1fe6dbf4d0
converted using this script.. perl -p -i -e 's|ulong32|u32|g' drivers/scsi/gdth* perl -p -i -e 's|ulong64|u64|g' drivers/scsi/gdth* perl -p -i -e 's|ushort|u16|g' drivers/scsi/gdth* perl -p -i -e 's|unchar|u8|g' drivers/scsi/gdth* perl -p -i -e 's|ulong|unsigned long|g' drivers/scsi/gdth* perl -p -i -e 's|PACKED|__attribute__((packed))|g' drivers/scsi/gdth* sha1sum of the generated code was identical before and after. Signed-off-by: Dave Jones <davej@redhat.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
751 lines
26 KiB
C
751 lines
26 KiB
C
/* gdth_proc.c
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* $Id: gdth_proc.c,v 1.43 2006/01/11 16:15:00 achim Exp $
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*/
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#include <linux/completion.h>
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int gdth_proc_info(struct Scsi_Host *host, char *buffer,char **start,off_t offset,int length,
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int inout)
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{
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gdth_ha_str *ha = shost_priv(host);
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TRACE2(("gdth_proc_info() length %d offs %d inout %d\n",
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length,(int)offset,inout));
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if (inout)
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return(gdth_set_info(buffer,length,host,ha));
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else
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return(gdth_get_info(buffer,start,offset,length,host,ha));
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}
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static int gdth_set_info(char *buffer,int length,struct Scsi_Host *host,
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gdth_ha_str *ha)
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{
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int ret_val = -EINVAL;
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TRACE2(("gdth_set_info() ha %d\n",ha->hanum,));
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if (length >= 4) {
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if (strncmp(buffer,"gdth",4) == 0) {
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buffer += 5;
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length -= 5;
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ret_val = gdth_set_asc_info(host, buffer, length, ha);
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}
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}
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return ret_val;
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}
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static int gdth_set_asc_info(struct Scsi_Host *host, char *buffer,
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int length, gdth_ha_str *ha)
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{
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int orig_length, drive, wb_mode;
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int i, found;
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gdth_cmd_str gdtcmd;
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gdth_cpar_str *pcpar;
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u64 paddr;
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char cmnd[MAX_COMMAND_SIZE];
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memset(cmnd, 0xff, 12);
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memset(&gdtcmd, 0, sizeof(gdth_cmd_str));
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TRACE2(("gdth_set_asc_info() ha %d\n",ha->hanum));
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orig_length = length + 5;
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drive = -1;
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wb_mode = 0;
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found = FALSE;
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if (length >= 5 && strncmp(buffer,"flush",5)==0) {
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buffer += 6;
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length -= 6;
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if (length && *buffer>='0' && *buffer<='9') {
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drive = (int)(*buffer-'0');
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++buffer; --length;
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if (length && *buffer>='0' && *buffer<='9') {
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drive = drive*10 + (int)(*buffer-'0');
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++buffer; --length;
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}
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printk("GDT: Flushing host drive %d .. ",drive);
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} else {
