scsi/lpfc/lpfc_bsg.c

893 	struct lpfc_dmabuf *dmabuf = NULL;
983 						dmabuf = bdeBuf1;
986 						dmabuf = bdeBuf2;
996 					dmabuf = lpfc_sli_ringpostbuf_get(phba,
999 				if (!dmabuf) {
1001 						LOG_LIBDFC, "2616 No dmabuf "
1014 				       dmabuf->virt, size);
1020 								 dmabuf);
1028 							 *)dmabuf);
1037 									dmabuf);
1123  * @dmabuf: pointer to a dmabuf that describes the FC sequence
1133 lpfc_bsg_ct_unsol_abort(struct lpfc_hba *phba, struct hbq_dmabuf *dmabuf)
1141 	memcpy(fc_hdr_ptr, dmabuf->hbuf.virt, sizeof(struct fc_frame_header));
2593 	struct lpfc_dmabuf *dmabuf;
2617 	dmabuf = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
2618 	if (dmabuf) {
2619 		dmabuf->virt = lpfc_mbuf_alloc(phba, 0, &dmabuf->phys);
2620 		if (dmabuf->virt) {
2621 			INIT_LIST_HEAD(&dmabuf->list);
2622 			bpl = (struct ulp_bde64 *) dmabuf->virt;
2626 				le32_to_cpu(putPaddrHigh(dmabuf->phys +
2629 				le32_to_cpu(putPaddrLow(dmabuf->phys +
2638 	    dmabuf == NULL || bpl == NULL || ctreq == NULL ||
2639 		dmabuf->virt == NULL) {
2653 	cmdiocbq->bpl_dmabuf = dmabuf;
2658 	lpfc_sli_prep_xmit_seq64(phba, cmdiocbq, dmabuf, rpi, 0, 1,
2696 	if (dmabuf) {
2697 		if (dmabuf->virt)
2698 			lpfc_mbuf_free(phba, dmabuf->virt, dmabuf->phys);
2699 		kfree(dmabuf);
2719 	struct lpfc_dmabuf *dmabuf;
2723 	dmabuf = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
2724 	if (!dmabuf)
2727 	INIT_LIST_HEAD(&dmabuf->list);
2730 	dmabuf->virt = dma_alloc_coherent(&pcidev->dev, BSG_MBOX_SIZE,
2731 					  &(dmabuf->phys), GFP_KERNEL);
2733 	if (!dmabuf->virt) {
2734 		kfree(dmabuf);
2738 	return dmabuf;
2744  * @dmabuf: Pointer to the bsg mbox page sized dma buffer descriptor.
2747  * descriptor referred by @dmabuf.
2750 lpfc_bsg_dma_page_free(struct lpfc_hba *phba, struct lpfc_dmabuf *dmabuf)
2754 	if (!dmabuf)
2757 	if (dmabuf->virt)
2759 				  dmabuf->virt, dmabuf->phys);
2760 	kfree(dmabuf);
2776 	struct lpfc_dmabuf *dmabuf, *next_dmabuf;
2781 	list_for_each_entry_safe(dmabuf, next_dmabuf, dmabuf_list, list) {
2782 		list_del_init(&dmabuf->list);
2783 		lpfc_bsg_dma_page_free(phba, dmabuf);
3552 	struct lpfc_dmabuf *dmabuf;
3578 	dmabuf = phba->mbox_ext_buf_ctx.mbx_dmabuf;
3579 	sli_cfg_mbx = (struct lpfc_sli_config_mbox *)dmabuf->virt;
3582 		pmbx = (uint8_t *)dmabuf->virt;
3803  * @dmabuf: Pointer to a DMA buffer descriptor.
3811 			      struct lpfc_dmabuf *dmabuf)
3829 	sli_cfg_mbx = (struct lpfc_sli_config_mbox *)dmabuf->virt;
3871 					sta_pre_addr, dmabuf, ext_buf_cnt);
3906 	lpfc_bsg_sli_cfg_dma_desc_setup(phba, nemb_tp, 0, dmabuf, dmabuf);
3914 						ext_buf_index, dmabuf,
3922 					sta_pos_addr, dmabuf, ext_buf_cnt);
3926 	pmbx = (uint8_t *)dmabuf->virt;
3937 	phba->mbox_ext_buf_ctx.mbx_dmabuf = dmabuf;
3992  * @dmabuf: Pointer to a DMA buffer descriptor.
