-/*-
- * BSD LICENSE
- *
- * Copyright(c) 2010-2016 Intel Corporation. All rights reserved.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- * * Neither the name of Intel Corporation nor the names of its
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2010-2016 Intel Corporation
*/
#include <sys/queue.h>
#include "i40e_rxtx.h"
#include "i40e_ethdev.h"
#include "i40e_pf.h"
-#define I40EVF_VSI_DEFAULT_MSIX_INTR 1
-#define I40EVF_VSI_DEFAULT_MSIX_INTR_LNX 0
/* busy wait delay in msec */
#define I40EVF_BUSY_WAIT_DELAY 10
uint32_t vector_id;
int i, err;
- if (rte_intr_allow_others(intr_handle))
- vector_id = I40EVF_VSI_DEFAULT_MSIX_INTR_LNX;
+ if (dev->data->dev_conf.intr_conf.rxq != 0 &&
+ rte_intr_allow_others(intr_handle))
+ vector_id = I40E_RX_VEC_START;
else
vector_id = I40E_MISC_VEC_ID;
done:
i40evf_enable_irq0(hw);
- rte_intr_enable(dev->intr_handle);
}
static int
goto err_mac;
}
+ /* When a VF port is bound to VFIO-PCI, only miscellaneous interrupt
+ * is mapped to VFIO vector 0 in i40evf_dev_init( ).
+ * If previous VFIO interrupt mapping set in i40evf_dev_init( ) is
+ * not cleared, it will fail when rte_intr_enable( ) tries to map Rx
+ * queue interrupt to other VFIO vectors.
+ * So clear uio/vfio intr/evevnfd first to avoid failure.
+ */
+ if (dev->data->dev_conf.intr_conf.rxq != 0) {
+ rte_intr_disable(intr_handle);
+ rte_intr_enable(intr_handle);
+ }
+
i40evf_enable_queues_intr(dev);
+
return 0;
err_mac: