diff options
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/ps3_gelic_net.c | 464 | ||||
| -rw-r--r-- | drivers/net/ps3_gelic_net.h | 285 |
2 files changed, 390 insertions, 359 deletions
diff --git a/drivers/net/ps3_gelic_net.c b/drivers/net/ps3_gelic_net.c index 81e77d3..c09848c 100644 --- a/drivers/net/ps3_gelic_net.c +++ b/drivers/net/ps3_gelic_net.c @@ -54,21 +54,21 @@ MODULE_AUTHOR("SCE Inc."); MODULE_DESCRIPTION("Gelic Network driver"); MODULE_LICENSE("GPL"); -static inline struct device *ctodev(struct gelic_net_card *card) +static inline struct device *ctodev(struct gelic_card *card) { return &card->dev->core; } -static inline u64 bus_id(struct gelic_net_card *card) +static inline u64 bus_id(struct gelic_card *card) { return card->dev->bus_id; } -static inline u64 dev_id(struct gelic_net_card *card) +static inline u64 dev_id(struct gelic_card *card) { return card->dev->dev_id; } /* set irq_mask */ -static int gelic_net_set_irq_mask(struct gelic_net_card *card, u64 mask) +static int gelic_card_set_irq_mask(struct gelic_card *card, u64 mask) { int status; @@ -79,51 +79,40 @@ static int gelic_net_set_irq_mask(struct gelic_net_card *card, u64 mask) "lv1_net_set_interrupt_mask failed %d\n", status); return status; } -static inline void gelic_net_rx_irq_on(struct gelic_net_card *card) +static inline void gelic_card_rx_irq_on(struct gelic_card *card) { - gelic_net_set_irq_mask(card, card->ghiintmask | GELIC_NET_RXINT); + gelic_card_set_irq_mask(card, card->ghiintmask | GELIC_CARD_RXINT); } -static inline void gelic_net_rx_irq_off(struct gelic_net_card *card) +static inline void gelic_card_rx_irq_off(struct gelic_card *card) { - gelic_net_set_irq_mask(card, card->ghiintmask & ~GELIC_NET_RXINT); + gelic_card_set_irq_mask(card, card->ghiintmask & ~GELIC_CARD_RXINT); } /** - * gelic_net_get_descr_status -- returns the status of a descriptor + * gelic_descr_get_status -- returns the status of a descriptor * @descr: descriptor to look at * * returns the status as in the dmac_cmd_status field of the descriptor */ -static enum gelic_net_descr_status -gelic_net_get_descr_status(struct gelic_net_descr *descr) +static enum gelic_descr_dma_status +gelic_descr_get_status(struct gelic_descr *descr) { - u32 cmd_status; - - cmd_status = be32_to_cpu(descr->dmac_cmd_status); - cmd_status >>= GELIC_NET_DESCR_IND_PROC_SHIFT; - return cmd_status; + return be32_to_cpu(descr->dmac_cmd_status) & GELIC_DESCR_DMA_STAT_MASK; } /** - * gelic_net_set_descr_status -- sets the status of a descriptor + * gelic_descr_set_status -- sets the status of a descriptor * @descr: descriptor to change * @status: status to set in the descriptor * * changes the status to the specified value. Doesn't change other bits * in the status */ -static void gelic_net_set_descr_status(struct gelic_net_descr *descr, - enum gelic_net_descr_status status) +static void gelic_descr_set_status(struct gelic_descr *descr, + enum gelic_descr_dma_status status) { - u32 cmd_status; - - /* read the status */ - cmd_status = be32_to_cpu(descr->dmac_cmd_status); - /* clean the upper 4 bits */ - cmd_status &= GELIC_NET_DESCR_IND_PROC_MASKO; - /* add the status to it */ - cmd_status |= ((u32)status) << GELIC_NET_DESCR_IND_PROC_SHIFT; - /* and write it back */ - descr->dmac_cmd_status = cpu_to_be32(cmd_status); + descr->dmac_cmd_status = cpu_to_be32(status | + (be32_to_cpu(descr->dmac_cmd_status) & + ~GELIC_DESCR_DMA_STAT_MASK)); /* * dma_cmd_status field is used to indicate whether the descriptor * is valid or not. @@ -134,24 +123,24 @@ static void gelic_net_set_descr_status(struct gelic_net_descr *descr, } /** - * gelic_net_free_chain - free descriptor chain + * gelic_card_free_chain - free descriptor chain * @card: card structure * @descr_in: address of desc */ -static void gelic_net_free_chain(struct gelic_net_card *card, - struct gelic_net_descr *descr_in) +static void gelic_card_free_chain(struct gelic_card *card, + struct gelic_descr *descr_in) { - struct gelic_net_descr *descr; + struct gelic_descr *descr; for (descr = descr_in; descr && descr->bus_addr; descr = descr->next) { dma_unmap_single(ctodev(card), descr->bus_addr, - GELIC_NET_DESCR_SIZE, DMA_BIDIRECTIONAL); + GELIC_DESCR_SIZE, DMA_BIDIRECTIONAL); descr->bus_addr = 0; } } /** - * gelic_net_init_chain - links descriptor chain + * gelic_card_init_chain - links descriptor chain * @card: card structure * @chain: address of chain * @start_descr: address of descriptor array @@ -162,22 +151,22 @@ static void gelic_net_free_chain(struct gelic_net_card *card, * * returns 0 on success, <0 on failure */ -static int gelic_net_init_chain(struct gelic_net_card *card, - struct gelic_net_descr_chain *chain, - struct gelic_net_descr *start_descr, int no) +static int gelic_card_init_chain(struct gelic_card *card, + struct gelic_descr_chain *chain, + struct gelic_descr *start_descr, int no) { int i; - struct gelic_net_descr *descr; + struct gelic_descr *descr; descr = start_descr; memset(descr, 0, sizeof(*descr) * no); /* set up the hardware pointers in each descriptor */ for (i = 0; i < no; i++, descr++) { - gelic_net_set_descr_status(descr, GELIC_NET_DESCR_NOT_IN_USE); + gelic_descr_set_status(descr, GELIC_DESCR_DMA_NOT_IN_USE); descr->bus_addr = dma_map_single(ctodev(card), descr, - GELIC_NET_DESCR_SIZE, + GELIC_DESCR_SIZE, DMA_BIDIRECTIONAL); if (!descr->bus_addr) @@ -208,13 +197,13 @@ iommu_error: for (i--, descr--; 0 <= i; i--, descr--) if (descr->bus_addr) dma_unmap_single(ctodev(card), descr->bus_addr, - GELIC_NET_DESCR_SIZE, + GELIC_DESCR_SIZE, DMA_BIDIRECTIONAL); return -ENOMEM; } /** - * gelic_net_prepare_rx_descr - reinitializes a rx descriptor + * gelic_descr_prepare_rx - reinitializes a rx descriptor * @card: card structure * @descr: descriptor to re-init * @@ -223,15 +212,15 @@ iommu_error: * allocates a new rx skb, iommu-maps it and attaches it to the descriptor. * Activate the descriptor state-wise */ -static int gelic_net_prepare_rx_descr(struct gelic_net_card *card, - struct gelic_net_descr *descr) +static int gelic_descr_prepare_rx(struct gelic_card *card, + struct gelic_descr *descr) { int offset; unsigned int bufsize; - if (gelic_net_get_descr_status(descr) != GELIC_NET_DESCR_NOT_IN_USE) { + if (gelic_descr_get_status(descr) != GELIC_DESCR_DMA_NOT_IN_USE) dev_info(ctodev(card), "%s: ERROR status \n", __func__); - } + /* we need to round up the buffer size to a multiple of 128 */ bufsize = ALIGN(GELIC_NET_MAX_MTU, GELIC_NET_RXBUF_ALIGN); @@ -265,22 +254,22 @@ static int gelic_net_prepare_rx_descr(struct gelic_net_card *card, descr->skb = NULL; dev_info(ctodev(card), "%s:Could not iommu-map rx buffer\n", __func__); - gelic_net_set_descr_status(descr, GELIC_NET_DESCR_NOT_IN_USE); + gelic_descr_set_status(descr, GELIC_DESCR_DMA_NOT_IN_USE); return -ENOMEM; } else { - gelic_net_set_descr_status(descr, GELIC_NET_DESCR_CARDOWNED); + gelic_descr_set_status(descr, GELIC_DESCR_DMA_CARDOWNED); return 0; } } /** - * gelic_net_release_rx_chain - free all skb of rx descr + * gelic_card_release_rx_chain - free all skb of rx descr * @card: card structure * */ -static void gelic_net_release_rx_chain(struct gelic_net_card *card) +static void gelic_card_release_rx_chain(struct gelic_card *card) { - struct gelic_net_descr *descr = card->rx_chain.head; + struct gelic_descr *descr = card->rx_chain.head; do { if (descr->skb) { @@ -291,29 +280,29 @@ static void gelic_net_release_rx_chain(struct gelic_net_card *card) descr->buf_addr = 0; dev_kfree_skb_any(descr->skb); descr->skb = NULL; - gelic_net_set_descr_status(descr, - GELIC_NET_DESCR_NOT_IN_USE); + gelic_descr_set_status(descr, + GELIC_DESCR_DMA_NOT_IN_USE); } descr = descr->next; } while (descr != card->rx_chain.head); } /** - * gelic_net_fill_rx_chain - fills descriptors/skbs in the rx chains + * gelic_card_fill_rx_chain - fills descriptors/skbs in the rx chains * @card: card structure * * fills all descriptors in the rx chain: allocates skbs * and iommu-maps them. - * returns 0 on success, <0 on failure + * returns 0 on success, < 0 on failure */ -static int gelic_net_fill_rx_chain(struct gelic_net_card *card) +static int gelic_card_fill_rx_chain(struct gelic_card *card) { - struct gelic_net_descr *descr = card->rx_chain.head; + struct gelic_descr *descr = card->rx_chain.head; int ret; do { if (!descr->skb) { - ret = gelic_net_prepare_rx_descr(card, descr); + ret = gelic_descr_prepare_rx(card, descr); if (ret) goto rewind; } @@ -322,41 +311,42 @@ static int gelic_net_fill_rx_chain(struct gelic_net_card *card) return 0; rewind: - gelic_net_release_rx_chain(card); + gelic_card_release_rx_chain(card); return ret; } /** - * gelic_net_alloc_rx_skbs - allocates rx skbs in rx descriptor chains + * gelic_card_alloc_rx_skbs - allocates rx skbs in rx descriptor chains * @card: card structure * - * returns 0 on success, <0 on failure + * returns 0 on success, < 0 on failure */ -static int gelic_net_alloc_rx_skbs(struct gelic_net_card *card) +static int gelic_card_alloc_rx_skbs(struct gelic_card *card) { - struct gelic_net_descr_chain *chain; + struct gelic_descr_chain *chain; int ret; chain = &card->rx_chain; - ret = gelic_net_fill_rx_chain(card); + ret = gelic_card_fill_rx_chain(card); chain->head = card->rx_top->prev; /* point to the last */ return ret; } /** - * gelic_net_release_tx_descr - processes a used tx descriptor + * gelic_descr_release_tx - processes a used tx descriptor * @card: card structure * @descr: descriptor to release * * releases a used tx descriptor (unmapping, freeing of skb) */ -static void gelic_net_release_tx_descr(struct gelic_net_card *card, - struct gelic_net_descr *descr) +static void gelic_descr_release_tx(struct gelic_card *card, + struct gelic_descr *descr) { struct sk_buff *skb = descr->skb; +#ifdef DEBUG BUG_ON(!(be32_to_cpu(descr->data_status) & - (1 << GELIC_NET_TXDESC_TAIL))); - + (1 << GELIC_DESCR_TX_DMA_FRAME_TAIL))); +#endif dma_unmap_single(ctodev(card), be32_to_cpu(descr->buf_addr), skb->len, DMA_TO_DEVICE); dev_kfree_skb_any(skb); @@ -371,30 +361,30 @@ static void gelic_net_release_tx_descr(struct gelic_net_card *card, descr->skb = NULL; /* set descr status */ - gelic_net_set_descr_status(descr, GELIC_NET_DESCR_NOT_IN_USE); + gelic_descr_set_status(descr, GELIC_DESCR_DMA_NOT_IN_USE); } /** - * gelic_net_release_tx_chain - processes sent tx descriptors + * gelic_card_release_tx_chain - processes sent tx descriptors * @card: adapter structure * @stop: net_stop sequence * * releases the tx descriptors that gelic has finished with */ -static void gelic_net_release_tx_chain(struct gelic_net_card *card, int stop) +static void gelic_card_release_tx_chain(struct gelic_card *card, int stop) { - struct gelic_net_descr_chain *tx_chain; - enum gelic_net_descr_status status; + struct gelic_descr_chain *tx_chain; + enum gelic_descr_dma_status status; int release = 0; for (tx_chain = &card->tx_chain; tx_chain->head != tx_chain->tail && tx_chain->tail; tx_chain->tail = tx_chain->tail->next) { - status = gelic_net_get_descr_status(tx_chain->tail); + status = gelic_descr_get_status(tx_chain->tail); switch (status) { - case GELIC_NET_DESCR_RESPONSE_ERROR: - case GELIC_NET_DESCR_PROTECTION_ERROR: - case GELIC_NET_DESCR_FORCE_END: + case GELIC_DESCR_DMA_RESPONSE_ERROR: + case GELIC_DESCR_DMA_PROTECTION_ERROR: + case GELIC_DESCR_DMA_FORCE_END: if (printk_ratelimit()) dev_info(ctodev(card), "%s: forcing end of tx descriptor " \ @@ -403,7 +393,7 @@ static void gelic_net_release_tx_chain(struct gelic_net_card *card, int stop) card->netdev->stats.tx_dropped++; break; - case GELIC_NET_DESCR_COMPLETE: + case GELIC_DESCR_DMA_COMPLETE: if (tx_chain->tail->skb) { card->netdev->stats.tx_packets++; card->netdev->stats.tx_bytes += @@ -411,14 +401,14 @@ static void gelic_net_release_tx_chain(struct gelic_net_card *card, int stop) } break; - case GELIC_NET_DESCR_CARDOWNED: + case GELIC_DESCR_DMA_CARDOWNED: /* pending tx request */ default: - /* any other value (== GELIC_NET_DESCR_NOT_IN_USE) */ + /* any other value (== GELIC_DESCR_DMA_NOT_IN_USE) */ if (!stop) goto out; } - gelic_net_release_tx_descr(card, tx_chain->tail); + gelic_descr_release_tx(card, tx_chain->tail); release ++; } out: @@ -436,7 +426,7 @@ out: */ static void gelic_net_set_multi(struct net_device *netdev) { - struct gelic_net_card *card = netdev_priv(netdev); + struct gelic_card *card = netdev_priv(netdev); struct dev_mc_list *mc; unsigned int i; uint8_t *p; @@ -489,13 +479,13 @@ static void gelic_net_set_multi(struct net_device *netdev) } /** - * gelic_net_enable_rxdmac - enables the receive DMA controller + * gelic_card_enable_rxdmac - enables the receive DMA controller * @card: card structure * - * gelic_net_enable_rxdmac enables the DMA controller by setting RX_DMA_EN + * gelic_card_enable_rxdmac enables the DMA controller by setting RX_DMA_EN * in the GDADMACCNTR register */ -static inline void gelic_net_enable_rxdmac(struct gelic_net_card *card) +static inline void gelic_card_enable_rxdmac(struct gelic_card *card) { int status; @@ -507,13 +497,13 @@ static inline void gelic_net_enable_rxdmac(struct gelic_net_card *card) } /** - * gelic_net_disable_rxdmac - disables the receive DMA controller + * gelic_card_disable_rxdmac - disables the receive DMA controller * @card: card structure * - * gelic_net_disable_rxdmac terminates processing on the DMA controller by + * gelic_card_disable_rxdmac terminates processing on the DMA controller by * turing off DMA and issueing a force end */ -static inline void gelic_net_disable_rxdmac(struct gelic_net_card *card) +static inline void gelic_card_disable_rxdmac(struct gelic_card *card) { int status; @@ -525,13 +515,13 @@ static inline void gelic_net_disable_rxdmac(struct gelic_net_card *card) } /** - * gelic_net_disable_txdmac - disables the transmit DMA controller + * gelic_card_disable_txdmac - disables the transmit DMA controller * @card: card structure * - * gelic_net_disable_txdmac terminates processing on the DMA controller by + * gelic_card_disable_txdmac terminates processing on the DMA controller by * turing off DMA and issueing a force end */ -static inline void gelic_net_disable_txdmac(struct gelic_net_card *card) +static inline void gelic_card_disable_txdmac(struct gelic_card *card) { int status; @@ -550,16 +540,16 @@ static inline void gelic_net_disable_txdmac(struct gelic_net_card *card) */ static int gelic_net_stop(struct net_device *netdev) { - struct gelic_net_card *card = netdev_priv(netdev); + struct gelic_card *card = netdev_priv(netdev); napi_disable(&card->napi); netif_stop_queue(netdev); /* turn off DMA, force end */ - gelic_net_disable_rxdmac(card); - gelic_net_disable_txdmac(card); + gelic_card_disable_rxdmac(card); + gelic_card_disable_txdmac(card); - gelic_net_set_irq_mask(card, 0); + gelic_card_set_irq_mask(card, 0); /* disconnect event port */ free_irq(card->netdev->irq, card->netdev); @@ -569,30 +559,30 @@ static int gelic_net_stop(struct net_device *netdev) netif_carrier_off(netdev); /* release chains */ - gelic_net_release_tx_chain(card, 1); - gelic_net_release_rx_chain(card); + gelic_card_release_tx_chain(card, 1); + gelic_card_release_rx_chain(card); - gelic_net_free_chain(card, card->tx_top); - gelic_net_free_chain(card, card->rx_top); + gelic_card_free_chain(card, card->tx_top); + gelic_card_free_chain(card, card->rx_top); return 0; } /** - * gelic_net_get_next_tx_descr - returns the next available tx descriptor + * gelic_card_get_next_tx_descr - returns the next available tx descriptor * @card: device structure to get descriptor from * * returns the address of the next descriptor, or NULL if not available. */ -static struct gelic_net_descr * -gelic_net_get_next_tx_descr(struct gelic_net_card *card) +static struct gelic_descr * +gelic_card_get_next_tx_descr(struct gelic_card *card) { if (!card->tx_chain.head) return NULL; /* see if the next descriptor is free */ if (card->tx_chain.tail != card->tx_chain.head->next && - gelic_net_get_descr_status(card->tx_chain.head) == - GELIC_NET_DESCR_NOT_IN_USE) + gelic_descr_get_status(card->tx_chain.head) == + GELIC_DESCR_DMA_NOT_IN_USE) return card->tx_chain.head; else return NULL; @@ -600,7 +590,7 @@ gelic_net_get_next_tx_descr(struct gelic_net_card *card) } /** - * gelic_net_set_txdescr_cmdstat - sets the tx descriptor command field + * gelic_descr_set_tx_cmdstat - sets the tx descriptor command field * @descr: descriptor structure to fill out * @skb: packet to consider * @@ -608,33 +598,33 @@ gelic_net_get_next_tx_descr(struct gelic_net_card *card) * depending on hardware checksum settings. This function assumes a wmb() * has executed before. */ -static void gelic_net_set_txdescr_cmdstat(struct gelic_net_descr *descr, - struct sk_buff *skb) +static void gelic_descr_set_tx_cmdstat(struct gelic_descr *descr, + struct sk_buff *skb) { if (skb->ip_summed != CHECKSUM_PARTIAL) descr->dmac_cmd_status = - cpu_to_be32(GELIC_NET_DMAC_CMDSTAT_NOCS | - GELIC_NET_DMAC_CMDSTAT_END_FRAME); + cpu_to_be32(GELIC_DESCR_DMA_CMD_NO_CHKSUM | + GELIC_DESCR_TX_DMA_FRAME_TAIL); else { /* is packet ip? * if yes: tcp? udp? */ if (skb->protocol == htons(ETH_P_IP)) { if (ip_hdr(skb)->protocol == IPPROTO_TCP) descr->dmac_cmd_status = - cpu_to_be32(GELIC_NET_DMAC_CMDSTAT_TCPCS | - GELIC_NET_DMAC_CMDSTAT_END_FRAME); + cpu_to_be32(GELIC_DESCR_DMA_CMD_TCP_CHKSUM | + GELIC_DESCR_TX_DMA_FRAME_TAIL); else if (ip_hdr(skb)->protocol == IPPROTO_UDP) descr->dmac_cmd_status = - cpu_to_be32(GELIC_NET_DMAC_CMDSTAT_UDPCS | - GELIC_NET_DMAC_CMDSTAT_END_FRAME); + cpu_to_be32(GELIC_DESCR_DMA_CMD_UDP_CHKSUM | + GELIC_DESCR_TX_DMA_FRAME_TAIL); else /* * the stack should checksum non-tcp and non-udp * packets on his own: NETIF_F_IP_CSUM */ descr->dmac_cmd_status = - cpu_to_be32(GELIC_NET_DMAC_CMDSTAT_NOCS | - GELIC_NET_DMAC_CMDSTAT_END_FRAME); + cpu_to_be32(GELIC_DESCR_DMA_CMD_NO_CHKSUM | + GELIC_DESCR_TX_DMA_FRAME_TAIL); } } } @@ -665,7 +655,7 @@ static inline struct sk_buff *gelic_put_vlan_tag(struct sk_buff *skb, } /** - * gelic_net_prepare_tx_descr_v - get dma address of skb_data + * gelic_descr_prepare_tx - get dma address of skb_data * @card: card structure * @descr: descriptor structure * @skb: packet to use @@ -673,9 +663,9 @@ static inline struct sk_buff *gelic_put_vlan_tag(struct sk_buff *skb, * returns 0 on success, <0 on failure. * */ -static int gelic_net_prepare_tx_descr_v(struct gelic_net_card *card, - struct gelic_net_descr *descr, - struct sk_buff *skb) +static int gelic_descr_prepare_tx(struct gelic_card *card, + struct gelic_descr *descr, + struct sk_buff *skb) { dma_addr_t buf; @@ -702,7 +692,7 @@ static int gelic_net_prepare_tx_descr_v(struct gelic_net_card *card, descr->skb = skb; descr->data_status = 0; descr->next_descr_addr = 0; /* terminate hw descr */ - gelic_net_set_txdescr_cmdstat(descr, skb); + gelic_descr_set_tx_cmdstat(descr, skb); /* bump free descriptor pointer */ card->tx_chain.head = descr->next; @@ -710,20 +700,20 @@ static int gelic_net_prepare_tx_descr_v(struct gelic_net_card *card, } /** - * gelic_net_kick_txdma - enables TX DMA processing + * gelic_card_kick_txdma - enables TX DMA processing * @card: card structure * @descr: descriptor address to enable TX processing at * */ -static int gelic_net_kick_txdma(struct gelic_net_card *card, - struct gelic_net_descr *descr) +static int gelic_card_kick_txdma(struct gelic_card *card, + struct gelic_descr *descr) { int