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Commit b814ba65 authored by Anjali Singhai Jain's avatar Anjali Singhai Jain Committed by Jeff Kirsher
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i40e: FD filter replay logic bug fix 



With the auto_disable flags added there was a bug that was causing the
replay logic to not work correctly.
This patch fixes the issue so that we call a replay after a sideband
reset correctly.

Change-ID: I005fe1ac361188ee5b19517a83c922038cba1b00
Signed-off-by: default avatarAnjali Singhai Jain <anjali.singhai@intel.com>
Signed-off-by: default avatarJeff Kirsher <jeffrey.t.kirsher@intel.com>
parent 09c4e56b

drivers/net/ethernet/intel/i40e/i40e_txrx.c

+6 −4
Original line number Diff line number Diff line
@@ -445,14 +445,16 @@ static void i40e_fd_handle_status(struct i40e_ring *rx_ring, 
		 */

		if (fcnt_prog >= (fcnt_avail - I40E_FDIR_BUFFER_FULL_MARGIN)) {

			/* Turn off ATR first */

			if (pf->flags & I40E_FLAG_FD_ATR_ENABLED) {

				pf->flags &= ~I40E_FLAG_FD_ATR_ENABLED;

			if ((pf->flags & I40E_FLAG_FD_ATR_ENABLED) &&

			    !(pf->auto_disable_flags &

			      I40E_FLAG_FD_ATR_ENABLED)) {

				dev_warn(&pdev->dev, "FD filter space full, ATR for further flows will be turned off\n");

				pf->auto_disable_flags |=

						       I40E_FLAG_FD_ATR_ENABLED;

				pf->flags |= I40E_FLAG_FDIR_REQUIRES_REINIT;

			} else if (pf->flags & I40E_FLAG_FD_SB_ENABLED) {

				pf->flags &= ~I40E_FLAG_FD_SB_ENABLED;

			} else if ((pf->flags & I40E_FLAG_FD_SB_ENABLED) &&

				   !(pf->auto_disable_flags &

				     I40E_FLAG_FD_SB_ENABLED)) {

				dev_warn(&pdev->dev, "FD filter space full, new ntuple rules will not be added\n");

				pf->auto_disable_flags |=

							I40E_FLAG_FD_SB_ENABLED;