *, ushort);
-static int AscIsrChipHalted(ASC_DVC_VAR *);
-static uchar _AscCopyLramScsiDoneQ(PortAddr, ushort,
-				   ASC_QDONE_INFO *, ASC_DCNT);
-static int AscIsrQDone(ASC_DVC_VAR *);
-#ifdef CONFIG_ISA
-static ushort AscGetEisaChipCfg(PortAddr);
-#endif /* CONFIG_ISA */
-static uchar AscGetChipScsiCtrl(PortAddr);
-static uchar AscGetChipVersion(PortAddr, ushort);
-static ASC_DCNT AscLoadMicroCode(PortAddr, ushort, uchar *, ushort);
-static void AscToggleIRQAct(PortAddr);
-static void DvcPutScsiQ(PortAddr, ushort, uchar *, int);
-static void DvcGetQinfo(PortAddr, ushort, uchar *, int);
-static ushort AscInitAsc1000Driver(ASC_DVC_VAR *);
-static void AscAsyncFix(ASC_DVC_VAR *, struct scsi_device *);
-static int AscExeScsiQueue(ASC_DVC_VAR *, ASC_SCSI_Q *);
-static int AscISR(ASC_DVC_VAR *);
-static uint AscGetNumOfFreeQueue(ASC_DVC_VAR *, uchar, uchar);
-static int AscSgListToQueue(int);
-#ifdef CONFIG_ISA
-static void AscEnableIsaDma(uchar);
-#endif /* CONFIG_ISA */
-static const char *advansys_info(struct Scsi_Host *shost);
-
 #define ADV_LIB_VERSION_MAJOR  5
 #define ADV_LIB_VERSION_MINOR  14
 
@@ -2109,36 +2031,6 @@ typedef struct adv_scsi_req_q {
 
 #define ADV_HOST_SCSI_BUS_RESET      0x80	/* Host Initiated SCSI Bus Reset. */
 
-static ADV_PADDR DvcGetPhyAddr(ADV_DVC_VAR *, ADV_SCSI_REQ_Q *,
-			       uchar *, ASC_SDCNT *, int);
-
-/*
- * Adv Library functions available to drivers.
- */
-static int AdvExeScsiQueue(ADV_DVC_VAR *, ADV_SCSI_REQ_Q *);
-static int AdvISR(ADV_DVC_VAR *);
-static int AdvInitAsc3550Driver(ADV_DVC_VAR *);
-static int AdvInitAsc38C0800Driver(ADV_DVC_VAR *);
-static int AdvInitAsc38C1600Driver(ADV_DVC_VAR *);
-static int AdvResetChipAndSB(ADV_DVC_VAR *);
-static int AdvResetSB(ADV_DVC_VAR *asc_dvc);
-
-/*
- * Internal Adv Library functions.
- */
-static int AdvSendIdleCmd(ADV_DVC_VAR *, ushort, ADV_DCNT);
-static int AdvInitFrom3550EEP(ADV_DVC_VAR *);
-static int AdvInitFrom38C0800EEP(ADV_DVC_VAR *);
-static int AdvInitFrom38C1600EEP(ADV_DVC_VAR *);
-static ushort AdvGet3550EEPConfig(AdvPortAddr, ADVEEP_3550_CONFIG *);
-static void AdvSet3550EEPConfig(AdvPortAddr, ADVEEP_3550_CONFIG *);
-static ushort AdvGet38C0800EEPConfig(AdvPortAddr, ADVEEP_38C0800_CONFIG *);
-static void AdvSet38C0800EEPConfig(AdvPortAddr, ADVEEP_38C0800_CONFIG *);
-static ushort AdvGet38C1600EEPConfig(AdvPortAddr, ADVEEP_38C1600_CONFIG *);
-static void AdvSet38C1600EEPConfig(AdvPortAddr, ADVEEP_38C1600_CONFIG *);
-static void AdvWaitEEPCmd(AdvPortAddr);
-static ushort AdvReadEEPWord(AdvPortAddr, int);
-
 /* Read byte from a register. */
 #define AdvReadByteRegister(iop_base, reg_off) \
      (ADV_MEM_READB((iop_base) + (reg_off)))
@@ -2676,1717 +2568,489 @@ static ASC_SG_HEAD asc_sg_head = { 0 };
 
 #ifdef ADVANSYS_DEBUG
 static int asc_dbglvl = 3;
-#endif /* ADVANSYS_DEBUG */
-
-static int advansys_slave_configure(struct scsi_device *);
-static int asc_execute_scsi_cmnd(struct scsi_cmnd *);
-static int asc_build_req(asc_board_t *, struct scsi_cmnd *);
-static int adv_build_req(asc_board_t *, struct scsi_cmnd *, ADV_SCSI_REQ_Q **);
-static int adv_get_sglist(asc_board_t *, adv_req_t *, struct scsi_cmnd *, int);
-#ifdef CONFIG_PROC_FS
-static int asc_proc_copy(off_t, off_t, char *, int, char *, int);
-static int asc_prt_board_devices(struct Scsi_Host *, char *, int);
-static int asc_prt_adv_bios(struct Scsi_Host *, char *, int);
-static int asc_get_eeprom_string(ushort *serialnum, uchar *cp);
-static int asc_prt_asc_board_eeprom(struct Scsi_Host *, char *, int);
-static int asc_prt_adv_board_eeprom(struct Scsi_Host *, char *, int);
-static int asc_prt_driver_conf(struct Scsi_Host *, char *, int);
-static int asc_prt_asc_board_info(struct Scsi_Host *, char *, int);
-static int asc_prt_adv_board_info(struct Scsi_Host *, char *, int);
-static int asc_prt_line(char *, int, char *fmt, ...);
-#endif /* CONFIG_PROC_FS */
 
