#include <linux/module.h>
-#include <linux/config.h>
#include <linux/kernel.h>
#include <linux/delay.h>
#include <linux/types.h>
/* The master ring of all esp hosts we are managing in this driver. */
static struct NCR_ESP *espchain;
int nesps = 0, esps_in_use = 0, esps_running = 0;
+EXPORT_SYMBOL(nesps);
+EXPORT_SYMBOL(esps_running);
-irqreturn_t esp_intr(int irq, void *dev_id, struct pt_regs *pregs);
+irqreturn_t esp_intr(int irq, void *dev_id);
/* Debugging routines */
static struct esp_cmdstrings {
/* Eat any bitrot in the chip and we are done... */
trash = esp_read(eregs->esp_intrpt);
}
+EXPORT_SYMBOL(esp_bootup_reset);
/* Allocate structure and insert basic data such as SCSI chip frequency
* data and a pointer to the device
*/
-struct NCR_ESP* esp_allocate(Scsi_Host_Template *tpnt, void *esp_dev)
+struct NCR_ESP* esp_allocate(struct scsi_host_template *tpnt, void *esp_dev,
+ int hotplug)
{
struct NCR_ESP *esp, *elink;
struct Scsi_Host *esp_host;
- esp_host = scsi_register(tpnt, sizeof(struct NCR_ESP));
+ if (hotplug)
+ esp_host = scsi_host_alloc(tpnt, sizeof(struct NCR_ESP));
+ else
+ esp_host = scsi_register(tpnt, sizeof(struct NCR_ESP));
if(!esp_host)
panic("Cannot register ESP SCSI host");
esp = (struct NCR_ESP *) esp_host->hostdata;
panic("Bogon ESP revision");
};
}
+EXPORT_SYMBOL(esp_info);
/* From Wolfgang Stanglmeier's NCR scsi driver. */
struct info_str
*start = buffer;
return esp_host_info(esp, buffer, offset, length);
}
+EXPORT_SYMBOL(esp_proc_info);
static void esp_get_dmabufs(struct NCR_ESP *esp, Scsi_Cmnd *sp)
{
sp->SCp.ptr =
(char *) virt_to_phys(sp->request_buffer);
} else {
- sp->SCp.buffer = (struct scatterlist *) sp->buffer;
+ sp->SCp.buffer = (struct scatterlist *) sp->request_buffer;
sp->SCp.buffers_residual = sp->use_sg - 1;
sp->SCp.this_residual = sp->SCp.buffer->length;
if (esp->dma_mmu_get_scsi_sgl)
static void esp_restore_pointers(struct NCR_ESP *esp, Scsi_Cmnd *sp)
{
- struct esp_pointers *ep = &esp->data_pointers[sp->device->id];
+ struct esp_pointers *ep = &esp->data_pointers[scmd_id(sp)];
sp->SCp.ptr = ep->saved_ptr;
sp->SCp.buffer = ep->saved_buffer;
static void esp_save_pointers(struct NCR_ESP *esp, Scsi_Cmnd *sp)
{
- struct esp_pointers *ep = &esp->data_pointers[sp->device->id];
+ struct esp_pointers *ep = &esp->data_pointers[scmd_id(sp)];
ep->saved_ptr = sp->SCp.ptr;
ep->saved_buffer = sp->SCp.buffer;
struct ESP_regs *eregs = esp->eregs;
struct esp_device *esp_dev;
Scsi_Cmnd *SCptr;
- Scsi_Device *SDptr;
+ struct scsi_device *SDptr;
volatile unchar *cmdp = esp->esp_command;
unsigned char the_esp_command;
int lun, target;
this->host_scribble = NULL;
esp_release_dmabufs(esp, this);
this->result = DID_ABORT << 16;
- this->done(this);
+ this->scsi_done(this);
if(don)
esp->dma_ints_on(esp);
return SUCCESS;
static inline void esp_connect(struct NCR_ESP *esp, struct ESP_regs *eregs,
Scsi_Cmnd *sp)
{
- Scsi_Device *dp = sp->device;
+ struct scsi_device *dp = sp->device;
struct esp_device *esp_dev = dp->hostdata;
if(esp->prev_soff != esp_dev->sync_max_offset ||
esp->prev_stp != esp_dev->sync_min_period ||
(esp->erev > esp100a &&
- esp->prev_cfg3 != esp->config3[sp->device->id])) {
+ esp->prev_cfg3 != esp->config3[scmd_id(sp)])) {
esp->prev_soff = esp_dev->sync_max_offset;
esp_write(eregs->esp_soff, esp->prev_soff);
esp->prev_stp = esp_dev->sync_min_period;
esp_write(eregs->esp_stp, esp->prev_stp);
if(esp->erev > esp100a) {
- esp->prev_cfg3 = esp->config3[sp->device->id];
+ esp->prev_cfg3 = esp->config3[scmd_id(sp)];
esp_write(eregs->esp_cfg3, esp->prev_cfg3);
}
}
*/
int oldphase, i = 0; /* or where we left off last time ?? esp->current_data ?? */
int fifocnt = 0;
+ unsigned char *p = phys_to_virt((unsigned long)SCptr->SCp.ptr);
oldphase = esp_read(eregs->esp_status) & ESP_STAT_PMASK;
/* read fifo */
for(j=0;j<fifocnt;j++)
- SCptr->SCp.ptr[i++] = esp_read(eregs->esp_fdata);
+ p[i++] = esp_read(eregs->esp_fdata);
ESPDATA(("(%d) ", i));
/* fill fifo */
for(j=0;j<this_count;j++)
- esp_write(eregs->esp_fdata, SCptr->SCp.ptr[i++]);
+ esp_write(eregs->esp_fdata, p[i++]);
/* how many left if this goes out ?? */
hmuch -= this_count;
*/
static int esp_should_clear_sync(Scsi_Cmnd *sp)
{
- unchar cmd1 = sp->cmnd[0];
- unchar cmd2 = sp->data_cmnd[0];
+ unchar cmd = sp->cmnd[0];
/* These cases are for spinning up a disk and
* waiting for that spinup to complete.
