[dpdk-dev,44/80] net/sfc: size MAC stats DMA buffer to support Medford2
Checks
Commit Message
Medford2 supports more MAC stats than previous HW. So DMA
buffer must be sized properly.
Signed-off-by: Andrew Rybchenko <arybchenko@solarflare.com>
---
drivers/net/sfc/sfc_port.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
@@ -323,6 +323,8 @@ sfc_port_attach(struct sfc_adapter *sa)
struct sfc_port *port = &sa->port;
const efx_nic_cfg_t *encp = efx_nic_cfg_get(sa->nic);
const struct ether_addr *from;
+ uint32_t mac_nstats;
+ size_t mac_stats_size;
long kvarg_stats_update_period_ms;
int rc;
@@ -358,7 +360,9 @@ sfc_port_attach(struct sfc_adapter *sa)
if (port->mac_stats_buf == NULL)
goto fail_mac_stats_buf_alloc;
- rc = sfc_dma_alloc(sa, "mac_stats", 0, EFX_MAC_STATS_SIZE,
+ mac_nstats = efx_nic_cfg_get(sa->nic)->enc_mac_stats_nstats;
+ mac_stats_size = RTE_ALIGN(mac_nstats * sizeof(uint64_t), EFX_BUF_SIZE);
+ rc = sfc_dma_alloc(sa, "mac_stats", 0, mac_stats_size,
sa->socket_id, &port->mac_stats_dma_mem);
if (rc != 0)
goto fail_mac_stats_dma_alloc;