-/* Statistics function prototypes. */
-#ifdef ADVANSYS_STATS
-#ifdef CONFIG_PROC_FS
-static int asc_prt_board_stats(struct Scsi_Host *, char *, int);
-#endif /* CONFIG_PROC_FS */
-#endif /* ADVANSYS_STATS */
-
-/* Debug function prototypes. */
-#ifdef ADVANSYS_DEBUG
-static void asc_prt_scsi_host(struct Scsi_Host *);
-static void asc_prt_scsi_cmnd(struct scsi_cmnd *);
-static void asc_prt_asc_dvc_cfg(ASC_DVC_CFG *);
-static void asc_prt_asc_dvc_var(ASC_DVC_VAR *);
-static void asc_prt_asc_scsi_q(ASC_SCSI_Q *);
-static void asc_prt_asc_qdone_info(ASC_QDONE_INFO *);
-static void asc_prt_adv_dvc_cfg(ADV_DVC_CFG *);
-static void asc_prt_adv_dvc_var(ADV_DVC_VAR *);
-static void asc_prt_adv_scsi_req_q(ADV_SCSI_REQ_Q *);
-static void asc_prt_adv_sgblock(int, ADV_SG_BLOCK *);
-static void asc_prt_hex(char *f, uchar *, int);
-#endif /* ADVANSYS_DEBUG */
-
-#ifdef CONFIG_PROC_FS
 /*
- * advansys_proc_info() - /proc/scsi/advansys/{0,1,2,3,...}
- *
- * *buffer: I/O buffer
- * **start: if inout == FALSE pointer into buffer where user read should start
- * offset: current offset into a /proc/scsi/advansys/[0...] file
- * length: length of buffer
- * hostno: Scsi_Host host_no
- * inout: TRUE - user is writing; FALSE - user is reading
- *
- * Return the number of bytes read from or written to a
- * /proc/scsi/advansys/[0...] file.
- *
- * Note: This function uses the per board buffer 'prtbuf' which is
- * allocated when the board is initialized in advansys_detect(). The
- * buffer is ASC_PRTBUF_SIZE bytes. The function asc_proc_copy() is
- * used to write to the buffer. The way asc_proc_copy() is written
- * if 'prtbuf' is too small it will not be overwritten. Instead the
- * user just won't get all the available statistics.
+ * asc_prt_scsi_host()
  */
-static int
-advansys_proc_info(struct Scsi_Host *shost, char *buffer, char **start,
-		   off_t offset, int length, int inout)
+static void asc_prt_scsi_host(struct Scsi_Host *s)
 {
 	asc_board_t *boardp;
-	char *cp;
-	int cplen;
-	int cnt;
-	int totcnt;
-	int leftlen;
-	char *curbuf;
-	off_t advoffset;
-
-	ASC_DBG(1, "advansys_proc_info: begin\n");
-
-	/*
-	 * User write not supported.
-	 */
-	if (inout == TRUE) {
-		return (-ENOSYS);
-	}
-
-	/*
-	 * User read of /proc/scsi/advansys/[0...] file.
-	 */
-
-	boardp = ASC_BOARDP(shost);
-
-	/* Copy read data starting at the beginning of the buffer. */
-	*start = buffer;
-	curbuf = buffer;
-	advoffset = 0;
-	totcnt = 0;
-	leftlen = length;
-
-	/*
-	 * Get board configuration information.
-	 *
-	 * advansys_info() returns the board string from its own static buffer.
-	 */
-	cp = (char *)advansys_info(shost);
-	strcat(cp, "\n");
-	cplen = strlen(cp);
-	/* Copy board information. */
-	cnt = asc_proc_copy(advoffset, offset, curbuf, leftlen, cp, cplen);
-	totcnt += cnt;
-	leftlen -= cnt;
-	if (leftlen == 0) {
-		ASC_DBG1(1, "advansys_proc_info: totcnt %d\n", totcnt);
-		return totcnt;
-	}
-	advoffset += cplen;
-	curbuf += cnt;
 
-	/*
-	 * Display Wide Board BIOS Information.
-	 */
-	if (ASC_WIDE_BOARD(boardp)) {
-		cp = boardp->prtbuf;
-		cplen = asc_prt_adv_bios(shost, cp, ASC_PRTBUF_SIZE);
-		BUG_ON(cplen >= ASC_PRTBUF_SIZE);
-		cnt = asc_proc_copy(advoffset, offset, curbuf, leftlen, cp,
-				  cplen);
-		totcnt += cnt;
-		leftlen -= cnt;
-		if (leftlen == 0) {
-			ASC_DBG1(1, "advansys_proc_info: totcnt %d\n", totcnt);
-			return totcnt;
-		}
-		advoffset += cplen;
-		curbuf += cnt;
-	}
+	boardp = ASC_BOARDP(s);
 
-	/*
-	 * Display driver information for each device attached to the board.
-	 */
-	cp = boardp->prtbuf;
-	cplen = asc_prt_board_devices(shost, cp, ASC_PRTBUF_SIZE);
-	BUG_ON(cplen >= ASC_PRTBUF_SIZE);
-	cnt = asc_proc_copy(advoffset, offset, curbuf, leftlen, cp, cplen);
-	totcnt += cnt;
-	leftlen -= cnt;
-	if (leftlen == 0) {
-		ASC_DBG1(1, "advansys_proc_info: totcnt %d\n", totcnt);
-		return totcnt;
-	}
-	advoffset += cplen;
-	curbuf += cnt;
+	printk("Scsi_Host at addr 0x%lx\n", (ulong)s);
+	printk(" host_busy %u, host_no %d, last_reset %d,\n",
+	       s->host_busy, s->host_no, (unsigned)s->last_reset);
 
