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authorSasha Neftin <sasha.neftin@intel.com>2020-06-22 10:20:30 +0300
committerTony Nguyen <anthony.l.nguyen@intel.com>2020-07-27 08:49:31 -0700
commit60f7bb824133ee3820b94957c89e2321fd5aec3f (patch)
tree3cc5b175281f85233b50f69d6acc016cee99fd46
parentigc: Remove unneeded variable (diff)
downloadlinux-dev-60f7bb824133ee3820b94957c89e2321fd5aec3f.tar.xz
linux-dev-60f7bb824133ee3820b94957c89e2321fd5aec3f.zip
igc: Add Receive Descriptor Minimum Threshold Count to clear HW counters
The statistics of this register are being tracked, however, the register was inadvertently missed when implementing igc_clear_hw_cntrs_base(). The register is clear on read, so add it to the function so that the register is cleared when requested so the tracked count is accurate. Signed-off-by: Sasha Neftin <sasha.neftin@intel.com> Tested-by: Aaron Brown <aaron.f.brown@intel.com> Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
-rw-r--r--drivers/net/ethernet/intel/igc/igc_mac.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/igc/igc_mac.c b/drivers/net/ethernet/intel/igc/igc_mac.c
index 2d9ca3e1bdde..3a618e69514e 100644
--- a/drivers/net/ethernet/intel/igc/igc_mac.c
+++ b/drivers/net/ethernet/intel/igc/igc_mac.c
@@ -308,6 +308,7 @@ void igc_clear_hw_cntrs_base(struct igc_hw *hw)
rd32(IGC_TLPIC);
rd32(IGC_RLPIC);
rd32(IGC_HGPTC);
+ rd32(IGC_RXDMTC);
rd32(IGC_HGORCL);
rd32(IGC_HGORCH);
rd32(IGC_HGOTCL);