common/sfc_efx/base: add API to get mport selector by ID

[dpdk.git] / drivers / common / sfc_efx / base / rhead_ev.c

diff --git a/drivers/common/sfc_efx/base/rhead_ev.c b/drivers/common/sfc_efx/base/rhead_ev.c
index 2b5635f..3eaed9e 100644 (file)
--- a/drivers/common/sfc_efx/base/rhead_ev.c
+++ b/drivers/common/sfc_efx/base/rhead_ev.c
@@ -1,6 +1,6 @@
 /* SPDX-License-Identifier: BSD-3-Clause
  *
- * Copyright(c) 2019-2020 Xilinx, Inc.
+ * Copyright(c) 2019-2021 Xilinx, Inc.
  * Copyright(c) 2018-2019 Solarflare Communications Inc.
  */
 
@@ -102,11 +102,12 @@ rhead_ev_qcreate(
        __in            uint32_t id,
        __in            uint32_t us,
        __in            uint32_t flags,
+       __in            uint32_t irq,
        __in            efx_evq_t *eep)
 {
        const efx_nic_cfg_t *encp = efx_nic_cfg_get(enp);
        size_t desc_size;
-       uint32_t irq;
+       uint32_t target_evq = 0;
        efx_rc_t rc;
 
        _NOTE(ARGUNUSED(id))    /* buftbl id managed by MC */
@@ -140,21 +141,22 @@ rhead_ev_qcreate(
        /* INIT_EVQ expects function-relative vector number */
        if ((flags & EFX_EVQ_FLAGS_NOTIFY_MASK) ==
            EFX_EVQ_FLAGS_NOTIFY_INTERRUPT) {
-               irq = index;
+               /* IRQ number is specified by caller */
        } else if (index == EFX_RHEAD_ALWAYS_INTERRUPTING_EVQ_INDEX) {
-               irq = index;
+               /* Use the first interrupt for always interrupting EvQ */
+               irq = 0;
                flags = (flags & ~EFX_EVQ_FLAGS_NOTIFY_MASK) |
                    EFX_EVQ_FLAGS_NOTIFY_INTERRUPT;
        } else {
-               irq = EFX_RHEAD_ALWAYS_INTERRUPTING_EVQ_INDEX;
+               target_evq = EFX_RHEAD_ALWAYS_INTERRUPTING_EVQ_INDEX;
        }
 
        /*
         * Interrupts may be raised for events immediately after the queue is
         * created. See bug58606.
         */
-       rc = efx_mcdi_init_evq(enp, index, esmp, ndescs, irq, us, flags,
-           B_FALSE);
+       rc = efx_mcdi_init_evq(enp, index, esmp, ndescs, irq, target_evq, us,
+           flags, B_FALSE);
        if (rc != 0)
                goto fail2;