Commit 2657e16d authored by Paul Greenwalt's avatar Paul Greenwalt Committed by Tony Nguyen
Browse files

ice: rearm other interrupt cause register after enabling VFs 



The other interrupt cause register (OICR), global interrupt 0, is
disabled when enabling VFs to prevent handling VFLR. If the OICR is
not rearmed then the VF cannot communicate with the PF.

Rearm the OICR after enabling VFs.

Fixes: 916c7fdf ("ice: Separate VF VSI initialization/creation from reset flow")
Signed-off-by: default avatarPaul Greenwalt <paul.greenwalt@intel.com>
Tested-by: default avatarTony Brelinski <tony.brelinski@intel.com>
Signed-off-by: default avatarTony Nguyen <anthony.l.nguyen@intel.com>
parent f23ab04d

drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c

+4 −0
Original line number Diff line number Diff line
@@ -2023,6 +2023,10 @@ static int ice_ena_vfs(struct ice_pf *pf, u16 num_vfs) 
	if (ret)

		goto err_unroll_sriov;



	/* rearm global interrupts */

	if (test_and_clear_bit(ICE_OICR_INTR_DIS, pf->state))

		ice_irq_dynamic_ena(hw, NULL, NULL);



	return 0;



err_unroll_sriov: