sci_power_control Struct Reference

#include <host.h>

Data Fields
bool	timer_started
struct sci_timer	timer
u8	phys_waiting
u8	phys_granted_power
struct isci_phy *	requesters [SCI_MAX_PHYS]

Detailed Description

struct sci_power_control -

This structure defines the fields for managing power control for direct attached disk devices.

Definition at line 77 of file host.h.

Field Documentation

u8 phys_granted_power

This field is used to keep track of how many phys have been granted to consume power

Definition at line 98 of file host.h.

u8 phys_waiting

This field is used to keep track of how many phys are put into the requesters field.

Definition at line 93 of file host.h.

struct isci_phy* requesters[SCI_MAX_PHYS]

This field is an array of phys that we are waiting on. The phys are direct mapped into requesters via struct sci_phy.phy_index

Definition at line 104 of file host.h.

struct sci_timer timer

Timer to control when the directed attached disks can consume power.

Definition at line 87 of file host.h.

bool timer_started

This field is set when the power control timer is running and cleared when it is not.

Definition at line 82 of file host.h.

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The documentation for this struct was generated from the following file:

• drivers/scsi/isci/host.h