-	/*
-	 * Display EEPROM configuration for the board.
-	 */
-	cp = boardp->prtbuf;
-	if (ASC_NARROW_BOARD(boardp)) {
-		cplen = asc_prt_asc_board_eeprom(shost, cp, ASC_PRTBUF_SIZE);
-	} else {
-		cplen = asc_prt_adv_board_eeprom(shost, cp, ASC_PRTBUF_SIZE);
-	}
-	BUG_ON(cplen >= ASC_PRTBUF_SIZE);
-	cnt = asc_proc_copy(advoffset, offset, curbuf, leftlen, cp, cplen);
-	totcnt += cnt;
-	leftlen -= cnt;
-	if (leftlen == 0) {
-		ASC_DBG1(1, "advansys_proc_info: totcnt %d\n", totcnt);
-		return totcnt;
-	}
-	advoffset += cplen;
-	curbuf += cnt;
+	printk(" base 0x%lx, io_port 0x%lx, irq 0x%x,\n",
+	       (ulong)s->base, (ulong)s->io_port, s->irq);
 
-	/*
-	 * Display driver configuration and information for the board.
-	 */
-	cp = boardp->prtbuf;
-	cplen = asc_prt_driver_conf(shost, cp, ASC_PRTBUF_SIZE);
-	BUG_ON(cplen >= ASC_PRTBUF_SIZE);
-	cnt = asc_proc_copy(advoffset, offset, curbuf, leftlen, cp, cplen);
-	totcnt += cnt;
-	leftlen -= cnt;
-	if (leftlen == 0) {
-		ASC_DBG1(1, "advansys_proc_info: totcnt %d\n", totcnt);
-		return totcnt;
-	}
-	advoffset += cplen;
-	curbuf += cnt;
+	printk(" dma_channel %d, this_id %d, can_queue %d,\n",
+	       s->dma_channel, s->this_id, s->can_queue);
 
-#ifdef ADVANSYS_STATS
-	/*
-	 * Display driver statistics for the board.
-	 */
-	cp = boardp->prtbuf;
-	cplen = asc_prt_board_stats(shost, cp, ASC_PRTBUF_SIZE);
-	BUG_ON(cplen >= ASC_PRTBUF_SIZE);
-	cnt = asc_proc_copy(advoffset, offset, curbuf, leftlen, cp, cplen);
-	totcnt += cnt;
-	leftlen -= cnt;
-	if (leftlen == 0) {
-		ASC_DBG1(1, "advansys_proc_info: totcnt %d\n", totcnt);
-		return totcnt;
-	}
-	advoffset += cplen;
-	curbuf += cnt;
-#endif /* ADVANSYS_STATS */
+	printk(" cmd_per_lun %d, sg_tablesize %d, unchecked_isa_dma %d\n",
+	       s->cmd_per_lun, s->sg_tablesize, s->unchecked_isa_dma);
 
-	/*
-	 * Display Asc Library dynamic configuration information
-	 * for the board.
-	 */
-	cp = boardp->prtbuf;
 	if (ASC_NARROW_BOARD(boardp)) {
-		cplen = asc_prt_asc_board_info(shost, cp, ASC_PRTBUF_SIZE);
+		asc_prt_asc_dvc_var(&ASC_BOARDP(s)->dvc_var.asc_dvc_var);
+		asc_prt_asc_dvc_cfg(&ASC_BOARDP(s)->dvc_cfg.asc_dvc_cfg);
 	} else {
-		cplen = asc_prt_adv_board_info(shost, cp, ASC_PRTBUF_SIZE);
-	}
-	BUG_ON(cplen >= ASC_PRTBUF_SIZE);
-	cnt = asc_proc_copy(advoffset, offset, curbuf, leftlen, cp, cplen);
-	totcnt += cnt;
-	leftlen -= cnt;
-	if (leftlen == 0) {
-		ASC_DBG1(1, "advansys_proc_info: totcnt %d\n", totcnt);
-		return totcnt;
+		asc_prt_adv_dvc_var(&ASC_BOARDP(s)->dvc_var.adv_dvc_var);
+		asc_prt_adv_dvc_cfg(&ASC_BOARDP(s)->dvc_cfg.adv_dvc_cfg);
 	}
-	advoffset += cplen;
-	curbuf += cnt;
-
-	ASC_DBG1(1, "advansys_proc_info: totcnt %d\n", totcnt);
-
-	return totcnt;
 }
-#endif /* CONFIG_PROC_FS */
 
