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79 lines
2.5 KiB
79 lines
2.5 KiB
/* |
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* Copyright 2008 Cisco Systems, Inc. All rights reserved. |
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* Copyright 2007 Nuova Systems, Inc. All rights reserved. |
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* |
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* This program is free software; you may redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; version 2 of the License. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS |
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN |
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
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* SOFTWARE. |
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*/ |
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#ifndef _FNIC_IO_H_ |
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#define _FNIC_IO_H_ |
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#include <scsi/fc/fc_fcp.h> |
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#define FNIC_DFLT_SG_DESC_CNT 32 |
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#define FNIC_MAX_SG_DESC_CNT 256 /* Maximum descriptors per sgl */ |
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#define FNIC_SG_DESC_ALIGN 16 /* Descriptor address alignment */ |
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struct host_sg_desc { |
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__le64 addr; |
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__le32 len; |
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u32 _resvd; |
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}; |
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struct fnic_dflt_sgl_list { |
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struct host_sg_desc sg_desc[FNIC_DFLT_SG_DESC_CNT]; |
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}; |
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struct fnic_sgl_list { |
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struct host_sg_desc sg_desc[FNIC_MAX_SG_DESC_CNT]; |
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}; |
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enum fnic_sgl_list_type { |
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FNIC_SGL_CACHE_DFLT = 0, /* cache with default size sgl */ |
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FNIC_SGL_CACHE_MAX, /* cache with max size sgl */ |
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FNIC_SGL_NUM_CACHES /* number of sgl caches */ |
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}; |
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enum fnic_ioreq_state { |
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FNIC_IOREQ_NOT_INITED = 0, |
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FNIC_IOREQ_CMD_PENDING, |
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FNIC_IOREQ_ABTS_PENDING, |
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FNIC_IOREQ_ABTS_COMPLETE, |
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FNIC_IOREQ_CMD_COMPLETE, |
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}; |
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struct fnic_io_req { |
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struct host_sg_desc *sgl_list; /* sgl list */ |
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void *sgl_list_alloc; /* sgl list address used for free */ |
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dma_addr_t sense_buf_pa; /* dma address for sense buffer*/ |
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dma_addr_t sgl_list_pa; /* dma address for sgl list */ |
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u16 sgl_cnt; |
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u8 sgl_type; /* device DMA descriptor list type */ |
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u8 io_completed:1; /* set to 1 when fw completes IO */ |
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u32 port_id; /* remote port DID */ |
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unsigned long start_time; /* in jiffies */ |
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struct completion *abts_done; /* completion for abts */ |
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struct completion *dr_done; /* completion for device reset */ |
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}; |
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enum fnic_port_speeds { |
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DCEM_PORTSPEED_NONE = 0, |
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DCEM_PORTSPEED_1G = 1000, |
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DCEM_PORTSPEED_10G = 10000, |
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DCEM_PORTSPEED_20G = 20000, |
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DCEM_PORTSPEED_25G = 25000, |
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DCEM_PORTSPEED_40G = 40000, |
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DCEM_PORTSPEED_4x10G = 41000, |
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DCEM_PORTSPEED_100G = 100000, |
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}; |
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#endif /* _FNIC_IO_H_ */
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