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printk("GDT: Flushing all host drives .. ");
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}
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for (i = 0; i < MAX_HDRIVES; ++i) {
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if (ha->hdr[i].present) {
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if (drive != -1 && i != drive)
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continue;
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found = TRUE;
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gdtcmd.Service = CACHESERVICE;
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gdtcmd.OpCode = GDT_FLUSH;
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if (ha->cache_feat & GDT_64BIT) {
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gdtcmd.u.cache64.DeviceNo = i;
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gdtcmd.u.cache64.BlockNo = 1;
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} else {
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gdtcmd.u.cache.DeviceNo = i;
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gdtcmd.u.cache.BlockNo = 1;
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}
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gdth_execute(host, &gdtcmd, cmnd, 30, NULL);
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}
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}
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if (!found)
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printk("\nNo host drive found !\n");
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else
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printk("Done.\n");
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return(orig_length);
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}
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if (length >= 7 && strncmp(buffer,"wbp_off",7)==0) {
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buffer += 8;
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length -= 8;
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printk("GDT: Disabling write back permanently .. ");
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wb_mode = 1;
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} else if (length >= 6 && strncmp(buffer,"wbp_on",6)==0) {
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buffer += 7;
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length -= 7;
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printk("GDT: Enabling write back permanently .. ");
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wb_mode = 2;
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} else if (length >= 6 && strncmp(buffer,"wb_off",6)==0) {
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buffer += 7;
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length -= 7;
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printk("GDT: Disabling write back commands .. ");
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if (ha->cache_feat & GDT_WR_THROUGH) {
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gdth_write_through = TRUE;
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printk("Done.\n");
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} else {
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printk("Not supported !\n");
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}
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return(orig_length);
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} else if (length >= 5 && strncmp(buffer,"wb_on",5)==0) {
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buffer += 6;
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length -= 6;
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printk("GDT: Enabling write back commands .. ");
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gdth_write_through = FALSE;
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printk("Done.\n");
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return(orig_length);
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}
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if (wb_mode) {
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if (!gdth_ioctl_alloc(ha, sizeof(gdth_cpar_str), TRUE, &paddr))
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return(-EBUSY);
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pcpar = (gdth_cpar_str *)ha->pscratch;
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memcpy( pcpar, &ha->cpar, sizeof(gdth_cpar_str) );
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gdtcmd.Service = CACHESERVICE;
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gdtcmd.OpCode = GDT_IOCTL;
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gdtcmd.u.ioctl.p_param = paddr;
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gdtcmd.u.ioctl.param_size = sizeof(gdth_cpar_str);
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gdtcmd.u.ioctl.subfunc = CACHE_CONFIG;
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gdtcmd.u.ioctl.channel = INVALID_CHANNEL;
