From: Sriram Yagnaraman <sriram.yagnaraman@est.tech>
Cc: qemu-devel@nongnu.org, Akihiko Odaki <akihiko.odaki@daynix.com>,
Jason Wang <jasowang@redhat.com>,
Dmitry Fleytman <dmitry.fleytman@gmail.com>,
"Michael S . Tsirkin" <mst@redhat.com>,
Marcel Apfelbaum <marcel.apfelbaum@gmail.com>,
Sriram Yagnaraman <sriram.yagnaraman@est.tech>
Subject: [PATCH v2 6/9] igb: respect E1000_VMOLR_RSSE
Date: Mon, 30 Jan 2023 14:23:01 +0100 [thread overview]
Message-ID: <20230130132304.2347-7-sriram.yagnaraman@est.tech> (raw)
In-Reply-To: <20230130132304.2347-1-sriram.yagnaraman@est.tech>
RSS for VFs is only enabled if VMOLR[n].RSSE is set.
Signed-off-by: Sriram Yagnaraman <sriram.yagnaraman@est.tech>
---
hw/net/igb_core.c | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/hw/net/igb_core.c b/hw/net/igb_core.c
index 89650fcfd4..b41b1a5d21 100644
--- a/hw/net/igb_core.c
+++ b/hw/net/igb_core.c
@@ -1047,8 +1047,15 @@ static uint16_t igb_receive_assign(IGBCore *core, const struct eth_header *ehdr,
if (queues) {
igb_rss_parse_packet(core, core->rx_pkt,
external_tx != NULL, rss_info);
+ /* Sec 8.26.1: PQn = VFn + VQn*8 */
if (rss_info->queue & 1) {
- queues <<= 8;
+ for (i = 0; i < IGB_MAX_VM_POOLS; i++) {
+ if ((queues & BIT(i)) &&
+ (core->mac[VMOLR0 + i] & E1000_VMOLR_RSSE)) {
+ queues |= BIT(i + IGB_MAX_VM_POOLS);
+ queues &= ~BIT(i);
+ }
+ }
}
}
} else {
--
2.34.1
next prev parent reply other threads:[~2023-01-30 13:28 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-30 13:22 [PATCH v2 0/9] igb: merge changes from <20221229190817.25500-1-sriram.yagnaraman@est.tech> Sriram Yagnaraman
2023-01-30 13:22 ` [PATCH v2 1/9] MAINTAINERS: Add Sriram Yagnaraman as a igb reviewer Sriram Yagnaraman
2023-01-30 13:22 ` [PATCH v2 2/9] igb: handle PF/VF reset properly Sriram Yagnaraman
2023-01-30 14:14 ` Akihiko Odaki
2023-01-30 13:22 ` [PATCH v2 3/9] igb: implement VFRE and VFTE registers Sriram Yagnaraman
2023-01-30 14:19 ` Akihiko Odaki
2023-01-30 14:23 ` Akihiko Odaki
2023-01-30 13:22 ` [PATCH v2 4/9] igb: add ICR_RXDW Sriram Yagnaraman
2023-01-30 13:23 ` [PATCH v2 5/9] igb: check oversized packets for VMDq Sriram Yagnaraman
2023-01-30 14:31 ` Akihiko Odaki
2023-01-30 13:23 ` Sriram Yagnaraman [this message]
2023-01-30 13:23 ` [PATCH v2 7/9] igb: implement VF Tx and Rx stats Sriram Yagnaraman
2023-01-30 13:23 ` [PATCH v2 8/9] igb: respect VT_CTL ignore MAC field Sriram Yagnaraman
2023-01-30 13:23 ` [PATCH v2 9/9] igb: respect VMVIR and VMOLR for VLAN Sriram Yagnaraman
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