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Diffstat (limited to 'drivers/scsi/advansys.c')
-rw-r--r--drivers/scsi/advansys.c497
1 files changed, 97 insertions, 400 deletions
diff --git a/drivers/scsi/advansys.c b/drivers/scsi/advansys.c
index d37584403c33..06223b5ee6da 100644
--- a/drivers/scsi/advansys.c
+++ b/drivers/scsi/advansys.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* advansys.c - Linux Host Driver for AdvanSys SCSI Adapters
*
@@ -6,11 +7,6 @@
* Copyright (c) 2007 Matthew Wilcox <matthew@wil.cx>
* Copyright (c) 2014 Hannes Reinecke <hare@suse.de>
* All Rights Reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*/
/*
@@ -88,8 +84,6 @@ typedef unsigned char uchar;
#define ASC_CS_TYPE unsigned short
-#define ASC_IS_ISA (0x0001)
-#define ASC_IS_ISAPNP (0x0081)
#define ASC_IS_EISA (0x0002)
#define ASC_IS_PCI (0x0004)
#define ASC_IS_PCI_ULTRA (0x0104)
@@ -105,11 +99,6 @@ typedef unsigned char uchar;
#define ASC_CHIP_MIN_VER_PCI (0x09)
#define ASC_CHIP_MAX_VER_PCI (0x0F)
#define ASC_CHIP_VER_PCI_BIT (0x08)
-#define ASC_CHIP_MIN_VER_ISA (0x11)
-#define ASC_CHIP_MIN_VER_ISA_PNP (0x21)
-#define ASC_CHIP_MAX_VER_ISA (0x27)
-#define ASC_CHIP_VER_ISA_BIT (0x30)
-#define ASC_CHIP_VER_ISAPNP_BIT (0x20)
#define ASC_CHIP_VER_ASYN_BUG (0x21)
#define ASC_CHIP_VER_PCI 0x08
#define ASC_CHIP_VER_PCI_ULTRA_3150 (ASC_CHIP_VER_PCI | 0x02)
@@ -120,7 +109,6 @@ typedef unsigned char uchar;
#define ASC_CHIP_LATEST_VER_EISA ((ASC_CHIP_MIN_VER_EISA - 1) + 3)
#define ASC_MAX_VL_DMA_COUNT (0x07FFFFFFL)
#define ASC_MAX_PCI_DMA_COUNT (0xFFFFFFFFL)
-#define ASC_MAX_ISA_DMA_COUNT (0x00FFFFFFL)
#define ASC_SCSI_ID_BITS 3
#define ASC_SCSI_TIX_TYPE uchar
@@ -198,7 +186,6 @@ typedef unsigned char uchar;
#define ASC_FLAG_SRB_LINEAR_ADDR 0x08
#define ASC_FLAG_WIN16 0x10
#define ASC_FLAG_WIN32 0x20
-#define ASC_FLAG_ISA_OVER_16MB 0x40
#define ASC_FLAG_DOS_VM_CALLBACK 0x80
#define ASC_TAG_FLAG_EXTRA_BYTES 0x10
#define ASC_TAG_FLAG_DISABLE_DISCONNECT 0x04
@@ -320,7 +307,7 @@ typedef struct asc_sg_head {
ushort queue_cnt;
ushort entry_to_copy;
ushort res;
- ASC_SG_LIST sg_list[0];
+ ASC_SG_LIST sg_list[];
} ASC_SG_HEAD;
typedef struct asc_scsi_q {
@@ -468,8 +455,6 @@ typedef struct asc_dvc_cfg {
ASC_SCSI_BIT_ID_TYPE disc_enable;
ASC_SCSI_BIT_ID_TYPE sdtr_enable;
uchar chip_scsi_id;
- uchar isa_dma_speed;
- uchar isa_dma_channel;
uchar chip_version;
ushort mcode_date;
ushort mcode_version;
@@ -576,10 +561,8 @@ typedef struct asc_cap_info_array {
#define ASC_EEP_MAX_RETRY 20
/*
- * These macros keep the chip SCSI id and ISA DMA speed
- * bitfields in board order. C bitfields aren't portable
- * between big and little-endian platforms so they are
- * not used.
+ * These macros keep the chip SCSI id bitfields in board order. C bitfields
+ * aren't portable between big and little-endian platforms so they are not used.
*/
#define ASC_EEP_GET_CHIP_ID(cfg) ((cfg)->id_speed & 0x0f)
@@ -1816,7 +1799,7 @@ typedef struct adv_req {
* Field naming convention:
*
* *_able indicates both whether a feature should be enabled or disabled
- * and whether a device isi capable of the feature. At initialization
+ * and whether a device is capable of the feature. At initialization
* this field may be set, but later if a device is found to be incapable
* of the feature, the field is cleared.
*/
@@ -2089,12 +2072,6 @@ do { \
#define ASC_BUSY 0
#define ASC_ERROR (-1)
-/* struct scsi_cmnd function return codes */
-#define STATUS_BYTE(byte) (byte)
-#define MSG_BYTE(byte) ((byte) << 8)
-#define HOST_BYTE(byte) ((byte) << 16)
-#define DRIVER_BYTE(byte) ((byte) << 24)
-
#define ASC_STATS(shost, counter) ASC_STATS_ADD(shost, counter, 1)
#ifndef ADVANSYS_STATS
#define ASC_STATS_ADD(shost, counter, count)
@@ -2300,6 +2277,15 @@ struct asc_board {
dvc_var.adv_dvc_var)
#define adv_dvc_to_pdev(adv_dvc) to_pci_dev(adv_dvc_to_board(adv_dvc)->dev)
+struct advansys_cmd {
+ dma_addr_t dma_handle;
+};
+
+static struct advansys_cmd *advansys_cmd(struct scsi_cmnd *cmd)
+{
+ return scsi_cmd_priv(cmd);
+}
+
#ifdef ADVANSYS_DEBUG
static int asc_dbglvl = 3;
@@ -2350,9 +2336,8 @@ static void asc_prt_asc_dvc_cfg(ASC_DVC_CFG *h)
printk(" disc_enable 0x%x, sdtr_enable 0x%x,\n",
h->disc_enable, h->sdtr_enable);
- 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);
+ printk(" chip_scsi_id %d, chip_version %d,\n",
+ h->chip_scsi_id, h->chip_version);
printk(" mcode_date 0x%x, mcode_version %d\n",
h->mcode_date, h->mcode_version);
@@ -2416,8 +2401,7 @@ static void asc_prt_scsi_host(struct Scsi_Host *s)
struct asc_board *boardp = shost_priv(s);
printk("Scsi_Host at addr 0x%p, device %s\n", s, dev_name(boardp->dev));
- printk(" host_busy %d, host_no %d,\n",
- scsi_host_busy(s), s->host_no);
+ printk(" host_no %d,\n", s->host_no);
printk(" base 0x%lx, io_port 0x%lx, irq %d,\n",
(ulong)s->base, (ulong)s->io_port, boardp->irq);
@@ -2425,8 +2409,8 @@ static void asc_prt_scsi_host(struct Scsi_Host *s)
printk(" dma_channel %d, this_id %d, can_queue %d,\n",
s->dma_channel, s->this_id, s->can_queue);
- printk(" cmd_per_lun %d, sg_tablesize %d, unchecked_isa_dma %d\n",
- s->cmd_per_lun, s->sg_tablesize, s->unchecked_isa_dma);
+ printk(" cmd_per_lun %d, sg_tablesize %d\n",
+ s->cmd_per_lun, s->sg_tablesize);
if (ASC_NARROW_BOARD(boardp)) {
asc_prt_asc_dvc_var(&boardp->dvc_var.asc_dvc_var);
@@ -2642,42 +2626,28 @@ static const char *advansys_info(struct Scsi_Host *shost)
if (ASC_NARROW_BOARD(boardp)) {
asc_dvc_varp = &boardp->dvc_var.asc_dvc_var;
ASC_DBG(1, "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";
+
+ 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 = "ISA";
+ busname = "PCI";
}
- 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,
- boardp->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 = "?";
- shost_printk(KERN_ERR, shost, "unknown bus "
- "type %d\n", 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,
- boardp->irq);
+ busname = "?";
+ shost_printk(KERN_ERR, shost, "unknown bus "
+ "type %d\n", 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,
+ boardp->irq);
} else {
/*
* Wide Adapter Information
@@ -2880,15 +2850,10 @@ static int asc_get_eeprom_string(ushort *serialnum, uchar *cp)
static void asc_prt_asc_board_eeprom(struct seq_file *m, struct Scsi_Host *shost)
{
struct asc_board *boardp = shost_priv(shost);
- ASC_DVC_VAR *asc_dvc_varp;
ASCEEP_CONFIG *ep;
int i;
-#ifdef CONFIG_ISA
- int isa_dma_speed[] = { 10, 8, 7, 6, 5, 4, 3, 2 };
-#endif /* CONFIG_ISA */
uchar serialstr[13];
- asc_dvc_varp = &boardp->dvc_var.asc_dvc_var;
ep = &boardp->eep_config.asc_eep;
seq_printf(m,
@@ -2936,14 +2901,6 @@ static void asc_prt_asc_board_eeprom(struct seq_file *m, struct Scsi_Host *shost
seq_printf(m, " %c",
(ep->init_sdtr & ADV_TID_TO_TIDMASK(i)) ? 'Y' : 'N');
seq_putc(m, '\n');
-
-#ifdef CONFIG_ISA
- if (asc_dvc_varp->bus_type & ASC_IS_ISA) {
- seq_printf(m,
- " Host ISA DMA speed: %d MB/S\n",
- isa_dma_speed[ASC_EEP_GET_DMA_SPD(ep)]);
- }
-#endif /* CONFIG_ISA */
}
/*
@@ -3175,7 +3132,6 @@ static void asc_prt_adv_board_eeprom(struct seq_file *m, struct Scsi_Host *shost
static void asc_prt_driver_conf(struct seq_file *m, struct Scsi_Host *shost)
{
struct asc_board *boardp = shost_priv(shost);
- int chip_scsi_id;
seq_printf(m,
"\nLinux Driver Configuration and Information for AdvanSys SCSI Host %d:\n",
@@ -3192,21 +3148,11 @@ static void asc_prt_driver_conf(struct seq_file *m, struct Scsi_Host *shost)
shost->sg_tablesize, shost->cmd_per_lun);
seq_printf(m,
- " unchecked_isa_dma %d\n",
- shost->unchecked_isa_dma);
-
- seq_printf(m,
" flags 0x%x, last_reset 0x%lx, jiffies 0x%lx, asc_n_io_port 0x%x\n",
boardp->flags, shost->last_reset, jiffies,
boardp->asc_n_io_port);
seq_printf(m, " io_port 0x%lx\n", shost->io_port);
-
- if (ASC_NARROW_BOARD(boardp)) {
- chip_scsi_id = boardp->dvc_cfg.asc_dvc_cfg.chip_scsi_id;
- } else {
- chip_scsi_id = boardp->dvc_var.adv_dvc_var.chip_scsi_id;
- }
}
/*
@@ -3370,8 +3316,8 @@ static void asc_prt_adv_board_info(struct seq_file *m, struct Scsi_Host *shost)
shost->host_no);
seq_printf(m,
- " iop_base 0x%lx, cable_detect: %X, err_code %u\n",
- (unsigned long)v->iop_base,
+ " iop_base 0x%p, cable_detect: %X, err_code %u\n",
+ v->iop_base,
AdvReadWordRegister(iop_base,IOPW_SCSI_CFG1) & CABLE_DETECT,
v->err_code);
@@ -3654,7 +3600,7 @@ static void asc_scsi_done(struct scsi_cmnd *scp)
{
scsi_dma_unmap(scp);
ASC_STATS(scp->device->host, done);
- scp->scsi_done(scp);
+ scsi_done(scp);
}
static void AscSetBank(PortAddr iop_base, uchar bank)
@@ -4549,7 +4495,7 @@ static int AdvInitAsc3550Driver(ADV_DVC_VAR *asc_dvc)
/*
* Microcode operating variables for WDTR, SDTR, and command tag
- * queuing will be set in slave_configure() based on what a
+ * queuing will be set in sdev_configure() based on what a
* device reports it is capable of in Inquiry byte 7.
