commit 5d3a6fca955c18b066f01233f9faeb351c0d966b
author Ben Hutchings <bhutchings@solarflare.com> Fri Jun 25 07:05:43 2010 +0000
committer David S. Miller <davem@davemloft.net> Fri Jun 25 21:03:31 2010 -0700
tree 6cc1ea2cf88a058425d003aaa53fbcc2c228f2b2
parent 604f6049ba2af86fe361d4cc320443d35b232df1

sfc: Move siena_nic_data::ipv6_rss_key to efx_nic::rx_hash_key

We will use this hash key for Toeplitz IPv4 hashing too.

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/sfc/siena.c

diff --git a/drivers/net/sfc/siena.c b/drivers/net/sfc/siena.c
index f1741b4..7fd258c 100644
--- a/drivers/net/sfc/siena.c
+++ b/drivers/net/sfc/siena.c
@@ -285,9 +285,6 @@
 		goto fail5;
 	}
 
-	get_random_bytes(&nic_data->ipv6_rss_key,
-			 sizeof(nic_data->ipv6_rss_key));
-
 	return 0;
 
 fail5:
@@ -307,7 +304,6 @@
  */
 static int siena_init_nic(struct efx_nic *efx)
 {
-	struct siena_nic_data *nic_data = efx->nic_data;
 	efx_oword_t temp;
 	int rc;
 
@@ -336,16 +332,16 @@
 	efx_writeo(efx, &temp, FR_AZ_RX_CFG);
 
 	/* Enable IPv6 RSS */
-	BUILD_BUG_ON(sizeof(nic_data->ipv6_rss_key) !=
+	BUILD_BUG_ON(sizeof(efx->rx_hash_key) <
 		     2 * sizeof(temp) + FRF_CZ_RX_RSS_IPV6_TKEY_HI_WIDTH / 8 ||
 		     FRF_CZ_RX_RSS_IPV6_TKEY_HI_LBN != 0);
-	memcpy(&temp, nic_data->ipv6_rss_key, sizeof(temp));
+	memcpy(&temp, efx->rx_hash_key, sizeof(temp));
 	efx_writeo(efx, &temp, FR_CZ_RX_RSS_IPV6_REG1);
-	memcpy(&temp, nic_data->ipv6_rss_key + sizeof(temp), sizeof(temp));
+	memcpy(&temp, efx->rx_hash_key + sizeof(temp), sizeof(temp));
 	efx_writeo(efx, &temp, FR_CZ_RX_RSS_IPV6_REG2);
 	EFX_POPULATE_OWORD_2(temp, FRF_CZ_RX_RSS_IPV6_THASH_ENABLE, 1,
 			     FRF_CZ_RX_RSS_IPV6_IP_THASH_ENABLE, 1);
-	memcpy(&temp, nic_data->ipv6_rss_key + 2 * sizeof(temp),
+	memcpy(&temp, efx->rx_hash_key + 2 * sizeof(temp),
 	       FRF_CZ_RX_RSS_IPV6_TKEY_HI_WIDTH / 8);
 	efx_writeo(efx, &temp, FR_CZ_RX_RSS_IPV6_REG3);