diff options
Diffstat (limited to 'drivers/net/gianfar.h')
| -rw-r--r-- | drivers/net/gianfar.h | 96 |
1 files changed, 91 insertions, 5 deletions
diff --git a/drivers/net/gianfar.h b/drivers/net/gianfar.h index 79e8471584e..5ae769df1d8 100644 --- a/drivers/net/gianfar.h +++ b/drivers/net/gianfar.h @@ -75,6 +75,10 @@ extern const char gfar_driver_name[]; extern const char gfar_driver_version[]; +/* MAXIMUM NUMBER OF QUEUES SUPPORTED */ +#define MAX_TX_QS 0x8 +#define MAX_RX_QS 0x8 + /* These need to be powers of 2 for this driver */ #define DEFAULT_TX_RING_SIZE 256 #define DEFAULT_RX_RING_SIZE 256 @@ -172,12 +176,63 @@ extern const char gfar_driver_version[]; #define MINFLR_INIT_SETTINGS 0x00000040 +/* Tqueue control */ +#define TQUEUE_EN0 0x00008000 +#define TQUEUE_EN1 0x00004000 +#define TQUEUE_EN2 0x00002000 +#define TQUEUE_EN3 0x00001000 +#define TQUEUE_EN4 0x00000800 +#define TQUEUE_EN5 0x00000400 +#define TQUEUE_EN6 0x00000200 +#define TQUEUE_EN7 0x00000100 +#define TQUEUE_EN_ALL 0x0000FF00 + +#define TR03WT_WT0_MASK 0xFF000000 +#define TR03WT_WT1_MASK 0x00FF0000 +#define TR03WT_WT2_MASK 0x0000FF00 +#define TR03WT_WT3_MASK 0x000000FF + +#define TR47WT_WT4_MASK 0xFF000000 +#define TR47WT_WT5_MASK 0x00FF0000 +#define TR47WT_WT6_MASK 0x0000FF00 +#define TR47WT_WT7_MASK 0x000000FF + +/* Rqueue control */ +#define RQUEUE_EX0 0x00800000 +#define RQUEUE_EX1 0x00400000 +#define RQUEUE_EX2 0x00200000 +#define RQUEUE_EX3 0x00100000 +#define RQUEUE_EX4 0x00080000 +#define RQUEUE_EX5 0x00040000 +#define RQUEUE_EX6 0x00020000 +#define RQUEUE_EX7 0x00010000 +#define RQUEUE_EX_ALL 0x00FF0000 + +#define RQUEUE_EN0 0x00000080 +#define RQUEUE_EN1 0x00000040 +#define RQUEUE_EN2 0x00000020 +#define RQUEUE_EN3 0x00000010 +#define RQUEUE_EN4 0x00000008 +#define RQUEUE_EN5 0x00000004 +#define RQUEUE_EN6 0x00000002 +#define RQUEUE_EN7 0x00000001 +#define RQUEUE_EN_ALL 0x000000FF + /* Init to do tx snooping for buffers and descriptors */ #define DMACTRL_INIT_SETTINGS 0x000000c3 #define DMACTRL_GRS 0x00000010 #define DMACTRL_GTS 0x00000008 -#define TSTAT_CLEAR_THALT 0x80000000 +#define TSTAT_CLEAR_THALT_ALL 0xFF000000 +#define TSTAT_CLEAR_THALT 0x80000000 +#define TSTAT_CLEAR_THALT0 0x80000000 +#define TSTAT_CLEAR_THALT1 0x40000000 +#define TSTAT_CLEAR_THALT2 0x20000000 +#define TSTAT_CLEAR_THALT3 0x10000000 +#define TSTAT_CLEAR_THALT4 0x08000000 +#define TSTAT_CLEAR_THALT5 0x04000000 +#define TSTAT_CLEAR_THALT6 0x02000000 +#define TSTAT_CLEAR_THALT7 0x01000000 /* Interrupt coalescing macros */ #define IC_ICEN 0x80000000 @@ -228,6 +283,13 @@ extern const char gfar_driver_version[]; #define TCTRL_IPCSEN 0x00004000 #define TCTRL_TUCSEN 0x00002000 #define TCTRL_VLINS 0x00001000 +#define TCTRL_THDF 0x00000800 +#define TCTRL_RFCPAUSE 0x00000010 +#define TCTRL_TFCPAUSE 0x00000008 +#define TCTRL_TXSCHED_MASK 0x00000006 +#define TCTRL_TXSCHED_INIT 0x00000000 +#define TCTRL_TXSCHED_PRIO 0x00000002 +#define TCTRL_TXSCHED_WRRS 0x00000004 #define