xref: /linux/drivers/net/ethernet/intel/ice/ice_vf_mbx.h (revision fcc79e1714e8c2b8e216dc3149812edd37884eef)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* Copyright (c) 2018, Intel Corporation. */
3 
4 #ifndef _ICE_VF_MBX_H_
5 #define _ICE_VF_MBX_H_
6 
7 #include "ice_type.h"
8 #include "ice_controlq.h"
9 
10 /* Defining the mailbox message threshold as 63 asynchronous
11  * pending messages. Normal VF functionality does not require
12  * sending more than 63 asynchronous pending message.
13  */
14 #define ICE_ASYNC_VF_MSG_THRESHOLD	63
15 
16 #ifdef CONFIG_PCI_IOV
17 int
18 ice_aq_send_msg_to_vf(struct ice_hw *hw, u16 vfid, u32 v_opcode, u32 v_retval,
19 		      u8 *msg, u16 msglen, struct ice_sq_cd *cd);
20 
21 u32 ice_conv_link_speed_to_virtchnl(bool adv_link_support, u16 link_speed);
22 void ice_mbx_vf_dec_trig_e830(const struct ice_hw *hw,
23 			      const struct ice_rq_event_info *event);
24 void ice_mbx_vf_clear_cnt_e830(const struct ice_hw *hw, u16 vf_id);
25 int
26 ice_mbx_vf_state_handler(struct ice_hw *hw, struct ice_mbx_data *mbx_data,
27 			 struct ice_mbx_vf_info *vf_info, bool *report_malvf);
28 void ice_mbx_clear_malvf(struct ice_mbx_vf_info *vf_info);
29 void ice_mbx_init_vf_info(struct ice_hw *hw, struct ice_mbx_vf_info *vf_info);
30 void ice_mbx_init_snapshot(struct ice_hw *hw);
31 #else /* CONFIG_PCI_IOV */
32 static inline int
33 ice_aq_send_msg_to_vf(struct ice_hw __always_unused *hw,
34 		      u16 __always_unused vfid, u32 __always_unused v_opcode,
35 		      u32 __always_unused v_retval, u8 __always_unused *msg,
36 		      u16 __always_unused msglen,
37 		      struct ice_sq_cd __always_unused *cd)
38 {
39 	return 0;
40 }
41 
42 static inline u32
43 ice_conv_link_speed_to_virtchnl(bool __always_unused adv_link_support,
44 				u16 __always_unused link_speed)
45 {
46 	return 0;
47 }
48 
49 static inline void ice_mbx_init_snapshot(struct ice_hw *hw)
50 {
51 }
52 
53 static inline void
54 ice_mbx_vf_dec_trig_e830(const struct ice_hw *hw,
55 			 const struct ice_rq_event_info *event)
56 {
57 }
58 
59 #endif /* CONFIG_PCI_IOV */
60 #endif /* _ICE_VF_MBX_H_ */
61