status = 0; if (card->tx_dma_progress) return 0; - if (gelic_net_get_descr_status(descr) == GELIC_NET_DESCR_CARDOWNED) { + if (gelic_descr_get_status(descr) == GELIC_DESCR_DMA_CARDOWNED) { card->tx_dma_progress = 1; status = lv1_net_start_tx_dma(bus_id(card), dev_id(card), descr->bus_addr, 0); @@ -743,16 +733,16 @@ static int gelic_net_kick_txdma(struct gelic_net_card *card, */ static int gelic_net_xmit(struct sk_buff *skb, struct net_device *netdev) { - struct gelic_net_card *card = netdev_priv(netdev); - struct gelic_net_descr *descr; + struct gelic_card *card = netdev_priv(netdev); + struct gelic_descr *descr; int result; unsigned long flags; spin_lock_irqsave(&card->tx_dma_lock, flags); - gelic_net_release_tx_chain(card, 0); + gelic_card_release_tx_chain(card, 0); - descr = gelic_net_get_next_tx_descr(card); + descr = gelic_card_get_next_tx_descr(card); if (!descr) { /* * no more descriptors free @@ -762,7 +752,7 @@ static int gelic_net_xmit(struct sk_buff *skb, struct net_device *netdev) return NETDEV_TX_BUSY; } - result = gelic_net_prepare_tx_descr_v(card, descr, skb); + result = gelic_descr_prepare_tx(card, descr, skb); if (result) { /* * DMA map failed. As chanses are that failure @@ -783,14 +773,14 @@ static int gelic_net_xmit(struct sk_buff *skb, struct net_device *netdev) * ensure that the hardware sees it */ wmb(); - if (gelic_net_kick_txdma(card, descr)) { + if (gelic_card_kick_txdma(card, descr)) { /* * kick failed. * release descriptors which were just prepared */ card->netdev->stats.tx_dropped++; - gelic_net_release_tx_descr(card, descr); - gelic_net_release_tx_descr(card, descr->next); + gelic_descr_release_tx(card, descr); + gelic_descr_release_tx(card, descr->next); card->tx_chain.tail = descr->next->next; dev_info(ctodev(card), "%s: kick failure\n", __func__); } else { @@ -810,8 +800,8 @@ static int gelic_net_xmit(struct sk_buff *skb, struct net_device *netdev) * iommu-unmaps the skb, fills out skb structure and passes the data to the * stack. The descriptor state is not changed. */ -static void gelic_net_pass_skb_up(struct gelic_net_descr *descr, - struct gelic_net_card *card) +static void gelic_net_pass_skb_up(struct gelic_descr *descr, + struct gelic_card *card) { struct sk_buff *skb; struct net_device *netdev; @@ -845,8 +835,8 @@ static void gelic_net_pass_skb_up(struct gelic_net_descr *descr, /* checksum offload */ if (card->rx_csum) { - if ((data_status & GELIC_NET_DATA_STATUS_CHK_MASK) && - (!(data_error & GELIC_NET_DATA_ERROR_CHK_MASK))) + if ((data_status & GELIC_DESCR_DATA_STATUS_CHK_MASK) && + (!(data_error & GELIC_DESCR_DATA_ERROR_CHK_MASK))) skb->ip_summed = CHECKSUM_UNNECESSARY; else skb->ip_summed = CHECKSUM_NONE; @@ -862,7 +852,7 @@ static void gelic_net_pass_skb_up(struct gelic_net_descr *descr, } /** - * gelic_net_decode_one_descr - processes an rx descriptor + * gelic_card_decode_one_descr - processes an rx descriptor * @card: card structure * * returns 1 if a packet has been sent to the stack, otherwise 0 @@ -870,37 +860,37 @@ static void gelic_net_pass_skb_up(struct gelic_net_descr *descr, * processes an rx descriptor by iommu-unmapping the data buffer and passing * the packet up to the stack */ -static int gelic_net_decode_one_descr(struct gelic_net_card *card) +static int gelic_card_decode_one_descr(struct gelic_card *card) { - enum gelic_net_descr_status status; - struct gelic_net_descr_chain *chain = &card->rx_chain; - struct gelic_net_descr *descr = chain->tail; + enum gelic_descr_dma_status status; + struct gelic_descr_chain *chain = &card->rx_chain; + struct gelic_descr *descr = chain->tail; int dmac_chain_ended; - status = gelic_net_get_descr_status(descr); + status = gelic_descr_get_status(descr); /* is this descriptor terminated with next_descr == NULL? */ dmac_chain_ended = be32_to_cpu(descr->dmac_cmd_status) & - GELIC_NET_DMAC_CMDSTAT_RXDCEIS; + GELIC_DESCR_RX_DMA_CHAIN_END; - if (status == GELIC_NET_DESCR_CARDOWNED) + if (status == GELIC_DESCR_DMA_CARDOWNED) return 0; - if (status == GELIC_NET_DESCR_NOT_IN_USE) { + if (status == GELIC_DESCR_DMA_NOT_IN_USE) { dev_dbg(ctodev(card), "dormant descr? %p\n", descr); return 0; } - if ((status == GELIC_NET_DESCR_RESPONSE_ERROR) || - (status == GELIC_NET_DESCR_PROTECTION_ERROR) || - (status == GELIC_NET_DESCR_FORCE_END)) { + if ((status == GELIC_DESCR_DMA_RESPONSE_ERROR) || + (status == GELIC_DESCR_DMA_PROTECTION_ERROR) || + (status == GELIC_DESCR_DMA_FORCE_END)) { dev_info(ctodev(card), "dropping RX descriptor with state %x\n", status); card->netdev->stats.rx_dropped++; goto refill; } - if (status == GELIC_NET_DESCR_BUFFER_FULL) { + if (status == GELIC_DESCR_DMA_BUFFER_FULL) { /* * Buffer full would occur if and only if * the frame length was longer than the size of this @@ -917,7 +907,7 @@ static int gelic_net_decode_one_descr(struct gelic_net_card *card) * descriptoers any other than FRAME_END here should * be treated as error. */ - if (status != GELIC_NET_DESCR_FRAME_END) { + if (status != GELIC_DESCR_DMA_FRAME_END) { dev_dbg(ctodev(card), "RX descriptor with state %x\n", status); goto refill; @@ -934,13 +924,13 @@ refill: descr->next_descr_addr = 0; /* change the descriptor state: */ - gelic_net_set_descr_status(descr, GELIC_NET_DESCR_NOT_IN_USE); + gelic_descr_set_status(descr, GELIC_DESCR_DMA_NOT_IN_USE); /* * this call can fail, but for now, just leave this * decriptor without skb */ - gelic_net_prepare_rx_descr(card, descr); + gelic_descr_prepare_rx(card, descr); chain->head = descr; chain->tail = descr->next; @@ -973,12 +963,12 @@ refill: */ static int gelic_net_poll(struct napi_struct *napi, int budget) { - struct gelic_net_card *card = container_of(napi, struct gelic_net_card, napi); + struct gelic_card *card = container_of(napi, struct gelic_card, napi); struct net_device *netdev = card->netdev; int packets_done = 0; while (packets_done < budget) { - if (!gelic_net_decode_one_descr(card)) + if (!gelic_card_decode_one_descr(card)) break; packets_done++; @@ -986,7 +976,7 @@ static int gelic_net_poll(struct napi_struct *napi, int budget) if (packets_done < budget) { netif_rx_complete(netdev, napi); - gelic_net_rx_irq_on(card); + gelic_card_rx_irq_on(card); } return packets_done; } @@ -1010,13 +1000,13 @@ static int gelic_net_change_mtu(struct net_device *netdev, int new_mtu) } /** - * gelic_net_interrupt - event handler for gelic_net + * gelic_card_interrupt - event handler for gelic_net */ -static irqreturn_t gelic_net_interrupt(int