TCTRL_INIT_CSUM (TCTRL_TUCSEN | TCTRL_IPCSEN) #define IEVENT_INIT_CLEAR 0xffffffff @@ -700,6 +762,8 @@ struct gfar { #define FSL_GIANFAR_DEV_HAS_BD_STASHING 0x00000200 #define FSL_GIANFAR_DEV_HAS_BUF_STASHING 0x00000400 +#define DEFAULT_MAPPING 0xFF + /** * struct gfar_priv_tx_q - per tx queue structure * @txlock: per queue tx spin lock @@ -743,7 +807,6 @@ struct gfar_priv_tx_q { /** * struct gfar_priv_rx_q - per rx queue structure * @rxlock: per queue rx spin lock - * @napi: the napi poll function * @rx_skbuff: skb pointers * @skb_currx: currently use skb pointer * @rx_bd_base: First rx buffer descriptor @@ -757,8 +820,8 @@ struct gfar_priv_tx_q { struct gfar_priv_rx_q { spinlock_t rxlock __attribute__ ((aligned (SMP_CACHE_BYTES))); - struct napi_struct napi; struct sk_buff ** rx_skbuff; + dma_addr_t rx_bd_dma_base; struct rxbd8 *rx_bd_base; struct rxbd8 *cur_rx; struct net_device *dev; @@ -772,6 +835,7 @@ struct gfar_priv_rx_q { /** * struct gfar_priv_grp - per group structure + * @napi: the napi poll function * @priv: back pointer to the priv structure * @regs: the ioremapped register space for this group * @grp_id: group id for this group @@ -785,8 +849,17 @@ struct gfar_priv_rx_q { struct gfar_priv_grp { spinlock_t grplock __attribute__ ((aligned (SMP_CACHE_BYTES))); + struct napi_struct napi; struct gfar_private *priv; struct gfar __iomem *regs; + unsigned int rx_bit_map; + unsigned int tx_bit_map; + unsigned int num_tx_queues; + unsigned int num_rx_queues; + unsigned int rstat; + unsigned int tstat; + unsigned int imask; + unsigned int ievent; unsigned int interruptTransmit; unsigned int interruptReceive; unsigned int interruptError; @@ -807,13 +880,21 @@ struct gfar_priv_grp { */ struct gfar_private { + /* Indicates how many tx, rx queues are enabled */ + unsigned int num_tx_queues; + unsigned int num_rx_queues; + + /* The total tx and rx ring size for the enabled queues */ + unsigned int total_tx_ring_size; + unsigned int total_rx_ring_size; + struct device_node *node; struct net_device *ndev; struct of_device *ofdev; struct gfar_priv_grp gfargrp; - struct gfar_priv_tx_q *tx_queue; - struct gfar_priv_rx_q *rx_queue; + struct gfar_priv_tx_q *tx_queue[MAX_TX_QS]; + struct gfar_priv_rx_q *rx_queue[MAX_RX_QS]; /* RX per device parameters */ unsigned int rx_buffer_size; @@ -844,6 +925,7 @@ struct gfar_private { unsigned char rx_csum_enable:1, extended_hash:1, bd_stash_en:1, + rx_filer_enable:1, wol_en:1; /* Wake-on-LAN enabled */ unsigned short padding; @@ -874,6 +956,10 @@ static inline void gfar_write(volatile unsigned __iomem *addr, u32 val) out_be32(addr, val); } +extern void lock_rx_qs(struct gfar_private *priv); +extern void lock_tx_qs(struct gfar_private *priv); +extern void unlock_rx_qs(struct gfar_private *priv); +extern void unlock_tx_qs(struct gfar_private *priv); extern irqreturn_t gfar_receive(int irq, void *dev_id); extern int startup_gfar(struct net_device *dev); extern void stop_gfar(struct net_device *dev); |