*
* If SCSI Bus Resets have been disabled, then directly set
@@ -5066,7 +5012,7 @@ static int AdvInitAsc38C0800Driver(ADV_DVC_VAR *asc_dvc)
/*
* Microcode operating variables for WDTR, SDTR, and command tag
- * queuing will be set in slave_configure() based on what a
+ * queuing will be set in sdev_configure() based on what a
* device reports it is capable of in Inquiry byte 7.
*
* If SCSI Bus Resets have been disabled, then directly set
@@ -5561,7 +5507,7 @@ static int AdvInitAsc38C1600Driver(ADV_DVC_VAR *asc_dvc)
/*
* Microcode operating variables for WDTR, SDTR, and command tag
- * queuing will be set in slave_configure() based on what a
+ * queuing will be set in sdev_configure() based on what a
* device reports it is capable of in Inquiry byte 7.
*
* If SCSI Bus Resets have been disabled, then directly set
@@ -5997,10 +5943,10 @@ static void adv_isr_callback(ADV_DVC_VAR *adv_dvc_varp, ADV_SCSI_REQ_Q *scsiqp)
/*
* 'done_status' contains the command's ending status.
*/
+ scp->result = 0;
switch (scsiqp->done_status) {
case QD_NO_ERROR:
ASC_DBG(2, "QD_NO_ERROR\n");
- scp->result = 0;
/*
* Check for an underrun condition.
@@ -6021,47 +5967,32 @@ static void adv_isr_callback(ADV_DVC_VAR *adv_dvc_varp, ADV_SCSI_REQ_Q *scsiqp)
ASC_DBG(2, "QD_WITH_ERROR\n");
switch (scsiqp->host_status) {
case QHSTA_NO_ERROR:
+ set_status_byte(scp, scsiqp->scsi_status);
if (scsiqp->scsi_status == SAM_STAT_CHECK_CONDITION) {
ASC_DBG(2, "SAM_STAT_CHECK_CONDITION\n");
ASC_DBG_PRT_SENSE(2, scp->sense_buffer,
SCSI_SENSE_BUFFERSIZE);
- /*
- * Note: The 'status_byte()' macro used by
- * target drivers defined in scsi.h shifts the
- * status byte returned by host drivers right
- * by 1 bit. This is why target drivers also
- * use right shifted status byte definitions.
- * For instance target drivers use
- * CHECK_CONDITION, defined to 0x1, instead of
- * the SCSI defined check condition value of
- * 0x2. Host drivers are supposed to return
- * the status byte as it is defined by SCSI.
- */
- scp->result = DRIVER_BYTE(DRIVER_SENSE) |
- STATUS_BYTE(scsiqp->scsi_status);
- } else {
- scp->result = STATUS_BYTE(scsiqp->scsi_status);
}
break;
default:
/* Some other QHSTA error occurred. */
ASC_DBG(1, "host_status 0x%x\n", scsiqp->host_status);
- scp->result = HOST_BYTE(DID_BAD_TARGET);
+ set_host_byte(scp, DID_BAD_TARGET);
break;
}
break;
case QD_ABORTED_BY_HOST:
ASC_DBG(1, "QD_ABORTED_BY_HOST\n");
- scp->result =
- HOST_BYTE(DID_ABORT) | STATUS_BYTE(scsiqp->scsi_status);
+ set_status_byte(scp, scsiqp->scsi_status);
+ set_host_byte(scp, DID_ABORT);
break;
default:
ASC_DBG(1, "done_status 0x%x\n", scsiqp->done_status);
- scp->result =
- HOST_BYTE(DID_ERROR) | STATUS_BYTE(scsiqp->scsi_status);
+ set_status_byte(scp, scsiqp->scsi_status);
+ set_host_byte(scp, DID_ERROR);
break;
}
@@ -6115,7 +6046,6 @@ static int AdvISR(ADV_DVC_VAR *asc_dvc)
{
AdvPortAddr iop_base;
uchar int_stat;
- ushort target_bit;
ADV_CARR_T *free_carrp;
__le32 irq_next_vpa;
ADV_SCSI_REQ_Q *scsiq;
@@ -6202,8 +6132,6 @@ static int AdvISR(ADV_DVC_VAR *asc_dvc)
asc_dvc->carr_freelist = free_carrp;
asc_dvc->carr_pending_cnt--;
- target_bit = ADV_TID_TO_TIDMASK(scsiq->target_id);
-
/*
* Clear request microcode control flag.
*/
@@ -6761,15 +6689,15 @@ static void asc_isr_callback(ASC_DVC_VAR *asc_dvc_varp, ASC_QDONE_INFO *qdonep)
ASC_STATS(boardp->shost, callback);
- dma_unmap_single(boardp->dev, scp->SCp.dma_handle,
+ dma_unmap_single(boardp->dev, advansys_cmd(scp)->dma_handle,
SCSI_SENSE_BUFFERSIZE, DMA_FROM_DEVICE);
/*
* 'qdonep' contains the command's ending status.
*/
+ scp->result = 0;
switch (qdonep->d3.done_stat) {
case QD_NO_ERROR:
ASC_DBG(2, "QD_NO_ERROR\n");
- scp->result = 0;
/*
* Check for an underrun condition.
@@ -6789,51 +6717,32 @@ static void asc_isr_callback(ASC_DVC_VAR *asc_dvc_varp, ASC_QDONE_INFO *qdonep)
ASC_DBG(2, "QD_WITH_ERROR\n");
switch (qdonep->d3.host_stat) {
case QHSTA_NO_ERROR:
+ set_status_byte(scp, qdonep->d3.scsi_stat);
if (qdonep->d3.scsi_stat == SAM_STAT_CHECK_CONDITION) {
ASC_DBG(2, "SAM_STAT_CHECK_CONDITION\n");
ASC_DBG_PRT_SENSE(2, scp->sense_buffer,
SCSI_SENSE_BUFFERSIZE);
- /*
- * Note: The 'status_byte()' macro used by
- * target drivers defined in scsi.h shifts the
- * status byte returned by host drivers right
- * by 1 bit. This is why target drivers also
- * use right shifted status byte definitions.
- * For instance target drivers use
- * CHECK_CONDITION, defined to 0x1, instead of
- * the SCSI defined check condition value of
- * 0x2. Host drivers are supposed to return
- * the status byte as it is defined by SCSI.
- */
- scp->result = DRIVER_BYTE(DRIVER_SENSE) |
- STATUS_BYTE(qdonep->d3.scsi_stat);
- } else {
- scp->result = STATUS_BYTE(qdonep->d3.scsi_stat);
}
break;
default:
/* QHSTA error occurred */
ASC_DBG(1, "host_stat 0x%x\n", qdonep->d3.host_stat);
- scp->result = HOST_BYTE(DID_BAD_TARGET);
+ set_host_byte(scp, DID_BAD_TARGET);
break;
}
break;
case QD_ABORTED_BY_HOST:
ASC_DBG(1, "QD_ABORTED_BY_HOST\n");
- scp->result =
- HOST_BYTE(DID_ABORT) | MSG_BYTE(qdonep->d3.
- scsi_msg) |
- STATUS_BYTE(qdonep->d3.scsi_stat);
+ set_status_byte(scp, qdonep->d3.scsi_stat);
+ set_host_byte(scp, DID_ABORT);
break;
default:
ASC_DBG(1, "done_stat 0x%x\n", qdonep->d3.done_stat);
- scp->result =
- HOST_BYTE(DID_ERROR) | MSG_BYTE(qdonep->d3.
- scsi_msg) |
- STATUS_BYTE(qdonep->d3.scsi_stat);
+ set_status_byte(scp, qdonep->d3.scsi_stat);
+ set_host_byte(scp, DID_ERROR);
break;
}
@@ -7186,7 +7095,7 @@ static int advansys_reset(struct scsi_cmnd *scp)
* ip[2]: cylinders
*/
static int
-advansys_biosparam(struct scsi_device *sdev, struct block_device *bdev,
+advansys_biosparam(struct scsi_device *sdev, struct gendisk *unused,
sector_t capacity, int ip[])
{
struct asc_board *boardp = shost_priv(sdev->host);
@@ -7309,7 +7218,7 @@ static void AscAsyncFix(ASC_DVC_VAR *asc_dvc, struct scsi_device *sdev)
}
static void
-advansys_narrow_slave_configure(struct scsi_device *sdev, ASC_DVC_VAR *asc_dvc)
+advansys_narrow_sdev_configure(struct scsi_device *sdev, ASC_DVC_VAR *asc_dvc)
{
ASC_SCSI_BIT_ID_TYPE tid_bit = 1 << sdev->id;
ASC_SCSI_BIT_ID_TYPE orig_use_tagged_qng = asc_dvc->use_tagged_qng;
@@ -7435,7 +7344,7 @@ static void advansys_wide_enable_ppr(ADV_DVC_VAR *adv_dvc,
}
static void
-advansys_wide_slave_configure(struct scsi_device *sdev, ADV_DVC_VAR *adv_dvc)
+advansys_wide_sdev_configure(struct scsi_device *sdev, ADV_DVC_VAR *adv_dvc)
{
AdvPortAddr iop_base = adv_dvc->iop_base;
unsigned short tidmask = 1 << sdev->id;
@@ -7481,16 +7390,17 @@ advansys_wide_slave_configure(struct scsi_device *sdev, ADV_DVC_VAR *adv_dvc)
* Set the number of commands to queue per device for the
* specified host adapter.
*/
-static int advansys_slave_configure(struct scsi_device *sdev)
+static int advansys_sdev_configure(struct scsi_device *sdev,
+ struct queue_limits *lim)
{
struct asc_board *boardp = shost_priv(sdev->host);
if (ASC_NARROW_BOARD(boardp))
- advansys_narrow_slave_configure(sdev,
- &boardp->dvc_var.asc_dvc_var);
+ advansys_narrow_sdev_configure(sdev,
+ &boardp->dvc_var.asc_dvc_var);
else
- advansys_wide_slave_configure(sdev,
- &boardp->dvc_var.adv_dvc_var);
+ advansys_wide_sdev_configure(sdev,
+ &boardp->dvc_var.adv_dvc_var);
return 0;
}
@@ -7498,15 +7408,15 @@ static int advansys_slave_configure(struct scsi_device *sdev)
static __le32 asc_get_sense_buffer_dma(struct scsi_cmnd *scp)
{
struct asc_board *board = shost_priv(scp->device->host);
+ struct advansys_cmd *acmd = advansys_cmd(scp);
- scp->SCp.dma_handle = dma_map_single(board->dev, scp->sense_buffer,
- SCSI_SENSE_BUFFERSIZE,
- DMA_FROM_DEVICE);
- if (dma_mapping_error(board->dev, scp->SCp.dma_handle)) {
+ acmd->dma_handle = dma_map_single(board->dev, scp->sense_buffer,
+ SCSI_SENSE_BUFFERSIZE, DMA_FROM_DEVICE);
+ if (dma_mapping_error(board->dev, acmd->dma_handle)) {
ASC_DBG(1, "failed to map sense buffer\n");
return 0;
}
- return cpu_to_le32(scp->SCp.dma_handle);
+ return cpu_to_le32(acmd->dma_handle);
}
static int asc_build_req(struct asc_board *boardp, struct scsi_cmnd *scp,
@@ -7522,7 +7432,7 @@ static int asc_build_req(struct asc_board *boardp, struct scsi_cmnd *scp,
* Set the srb_tag to the command tag + 1, as
* srb_tag '0' is used internally by the chip.
