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[SCSI] qla2xxx: Implementation of bidirectional.

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[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>
This commit is contained in:
Saurav Kashyap
2012-08-22 14:21:01 -04:00
committed by James Bottomley
parent 5f16b331d8
commit a9b6f722f6
11 changed files with 656 additions and 12 deletions
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38
drivers/scsi/qla2xxx/qla_fw.h
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@@ -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. */