142 	struct cciss_scsi_cmd_stack_t *stk;  in scsi_cmd_alloc()  local
146 	stk = &sa->cmd_stack;   in scsi_cmd_alloc()
148 	if (stk->top < 0)   in scsi_cmd_alloc()
150 	c = stk->elem[stk->top]; 	  in scsi_cmd_alloc()
164 	stk->top--;  in scsi_cmd_alloc()
183 	struct cciss_scsi_cmd_stack_t *stk;  in scsi_cmd_free()  local
186 	stk = &sa->cmd_stack;   in scsi_cmd_free()
187 	stk->top++;  in scsi_cmd_free()
188 	if (stk->top >= stk->nelems) {  in scsi_cmd_free()
193 	stk->elem[stk->top] = (struct cciss_scsi_cmd_stack_elem_t *) c;  in scsi_cmd_free()
200 	struct cciss_scsi_cmd_stack_t *stk;  in scsi_cmd_stack_setup()  local
203 	stk = &sa->cmd_stack;  in scsi_cmd_stack_setup()
204 	stk->nelems = cciss_tape_cmds + 2;  in scsi_cmd_stack_setup()
206 		h->chainsize, stk->nelems);  in scsi_cmd_stack_setup()
210 	size = sizeof(struct cciss_scsi_cmd_stack_elem_t) * stk->nelems;  in scsi_cmd_stack_setup()
213 	BUILD_BUG_ON((sizeof(*stk->pool) % COMMANDLIST_ALIGNMENT) != 0);  in scsi_cmd_stack_setup()
215 	stk->pool = (struct cciss_scsi_cmd_stack_elem_t *)  in scsi_cmd_stack_setup()
216 		pci_alloc_consistent(h->pdev, size, &stk->cmd_pool_handle);  in scsi_cmd_stack_setup()
218 	if (stk->pool == NULL) {  in scsi_cmd_stack_setup()
219 		cciss_free_sg_chain_blocks(sa->cmd_sg_list, stk->nelems);  in scsi_cmd_stack_setup()
223 	stk->elem = kmalloc(sizeof(stk->elem[0]) * stk->nelems, GFP_KERNEL);  in scsi_cmd_stack_setup()
224 	if (!stk->elem) {  in scsi_cmd_stack_setup()
225 		pci_free_consistent(h->pdev, size, stk->pool,  in scsi_cmd_stack_setup()
226 		stk->cmd_pool_handle);  in scsi_cmd_stack_setup()
229 	for (i = 0; i < stk->nelems; i++) {  in scsi_cmd_stack_setup()
230 		stk->elem[i] = &stk->pool[i];  in scsi_cmd_stack_setup()
231 		stk->elem[i]->busaddr = (__u32) (stk->cmd_pool_handle +   in scsi_cmd_stack_setup()
233 		stk->elem[i]->cmdindex = i;  in scsi_cmd_stack_setup()
235 	stk->top = stk->nelems-1;  in scsi_cmd_stack_setup()
243 	struct cciss_scsi_cmd_stack_t *stk;  in scsi_cmd_stack_free()  local
247 	stk = &sa->cmd_stack;   in scsi_cmd_stack_free()
248 	if (stk->top != stk->nelems-1) {  in scsi_cmd_stack_free()
251 			stk->nelems - stk->top);  in scsi_cmd_stack_free()
253 	size = sizeof(struct cciss_scsi_cmd_stack_elem_t) * stk->nelems;  in scsi_cmd_stack_free()
255 	pci_free_consistent(h->pdev, size, stk->pool, stk->cmd_pool_handle);  in scsi_cmd_stack_free()
256 	stk->pool = NULL;  in scsi_cmd_stack_free()
257 	cciss_free_sg_chain_blocks(sa->cmd_sg_list, stk->nelems);  in scsi_cmd_stack_free()
258 	kfree(stk->elem);  in scsi_cmd_stack_free()
259 	stk->elem = NULL;  in scsi_cmd_stack_free()
1512 	struct cciss_scsi_cmd_stack_t *stk;  in DEF_SCSI_QCMD()  local
1519 	stk = &sa->cmd_stack;   in DEF_SCSI_QCMD()
1540 	struct cciss_scsi_cmd_stack_t *stk;  in cciss_engage_scsi()  local
1545 	stk = &sa->cmd_stack;   in cciss_engage_scsi()