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28 #include "smartpqi_includes.h"
31 * Function to submit the request to the adapter.
35 pqisrc_submit_cmnd(pqisrc_softstate_t *softs, ib_queue_t *ib_q, void *req)
39 iu_header_t *hdr = (iu_header_t *)req;
40 uint32_t iu_len = hdr->iu_length + 4 ; /* header size */
44 PQI_LOCK(&ib_q->lock);
46 /* Check queue full */
47 if ((ib_q->pi_local + 1) % ib_q->num_elem == *(ib_q->ci_virt_addr)) {
48 DBG_WARN("OUT Q full\n");
49 PQI_UNLOCK(&ib_q->lock);
50 return PQI_STATUS_QFULL;
54 offset = ib_q->pi_local * ib_q->elem_size;
55 slot = ib_q->array_virt_addr + offset;
58 memcpy(slot, req, iu_len);
60 for(i = 0; i< iu_len; i++)
61 DBG_INFO(" IU [ %d ] : %x\n", i, *((unsigned char *)(slot + i)));
63 /* Update the local PI */
64 ib_q->pi_local = (ib_q->pi_local + 1) % ib_q->num_elem;
65 DBG_INFO("ib_q->pi_local : %x IU size : %d\n",
66 ib_q->pi_local, hdr->iu_length);
67 DBG_INFO("*ib_q->ci_virt_addr: %x\n",
68 *(ib_q->ci_virt_addr));
70 /* Inform the fw about the new IU */
71 PCI_MEM_PUT32(softs, ib_q->pi_register_abs, ib_q->pi_register_offset, ib_q->pi_local);
72 PQI_UNLOCK(&ib_q->lock);
74 return PQI_STATUS_SUCCESS;