From: Ahmed Zaki <ahmed.zaki@intel.com>
To: netdev@vger.kernel.org
Cc: intel-wired-lan@lists.osuosl.org, corbet@lwn.net,
jesse.brandeburg@intel.com, anthony.l.nguyen@intel.com,
davem@davemloft.net, edumazet@google.com, kuba@kernel.org,
pabeni@redhat.com, vladimir.oltean@nxp.com, andrew@lunn.ch,
horms@kernel.org, mkubecek@suse.cz,
willemdebruijn.kernel@gmail.com, linux-doc@vger.kernel.org,
Ahmed Zaki <ahmed.zaki@intel.com>,
Wojciech Drewek <wojciech.drewek@intel.com>
Subject: [PATCH net-next v4 2/6] ice: fix ICE_AQ_VSI_Q_OPT_RSS_* register values
Date: Mon, 16 Oct 2023 09:49:33 -0600 [thread overview]
Message-ID: <20231016154937.41224-3-ahmed.zaki@intel.com> (raw)
In-Reply-To: <20231016154937.41224-1-ahmed.zaki@intel.com>
Fix the values of the ICE_AQ_VSI_Q_OPT_RSS_* registers. Shifting is
already done when the values are used, no need to double shift. Bug was
not discovered earlier since only ICE_AQ_VSI_Q_OPT_RSS_TPLZ (Zero) is
currently used.
Also, rename ICE_AQ_VSI_Q_OPT_RSS_XXX to ICE_AQ_VSI_Q_OPT_RSS_HASH_XXX
for consistency.
Co-developed-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Reviewed-by: Wojciech Drewek <wojciech.drewek@intel.com>
Signed-off-by: Ahmed Zaki <ahmed.zaki@intel.com>
---
drivers/net/ethernet/intel/ice/ice_adminq_cmd.h | 8 ++++----
drivers/net/ethernet/intel/ice/ice_lib.c | 4 ++--
drivers/net/ethernet/intel/ice/ice_virtchnl.c | 12 +++++-------
3 files changed, 11 insertions(+), 13 deletions(-)
diff --git a/drivers/net/ethernet/intel/ice/ice_adminq_cmd.h b/drivers/net/ethernet/intel/ice/ice_adminq_cmd.h
index 51281b58ad72..56ec1897f4d8 100644
--- a/drivers/net/ethernet/intel/ice/ice_adminq_cmd.h
+++ b/drivers/net/ethernet/intel/ice/ice_adminq_cmd.h
@@ -491,10 +491,10 @@ struct ice_aqc_vsi_props {
#define ICE_AQ_VSI_Q_OPT_RSS_GBL_LUT_M (0xF << ICE_AQ_VSI_Q_OPT_RSS_GBL_LUT_S)
#define ICE_AQ_VSI_Q_OPT_RSS_HASH_S 6
#define ICE_AQ_VSI_Q_OPT_RSS_HASH_M (0x3 << ICE_AQ_VSI_Q_OPT_RSS_HASH_S)
-#define ICE_AQ_VSI_Q_OPT_RSS_TPLZ (0x0 << ICE_AQ_VSI_Q_OPT_RSS_HASH_S)
-#define ICE_AQ_VSI_Q_OPT_RSS_SYM_TPLZ (0x1 << ICE_AQ_VSI_Q_OPT_RSS_HASH_S)
-#define ICE_AQ_VSI_Q_OPT_RSS_XOR (0x2 << ICE_AQ_VSI_Q_OPT_RSS_HASH_S)
-#define ICE_AQ_VSI_Q_OPT_RSS_JHASH (0x3 << ICE_AQ_VSI_Q_OPT_RSS_HASH_S)
+#define ICE_AQ_VSI_Q_OPT_RSS_HASH_TPLZ 0x0U
+#define ICE_AQ_VSI_Q_OPT_RSS_HASH_SYM_TPLZ 0x1U
+#define ICE_AQ_VSI_Q_OPT_RSS_HASH_XOR 0x2U
+#define ICE_AQ_VSI_Q_OPT_RSS_HASH_JHASH 0x3U
u8 q_opt_tc;
#define ICE_AQ_VSI_Q_OPT_TC_OVR_S 0
#define ICE_AQ_VSI_Q_OPT_TC_OVR_M (0x1F << ICE_AQ_VSI_Q_OPT_TC_OVR_S)
diff --git a/drivers/net/ethernet/intel/ice/ice_lib.c b/drivers/net/ethernet/intel/ice/ice_lib.c
index 1f45f0c3963d..64b6d9f7a46e 100644
--- a/drivers/net/ethernet/intel/ice/ice_lib.c
+++ b/drivers/net/ethernet/intel/ice/ice_lib.c
@@ -1186,12 +1186,12 @@ static void ice_set_rss_vsi_ctx(struct ice_vsi_ctx *ctxt, struct ice_vsi *vsi)
case ICE_VSI_PF:
/* PF VSI will inherit RSS instance of PF */
lut_type = ICE_AQ_VSI_Q_OPT_RSS_LUT_PF;
- hash_type = ICE_AQ_VSI_Q_OPT_RSS_TPLZ;
+ hash_type = ICE_AQ_VSI_Q_OPT_RSS_HASH_TPLZ;
break;
case ICE_VSI_VF:
/* VF VSI will gets a small RSS table which is a VSI LUT type */
lut_type = ICE_AQ_VSI_Q_OPT_RSS_LUT_VSI;
- hash_type = ICE_AQ_VSI_Q_OPT_RSS_TPLZ;
+ hash_type = ICE_AQ_VSI_Q_OPT_RSS_HASH_TPLZ;
