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sfc: read back RX hash config from the NIC when querying it with ethtool -x

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Ensures that we report the key and indirection table the NIC is using,
 rather than (if setting them failed earlier) what we wanted it to use.

Signed-off-by: Edward Cree <ecree@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Edward Cree
2017-01-17 12:02:12 +00:00
committed by David S. Miller
parent f74d199519
commit a707d18851
6 changed files with 96 additions and 0 deletions
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2
drivers/net/ethernet/sfc/net_driver.h
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@@ -1181,6 +1181,7 @@ struct efx_mtd_partition {
* @tx_remove: Free resources for TX queue
* @tx_write: Write TX descriptors and doorbell
* @rx_push_rss_config: Write RSS hash key and indirection table to the NIC
* @rx_pull_rss_config: Read RSS hash key and indirection table back from the NIC
* @rx_probe: Allocate resources for RX queue
* @rx_init: Initialise RX queue on the NIC
* @rx_remove: Free resources for RX queue
@@ -1312,6 +1313,7 @@ struct efx_nic_type {
dma_addr_t dma_addr, unsigned int len);
int (*rx_push_rss_config)(struct efx_nic *efx, bool user,
const u32 *rx_indir_table, const u8 *key);
int (*rx_pull_rss_config)(struct efx_nic *efx);
int (*rx_probe)(struct efx_rx_queue *rx_queue);
void (*rx_init)(struct efx_rx_queue *rx_queue);
void (*rx_remove)(struct efx_rx_queue *rx_queue);