Differential D7574 Diff 19476 sys/dev/hyperv/netvsc/hv_net_vsc.h

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sys/dev/hyperv/netvsc/hv_net_vsc.h

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* Data types		* Data types
*/		*/

/*		/*
* Per netvsc channel-specific		* Per netvsc channel-specific
*/		*/
typedef struct netvsc_dev_ {		typedef struct netvsc_dev_ {
struct hn_softc *sc;		struct hn_softc *sc;

/* Send buffer allocated by us but manages by NetVSP */
void *send_buf;
uint32_t send_buf_size;
uint32_t send_buf_gpadl_handle;
uint32_t send_section_size;
uint32_t send_section_count;
unsigned long bitsmap_words;
unsigned long *send_section_bitsmap;

/* Holds rndis device info */		/* Holds rndis device info */
void *extension;		void *extension;

struct hyperv_dma txbuf_dma;
} netvsc_dev;		} netvsc_dev;

struct vmbus_channel;		struct vmbus_channel;

typedef void (pfn_on_send_rx_completion)(struct vmbus_channel , void *);		typedef void (pfn_on_send_rx_completion)(struct vmbus_channel , void *);

#define NETVSC_DEVICE_RING_BUFFER_SIZE (128 * PAGE_SIZE)		#define NETVSC_DEVICE_RING_BUFFER_SIZE (128 * PAGE_SIZE)
#define NETVSC_PACKET_MAXPAGE 32		#define NETVSC_PACKET_MAXPAGE 32

#define NETVSC_VLAN_PRIO_MASK 0xe000		#define NETVSC_VLAN_PRIO_MASK 0xe000
#define NETVSC_VLAN_PRIO_SHIFT 13		#define NETVSC_VLAN_PRIO_SHIFT 13
#define NETVSC_VLAN_VID_MASK 0x0fff		#define NETVSC_VLAN_VID_MASK 0x0fff

#define TYPE_IPV4 2		#define TYPE_IPV4 2
#define TYPE_IPV6 4		#define TYPE_IPV6 4
#define TYPE_TCP 2		#define TYPE_TCP 2
#define TYPE_UDP 4		#define TYPE_UDP 4

#define TRANSPORT_TYPE_NOT_IP 0		#define TRANSPORT_TYPE_NOT_IP 0
#define TRANSPORT_TYPE_IPV4_TCP ((TYPE_IPV4 << 16) \| TYPE_TCP)		#define TRANSPORT_TYPE_IPV4_TCP ((TYPE_IPV4 << 16) \| TYPE_TCP)
#define TRANSPORT_TYPE_IPV4_UDP ((TYPE_IPV4 << 16) \| TYPE_UDP)		#define TRANSPORT_TYPE_IPV4_UDP ((TYPE_IPV4 << 16) \| TYPE_UDP)
#define TRANSPORT_TYPE_IPV6_TCP ((TYPE_IPV6 << 16) \| TYPE_TCP)		#define TRANSPORT_TYPE_IPV6_TCP ((TYPE_IPV6 << 16) \| TYPE_TCP)
#define TRANSPORT_TYPE_IPV6_UDP ((TYPE_IPV6 << 16) \| TYPE_UDP)		#define TRANSPORT_TYPE_IPV6_UDP ((TYPE_IPV6 << 16) \| TYPE_UDP)

#ifdef __LP64__
#define BITS_PER_LONG 64
#else
#define BITS_PER_LONG 32
#endif

typedef struct {		typedef struct {
uint8_t mac_addr[6]; /* Assumption unsigned long */		uint8_t mac_addr[6]; /* Assumption unsigned long */
uint8_t link_state;		uint8_t link_state;
} netvsc_device_info;		} netvsc_device_info;

#ifndef HN_USE_TXDESC_BUFRING		#ifndef HN_USE_TXDESC_BUFRING
struct hn_txdesc;		struct hn_txdesc;
SLIST_HEAD(hn_txdesc_list, hn_txdesc);		SLIST_HEAD(hn_txdesc_list, hn_txdesc);
▲ Show 20 Lines • Show All 56 Lines • ▼ Show 20 Lines	#endif
int hn_oactive;		int hn_oactive;
int hn_tx_idx;		int hn_tx_idx;

struct mtx hn_tx_lock;		struct mtx hn_tx_lock;
struct hn_softc *hn_sc;		struct hn_softc *hn_sc;
struct vmbus_channel *hn_chan;		struct vmbus_channel *hn_chan;

