diff options
author | Anirudh Venkataramanan <anirudh.venkataramanan@intel.com> | 2018-09-19 17:42:57 -0700 |
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committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2018-10-03 07:42:30 -0700 |
commit | 007676b4ac920d4ceb4e4aa8aa668ac32d4764ad (patch) | |
tree | f36d3326526bb6b453d794cce2aab9066e5cf65c /drivers/net/ethernet/intel/ice/ice_sriov.h | |
parent | 8ede01785f32269ef4766cf17a535e70ee3c1541 (diff) |
ice: Add support for VF reset events
Post VF initialization, there are a couple of different ways in which a
VF reset can be triggered. One is when the underlying PF itself goes
through a reset and other is via a VFLR interrupt. ice_reset_vf introduced
in this patch handles both these cases.
Also introduced in this patch is a helper function ice_aq_send_msg_to_vf
to send messages to VF over the mailbox queue. The PF uses this to send
reset notifications to VFs.
Signed-off-by: Anirudh Venkataramanan <anirudh.venkataramanan@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice_sriov.h')
-rw-r--r-- | drivers/net/ethernet/intel/ice/ice_sriov.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_sriov.h b/drivers/net/ethernet/intel/ice/ice_sriov.h new file mode 100644 index 000000000000..f9b86fd05c8b --- /dev/null +++ b/drivers/net/ethernet/intel/ice/ice_sriov.h @@ -0,0 +1,25 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright (c) 2018, Intel Corporation. */ + +#ifndef _ICE_SRIOV_H_ +#define _ICE_SRIOV_H_ + +#include "ice_common.h" + +#ifdef CONFIG_PCI_IOV +enum ice_status +ice_aq_send_msg_to_vf(struct ice_hw *hw, u16 vfid, u32 v_opcode, u32 v_retval, + u8 *msg, u16 msglen, struct ice_sq_cd *cd); + +#else /* CONFIG_PCI_IOV */ +static inline enum ice_status +ice_aq_send_msg_to_vf(struct ice_hw __always_unused *hw, + u16 __always_unused vfid, u32 __always_unused v_opcode, + u32 __always_unused v_retval, u8 __always_unused *msg, + u16 __always_unused msglen, + struct ice_sq_cd __always_unused *cd) +{ + return 0; +} +#endif /* CONFIG_PCI_IOV */ +#endif /* _ICE_SRIOV_H_ */ |