Merge tag 'v2.6.38' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

[mv-sheeva.git] / drivers / target / target_core_pscsi.h

diff --git a/drivers/target/target_core_pscsi.h b/drivers/target/target_core_pscsi.h
new file mode 100644 (file)
index 0000000..a4cd5d3
--- /dev/null
+++ b/drivers/target/target_core_pscsi.h
@@ -0,0 +1,65 @@
+#ifndef TARGET_CORE_PSCSI_H
+#define TARGET_CORE_PSCSI_H
+
+#define PSCSI_VERSION          "v4.0"
+#define PSCSI_VIRTUAL_HBA_DEPTH        2048
+
+/* 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;
+       unsigned char *pscsi_cdb;
+       unsigned char __pscsi_cdb[TCM_MAX_COMMAND_SIZE];
+       unsigned char pscsi_sense[SCSI_SENSE_BUFFERSIZE];
+       int     pscsi_direction;
+       int     pscsi_result;
+       u32     pscsi_resid;
+       struct request *pscsi_req;
+} ____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 ***/