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pcpar->write_back = wb_mode==1 ? 0:1;
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gdth_execute(host, &gdtcmd, cmnd, 30, NULL);
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gdth_ioctl_free(ha, GDTH_SCRATCH, ha->pscratch, paddr);
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printk("Done.\n");
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return(orig_length);
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}
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printk("GDT: Unknown command: %s Length: %d\n",buffer,length);
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return(-EINVAL);
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}
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static int gdth_get_info(char *buffer,char **start,off_t offset,int length,
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struct Scsi_Host *host, gdth_ha_str *ha)
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{
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int size = 0,len = 0;
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int hlen;
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off_t begin = 0,pos = 0;
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int id, i, j, k, sec, flag;
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int no_mdrv = 0, drv_no, is_mirr;
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u32 cnt;
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u64 paddr;
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int rc = -ENOMEM;
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gdth_cmd_str *gdtcmd;
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gdth_evt_str *estr;
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char hrec[161];
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struct timeval tv;
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char *buf;
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gdth_dskstat_str *pds;
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gdth_diskinfo_str *pdi;
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gdth_arrayinf_str *pai;
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gdth_defcnt_str *pdef;
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gdth_cdrinfo_str *pcdi;
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gdth_hget_str *phg;
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char cmnd[MAX_COMMAND_SIZE];
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gdtcmd = kmalloc(sizeof(*gdtcmd), GFP_KERNEL);
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estr = kmalloc(sizeof(*estr), GFP_KERNEL);
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if (!gdtcmd || !estr)
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goto free_fail;
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memset(cmnd, 0xff, 12);
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memset(gdtcmd, 0, sizeof(gdth_cmd_str));
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TRACE2(("gdth_get_info() ha %d\n",ha->hanum));
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/* request is i.e. "cat /proc/scsi/gdth/0" */
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/* format: %-15s\t%-10s\t%-15s\t%s */
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/* driver parameters */
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size = sprintf(buffer+len,"Driver Parameters:\n");
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len += size; pos = begin + len;
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if (reserve_list[0] == 0xff)
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strcpy(hrec, "--");
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else {
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hlen = sprintf(hrec, "%d", reserve_list[0]);
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for (i = 1; i < MAX_RES_ARGS; i++) {
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if (reserve_list[i] == 0xff)
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break;
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hlen += snprintf(hrec + hlen , 161 - hlen, ",%d", reserve_list[i]);
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}
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}
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size = sprintf(buffer+len,
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" reserve_mode: \t%d \treserve_list: \t%s\n",
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reserve_mode, hrec);
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len += size; pos = begin + len;
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size = sprintf(buffer+len,
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" max_ids: \t%-3d \thdr_channel: \t%d\n",
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max_ids, hdr_channel);
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len += size; pos = begin + len;
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/* controller information */
