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authorSaurav Kashyap <saurav.kashyap@qlogic.com>2012-08-22 14:21:01 -0400
committerJames Bottomley <JBottomley@Parallels.com>2012-09-24 12:10:47 +0400
commita9b6f722f62d0a302b980a4fdcdf9c9933955772 (patch)
treed353225c380d8183faddbf535a6116ada1a41279 /drivers/scsi/qla2xxx/qla_fw.h
parent5f16b331d83757ad5154af07b449c722fef45d5e (diff)
[SCSI] qla2xxx: Implementation of bidirectional.
[jejb: merge fix for introduced warning] Signed-off-by: Saurav Kashyap <saurav.kashyap@qlogic.com> Signed-off-by: Chad Dupuis <chad.dupuis@qlogic.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_fw.h')
-rw-r--r--drivers/scsi/qla2xxx/qla_fw.h38
1 files changed, 38 insertions, 0 deletions
diff --git a/drivers/scsi/qla2xxx/qla_fw.h b/drivers/scsi/qla2xxx/qla_fw.h
index 980b5a7d647..a678ed5d688 100644
--- a/drivers/scsi/qla2xxx/qla_fw.h
+++ b/drivers/scsi/qla2xxx/qla_fw.h
@@ -381,6 +381,44 @@ struct init_cb_24xx {
/*
* ISP queue - command entry structure definition.
*/
+#define COMMAND_BIDIRECTIONAL 0x75
+struct cmd_bidir {
+ uint8_t entry_type; /* Entry type. */
+ uint8_t entry_count; /* Entry count. */
+ uint8_t sys_define; /* System defined */
+ uint8_t entry_status; /* Entry status. */
+
+ uint32_t handle; /* System handle. */
+
+ uint16_t nport_handle; /* N_PORT hanlde. */
+
+ uint16_t timeout; /* Commnad timeout. */
+
+ uint16_t wr_dseg_count; /* Write Data segment count. */
+ uint16_t rd_dseg_count; /* Read Data segment count. */
+
+ struct scsi_lun lun; /* FCP LUN (BE). */
+
+ uint16_t control_flags; /* Control flags. */
+#define BD_WRAP_BACK BIT_3
+#define BD_READ_DATA BIT_1
+#define BD_WRITE_DATA BIT_0
+
+ uint16_t fcp_cmnd_dseg_len; /* Data segment length. */
+ uint32_t fcp_cmnd_dseg_address[2]; /* Data segment address. */
+
+ uint16_t reserved[2]; /* Reserved */
+
+ uint32_t rd_byte_count; /* Total Byte count Read. */
+ uint32_t wr_byte_count; /* Total Byte count write. */
+
+ uint8_t port_id[3]; /* PortID of destination port.*/
+ uint8_t vp_index;
+
+ uint32_t fcp_data_dseg_address[2]; /* Data segment address. */
+ uint16_t fcp_data_dseg_len; /* Data segment length. */
+};
+
#define COMMAND_TYPE_6 0x48 /* Command Type 6 entry */
struct cmd_type_6 {
uint8_t entry_type; /* Entry type. */