drivers/net/ethernet/intel/ice/ice_vf_mbx.h

Source file repositories/reference/linux-study-clean/drivers/net/ethernet/intel/ice/ice_vf_mbx.h

File Facts

System
Linux kernel
Corpus path
drivers/net/ethernet/intel/ice/ice_vf_mbx.h
Extension
.h
Size
1835 bytes
Lines
61
Domain
Driver Families
Bucket
drivers/net
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

#ifndef _ICE_VF_MBX_H_
#define _ICE_VF_MBX_H_

#include "ice_type.h"
#include "ice_controlq.h"

/* Defining the mailbox message threshold as 63 asynchronous
 * pending messages. Normal VF functionality does not require
 * sending more than 63 asynchronous pending message.
 */
#define ICE_ASYNC_VF_MSG_THRESHOLD	63

#ifdef CONFIG_PCI_IOV
int
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);

u32 ice_conv_link_speed_to_virtchnl(bool adv_link_support, u16 link_speed);
void ice_mbx_vf_dec_trig_e830(const struct ice_hw *hw,
			      const struct ice_rq_event_info *event);
void ice_mbx_vf_clear_cnt_e830(const struct ice_hw *hw, u16 vf_id);
int
ice_mbx_vf_state_handler(struct ice_hw *hw, struct ice_mbx_data *mbx_data,
			 struct ice_mbx_vf_info *vf_info, bool *report_malvf);
void ice_mbx_clear_malvf(struct ice_mbx_vf_info *vf_info);
void ice_mbx_init_vf_info(struct ice_hw *hw, struct ice_mbx_vf_info *vf_info);
void ice_mbx_init_snapshot(struct ice_hw *hw);
#else /* CONFIG_PCI_IOV */
static inline int
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;
}

static inline u32
ice_conv_link_speed_to_virtchnl(bool __always_unused adv_link_support,
				u16 __always_unused link_speed)
{
	return 0;
}

static inline void ice_mbx_init_snapshot(struct ice_hw *hw)
{
}

static inline void
ice_mbx_vf_dec_trig_e830(const struct ice_hw *hw,
			 const struct ice_rq_event_info *event)
{
}

#endif /* CONFIG_PCI_IOV */
#endif /* _ICE_VF_MBX_H_ */

Annotation

Implementation Notes