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size = sprintf(buffer+len,"\nDisk Array Controller Information:\n");
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len += size; pos = begin + len;
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strcpy(hrec, ha->binfo.type_string);
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size = sprintf(buffer+len,
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" Number: \t%d \tName: \t%s\n",
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ha->hanum, hrec);
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len += size; pos = begin + len;
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if (ha->more_proc)
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sprintf(hrec, "%d.%02d.%02d-%c%03X",
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(u8)(ha->binfo.upd_fw_ver>>24),
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(u8)(ha->binfo.upd_fw_ver>>16),
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(u8)(ha->binfo.upd_fw_ver),
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ha->bfeat.raid ? 'R':'N',
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ha->binfo.upd_revision);
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else
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sprintf(hrec, "%d.%02d", (u8)(ha->cpar.version>>8),
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(u8)(ha->cpar.version));
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size = sprintf(buffer+len,
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" Driver Ver.: \t%-10s\tFirmware Ver.: \t%s\n",
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GDTH_VERSION_STR, hrec);
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len += size; pos = begin + len;
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if (ha->more_proc) {
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/* more information: 1. about controller */
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size = sprintf(buffer+len,
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" Serial No.: \t0x%8X\tCache RAM size:\t%d KB\n",
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ha->binfo.ser_no, ha->binfo.memsize / 1024);
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len += size; pos = begin + len;
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}
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#ifdef GDTH_DMA_STATISTICS
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/* controller statistics */
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size = sprintf(buffer+len,"\nController Statistics:\n");
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len += size; pos = begin + len;
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size = sprintf(buffer+len,
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" 32-bit DMA buffer:\t%lu\t64-bit DMA buffer:\t%lu\n",
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ha->dma32_cnt, ha->dma64_cnt);
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len += size; pos = begin + len;
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#endif
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if (pos < offset) {
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len = 0;
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begin = pos;
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}
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if (pos > offset + length)
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goto stop_output;
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if (ha->more_proc) {
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/* more information: 2. about physical devices */
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size = sprintf(buffer+len,"\nPhysical Devices:");
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len += size; pos = begin + len;
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flag = FALSE;
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buf = gdth_ioctl_alloc(ha, GDTH_SCRATCH, FALSE, &paddr);
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if (!buf)
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goto stop_output;
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for (i = 0; i < ha->bus_cnt; ++i) {
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/* 2.a statistics (and retries/reassigns) */
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TRACE2(("pdr_statistics() chn %d\n",i));
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pds = (gdth_dskstat_str *)(buf + GDTH_SCRATCH/4);
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gdtcmd->Service = CACHESERVICE;
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gdtcmd->OpCode = GDT_IOCTL;
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gdtcmd->u.ioctl.p_param = paddr + GDTH_SCRATCH/4;
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gdtcmd->u.ioctl.param_size = 3*GDTH_SCRATCH/4;
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gdtcmd->u.ioctl.subfunc = DSK_STATISTICS | L_CTRL_PATTERN;
