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i40e: FD filter replay logic bug fix

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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: Anjali Singhai Jain <anjali.singhai@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Anjali Singhai Jain 2014-06-04 20:41:48 +00:00 committed by Jeff Kirsher
parent 09c4e56b3c
commit b814ba65fc
1 changed files with 6 additions and 4 deletions
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10
drivers/net/ethernet/intel/i40e/i40e_txrx.c
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@ -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;