pve-kernel-lowlatency-qoup/patches/kernel/0016-Revert-RDMA-irdma-Report-the-correct-link-speed.patch
Thomas Lamprecht 9fde3ef1c6 wireless: Add Debian wireless-regdb certificates
so that plain Debian crda + wireless-regdb can work, alternatively we
could disable CRDA and bake in the regdb directly in the kernel,
using the CFG80211_INTERNAL_REGDB KConfig.

Signed-off-by: Thomas Lamprecht <t.lamprecht@proxmox.com>
2023-02-10 12:48:20 +01:00

73 lines
2.4 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Thomas Lamprecht <t.lamprecht@proxmox.com>
Date: Sat, 7 Jan 2023 13:48:41 +0100
Subject: [PATCH] Revert "RDMA/irdma: Report the correct link speed"
MIME-Version: 1.0
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seem to cause a regression with some NICs:
https://lore.kernel.org/netdev/CAK8fFZ6A_Gphw_3-QMGKEFQk=sfCw1Qmq0TVZK3rtAi7vb621A@mail.gmail.com/
This reverts commit e8553504e366c8a47d1f6156c30d6eb9778cda13.
Signed-off-by: Thomas Lamprecht <t.lamprecht@proxmox.com>
Signed-off-by: Fabian Grünbichler <f.gruenbichler@proxmox.com>
---
drivers/infiniband/hw/irdma/verbs.c | 35 ++++++++++++++++++++++++++---
1 file changed, 32 insertions(+), 3 deletions(-)
diff --git a/drivers/infiniband/hw/irdma/verbs.c b/drivers/infiniband/hw/irdma/verbs.c
index f6973ea55eda..132fe91bb799 100644
--- a/drivers/infiniband/hw/irdma/verbs.c
+++ b/drivers/infiniband/hw/irdma/verbs.c
@@ -63,6 +63,36 @@ static int irdma_query_device(struct ib_device *ibdev,
return 0;
}
+/**
+ * irdma_get_eth_speed_and_width - Get IB port speed and width from netdev speed
+ * @link_speed: netdev phy link speed
+ * @active_speed: IB port speed
+ * @active_width: IB port width
+ */
+static void irdma_get_eth_speed_and_width(u32 link_speed, u16 *active_speed,
+ u8 *active_width)
+{
+ if (link_speed <= SPEED_1000) {
+ *active_width = IB_WIDTH_1X;
+ *active_speed = IB_SPEED_SDR;
+ } else if (link_speed <= SPEED_10000) {
+ *active_width = IB_WIDTH_1X;
+ *active_speed = IB_SPEED_FDR10;
+ } else if (link_speed <= SPEED_20000) {
+ *active_width = IB_WIDTH_4X;
+ *active_speed = IB_SPEED_DDR;
+ } else if (link_speed <= SPEED_25000) {
+ *active_width = IB_WIDTH_1X;
+ *active_speed = IB_SPEED_EDR;
+ } else if (link_speed <= SPEED_40000) {
+ *active_width = IB_WIDTH_4X;
+ *active_speed = IB_SPEED_FDR10;
+ } else {
+ *active_width = IB_WIDTH_4X;
+ *active_speed = IB_SPEED_EDR;
+ }
+}
+
/**
* irdma_query_port - get port attributes
* @ibdev: device pointer from stack
@@ -90,9 +120,8 @@ static int irdma_query_port(struct ib_device *ibdev, u32 port,
props->state = IB_PORT_DOWN;
props->phys_state = IB_PORT_PHYS_STATE_DISABLED;
}
-
- ib_get_eth_speed(ibdev, port, &props->active_speed,
- &props->active_width);
+ irdma_get_eth_speed_and_width(SPEED_100000, &props->active_speed,
+ &props->active_width);
if (rdma_protocol_roce(ibdev, 1)) {
props->gid_tbl_len = 32;