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path: root/drivers/scsi/gdth_proc.c
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Diffstat (limited to 'drivers/scsi/gdth_proc.c')
-rw-r--r--drivers/scsi/gdth_proc.c133
1 files changed, 43 insertions, 90 deletions
diff --git a/drivers/scsi/gdth_proc.c b/drivers/scsi/gdth_proc.c
index 32982eb75c84..de5773443c62 100644
--- a/drivers/scsi/gdth_proc.c
+++ b/drivers/scsi/gdth_proc.c
@@ -4,62 +4,32 @@
#include <linux/completion.h>
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0)
int gdth_proc_info(struct Scsi_Host *host, char *buffer,char **start,off_t offset,int length,
int inout)
{
- int hanum,busnum;
+ gdth_ha_str *ha = shost_priv(host);
TRACE2(("gdth_proc_info() length %d offs %d inout %d\n",
length,(int)offset,inout));
- hanum = NUMDATA(host)->hanum;
- busnum= NUMDATA(host)->busnum;
-
- if (inout)
- return(gdth_set_info(buffer,length,host,hanum,busnum));
- else
- return(gdth_get_info(buffer,start,offset,length,host,hanum,busnum));
-}
-#else
-int gdth_proc_info(char *buffer,char **start,off_t offset,int length,int hostno,
- int inout)
-{
- int hanum,busnum,i;
-
- TRACE2(("gdth_proc_info() length %d offs %d inout %d\n",
- length,(int)offset,inout));
-
- for (i = 0; i < gdth_ctr_vcount; ++i) {
- if (gdth_ctr_vtab[i]->host_no == hostno)
- break;
- }
- if (i == gdth_ctr_vcount)
- return(-EINVAL);
-
- hanum = NUMDATA(gdth_ctr_vtab[i])->hanum;
- busnum= NUMDATA(gdth_ctr_vtab[i])->busnum;
-
if (inout)
- return(gdth_set_info(buffer,length,gdth_ctr_vtab[i],hanum,busnum));
+ return(gdth_set_info(buffer,length,host,ha));
else
- return(gdth_get_info(buffer,start,offset,length,
- gdth_ctr_vtab[i],hanum,busnum));
+ return(gdth_get_info(buffer,start,offset,length,host,ha));
}
-#endif
static int gdth_set_info(char *buffer,int length,struct Scsi_Host *host,
- int hanum,int busnum)
+ gdth_ha_str *ha)
{
int ret_val = -EINVAL;
- TRACE2(("gdth_set_info() ha %d bus %d\n",hanum,busnum));
+ TRACE2(("gdth_set_info() ha %d\n",ha->hanum,));
if (length >= 4) {
if (strncmp(buffer,"gdth",4) == 0) {
buffer += 5;
length -= 5;
- ret_val = gdth_set_asc_info(host, buffer, length, hanum);
+ ret_val = gdth_set_asc_info(host, buffer, length, ha);
}
}
@@ -67,11 +37,10 @@ static int gdth_set_info(char *buffer,int length,struct Scsi_Host *host,
}
static int gdth_set_asc_info(struct Scsi_Host *host, char *buffer,
- int length,int hanum)
+ int length, gdth_ha_str *ha)
{
int orig_length, drive, wb_mode;
int i, found;
- gdth_ha_str *ha;
gdth_cmd_str gdtcmd;
gdth_cpar_str *pcpar;
ulong64 paddr;
@@ -80,8 +49,7 @@ static int gdth_set_asc_info(struct Scsi_Host *host, char *buffer,
memset(cmnd, 0xff, 12);
memset(&gdtcmd, 0, sizeof(gdth_cmd_str));
- TRACE2(("gdth_set_asc_info() ha %d\n",hanum));
- ha = HADATA(gdth_ctr_tab[hanum]);
+ TRACE2(("gdth_set_asc_info() ha %d\n",ha->hanum));
orig_length = length + 5;
drive = -1;
wb_mode = 0;
@@ -157,7 +125,7 @@ static int gdth_set_asc_info(struct Scsi_Host *host, char *buffer,
}
if (wb_mode) {
- if (!gdth_ioctl_alloc(hanum, sizeof(gdth_cpar_str), TRUE, &paddr))
+ if (!gdth_ioctl_alloc(ha, sizeof(gdth_cpar_str), TRUE, &paddr))
return(-EBUSY);
pcpar = (gdth_cpar_str *)ha->pscratch;
memcpy( pcpar, &ha->cpar, sizeof(gdth_cpar_str) );
@@ -171,7 +139,7 @@ static int gdth_set_asc_info(struct Scsi_Host *host, char *buffer,
gdth_execute(host, &gdtcmd, cmnd, 30, NULL);
- gdth_ioctl_free(hanum, GDTH_SCRATCH, ha->pscratch, paddr);
+ gdth_ioctl_free(ha, GDTH_SCRATCH, ha->pscratch, paddr);
printk("Done.\n");
return(orig_length);
}
@@ -181,11 +149,10 @@ static int gdth_set_asc_info(struct Scsi_Host *host, char *buffer,
}
static int gdth_get_info(char *buffer,char **start,off_t offset,int length,
- struct Scsi_Host *host,int hanum,int busnum)
+ struct Scsi_Host *host, gdth_ha_str *ha)
{
int size = 0,len = 0;
off_t begin = 0,pos = 0;
- gdth_ha_str *ha;
int id, i, j, k, sec, flag;
int no_mdrv = 0, drv_no, is_mirr;
ulong32 cnt;
@@ -214,8 +181,7 @@ static int gdth_get_info(char *buffer,char **start,off_t offset,int length,
memset(cmnd, 0xff, 12);
memset(gdtcmd, 0, sizeof(gdth_cmd_str));
- TRACE2(("gdth_get_info() ha %d bus %d\n",hanum,busnum));
- ha = HADATA(gdth_ctr_tab[hanum]);
+ TRACE2(("gdth_get_info() ha %d\n",ha->hanum));
/* request is i.e. "cat /proc/scsi/gdth/0" */
@@ -245,13 +211,10 @@ static int gdth_get_info(char *buffer,char **start,off_t offset,int length,
/* controller information */
size = sprintf(buffer+len,"\nDisk Array Controller Information:\n");
len += size; pos = begin + len;
- if (virt_ctr)
- sprintf(hrec, "%s (Bus %d)", ha->binfo.type_string, busnum);
- else
- strcpy(hrec, ha->binfo.type_string);
+ strcpy(hrec, ha->binfo.type_string);
size = sprintf(buffer+len,
" Number: \t%d \tName: \t%s\n",
- hanum, hrec);
+ ha->hanum, hrec);
len += size; pos = begin + len;
if (ha->more_proc)
@@ -301,7 +264,7 @@ static int gdth_get_info(char *buffer,char **start,off_t offset,int length,
len += size; pos = begin + len;
flag = FALSE;
- buf = gdth_ioctl_alloc(hanum, GDTH_SCRATCH, FALSE, &paddr);
+ buf = gdth_ioctl_alloc(ha, GDTH_SCRATCH, FALSE, &paddr);
if (!buf)
goto stop_output;
for (i = 0; i < ha->bus_cnt; ++i) {
@@ -404,7 +367,7 @@ static int gdth_get_info(char *buffer,char **start,off_t offset,int length,
goto stop_output;
}
}
- gdth_ioctl_free(hanum, GDTH_SCRATCH, buf, paddr);
+ gdth_ioctl_free(ha, GDTH_SCRATCH, buf, paddr);
if (!flag) {
size = sprintf(buffer+len, "\n --\n");
@@ -416,7 +379,7 @@ static int gdth_get_info(char *buffer,char **start,off_t offset,int length,
len += size; pos = begin + len;
flag = FALSE;
- buf = gdth_ioctl_alloc(hanum, GDTH_SCRATCH, FALSE, &paddr);
+ buf = gdth_ioctl_alloc(ha, GDTH_SCRATCH, FALSE, &paddr);
if (!buf)
goto stop_output;
for (i = 0; i < MAX_LDRIVES; ++i) {
@@ -510,7 +473,7 @@ static int gdth_get_info(char *buffer,char **start,off_t offset,int length,
if (pos > offset + length)
goto stop_output;
}
- gdth_ioctl_free(hanum, GDTH_SCRATCH, buf, paddr);
+ gdth_ioctl_free(ha, GDTH_SCRATCH, buf, paddr);
if (!flag) {
size = sprintf(buffer+len, "\n --\n");
@@ -522,7 +485,7 @@ static int gdth_get_info(char *buffer,char **start,off_t offset,int length,
len += size; pos = begin + len;
flag = FALSE;
- buf = gdth_ioctl_alloc(hanum, GDTH_SCRATCH, FALSE, &paddr);
+ buf = gdth_ioctl_alloc(ha, GDTH_SCRATCH, FALSE, &paddr);
if (!buf)
goto stop_output;
for (i = 0; i < MAX_LDRIVES; ++i) {
@@ -581,7 +544,7 @@ static int gdth_get_info(char *buffer,char **start,off_t offset,int length,
goto stop_output;
}
}
- gdth_ioctl_free(hanum, GDTH_SCRATCH, buf, paddr);
+ gdth_ioctl_free(ha, GDTH_SCRATCH, buf, paddr);
if (!flag) {
size = sprintf(buffer+len, "\n --\n");
@@ -593,7 +556,7 @@ static int gdth_get_info(char *buffer,char **start,off_t offset,int length,
len += size; pos = begin + len;
flag = FALSE;
- buf = gdth_ioctl_alloc(hanum, sizeof(gdth_hget_str), FALSE, &paddr);
+ buf = gdth_ioctl_alloc(ha, sizeof(gdth_hget_str), FALSE, &paddr);
if (!buf)
goto stop_output;
for (i = 0; i < MAX_LDRIVES; ++i) {
@@ -626,7 +589,7 @@ static int gdth_get_info(char *buffer,char **start,off_t offset,int length,
}
}
}
- gdth_ioctl_free(hanum, sizeof(gdth_hget_str), buf, paddr);
+ gdth_ioctl_free(ha, sizeof(gdth_hget_str), buf, paddr);
for (i = 0; i < MAX_HDRIVES; ++i) {
if (!(ha->hdr[i].present))
@@ -664,7 +627,7 @@ static int gdth_get_info(char *buffer,char **start,off_t offset,int length,
id = gdth_read_event(ha, id, estr);
if (estr->event_source == 0)
break;
- if (estr->event_data.eu.driver.ionode == hanum &&
+ if (estr->event_data.eu.driver.ionode == ha->hanum &&
estr->event_source == ES_ASYNC) {
gdth_log_event(&estr->event_data, hrec);
do_gettimeofday(&tv);
@@ -699,17 +662,15 @@ free_fail:
return rc;
}
-static char *gdth_ioctl_alloc(int hanum, int size, int scratch,
+static char *gdth_ioctl_alloc(gdth_ha_str *ha, int size, int scratch,
ulong64 *paddr)
{
- gdth_ha_str *ha;
ulong flags;
char *ret_val;
if (size == 0)
return NULL;
- ha = HADATA(gdth_ctr_tab[hanum]);
spin_lock_irqsave(&ha->smp_lock, flags);
if (!ha->scratch_busy && size <= GDTH_SCRATCH) {
@@ -729,12 +690,10 @@ static char *gdth_ioctl_alloc(int hanum, int size, int scratch,
return ret_val;
}
-static void gdth_ioctl_free(int hanum, int size, char *buf, ulong64 paddr)
+static void gdth_ioctl_free(gdth_ha_str *ha, int size, char *buf, ulong64 paddr)
{
- gdth_ha_str *ha;
ulong flags;
- ha = HADATA(gdth_ctr_tab[hanum]);
spin_lock_irqsave(&ha->smp_lock, flags);
if (buf == ha->pscratch) {
@@ -747,13 +706,11 @@ static void gdth_ioctl_free(int hanum, int size, char *buf, ulong64 paddr)
}
#ifdef GDTH_IOCTL_PROC
-static int gdth_ioctl_check_bin(int hanum, ushort size)
+static int gdth_ioctl_check_bin(gdth_ha_str *ha, ushort size)
{
- gdth_ha_str *ha;
ulong flags;
int ret_val;
- ha = HADATA(gdth_ctr_tab[hanum]);
spin_lock_irqsave(&ha->smp_lock, flags);
ret_val = FALSE;
@@ -766,27 +723,27 @@ static int gdth_ioctl_check_bin(int hanum, ushort size)