 /*
- * advansys_info()
- *
- * Return suitable for printing on the console with the argument
- * adapter's configuration information.
- *
- * Note: The information line should not exceed ASC_INFO_SIZE bytes,
- * otherwise the static 'info' array will be overrun.
+ * asc_prt_scsi_cmnd()
  */
-static const char *advansys_info(struct Scsi_Host *shost)
-{
-	static char info[ASC_INFO_SIZE];
-	asc_board_t *boardp;
-	ASC_DVC_VAR *asc_dvc_varp;
-	ADV_DVC_VAR *adv_dvc_varp;
-	char *busname;
-	char *widename = NULL;
-
-	boardp = ASC_BOARDP(shost);
-	if (ASC_NARROW_BOARD(boardp)) {
-		asc_dvc_varp = &boardp->dvc_var.asc_dvc_var;
-		ASC_DBG(1, "advansys_info: begin\n");
-		if (asc_dvc_varp->bus_type & ASC_IS_ISA) {
-			if ((asc_dvc_varp->bus_type & ASC_IS_ISAPNP) ==
-			    ASC_IS_ISAPNP) {
-				busname = "ISA PnP";
-			} else {
-				busname = "ISA";
-			}
-			sprintf(info,
-				"AdvanSys SCSI %s: %s: IO 0x%lX-0x%lX, IRQ 0x%X, DMA 0x%X",
-				ASC_VERSION, busname,
-				(ulong)shost->io_port,
-				(ulong)shost->io_port + ASC_IOADR_GAP - 1,
-				shost->irq, shost->dma_channel);
-		} else {
-			if (asc_dvc_varp->bus_type & ASC_IS_VL) {
-				busname = "VL";
-			} else if (asc_dvc_varp->bus_type & ASC_IS_EISA) {
-				busname = "EISA";
-			} else if (asc_dvc_varp->bus_type & ASC_IS_PCI) {
-				if ((asc_dvc_varp->bus_type & ASC_IS_PCI_ULTRA)
-				    == ASC_IS_PCI_ULTRA) {
-					busname = "PCI Ultra";
-				} else {
-					busname = "PCI";
-				}
-			} else {
-				busname = "?";
-				ASC_PRINT2("advansys_info: board %d: unknown "
-					   "bus type %d\n", boardp->id,
-					   asc_dvc_varp->bus_type);
-			}
-			sprintf(info,
-				"AdvanSys SCSI %s: %s: IO 0x%lX-0x%lX, IRQ 0x%X",
-				ASC_VERSION, busname, (ulong)shost->io_port,
-				(ulong)shost->io_port + ASC_IOADR_GAP - 1,
-				shost->irq);
-		}
-	} else {
-		/*
-		 * Wide Adapter Information
-		 *
-		 * Memory-mapped I/O is used instead of I/O space to access
-		 * the adapter, but display the I/O Port range. The Memory
-		 * I/O address is displayed through the driver /proc file.
-		 */
-		adv_dvc_varp = &boardp->dvc_var.adv_dvc_var;
-		if (adv_dvc_varp->chip_type == ADV_CHIP_ASC3550) {
-			widename = "Ultra-Wide";
-		} else if (adv_dvc_varp->chip_type == ADV_CHIP_ASC38C0800) {
-			widename = "Ultra2-Wide";
-		} else {
-			widename = "Ultra3-Wide";
-		}
-		sprintf(info,
-			"AdvanSys SCSI %s: PCI %s: PCIMEM 0x%lX-0x%lX, IRQ 0x%X",
-			ASC_VERSION, widename, (ulong)adv_dvc_varp->iop_base,
-			(ulong)adv_dvc_varp->iop_base + boardp->asc_n_io_port - 1, shost->irq);
-	}
-	BUG_ON(strlen(info) >= ASC_INFO_SIZE);
-	ASC_DBG(1, "advansys_info: end\n");
-	return info;
-}
-
-static void asc_scsi_done(struct scsi_cmnd *scp)
+static void asc_prt_scsi_cmnd(struct scsi_cmnd *s)
 {
-	struct asc_board *boardp = ASC_BOARDP(scp->device->host);
+	printk("struct scsi_cmnd at addr 0x%lx\n", (ulong)s);
 
-	if (scp->use_sg)
-		dma_unmap_sg(boardp->dev,
-			     (struct scatterlist *)scp->request_buffer,
-			     scp->use_sg, scp->sc_data_direction);
-	else if (scp->request_bufflen)
-		dma_unmap_single(boardp->dev, scp->SCp.dma_handle,
-				 scp->request_bufflen, scp->sc_data_direction);
+	printk(" host 0x%lx, device 0x%lx, target %u, lun %u, channel %u,\n",
+	       (ulong)s->device->host, (ulong)s->device, s->device->id,
+	       s->device->lun, s->device->channel);
 
-	ASC_STATS(scp->device->host, done);
+	asc_prt_hex(" CDB", s->cmnd, s->cmd_len);
 
-	scp->scsi_done(scp);
-}
+	printk("sc_data_direction %u, resid %d\n",
+	       s->sc_data_direction, s->resid);
 
-/*
- * advansys_queuecommand() - interrupt-driven I/O entrypoint.
- *
- * This function always returns 0. Command return status is saved
- * in the 'scp' result field.
- */
-static int
-advansys_queuecommand(struct scsi_cmnd *scp, void (*done)(struct scsi_cmnd *))
-{
-	struct Scsi_Host *shost = scp->device->host;
-	asc_board_t *boardp = ASC_BOARDP(shost);
-	unsigned long flags;
-	int asc_res, result = 0;
+	printk(" use_sg %u, sglist_len %u\n", s->use_sg, s->sglist_len);
 
-	ASC_STATS(shost, queuecommand);
-	scp->scsi_done = done;
+	printk(" serial_number 0x%x, retries %d, allowed %d\n",
+	       (unsigned)s->serial_number, s->retries, s->allowed);
 
-	/*
-	 * host_lock taken by mid-level prior to call, but need
-	 * to protect against own ISR
-	 */
-	spin_lock_irqsave(&boardp->lock, flags);
-	asc_res = asc_execute_scsi_cmnd(scp);
-	spin_unlock_irqrestore(&boardp->lock, flags);
+	printk(" timeout_per_command %d\n", s->timeout_per_command);
 
