iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

net: lan966x: Update rxq memory model

Browse Source 
By default the rxq memory model is MEM_TYPE_PAGE_SHARED but to be able
to reuse pages on the TX side, when the XDP action XDP_TX it is required
to update the memory model to PAGE_POOL.

Signed-off-by: Horatiu Vultur <horatiu.vultur@microchip.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Horatiu Vultur 2022-11-23 21:31:36 +01:00 committed by David S. Miller
parent 49f5eea8c4
commit 77ddda4441
1 changed files with 13 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
drivers/net/ethernet/microchip/lan966x/lan966x_fdma.c
View File

@ -80,6 +80,19 @@ static int lan966x_fdma_rx_alloc_page_pool(struct lan966x_rx *rx)
};
rx->page_pool = page_pool_create(&pp_params);
for (int i = 0; i < lan966x->num_phys_ports; ++i) {
struct lan966x_port *port;
if (!lan966x->ports[i])
continue;
port = lan966x->ports[i];
xdp_rxq_info_unreg_mem_model(&port->xdp_rxq);
xdp_rxq_info_reg_mem_model(&port->xdp_rxq, MEM_TYPE_PAGE_POOL,
rx->page_pool);
}
return PTR_ERR_OR_ZERO(rx->page_pool);
}