target/linux/adm8668/patches-3.18/004-tulip_pci_split.patch

   1 --- a/drivers/net/ethernet/dec/tulip/tulip_core.c
   2 +++ b/drivers/net/ethernet/dec/tulip/tulip_core.c
   3 @@ -206,6 +206,7 @@ struct tulip_chip_table tulip_tbl[] = {
   4  };
   5
   6
   7 +#ifdef CONFIG_TULIP_PCI
   8  static const struct pci_device_id tulip_pci_tbl[] = {
   9         { 0x1011, 0x0009, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DC21140 },
  10         { 0x1011, 0x0019, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DC21143 },
  11 @@ -249,7 +250,7 @@ static const struct pci_device_id tulip_
  12         { } /* terminate list */
  13  };
  14  MODULE_DEVICE_TABLE(pci, tulip_pci_tbl);
  15 -
  16 +#endif
  17
  18  /* A full-duplex map for media types. */
  19  const char tulip_media_cap[32] =
  20 @@ -267,11 +268,14 @@ static void tulip_down(struct net_device
  21  static struct net_device_stats *tulip_get_stats(struct net_device *dev);
  22  static int private_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
  23  static void set_rx_mode(struct net_device *dev);
  24 +#ifdef CONFIG_TULIP_PCI
  25  static void tulip_set_wolopts(struct pci_dev *pdev, u32 wolopts);
  26 +#endif
  27  #ifdef CONFIG_NET_POLL_CONTROLLER
  28  static void poll_tulip(struct net_device *dev);
  29  #endif
  30
  31 +#ifdef CONFIG_TULIP_PCI
  32  static void tulip_set_power_state (struct tulip_private *tp,
  33                                    int sleep, int snooze)
  34  {
  35 @@ -288,7 +292,7 @@ static void tulip_set_power_state (struc
  36         }
  37
  38  }
  39 -
  40 +#endif
  41
  42  static void tulip_up(struct net_device *dev)
  43  {
  44 @@ -302,6 +306,7 @@ static void tulip_up(struct net_device *
  45         napi_enable(&tp->napi);
  46  #endif
  47
  48 +#ifdef CONFIG_TULIP_PCI
  49         /* Wake the chip from sleep/snooze mode. */
  50         tulip_set_power_state (tp, 0, 0);
  51
  52 @@ -309,6 +314,7 @@ static void tulip_up(struct net_device *
  53         pci_enable_wake(tp->pdev, PCI_D3hot, 0);
  54         pci_enable_wake(tp->pdev, PCI_D3cold, 0);
  55         tulip_set_wolopts(tp->pdev, 0);
  56 +#endif
  57
  58         /* On some chip revs we must set the MII/SYM port before the reset!? */
  59         if (tp->mii_cnt  ||  (tp->mtable  &&  tp->mtable->has_mii))
  60 @@ -316,18 +322,22 @@ static void tulip_up(struct net_device *
  61
  62         /* Reset the chip, holding bit 0 set at least 50 PCI cycles. */
  63         iowrite32(0x00000001, ioaddr + CSR0);
  64 +#ifdef CONFIG_TULIP_PCI
  65         pci_read_config_dword(tp->pdev, PCI_COMMAND, &reg);  /* flush write */
  66 +#endif
  67         udelay(100);
  68
  69         /* Deassert reset.