*/
- if(cmd1 == START_STOP ||
- cmd2 == START_STOP)
+ if(cmd == START_STOP)
return 0;
- if(cmd1 == TEST_UNIT_READY ||
- cmd2 == TEST_UNIT_READY)
+ if(cmd == TEST_UNIT_READY)
return 0;
/* One more special case for SCSI tape drives,
* this is what is used to probe the device for
* completion of a rewind or tape load operation.
*/
- if(sp->device->type == TYPE_TAPE) {
- if(cmd1 == MODE_SENSE ||
- cmd2 == MODE_SENSE)
- return 0;
- }
+ if(sp->device->type == TYPE_TAPE && cmd == MODE_SENSE)
+ return 0;
return 1;
}
if(SCptr->SCp.Status != GOOD &&
SCptr->SCp.Status != CONDITION_GOOD &&
- ((1<<SCptr->device->id) & esp->targets_present) &&
+ ((1<<scmd_id(SCptr)) & esp->targets_present) &&
esp_dev->sync && esp_dev->sync_max_offset) {
/* SCSI standard says that the synchronous capabilities
* should be renegotiated at this point. Most likely
*/
if(esp->ireg == (ESP_INTR_FDONE | ESP_INTR_BSERV)) {
/* target speaks... */
- esp->targets_present |= (1<<SCptr->device->id);
+ esp->targets_present |= (1<<scmd_id(SCptr));
/* What if the target ignores the sdtr? */
if(esp->snip)
ESPSDTR(("soff=%2x stp=%2x cfg3=%2x\n",
esp_dev->sync_max_offset,
esp_dev->sync_min_period,
- esp->config3[SCptr->device->id]));
+ esp->config3[scmd_id(SCptr)]));
esp->snip = 0;
} else if(esp_dev->sync_max_offset) {
if(esp->dma_irq_exit)
esp->dma_irq_exit(esp);
}
+EXPORT_SYMBOL(esp_handle);
#ifndef CONFIG_SMP
-irqreturn_t esp_intr(int irq, void *dev_id, struct pt_regs *pregs)
+irqreturn_t esp_intr(int irq, void *dev_id)
{
struct NCR_ESP *esp;
unsigned long flags;
}
#else
/* For SMP we only service one ESP on the list list at our IRQ level! */
-irqreturn_t esp_intr(int irq, void *dev_id, struct pt_regs *pregs)
+irqreturn_t esp_intr(int irq, void *dev_id)
{
struct NCR_ESP *esp;
unsigned long flags;
}
#endif
-int esp_slave_alloc(Scsi_Device *SDptr)
+int esp_slave_alloc(struct scsi_device *SDptr)
{
struct esp_device *esp_dev =
- kmalloc(sizeof(struct esp_device), GFP_ATOMIC);
+ kzalloc(sizeof(struct esp_device), GFP_ATOMIC);
if (!esp_dev)
return -ENOMEM;
- memset(esp_dev, 0, sizeof(struct esp_device));
SDptr->hostdata = esp_dev;
return 0;
}
-void esp_slave_destroy(Scsi_Device *SDptr)
+void esp_slave_destroy(struct scsi_device *SDptr)
{
struct NCR_ESP *esp = (struct NCR_ESP *) SDptr->host->hostdata;
- esp->targets_present &= ~(1 << SDptr->id);
+ esp->targets_present &= ~(1 << sdev_id(SDptr));
kfree(SDptr->hostdata);
SDptr->hostdata = NULL;
}
esps_in_use--;
esps_running = esps_in_use;
}
+EXPORT_SYMBOL(esp_release);
#endif
EXPORT_SYMBOL(esp_abort);
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff