freebsd-dev/sys/dev/vxge/vxge.h
George V. Neville-Neil 040b46f5ba Add in support for multicast.
Submitted by:	Sriram Rapuru at @ Wipro for Exar Inc.
MFC after:	2 weeks
2011-05-03 15:58:24 +00:00

620 lines
15 KiB
C

/*-
* Copyright(c) 2002-2011 Exar Corp.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification are permitted provided the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. 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.
*
* 3. Neither the name of the Exar 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.
*/
/*$FreeBSD$*/
#ifndef _VXGE_H_
#define __VXGE_H_
#include <dev/vxge/vxgehal/vxgehal.h>
#include <dev/vxge/vxge-osdep.h>
#include "vxge-firmware.h"
#define VXGE_GET_PARAM(str_kenv, to, param, hardcode) { \
static int __CONCAT(param, __LINE__); \
if (testenv(str_kenv) == 1) \
TUNABLE_INT_FETCH(str_kenv, \
&__CONCAT(param, __LINE__)); \
else \
__CONCAT(param, __LINE__) = hardcode; \
\
to.param = __CONCAT(param, __LINE__); \
}
#define VXGE_BUFFER_ALIGN(buffer_length, to) { \
if (buffer_length % to) \
buffer_length += \
(to - (buffer_length % to)); \
}
#define VXGE_HAL_VPATH_MSIX_ACTIVE 4
#define VXGE_HAL_VPATH_MSIX_ALARM_ID 2
#define VXGE_MSIX_ALARM_ID(hldev, i) \
((__hal_device_t *) hldev)->first_vp_id * \
VXGE_HAL_VPATH_MSIX_ACTIVE + i;
#define VXGE_DUAL_PORT_MODE 2
#define VXGE_DUAL_PORT_MAP 0xAAAAULL
#define VXGE_BAUDRATE 1000000000
#define VXGE_MAX_SEGS VXGE_HAL_MAX_FIFO_FRAGS
#define VXGE_TSO_SIZE 65600
#define VXGE_STATS_BUFFER_SIZE 65536
#define VXGE_PRINT_BUF_SIZE 128
#define VXGE_PMD_INFO_LEN 24
#define VXGE_RXD_REPLENISH_COUNT 4
#define VXGE_TX_LOW_THRESHOLD 32
/* Default configuration parameters */
#define VXGE_DEFAULT_USER_HARDCODED -1
#define VXGE_DEFAULT_CONFIG_VALUE 0xFF
#define VXGE_DEFAULT_CONFIG_ENABLE 1
#define VXGE_DEFAULT_CONFIG_DISABLE 0
#if __FreeBSD_version >= 800000
#define VXGE_DEFAULT_CONFIG_MQ_ENABLE 1
#else
#define VXGE_DEFAULT_CONFIG_MQ_ENABLE 0
#endif
#define VXGE_DEFAULT_CONFIG_IFQ_MAXLEN 1024
#define VXGE_DEFAULT_BR_SIZE 4096
#define VXGE_DEFAULT_RTH_BUCKET_SIZE 8
#define VXGE_DEFAULT_RING_BLOCK 2
#define VXGE_DEFAULT_SUPPORTED_DEVICES 1
#define VXGE_DEFAULT_DEVICE_POLL_MILLIS 2000
#define VXGE_DEFAULT_FIFO_ALIGNED_FRAGS 1
#define VXGE_DEFAULT_VPATH_PRIORITY_LOW 3
#define VXGE_DEFAULT_VPATH_PRIORITY_HIGH 0
#define VXGE_DEFAULT_ALL_VID_ENABLE \
VXGE_HAL_VPATH_RPA_ALL_VID_ENABLE
#define VXGE_DEFAULT_STRIP_VLAN_TAG \
VXGE_HAL_VPATH_RPA_STRIP_VLAN_TAG_ENABLE
#define VXGE_DEFAULT_TTI_BTIMER_VAL 250000
#define VXGE_DEFAULT_TTI_LTIMER_VAL 80
#define VXGE_DEFAULT_TTI_RTIMER_VAL 0
#define VXGE_DEFAULT_RTI_BTIMER_VAL 250
#define VXGE_DEFAULT_RTI_LTIMER_VAL 100
#define VXGE_DEFAULT_RTI_RTIMER_VAL 0
#define VXGE_TTI_RTIMER_ADAPT_VAL 10
#define VXGE_RTI_RTIMER_ADAPT_VAL 15
#define VXGE_DEFAULT_TTI_TX_URANGE_A 5
#define VXGE_DEFAULT_TTI_TX_URANGE_B 15
#define VXGE_DEFAULT_TTI_TX_URANGE_C 40
#define VXGE_DEFAULT_RTI_RX_URANGE_A 5
#define VXGE_DEFAULT_RTI_RX_URANGE_B 15
#define VXGE_DEFAULT_RTI_RX_URANGE_C 40
#define VXGE_DEFAULT_TTI_TX_UFC_A 1
#define VXGE_DEFAULT_TTI_TX_UFC_B 5
#define VXGE_DEFAULT_TTI_TX_UFC_C 15
#define VXGE_DEFAULT_TTI_TX_UFC_D 40
#define VXGE_DEFAULT_RTI_RX_UFC_A 1
#define VXGE_DEFAULT_RTI_RX_UFC_B 20
#define VXGE_DEFAULT_RTI_RX_UFC_C 40
#define VXGE_DEFAULT_RTI_RX_UFC_D 100
#define VXGE_MAX_RX_INTERRUPT_COUNT 100
#define VXGE_MAX_TX_INTERRUPT_COUNT 200
#define is_multi_func(func_mode) \
((func_mode == VXGE_HAL_PCIE_FUNC_MODE_MF8_VP2) || \
(func_mode == VXGE_HAL_PCIE_FUNC_MODE_MF2_VP8) || \
(func_mode == VXGE_HAL_PCIE_FUNC_MODE_MF4_VP4) || \
(func_mode == VXGE_HAL_PCIE_FUNC_MODE_MF8P_VP2))
#define is_single_func(func_mode) \
(func_mode == VXGE_HAL_PCIE_FUNC_MODE_SF1_VP17)
#define VXGE_DRV_STATS(v, x) v->driver_stats.x++
#define VXGE_MAX_MSIX_MESSAGES (VXGE_HAL_MAX_VIRTUAL_PATHS * 2 + 2)
#define VXGE_DRV_LOCK(x) mtx_lock(&(x)->mtx_drv)
#define VXGE_DRV_UNLOCK(x) mtx_unlock(&(x)->mtx_drv)
#define VXGE_DRV_LOCK_DESTROY(x) mtx_destroy(&(x)->mtx_drv)
#define VXGE_DRV_LOCK_ASSERT(x) mtx_assert(&(x)->mtx_drv, MA_OWNED)
#define VXGE_TX_LOCK(x) mtx_lock(&(x)->mtx_tx)
#define VXGE_TX_TRYLOCK(x) mtx_trylock(&(x)->mtx_tx)
#define VXGE_TX_UNLOCK(x) mtx_unlock(&(x)->mtx_tx)
#define VXGE_TX_LOCK_DESTROY(x) mtx_destroy(&(x)->mtx_tx)
#define VXGE_TX_LOCK_ASSERT(x) mtx_assert(&(x)->mtx_tx, MA_OWNED)
const char *
vxge_port_mode[6] =
{
"Default",
"Reserved",
"Active/Passive",
"Single Port",
"Dual Port",
"Disabled"
};
const char *
vxge_port_failure[3] =
{
"No Failover",
"Failover only",
"Failover & Failback"
};
/* IOCTLs to identify vxge-manage requests */
typedef enum _vxge_query_device_info_e {
VXGE_GET_PCI_CONF = 100,
VXGE_GET_MRPCIM_STATS = 101,
VXGE_GET_DEVICE_STATS = 102,
VXGE_GET_DEVICE_HWINFO = 103,
VXGE_GET_DRIVER_STATS = 104,
VXGE_GET_INTR_STATS = 105,
VXGE_GET_VERSION = 106,
VXGE_GET_TCODE = 107,
VXGE_GET_VPATH_COUNT = 108,
VXGE_GET_BANDWIDTH = 109,
VXGE_SET_BANDWIDTH = 110,
VXGE_GET_PORT_MODE = 111,
VXGE_SET_PORT_MODE = 112
} vxge_query_device_info_e;
typedef enum _vxge_firmware_upgrade_e {
VXGE_FW_UPGRADE_NONE = 0,
VXGE_FW_UPGRADE_ALL = 1,
VXGE_FW_UPGRADE_FORCE = 2
} vxge_firmware_upgrade_e;
typedef enum _vxge_free_resources_e {
VXGE_FREE_NONE = 0,
VXGE_FREE_MUTEX = 1,
VXGE_FREE_PCI_INFO = 2,
VXGE_FREE_BAR0 = 3,
VXGE_FREE_BAR1 = 4,
VXGE_FREE_BAR2 = 5,
VXGE_FREE_ISR_RESOURCE = 6,
VXGE_FREE_MEDIA = 7,
VXGE_FREE_INTERFACE = 8,
VXGE_FREE_DEVICE_CONFIG = 9,