  70            Wait the specified 50 PCI cycles after a reset by initializing
  71            Tx and Rx queues and the address filter list. */
  72         iowrite32(tp->csr0, ioaddr + CSR0);
  73 +#ifdef CONFIG_TULIP_PCI
  74         pci_read_config_dword(tp->pdev, PCI_COMMAND, &reg);  /* flush write */
  75 +#endif
  76         udelay(100);
  77
  78         if (tulip_debug > 1)
  79 -               netdev_dbg(dev, "tulip_up(), irq==%d\n", tp->pdev->irq);
  80 +               netdev_dbg(dev, "tulip_up(), irq==%d\n", tp->irq);
  81
  82         iowrite32(tp->rx_ring_dma, ioaddr + CSR3);
  83         iowrite32(tp->tx_ring_dma, ioaddr + CSR4);
  84 @@ -361,9 +371,11 @@ static void tulip_up(struct net_device *
  85                 *setup_frm++ = eaddrs[1]; *setup_frm++ = eaddrs[1];
  86                 *setup_frm++ = eaddrs[2]; *setup_frm++ = eaddrs[2];
  87
  88 +#ifdef CONFIG_TULIP_PCI
  89                 mapping = pci_map_single(tp->pdev, tp->setup_frame,
  90                                          sizeof(tp->setup_frame),
  91                                          PCI_DMA_TODEVICE);
  92 +#endif
  93                 tp->tx_buffers[tp->cur_tx].skb = NULL;
  94                 tp->tx_buffers[tp->cur_tx].mapping = mapping;
  95
  96 @@ -519,7 +531,7 @@ tulip_open(struct net_device *dev)
  97
  98         tulip_init_ring (dev);
  99
 100 -       retval = request_irq(tp->pdev->irq, tulip_interrupt, IRQF_SHARED,
 101 +       retval = request_irq(tp->irq, tulip_interrupt, IRQF_SHARED,
 102                              dev->name, dev);
 103         if (retval)
 104                 goto free_ring;
 105 @@ -643,8 +655,10 @@ static void tulip_init_ring(struct net_d
 106                 tp->rx_buffers[i].skb = skb;
 107                 if (skb == NULL)
 108                         break;
 109 +#ifdef CONFIG_TULIP_PCI
 110                 mapping = pci_map_single(tp->pdev, skb->data,
 111                                          PKT_BUF_SZ, PCI_DMA_FROMDEVICE);
 112 +#endif
 113                 tp->rx_buffers[i].mapping = mapping;
 114                 tp->rx_ring[i].status = cpu_to_le32(DescOwned); /* Owned by Tulip chip */
 115                 tp->rx_ring[i].buffer1 = cpu_to_le32(mapping);
 116 @@ -677,8 +691,10 @@ tulip_start_xmit(struct sk_buff *skb, st
 117         entry = tp->cur_tx % TX_RING_SIZE;
 118
 119         tp->tx_buffers[entry].skb = skb;
 120 +#ifdef CONFIG_TULIP_PCI
 121         mapping = pci_map_single(tp->pdev, skb->data,
 122                                  skb->len, PCI_DMA_TODEVICE);
 123 +#endif
 124         tp->tx_buffers[entry].mapping = mapping;
 125         tp->tx_ring[entry].buffer1 = cpu_to_le32(mapping);
 126
 127 @@ -729,16 +745,19 @@ static void tulip_clean_tx_ring(struct t
 128                 if (tp->tx_buffers[entry].skb == NULL) {
 129                         /* test because dummy frames not mapped */
 130                         if (tp->tx_buffers[entry].mapping)
 131 +#ifdef CONFIG_TULIP_PCI
 132                                 pci_unmap_single(tp->pdev,
 133                                         tp->tx_buffers[entry].mapping,
 134                                         sizeof(tp->setup_frame),
 135                                         PCI_DMA_TODEVICE);
 136 +#endif
 137                         continue;
 138                 }
 139 -
 140 +#ifdef CONFIG_TULIP_PCI
 141                 pci_unmap_single(tp->pdev, tp->tx_buffers[entry].mapping,
 142                                 tp->tx_buffers[entry].skb->len,
 143                                 PCI_DMA_TODEVICE);
 144 +#endif
 145
 146                 /* Free the original skb. */
 147                 dev_kfree_skb_irq(tp->tx_buffers[entry].skb);
 148 @@ -789,7 +808,9 @@ static void tulip_down (struct net_devic
 149         dev->if_port = tp->saved_if_port;
 150
 151         /* Leave the driver in snooze, not sleep, mode. */
 152 +#ifdef CONFIG_TULIP_PCI
 153         tulip_set_power_state (tp, 0, 1);
 154 +#endif
 155  }
 156
 157  static void tulip_free_ring (struct net_device *dev)
 158 @@ -810,8 +831,10 @@ static void tulip_free_ring (struct net_
 159                 /* An invalid address. */
 160                 tp->rx_ring[i].buffer1 = cpu_to_le32(0xBADF00D0);
 161                 if (skb) {
 162 +#ifdef CONFIG_TULIP_PCI
 163                         pci_unmap_single(tp->pdev, mapping, PKT_BUF_SZ,
