void bfa_iocfc_reset_queues(struct bfa_s *bfa) { int q; for (q = 0; q < BFI_IOC_MAX_CQS; q++) { bfa_reqq_ci(bfa, q) = 0; bfa_reqq_pi(bfa, q) = 0; bfa_rspq_ci(bfa, q) = 0; bfa_rspq_pi(bfa, q) = 0; } }
void bfa_msix_rspq(struct bfa_s *bfa, int qid) { struct bfi_msg_s *m; u32 pi, ci; struct list_head *waitq; bfa_trc_fp(bfa, qid); qid &= (BFI_IOC_MAX_CQS - 1); bfa->iocfc.hwif.hw_rspq_ack(bfa, qid); ci = bfa_rspq_ci(bfa, qid); pi = bfa_rspq_pi(bfa, qid); bfa_trc_fp(bfa, ci); bfa_trc_fp(bfa, pi); if (bfa->rme_process) { while (ci != pi) { m = bfa_rspq_elem(bfa, qid, ci); bfa_assert_fp(m->mhdr.msg_class < BFI_MC_MAX); bfa_isrs[m->mhdr.msg_class] (bfa, m); CQ_INCR(ci, bfa->iocfc.cfg.drvcfg.num_rspq_elems); } } /** * update CI */ bfa_rspq_ci(bfa, qid) = pi; bfa_reg_write(bfa->iocfc.bfa_regs.rme_q_ci[qid], pi); mmiowb(); /** * Resume any pending requests in the corresponding reqq. */ waitq = bfa_reqq(bfa, qid); if (!list_empty(waitq)) bfa_reqq_resume(bfa, qid); }
void bfa_msix_rspq(struct bfa_s *bfa, int rsp_qid) { struct bfi_msg_s *m; u32 pi, ci; bfa_trc_fp(bfa, rsp_qid); rsp_qid &= (BFI_IOC_MAX_CQS - 1); bfa->iocfc.hwif.hw_rspq_ack(bfa, rsp_qid); ci = bfa_rspq_ci(bfa, rsp_qid); pi = bfa_rspq_pi(bfa, rsp_qid); bfa_trc_fp(bfa, ci); bfa_trc_fp(bfa, pi); if (bfa->rme_process) { while (ci != pi) { m = bfa_rspq_elem(bfa, rsp_qid, ci); bfa_assert_fp(m->mhdr.msg_class < BFI_MC_MAX); bfa_isrs[m->mhdr.msg_class] (bfa, m); CQ_INCR(ci, bfa->iocfc.cfg.drvcfg.num_rspq_elems); } } /** * update CI */ bfa_rspq_ci(bfa, rsp_qid) = pi; bfa_reg_write(bfa->iocfc.bfa_regs.rme_q_ci[rsp_qid], pi); bfa_os_mmiowb(); }