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gdtcmd->u.ioctl.channel = ha->raw[i].address | INVALID_CHANNEL;
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pds->bid = ha->raw[i].local_no;
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pds->first = 0;
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pds->entries = ha->raw[i].pdev_cnt;
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cnt = (3*GDTH_SCRATCH/4 - 5 * sizeof(u32)) /
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sizeof(pds->list[0]);
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if (pds->entries > cnt)
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pds->entries = cnt;
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if (gdth_execute(host, gdtcmd, cmnd, 30, NULL) != S_OK)
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pds->count = 0;
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/* other IOCTLs must fit into area GDTH_SCRATCH/4 */
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for (j = 0; j < ha->raw[i].pdev_cnt; ++j) {
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/* 2.b drive info */
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TRACE2(("scsi_drv_info() chn %d dev %d\n",
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i, ha->raw[i].id_list[j]));
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pdi = (gdth_diskinfo_str *)buf;
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gdtcmd->Service = CACHESERVICE;
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gdtcmd->OpCode = GDT_IOCTL;
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gdtcmd->u.ioctl.p_param = paddr;
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gdtcmd->u.ioctl.param_size = sizeof(gdth_diskinfo_str);
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gdtcmd->u.ioctl.subfunc = SCSI_DR_INFO | L_CTRL_PATTERN;
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gdtcmd->u.ioctl.channel =
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ha->raw[i].address | ha->raw[i].id_list[j];
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if (gdth_execute(host, gdtcmd, cmnd, 30, NULL) == S_OK) {
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strncpy(hrec,pdi->vendor,8);
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strncpy(hrec+8,pdi->product,16);
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strncpy(hrec+24,pdi->revision,4);
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hrec[28] = 0;
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size = sprintf(buffer+len,
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"\n Chn/ID/LUN: \t%c/%02d/%d \tName: \t%s\n",
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'A'+i,pdi->target_id,pdi->lun,hrec);
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len += size; pos = begin + len;
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flag = TRUE;
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pdi->no_ldrive &= 0xffff;
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if (pdi->no_ldrive == 0xffff)
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strcpy(hrec,"--");
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else
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sprintf(hrec,"%d",pdi->no_ldrive);
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size = sprintf(buffer+len,
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" Capacity [MB]:\t%-6d \tTo Log. Drive: \t%s\n",
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pdi->blkcnt/(1024*1024/pdi->blksize),
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hrec);
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len += size; pos = begin + len;
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} else {
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pdi->devtype = 0xff;
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}
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if (pdi->devtype == 0) {
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/* search retries/reassigns */
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for (k = 0; k < pds->count; ++k) {
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if (pds->list[k].tid == pdi->target_id &&
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pds->list[k].lun == pdi->lun) {
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size = sprintf(buffer+len,
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" Retries: \t%-6d \tReassigns: \t%d\n",
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pds->list[k].retries,
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pds->list[k].reassigns);
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len += size; pos = begin + len;
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break;
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}
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}
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/* 2.c grown defects */
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TRACE2(("scsi_drv_defcnt() chn %d dev %d\n",
