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authorNgai-Mint Kwan <ngai-mint.kwan@intel.com>2016-04-02 02:17:39 +0300
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>2016-04-21 09:07:33 +0300
commit11ec36a974f59c99e8a4ff7040026569a43ab567 (patch)
tree7422ab60a6426ffdc36a73f7f608aa9f81455fd8 /drivers/net/ethernet
parentfb6515c8f03bbfdc99cff156becd5e14df1dd601 (diff)
downloadlinux-11ec36a974f59c99e8a4ff7040026569a43ab567.tar.xz
fm10k: Reset multicast mode when deleting lport
Deleting lport when multicast mode is configured to FM10K_XCAST_MODE_ALLMULTI or FM10K_XCAST_MODE_PROMISC will result in generating orphaned multicast-group entries in the switch manager. Before deleting the lport, reset multicast mode to FM10K_XCAST_MODE_NONE to flush out these multicast-group entries. Signed-off-by: Ngai-Mint Kwan <ngai-mint.kwan@intel.com> Signed-off-by: Jacob Keller <jacob.e.keller@intel.com> Tested-by: Krishneil Singh <Krishneil.k.singh@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet')
-rw-r--r--drivers/net/ethernet/intel/fm10k/fm10k_pf.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_pf.c b/drivers/net/ethernet/intel/fm10k/fm10k_pf.c
index 88d5acf484d0..2105cb8d31cc 100644
--- a/drivers/net/ethernet/intel/fm10k/fm10k_pf.c
+++ b/drivers/net/ethernet/intel/fm10k/fm10k_pf.c
@@ -488,6 +488,10 @@ static s32 fm10k_update_lport_state_pf(struct fm10k_hw *hw, u16 glort,
if (!fm10k_glort_valid_pf(hw, glort))
return FM10K_ERR_PARAM;
+ /* reset multicast mode if deleting lport */
+ if (!enable)
+ fm10k_update_xcast_mode_pf(hw, glort, FM10K_XCAST_MODE_NONE);
+
/* construct the lport message from the 2 pieces of data we have */
lport_msg = ((u32)count << 16) | glort;