diff options
| author | Konstantin Taranov <kotaranov@microsoft.com> | 2025-05-07 08:59:02 -0700 |
|---|---|---|
| committer | Leon Romanovsky <leon@kernel.org> | 2025-05-12 06:44:52 -0400 |
| commit | ced82fce77e93315239f54caebbc88e263078e31 (patch) | |
| tree | 5b49a821721666ef0f1cf1330d8a7e240c228e24 /drivers/net/ethernet/microsoft/mana/mana_en.c | |
| parent | 8536666a52833da326ab17d43ee2cd6c66751716 (diff) | |
net: mana: Probe rdma device in mana driver
Initialize gdma device for rdma inside mana module.
For each gdma device, initialize an auxiliary ib device.
Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com>
Link: https://patch.msgid.link/1746633545-17653-2-git-send-email-kotaranov@linux.microsoft.com
Reviewed-by: Long Li <longli@microsoft.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Diffstat (limited to 'drivers/net/ethernet/microsoft/mana/mana_en.c')
| -rw-r--r-- | drivers/net/ethernet/microsoft/mana/mana_en.c | 39 |
1 files changed, 36 insertions, 3 deletions
diff --git a/drivers/net/ethernet/microsoft/mana/mana_en.c b/drivers/net/ethernet/microsoft/mana/mana_en.c index 2bac6be8f6a0..fa83f935ffe1 100644 --- a/drivers/net/ethernet/microsoft/mana/mana_en.c +++ b/drivers/net/ethernet/microsoft/mana/mana_en.c @@ -2945,7 +2945,7 @@ static void remove_adev(struct gdma_dev *gd) gd->adev = NULL; } -static int add_adev(struct gdma_dev *gd) +static int add_adev(struct gdma_dev *gd, const char *name) { struct auxiliary_device *adev; struct mana_adev *madev; @@ -2961,7 +2961,7 @@ static int add_adev(struct gdma_dev *gd) goto idx_fail; adev->id = ret; - adev->name = "rdma"; + adev->name = name; adev->dev.parent = gd->gdma_context->dev; adev->dev.release = adev_release; madev->mdev = gd; @@ -3077,7 +3077,7 @@ int mana_probe(struct gdma_dev *gd, bool resuming) } } - err = add_adev(gd); + err = add_adev(gd, "eth"); out: if (err) { mana_remove(gd, false); @@ -3151,6 +3151,39 @@ out: dev_dbg(dev, "%s succeeded\n", __func__); } +int mana_rdma_probe(struct gdma_dev *gd) +{ + int err = 0; + + if (gd->dev_id.type != GDMA_DEVICE_MANA_IB) { + /* RDMA device is not detected on pci */ + return err; + } + + err = mana_gd_register_device(gd); + if (err) + return err; + + err = add_adev(gd, "rdma"); + if (err) + mana_gd_deregister_device(gd); + + return err; +} + +void mana_rdma_remove(struct gdma_dev *gd) +{ + if (gd->dev_id.type != GDMA_DEVICE_MANA_IB) { + /* RDMA device is not detected on pci */ + return; + } + + if (gd->adev) + remove_adev(gd); + + mana_gd_deregister_device(gd); +} + struct net_device *mana_get_primary_netdev(struct mana_context *ac, u32 port_index, netdevice_tracker *tracker) |