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i, ha->raw[i].id_list[j]));
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pdef = (gdth_defcnt_str *)buf;
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gdtcmd->Service = CACHESERVICE;
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gdtcmd->OpCode = GDT_IOCTL;
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gdtcmd->u.ioctl.p_param = paddr;
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gdtcmd->u.ioctl.param_size = sizeof(gdth_defcnt_str);
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gdtcmd->u.ioctl.subfunc = SCSI_DEF_CNT | L_CTRL_PATTERN;
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gdtcmd->u.ioctl.channel =
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ha->raw[i].address | ha->raw[i].id_list[j];
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pdef->sddc_type = 0x08;
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if (gdth_execute(host, gdtcmd, cmnd, 30, NULL) == S_OK) {
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size = sprintf(buffer+len,
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" Grown Defects:\t%d\n",
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pdef->sddc_cnt);
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len += size; pos = begin + len;
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}
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}
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if (pos < offset) {
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len = 0;
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begin = pos;
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}
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if (pos > offset + length)
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goto stop_output;
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}
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}
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gdth_ioctl_free(ha, GDTH_SCRATCH, buf, paddr);
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if (!flag) {
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size = sprintf(buffer+len, "\n --\n");
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len += size; pos = begin + len;
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}
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/* 3. about logical drives */
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size = sprintf(buffer+len,"\nLogical Drives:");
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len += size; pos = begin + len;
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flag = FALSE;
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buf = gdth_ioctl_alloc(ha, GDTH_SCRATCH, FALSE, &paddr);
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if (!buf)
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goto stop_output;
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for (i = 0; i < MAX_LDRIVES; ++i) {
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if (!ha->hdr[i].is_logdrv)
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continue;
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drv_no = i;
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j = k = 0;
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is_mirr = FALSE;
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do {
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/* 3.a log. drive info */
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TRACE2(("cache_drv_info() drive no %d\n",drv_no));
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pcdi = (gdth_cdrinfo_str *)buf;
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gdtcmd->Service = CACHESERVICE;
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gdtcmd->OpCode = GDT_IOCTL;
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gdtcmd->u.ioctl.p_param = paddr;
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gdtcmd->u.ioctl.param_size = sizeof(gdth_cdrinfo_str);
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gdtcmd->u.ioctl.subfunc = CACHE_DRV_INFO;
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gdtcmd->u.ioctl.channel = drv_no;
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if (gdth_execute(host, gdtcmd, cmnd, 30, NULL) != S_OK)
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break;
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pcdi->ld_dtype >>= 16;
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j++;
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if (pcdi->ld_dtype > 2) {
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strcpy(hrec, "missing");
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} else if (pcdi->ld_error & 1) {
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strcpy(hrec, "fault");
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} else if (pcdi->ld_error & 2) {
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strcpy(hrec, "invalid");
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k++; j--;
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} else {
