ice: Refactor ice_set/get_rss into LUT and key specific functions

Currently ice_set/get_rss are used to set/get the RSS LUT and/or RSS
key. However nearly everywhere these functions are called only the LUT
or key are set/get. Also, making this change reduces how many things
ice_set/get_rss are doing. Fix this by adding ice_set/get_rss_lut and
ice_set/get_rss_key functions.

Also, consolidate all calls for setting/getting the RSS LUT and RSS Key
to use ice_set/get_rss_lut() and ice_set/get_rss_key().

Signed-off-by: Brett Creeley <brett.creeley@intel.com>
Tested-by: Tony Brelinski <tonyx.brelinski@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>

1 files changed, 20 insertions, 23 deletions

diff --git a/drivers/net/ethernet/intel/ice/ice_ethtool.c b/drivers/net/ethernet/intel/ice/ice_ethtool.c
index 0840fcf2f2cc..998629b9767f 100644
--- a/drivers/net/ethernet/intel/ice/ice_ethtool.c
+++ b/drivers/net/ethernet/intel/ice/ice_ethtool.c
@@ -3140,7 +3140,7 @@ ice_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key, u8 *hfunc)
 	struct ice_netdev_priv *np = netdev_priv(netdev);
 	struct ice_vsi *vsi = np->vsi;
 	struct ice_pf *pf = vsi->back;
-	int ret = 0, i;
+	int err, i;
 	u8 *lut;
 
 	if (hfunc)
@@ -3159,17 +3159,20 @@ ice_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key, u8 *hfunc)
 	if (!lut)
 		return -ENOMEM;
 
-	if (ice_get_rss(vsi, key, lut, vsi->rss_table_size)) {
-		ret = -EIO;
+	err = ice_get_rss_key(vsi, key);
+	if (err)
+		goto out;
+
+	err = ice_get_rss_lut(vsi, lut, vsi->rss_table_size);
+	if (err)
 		goto out;
-	}
 
 	for (i = 0; i < vsi->rss_table_size; i++)
 		indir[i] = (u32)(lut[i]);
 
 out:
 	kfree(lut);
-	return ret;
+	return err;
 }
 
 /**
@@ -3190,7 +3193,7 @@ ice_set_rxfh(struct net_device *netdev, const u32 *indir, const u8 *key,
 	struct ice_vsi *vsi = np->vsi;
 	struct ice_pf *pf = vsi->back;
 	struct device *dev;
-	u8 *seed = NULL;
+	int err;
 
 	dev = ice_pf_to_dev(pf);
 	if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP)
@@ -3211,7 +3214,10 @@ ice_set_rxfh(struct net_device *netdev, const u32 *indir, const u8 *key,
 				return -ENOMEM;
 		}
 		memcpy(vsi->rss_hkey_user, key, ICE_VSIQF_HKEY_ARRAY_SIZE);
-		seed = vsi->rss_hkey_user;
+
+		err = ice_set_rss_key(vsi, vsi->rss_hkey_user);
+		if (err)
+			return err;
 	}
 
 	if (!vsi->rss_lut_user) {
@@ -3232,8 +3238,9 @@ ice_set_rxfh(struct net_device *netdev, const u32 *indir, const u8 *key,
 				 vsi->rss_size);
 	}
 
-	if (ice_set_rss(vsi, seed, vsi->rss_lut_user, vsi->rss_table_size))
-		return -EIO;
+	err = ice_set_rss_lut(vsi, vsi->rss_lut_user, vsi->rss_table_size);
+	if (err)
+		return err;
 
 	return 0;
 }
@@ -3328,12 +3335,10 @@ static int ice_get_valid_rss_size(struct ice_hw *hw, int new_size)
  */
 static int ice_vsi_set_dflt_rss_lut(struct ice_vsi *vsi, int req_rss_size)
 {
-	struct ice_aq_get_set_rss_lut_params set_params = {};
 	struct ice_pf *pf = vsi->back;
-	enum ice_status status;
 	struct device *dev;
 	struct ice_hw *hw;
-	int err = 0;
+	int err;
 	u8 *lut;
 
 	dev = ice_pf_to_dev(pf);
@@ -3354,18 +3359,10 @@ static int ice_vsi_set_dflt_rss_lut(struct ice_vsi *vsi, int req_rss_size)
 
 	/* create/set RSS LUT */
 	ice_fill_rss_lut(lut, vsi->rss_table_size, vsi->rss_size);
-	set_params.vsi_handle = vsi->idx;
-	set_params.lut_size = vsi->rss_table_size;
-	set_params.lut_type = vsi->rss_lut_type;
-	set_params.lut = lut;
-	set_params.global_lut_id = 0;
-	status = ice_aq_set_rss_lut(hw, &set_params);
-	if (status) {
-		dev_err(dev, "Cannot set RSS lut, err %s aq_err %s\n",
-			ice_stat_str(status),
+	err = ice_set_rss_lut(vsi, lut, vsi->rss_table_size);
+	if (err)
+		dev_err(dev, "Cannot set RSS lut, err %d aq_err %s\n", err,
 			ice_aq_str(hw->adminq.sq_last_status));
-		err = -EIO;
-	}
 
 	kfree(lut);
 	return err;