Eric Lee / smarc-fsl-linux-kernel

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drivers/target/target_core_pscsi.h 1.36 KB
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c66ac9db8   Nicholas Bellinger   [SCSI] target: Ad... 
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  #ifndef TARGET_CORE_PSCSI_H
  #define TARGET_CORE_PSCSI_H
  
  #define PSCSI_VERSION		"v4.0"
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  /* used in pscsi_find_alloc_len() */
  #ifndef INQUIRY_DATA_SIZE
  #define INQUIRY_DATA_SIZE	0x24
  #endif
  
  /* used in pscsi_add_device_to_list() */
  #define PSCSI_DEFAULT_QUEUEDEPTH	1
  
  #define PS_RETRY		5
  #define PS_TIMEOUT_DISK		(15*HZ)
  #define PS_TIMEOUT_OTHER	(500*HZ)
  
  #include <linux/device.h>
  #include <scsi/scsi_driver.h>
  #include <scsi/scsi_device.h>
  #include <linux/kref.h>
  #include <linux/kobject.h>
  
  struct pscsi_plugin_task {
  	struct se_task pscsi_task;
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  	unsigned char pscsi_sense[SCSI_SENSE_BUFFERSIZE];
  	int	pscsi_direction;
  	int	pscsi_result;
  	u32	pscsi_resid;
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  	unsigned char pscsi_cdb[0];
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  } ____cacheline_aligned;
  
  #define PDF_HAS_CHANNEL_ID	0x01
  #define PDF_HAS_TARGET_ID	0x02
  #define PDF_HAS_LUN_ID		0x04
  #define PDF_HAS_VPD_UNIT_SERIAL 0x08
  #define PDF_HAS_VPD_DEV_IDENT	0x10
  #define PDF_HAS_VIRT_HOST_ID	0x20
  
  struct pscsi_dev_virt {
  	int	pdv_flags;
  	int	pdv_host_id;
  	int	pdv_channel_id;
  	int	pdv_target_id;
  	int	pdv_lun_id;
  	struct block_device *pdv_bd;
  	struct scsi_device *pdv_sd;
  	struct se_hba *pdv_se_hba;
  } ____cacheline_aligned;
  
  typedef enum phv_modes {
  	PHV_VIRUTAL_HOST_ID,
  	PHV_LLD_SCSI_HOST_NO
  } phv_modes_t;
  
  struct pscsi_hba_virt {
  	int			phv_host_id;
  	phv_modes_t		phv_mode;
  	struct Scsi_Host	*phv_lld_host;
  } ____cacheline_aligned;
  
  #endif   /*** TARGET_CORE_PSCSI_H ***/