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net/mlx5e: Add queue config ops for page size

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For now allow only PAGE_SIZE. A subsequent patch will add support for
high order pages in zero-copy mode.

Signed-off-by: Dragos Tatulea <dtatulea@nvidia.com>
Signed-off-by: Tariq Toukan <tariqt@nvidia.com>
Link: https://patch.msgid.link/20260223204155.1783580-13-tariqt@nvidia.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
This commit is contained in:
Dragos Tatulea 2026-02-23 22:41:52 +02:00 committed by Paolo Abeni
parent 8611660778
commit 0fa8c93357
1 changed files with 19 additions and 0 deletions
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19
drivers/net/ethernet/mellanox/mlx5/core/en_main.c
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@ -5572,6 +5572,22 @@ struct mlx5_qmgmt_data {
struct mlx5e_channel *c;
};
static void mlx5e_queue_default_qcfg(struct net_device *dev,
struct netdev_queue_config *qcfg)
{
qcfg->rx_page_size = PAGE_SIZE;
}
static int mlx5e_queue_validate_qcfg(struct net_device *dev,
struct netdev_queue_config *qcfg,
struct netlink_ext_ack *extack)
{
if (qcfg->rx_page_size != PAGE_SIZE)
return -EINVAL;
return 0;
}
static int mlx5e_queue_mem_alloc(struct net_device *dev,
struct netdev_queue_config *qcfg,
void *newq, int queue_index)
@ -5682,6 +5698,9 @@ static const struct netdev_queue_mgmt_ops mlx5e_queue_mgmt_ops = {
.ndo_queue_start = mlx5e_queue_start,
.ndo_queue_stop = mlx5e_queue_stop,
.ndo_queue_get_dma_dev = mlx5e_queue_get_dma_dev,
.ndo_default_qcfg = mlx5e_queue_default_qcfg,
.ndo_validate_qcfg = mlx5e_queue_validate_qcfg,
.supported_params = QCFG_RX_PAGE_SIZE,
};
static void mlx5e_build_nic_netdev(struct net_device *netdev)