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i40e: fix RSS queues only operating on PF0
authorLihong Yang <lihong.yang@intel.com>
Mon, 30 Jan 2017 20:29:33 +0000 (12:29 -0800)
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>
Wed, 15 Mar 2017 08:58:57 +0000 (01:58 -0700)
This patch fixes the issue that RSS offloading only works on PF0 by
using the direct register writing of the hash keys for the VFs instead
of using the admin queue command to do so.

Change-ID: Ia02cda7dbaa23def342e8786097a2c03db6f580b
Signed-off-by: Lihong Yang <lihong.yang@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
drivers/net/ethernet/intel/i40e/i40e_main.c
drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c

index cb678ed..e577ff8 100644 (file)
@@ -8394,13 +8394,10 @@ static int i40e_config_rss_reg(struct i40e_vsi *vsi, const u8 *seed,
 
                if (vsi->type == I40E_VSI_MAIN) {
                        for (i = 0; i <= I40E_PFQF_HKEY_MAX_INDEX; i++)
-                               i40e_write_rx_ctl(hw, I40E_PFQF_HKEY(i),
-                                                 seed_dw[i]);
+                               wr32(hw, I40E_PFQF_HKEY(i), seed_dw[i]);
                } else if (vsi->type == I40E_VSI_SRIOV) {
                        for (i = 0; i <= I40E_VFQF_HKEY1_MAX_INDEX; i++)
-                               i40e_write_rx_ctl(hw,
-                                                 I40E_VFQF_HKEY1(i, vf_id),
-                                                 seed_dw[i]);
+                               wr32(hw, I40E_VFQF_HKEY1(i, vf_id), seed_dw[i]);
                } else {
                        dev_err(&pf->pdev->dev, "Cannot set RSS seed - invalid VSI type\n");
                }
@@ -8418,9 +8415,7 @@ static int i40e_config_rss_reg(struct i40e_vsi *vsi, const u8 *seed,
                        if (lut_size != I40E_VF_HLUT_ARRAY_SIZE)
                                return -EINVAL;
                        for (i = 0; i <= I40E_VFQF_HLUT_MAX_INDEX; i++)
-                               i40e_write_rx_ctl(hw,
-                                                 I40E_VFQF_HLUT1(i, vf_id),
-                                                 lut_dw[i]);
+                               wr32(hw, I40E_VFQF_HLUT1(i, vf_id), lut_dw[i]);
                } else {
                        dev_err(&pf->pdev->dev, "Cannot set RSS LUT - invalid VSI type\n");
                }
index 25ee5af..115a728 100644 (file)
@@ -702,10 +702,8 @@ static int i40e_alloc_vsi_res(struct i40e_vf *vf, enum i40e_vsi_type type)
                        dev_info(&pf->pdev->dev,
                                 "Could not allocate VF broadcast filter\n");
                spin_unlock_bh(&vsi->mac_filter_hash_lock);
-               i40e_write_rx_ctl(&pf->hw, I40E_VFQF_HENA1(0, vf->vf_id),
-                                 (u32)hena);
-               i40e_write_rx_ctl(&pf->hw, I40E_VFQF_HENA1(1, vf->vf_id),
-                                 (u32)(hena >> 32));
+               wr32(&pf->hw, I40E_VFQF_HENA1(0, vf->vf_id), (u32)hena);
+               wr32(&pf->hw, I40E_VFQF_HENA1(1, vf->vf_id), (u32)(hena >> 32));
        }
 
        /* program mac filter */