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vdpa/sfc: support multi-queue

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Increase the number of default Rx/Tx queue pairs to 8,
and add MQ feature flag to vDPA protocol features.

Signed-off-by: Abhimanyu Saini <absaini@amd.com>
Acked-by: Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>
This commit is contained in:
Abhimanyu Saini 2022-07-14 19:18:03 +05:30 committed by Andrew Rybchenko
parent 05308e34bf
commit f2c0e63428
3 changed files with 7 additions and 3 deletions
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2
drivers/vdpa/sfc/sfc_vdpa_hw.c
View File

@ -286,6 +286,8 @@ sfc_vdpa_estimate_resource_limits(struct sfc_vdpa_adapter *sva)
SFC_VDPA_ASSERT(max_queue_cnt > 0);
sva->max_queue_count = max_queue_cnt;
sfc_vdpa_log_init(sva, "NIC init done with %u pair(s) of queues",
max_queue_cnt);
return 0;

6
drivers/vdpa/sfc/sfc_vdpa_ops.c
View File

@ -24,14 +24,16 @@
(1ULL << VHOST_USER_PROTOCOL_F_SLAVE_REQ) | \
(1ULL << VHOST_USER_PROTOCOL_F_SLAVE_SEND_FD) | \
(1ULL << VHOST_USER_PROTOCOL_F_HOST_NOTIFIER) | \
(1ULL << VHOST_USER_PROTOCOL_F_LOG_SHMFD))
(1ULL << VHOST_USER_PROTOCOL_F_LOG_SHMFD) | \
(1ULL << VHOST_USER_PROTOCOL_F_MQ))
/*
* Set of features which are enabled by default.
* Protocol feature bit is needed to enable notification notifier ctrl.
*/
#define SFC_VDPA_DEFAULT_FEATURES \
(1ULL << VHOST_USER_F_PROTOCOL_FEATURES)
((1ULL << VHOST_USER_F_PROTOCOL_FEATURES) | \
(1ULL << VIRTIO_NET_F_MQ))
#define SFC_VDPA_MSIX_IRQ_SET_BUF_LEN \
(sizeof(struct vfio_irq_set) + \

2
drivers/vdpa/sfc/sfc_vdpa_ops.h
View File

@ -7,7 +7,7 @@
#include <rte_vdpa.h>
#define SFC_VDPA_MAX_QUEUE_PAIRS 1
#define SFC_VDPA_MAX_QUEUE_PAIRS 8
enum sfc_vdpa_context {
SFC_VDPA_AS_VF