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Release 4.11 drivers/net/ethernet/cisco/enic/enic_res.h

/*
 * Copyright 2008-2010 Cisco Systems, Inc.  All rights reserved.
 * Copyright 2007 Nuova Systems, Inc.  All rights reserved.
 *
 * This program is free software; you may redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; version 2 of the License.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 *
 */

#ifndef _ENIC_RES_H_

#define _ENIC_RES_H_

#include "wq_enet_desc.h"
#include "rq_enet_desc.h"
#include "vnic_wq.h"
#include "vnic_rq.h"


#define ENIC_MIN_WQ_DESCS		64

#define ENIC_MAX_WQ_DESCS		4096

#define ENIC_MIN_RQ_DESCS		64

#define ENIC_MAX_RQ_DESCS		4096


#define ENIC_MIN_MTU			ETH_MIN_MTU

#define ENIC_MAX_MTU			9000


#define ENIC_MULTICAST_PERFECT_FILTERS	32

#define ENIC_UNICAST_PERFECT_FILTERS	32


#define ENIC_NON_TSO_MAX_DESC		16


#define ENIC_SETTING(enic, f) ((enic->config.flags & VENETF_##f) ? 1 : 0)


static inline void enic_queue_wq_desc_ex(struct vnic_wq *wq, void *os_buf, dma_addr_t dma_addr, unsigned int len, unsigned int mss_or_csum_offset, unsigned int hdr_len, int vlan_tag_insert, unsigned int vlan_tag, int offload_mode, int cq_entry, int sop, int eop, int loopback) { struct wq_enet_desc *desc = vnic_wq_next_desc(wq); u8 desc_skip_cnt = 1; u8 compressed_send = 0; u64 wrid = 0; wq_enet_desc_enc(desc, (u64)dma_addr | VNIC_PADDR_TARGET, (u16)len, (u16)mss_or_csum_offset, (u16)hdr_len, (u8)offload_mode, (u8)eop, (u8)cq_entry, 0, /* fcoe_encap */ (u8)vlan_tag_insert, (u16)vlan_tag, (u8)loopback); vnic_wq_post(wq, os_buf, dma_addr, len, sop, eop, desc_skip_cnt, (u8)cq_entry, compressed_send, wrid); }

Contributors

PersonTokensPropCommitsCommitProp
Scott Feldman13179.88%133.33%
Neel Patel2615.85%133.33%
Vasanthy Kolluri74.27%133.33%
Total164100.00%3100.00%


static inline void enic_queue_wq_desc_cont(struct vnic_wq *wq, void *os_buf, dma_addr_t dma_addr, unsigned int len, int eop, int loopback) { enic_queue_wq_desc_ex(wq, os_buf, dma_addr, len, 0, 0, 0, 0, 0, eop, 0 /* !SOP */, eop, loopback); }

Contributors

PersonTokensPropCommitsCommitProp
Scott Feldman5491.53%150.00%
Vasanthy Kolluri58.47%150.00%
Total59100.00%2100.00%


static inline void enic_queue_wq_desc(struct vnic_wq *wq, void *os_buf, dma_addr_t dma_addr, unsigned int len, int vlan_tag_insert, unsigned int vlan_tag, int eop, int loopback) { enic_queue_wq_desc_ex(wq, os_buf, dma_addr, len, 0, 0, vlan_tag_insert, vlan_tag, WQ_ENET_OFFLOAD_MODE_CSUM, eop, 1 /* SOP */, eop, loopback); }

Contributors

PersonTokensPropCommitsCommitProp
Scott Feldman6192.42%150.00%
Vasanthy Kolluri57.58%150.00%
Total66100.00%2100.00%


static inline void enic_queue_wq_desc_csum(struct vnic_wq *wq, void *os_buf, dma_addr_t dma_addr, unsigned int len, int ip_csum, int tcpudp_csum, int vlan_tag_insert, unsigned int vlan_tag, int eop, int loopback) { enic_queue_wq_desc_ex(wq, os_buf, dma_addr, len, (ip_csum ? 1 : 0) + (tcpudp_csum ? 2 : 0), 0, vlan_tag_insert, vlan_tag, WQ_ENET_OFFLOAD_MODE_CSUM, eop, 1 /* SOP */, eop, loopback); }

