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numam-dpdk/lib/librte_pmd_i40e/i40e_ethdev.h
Chen Jing D(Mark) 21424b2a5e i40e: rework vlan stripping and insertion 
Change original 2 functions to common ones that can take effect on
both VF and PF VSIs.

Signed-off-by: Chen Jing D(Mark) <jing.d.chen@intel.com>
Acked-by: Helin Zhang <helin.zhang@intel.com>
Acked-by: Cunming Liang <cunming.liang@intel.com>
Acked-by: Jingjing Wu <jingjing.wu@intel.com>
2014-06-20 15:47:59 +02:00

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/*-
* BSD LICENSE
*
* Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _I40E_ETHDEV_H_
#define _I40E_ETHDEV_H_
#define I40E_AQ_LEN 32
#define I40E_AQ_BUF_SZ 4096
/* Number of queues per TC should be one of 1, 2, 4, 8, 16, 32, 64 */
#define I40E_MAX_Q_PER_TC 64
#define I40E_NUM_DESC_DEFAULT 512
#define I40E_NUM_DESC_ALIGN 32
#define I40E_BUF_SIZE_MIN 1024
#define I40E_FRAME_SIZE_MAX 9728
#define I40E_QUEUE_BASE_ADDR_UNIT 128
/* number of VSIs and queue default setting */
#define I40E_MAX_QP_NUM_PER_VF 16
#define I40E_DEFAULT_QP_NUM_VMDQ 64
#define I40E_DEFAULT_QP_NUM_FDIR 64
#define I40E_UINT32_BIT_SIZE (CHAR_BIT * sizeof(uint32_t))
#define I40E_VFTA_SIZE (4096 / I40E_UINT32_BIT_SIZE)
/* Default TC traffic in case DCB is not enabled */
#define I40E_DEFAULT_TCMAP 0x1
/* i40e flags */
#define I40E_FLAG_RSS (1ULL << 0)
#define I40E_FLAG_DCB (1ULL << 1)
#define I40E_FLAG_VMDQ (1ULL << 2)
#define I40E_FLAG_SRIOV (1ULL << 3)
#define I40E_FLAG_HEADER_SPLIT_DISABLED (1ULL << 4)
#define I40E_FLAG_HEADER_SPLIT_ENABLED (1ULL << 5)
#define I40E_FLAG_FDIR (1ULL << 6)
#define I40E_FLAG_ALL (I40E_FLAG_RSS | \
I40E_FLAG_DCB | \
I40E_FLAG_VMDQ | \
I40E_FLAG_SRIOV | \
I40E_FLAG_HEADER_SPLIT_DISABLED | \
I40E_FLAG_HEADER_SPLIT_ENABLED | \
I40E_FLAG_FDIR)
struct i40e_adapter;
TAILQ_HEAD(i40e_mac_filter_list, i40e_mac_filter);
/* MAC filter list structure */
struct i40e_mac_filter {
TAILQ_ENTRY(i40e_mac_filter) next;
struct ether_addr macaddr;
};
TAILQ_HEAD(i40e_vsi_list_head, i40e_vsi_list);
struct i40e_vsi;
/* VSI list structure */
struct i40e_vsi_list {
TAILQ_ENTRY(i40e_vsi_list) list;
struct i40e_vsi *vsi;
};
struct i40e_rx_queue;
struct i40e_tx_queue;
/* Structure that defines a VEB */
struct i40e_veb {
struct i40e_vsi_list_head head;
struct i40e_vsi *associate_vsi; /* Associate VSI who owns the VEB */
uint16_t seid; /* The seid of VEB itself */
uint16_t uplink_seid; /* The uplink seid of this VEB */
uint16_t stats_idx;
struct i40e_eth_stats stats;
};
/* MACVLAN filter structure */
struct i40e_macvlan_filter {
struct ether_addr macaddr;
uint16_t vlan_id;
};
/*
* Structure that defines a VSI, associated with a adapter.
*/
struct i40e_vsi {
struct i40e_adapter *adapter; /* Backreference to associated adapter */
struct i40e_aqc_vsi_properties_data info; /* VSI properties */
struct i40e_eth_stats eth_stats_offset;
struct i40e_eth_stats eth_stats;
/*
* When drivers loaded, only a default main VSI exists. In case new VSI
* needs to add, HW needs to know the layout that VSIs are organized.
* Besides that, VSI isan element and can't switch packets, which needs
* to add new component VEB to perform switching. So, a new VSI needs
* to specify the the uplink VSI (Parent VSI) before created. The
* uplink VSI will check whether it had a VEB to switch packets. If no,
* it will try to create one. Then, uplink VSI will move the new VSI
* into its' sib_vsi_list to manage all the downlink VSI.
* sib_vsi_list: the VSI list that shared the same uplink VSI.
* parent_vsi : the uplink VSI. It's NULL for main VSI.
* veb : the VEB associates with the VSI.
