[dpdk-dev] [PATCH v2] net/ice/base: fix bm mask set and find switch recipe method

[Ye Xiaolong]

On 04/29, Wei Zhao wrote:
>When we download a switch rule for ipv6 with esp payload
>"eth / ipv6 / esp spi is 1 / end actions queue index 2 / end"
>
>if we don't add bm bit set check for tun_type, then a packet of
>ipv4 with esp payload
>
>"sendp([Ether(dst="00:00:00:00:01:00")/IP(proto=50)/ESP(spi=1)/
>("X"*480)], iface="ens5f0", count=10)"
>
>will also go to queue index 2. And also, we need to do tun_type
>check, or the second rule of following can not be download because
>of rejection from switch rule download function ice_aq_sw_rules().
>
>"eth / ipv4 / esp spi is 1 / end actions queue index 5 / end"
>
>"eth / ipv6 / esp spi is 1 / end actions queue index 2 / end"
>
>Fixes: 4f11962fce84 ("net/ice/base: support AH ESP and NAT-T on switch")
>Fixes: 99d8ba79efbe ("net/ice/base: force switch to use different recipe")
>
>Signed-off-by: Wei Zhao <wei.zhao1 at intel.com>
>---
> drivers/net/ice/base/ice_switch.c | 13 +++++++++----
> drivers/net/ice/base/ice_switch.h |  2 ++
> 2 files changed, 11 insertions(+), 4 deletions(-)
>
>diff --git a/drivers/net/ice/base/ice_switch.c b/drivers/net/ice/base/ice_switch.c
>index 957142a10..f3d52d2dc 100644
>--- a/drivers/net/ice/base/ice_switch.c
>+++ b/drivers/net/ice/base/ice_switch.c
>@@ -5285,10 +5285,7 @@ static u16 ice_find_recp(struct ice_hw *hw, struct ice_prot_lkup_ext *lkup_exts,
> 			/* If for "i"th recipe the found was never set to false
> 			 * then it means we found our match
> 			 */
>-			if (ice_is_prof_rule(tun_type) &&
>-			    tun_type == recp[i].tun_type && found)
>-				return i; /* Return the recipe ID */
>-			else if (!ice_is_prof_rule(tun_type) && found)
>+			if (tun_type == recp[i].tun_type && found)
> 				return i; /* Return the recipe ID */
> 		}
> 	}
>@@ -6005,9 +6002,11 @@ ice_get_compat_fv_bitmap(struct ice_hw *hw, struct ice_adv_rule_info *rinfo,
> 		prof_type = ICE_PROF_TUN_PPPOE;
> 		break;
> 	case ICE_SW_TUN_PROFID_IPV6_ESP:
>+	case ICE_SW_TUN_IPV6_ESP:
> 		ice_set_bit(ICE_PROFID_IPV6_ESP, bm);
> 		return;
> 	case ICE_SW_TUN_PROFID_IPV6_AH:
>+	case ICE_SW_TUN_IPV6_AH:
> 		ice_set_bit(ICE_PROFID_IPV6_AH, bm);
> 		return;
> 	case ICE_SW_TUN_PROFID_MAC_IPV6_L2TPV3:
>@@ -6036,6 +6035,12 @@ ice_get_compat_fv_bitmap(struct ice_hw *hw, struct ice_adv_rule_info *rinfo,
> 	case ICE_SW_TUN_IPV4_L2TPV3:
> 		ice_set_bit(ICE_PROFID_MAC_IPV4_L2TPV3, bm);
> 		return;
>+	case ICE_SW_TUN_IPV4_ESP:
>+		ice_set_bit(ICE_PROFID_IPV4_ESP, bm);
>+		return;
>+	case ICE_SW_TUN_IPV4_AH:
>+		ice_set_bit(ICE_PROFID_IPV4_AH, bm);
>+		return;
> 	case ICE_SW_TUN_AND_NON_TUN:
> 	default:
> 		prof_type = ICE_PROF_ALL;
>diff --git a/drivers/net/ice/base/ice_switch.h b/drivers/net/ice/base/ice_switch.h
>index 09dc1f236..6bb742d2f 100644
>--- a/drivers/net/ice/base/ice_switch.h
>+++ b/drivers/net/ice/base/ice_switch.h
>@@ -16,7 +16,9 @@
> #define ICE_FLTR_TX_RX (ICE_FLTR_RX | ICE_FLTR_TX)
> 
> /* Switch Profile IDs for Profile related switch rules */
>+#define ICE_PROFID_IPV4_ESP		71
> #define ICE_PROFID_IPV6_ESP		72
>+#define ICE_PROFID_IPV4_AH		73
> #define ICE_PROFID_IPV6_AH		74
> #define ICE_PROFID_IPV4_NAT_T		75
> #define ICE_PROFID_IPV6_NAT_T		76
>-- 
>2.19.1
>

Applied to dpdk-next-net-intel, Thanks.