Contributors

PersonTokensPropCommitsCommitProp
Scott Feldman8194.19%150.00%
Vasanthy Kolluri55.81%150.00%
Total86100.00%2100.00%


static inline void enic_queue_wq_desc_csum_l4(struct vnic_wq *wq, void *os_buf, dma_addr_t dma_addr, unsigned int len, unsigned int csum_offset, unsigned int hdr_len, int vlan_tag_insert, unsigned int vlan_tag, int eop, int loopback) { enic_queue_wq_desc_ex(wq, os_buf, dma_addr, len, csum_offset, hdr_len, vlan_tag_insert, vlan_tag, WQ_ENET_OFFLOAD_MODE_CSUM_L4, eop, 1 /* SOP */, eop, loopback); }

Contributors

PersonTokensPropCommitsCommitProp
Scott Feldman6993.24%150.00%
Vasanthy Kolluri56.76%150.00%
Total74100.00%2100.00%


static inline void enic_queue_wq_desc_tso(struct vnic_wq *wq, void *os_buf, dma_addr_t dma_addr, unsigned int len, unsigned int mss, unsigned int hdr_len, int vlan_tag_insert, unsigned int vlan_tag, int eop, int loopback) { enic_queue_wq_desc_ex(wq, os_buf, dma_addr, len, mss, hdr_len, vlan_tag_insert, vlan_tag, WQ_ENET_OFFLOAD_MODE_TSO, eop, 1 /* SOP */, eop, loopback); }

Contributors

PersonTokensPropCommitsCommitProp
Scott Feldman6993.24%150.00%
Vasanthy Kolluri56.76%150.00%
Total74100.00%2100.00%


static inline void enic_queue_rq_desc(struct vnic_rq *rq, void *os_buf, unsigned int os_buf_index, dma_addr_t dma_addr, unsigned int len) { struct rq_enet_desc *desc = vnic_rq_next_desc(rq); u64 wrid = 0; u8 type = os_buf_index ? RQ_ENET_TYPE_NOT_SOP : RQ_ENET_TYPE_ONLY_SOP; rq_enet_desc_enc(desc, (u64)dma_addr | VNIC_PADDR_TARGET, type, (u16)len); vnic_rq_post(rq, os_buf, os_buf_index, dma_addr, len, wrid); }

Contributors

PersonTokensPropCommitsCommitProp
Scott Feldman7891.76%150.00%
Neel Patel78.24%150.00%
Total85100.00%2100.00%

struct enic; int enic_get_vnic_config(struct enic *); int enic_add_vlan(struct enic *enic, u16 vlanid); int enic_del_vlan(struct enic *enic, u16 vlanid); int enic_set_nic_cfg(struct enic *enic, u8 rss_default_cpu, u8 rss_hash_type, u8 rss_hash_bits, u8 rss_base_cpu, u8 rss_enable, u8 tso_ipid_split_en, u8 ig_vlan_strip_en); int enic_set_rss_key(struct enic *enic, dma_addr_t key_pa, u64 len); int enic_set_rss_cpu(struct enic *enic, dma_addr_t cpu_pa, u64 len); void enic_get_res_counts(struct enic *enic); void enic_init_vnic_resources(struct enic *enic); int enic_alloc_vnic_resources(struct enic *); void enic_free_vnic_resources(struct enic *); #endif /* _ENIC_RES_H_ */

Overall Contributors

PersonTokensPropCommitsCommitProp
Scott Feldman70187.19%112.50%
Vasanthy Kolluri658.08%450.00%
Neel Patel334.10%112.50%
Roopa Prabhu40.50%112.50%
Jarod Wilson10.12%112.50%
Total804100.00%8100.00%
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