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strcpy(hrec, "ok");
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}
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if (drv_no == i) {
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size = sprintf(buffer+len,
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"\n Number: \t%-2d \tStatus: \t%s\n",
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drv_no, hrec);
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len += size; pos = begin + len;
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flag = TRUE;
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no_mdrv = pcdi->cd_ldcnt;
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if (no_mdrv > 1 || pcdi->ld_slave != -1) {
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is_mirr = TRUE;
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strcpy(hrec, "RAID-1");
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} else if (pcdi->ld_dtype == 0) {
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strcpy(hrec, "Disk");
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} else if (pcdi->ld_dtype == 1) {
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strcpy(hrec, "RAID-0");
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} else if (pcdi->ld_dtype == 2) {
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strcpy(hrec, "Chain");
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} else {
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strcpy(hrec, "???");
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}
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size = sprintf(buffer+len,
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" Capacity [MB]:\t%-6d \tType: \t%s\n",
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pcdi->ld_blkcnt/(1024*1024/pcdi->ld_blksize),
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hrec);
|
|
len += size; pos = begin + len;
|
|
} else {
|
|
size = sprintf(buffer+len,
|
|
" Slave Number: \t%-2d \tStatus: \t%s\n",
|
|
drv_no & 0x7fff, hrec);
|
|
len += size; pos = begin + len;
|
|
}
|
|
drv_no = pcdi->ld_slave;
|
|
if (pos < offset) {
|
|
len = 0;
|
|
begin = pos;
|
|
}
|
|
if (pos > offset + length)
|
|
goto stop_output;
|
|
} while (drv_no != -1);
|
|
|
|
if (is_mirr) {
|
|
size = sprintf(buffer+len,
|
|
" Missing Drv.: \t%-2d \tInvalid Drv.: \t%d\n",
|
|
no_mdrv - j - k, k);
|
|
len += size; pos = begin + len;
|
|
}
|
|
|
|
if (!ha->hdr[i].is_arraydrv)
|
|
strcpy(hrec, "--");
|
|
else
|
|
sprintf(hrec, "%d", ha->hdr[i].master_no);
|
|
size = sprintf(buffer+len,
|
|
" To Array Drv.:\t%s\n", hrec);
|
|
len += size; pos = begin + len;
|
|
if (pos < offset) {
|
|
len = 0;
|
|
begin = pos;
|
|
}
|
|
if (pos > offset + length)
|
|
goto stop_output;
|
|
}
|
|
gdth_ioctl_free(ha, GDTH_SCRATCH, buf, paddr);
|
|
|
|
if (!flag) {
|
|
size = sprintf(buffer+len, "\n --\n");
|
|
len += size; pos = begin + len;
|
|
}
|
|
|
|
/* 4. about array drives */
|
|
size = sprintf(buffer+len,"\nArray Drives:");
|
|
len += size; pos = begin + len;
|
|
flag = FALSE;
|
|
|
|
buf = gdth_ioctl_alloc(ha, GDTH_SCRATCH, FALSE, &paddr);
|
|
if (!buf)
|
|
goto stop_output;
|
|
for (i = 0; i < MAX_LDRIVES; ++i) {
|
|
if (!(ha->hdr[i].is_arraydrv && ha->hdr[i].is_master))
|
|
continue;
|
|
/* 4.a array drive info */
|
|
TRACE2(("array_info() drive no %d\n",i));
|
|
pai = (gdth_arrayinf_str *)buf;
|
|
gdtcmd->Service = CACHESERVICE;
|
|
gdtcmd->OpCode = GDT_IOCTL;
|
|
gdtcmd->u.ioctl.p_param = paddr;
|
|
gdtcmd->u.ioctl.param_size = sizeof(gdth_arrayinf_str);
|
|
gdtcmd->u.ioctl.subfunc = ARRAY_INFO | LA_CTRL_PATTERN;
|
|
gdtcmd->u.ioctl.channel = i;
|
|
if (gdth_execute(host, gdtcmd, cmnd, 30, NULL) == S_OK) {
|
|
if (pai->ai_state == 0)
|
|
strcpy(hrec, "idle");
|
|
else if (pai->ai_state == 2)
|
|
strcpy(hrec, "build");
|
|
else if (pai->ai_state == 4)
|
|
strcpy(hrec, "ready");
|
|
else if (pai->ai_state == 6)
|
|
strcpy(hrec, "fail");
|
|
else if (pai->ai_state == 8 || pai->ai_state == 10)
|
|
strcpy(hrec, "rebuild");
|
|
else
|
|
strcpy(hrec, "error");
|
|
if (pai->ai_ext_state & 0x10)
|
|
strcat(hrec, "/expand");
|
|
else if (pai->ai_ext_state & 0x1)
|
|
strcat(hrec, "/patch");
|
|
size = sprintf(buffer+len,
|
|
"\n Number: \t%-2d \tStatus: \t%s\n",
|
|
i,hrec);
|
|
len += size; pos = begin + len;
|
|
flag = TRUE;
|
|
|
|
if (pai->ai_type == 0)
|
|
strcpy(hrec, "RAID-0");
|
|
else if (pai->ai_type == 4)
|
|
strcpy(hrec, "RAID-4");
|
|
else if (pai->ai_type == 5)
|
|
strcpy(hrec, "RAID-5");
|
|
else
|
|
strcpy(hrec, "RAID-10");
|
|
size = sprintf(buffer+len,
|
|
" Capacity [MB]:\t%-6d \tType: \t%s\n",
|
|
pai->ai_size/(1024*1024/pai->ai_secsize),
|
|
hrec);
|
|
len += size; pos = begin + len;
|
|
if (pos < offset) {
|
|
len = 0;
|
|
begin = pos;
|
|
}
|
|
if (pos > offset + length)
|
|
goto stop_output;
|
|
}
|
|
}
|
|
gdth_ioctl_free(ha, GDTH_SCRATCH, buf, paddr);
|
|
|
|
if (!flag) {
|
|
size = sprintf(buffer+len, "\n --\n");
|
|
len += size; pos = begin + len;
|
|
}
|
|
|
|
/* 5. about host drives */
|
|
size = sprintf(buffer+len,"\nHost Drives:");