irq, void *ptr) +static irqreturn_t gelic_card_interrupt(int irq, void *ptr) { unsigned long flags; struct net_device *netdev = ptr; - struct gelic_net_card *card = netdev_priv(netdev); + struct gelic_card *card = netdev_priv(netdev); u64 status; status = card->irq_status; @@ -1026,20 +1016,20 @@ static irqreturn_t gelic_net_interrupt(int irq, void *ptr) if (card->rx_dma_restart_required) { card->rx_dma_restart_required = 0; - gelic_net_enable_rxdmac(card); + gelic_card_enable_rxdmac(card); } - if (status & GELIC_NET_RXINT) { - gelic_net_rx_irq_off(card); + if (status & GELIC_CARD_RXINT) { + gelic_card_rx_irq_off(card); netif_rx_schedule(netdev, &card->napi); } - if (status & GELIC_NET_TXINT) { + if (status & GELIC_CARD_TXINT) { spin_lock_irqsave(&card->tx_dma_lock, flags); card->tx_dma_progress = 0; - gelic_net_release_tx_chain(card, 0); + gelic_card_release_tx_chain(card, 0); /* kick outstanding tx descriptor if any */ - gelic_net_kick_txdma(card, card->tx_chain.tail); + gelic_card_kick_txdma(card, card->tx_chain.tail); spin_unlock_irqrestore(&card->tx_dma_lock, flags); } return IRQ_HANDLED; @@ -1054,19 +1044,19 @@ static irqreturn_t gelic_net_interrupt(int irq, void *ptr) */ static void gelic_net_poll_controller(struct net_device *netdev) { - struct gelic_net_card *card = netdev_priv(netdev); + struct gelic_card *card = netdev_priv(netdev); - gelic_net_set_irq_mask(card, 0); - gelic_net_interrupt(netdev->irq, netdev); - gelic_net_set_irq_mask(card, card->ghiintmask); + gelic_card_set_irq_mask(card, 0); + gelic_card_interrupt(netdev->irq, netdev); + gelic_card_set_irq_mask(card, card->ghiintmask); } #endif /* CONFIG_NET_POLL_CONTROLLER */ /** - * gelic_net_open_device - open device and map dma region + * gelic_card_open - open device and map dma region * @card: card structure */ -static int gelic_net_open_device(struct gelic_net_card *card) +static int gelic_card_open(struct gelic_card *card) { int result; @@ -1075,13 +1065,13 @@ static int gelic_net_open_device(struct gelic_net_card *card) if (result) { dev_info(ctodev(card), - "%s:%d: gelic_net_open_device failed (%d)\n", + "%s:%d: recieve_port_setup failed (%d)\n", __func__, __LINE__, result); result = -EPERM; goto fail_alloc_irq; } - result = request_irq(card->netdev->irq, gelic_net_interrupt, + result = request_irq(card->netdev->irq, gelic_card_interrupt, IRQF_DISABLED, card->netdev->name, card->netdev); if (result) { @@ -1111,37 +1101,37 @@ fail_alloc_irq: */ static int gelic_net_open(struct net_device *netdev) { - struct gelic_net_card *card = netdev_priv(netdev); + struct gelic_card *card = netdev_priv(netdev); dev_dbg(ctodev(card), " -> %s:%d\n", __func__, __LINE__); - gelic_net_open_device(card); + gelic_card_open(card); - if (gelic_net_init_chain(card, &card->tx_chain, - card->descr, GELIC_NET_TX_DESCRIPTORS)) + if (gelic_card_init_chain(card, &card->tx_chain, + card->descr, GELIC_NET_TX_DESCRIPTORS)) goto alloc_tx_failed; - if (gelic_net_init_chain(card, &card->rx_chain, - card->descr + GELIC_NET_TX_DESCRIPTORS, - GELIC_NET_RX_DESCRIPTORS)) + if (gelic_card_init_chain(card, &card->rx_chain, + card->descr + GELIC_NET_TX_DESCRIPTORS, + GELIC_NET_RX_DESCRIPTORS)) goto alloc_rx_failed; /* head of chain */ card->tx_top = card->tx_chain.head; card->rx_top = card->rx_chain.head; dev_dbg(ctodev(card), "descr rx %p, tx %p, size %#lx, num %#x\n", - card->rx_top, card->tx_top, sizeof(struct gelic_net_descr), + card->rx_top, card->tx_top, sizeof(struct gelic_descr), GELIC_NET_RX_DESCRIPTORS); /* allocate rx skbs */ - if (gelic_net_alloc_rx_skbs(card)) + if (gelic_card_alloc_rx_skbs(card)) goto alloc_skbs_failed; napi_enable(&card->napi); card->tx_dma_progress = 0; - card->ghiintmask = GELIC_NET_RXINT | GELIC_NET_TXINT; + card->ghiintmask = GELIC_CARD_RXINT | GELIC_CARD_TXINT; - gelic_net_set_irq_mask(card, card->ghiintmask); - gelic_net_enable_rxdmac(card); + gelic_card_set_irq_mask(card, card->ghiintmask); + gelic_card_enable_rxdmac(card); netif_start_queue(netdev); netif_carrier_on(netdev); @@ -1149,46 +1139,47 @@ static int gelic_net_open(struct net_device *netdev) return 0; alloc_skbs_failed: - gelic_net_free_chain(card, card->rx_top); + gelic_card_free_chain(card, card->rx_top); alloc_rx_failed: - gelic_net_free_chain(card, card->tx_top); + gelic_card_free_chain(card, card->tx_top); alloc_tx_failed: return -ENOMEM; } -static void gelic_net_get_drvinfo (struct net_device *netdev, - struct ethtool_drvinfo *info) +static void gelic_net_get_drvinfo(struct net_device *netdev, + struct ethtool_drvinfo *info) { strncpy(info->driver, DRV_NAME, sizeof(info->driver) - 1); strncpy(info->version, DRV_VERSION, sizeof(info->version) - 1); } -static int gelic_net_get_settings(struct net_device *netdev, - struct ethtool_cmd *cmd) +static int gelic_ether_get_settings(struct net_device *netdev, + struct ethtool_cmd *cmd) { - struct gelic_net_card *card = netdev_priv(netdev); + struct gelic_card *card = netdev_priv(netdev); int status; u64 v1, v2; int speed, duplex; speed = duplex = -1; status = lv1_net_control(bus_id(card), dev_id(card), - GELIC_NET_GET_ETH_PORT_STATUS, GELIC_NET_PORT, 0, 0, - &v1, &v2); + GELIC_LV1_GET_ETH_PORT_STATUS, + GELIC_LV1_VLAN_TX_ETHERNET, 0, 0, + &v1, &v2); if (status) { /* link down */ } else { - if (v1 & GELIC_NET_FULL_DUPLEX) { + if (v1 & GELIC_LV1_ETHER_FULL_DUPLEX) { duplex = DUPLEX_FULL; } else { duplex = DUPLEX_HALF; } - if (v1 & GELIC_NET_SPEED_10 ) { + if (v1 & GELIC_LV1_ETHER_SPEED_10) { speed = SPEED_10; - } else if (v1 & GELIC_NET_SPEED_100) { + } else if (v1 & GELIC_LV1_ETHER_SPEED_100) { speed = SPEED_100; - } else if (v1 & GELIC_NET_SPEED_1000) { + } else if (v1 & GELIC_LV1_ETHER_SPEED_1000) { speed = SPEED_1000; } } @@ -1205,20 +1196,21 @@ static int gelic_net_get_settings(struct net_device *netdev, return 0; } -static u32 gelic_net_get_link(struct net_device *netdev) +static u32 gelic_ether_get_link(struct net_device *netdev) { - struct gelic_net_card *card = netdev_priv(netdev); + struct gelic_card *card = netdev_priv(netdev); int status; u64 v1, v2; int link; status = lv1_net_control(bus_id(card), dev_id(card), - GELIC_NET_GET_ETH_PORT_STATUS, GELIC_NET_PORT, 0, 0, - &v1, &v2); + GELIC_LV1_GET_ETH_PORT_STATUS, + GELIC_LV1_VLAN_TX_ETHERNET, 0, 0, + &v1, &v2); if (status) return 0; /* link down */ - if (v1 & GELIC_NET_LINK_UP) + if (v1 & GELIC_LV1_ETHER_LINK_UP) link = 1; else link = 0; @@ -1252,14 +1244,14 @@ static int