*/
- srb_tag = scp->request->tag + 1;
+ srb_tag = scsi_cmd_to_rq(scp)->tag + 1;
asc_scsi_q->q2.srb_tag = srb_tag;
/*
@@ -7572,15 +7482,15 @@ static int asc_build_req(struct asc_board *boardp, struct scsi_cmnd *scp,
"sg_tablesize %d\n", use_sg,
scp->device->host->sg_tablesize);
scsi_dma_unmap(scp);
- scp->result = HOST_BYTE(DID_ERROR);
+ set_host_byte(scp, DID_ERROR);
return ASC_ERROR;
}
- asc_sg_head = kzalloc(sizeof(asc_scsi_q->sg_head) +
- use_sg * sizeof(struct asc_sg_list), GFP_ATOMIC);
+ asc_sg_head = kzalloc(struct_size(asc_sg_head, sg_list, use_sg),
+ GFP_ATOMIC);
if (!asc_sg_head) {
scsi_dma_unmap(scp);
- scp->result = HOST_BYTE(DID_SOFT_ERROR);
+ set_host_byte(scp, DID_SOFT_ERROR);
return ASC_ERROR;
}
@@ -7714,7 +7624,7 @@ adv_get_sglist(struct asc_board *boardp, adv_req_t *reqp,
sg_block->sg_ptr = 0L; /* Last ADV_SG_BLOCK in list. */
return ADV_SUCCESS;
}
- slp++;
+ slp = sg_next(slp);
}
sg_block->sg_cnt = NO_OF_SG_PER_BLOCK;
prev_sg_block = sg_block;
@@ -7736,7 +7646,7 @@ static int
adv_build_req(struct asc_board *boardp, struct scsi_cmnd *scp,
adv_req_t **adv_reqpp)
{
- u32 srb_tag = scp->request->tag;
+ u32 srb_tag = scsi_cmd_to_rq(scp)->tag;
adv_req_t *reqp;
ADV_SCSI_REQ_Q *scsiqp;
int ret;
@@ -7823,7 +7733,7 @@ adv_build_req(struct asc_board *boardp, struct scsi_cmnd *scp,
"ADV_MAX_SG_LIST %d\n", use_sg,
scp->device->host->sg_tablesize);
scsi_dma_unmap(scp);
- scp->result = HOST_BYTE(DID_ERROR);
+ set_host_byte(scp, DID_ERROR);
reqp->cmndp = NULL;
scp->host_scribble = NULL;
@@ -7835,7 +7745,7 @@ adv_build_req(struct asc_board *boardp, struct scsi_cmnd *scp,
ret = adv_get_sglist(boardp, reqp, scsiqp, scp, use_sg);
if (ret != ADV_SUCCESS) {
scsi_dma_unmap(scp);
- scp->result = HOST_BYTE(DID_ERROR);
+ set_host_byte(scp, DID_ERROR);
reqp->cmndp = NULL;
scp->host_scribble = NULL;
@@ -8532,13 +8442,13 @@ static int asc_execute_scsi_cmnd(struct scsi_cmnd *scp)
scmd_printk(KERN_ERR, scp, "ExeScsiQueue() ASC_ERROR, "
"err_code 0x%x\n", err_code);
ASC_STATS(scp->device->host, exe_error);
- scp->result = HOST_BYTE(DID_ERROR);
+ set_host_byte(scp, DID_ERROR);
break;
default:
scmd_printk(KERN_ERR, scp, "ExeScsiQueue() unknown, "
"err_code 0x%x\n", err_code);
ASC_STATS(scp->device->host, exe_unknown);
- scp->result = HOST_BYTE(DID_ERROR);
+ set_host_byte(scp, DID_ERROR);
break;
}
@@ -8552,14 +8462,12 @@ static int asc_execute_scsi_cmnd(struct scsi_cmnd *scp)
* This function always returns 0. Command return status is saved
* in the 'scp' result field.