*/
struct i40e_vsi_list sib_vsi_list; /* sibling vsi list */
struct i40e_vsi *parent_vsi;
struct i40e_veb *veb; /* Associated veb, could be null */
bool offset_loaded;
enum i40e_vsi_type type; /* VSI types */
uint16_t vlan_num; /* Total VLAN number */
uint16_t mac_num; /* Total mac number */
uint32_t vfta[I40E_VFTA_SIZE]; /* VLAN bitmap */
struct i40e_mac_filter_list mac_list; /* macvlan filter list */
/* specific VSI-defined parameters, SRIOV stored the vf_id */
uint32_t user_param;
uint16_t seid; /* The seid of VSI itself */
uint16_t uplink_seid; /* The uplink seid of this VSI */
uint16_t nb_qps; /* Number of queue pairs VSI can occupy */
uint16_t max_macaddrs; /* Maximum number of MAC addresses */
uint16_t base_queue; /* The first queue index of this VSI */
/*
* The offset to visit VSI related register, assigned by HW when
* creating VSI
*/
uint16_t vsi_id;
uint16_t msix_intr; /* The MSIX interrupt binds to VSI */
uint8_t enabled_tc; /* The traffic class enabled */
};
struct pool_entry {
LIST_ENTRY(pool_entry) next;
uint16_t base;
uint16_t len;
};
LIST_HEAD(res_list, pool_entry);
struct i40e_res_pool_info {
uint32_t base; /* Resource start index */
uint32_t num_alloc; /* Allocated resource number */
uint32_t num_free; /* Total available resource number */
struct res_list alloc_list; /* Allocated resource list */
struct res_list free_list; /* Available resource list */
};
enum I40E_VF_STATE {
I40E_VF_INACTIVE = 0,
I40E_VF_INRESET,
I40E_VF_ININIT,
I40E_VF_ACTIVE,
};
/*
* Structure to store private data for PF host.
*/
struct i40e_pf_vf {
struct i40e_pf *pf;
struct i40e_vsi *vsi;
enum I40E_VF_STATE state; /* The number of queue pairs availiable */
uint16_t vf_idx; /* VF index in pf->vfs */
uint16_t lan_nb_qps; /* Actual queues allocated */
uint16_t reset_cnt; /* Total vf reset times */
};
/*
* Structure to store private data specific for PF instance.
*/
struct i40e_pf {
struct i40e_adapter *adapter; /* The adapter this PF associate to */
struct i40e_vsi *main_vsi; /* pointer to main VSI structure */
uint16_t mac_seid; /* The seid of the MAC of this PF */
uint16_t main_vsi_seid; /* The seid of the main VSI */
uint16_t max_num_vsi;
struct i40e_res_pool_info qp_pool; /*Queue pair pool */
struct i40e_res_pool_info msix_pool; /* MSIX interrupt pool */
struct i40e_hw_port_stats stats_offset;
struct i40e_hw_port_stats stats;
bool offset_loaded;
struct rte_eth_dev_data *dev_data; /* Pointer to the device data */
struct ether_addr dev_addr; /* PF device mac address */
uint64_t flags; /* PF featuer flags */
/* All kinds of queue pair setting for different VSIs */
struct i40e_pf_vf *vfs;
uint16_t vf_num;
/* Each of below queue pairs should be power of 2 since it's the
precondition after TC configuration applied */
uint16_t lan_nb_qps; /* The number of queue pairs of LAN */
uint16_t vmdq_nb_qps; /* The number of queue pairs of VMDq */
uint16_t vf_nb_qps; /* The number of queue pairs of VF */
uint16_t fdir_nb_qps; /* The number of queue pairs of Flow Director */
};
enum pending_msg {
PFMSG_LINK_CHANGE = 0x1,
PFMSG_RESET_IMPENDING = 0x2,
PFMSG_DRIVER_CLOSE = 0x4,
};
struct i40e_vsi_vlan_pvid_info {
uint16_t on; /* Enable or disable pvid */
union {
uint16_t pvid; /* Valid in case 'on' is set to set pvid */
struct {
/* Valid in case 'on' is cleared. 'tagged' will reject tagged packets,
* while 'untagged' will reject untagged packets.
*/
uint8_t tagged;
uint8_t untagged;
} reject;
} config;
};
struct i40e_vf_rx_queues {
uint64_t rx_dma_addr;
uint32_t rx_ring_len;
uint32_t buff_size;
};
struct i40e_vf_tx_queues {
uint64_t tx_dma_addr;
uint32_t tx_ring_len;
};
/*
* Structure to store private data specific for VF instance.
