/*
- * scsi_unregister will be called AFTER we return.
+ * scsi_unregister will be called AFTER we return.
*/
static int adpt_release(struct Scsi_Host *host)
{
#endif
-static int adpt_install_hba(struct scsi_host_template* sht, struct pci_dev* pDev)
+static int adpt_install_hba(struct scsi_host_template* sht, struct pci_dev* pDev)
{
adpt_hba* pHba = NULL;
}
// Allocate and zero the data structure
- pHba = kmalloc(sizeof(adpt_hba), GFP_KERNEL);
- if( pHba == NULL) {
- if(msg_addr_virt != base_addr_virt){
+ pHba = kzalloc(sizeof(adpt_hba), GFP_KERNEL);
+ if (!pHba) {
+ if (msg_addr_virt != base_addr_virt)
iounmap(msg_addr_virt);
- }
iounmap(base_addr_virt);
pci_release_regions(pDev);
return -ENOMEM;
}
- memset(pHba, 0, sizeof(adpt_hba));
mutex_lock(&adpt_configuration_lock);
u32 *lenptr;
int direction;
int scsidir;
+ int nseg;
u32 len;
u32 reqlen;
s32 rcode;
memset(msg, 0 , sizeof(msg));
- len = cmd->request_bufflen;
+ len = scsi_bufflen(cmd);
direction = 0x00000000;
scsidir = 0x00000000; // DATA NO XFER
lenptr=mptr++; /* Remember me - fill in when we know */
reqlen = 14; // SINGLE SGE
/* Now fill in the SGList and command */
- if(cmd->use_sg) {
- struct scatterlist *sg = (struct scatterlist *)cmd->request_buffer;
- int sg_count = pci_map_sg(pHba->pDev, sg, cmd->use_sg,
- cmd->sc_data_direction);
+ nseg = scsi_dma_map(cmd);
+ BUG_ON(nseg < 0);
+ if (nseg) {
+ struct scatterlist *sg;
len = 0;
- for(i = 0 ; i < sg_count; i++) {
+ scsi_for_each_sg(cmd, sg, nseg, i) {
*mptr++ = direction|0x10000000|sg_dma_len(sg);
len+=sg_dma_len(sg);
*mptr++ = sg_dma_address(sg);
- sg++;
+ /* Make this an end of list */
+ if (i == nseg - 1)
+ mptr[-2] = direction|0xD0000000|sg_dma_len(sg);
}
- /* Make this an end of list */
- mptr[-2] = direction|0xD0000000|sg_dma_len(sg-1);
reqlen = mptr - msg;
*lenptr = len;
len, cmd->underflow);
}
} else {
- *lenptr = len = cmd->request_bufflen;
- if(len == 0) {
- reqlen = 12;
- } else {
- *mptr++ = 0xD0000000|direction|cmd->request_bufflen;
- *mptr++ = pci_map_single(pHba->pDev,
- cmd->request_buffer,
- cmd->request_bufflen,
- cmd->sc_data_direction);
- }
+ *lenptr = len = 0;
+ reqlen = 12;
}
/* Stick the headers on */
pHba->host = host;
host->irq = pHba->pDev->irq;
- /* no IO ports, so don't have to set host->io_port and
+ /* no IO ports, so don't have to set host->io_port and
* host->n_io_port
*/
host->io_port = 0;
hba_status = detailed_status >> 8;
// calculate resid for sg
- cmd->resid = cmd->request_bufflen - readl(reply+5);
+ scsi_set_resid(cmd, scsi_bufflen(cmd) - readl(reply+5));
pHba = (adpt_hba*) cmd->device->host->hostdata[0];
msg=(u32 __iomem *)(pHba->msg_addr_virt+m);
- status = kmalloc(4,GFP_KERNEL|ADDR32);
- if (status==NULL) {
+ status = kzalloc(4, GFP_KERNEL|ADDR32);
+ if (!status) {
adpt_send_nop(pHba, m);
printk(KERN_WARNING"%s: IOP reset failed - no free memory.\n",
pHba->name);
return -ENOMEM;
}
- memset(status, 0, 4);
writel(EIGHT_WORD_MSG_SIZE| SGL_OFFSET_6, &msg[0]);
writel(I2O_CMD_OUTBOUND_INIT<<24 | HOST_TID<<12 | ADAPTER_TID, &msg[1]);
kfree(pHba->reply_pool);
- pHba->reply_pool = kmalloc(pHba->reply_fifo_size * REPLY_FRAME_SIZE * 4, GFP_KERNEL|ADDR32);
- if(!pHba->reply_pool){
- printk(KERN_ERR"%s: Could not allocate reply pool\n",pHba->name);
- return -1;
+ pHba->reply_pool = kzalloc(pHba->reply_fifo_size * REPLY_FRAME_SIZE * 4, GFP_KERNEL|ADDR32);
+ if (!pHba->reply_pool) {
+ printk(KERN_ERR "%s: Could not allocate reply pool\n", pHba->name);
+ return -ENOMEM;
}
- memset(pHba->reply_pool, 0 , pHba->reply_fifo_size * REPLY_FRAME_SIZE * 4);
ptr = pHba->reply_pool;
for(i = 0; i < pHba->reply_fifo_size; i++) {
kfree(sys_tbl);
- sys_tbl = kmalloc(sys_tbl_len, GFP_KERNEL|ADDR32);
- if(!sys_tbl) {
+ sys_tbl = kzalloc(sys_tbl_len, GFP_KERNEL|ADDR32);
+ if (!sys_tbl) {
printk(KERN_WARNING "SysTab Set failed. Out of memory.\n");
return -ENOMEM;
}
- memset(sys_tbl, 0, sys_tbl_len);
sys_tbl->num_entries = hba_count;
sys_tbl->version = I2OVERSION;
.name = "dpt_i2o",
.proc_name = "dpt_i2o",
.proc_info = adpt_proc_info,
- .detect = adpt_detect,
+ .detect = adpt_detect,
.release = adpt_release,
.info = adpt_info,
.queuecommand = adpt_queue,
.this_id = 7,
.cmd_per_lun = 1,
.use_clustering = ENABLE_CLUSTERING,
+ .use_sg_chaining = ENABLE_SG_CHAINING,
};
#include "scsi_module.c"
MODULE_LICENSE("GPL");