int hn_direct_tx_size;		int hn_direct_tx_size;
int hn_tx_chimney_size;		int hn_chim_size;
bus_dma_tag_t hn_tx_data_dtag;		bus_dma_tag_t hn_tx_data_dtag;
uint64_t hn_csum_assist;		uint64_t hn_csum_assist;

int hn_gpa_cnt;		int hn_gpa_cnt;
struct vmbus_gpa hn_gpa[NETVSC_PACKET_MAXPAGE];		struct vmbus_gpa hn_gpa[NETVSC_PACKET_MAXPAGE];

u_long hn_no_txdescs;		u_long hn_no_txdescs;
u_long hn_send_failed;		u_long hn_send_failed;
Show All 32 Lines	typedef struct hn_softc {
int hn_rx_ring_cnt;		int hn_rx_ring_cnt;
int hn_rx_ring_inuse;		int hn_rx_ring_inuse;
struct hn_rx_ring *hn_rx_ring;		struct hn_rx_ring *hn_rx_ring;

int hn_tx_ring_cnt;		int hn_tx_ring_cnt;
int hn_tx_ring_inuse;		int hn_tx_ring_inuse;
struct hn_tx_ring *hn_tx_ring;		struct hn_tx_ring *hn_tx_ring;

		uint8_t *hn_chim;
		u_long *hn_chim_bmap;
		int hn_chim_bmap_cnt;
		int hn_chim_cnt;
		int hn_chim_szmax;

int hn_cpu;		int hn_cpu;
int hn_tx_chimney_max;
struct taskqueue *hn_tx_taskq;		struct taskqueue *hn_tx_taskq;
struct sysctl_oid *hn_tx_sysctl_tree;		struct sysctl_oid *hn_tx_sysctl_tree;
struct sysctl_oid *hn_rx_sysctl_tree;		struct sysctl_oid *hn_rx_sysctl_tree;
struct vmbus_xact_ctx *hn_xact;		struct vmbus_xact_ctx *hn_xact;
uint32_t hn_nvs_ver;		uint32_t hn_nvs_ver;

uint32_t hn_flags;		uint32_t hn_flags;
void *hn_rxbuf;		void *hn_rxbuf;
uint32_t hn_rxbuf_gpadl;		uint32_t hn_rxbuf_gpadl;
struct hyperv_dma hn_rxbuf_dma;		struct hyperv_dma hn_rxbuf_dma;

		uint32_t hn_chim_gpadl;
		struct hyperv_dma hn_chim_dma;
} hn_softc_t;		} hn_softc_t;

#define HN_FLAG_RXBUF_CONNECTED 0x0001		#define HN_FLAG_RXBUF_CONNECTED 0x0001
		#define HN_FLAG_CHIM_CONNECTED 0x0002

/*		/*
* Externs		* Externs
*/		*/
extern int hv_promisc_mode;		extern int hv_promisc_mode;
struct hn_send_ctx;		struct hn_send_ctx;

void netvsc_linkstatus_callback(struct hn_softc *sc, uint32_t status);		void netvsc_linkstatus_callback(struct hn_softc *sc, uint32_t status);
netvsc_dev hv_nv_on_device_add(struct hn_softc sc,		netvsc_dev hv_nv_on_device_add(struct hn_softc sc,
void additional_info, struct hn_rx_ring rxr);		void additional_info, struct hn_rx_ring rxr);
int hv_nv_on_device_remove(struct hn_softc *sc,		int hv_nv_on_device_remove(struct hn_softc *sc,
boolean_t destroy_channel);		boolean_t destroy_channel);
int hv_nv_on_send(struct vmbus_channel *chan, uint32_t rndis_mtype,		int hv_nv_on_send(struct vmbus_channel *chan, uint32_t rndis_mtype,
struct hn_send_ctx sndc, struct vmbus_gpa gpa, int gpa_cnt);		struct hn_send_ctx sndc, struct vmbus_gpa gpa, int gpa_cnt);
int hv_nv_get_next_send_section(netvsc_dev *net_dev);
void hv_nv_subchan_attach(struct vmbus_channel *chan,		void hv_nv_subchan_attach(struct vmbus_channel *chan,
struct hn_rx_ring *rxr);		struct hn_rx_ring *rxr);

#endif /* __HV_NET_VSC_H__ */		#endif /* __HV_NET_VSC_H__ */