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>
diff --git a/drivers/net/bnx2x/bnx2x.h b/drivers/net/bnx2x/bnx2x.h
index c49b643..556cad5 100644
--- a/drivers/net/bnx2x/bnx2x.h
+++ b/drivers/net/bnx2x/bnx2x.h
@@ -1180,15 +1180,10 @@
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 ead524b..012c093 100644
--- a/drivers/net/bnx2x/bnx2x_main.c
+++ b/drivers/net/bnx2x/bnx2x_main.c
@@ -2284,35 +2284,31 @@
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};
+ 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;
+ /* 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);
+ /* 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;
+ 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;
+ tcfg.config_flags |= rss_flgs;
+ tcfg.rss_result_mask = p->rss->result_mask;
- }
-
- storm_memset_func_cfg(bp, &tcfg, p->func_id);
- }
+ 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 @@
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);