320 static int ctb_write(struct intel_guc_ct_buffer *ctb,  in ctb_write()  argument
326 	struct guc_ct_buffer_desc *desc = ctb->desc;  in ctb_write()
332 	u32 *cmds = ctb->cmds;  in ctb_write()
480 	struct intel_guc_ct_buffer *ctb = &ctch->ctbs[CTB_SEND];  in ctch_send()  local
481 	struct guc_ct_buffer_desc *desc = ctb->desc;  in ctch_send()
502 	err = ctb_write(ctb, action, len, fence, !!response_buf);  in ctch_send()
582 static int ctb_read(struct intel_guc_ct_buffer *ctb, u32 *data)  in ctb_read()  argument
584 	struct guc_ct_buffer_desc *desc = ctb->desc;  in ctb_read()
588 	u32 *cmds = ctb->cmds;  in ctb_read()
819 	struct intel_guc_ct_buffer *ctb = &ctch->ctbs[CTB_RECV];  in ct_process_host_channel()  local
827 		err = ctb_read(ctb, msg);  in ct_process_host_channel()
839 		ctb->desc->is_in_error = 1;  in ct_process_host_channel()