*/
-static int
-advansys_queuecommand_lck(struct scsi_cmnd *scp, void (*done)(struct scsi_cmnd *))
+static int advansys_queuecommand_lck(struct scsi_cmnd *scp)
{
struct Scsi_Host *shost = scp->device->host;
int asc_res, result = 0;
ASC_STATS(shost, queuecommand);
- scp->scsi_done = done;
asc_res = asc_execute_scsi_cmnd(scp);
@@ -8613,12 +8521,6 @@ static unsigned short AscGetChipBiosAddress(PortAddr iop_base,
}
cfg_lsw = AscGetChipCfgLsw(iop_base);
-
- /*
- * ISA PnP uses the top bit as the 32K BIOS flag
- */
- if (bus_type == ASC_IS_ISAPNP)
- cfg_lsw &= 0x7FFF;
bios_addr = ASC_BIOS_MIN_ADDR + (cfg_lsw >> 12) * ASC_BIOS_BANK_SIZE;
return bios_addr;
}
@@ -8661,19 +8563,6 @@ static unsigned char AscGetChipVersion(PortAddr iop_base,
return AscGetChipVerNo(iop_base);
}
-#ifdef CONFIG_ISA
-static void AscEnableIsaDma(uchar dma_channel)
-{
- if (dma_channel < 4) {
- outp(0x000B, (ushort)(0xC0 | dma_channel));
- outp(0x000A, dma_channel);
- } else if (dma_channel < 8) {
- outp(0x00D6, (ushort)(0xC0 | (dma_channel - 4)));
- outp(0x00D4, (ushort)(dma_channel - 4));
- }
-}
-#endif /* CONFIG_ISA */
-
static int AscStopQueueExe(PortAddr iop_base)
{
int count = 0;
@@ -8694,65 +8583,11 @@ static int AscStopQueueExe(PortAddr iop_base)
static unsigned int AscGetMaxDmaCount(ushort bus_type)
{
- if (bus_type & ASC_IS_ISA)
- return ASC_MAX_ISA_DMA_COUNT;
- else if (bus_type & (ASC_IS_EISA | ASC_IS_VL))
+ if (bus_type & (ASC_IS_EISA | ASC_IS_VL))
return ASC_MAX_VL_DMA_COUNT;
return ASC_MAX_PCI_DMA_COUNT;
}
-#ifdef CONFIG_ISA
-static ushort AscGetIsaDmaChannel(PortAddr iop_base)
-{
- ushort channel;
-
- channel = AscGetChipCfgLsw(iop_base) & 0x0003;
- if (channel == 0x03)
- return (0);
- else if (channel == 0x00)
- return (7);
- return (channel + 4);
-}
-
-static ushort AscSetIsaDmaChannel(PortAddr iop_base, ushort dma_channel)
-{
- ushort cfg_lsw;
- uchar value;
-
- if ((dma_channel >= 5) && (dma_channel <= 7)) {
- if (dma_channel == 7)
- value = 0x00;
- else
- value = dma_channel - 4;
- cfg_lsw = AscGetChipCfgLsw(iop_base) & 0xFFFC;
- cfg_lsw |= value;
- AscSetChipCfgLsw(iop_base, cfg_lsw);
- return (AscGetIsaDmaChannel(iop_base));
- }
- return 0;
-}
-
-static uchar AscGetIsaDmaSpeed(PortAddr iop_base)
-{
- uchar speed_value;
-
- AscSetBank(iop_base, 1);
- speed_value = AscReadChipDmaSpeed(iop_base);
- speed_value &= 0x07;
- AscSetBank(iop_base, 0);
- return speed_value;
-}
-
-static uchar AscSetIsaDmaSpeed(PortAddr iop_base, uchar speed_value)
-{
- speed_value &= 0x07;
- AscSetBank(iop_base, 1);
- AscWriteChipDmaSpeed(iop_base, speed_value);
- AscSetBank(iop_base, 0);
- return AscGetIsaDmaSpeed(iop_base);
-}
-#endif /* CONFIG_ISA */
-
static void AscInitAscDvcVar(ASC_DVC_VAR *asc_dvc)
{
int i;
@@ -8762,7 +8597,7 @@ static void AscInitAscDvcVar(ASC_DVC_VAR *asc_dvc)
iop_base = asc_dvc->iop_base;
asc_dvc->err_code = 0;
if ((asc_dvc->bus_type &
- (ASC_IS_ISA | ASC_IS_PCI | ASC_IS_EISA | ASC_IS_VL)) == 0) {
+ (ASC_IS_PCI | ASC_IS_EISA | ASC_IS_VL)) == 0) {
asc_dvc->err_code |= ASC_IERR_NO_BUS_TYPE;
}
AscSetChipControl(iop_base, CC_HALT);
@@ -8817,17 +8652,6 @@ static void AscInitAscDvcVar(ASC_DVC_VAR *asc_dvc)
(SEC_ACTIVE_NEGATE | SEC_SLEW_RATE));
}
- asc_dvc->cfg->isa_dma_speed = ASC_DEF_ISA_DMA_SPEED;
-#ifdef CONFIG_ISA
- if ((asc_dvc->bus_type & ASC_IS_ISA) != 0) {
- if (chip_version >= ASC_CHIP_MIN_VER_ISA_PNP) {
- AscSetChipIFC(iop_base, IFC_INIT_DEFAULT);
- asc_dvc->bus_type = ASC_IS_ISAPNP;
- }
- asc_dvc->cfg->isa_dma_channel =
- (uchar)AscGetIsaDmaChannel(iop_base);
- }
-#endif /* CONFIG_ISA */
for (i = 0; i <= ASC_MAX_TID; i++) {
asc_dvc->cur_dvc_qng[i] = 0;
asc_dvc->max_dvc_qng[i] = ASC_MAX_SCSI1_QNG;
@@ -9191,7 +9015,6 @@ static int AscInitFromEEP(ASC_DVC_VAR *asc_dvc)
asc_dvc->cfg->sdtr_enable = eep_config->init_sdtr;
asc_dvc->cfg->disc_enable = eep_config->disc_enable;
asc_dvc->cfg->cmd_qng_enabled = eep_config->use_cmd_qng;
- asc_dvc->cfg->isa_dma_speed = ASC_EEP_GET_DMA_SPD(eep_config);
asc_dvc->start_motor = eep_config->start_motor;
asc_dvc->dvc_cntl = eep_config->cntl;
asc_dvc->no_scam = eep_config->no_scam;
@@ -9364,22 +9187,10 @@ static int AscInitSetConfig(struct pci_dev *pdev, struct Scsi_Host *shost)
