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3cbb7a74a7
This patch fixes a bug where the buffer was being freed as soon as submission to HW is done. Signed-off-by: Jayamohan Kallickal <jayamohank@serverengines.com> Reviewed-by: Mike Christie <michaelc@cs.wisc.edu> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
253 lines
6.5 KiB
C
253 lines
6.5 KiB
C
/**
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* Copyright (C) 2005 - 2010 ServerEngines
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* All rights reserved.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License version 2
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* as published by the Free Software Foundation. The full GNU General
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* Public License is included in this distribution in the file called COPYING.
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*
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* Written by: Jayamohan Kallickal (jayamohank@serverengines.com)
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*
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* Contact Information:
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* linux-drivers@serverengines.com
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*
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* ServerEngines
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* 209 N. Fair Oaks Ave
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* Sunnyvale, CA 94085
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*
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*/
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#ifndef _BEISCSI_MGMT_
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#define _BEISCSI_MGMT_
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#include <linux/types.h>
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#include <linux/list.h>
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#include "be_iscsi.h"
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#include "be_main.h"
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/**
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* Pseudo amap definition in which each bit of the actual structure is defined
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* as a byte: used to calculate offset/shift/mask of each field
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*/
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struct amap_mcc_sge {
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u8 pa_lo[32]; /* dword 0 */
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u8 pa_hi[32]; /* dword 1 */
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u8 length[32]; /* DWORD 2 */
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} __packed;
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/**
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* Pseudo amap definition in which each bit of the actual structure is defined
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* as a byte: used to calculate offset/shift/mask of each field
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*/
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struct amap_mcc_wrb_payload {
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union {
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struct amap_mcc_sge sgl[19];
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u8 embedded[59 * 32]; /* DWORDS 57 to 115 */
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} u;
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} __packed;
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/**
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* Pseudo amap definition in which each bit of the actual structure is defined
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* as a byte: used to calculate offset/shift/mask of each field
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*/
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struct amap_mcc_wrb {
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u8 embedded; /* DWORD 0 */
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u8 rsvd0[2]; /* DWORD 0 */
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u8 sge_count[5]; /* DWORD 0 */
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u8 rsvd1[16]; /* DWORD 0 */
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u8 special[8]; /* DWORD 0 */
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u8 payload_length[32];
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u8 tag[64]; /* DWORD 2 */
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u8 rsvd2[32]; /* DWORD 4 */
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struct amap_mcc_wrb_payload payload;
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};
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struct mcc_sge {
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u32 pa_lo; /* dword 0 */
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u32 pa_hi; /* dword 1 */
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u32 length; /* DWORD 2 */
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} __packed;
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struct mcc_wrb_payload {
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union {
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struct mcc_sge sgl[19];
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u32 embedded[59]; /* DWORDS 57 to 115 */
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} u;
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} __packed;
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#define MCC_WRB_EMBEDDED_MASK 0x00000001
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struct mcc_wrb {
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u32 dw[0]; /* DWORD 0 */
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u32 payload_length;
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u32 tag[2]; /* DWORD 2 */
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u32 rsvd2[1]; /* DWORD 4 */
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struct mcc_wrb_payload payload;
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};
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int mgmt_epfw_cleanup(struct beiscsi_hba *phba, unsigned short chute);
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int mgmt_open_connection(struct beiscsi_hba *phba,
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struct sockaddr *dst_addr,
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struct beiscsi_endpoint *beiscsi_ep,
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struct be_dma_mem *nonemb_cmd);
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unsigned int mgmt_upload_connection(struct beiscsi_hba *phba,
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unsigned short cid,
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unsigned int upload_flag);
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unsigned int mgmt_invalidate_icds(struct beiscsi_hba *phba,
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struct invalidate_command_table *inv_tbl,
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unsigned int num_invalidate, unsigned int cid,
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struct be_dma_mem *nonemb_cmd);
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struct iscsi_invalidate_connection_params_in {
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struct be_cmd_req_hdr hdr;
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unsigned int session_handle;
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unsigned short cid;
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unsigned short unused;
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unsigned short cleanup_type;
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unsigned short save_cfg;
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} __packed;
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struct iscsi_invalidate_connection_params_out {
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unsigned int session_handle;
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unsigned short cid;
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unsigned short unused;
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} __packed;
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union iscsi_invalidate_connection_params {
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struct iscsi_invalidate_connection_params_in request;
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struct iscsi_invalidate_connection_params_out response;
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} __packed;
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struct invalidate_commands_params_in {
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struct be_cmd_req_hdr hdr;
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unsigned int ref_handle;