-	switch (asc_res) {
-	case ASC_NOERROR:
-		break;
-	case ASC_BUSY:
-		result = SCSI_MLQUEUE_HOST_BUSY;
-		break;
-	case ASC_ERROR:
-	default:
-		asc_scsi_done(scp);
-		break;
-	}
+	printk(" scsi_done 0x%p, done 0x%p, host_scribble 0x%p, result 0x%x\n",
+		s->scsi_done, s->done, s->host_scribble, s->result);
 
-	return result;
+	printk(" tag %u, pid %u\n", (unsigned)s->tag, (unsigned)s->pid);
 }
 
 /*
- * advansys_reset()
- *
- * Reset the bus associated with the command 'scp'.
- *
- * This function runs its own thread. Interrupts must be blocked but
- * sleeping is allowed and no locking other than for host structures is
- * required. Returns SUCCESS or FAILED.
+ * asc_prt_asc_dvc_var()
  */
-static int advansys_reset(struct scsi_cmnd *scp)
+static void asc_prt_asc_dvc_var(ASC_DVC_VAR *h)
 {
-	struct Scsi_Host *shost;
-	asc_board_t *boardp;
-	ASC_DVC_VAR *asc_dvc_varp;
-	ADV_DVC_VAR *adv_dvc_varp;
-	ulong flags;
-	int status;
-	int ret = SUCCESS;
-
-	ASC_DBG1(1, "advansys_reset: 0x%lx\n", (ulong)scp);
-
-#ifdef ADVANSYS_STATS
-	if (scp->device->host != NULL) {
-		ASC_STATS(scp->device->host, reset);
-	}
-#endif /* ADVANSYS_STATS */
-
-	if ((shost = scp->device->host) == NULL) {
-		scp->result = HOST_BYTE(DID_ERROR);
-		return FAILED;
-	}
-
-	boardp = ASC_BOARDP(shost);
-
-	ASC_PRINT1("advansys_reset: board %d: SCSI bus reset started...\n",
-		   boardp->id);
-	/*
-	 * Check for re-entrancy.
-	 */
-	spin_lock_irqsave(&boardp->lock, flags);
-	if (boardp->flags & ASC_HOST_IN_RESET) {
-		spin_unlock_irqrestore(&boardp->lock, flags);
-		return FAILED;
-	}
-	boardp->flags |= ASC_HOST_IN_RESET;
-	spin_unlock_irqrestore(&boardp->lock, flags);
-
-	if (ASC_NARROW_BOARD(boardp)) {
-		/*
-		 * Narrow Board
-		 */
-		asc_dvc_varp = &boardp->dvc_var.asc_dvc_var;
-
-		/*
-		 * Reset the chip and SCSI bus.
-		 */
-		ASC_DBG(1, "advansys_reset: before AscInitAsc1000Driver()\n");
-		status = AscInitAsc1000Driver(asc_dvc_varp);
-
-		/* Refer to ASC_IERR_* defintions for meaning of 'err_code'. */
-		if (asc_dvc_varp->err_code) {
-			ASC_PRINT2("advansys_reset: board %d: SCSI bus reset "
-				   "error: 0x%x\n", boardp->id,
-				   asc_dvc_varp->err_code);
-			ret = FAILED;
-		} else if (status) {
-			ASC_PRINT2("advansys_reset: board %d: SCSI bus reset "
-				   "warning: 0x%x\n", boardp->id, status);
-		} else {
-			ASC_PRINT1("advansys_reset: board %d: SCSI bus reset "
-				   "successful.\n", boardp->id);
-		}
-
-		ASC_DBG(1, "advansys_reset: after AscInitAsc1000Driver()\n");
-		spin_lock_irqsave(&boardp->lock, flags);
-
-	} else {
-		/*
-		 * Wide Board
-		 *
-		 * If the suggest reset bus flags are set, then reset the bus.
-		 * Otherwise only reset the device.
-		 */
-		adv_dvc_varp = &boardp->dvc_var.adv_dvc_var;
+	printk("ASC_DVC_VAR at addr 0x%lx\n", (ulong)h);
 
-		/*
-		 * Reset the target's SCSI bus.
-		 */
-		ASC_DBG(1, "advansys_reset: before AdvResetChipAndSB()\n");
-		switch (AdvResetChipAndSB(adv_dvc_varp)) {
-		case ASC_TRUE:
-			ASC_PRINT1("advansys_reset: board %d: SCSI bus reset "
-				   "successful.\n", boardp->id);
-			break;
-		case ASC_FALSE:
-		default:
-			ASC_PRINT1("advansys_reset: board %d: SCSI bus reset "
-				   "error.\n", boardp->id);
-			ret = FAILED;
-			break;
-		}
-		spin_lock_irqsave(&boardp->lock, flags);
-		(void)AdvISR(adv_dvc_varp);
-	}
-	/* Board lock is held. */
+	printk(" iop_base 0x%x, err_code 0x%x, dvc_cntl 0x%x, bug_fix_cntl "
+	       "%d,\n", h->iop_base, h->err_code, h->dvc_cntl, h->bug_fix_cntl);
 
-	/* Save the time of the most recently completed reset. */
-	boardp->last_reset = jiffies;
+	printk(" bus_type %d, init_sdtr 0x%x,\n", h->bus_type,
+		(unsigned)h->init_sdtr);
 