}
} else
#endif /* CONFIG_PCI */
- if (asc_dvc->bus_type == ASC_IS_ISAPNP) {
- if (AscGetChipVersion(iop_base, asc_dvc->bus_type)
- == ASC_CHIP_VER_ASYN_BUG) {
- asc_dvc->bug_fix_cntl |= ASC_BUG_FIX_ASYN_USE_SYN;
- }
- }
if (AscSetChipScsiID(iop_base, asc_dvc->cfg->chip_scsi_id) !=
asc_dvc->cfg->chip_scsi_id) {
asc_dvc->err_code |= ASC_IERR_SET_SCSI_ID;
}
-#ifdef CONFIG_ISA
- if (asc_dvc->bus_type & ASC_IS_ISA) {
- AscSetIsaDmaChannel(iop_base, asc_dvc->cfg->isa_dma_channel);
- AscSetIsaDmaSpeed(iop_base, asc_dvc->cfg->isa_dma_speed);
- }
-#endif /* CONFIG_ISA */
asc_dvc->init_state |= ASC_INIT_STATE_END_SET_CFG;
@@ -10791,7 +10602,7 @@ static int AdvInitGetConfig(struct pci_dev *pdev, struct Scsi_Host *shost)
}
#endif
-static struct scsi_host_template advansys_template = {
+static const struct scsi_host_template advansys_template = {
.proc_name = DRV_NAME,
#ifdef CONFIG_PROC_FS
.show_info = advansys_show_info,
@@ -10801,13 +10612,8 @@ static struct scsi_host_template advansys_template = {
.queuecommand = advansys_queuecommand,
.eh_host_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 = true,
+ .sdev_configure = advansys_sdev_configure,
+ .cmd_size = sizeof(struct advansys_cmd),
};
static int advansys_wide_init_chip(struct Scsi_Host *shost)
@@ -10973,29 +10779,21 @@ static int advansys_board_found(struct Scsi_Host *shost, unsigned int iop,
*/
switch (asc_dvc_varp->bus_type) {
#ifdef CONFIG_ISA
- case ASC_IS_ISA:
- shost->unchecked_isa_dma = true;
- share_irq = 0;
- break;
case ASC_IS_VL:
- shost->unchecked_isa_dma = false;
share_irq = 0;
break;
case ASC_IS_EISA:
- shost->unchecked_isa_dma = false;
share_irq = IRQF_SHARED;
break;
#endif /* CONFIG_ISA */
#ifdef CONFIG_PCI
case ASC_IS_PCI:
- shost->unchecked_isa_dma = false;
share_irq = IRQF_SHARED;
break;
#endif /* CONFIG_PCI */
default:
shost_printk(KERN_ERR, shost, "unknown adapter type: "
"%d\n", asc_dvc_varp->bus_type);
- shost->unchecked_isa_dma = false;
share_irq = 0;
break;
}
@@ -11014,7 +10812,6 @@ static int advansys_board_found(struct Scsi_Host *shost, unsigned int iop,
* For Wide boards set PCI information before calling
* AdvInitGetConfig().
*/
- shost->unchecked_isa_dma = false;
share_irq = IRQF_SHARED;
ASC_DBG(2, "AdvInitGetConfig()\n");
@@ -11050,7 +10847,7 @@ static int advansys_board_found(struct Scsi_Host *shost, unsigned int iop,
ep->init_sdtr = asc_dvc_varp->cfg->sdtr_enable;
ep->disc_enable = asc_dvc_varp->cfg->disc_enable;
ep->use_cmd_qng = asc_dvc_varp->cfg->cmd_qng_enabled;
- ASC_EEP_SET_DMA_SPD(ep, asc_dvc_varp->cfg->isa_dma_speed);
+ ASC_EEP_SET_DMA_SPD(ep, ASC_DEF_ISA_DMA_SPEED);
ep->start_motor = asc_dvc_varp->start_motor;
ep->cntl = asc_dvc_varp->dvc_cntl;
ep->no_scam = asc_dvc_varp->no_scam;
@@ -11278,22 +11075,6 @@ static int advansys_board_found(struct Scsi_Host *shost, unsigned int iop,
/* Register DMA Channel for Narrow boards. */
shost->dma_channel = NO_ISA_DMA; /* Default to no ISA DMA. */
-#ifdef CONFIG_ISA
- if (ASC_NARROW_BOARD(boardp)) {
- /* Register DMA channel for ISA bus. */
- if (asc_dvc_varp->bus_type & ASC_IS_ISA) {
- shost->dma_channel = asc_dvc_varp->cfg->isa_dma_channel;
- ret = request_dma(shost->dma_channel, DRV_NAME);
- if (ret) {
- shost_printk(KERN_ERR, shost, "request_dma() "
- "%d failed %d\n",
- shost->dma_channel, ret);
- goto err_unmap;
- }
- AscEnableIsaDma(shost->dma_channel);
- }
- }
-#endif /* CONFIG_ISA */
/* Register IRQ Number. */
ASC_DBG(2, "request_irq(%d, %p)\n", boardp->irq, shost);
@@ -11312,7 +11093,7 @@ static int advansys_board_found(struct Scsi_Host *shost, unsigned int iop,
shost_printk(KERN_ERR, shost, "request_irq(): IRQ 0x%x "
"failed with %d\n", boardp->irq, ret);
}
- goto err_free_dma;
+ goto err_unmap;
}
/*
@@ -11364,11 +11145,6 @@ static int advansys_board_found(struct Scsi_Host *shost, unsigned int iop,
advansys_wide_free_mem(boardp);
err_free_irq:
free_irq(boardp->irq, shost);
- err_free_dma:
-#ifdef CONFIG_ISA
- if (shost->dma_channel != NO_ISA_DMA)
- free_dma(shost->dma_channel);
-#endif
err_unmap:
if (boardp->ioremap_addr)
iounmap(boardp->ioremap_addr);
@@ -11389,12 +11165,7 @@ static int advansys_release(struct Scsi_Host *shost)
ASC_DBG(1, "begin\n");