|
|
len += size; pos = begin + len;
|
|
flag = FALSE;
|
|
|
|
buf = gdth_ioctl_alloc(ha, sizeof(gdth_hget_str), FALSE, &paddr);
|
|
if (!buf)
|
|
goto stop_output;
|
|
for (i = 0; i < MAX_LDRIVES; ++i) {
|
|
if (!ha->hdr[i].is_logdrv ||
|
|
(ha->hdr[i].is_arraydrv && !ha->hdr[i].is_master))
|
|
continue;
|
|
/* 5.a get host drive list */
|
|
TRACE2(("host_get() drv_no %d\n",i));
|
|
phg = (gdth_hget_str *)buf;
|
|
gdtcmd->Service = CACHESERVICE;
|
|
gdtcmd->OpCode = GDT_IOCTL;
|
|
gdtcmd->u.ioctl.p_param = paddr;
|
|
gdtcmd->u.ioctl.param_size = sizeof(gdth_hget_str);
|
|
gdtcmd->u.ioctl.subfunc = HOST_GET | LA_CTRL_PATTERN;
|
|
gdtcmd->u.ioctl.channel = i;
|
|
phg->entries = MAX_HDRIVES;
|
|
phg->offset = GDTOFFSOF(gdth_hget_str, entry[0]);
|
|
if (gdth_execute(host, gdtcmd, cmnd, 30, NULL) == S_OK) {
|
|
ha->hdr[i].ldr_no = i;
|
|
ha->hdr[i].rw_attribs = 0;
|
|
ha->hdr[i].start_sec = 0;
|
|
} else {
|
|
for (j = 0; j < phg->entries; ++j) {
|
|
k = phg->entry[j].host_drive;
|
|
if (k >= MAX_LDRIVES)
|
|
continue;
|
|
ha->hdr[k].ldr_no = phg->entry[j].log_drive;
|
|
ha->hdr[k].rw_attribs = phg->entry[j].rw_attribs;
|
|
ha->hdr[k].start_sec = phg->entry[j].start_sec;
|
|
}
|
|
}
|
|
}
|
|
gdth_ioctl_free(ha, sizeof(gdth_hget_str), buf, paddr);
|
|
|
|
for (i = 0; i < MAX_HDRIVES; ++i) {
|
|
if (!(ha->hdr[i].present))
|
|
continue;
|
|
|
|
size = sprintf(buffer+len,
|
|
"\n Number: \t%-2d \tArr/Log. Drive:\t%d\n",
|
|
i, ha->hdr[i].ldr_no);
|
|
len += size; pos = begin + len;
|
|
flag = TRUE;
|
|
|
|
size = sprintf(buffer+len,
|
|
" Capacity [MB]:\t%-6d \tStart Sector: \t%d\n",
|
|
(u32)(ha->hdr[i].size/2048), ha->hdr[i].start_sec);
|
|
len += size; pos = begin + len;
|
|
if (pos < offset) {
|
|
len = 0;
|
|
begin = pos;
|
|
}
|
|
if (pos > offset + length)
|
|
goto stop_output;
|
|
}
|
|
|
|
if (!flag) {
|
|
size = sprintf(buffer+len, "\n --\n");
|
|
len += size; pos = begin + len;
|
|
}
|
|
}
|
|
|
|
/* controller events */
|
|
size = sprintf(buffer+len,"\nController Events:\n");
|
|
len += size; pos = begin + len;
|
|
|
|
for (id = -1;;) {
|
|
id = gdth_read_event(ha, id, estr);
|
|
if (estr->event_source == 0)
|
|
break;
|
|
if (estr->event_data.eu.driver.ionode == ha->hanum &&
|
|
estr->event_source == ES_ASYNC) {
|
|
gdth_log_event(&estr->event_data, hrec);
|
|
do_gettimeofday(&tv);
|
|
sec = (int)(tv.tv_sec - estr->first_stamp);
|
|
if (sec < 0) sec = 0;
|
|
size = sprintf(buffer+len," date- %02d:%02d:%02d\t%s\n",
|
|
sec/3600, sec%3600/60, sec%60, hrec);
|
|
len += size; pos = begin + len;
|
|
if (pos < offset) {
|
|
len = 0;
|
|
begin = pos;
|
|
}
|
|
if (pos > offset + length)
|
|
goto stop_output;
|
|
}
|
|
if (id == -1)
|
|
break;
|
|
}
|
|
|
|
stop_output:
|
|
*start = buffer +(offset-begin);
|
|
len -= (offset-begin);
|
|
if (len > length)
|
|
len = length;
|
|
TRACE2(("get_info() len %d pos %d begin %d offset %d length %d size %d\n",
|
|
len,(int)pos,(int)begin,(int)offset,length,size));
|
|
rc = len;
|
|
|
|
free_fail:
|
|
kfree(gdtcmd);
|
|
kfree(estr);
|
|
return rc;
|
|
}
|
|
|
|
static char *gdth_ioctl_alloc(gdth_ha_str *ha, int size, int scratch,
|
|
u64 *paddr)
|
|
{
|
|
unsigned long flags;
|
|
char *ret_val;
|
|
|
|
if (size == 0)
|
|
return NULL;
|
|
|
|
spin_lock_irqsave(&ha->smp_lock, flags);
|
|
|
|
if (!ha->scratch_busy && size <= GDTH_SCRATCH) {
|
|
ha->scratch_busy = TRUE;
|
|
ret_val = ha->pscratch;
|
|
*paddr = ha->scratch_phys;
|
|
} else if (scratch) {
|
|
ret_val = NULL;
|
|
} else {
|
|
dma_addr_t dma_addr;
|
|
|
|
ret_val = pci_alloc_consistent(ha->pdev, size, &dma_addr);
|
|
*paddr = dma_addr;
|
|
}
|
|
|
|
spin_unlock_irqrestore(&ha->smp_lock, flags);
|
|
return ret_val;
|
|
}
|
|
|
|
static void gdth_ioctl_free(gdth_ha_str *ha, int size, char *buf, u64 paddr)
|
|
{
|
|
unsigned long flags;
|
|
|
|
if (buf == ha->pscratch) {
|
|
spin_lock_irqsave(&ha->smp_lock, flags);
|
|
ha->scratch_busy = FALSE;
|
|
spin_unlock_irqrestore(&ha->smp_lock, flags);
|
|
} else {
|
|
pci_free_consistent(ha->pdev, size, buf, paddr);
|
|
}
|
|
}
|
|
|
|
#ifdef GDTH_IOCTL_PROC
|
|
static int gdth_ioctl_check_bin(gdth_ha_str *ha, u16 size)
|
|
{
|
|
unsigned long flags;
|
|
int ret_val;
|
|
|
|
spin_lock_irqsave(&ha->smp_lock, flags);
|
|
|
|
ret_val = FALSE;
|
|
if (ha->scratch_busy) {
|
|
if (((gdth_iord_str *)ha->pscratch)->size == (u32)size)
|
|
ret_val = TRUE;
|
|
}
|
|
spin_unlock_irqrestore(&ha->smp_lock, flags);
|
|
return ret_val;
|
|
}
|
|
#endif
|
|
|
|
static void gdth_wait_completion(gdth_ha_str *ha, int busnum, int id)
|
|
{
|
|
unsigned long flags;
|
|
int i;
|
|
Scsi_Cmnd *scp;
|
|
struct gdth_cmndinfo *cmndinfo;
|
|
u8 b, t;
|
|
|
|
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 = scp->device->channel;
|
|
t = scp->device->id;
|
|
if (!SPECIAL_SCP(scp) && t == (u8)id &&
|
|
b == (u8)busnum) {
|
|
cmndinfo->wait_for_completion = 0;
|
|
spin_unlock_irqrestore(&ha->smp_lock, flags);
|
|
while (!cmndinfo->wait_for_completion)
|
|
barrier();
|
|
spin_lock_irqsave(&ha->smp_lock, flags);
|
|
}
|
|
}
|
|
spin_unlock_irqrestore(&ha->smp_lock, flags);
|
|
}
|