4000 			       struct lpfc_dmabuf *dmabuf)
4017 	sli_cfg_mbx = (struct lpfc_sli_config_mbox *)dmabuf->virt;
4055 					sta_pre_addr, dmabuf, ext_buf_cnt);
4061 	lpfc_bsg_sli_cfg_dma_desc_setup(phba, nemb_tp, 0, dmabuf, dmabuf);
4065 					sta_pos_addr, dmabuf, ext_buf_cnt);
4088 	phba->mbox_ext_buf_ctx.mbx_dmabuf = dmabuf;
4106 		mbx = (uint8_t *)dmabuf->virt;
4158  * @dmabuf: Pointer to a DMA buffer descriptor.
4166 			     struct lpfc_dmabuf *dmabuf)
4176 	sli_cfg_mbx = (struct lpfc_sli_config_mbox *)dmabuf->virt;
4193 							nemb_mse, dmabuf);
4203 							nemb_mse, dmabuf);
4224 							nemb_mse, dmabuf);
4255 							nemb_hbd, dmabuf);
4263 							nemb_hbd, dmabuf);
4319 	struct lpfc_dmabuf *dmabuf;
4345 	dmabuf = list_first_entry(&phba->mbox_ext_buf_ctx.ext_dmabuf_list,
4347 	list_del_init(&dmabuf->list);
4352 					dmabuf, index);
4354 	pbuf = (uint8_t *)dmabuf->virt;
4360 	lpfc_bsg_dma_page_free(phba, dmabuf);
4380  * @dmabuf: Pointer to a DMA buffer descriptor.
4387 			struct lpfc_dmabuf *dmabuf)
4403 	pbuf = (uint8_t *)dmabuf->virt;
4426 					dmabuf);
4427 	list_add_tail(&dmabuf->list, &phba->mbox_ext_buf_ctx.ext_dmabuf_list);
4432 					dmabuf, index);
4496 	lpfc_bsg_dma_page_free(phba, dmabuf);
4506  * @dmabuf: Pointer to a DMA buffer descriptor.
4513 			     struct lpfc_dmabuf *dmabuf)
4532 			lpfc_bsg_dma_page_free(phba, dmabuf);
4542 		rc = lpfc_bsg_write_ebuf_set(phba, job, dmabuf);
4551  * @dmabuf: Pointer to a DMA buffer descriptor.
4558 			    struct lpfc_dmabuf *dmabuf)
4578 			rc = lpfc_bsg_handle_sli_cfg_mbox(phba, job, dmabuf);
4601 	rc = lpfc_bsg_handle_sli_cfg_ebuf(phba, job, dmabuf);
4645 	struct lpfc_dmabuf *dmabuf = NULL;
4686 	dmabuf = lpfc_bsg_dma_page_alloc(phba);
4687 	if (!dmabuf || !dmabuf->virt) {
4693 	pmbx = (uint8_t *)dmabuf->virt;
4700 		rc = lpfc_bsg_handle_sli_cfg_ext(phba, job, dmabuf);
4774 			putPaddrHigh(dmabuf->phys + sizeof(MAILBOX_t));
4776 			putPaddrLow(dmabuf->phys + sizeof(MAILBOX_t));
4779 			putPaddrHigh(dmabuf->phys + sizeof(MAILBOX_t)
4782 			putPaddrLow(dmabuf->phys + sizeof(MAILBOX_t)
4799 			pmb->un.varWords[3] = putPaddrLow(dmabuf->phys
4801 			pmb->un.varWords[4] = putPaddrHigh(dmabuf->phys
4822 			pmb->un.varWords[3] = putPaddrLow(dmabuf->phys
4824 			pmb->un.varWords[4] = putPaddrHigh(dmabuf->phys
4836 			bde->addrHigh = putPaddrHigh(dmabuf->phys
4838 			bde->addrLow = putPaddrLow(dmabuf->phys
4863 						putPaddrHigh(dmabuf->phys
4866 						putPaddrLow(dmabuf->phys
4872 	dd_data->context_un.mbox.dmabuffers = dmabuf;
4916 	lpfc_bsg_dma_page_free(phba, dmabuf);
5262 	struct lpfc_dmabuf *dmabuf, *next;
5304 	list_for_each_entry_safe(dmabuf, next,
5307 		if (dmabuf->buffer_tag < rd_index)
5310 		src = dmabuf->virt + offset;