-	/* Clear reset flag. */
-	boardp->flags &= ~ASC_HOST_IN_RESET;
-	spin_unlock_irqrestore(&boardp->lock, flags);
+	printk(" sdtr_done 0x%x, use_tagged_qng 0x%x, unit_not_ready 0x%x, "
+	       "chip_no 0x%x,\n", (unsigned)h->sdtr_done,
+	       (unsigned)h->use_tagged_qng, (unsigned)h->unit_not_ready,
+	       (unsigned)h->chip_no);
 
-	ASC_DBG1(1, "advansys_reset: ret %d\n", ret);
+	printk(" queue_full_or_busy 0x%x, start_motor 0x%x, scsi_reset_wait "
+	       "%u,\n", (unsigned)h->queue_full_or_busy,
+	       (unsigned)h->start_motor, (unsigned)h->scsi_reset_wait);
 
-	return ret;
-}
+	printk(" is_in_int %u, max_total_qng %u, cur_total_qng %u, "
+	       "in_critical_cnt %u,\n", (unsigned)h->is_in_int,
+	       (unsigned)h->max_total_qng, (unsigned)h->cur_total_qng,
+	       (unsigned)h->in_critical_cnt);
 
-/*
- * advansys_biosparam()
- *
- * Translate disk drive geometry if the "BIOS greater than 1 GB"
- * support is enabled for a drive.
- *
- * ip (information pointer) is an int array with the following definition:
- * ip[0]: heads
- * ip[1]: sectors
- * ip[2]: cylinders
- */
-static int
-advansys_biosparam(struct scsi_device *sdev, struct block_device *bdev,
-		   sector_t capacity, int ip[])
-{
-	asc_board_t *boardp;
+	printk(" last_q_shortage %u, init_state 0x%x, no_scam 0x%x, "
+	       "pci_fix_asyn_xfer 0x%x,\n", (unsigned)h->last_q_shortage,
+	       (unsigned)h->init_state, (unsigned)h->no_scam,
+	       (unsigned)h->pci_fix_asyn_xfer);
 
-	ASC_DBG(1, "advansys_biosparam: begin\n");
-	ASC_STATS(sdev->host, biosparam);
-	boardp = ASC_BOARDP(sdev->host);
-	if (ASC_NARROW_BOARD(boardp)) {
-		if ((boardp->dvc_var.asc_dvc_var.dvc_cntl &
-		     ASC_CNTL_BIOS_GT_1GB) && capacity > 0x200000) {
-			ip[0] = 255;
-			ip[1] = 63;
-		} else {
-			ip[0] = 64;
-			ip[1] = 32;
-		}
-	} else {
-		if ((boardp->dvc_var.adv_dvc_var.bios_ctrl &
-		     BIOS_CTRL_EXTENDED_XLAT) && capacity > 0x200000) {
-			ip[0] = 255;
-			ip[1] = 63;
-		} else {
-			ip[0] = 64;
-			ip[1] = 32;
-		}
-	}
-	ip[2] = (unsigned long)capacity / (ip[0] * ip[1]);
-	ASC_DBG(1, "advansys_biosparam: end\n");
-	return 0;
+	printk(" cfg 0x%lx, irq_no 0x%x\n", (ulong)h->cfg, (unsigned)h->irq_no);
 }
 