scsi_remove_host(shost);
free_irq(board->irq, shost);
-#ifdef CONFIG_ISA
- if (shost->dma_channel != NO_ISA_DMA) {
- ASC_DBG(1, "free_dma()\n");
- free_dma(shost->dma_channel);
- }
-#endif
+
if (ASC_NARROW_BOARD(board)) {
dma_unmap_single(board->dev,
board->dvc_var.asc_dvc_var.overrun_dma,
@@ -11416,80 +11187,13 @@ static PortAddr _asc_def_iop_base[ASC_IOADR_TABLE_MAX_IX] = {
0x0210, 0x0230, 0x0250, 0x0330
};
-/*
- * The ISA IRQ number is found in bits 2 and 3 of the CfgLsw. It decodes as:
- * 00: 10
- * 01: 11
- * 10: 12
- * 11: 15
- */
-static unsigned int advansys_isa_irq_no(PortAddr iop_base)
-{
- unsigned short cfg_lsw = AscGetChipCfgLsw(iop_base);
- unsigned int chip_irq = ((cfg_lsw >> 2) & 0x03) + 10;
- if (chip_irq == 13)
- chip_irq = 15;
- return chip_irq;
-}
-
-static int advansys_isa_probe(struct device *dev, unsigned int id)
-{
- int err = -ENODEV;
- PortAddr iop_base = _asc_def_iop_base[id];
- struct Scsi_Host *shost;
- struct asc_board *board;
-
- if (!request_region(iop_base, ASC_IOADR_GAP, DRV_NAME)) {
- ASC_DBG(1, "I/O port 0x%x busy\n", iop_base);
- return -ENODEV;
- }
- ASC_DBG(1, "probing I/O port 0x%x\n", iop_base);
- if (!AscFindSignature(iop_base))
- goto release_region;
- if (!(AscGetChipVersion(iop_base, ASC_IS_ISA) & ASC_CHIP_VER_ISA_BIT))
- goto release_region;
-
- err = -ENOMEM;
- shost = scsi_host_alloc(&advansys_template, sizeof(*board));
- if (!shost)
- goto release_region;
-
- board = shost_priv(shost);
- board->irq = advansys_isa_irq_no(iop_base);
- board->dev = dev;
- board->shost = shost;
-
- err = advansys_board_found(shost, iop_base, ASC_IS_ISA);
- if (err)
- goto free_host;
-
- dev_set_drvdata(dev, shost);
- return 0;
-
- free_host:
- scsi_host_put(shost);
- release_region:
- release_region(iop_base, ASC_IOADR_GAP);
- return err;
-}
-
-static int advansys_isa_remove(struct device *dev, unsigned int id)
+static void advansys_vlb_remove(struct device *dev, unsigned int id)
{
int ioport = _asc_def_iop_base[id];
advansys_release(dev_get_drvdata(dev));
release_region(ioport, ASC_IOADR_GAP);
- return 0;
}
-static struct isa_driver advansys_isa_driver = {
- .probe = advansys_isa_probe,
- .remove = advansys_isa_remove,
- .driver = {
- .owner = THIS_MODULE,
- .name = DRV_NAME,
- },
-};
-
/*
* The VLB IRQ number is found in bits 2 to 4 of the CfgLsw. It decodes as:
* 000: invalid
@@ -11558,7 +11262,7 @@ static int advansys_vlb_probe(struct device *dev, unsigned int id)
static struct isa_driver advansys_vlb_driver = {
.probe = advansys_vlb_probe,
- .remove = advansys_isa_remove,
+ .remove = advansys_vlb_remove,
.driver = {
.owner = THIS_MODULE,
.name = "advansys_vlb",
@@ -11704,7 +11408,7 @@ static struct eisa_driver advansys_eisa_driver = {
};
/* PCI Devices supported by this driver */
-static struct pci_device_id advansys_pci_tbl[] = {
+static const struct pci_device_id advansys_pci_tbl[] = {
{PCI_VENDOR_ID_ASP, PCI_DEVICE_ID_ASP_1200A,
PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
{PCI_VENDOR_ID_ASP, PCI_DEVICE_ID_ASP_ABP940,
@@ -11808,15 +11512,10 @@ static int __init advansys_init(void)
{
int error;
- error = isa_register_driver(&advansys_isa_driver,
- ASC_IOADR_TABLE_MAX_IX);
- if (error)
- goto fail;
-
error = isa_register_driver(&advansys_vlb_driver,
ASC_IOADR_TABLE_MAX_IX);
if (error)
- goto unregister_isa;
+ goto fail;
error = eisa_driver_register(&advansys_eisa_driver);
if (error)
@@ -11832,8 +11531,6 @@ static int __init advansys_init(void)
eisa_driver_unregister(&advansys_eisa_driver);
unregister_vlb:
isa_unregister_driver(&advansys_vlb_driver);
- unregister_isa:
- isa_unregister_driver(&advansys_isa_driver);
fail:
return error;
}
@@ -11843,12 +11540,12 @@ static void __exit advansys_exit(void)
pci_unregister_driver(&advansys_pci_driver);
eisa_driver_unregister(&advansys_eisa_driver);
isa_unregister_driver(&advansys_vlb_driver);
- isa_unregister_driver(&advansys_isa_driver);
}
module_init(advansys_init);
module_exit(advansys_exit);
+MODULE_DESCRIPTION("AdvanSys SCSI Adapter driver");
MODULE_LICENSE("GPL");
MODULE_FIRMWARE("advansys/mcode.bin");
MODULE_FIRMWARE("advansys/3550.bin");
generated by cgit (git 2.34.1) at 2025-12-24 19:36:36 +0000