}
#endif
-static void gdth_wait_completion(int hanum, int busnum, int id)
+static void gdth_wait_completion(gdth_ha_str *ha, int busnum, int id)
{
- gdth_ha_str *ha;
ulong flags;
int i;
Scsi_Cmnd *scp;
+ struct gdth_cmndinfo *cmndinfo;
unchar b, t;
- ha = HADATA(gdth_ctr_tab[hanum]);
spin_lock_irqsave(&ha->smp_lock, flags);
for (i = 0; i < GDTH_MAXCMDS; ++i) {
scp = ha->cmd_tab[i].cmnd;
+ cmndinfo = gdth_cmnd_priv(scp);
- b = virt_ctr ? NUMDATA(scp->device->host)->busnum : scp->device->channel;
+ b = scp->device->channel;
t = scp->device->id;
if (!SPECIAL_SCP(scp) && t == (unchar)id &&
b == (unchar)busnum) {
- scp->SCp.have_data_in = 0;
+ cmndinfo->wait_for_completion = 0;
spin_unlock_irqrestore(&ha->smp_lock, flags);
- while (!scp->SCp.have_data_in)
+ while (!cmndinfo->wait_for_completion)
barrier();
spin_lock_irqsave(&ha->smp_lock, flags);
}
@@ -794,55 +751,51 @@ static void gdth_wait_completion(int hanum, int busnum, int id)
spin_unlock_irqrestore(&ha->smp_lock, flags);
}
-static void gdth_stop_timeout(int hanum, int busnum, int id)
+static void gdth_stop_timeout(gdth_ha_str *ha, int busnum, int id)
{
- gdth_ha_str *ha;
ulong flags;
Scsi_Cmnd *scp;
unchar b, t;
- ha = HADATA(gdth_ctr_tab[hanum]);
spin_lock_irqsave(&ha->smp_lock, flags);
for (scp = ha->req_first; scp; scp = (Scsi_Cmnd *)scp->SCp.ptr) {
- if (scp->done != gdth_scsi_done) {
- b = virt_ctr ?
- NUMDATA(scp->device->host)->busnum : scp->device->channel;
+ struct gdth_cmndinfo *cmndinfo = gdth_cmnd_priv(scp);
+ if (!cmndinfo->internal_command) {
+ b = scp->device->channel;
t = scp->device->id;
if (t == (unchar)id && b == (unchar)busnum) {
TRACE2(("gdth_stop_timeout(): update_timeout()\n"));
- scp->SCp.buffers_residual = gdth_update_timeout(hanum, scp, 0);
+ cmndinfo->timeout = gdth_update_timeout(scp, 0);
}
}
}
spin_unlock_irqrestore(&ha->smp_lock, flags);
}
-static void gdth_start_timeout(int hanum, int busnum, int id)
+static void gdth_start_timeout(gdth_ha_str *ha, int busnum, int id)
{
- gdth_ha_str *ha;
ulong flags;
Scsi_Cmnd *scp;
unchar b, t;
- ha = HADATA(gdth_ctr_tab[hanum]);
spin_lock_irqsave(&ha->smp_lock, flags);
for (scp = ha->req_first; scp; scp = (Scsi_Cmnd *)scp->SCp.ptr) {
- if (scp->done != gdth_scsi_done) {
- b = virt_ctr ?
- NUMDATA(scp->device->host)->busnum : scp->device->channel;
+ struct gdth_cmndinfo *cmndinfo = gdth_cmnd_priv(scp);
+ if (!cmndinfo->internal_command) {
+ b = scp->device->channel;
t = scp->device->id;
if (t == (unchar)id && b == (unchar)busnum) {
TRACE2(("gdth_start_timeout(): update_timeout()\n"));
- gdth_update_timeout(hanum, scp, scp->SCp.buffers_residual);
+ gdth_update_timeout(scp, cmndinfo->timeout);
}
}
}
spin_unlock_irqrestore(&ha->smp_lock, flags);
}
-static int gdth_update_timeout(int hanum, Scsi_Cmnd *scp, int timeout)
+static int gdth_update_timeout(Scsi_Cmnd *scp, int timeout)
{
int oldto;
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-27 09:56:32 +0100