-static struct scsi_host_template advansys_template = {
-	.proc_name = DRV_NAME,
-#ifdef CONFIG_PROC_FS
-	.proc_info = advansys_proc_info,
-#endif
-	.name = DRV_NAME,
-	.info = advansys_info,
-	.queuecommand = advansys_queuecommand,
-	.eh_bus_reset_handler = advansys_reset,
-	.bios_param = advansys_biosparam,
-	.slave_configure = advansys_slave_configure,
-	/*
-	 * Because the driver may control an ISA adapter 'unchecked_isa_dma'
-	 * must be set. The flag will be cleared in advansys_board_found
-	 * for non-ISA adapters.
-	 */
-	.unchecked_isa_dma = 1,
-	/*
-	 * All adapters controlled by this driver are capable of large
-	 * scatter-gather lists. According to the mid-level SCSI documentation
-	 * this obviates any performance gain provided by setting
-	 * 'use_clustering'. But empirically while CPU utilization is increased
-	 * by enabling clustering, I/O throughput increases as well.
-	 */
-	.use_clustering = ENABLE_CLUSTERING,
-};
-
 /*
- * First-level interrupt handler.
- *
- * 'dev_id' is a pointer to the interrupting adapter's Scsi_Host.
+ * asc_prt_asc_dvc_cfg()
  */
-static irqreturn_t advansys_interrupt(int irq, void *dev_id)
-{
-	unsigned long flags;
-	struct Scsi_Host *shost = dev_id;
-	asc_board_t *boardp = ASC_BOARDP(shost);
-	irqreturn_t result = IRQ_NONE;
-
-	ASC_DBG1(2, "advansys_interrupt: boardp 0x%p\n", boardp);
-	spin_lock_irqsave(&boardp->lock, flags);
-	if (ASC_NARROW_BOARD(boardp)) {
-		if (AscIsIntPending(shost->io_port)) {
-			result = IRQ_HANDLED;
-			ASC_STATS(shost, interrupt);
-			ASC_DBG(1, "advansys_interrupt: before AscISR()\n");
-			AscISR(&boardp->dvc_var.asc_dvc_var);
-		}
-	} else {
-		ASC_DBG(1, "advansys_interrupt: before AdvISR()\n");
-		if (AdvISR(&boardp->dvc_var.adv_dvc_var)) {
-			result = IRQ_HANDLED;
-			ASC_STATS(shost, interrupt);
-		}
-	}
-	spin_unlock_irqrestore(&boardp->lock, flags);
-
-	ASC_DBG(1, "advansys_interrupt: end\n");
-	return result;
-}
-
-static void
-advansys_narrow_slave_configure(struct scsi_device *sdev, ASC_DVC_VAR *asc_dvc)
+static void asc_prt_asc_dvc_cfg(ASC_DVC_CFG *h)
 {
-	ASC_SCSI_BIT_ID_TYPE tid_bit = 1 << sdev->id;
-	ASC_SCSI_BIT_ID_TYPE orig_use_tagged_qng = asc_dvc->use_tagged_qng;
-
-	if (sdev->lun == 0) {
-		ASC_SCSI_BIT_ID_TYPE orig_init_sdtr = asc_dvc->init_sdtr;
-		if ((asc_dvc->cfg->sdtr_enable & tid_bit) && sdev->sdtr) {
-			asc_dvc->init_sdtr |= tid_bit;
-		} else {
-			asc_dvc->init_sdtr &= ~tid_bit;
-		}
-
-		if (orig_init_sdtr != asc_dvc->init_sdtr)
-			AscAsyncFix(asc_dvc, sdev);
-	}
-
-	if (sdev->tagged_supported) {
-		if (asc_dvc->cfg->cmd_qng_enabled & tid_bit) {
-			if (sdev->lun == 0) {
-				asc_dvc->cfg->can_tagged_qng |= tid_bit;
-				asc_dvc->use_tagged_qng |= tid_bit;
-			}
-			scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG,
-						asc_dvc->max_dvc_qng[sdev->id]);
-		}
-	} else {
-		if (sdev->lun == 0) {
-			asc_dvc->cfg->can_tagged_qng &= ~tid_bit;
-			asc_dvc->use_tagged_qng &= ~tid_bit;
-		}
-		scsi_adjust_queue_depth(sdev, 0, sdev->host->cmd_per_lun);
-	}
-
-	if ((sdev->lun == 0) &&
-	    (orig_use_tagged_qng != asc_dvc->use_tagged_qng)) {
-		AscWriteLramByte(asc_dvc->iop_base, ASCV_DISC_ENABLE_B,
-				 asc_dvc->cfg->disc_enable);
-		AscWriteLramByte(asc_dvc->iop_base, ASCV_USE_TAGGED_QNG_B,
-				 asc_dvc->use_tagged_qng);
-		AscWriteLramByte(asc_dvc->iop_base, ASCV_CAN_TAGGED_QNG_B,
-				 asc_dvc->cfg->can_tagged_qng);
+	printk("ASC_DVC_CFG at addr 0x%lx\n", (ulong)h);
 
-		asc_dvc->max_dvc_qng[sdev->id] =
-					asc_dvc->cfg->max_tag_qng[sdev->id];
-		AscWriteLramByte(asc_dvc->iop_base,
-				 (ushort)(ASCV_MAX_DVC_QNG_BEG + sdev->id),
-				 asc_dvc->max_dvc_qng[sdev->id]);
-	}
-}
+	printk(" can_tagged_qng 0x%x, cmd_qng_enabled 0x%x,\n",
+	       h->can_tagged_qng, h->cmd_qng_enabled);
+	printk(" disc_enable 0x%x, sdtr_enable 0x%x,\n",
+	       h->disc_enable, h->sdtr_enable);
 
-/*
- * Wide Transfers
- *
- * If the EEPROM enabled WDTR for the device and the device supports wide
- * bus (16 bit) transfers, then turn on the device's 'wdtr_able' bit and
- * write the new value to the microcode.
- */
-static void
-advansys_wide_enable_wdtr(AdvPortAddr iop_base, unsigned short tidmask)
-{
-	unsigned short cfg_word;
-	AdvReadWordLram(iop_base, ASC_MC_WDTR_ABLE, cfg_word);
-	if ((cfg_word & tidmask) != 0)
-		return;
+	printk
+	    (" chip_scsi_id %d, isa_dma_speed %d, isa_dma_channel %d, chip_version %d,\n",
+	     h->chip_scsi_id, h->isa_dma_speed, h->isa_dma_channel,
+	     h->chip_version);
 
-	cfg_word |= tidmask;
-	AdvWriteWordLram(iop_base, ASC_MC_WDTR_ABLE, cfg_word);
+	printk
+	    (" pci_device_id %d, lib_serial_no %u, lib_version %u, mcode_date 0x%x,\n",
+	     to_pci_dev(h->dev)->device, h->lib_serial_no, h->lib_version,
+	     h->mcode_date);
 
-	/*
-	 * Clear the microcode SDTR and WDTR negotiation done indicators for
-	 * the target to cause it to negotiate with the new setting set above.
-	 * WDTR when accepted causes the target to enter asynchronous mode, so
-	 * SDTR must be negotiated.
-	 */
-	AdvReadWordLram(iop_base, ASC_MC_SDTR_DONE, cfg_word);
-	cfg_word &= ~tidmask;
-	AdvWriteWordLram(iop_base, ASC_MC_SDTR_DONE, cfg_word);
-	AdvReadWordLram(iop_base, ASC_MC_WDTR_DONE, cfg_word);
-	cfg_word &= ~tidmask;
-	AdvWriteWordLram(iop_base, ASC_MC_WDTR_DONE, cfg_word);
+	printk(" mcode_version %d, overrun_buf 0x%lx\n",
+	       h->mcode_version, (ulong)h->overrun_buf);
 }
 
 /*
- * Synchronous Transfers
- *
- * If the EEPROM enabled SDTR for the device and the device
- * supports synchronous transfers, then turn on the device's
- * 'sdtr_able' bit. Write the new value to the microcode.
+ * asc_prt_asc_scsi_q()
  */
-static void
-advansys_wide_enable_sdtr(AdvPortAddr iop_base, unsigned short tidmask)
+static void asc_prt_asc_scsi_q(ASC_SCSI_Q *q)
 {
-	unsigned short cfg_word;
-	AdvReadWordLram(iop_base, ASC_MC_SDTR_ABLE, cfg_word);
-	if ((cfg_word & tidmask) != 0)
-		return;
-
-	cfg_word |= tidmask;
-	AdvWriteWordLram(iop_base, ASC_MC_SDTR_ABLE, cfg_word);
-
-	/*
-	 * Clear the microcode "SDTR negotiation" done indicator for the
-	 * target to cause it to negotiate with the new setting set above.
-	 */
-	AdvReadWordLram(iop_base, ASC_MC_SDTR_DONE, cfg_word);
-	cfg_word &= ~tidmask;
-	AdvWriteWordLram(iop_base, ASC_MC_SDTR_DONE, cfg_word);
-}
+	ASC_SG_HEAD *sgp;
+	int i;
 
-/*
- * PPR (Parallel Protocol Request) Capable
- *
- * If the device supports DT mode, then it must be PPR capable.
- * The PPR message will be used in place of the SDTR and WDTR
- * messages to negotiate synchronous speed and offset, transfer
- * width, and protocol options.
- */
-static void advansys_wide_enable_ppr(ADV_DVC_VAR *adv_dvc,
-				AdvPortAddr iop_base, unsigned short tidmask)
-{
-	AdvReadWordLram(iop_base, ASC_MC_PPR_ABLE, adv_dvc->ppr_able);
-	adv_dvc->ppr_able |= tidmask;
-	AdvWriteWordLram(iop_base, ASC_MC_PPR_ABLE, adv_dvc->ppr_able);
-}
+	printk("ASC_SCSI_Q at addr 0x%lx\n", (ulong)q);
 
-static void
-advansys_wide_slave_configure(struct scsi_device *sdev, ADV_DVC_VAR *adv_dvc)
-{
-	AdvPortAddr iop_base = adv_dvc->iop_base;
-	unsigned short tidmask = 1 << sdev->id;
+	printk
+	    (" target_ix 0x%x, target_lun %u, srb_ptr 0x%lx, tag_code 0x%x,\n",
+	     q->q2.target_ix, q->q1.target_lun, (ulong)q->q2.srb_ptr,
+	     q->q2.tag_code);
 
-	if (sdev->lun == 0) {
-		/*
-		 * Handle WDTR, SDTR, and Tag Queuing. If the feature
-		 * is enabled in the EEPROM and the device supports the
-		 * feature, then enable it in the microcode.
-		 */
+	printk
+	    (" data_addr 0x%lx, data_cnt %lu, sense_addr 0x%lx, sense_len %u,\n",
+	     (ulong)le32_to_cpu(q->q1.data_addr),
+	     (ulong)le32_to_cpu(q->q1.data_cnt),
+	     (ulong)le32_to_cpu(q->q1.sense_addr), q->q1.sense_len);
 
-		if ((adv_dvc->wdtr_able & tidmask) && sdev->wdtr)
-			advansys_wide_enable_wdtr(iop_base, tidmask);
-		if ((adv_dvc->sdtr_able & tidmask) && sdev->sdtr)
-			advansys_wide_enable_sdtr(iop_base, tidmask);
-		if (adv_dvc->chip_type == ADV_CHIP_ASC38C1600 && sdev->ppr)
-			advansys_wide_enable_ppr(adv_dvc, iop_base, tidmask);
+	printk(" cdbptr 0x%lx, cdb_len %u, sg_head 0x%lx, sg_queue_cnt %u\n",
+	       (ulong)q->cdbptr, q->q2.cdb_len,
+	       (ulong)q->sg_head, q->q1.sg_queue_cnt);
 
-		/*
-		 * Tag Queuing is disabled for the BIOS which runs in polled
-		 * mode and would see no benefit from Tag Queuing. Also by
-		 * disabling Tag Queuing in the BIOS devices with Tag Queuing
-		 * bugs will at least work with the BIOS.
-		 */
-		if ((adv_dvc->tagqng_able & tidmask) &&
-		    sdev->tagged_supported) {
-			unsigned short cfg_word;
-			AdvReadWordLram(iop_base, ASC_MC_TAGQNG_ABLE, cfg_word);
-			cfg_word |= tidmask;
-			AdvWriteWordLram(iop_base, ASC_MC_TAGQNG_ABLE,
-					 cfg_word);
-			AdvWriteByteLram(iop_base,
-					 ASC_MC_NUMBER_OF_MAX_CMD + sdev->id,
-					 adv_dvc->max_dvc_qng);
+	if (q->sg_head) {
+		sgp = q->sg_head;
+		printk("ASC_SG_HEAD at addr 0x%lx\n", (ulong)sgp);
+		printk(" entry_cnt %u, queue_cnt %u\n", sgp->entry_cnt,
+		       sgp->queue_cnt);
+		for (i = 0; i < sgp->entry_cnt; i++) {
+			printk(" [%u]: addr 0x%lx, bytes %lu\n",
+			       i, (ulong)le32_to_cpu(sgp->sg_list[i].addr),
+			       (ulong)le32_to_cpu(sgp->sg_list[i].bytes));
 		}
-	}