gelic_net_set_tx_csum(struct net_device *netdev, u32 data) static u32 gelic_net_get_rx_csum(struct net_device *netdev) { - struct gelic_net_card *card = netdev_priv(netdev); + struct gelic_card *card = netdev_priv(netdev); return card->rx_csum; } static int gelic_net_set_rx_csum(struct net_device *netdev, u32 data) { - struct gelic_net_card *card = netdev_priv(netdev); + struct gelic_card *card = netdev_priv(netdev); card->rx_csum = data; return 0; @@ -1267,8 +1259,8 @@ static int gelic_net_set_rx_csum(struct net_device *netdev, u32 data) static struct ethtool_ops gelic_net_ethtool_ops = { .get_drvinfo = gelic_net_get_drvinfo, - .get_settings = gelic_net_get_settings, - .get_link = gelic_net_get_link, + .get_settings = gelic_ether_get_settings, + .get_link = gelic_ether_get_link, .nway_reset = gelic_net_nway_reset, .get_tx_csum = gelic_net_get_tx_csum, .set_tx_csum = gelic_net_set_tx_csum, @@ -1285,8 +1277,8 @@ static struct ethtool_ops gelic_net_ethtool_ops = { */ static void gelic_net_tx_timeout_task(struct work_struct *work) { - struct gelic_net_card *card = - container_of(work, struct gelic_net_card, tx_timeout_task); + struct gelic_card *card = + container_of(work, struct gelic_card, tx_timeout_task); struct net_device *netdev = card->netdev; dev_info(ctodev(card), "%s:Timed out. Restarting... \n", __func__); @@ -1312,7 +1304,7 @@ out: */ static void gelic_net_tx_timeout(struct net_device *netdev) { - struct gelic_net_card *card; + struct gelic_card *card; card = netdev_priv(netdev); atomic_inc(&card->tx_timeout_task_counter); @@ -1323,12 +1315,12 @@ static void gelic_net_tx_timeout(struct net_device *netdev) } /** - * gelic_net_setup_netdev_ops - initialization of net_device operations + * gelic_ether_setup_netdev_ops - initialization of net_device operations * @netdev: net_device structure * * fills out function pointers in the net_device structure */ -static void gelic_net_setup_netdev_ops(struct net_device *netdev) +static void gelic_ether_setup_netdev_ops(struct net_device *netdev) { netdev->open = &gelic_net_open; netdev->stop = &gelic_net_stop; @@ -1349,7 +1341,7 @@ static void gelic_net_setup_netdev_ops(struct net_device *netdev) * * gelic_net_setup_netdev initializes the net_device structure **/ -static int gelic_net_setup_netdev(struct gelic_net_card *card) +static int gelic_net_setup_netdev(struct gelic_card *card) { struct net_device *netdev = card->netdev; struct sockaddr addr; @@ -1363,7 +1355,7 @@ static int gelic_net_setup_netdev(struct gelic_net_card *card) card->rx_csum = GELIC_NET_RX_CSUM_DEFAULT; - gelic_net_setup_netdev_ops(netdev); + gelic_ether_setup_netdev_ops(netdev); netif_napi_add(netdev, &card->napi, gelic_net_poll, GELIC_NET_NAPI_WEIGHT); @@ -1371,7 +1363,7 @@ static int gelic_net_setup_netdev(struct gelic_net_card *card) netdev->features = NETIF_F_IP_CSUM; status = lv1_net_control(bus_id(card), dev_id(card), - GELIC_NET_GET_MAC_ADDRESS, + GELIC_LV1_GET_MAC_ADDRESS, 0, 0, 0, &v1, &v2); if (status || !is_valid_ether_addr((u8 *)&v1)) { dev_info(ctodev(card), @@ -1388,17 +1380,17 @@ static int gelic_net_setup_netdev(struct gelic_net_card *card) card->vlan_index = -1; /* no vlan */ for (i = 0; i < GELIC_NET_VLAN_MAX; i++) { status = lv1_net_control(bus_id(card), dev_id(card), - GELIC_NET_GET_VLAN_ID, + GELIC_LV1_GET_VLAN_ID, i + 1, /* index; one based */ 0, 0, &v1, &v2); - if (status == GELIC_NET_VLAN_NO_ENTRY) { + if (status == LV1_NO_ENTRY) { dev_dbg(ctodev(card), "GELIC_VLAN_ID no entry:%d, VLAN disabled\n", status); card->vlan_id[i] = 0; } else if (status) { dev_dbg(ctodev(card), - "%s:GELIC_NET_VLAN_ID faild, status=%d\n", + "%s:get vlan id faild, status=%d\n", __func__, status); card->vlan_id[i] = 0; } else { @@ -1407,8 +1399,8 @@ static int gelic_net_setup_netdev(struct gelic_net_card *card) } } - if (card->vlan_id[GELIC_NET_VLAN_WIRED - 1]) { - card->vlan_index = GELIC_NET_VLAN_WIRED - 1; + if (card->vlan_id[GELIC_LV1_VLAN_TX_ETHERNET - 1]) { + card->vlan_index = GELIC_LV1_VLAN_TX_ETHERNET - 1; netdev->hard_header_len += VLAN_HLEN; } @@ -1423,31 +1415,31 @@ static int gelic_net_setup_netdev(struct gelic_net_card *card) } /** - * gelic_net_alloc_card - allocates net_device and card structure + * gelic_alloc_card_net - allocates net_device and card structure * * returns the card structure or NULL in case of errors * * the card and net_device structures are linked to each other */ -static struct gelic_net_card *gelic_net_alloc_card(void) +static struct gelic_card *gelic_alloc_card_net(void) { struct net_device *netdev; - struct gelic_net_card *card; + struct gelic_card *card; size_t alloc_size; - alloc_size = sizeof (*card) + - sizeof (struct gelic_net_descr) * GELIC_NET_RX_DESCRIPTORS + - sizeof (struct gelic_net_descr) * GELIC_NET_TX_DESCRIPTORS; + alloc_size = sizeof(*card) + + sizeof(struct gelic_descr) * GELIC_NET_RX_DESCRIPTORS + + sizeof(struct gelic_descr) * GELIC_NET_TX_DESCRIPTORS; /* * we assume private data is allocated 32 bytes (or more) aligned - * so that gelic_net_descr should be 32 bytes aligned. + * so that gelic_descr should be 32 bytes aligned. * Current alloc_etherdev() does do it because NETDEV_ALIGN * is 32. * check this assumption here. */ BUILD_BUG_ON(NETDEV_ALIGN < 32); - BUILD_BUG_ON(offsetof(struct gelic_net_card, irq_status) % 8); - BUILD_BUG_ON(offsetof(struct gelic_net_card, descr) % 32); + BUILD_BUG_ON(offsetof(struct gelic_card, irq_status) % 8); + BUILD_BUG_ON(offsetof(struct gelic_card, descr) % 32); netdev = alloc_etherdev(alloc_size); if (!netdev) @@ -1465,9 +1457,9 @@ static struct gelic_net_card *gelic_net_alloc_card(void) /** * ps3_gelic_driver_probe - add a device to the control of this driver */ -static int ps3_gelic_driver_probe (struct ps3_system_bus_device *dev) +static int ps3_gelic_driver_probe(struct ps3_system_bus_device *dev) { - struct gelic_net_card *card = gelic_net_alloc_card(); + struct gelic_card *card = gelic_alloc_card_net(); int result; if (!card) { @@ -1537,9 +1529,9 @@ fail_alloc_card: * ps3_gelic_driver_remove - remove a device from the control of this driver */ -static int ps3_gelic_driver_remove (struct ps3_system_bus_device *dev) +static int ps3_gelic_driver_remove(struct ps3_system_bus_device *dev) { - struct gelic_net_card *card = ps3_system_bus_get_driver_data(dev); + struct gelic_card *card = ps3_system_bus_get_driver_data(dev); wait_event(card->waitq, atomic_read(&card->tx_timeout_task_counter) == 0); @@ -1580,8 +1572,8 @@ static void __exit ps3_gelic_driver_exit (void) ps3_system_bus_driver_unregister(&ps3_gelic_driver); } -module_init (ps3_gelic_driver_init); -module_exit (ps3_gelic_driver_exit); +module_init(ps3_gelic_driver_init); +module_exit(ps3_gelic_driver_exit); MODULE_ALIAS(PS3_MODULE_ALIAS_GELIC); diff --git a/drivers/net/ps3_gelic_net.h b/drivers/net/ps3_gelic_net.h index 80b0a3d..49695a5 100644 --- a/drivers/net/ps3_gelic_net.h +++ b/drivers/net/ps3_gelic_net.h @@ -43,131 +43,170 @@ #define GELIC_NET_VLAN_MAX 4 #define GELIC_NET_MC_COUNT_MAX 32 /* multicast address list */ -enum gelic_net_int0_status { - GELIC_NET_GDTDCEINT = 24, - GELIC_NET_GRFANMINT = 28, -}; +/* virtual interrupt status register bits */ + /* INT1 */ +#define GELIC_CARD_TX_RAM_FULL_ERR 0x0000000000000001L +#define GELIC_CARD_RX_RAM_FULL_ERR 0x0000000000000002L +#define GELIC_CARD_TX_SHORT_FRAME_ERR 0x0000000000000004L +#define GELIC_CARD_TX_INVALID_DESCR_ERR 0x0000000000000008L +#define GELIC_CARD_RX_FIFO_FULL_ERR 0x0000000000002000L +#define GELIC_CARD_RX_DESCR_CHAIN_END 0x0000000000004000L +#define GELIC_CARD_RX_INVALID_DESCR_ERR 0x0000000000008000L +#define GELIC_CARD_TX_RESPONCE_ERR 0x0000000000010000L +#define GELIC_CARD_RX_RESPONCE_ERR 0x0000000000100000L +#define GELIC_CARD_TX_PROTECTION_ERR 0x0000000000400000L +#define GELIC_CARD_RX_PROTECTION_ERR 0x0000000004000000L +#define GELIC_CARD_TX_TCP_UDP_CHECKSUM_ERR 0x0000000008000000L +#define GELIC_CARD_PORT_STATUS_CHANGED 0x0000000020000000L + /* INT 0 */ +#define GELIC_CARD_TX_FLAGGED_DESCR 0x0004000000000000L +#define GELIC_CARD_RX_FLAGGED_DESCR 0x0040000000000000L +#define GELIC_CARD_TX_TRANSFER_END 0x0080000000000000L +#define GELIC_CARD_TX_DESCR_CHAIN_END 0x0100000000000000L +#define GELIC_CARD_NUMBER_OF_RX_FRAME 0x1000000000000000L +#define GELIC_CARD_ONE_TIME_COUNT_TIMER 0x4000000000000000L +#define GELIC_CARD_FREE_RUN_COUNT_TIMER 0x8000000000000000L + +/* initial interrupt mask */ +#define GELIC_CARD_TXINT GELIC_CARD_TX_DESCR_CHAIN_END + +#define GELIC_CARD_RXINT (GELIC_CARD_RX_DESCR_CHAIN_END | \ + GELIC_CARD_NUMBER_OF_RX_FRAME) -/* GHIINT1STS bits */ -enum gelic_net_int1_status { - GELIC_NET_GDADCEINT = 14, + /* RX descriptor data_status bits */ +enum gelic_descr_rx_status { + GELIC_DESCR_RXDMADU = 0x80000000, /* destination MAC addr unknown */ + GELIC_DESCR_RXLSTFBF = 0x40000000, /* last frame buffer */ + GELIC_DESCR_RXIPCHK = 0x20000000, /* IP checksum performed */ + GELIC_DESCR_RXTCPCHK = 0x10000000, /* TCP/UDP checksup performed */ + GELIC_DESCR_RXWTPKT = 0x00C00000, /* + * wakeup trigger packet + * 01: Magic Packet (TM) + * 10: ARP packet + * 11: Multicast MAC addr + */ + GELIC_DESCR_RXVLNPKT = 0x00200000, /* VLAN packet */ + /* bit 20..16 reserved */ + GELIC_DESCR_RXRRECNUM = 0x0000ff00, /* reception receipt number */ + /* bit 7..0 reserved */ }; -/* interrupt mask */ -#define GELIC_NET_TXINT (1L << (GELIC_NET_GDTDCEINT + 32)) +#define GELIC_DESCR_DATA_STATUS_CHK_MASK \ + (GELIC_DESCR_RXIPCHK | GELIC_DESCR_RXTCPCHK) -#define GELIC_NET_RXINT0 (1L << (GELIC_NET_GRFANMINT + 32)) -#define GELIC_NET_RXINT1 (1L << GELIC_NET_GDADCEINT) -#define GELIC_NET_RXINT (GELIC_NET_RXINT0 | GELIC_NET_RXINT1) + /* TX descriptor data_status bits */ +enum gelic_descr_tx_status { + GELIC_DESCR_TX_TAIL = 0x00000001, /* gelic treated this + * descriptor was end of + * a tx frame + */ +}; - /* RX descriptor data_status bits */ -#define GELIC_NET_RXDMADU 0x80000000 /* destination MAC addr unknown */ -#define GELIC_NET_RXLSTFBF 0x40000000 /* last frame buffer */ -#define GELIC_NET_RXIPCHK 0x20000000 /* IP checksum performed */ -#define GELIC_NET_RXTCPCHK 0x10000000 /* TCP/UDP checksup performed */ -#define GELIC_NET_RXIPSPKT 0x08000000 /* IPsec packet */ -#define GELIC_NET_RXIPSAHPRT 0x04000000 /* IPsec AH protocol performed */ -#define GELIC_NET_RXIPSESPPRT 0x02000000 /* IPsec ESP protocol performed */ -#define GELIC_NET_RXSESPAH 0x01000000 /* - * IPsec ESP protocol auth - * performed - */ - -#define GELIC_NET_RXWTPKT 0x00C00000 /* - * wakeup trigger packet - * 01: Magic Packet (TM) - * 10: ARP packet - * 11: Multicast MAC addr - */ -#define GELIC_NET_RXVLNPKT 0x00200000 /* VLAN packet */ -/* bit 20..16 reserved */ -#define GELIC_NET_RXRRECNUM 0x0000ff00 /* reception receipt number */ -#define GELIC_NET_RXRRECNUM_SHIFT 8 -/* bit 7..0 reserved */ - -#define GELIC_NET_TXDESC_TAIL 0 -#define GELIC_NET_DATA_STATUS_CHK_MASK (GELIC_NET_RXIPCHK | GELIC_NET_RXTCPCHK) - -/* RX descriptor data_error bits */ -/* bit 31 reserved */ -#define GELIC_NET_RXALNERR 0x40000000 /* alignement error 10/100M */ -#define GELIC_NET_RXOVERERR 0x20000000 /* oversize error */ -#define GELIC_NET_RXRNTERR 0x10000000 /* Runt error */ -#define GELIC_NET_RXIPCHKERR 0x08000000 /* IP checksum error */ -#define GELIC_NET_RXTCPCHKERR 0x04000000 /* TCP/UDP checksum error */ -#define GELIC_NET_RXUMCHSP 0x02000000 /* unmatched sp on sp */ -#define GELIC_NET_RXUMCHSPI 0x01000000 /* unmatched SPI on SAD */ -#define GELIC_NET_RXUMCHSAD 0x00800000 /* unmatched SAD */ -#define GELIC_NET_RXIPSAHERR 0x00400000 /* auth error on AH protocol - * processing */ -#define GELIC_NET_RXIPSESPAHERR 0x00200000 /* auth error on ESP protocol - * processing */ -#define GELIC_NET_RXDRPPKT 0x00100000 /* drop packet */ -#define GELIC_NET_RXIPFMTERR 0x00080000 /* IP packet format error */ -/* bit 18 reserved */ -#define GELIC_NET_RXDATAERR 0x00020000 /* IP packet format error */ -#define GELIC_NET_RXCALERR 0x00010000 /* cariier extension length - * error */ -#define GELIC_NET_RXCREXERR 0x00008000 /* carrier extention error */ -#define GELIC_NET_RXMLTCST 0x00004000 /* multicast address frame */ -/* bit 13..0 reserved */ -#define GELIC_NET_DATA_ERROR_CHK_MASK \ - (GELIC_NET_RXIPCHKERR | GELIC_NET_RXTCPCHKERR) +/* RX descriptor data error bits */ +enum gelic_descr_rx_error { + /* bit 31 reserved */ + GELIC_DESCR_RXALNERR = 0x40000000, /* alignement error 10/100M */ + GELIC_DESCR_RXOVERERR = 0x20000000, /* oversize error */ + GELIC_DESCR_RXRNTERR = 0x10000000, /* Runt error */ + GELIC_DESCR_RXIPCHKERR = 0x08000000, /* IP checksum error */ + GELIC_DESCR_RXTCPCHKERR = 0x04000000, /* TCP/UDP checksum error */ + GELIC_DESCR_RXDRPPKT = 0x00100000, /* drop packet */ + GELIC_DESCR_RXIPFMTERR = 0x00080000, /* IP packet format error */ + /* bit 18 reserved */ + GELIC_DESCR_RXDATAERR = 0x00020000, /* IP packet format error */ + GELIC_DESCR_RXCALERR = 0x00010000, /* cariier extension length + * error */ + GELIC_DESCR_RXCREXERR = 0x00008000, /* carrier extention error */ + GELIC_DESCR_RXMLTCST = 0x00004000, /* multicast address frame */ + /* bit 13..0 reserved */ +}; +#define GELIC_DESCR_DATA_ERROR_CHK_MASK \ + (GELIC_DESCR_RXIPCHKERR | GELIC_DESCR_RXTCPCHKERR) + +/* DMA command and status (RX and TX)*/ +enum gelic_descr_dma_status { + GELIC_DESCR_DMA_COMPLETE = 0x00000000, /* used in tx */ + GELIC_DESCR_DMA_BUFFER_FULL = 0x00000000, /* used in rx */ + GELIC_DESCR_DMA_RESPONSE_ERROR = 0x10000000, /* used in rx, tx */ + GELIC_DESCR_DMA_PROTECTION_ERROR = 0x20000000, /* used in rx, tx */ + GELIC_DESCR_DMA_FRAME_END = 0x40000000, /* used in rx */ + GELIC_DESCR_DMA_FORCE_END = 0x50000000, /* used in rx, tx */ + GELIC_DESCR_DMA_CARDOWNED = 0xa0000000, /* used in rx, tx */ + GELIC_DESCR_DMA_NOT_IN_USE = 0xb0000000, /* any other value */ +}; +#define GELIC_DESCR_DMA_STAT_MASK (0xf0000000) /* tx descriptor command and status */ -#define GELIC_NET_DMAC_CMDSTAT_NOCS 0xa0080000 /* middle of frame */ -#define GELIC_NET_DMAC_CMDSTAT_TCPCS 0xa00a0000 -#define GELIC_NET_DMAC_CMDSTAT_UDPCS 0xa00b0000 -#define GELIC_NET_DMAC_CMDSTAT_END_FRAME 0x00040000 /* end of frame */ - -#define GELIC_NET_DMAC_CMDSTAT_RXDCEIS 0x00000002 /* descriptor chain end - * interrupt status */ - -#define GELIC_NET_DMAC_CMDSTAT_CHAIN_END 0x00000002 /* RXDCEIS:DMA stopped */ -#define GELIC_NET_DESCR_IND_PROC_SHIFT 28 -#define GELIC_NET_DESCR_IND_PROC_MASKO 0x0fffffff - - -enum gelic_net_descr_status { - GELIC_NET_DESCR_COMPLETE = 0x00, /* used in tx */ - GELIC_NET_DESCR_BUFFER_FULL = 0x00, /* used in rx */ - GELIC_NET_DESCR_RESPONSE_ERROR = 0x01, /* used in rx and tx */ - GELIC_NET_DESCR_PROTECTION_ERROR = 0x02, /* used in rx and tx */ - GELIC_NET_DESCR_FRAME_END = 0x04, /* used in rx */ - GELIC_NET_DESCR_FORCE_END = 0x05, /* used in rx and tx */ - GELIC_NET_DESCR_CARDOWNED = 0x0a, /* used in rx and tx */ - GELIC_NET_DESCR_NOT_IN_USE = 0x0b /* any other value */ +enum gelic_descr_tx_dma_status { + /* [19] */ + GELIC_DESCR_TX_DMA_IKE = 0x00080000, /* IPSEC off */ + /* [18] */ + GELIC_DESCR_TX_DMA_FRAME_TAIL = 0x00040000, /* last descriptor of + * the packet + */ + /* [17..16] */ + GELIC_DESCR_TX_DMA_TCP_CHKSUM = 0x00020000, /* TCP packet */ + GELIC_DESCR_TX_DMA_UDP_CHKSUM = 0x00030000, /* UDP packet */ + GELIC_DESCR_TX_DMA_NO_CHKSUM = 0x00000000, /* no checksum */ + + /* [1] */ + GELIC_DESCR_TX_DMA_CHAIN_END = 0x00000002, /* DMA terminated + * due to chain end + */ +}; + +#define GELIC_DESCR_DMA_CMD_NO_CHKSUM \ + (GELIC_DESCR_DMA_CARDOWNED | GELIC_DESCR_TX_DMA_IKE | \ + GELIC_DESCR_TX_DMA_NO_CHKSUM) + +#define GELIC_DESCR_DMA_CMD_TCP_CHKSUM \ + (GELIC_DESCR_DMA_CARDOWNED | GELIC_DESCR_TX_DMA_IKE | \ + GELIC_DESCR_TX_DMA_TCP_CHKSUM) + +#define GELIC_DESCR_DMA_CMD_UDP_CHKSUM \ + (GELIC_DESCR_DMA_CARDOWNED | GELIC_DESCR_TX_DMA_IKE | \ + GELIC_DESCR_TX_DMA_UDP_CHKSUM) + +enum gelic_descr_rx_dma_status { + /* [ 1 ] */ + GELIC_DESCR_RX_DMA_CHAIN_END = 0x00000002, /* DMA terminated + * due to chain end + */ }; + /* for lv1_net_control */ -#define GELIC_NET_GET_MAC_ADDRESS 0x0000000000000001 -#define GELIC_NET_GET_ETH_PORT_STATUS 0x0000000000000002 -#define GELIC_NET_SET_NEGOTIATION_MODE 0x0000000000000003 -#define GELIC_NET_GET_VLAN_ID 0x0000000000000004 - -#define GELIC_NET_LINK_UP 0x0000000000000001 -#define GELIC_NET_FULL_DUPLEX 0x0000000000000002 -#define GELIC_NET_AUTO_NEG 0x0000000000000004 -#define GELIC_NET_SPEED_10 0x0000000000000010 -#define GELIC_NET_SPEED_100 0x0000000000000020 -#define GELIC_NET_SPEED_1000 0x0000000000000040 - -#define GELIC_NET_VLAN_ALL 0x0000000000000001 -#define GELIC_NET_VLAN_WIRED 0x0000000000000002 -#define GELIC_NET_VLAN_WIRELESS 0x0000000000000003 -#define GELIC_NET_VLAN_PSP 0x0000000000000004 -#define GELIC_NET_VLAN_PORT0 0x0000000000000010 -#define GELIC_NET_VLAN_PORT1 0x0000000000000011 -#define GELIC_NET_VLAN_PORT2 0x0000000000000012 -#define GELIC_NET_VLAN_DAEMON_CLIENT_BSS 0x0000000000000013 -#define GELIC_NET_VLAN_LIBERO_CLIENT_BSS 0x0000000000000014 -#define GELIC_NET_VLAN_NO_ENTRY -6 - -#define GELIC_NET_PORT 2 /* for port status */ +enum gelic_lv1_net_control_code { + GELIC_LV1_GET_MAC_ADDRESS = 1, + GELIC_LV1_GET_ETH_PORT_STATUS = 2, + GELIC_LV1_SET_NEGOTIATION_MODE = 3, + GELIC_LV1_GET_VLAN_ID = 4, +}; + +/* status returened from GET_ETH_PORT_STATUS */ +enum gelic_lv1_ether_port_status { + GELIC_LV1_ETHER_LINK_UP = 0x0000000000000001L, + GELIC_LV1_ETHER_FULL_DUPLEX = 0x0000000000000002L, + GELIC_LV1_ETHER_AUTO_NEG = 0x0000000000000004L, + + GELIC_LV1_ETHER_SPEED_10 = 0x0000000000000010L, + GELIC_LV1_ETHER_SPEED_100 = 0x0000000000000020L, + GELIC_LV1_ETHER_SPEED_1000 = 0x0000000000000040L, + GELIC_LV1_ETHER_SPEED_MASK = 0x0000000000000070L +}; + +enum gelic_lv1_vlan_index { + /* for outgoing packets */ + GELIC_LV1_VLAN_TX_ETHERNET = 0x0000000000000002L, + GELIC_LV1_VLAN_TX_WIRELESS = 0x0000000000000003L, + /* for incoming packets */ + GELIC_LV1_VLAN_RX_ETHERNET = 0x0000000000000012L, + GELIC_LV1_VLAN_RX_WIRELESS = 0x0000000000000013L +}; /* size of hardware part of gelic descriptor */ -#define GELIC_NET_DESCR_SIZE (32) -struct gelic_net_descr { +#define GELIC_DESCR_SIZE (32) +struct gelic_descr { /* as defined by the hardware */ __be32 buf_addr; __be32 buf_size; @@ -181,18 +220,18 @@ struct gelic_net_descr { /* used in the driver */ struct sk_buff *skb; dma_addr_t bus_addr; - struct gelic_net_descr *next; - struct gelic_net_descr *prev; + struct gelic_descr *next; + struct gelic_descr *prev; struct vlan_ethhdr vlan; } __attribute__((aligned(32))); -struct gelic_net_descr_chain { +struct gelic_descr_chain { /* we walk from tail to head */ - struct gelic_net_descr *head; - struct gelic_net_descr *tail; + struct gelic_descr *head; + struct gelic_descr *tail; }; -struct gelic_net_card { +struct gelic_card { struct net_device *netdev; struct napi_struct napi; /* @@ -207,8 +246,8 @@ struct gelic_net_card { u32 vlan_id[GELIC_NET_VLAN_MAX]; int vlan_index; - struct gelic_net_descr_chain tx_chain; - struct gelic_net_descr_chain rx_chain; + struct gelic_descr_chain tx_chain; + struct gelic_descr_chain rx_chain; int rx_dma_restart_required; /* gurad dmac descriptor chain*/ spinlock_t chain_lock; @@ -222,8 +261,8 @@ struct gelic_net_card { atomic_t tx_timeout_task_counter; wait_queue_head_t waitq; - struct gelic_net_descr *tx_top, *rx_top; - struct gelic_net_descr descr[0]; + struct gelic_descr *tx_top, *rx_top; + struct gelic_descr descr[0]; }; |