break;
default:
dev_dbg(dev, "Unsupported VSI type %s\n",
diff --git a/drivers/net/ethernet/intel/ice/ice_virtchnl.c b/drivers/net/ethernet/intel/ice/ice_virtchnl.c
index 01e88b6e43a1..55bf7891981f 100644
--- a/drivers/net/ethernet/intel/ice/ice_virtchnl.c
+++ b/drivers/net/ethernet/intel/ice/ice_virtchnl.c
@@ -823,8 +823,8 @@ static int ice_vc_handle_rss_cfg(struct ice_vf *vf, u8 *msg, bool add)
int status;
lut_type = ICE_AQ_VSI_Q_OPT_RSS_LUT_VSI;
- hash_type = add ? ICE_AQ_VSI_Q_OPT_RSS_XOR :
- ICE_AQ_VSI_Q_OPT_RSS_TPLZ;
+ hash_type = add ? ICE_AQ_VSI_Q_OPT_RSS_HASH_XOR :
+ ICE_AQ_VSI_Q_OPT_RSS_HASH_TPLZ;
ctx = kzalloc(sizeof(*ctx), GFP_KERNEL);
if (!ctx) {
@@ -832,11 +832,9 @@ static int ice_vc_handle_rss_cfg(struct ice_vf *vf, u8 *msg, bool add)
goto error_param;
}
- ctx->info.q_opt_rss = ((lut_type <<
- ICE_AQ_VSI_Q_OPT_RSS_LUT_S) &
- ICE_AQ_VSI_Q_OPT_RSS_LUT_M) |
- (hash_type &
- ICE_AQ_VSI_Q_OPT_RSS_HASH_M);
+ ctx->info.q_opt_rss =
+ FIELD_PREP(ICE_AQ_VSI_Q_OPT_RSS_LUT_M, lut_type) |
+ FIELD_PREP(ICE_AQ_VSI_Q_OPT_RSS_HASH_M, hash_type);
/* Preserve existing queueing option setting */
ctx->info.q_opt_rss |= (vsi->info.q_opt_rss &
--
2.34.1
next prev parent reply other threads:[~2023-10-16 15:50 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-16 15:49 [PATCH net-next v4 0/6] Support symmetric RSS (Toeplitz) hash Ahmed Zaki
2023-10-16 15:49 ` [PATCH net-next v4 1/6] net: ethtool: allow symmetric-xor RSS hash for any flow type Ahmed Zaki
2023-10-16 20:17 ` Alexander H Duyck
2023-10-16 21:08 ` Ahmed Zaki
2023-10-16 22:15 ` Alexander Duyck
2023-10-16 22:44 ` Ahmed Zaki
2023-10-16 22:55 ` Alexander Duyck
2023-10-16 23:30 ` Jakub Kicinski
2023-10-17 0:08 ` Ahmed Zaki
2023-10-17 18:42 ` Alexander Duyck
2023-10-17 19:14 ` Ahmed Zaki
2023-10-17 20:03 ` Alexander Duyck
2023-10-17 20:19 ` Jakub Kicinski
2023-10-17 20:28 ` Alexander Duyck
2023-10-17 18:37 ` Alexander Duyck
2023-10-17 20:17 ` Jakub Kicinski
2023-10-17 20:41 ` Alexander Duyck
2023-10-17 22:12 ` [Intel-wired-lan] " Ahmed Zaki
2023-10-18 0:34 ` Jakub Kicinski
2023-10-18 18:12 ` Alexander Duyck
2023-10-18 23:50 ` Jakub Kicinski
2023-10-20 21:24 ` Ahmed Zaki
2023-10-20 22:33 ` Jakub Kicinski
2023-10-20 23:14 ` [Intel-wired-lan] " Ahmed Zaki
2023-10-20 23:49 ` Jakub Kicinski
2023-10-21 0:00 ` Ahmed Zaki
2023-10-29 12:25 ` Gal Pressman
2023-10-29 12:42 ` Ahmed Zaki
2023-10-29 12:48 ` Gal Pressman
2023-10-29 16:59 ` Ahmed Zaki
2023-10-31 12:00 ` Gal Pressman
2023-10-31 14:40 ` Ahmed Zaki
2023-10-31 14:45 ` Gal Pressman
2023-10-31 15:14 ` Ahmed Zaki
2023-10-31 15:20 ` Jakub Kicinski
2023-10-31 16:13 ` Gal Pressman
2023-10-31 19:57 ` Jakub Kicinski
2023-10-31 16:12 ` Gal Pressman
2023-10-31 14:59 ` Alexander Duyck
2023-10-31 16:11 ` Gal Pressman
2023-10-16 15:49 ` Ahmed Zaki [this message]
2023-10-16 15:49 ` [PATCH net-next v4 3/6] ice: refactor RSS configuration Ahmed Zaki
2023-10-16 15:49 ` [PATCH net-next v4 4/6] ice: refactor the FD and RSS flow ID generation Ahmed Zaki
2023-10-16 15:49 ` [PATCH net-next v4 5/6] ice: enable symmetric RSS Toeplitz hash for any flow type Ahmed Zaki
2023-10-16 15:49 ` [PATCH net-next v4 6/6] iavf: enable symmetric RSS Toeplitz hash Ahmed Zaki
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