VXGE_FREE_TERMINATE_DEVICE = 10,
VXGE_FREE_TERMINATE_DRIVER = 11,
VXGE_DISABLE_PCI_BUSMASTER = 12,
VXGE_FREE_VPATH = 13,
VXGE_FREE_ALL = 14
} vxge_free_resources_e;
typedef enum _vxge_device_attributes_e {
VXGE_PRINT_DRV_VERSION = 0,
VXGE_PRINT_PCIE_INFO = 1,
VXGE_PRINT_SERIAL_NO = 2,
VXGE_PRINT_PART_NO = 3,
VXGE_PRINT_FW_VERSION = 4,
VXGE_PRINT_FW_DATE = 5,
VXGE_PRINT_FUNC_MODE = 6,
VXGE_PRINT_INTR_MODE = 7,
VXGE_PRINT_VPATH_COUNT = 8,
VXGE_PRINT_MTU_SIZE = 9,
VXGE_PRINT_LRO_MODE = 10,
VXGE_PRINT_RTH_MODE = 11,
VXGE_PRINT_TSO_MODE = 12,
VXGE_PRINT_PMD_PORTS_0 = 13,
VXGE_PRINT_PMD_PORTS_1 = 14,
VXGE_PRINT_ADAPTER_TYPE = 15,
VXGE_PRINT_PORT_MODE = 16,
VXGE_PRINT_PORT_FAILURE = 17,
VXGE_PRINT_ACTIVE_PORT = 18,
VXGE_PRINT_L2SWITCH_MODE = 19
} vxge_device_attribute_e;
typedef struct _vxge_isr_info_t {
int irq_rid;
void *irq_handle;
struct resource *irq_res;
} vxge_isr_info_t;
typedef struct _vxge_drv_stats_t {
u64 isr_msix;
u64 tx_xmit;
u64 tx_posted;
u64 tx_compl;
u64 tx_tso;
u64 tx_tcode;
u64 tx_low_dtr_cnt;
u64 tx_reserve_failed;
u64 tx_no_dma_setup;
u64 tx_max_frags;
u64 tx_again;
u64 rx_compl;
u64 rx_tcode;
u64 rx_no_buf;
u64 rx_map_fail;
u64 rx_lro_queued;
u64 rx_lro_flushed;
} vxge_drv_stats_t;
typedef struct vxge_dev_t vxge_dev_t;
/* Rx descriptor private structure */
typedef struct _vxge_rxd_priv_t {
mbuf_t mbuf_pkt;
bus_size_t dma_sizes[1];
bus_addr_t dma_addr[1];
bus_dmamap_t dma_map;
} vxge_rxd_priv_t;
/* Tx descriptor private structure */
typedef struct _vxge_txdl_priv_t {
mbuf_t mbuf_pkt;
bus_dmamap_t dma_map;
bus_dma_segment_t dma_buffers[VXGE_MAX_SEGS];
} vxge_txdl_priv_t;
typedef struct _vxge_vpath_t {
u32 vp_id;
u32 vp_index;
u32 is_open;
u32 lro_enable;
int msix_vec;
int msix_vec_alarm;
u32 is_configured;
u64 rxd_posted;
macaddr_t mac_addr;
macaddr_t mac_mask;
int tx_ticks;
int rx_ticks;
u32 tti_rtimer_val;
u32 rti_rtimer_val;
u64 tx_interrupts;
u64 rx_interrupts;
int tx_intr_coalesce;
int rx_intr_coalesce;
vxge_dev_t *vdev;
vxge_hal_vpath_h handle;
char mtx_tx_name[16];
bus_dma_tag_t dma_tag_tx;
bus_dma_tag_t dma_tag_rx;
bus_dmamap_t extra_dma_map;
vxge_drv_stats_t driver_stats;
struct mtx mtx_tx;
struct lro_ctrl lro;
#if __FreeBSD_version >= 800000
struct buf_ring *br;
#endif
} vxge_vpath_t;
typedef struct _vxge_bw_info_t {
char query;
u64 func_id;
int priority;
int bandwidth;
} vxge_bw_info_t;
typedef struct _vxge_port_info_t {
char query;
int port_mode;
int port_failure;
} vxge_port_info_t;
typedef struct _vxge_device_hw_info_t {
vxge_hal_device_hw_info_t hw_info;
vxge_hal_xmac_nwif_dp_mode port_mode;
vxge_hal_xmac_nwif_behavior_on_failure port_failure;
} vxge_device_hw_info_t;
typedef struct _vxge_config_t {
u32 intr_mode;
int lro_enable;
int rth_enable;
int tso_enable;
int tx_steering;
int rth_bkt_sz;
int ifq_maxlen;
int no_of_vpath;
int ifq_multi;
int intr_coalesce;
int low_latency;
int l2_switch;
int port_mode;
int function_mode;
char nic_attr[20][128];
vxge_hal_device_hw_info_t hw_info;
vxge_firmware_upgrade_e fw_option;
vxge_hal_xmac_nwif_behavior_on_failure port_failure;
vxge_bw_info_t bw_info[VXGE_HAL_MAX_FUNCTIONS];
vxge_isr_info_t isr_info[VXGE_MAX_MSIX_MESSAGES];
} vxge_config_t;
struct vxge_dev_t {
device_t ndev;
bool is_privilaged;
bool is_initialized;
bool is_active;
int intr_count;
bool fw_upgrade;
int no_of_vpath;
u64 active_port;
u32 no_of_func;
u32 hw_fw_version;
u32 max_supported_vpath;
int rx_mbuf_sz;
int if_flags;
int ifm_optics;
ifnet_t ifp;
vxge_hal_xmac_nwif_dp_mode port_mode;
vxge_hal_xmac_nwif_l2_switch_status l2_switch;
vxge_hal_xmac_nwif_behavior_on_failure port_failure;
char ndev_name[16];
char mtx_drv_name[16];
struct mtx mtx_drv;
struct ifmedia media;
vxge_pci_info_t *pdev;
vxge_hal_device_t *devh;
vxge_vpath_t *vpaths;
vxge_config_t config;
vxge_hal_device_config_t *device_config;
vxge_hal_vpath_h vpath_handles[VXGE_HAL_MAX_VIRTUAL_PATHS];
};
int vxge_probe(device_t);
int vxge_attach(device_t);
int vxge_detach(device_t);
int vxge_shutdown(device_t);
int vxge_alloc_resources(vxge_dev_t *);
int vxge_alloc_isr_resources(vxge_dev_t *);
int vxge_alloc_bar_resources(vxge_dev_t *, int);
void vxge_free_resources(device_t, vxge_free_resources_e);
void vxge_free_isr_resources(vxge_dev_t *);
void vxge_free_bar_resources(vxge_dev_t *, int);
int vxge_device_hw_info_get(vxge_dev_t *);
int vxge_firmware_verify(vxge_dev_t *);
vxge_hal_status_e
vxge_driver_init(vxge_dev_t *);
vxge_hal_status_e
vxge_firmware_upgrade(vxge_dev_t *);
vxge_hal_status_e
vxge_func_mode_set(vxge_dev_t *);
vxge_hal_status_e
vxge_port_mode_set(vxge_dev_t *);
vxge_hal_status_e
vxge_port_behavior_on_failure_set(vxge_dev_t *);
vxge_hal_status_e
vxge_l2switch_mode_set(vxge_dev_t *);
void vxge_init(void *);
void vxge_init_locked(vxge_dev_t *);
void vxge_stop(vxge_dev_t *);
void vxge_stop_locked(vxge_dev_t *);
void vxge_reset(vxge_dev_t *);
int vxge_ifp_setup(device_t);
int vxge_isr_setup(vxge_dev_t *);
void vxge_media_init(vxge_dev_t *);
int vxge_media_change(ifnet_t);
void vxge_media_status(ifnet_t, struct ifmediareq *);
void vxge_mutex_init(vxge_dev_t *);
void vxge_mutex_destroy(vxge_dev_t *);
void vxge_link_up(vxge_hal_device_h, void *);
void vxge_link_down(vxge_hal_device_h, void *);
void vxge_crit_error(vxge_hal_device_h, void *, vxge_hal_event_e, u64);
int vxge_ioctl(ifnet_t, u_long, caddr_t);
int vxge_ioctl_regs(vxge_dev_t *, struct ifreq *);
int vxge_ioctl_stats(vxge_dev_t *, struct ifreq *);
void vxge_promisc_set(vxge_dev_t *);
void vxge_vpath_config(vxge_dev_t *);
int vxge_vpath_open(vxge_dev_t *);
void vxge_vpath_close(vxge_dev_t *);
void vxge_vpath_reset(vxge_dev_t *);
int vxge_change_mtu(vxge_dev_t *, unsigned long);
u32 vxge_ring_length_get(u32);
void vxge_isr_line(void *);
int vxge_isr_filter(void *);
void vxge_isr_msix(void *);
void vxge_isr_msix_alarm(void *);
void
vxge_intr_coalesce_tx(vxge_vpath_t *);
void
vxge_intr_coalesce_rx(vxge_vpath_t *);
vxge_hal_status_e
vxge_msix_enable(vxge_dev_t *);
vxge_hal_status_e
vxge_rth_config(vxge_dev_t *);
int vxge_dma_tags_create(vxge_vpath_t *);
void vxge_device_hw_info_print(vxge_dev_t *);
int vxge_driver_config(vxge_dev_t *);
#if __FreeBSD_version >= 800000
int
vxge_mq_send(ifnet_t, mbuf_t);
static inline int
vxge_mq_send_locked(ifnet_t, vxge_vpath_t *, mbuf_t);
void
vxge_mq_qflush(ifnet_t);
#endif
void
vxge_send(ifnet_t);
static inline void
vxge_send_locked(ifnet_t, vxge_vpath_t *);
static inline int
vxge_xmit(ifnet_t, vxge_vpath_t *, mbuf_t *);
static inline int
vxge_dma_mbuf_coalesce(bus_dma_tag_t, bus_dmamap_t,
mbuf_t *, bus_dma_segment_t *, int *);
static inline void
vxge_rx_checksum(vxge_hal_ring_rxd_info_t, mbuf_t);
static inline void
vxge_rx_input(ifnet_t, mbuf_t, vxge_vpath_t *);
static inline vxge_hal_vpath_h
vxge_vpath_handle_get(vxge_dev_t *, int);
static inline int
vxge_vpath_get(vxge_dev_t *, mbuf_t);
void
vxge_tso_config(vxge_dev_t *);
vxge_hal_status_e
vxge_tx_replenish(vxge_hal_vpath_h, vxge_hal_txdl_h, void *,
u32, void *, vxge_hal_reopen_e);
vxge_hal_status_e
vxge_tx_compl(vxge_hal_vpath_h, vxge_hal_txdl_h, void *,
vxge_hal_fifo_tcode_e, void *);
void
vxge_tx_term(vxge_hal_vpath_h, vxge_hal_txdl_h, void *,
vxge_hal_txdl_state_e, void *, vxge_hal_reopen_e);
vxge_hal_status_e
vxge_rx_replenish(vxge_hal_vpath_h, vxge_hal_rxd_h, void *,
u32, void *, vxge_hal_reopen_e);
vxge_hal_status_e
vxge_rx_compl(vxge_hal_vpath_h, vxge_hal_rxd_h, void *, u8, void *);
void
vxge_rx_term(vxge_hal_vpath_h, vxge_hal_rxd_h, void *,
vxge_hal_rxd_state_e, void *, vxge_hal_reopen_e);
void
vxge_rx_rxd_1b_get(vxge_vpath_t *, vxge_hal_rxd_h, void *);
int
vxge_rx_rxd_1b_set(vxge_vpath_t *, vxge_hal_rxd_h, void *);
int
vxge_bw_priority_config(vxge_dev_t *);
vxge_hal_status_e
vxge_bw_priority_get(vxge_dev_t *, vxge_bw_info_t *);
int
vxge_bw_priority_set(vxge_dev_t *, struct ifreq *);
int
vxge_bw_priority_update(vxge_dev_t *, u32, bool);
int
vxge_port_mode_update(vxge_dev_t *);
vxge_hal_status_e
vxge_port_mode_get(vxge_dev_t *, vxge_port_info_t *);
void
vxge_pmd_port_type_get(vxge_dev_t *, u32, char *, u8);
void
vxge_active_port_update(vxge_dev_t *);
static inline void
vxge_null_terminate(char *, size_t);
#endif /* _VXGE_H_ */