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unsigned int icd_count;
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struct invalidate_command_table table[128];
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unsigned short cleanup_type;
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unsigned short unused;
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} __packed;
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struct invalidate_commands_params_out {
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unsigned int ref_handle;
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unsigned int icd_count;
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unsigned int icd_status[128];
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} __packed;
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union invalidate_commands_params {
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struct invalidate_commands_params_in request;
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struct invalidate_commands_params_out response;
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} __packed;
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struct mgmt_hba_attributes {
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u8 flashrom_version_string[32];
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u8 manufacturer_name[32];
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u32 supported_modes;
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u8 seeprom_version_lo;
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u8 seeprom_version_hi;
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u8 rsvd0[2];
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u32 fw_cmd_data_struct_version;
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u32 ep_fw_data_struct_version;
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u32 future_reserved[12];
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u32 default_extended_timeout;
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u8 controller_model_number[32];
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u8 controller_description[64];
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u8 controller_serial_number[32];
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u8 ip_version_string[32];
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u8 firmware_version_string[32];
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u8 bios_version_string[32];
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u8 redboot_version_string[32];
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u8 driver_version_string[32];
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u8 fw_on_flash_version_string[32];
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u32 functionalities_supported;
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u16 max_cdblength;
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u8 asic_revision;
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u8 generational_guid[16];
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u8 hba_port_count;
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u16 default_link_down_timeout;
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u8 iscsi_ver_min_max;
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u8 multifunction_device;
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u8 cache_valid;
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u8 hba_status;
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u8 max_domains_supported;
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u8 phy_port;
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u32 firmware_post_status;
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u32 hba_mtu[8];
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u8 iscsi_features;
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u8 future_u8[3];
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u32 future_u32[3];
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} __packed;
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struct mgmt_controller_attributes {
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struct mgmt_hba_attributes hba_attribs;
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u16 pci_vendor_id;
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u16 pci_device_id;
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u16 pci_sub_vendor_id;
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u16 pci_sub_system_id;
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u8 pci_bus_number;
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u8 pci_device_number;
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u8 pci_function_number;
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u8 interface_type;
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u64 unique_identifier;
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u8 netfilters;
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u8 rsvd0[3];
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u8 future_u32[4];
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} __packed;
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struct be_mgmt_controller_attributes {
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struct be_cmd_req_hdr hdr;
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struct mgmt_controller_attributes params;
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} __packed;
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struct be_mgmt_controller_attributes_resp {
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struct be_cmd_resp_hdr hdr;
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struct mgmt_controller_attributes params;
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} __packed;
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/* configuration management */
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#define GET_MGMT_CONTROLLER_WS(phba) (phba->pmgmt_ws)
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/* MGMT CMD flags */
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#define MGMT_CMDH_FREE (1<<0)
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/* --- MGMT_ERROR_CODES --- */
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/* Error Codes returned in the status field of the CMD response header */
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#define MGMT_STATUS_SUCCESS 0 /* The CMD completed without errors */
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#define MGMT_STATUS_FAILED 1 /* Error status in the Status field of */
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/* the CMD_RESPONSE_HEADER */
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#define ISCSI_GET_PDU_TEMPLATE_ADDRESS(pc, pa) {\
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pa->lo = phba->init_mem[ISCSI_MEM_GLOBAL_HEADER].mem_array[0].\
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bus_address.u.a32.address_lo; \
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pa->hi = phba->init_mem[ISCSI_MEM_GLOBAL_HEADER].mem_array[0].\
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bus_address.u.a32.address_hi; \
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}
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struct beiscsi_endpoint {
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struct beiscsi_hba *phba;
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struct beiscsi_sess *sess;
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struct beiscsi_conn *conn;
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struct iscsi_endpoint *openiscsi_ep;
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unsigned short ip_type;
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char dst6_addr[ISCSI_ADDRESS_BUF_LEN];
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unsigned long dst_addr;
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unsigned short ep_cid;
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unsigned int fw_handle;
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u16 dst_tcpport;
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u16 cid_vld;
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};
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int mgmt_get_fw_config(struct be_ctrl_info *ctrl,
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struct beiscsi_hba *phba);
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unsigned int mgmt_invalidate_connection(struct beiscsi_hba *phba,
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struct beiscsi_endpoint *beiscsi_ep,
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unsigned short cid,
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unsigned short issue_reset,
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unsigned short savecfg_flag);
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#endif
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