*/
struct i40e_vf {
uint16_t num_queue_pairs;
uint16_t max_pkt_len; /* Maximum packet length */
bool promisc_unicast_enabled;
bool promisc_multicast_enabled;
bool host_is_dpdk; /* The flag indicates if the host is DPDK */
uint16_t promisc_flags; /* Promiscuous setting */
uint32_t vlan[I40E_VFTA_SIZE]; /* VLAN bit map */
/* Event from pf */
bool dev_closed;
bool link_up;
bool vf_reset;
volatile uint32_t pend_cmd; /* pending command not finished yet */
u16 pend_msg; /* flags indicates events from pf not handled yet */
/* VSI info */
struct i40e_virtchnl_vf_resource *vf_res; /* All VSIs */
struct i40e_virtchnl_vsi_resource *vsi_res; /* LAN VSI */
struct i40e_vsi vsi;
};
/*
* Structure to store private data for each PF/VF instance.
*/
struct i40e_adapter {
/* Common for both PF and VF */
struct i40e_hw hw;
struct rte_eth_dev *eth_dev;
/* Specific for PF or VF */
union {
struct i40e_pf pf;
struct i40e_vf vf;
};
};
int i40e_vsi_switch_queues(struct i40e_vsi *vsi, bool on);
int i40e_vsi_release(struct i40e_vsi *vsi);
struct i40e_vsi *i40e_vsi_setup(struct i40e_pf *pf,
enum i40e_vsi_type type,
struct i40e_vsi *uplink_vsi,
uint16_t user_param);
int i40e_switch_rx_queue(struct i40e_hw *hw, uint16_t q_idx, bool on);
int i40e_switch_tx_queue(struct i40e_hw *hw, uint16_t q_idx, bool on);
int i40e_vsi_add_vlan(struct i40e_vsi *vsi, uint16_t vlan);
int i40e_vsi_delete_vlan(struct i40e_vsi *vsi, uint16_t vlan);
int i40e_vsi_add_mac(struct i40e_vsi *vsi, struct ether_addr *addr);
int i40e_vsi_delete_mac(struct i40e_vsi *vsi, struct ether_addr *addr);
void i40e_update_vsi_stats(struct i40e_vsi *vsi);
void i40e_pf_disable_irq0(struct i40e_hw *hw);
void i40e_pf_enable_irq0(struct i40e_hw *hw);
int i40e_dev_link_update(struct rte_eth_dev *dev,
__rte_unused int wait_to_complete);
void i40e_vsi_queues_bind_intr(struct i40e_vsi *vsi);
void i40e_vsi_queues_unbind_intr(struct i40e_vsi *vsi);
int i40e_vsi_vlan_pvid_set(struct i40e_vsi *vsi,
struct i40e_vsi_vlan_pvid_info *info);
int i40e_vsi_config_vlan_stripping(struct i40e_vsi *vsi, bool on);
/* I40E_DEV_PRIVATE_TO */
#define I40E_DEV_PRIVATE_TO_PF(adapter) \
(&((struct i40e_adapter *)adapter)->pf)
#define I40E_DEV_PRIVATE_TO_HW(adapter) \
(&((struct i40e_adapter *)adapter)->hw)
#define I40E_DEV_PRIVATE_TO_ADAPTER(adapter) \
((struct i40e_adapter *)adapter)
/* I40EVF_DEV_PRIVATE_TO */
#define I40EVF_DEV_PRIVATE_TO_VF(adapter) \
(&((struct i40e_adapter *)adapter)->vf)
static inline struct i40e_vsi *
i40e_get_vsi_from_adapter(struct i40e_adapter *adapter)
{
struct i40e_hw *hw;
if (!adapter)
return NULL;
hw = I40E_DEV_PRIVATE_TO_HW(adapter);
if (hw->mac.type == I40E_MAC_VF) {
struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(adapter);
return &vf->vsi;
} else {
struct i40e_pf *pf = I40E_DEV_PRIVATE_TO_PF(adapter);
return pf->main_vsi;
}
}
#define I40E_DEV_PRIVATE_TO_VSI(adapter) \
i40e_get_vsi_from_adapter((struct i40e_adapter *)adapter)
/* I40E_VSI_TO */
#define I40E_VSI_TO_HW(vsi) \
(&(((struct i40e_vsi *)vsi)->adapter->hw))
#define I40E_VSI_TO_PF(vsi) \
(&(((struct i40e_vsi *)vsi)->adapter->pf))
#define I40E_VSI_TO_DEV_DATA(vsi) \
(((struct i40e_vsi *)vsi)->adapter->pf.dev_data)
#define I40E_VSI_TO_ETH_DEV(vsi) \
(((struct i40e_vsi *)vsi)->adapter->eth_dev)
/* I40E_PF_TO */
#define I40E_PF_TO_HW(pf) \
(&(((struct i40e_pf *)pf)->adapter->hw))
#define I40E_PF_TO_ADAPTER(pf) \
((struct i40e_adapter *)pf->adapter)
static inline void
i40e_init_adminq_parameter(struct i40e_hw *hw)
{
hw->aq.num_arq_entries = I40E_AQ_LEN;
hw->aq.num_asq_entries = I40E_AQ_LEN;
hw->aq.arq_buf_size = I40E_AQ_BUF_SZ;
hw->aq.asq_buf_size = I40E_AQ_BUF_SZ;
}
#endif /* _I40E_ETHDEV_H_ */
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