diff options
| author | Dmitry Kravkov <dmitry@broadcom.com> | 2010-10-17 23:08:53 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-10-18 06:51:59 -0700 |
| commit | 030f3356b64a129a1ab34175491a8175bef98e6e (patch) | |
| tree | 444fccbb8f7dabb1987132c008525b71bea83c03 /drivers/net/bnx2x | |
| parent | c8e4f48a8eb236eb672c6da0731ee01a633844f0 (diff) | |
| download | blackbird-op-linux-030f3356b64a129a1ab34175491a8175bef98e6e.tar.gz blackbird-op-linux-030f3356b64a129a1ab34175491a8175bef98e6e.zip | |
bnx2x: remove unnecessary FUNC_FLG_RSS flag and related
As suggested by: Joe Perches <joe@perches.com>
Although RSS is meaningless when there is a single HW queue we
still need it enabled in order to have HW Rx hash generated.
Signed-off-by: Dmitry Kravkov <dmitry@broadcom.com>
Signed-off-by: Vladislav Zolotarov <vladz@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/bnx2x')
| -rw-r--r-- | drivers/net/bnx2x/bnx2x.h | 13 | ||||
| -rw-r--r-- | drivers/net/bnx2x/bnx2x_main.c | 70 |
2 files changed, 34 insertions, 49 deletions
diff --git a/drivers/net/bnx2x/bnx2x.h b/drivers/net/bnx2x/bnx2x.h index c49b643e009b..556cad5ed012 100644 --- a/drivers/net/bnx2x/bnx2x.h +++ b/drivers/net/bnx2x/bnx2x.h @@ -1180,15 +1180,10 @@ struct bnx2x { TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_TCP_CAPABILITY /* func init flags */ -#define FUNC_FLG_RSS 0x0001 -#define FUNC_FLG_STATS 0x0002 -/* removed FUNC_FLG_UNMATCHED 0x0004 */ -#define FUNC_FLG_TPA 0x0008 -#define FUNC_FLG_SPQ 0x0010 -#define FUNC_FLG_LEADING 0x0020 /* PF only */ - -#define FUNC_CONFIG(flgs) ((flgs) & (FUNC_FLG_RSS | FUNC_FLG_TPA | \ - FUNC_FLG_LEADING)) +#define FUNC_FLG_STATS 0x0001 +#define FUNC_FLG_TPA 0x0002 +#define FUNC_FLG_SPQ 0x0004 +#define FUNC_FLG_LEADING 0x0008 /* PF only */ struct rxq_pause_params { u16 bd_th_lo; diff --git a/drivers/net/bnx2x/bnx2x_main.c b/drivers/net/bnx2x/bnx2x_main.c index ead524bca8f2..012c093cb432 100644 --- a/drivers/net/bnx2x/bnx2x_main.c +++ b/drivers/net/bnx2x/bnx2x_main.c @@ -2284,35 +2284,31 @@ void bnx2x_rxq_set_mac_filters(struct bnx2x *bp, u16 cl_id, u32 filters) void bnx2x_func_init(struct bnx2x *bp, struct bnx2x_func_init_params *p) { - if (FUNC_CONFIG(p->func_flgs)) { - struct tstorm_eth_function_common_config tcfg = {0}; - - /* tpa */ - if (p->func_flgs & FUNC_FLG_TPA) - tcfg.config_flags |= - TSTORM_ETH_FUNCTION_COMMON_CONFIG_ENABLE_TPA; - - /* set rss flags */ - if (p->func_flgs & FUNC_FLG_RSS) { - u16 rss_flgs = (p->rss->mode << - TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_MODE_SHIFT); - - if (p->rss->cap & RSS_IPV4_CAP) - rss_flgs |= RSS_IPV4_CAP_MASK; - if (p->rss->cap & RSS_IPV4_TCP_CAP) - rss_flgs |= RSS_IPV4_TCP_CAP_MASK; - if (p->rss->cap & RSS_IPV6_CAP) - rss_flgs |= RSS_IPV6_CAP_MASK; - if (p->rss->cap & RSS_IPV6_TCP_CAP) - rss_flgs |= RSS_IPV6_TCP_CAP_MASK; - - tcfg.config_flags |= rss_flgs; - tcfg.rss_result_mask = p->rss->result_mask; + struct tstorm_eth_function_common_config tcfg = {0}; + u16 rss_flgs; - } + /* tpa */ + if (p->func_flgs & FUNC_FLG_TPA) + tcfg.config_flags |= + TSTORM_ETH_FUNCTION_COMMON_CONFIG_ENABLE_TPA; - storm_memset_func_cfg(bp, &tcfg, p->func_id); - } + /* set rss flags */ + rss_flgs = (p->rss->mode << + TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_MODE_SHIFT); + + if (p->rss->cap & RSS_IPV4_CAP) + rss_flgs |= RSS_IPV4_CAP_MASK; + if (p->rss->cap & RSS_IPV4_TCP_CAP) + rss_flgs |= RSS_IPV4_TCP_CAP_MASK; + if (p->rss->cap & RSS_IPV6_CAP) + rss_flgs |= RSS_IPV6_CAP_MASK; + if (p->rss->cap & RSS_IPV6_TCP_CAP) + rss_flgs |= RSS_IPV6_TCP_CAP_MASK; + + tcfg.config_flags |= rss_flgs; + tcfg.rss_result_mask = p->rss->result_mask; + + storm_memset_func_cfg(bp, &tcfg, p->func_id); /* Enable the function in the FW */ storm_memset_vf_to_pf(bp, p->func_id, p->pf_id); @@ -2479,23 +2475,17 @@ void bnx2x_pf_init(struct bnx2x *bp) else flags |= FUNC_FLG_TPA; + /* function setup */ + /** * Although RSS is meaningless when there is a single HW queue we * still need it enabled in order to have HW Rx hash generated. - * - * if (is_eth_multi(bp)) - * flags |= FUNC_FLG_RSS; */ - flags |= FUNC_FLG_RSS; - - /* function setup */ - if (flags & FUNC_FLG_RSS) { - rss.cap = (RSS_IPV4_CAP | RSS_IPV4_TCP_CAP | - RSS_IPV6_CAP | RSS_IPV6_TCP_CAP); - rss.mode = bp->multi_mode; - rss.result_mask = MULTI_MASK; - func_init.rss = &rss; - } + rss.cap = (RSS_IPV4_CAP | RSS_IPV4_TCP_CAP | + RSS_IPV6_CAP | RSS_IPV6_TCP_CAP); + rss.mode = bp->multi_mode; + rss.result_mask = MULTI_MASK; + func_init.rss = &rss; func_init.func_flgs = flags; func_init.pf_id = BP_FUNC(bp); |
