nicstar.c (b22364c8eec89e6b0c081a237f3b6348df87796f) nicstar.c (27a884dc3cb63b93c2b3b643f5b31eed5f8a4d26)
1/******************************************************************************
2 *
3 * nicstar.c
4 *
5 * Device driver supporting CBR for IDT 77201/77211 "NICStAR" based cards.
6 *
7 * IMPORTANT: The included file nicstarmac.c was NOT WRITTEN BY ME.
8 * It was taken from the frle-0.22 device driver.

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2203 break;
2204 }
2205 /* Rebuild the header */
2206 *((u32 *) sb->data) = le32_to_cpu(rsqe->word_1) << 4 |
2207 (ns_rsqe_clp(rsqe) ? 0x00000001 : 0x00000000);
2208 if (i == 1 && ns_rsqe_eopdu(rsqe))
2209 *((u32 *) sb->data) |= 0x00000002;
2210 skb_put(sb, NS_AAL0_HEADER);
1/******************************************************************************
2 *
3 * nicstar.c
4 *
5 * Device driver supporting CBR for IDT 77201/77211 "NICStAR" based cards.
6 *
7 * IMPORTANT: The included file nicstarmac.c was NOT WRITTEN BY ME.
8 * It was taken from the frle-0.22 device driver.

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2203 break;
2204 }
2205 /* Rebuild the header */
2206 *((u32 *) sb->data) = le32_to_cpu(rsqe->word_1) << 4 |
2207 (ns_rsqe_clp(rsqe) ? 0x00000001 : 0x00000000);
2208 if (i == 1 && ns_rsqe_eopdu(rsqe))
2209 *((u32 *) sb->data) |= 0x00000002;
2210 skb_put(sb, NS_AAL0_HEADER);
2211 memcpy(sb->tail, cell, ATM_CELL_PAYLOAD);
2211 memcpy(skb_tail_pointer(sb), cell, ATM_CELL_PAYLOAD);
2212 skb_put(sb, ATM_CELL_PAYLOAD);
2213 ATM_SKB(sb)->vcc = vcc;
2214 __net_timestamp(sb);
2215 vcc->push(vcc, sb);
2216 atomic_inc(&vcc->stats->rx);
2217 cell += ATM_CELL_PAYLOAD;
2218 }
2219

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2247 NS_SKB_CB(iovb)->buf_type = BUF_NONE;
2248 skb_queue_tail(&card->iovpool.queue, new_iovb);
2249 card->iovpool.count++;
2250 }
2251 }
2252 vc->rx_iov = iovb;
2253 NS_SKB(iovb)->iovcnt = 0;
2254 iovb->len = 0;
2212 skb_put(sb, ATM_CELL_PAYLOAD);
2213 ATM_SKB(sb)->vcc = vcc;
2214 __net_timestamp(sb);
2215 vcc->push(vcc, sb);
2216 atomic_inc(&vcc->stats->rx);
2217 cell += ATM_CELL_PAYLOAD;
2218 }
2219

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2247 NS_SKB_CB(iovb)->buf_type = BUF_NONE;
2248 skb_queue_tail(&card->iovpool.queue, new_iovb);
2249 card->iovpool.count++;
2250 }
2251 }
2252 vc->rx_iov = iovb;
2253 NS_SKB(iovb)->iovcnt = 0;
2254 iovb->len = 0;
2255 iovb->tail = iovb->data = iovb->head;
2255 iovb->data = iovb->head;
2256 skb_reset_tail_pointer(iovb);
2256 NS_SKB(iovb)->vcc = vcc;
2257 /* IMPORTANT: a pointer to the sk_buff containing the small or large
2258 buffer is stored as iovec base, NOT a pointer to the
2259 small or large buffer itself. */
2260 }
2261 else if (NS_SKB(iovb)->iovcnt >= NS_MAX_IOVECS)
2262 {
2263 printk("nicstar%d: received too big AAL5 SDU.\n", card->index);
2264 atomic_inc(&vcc->stats->rx_err);
2265 recycle_iovec_rx_bufs(card, (struct iovec *) iovb->data, NS_MAX_IOVECS);
2266 NS_SKB(iovb)->iovcnt = 0;
2267 iovb->len = 0;
2257 NS_SKB(iovb)->vcc = vcc;
2258 /* IMPORTANT: a pointer to the sk_buff containing the small or large
2259 buffer is stored as iovec base, NOT a pointer to the
2260 small or large buffer itself. */
2261 }
2262 else if (NS_SKB(iovb)->iovcnt >= NS_MAX_IOVECS)
2263 {
2264 printk("nicstar%d: received too big AAL5 SDU.\n", card->index);
2265 atomic_inc(&vcc->stats->rx_err);
2266 recycle_iovec_rx_bufs(card, (struct iovec *) iovb->data, NS_MAX_IOVECS);
2267 NS_SKB(iovb)->iovcnt = 0;
2268 iovb->len = 0;
2268 iovb->tail = iovb->data = iovb->head;
2269 iovb->data = iovb->head;
2270 skb_reset_tail_pointer(iovb);
2269 NS_SKB(iovb)->vcc = vcc;
2270 }
2271 iov = &((struct iovec *) iovb->data)[NS_SKB(iovb)->iovcnt++];
2272 iov->iov_base = (void *) skb;
2273 iov->iov_len = ns_rsqe_cellcount(rsqe) * 48;
2274 iovb->len += iov->iov_len;
2275
2276 if (NS_SKB(iovb)->iovcnt == 1)

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2484 /* Free the small buffer */
2485 push_rxbufs(card, sb);
2486
2487 /* Copy all large buffers to the huge buffer and free them */
2488 for (j = 1; j < NS_SKB(iovb)->iovcnt; j++)
2489 {
2490 lb = (struct sk_buff *) iov->iov_base;
2491 tocopy = min_t(int, remaining, iov->iov_len);
2271 NS_SKB(iovb)->vcc = vcc;
2272 }
2273 iov = &((struct iovec *) iovb->data)[NS_SKB(iovb)->iovcnt++];
2274 iov->iov_base = (void *) skb;
2275 iov->iov_len = ns_rsqe_cellcount(rsqe) * 48;
2276 iovb->len += iov->iov_len;
2277
2278 if (NS_SKB(iovb)->iovcnt == 1)

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2486 /* Free the small buffer */
2487 push_rxbufs(card, sb);
2488
2489 /* Copy all large buffers to the huge buffer and free them */
2490 for (j = 1; j < NS_SKB(iovb)->iovcnt; j++)
2491 {
2492 lb = (struct sk_buff *) iov->iov_base;
2493 tocopy = min_t(int, remaining, iov->iov_len);
2492 memcpy(hb->tail, lb->data, tocopy);
2494 memcpy(skb_tail_pointer(hb), lb->data, tocopy);
2493 skb_put(hb, tocopy);
2494 iov++;
2495 remaining -= tocopy;
2496 push_rxbufs(card, lb);
2497 }
2498#ifdef EXTRA_DEBUG
2499 if (remaining != 0 || hb->len != len)
2500 printk("nicstar%d: Huge buffer len mismatch.\n", card->index);

--- 594 unchanged lines hidden --- 		2495 skb_put(hb, tocopy);
2496 iov++;
2497 remaining -= tocopy;
2498 push_rxbufs(card, lb);
2499 }
2500#ifdef EXTRA_DEBUG
2501 if (remaining != 0 || hb->len != len)
2502 printk("nicstar%d: Huge buffer len mismatch.\n", card->index);

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