 164                                          PCI_DMA_FROMDEVICE);
 165 +#endif
 166                         dev_kfree_skb (skb);
 167                 }
 168         }
 169 @@ -820,8 +843,10 @@ static void tulip_free_ring (struct net_
 170                 struct sk_buff *skb = tp->tx_buffers[i].skb;
 171
 172                 if (skb != NULL) {
 173 +#ifdef CONFIG_TULIP_PCI
 174                         pci_unmap_single(tp->pdev, tp->tx_buffers[i].mapping,
 175                                          skb->len, PCI_DMA_TODEVICE);
 176 +#endif
 177                         dev_kfree_skb (skb);
 178                 }
 179                 tp->tx_buffers[i].skb = NULL;
 180 @@ -842,7 +867,7 @@ static int tulip_close (struct net_devic
 181                 netdev_dbg(dev, "Shutting down ethercard, status was %02x\n",
 182                            ioread32 (ioaddr + CSR5));
 183
 184 -       free_irq (tp->pdev->irq, dev);
 185 +       free_irq (tp->irq, dev);
 186
 187         tulip_free_ring (dev);
 188
 189 @@ -873,7 +898,9 @@ static void tulip_get_drvinfo(struct net
 190         struct tulip_private *np = netdev_priv(dev);
 191         strlcpy(info->driver, DRV_NAME, sizeof(info->driver));
 192         strlcpy(info->version, DRV_VERSION, sizeof(info->version));
 193 +#ifdef CONFIG_TULIP_PCI
 194         strlcpy(info->bus_info, pci_name(np->pdev), sizeof(info->bus_info));
 195 +#endif
 196  }
 197
 198
 199 @@ -886,7 +913,9 @@ static int tulip_ethtool_set_wol(struct
 200                    return -EOPNOTSUPP;
 201
 202         tp->wolinfo.wolopts = wolinfo->wolopts;
 203 -       device_set_wakeup_enable(&tp->pdev->dev, tp->wolinfo.wolopts);
 204 +#ifdef CONFIG_TULIP_PCI
 205 +       device_set_wakeup_enable(tp->kdev, tp->wolinfo.wolopts);
 206 +#endif
 207         return 0;
 208  }
 209
 210 @@ -1164,9 +1193,11 @@ static void set_rx_mode(struct net_devic
 211
 212                         tp->tx_buffers[entry].skb = NULL;
 213                         tp->tx_buffers[entry].mapping =
 214 +#ifdef CONFIG_TULIP_PCI
 215                                 pci_map_single(tp->pdev, tp->setup_frame,
 216                                                sizeof(tp->setup_frame),
 217                                                PCI_DMA_TODEVICE);
 218 +#endif
 219                         /* Put the setup frame on the Tx list. */
 220                         if (entry == TX_RING_SIZE-1)
 221                                 tx_flags |= DESC_RING_WRAP;             /* Wrap ring. */
 222 @@ -1263,19 +1294,22 @@ out:
 223                 netdev_dbg(dev, "MWI config cacheline=%d, csr0=%08x\n",
 224                            cache, csr0);
 225  }
 226 -#endif
 227
 228  /*
 229   *     Chips that have the MRM/reserved bit quirk and the burst quirk. That
 230   *     is the DM910X and the on chip ULi devices
 231   */
 232 +#endif
 233
 234 +#ifdef CONFIG_TULIP_PCI
 235  static int tulip_uli_dm_quirk(struct pci_dev *pdev)
 236  {
 237         if (pdev->vendor == 0x1282 && pdev->device == 0x9102)
 238                 return 1;
 239         return 0;
 240  }
 241 +#endif
 242 +
 243
 244  static const struct net_device_ops tulip_netdev_ops = {
 245         .ndo_open               = tulip_open,
 246 @@ -1293,6 +1327,7 @@ static const struct net_device_ops tulip
 247  #endif
 248  };
 249
 250 +#ifdef CONFIG_TULIP_PCI
 251  const struct pci_device_id early_486_chipsets[] = {
 252         { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82424) },
 253         { PCI_DEVICE(PCI_VENDOR_ID_SI, PCI_DEVICE_ID_SI_496) },
 254 @@ -1470,6 +1505,8 @@ static int tulip_init_one(struct pci_dev
 255                 }
 256         }
 257         tp->pdev = pdev;
 258 +       tp->kdev = &pdev->dev;
 259 +       tp->irq = irq;
 260         tp->base_addr = ioaddr;
 261         tp->revision = pdev->revision;
 262         tp->csr0 = csr0;
 263 @@ -1800,6 +1837,7 @@ err_out_free_netdev:
 264  }
 265
 266
 267 +#ifdef CONFIG_TULIP_PCI
 268  /* set the registers according to the given wolopts */
 269  static void tulip_set_wolopts (struct pci_dev *pdev, u32 wolopts)
 270  {
 271 @@ -1828,6 +1866,7 @@ static void tulip_set_wolopts (struct pc
 272                 iowrite32(tmp, ioaddr + CSR13);
 273         }
 274  }
 275 +#endif
 276
 277  #ifdef CONFIG_PM
 278
 279 @@ -1942,6 +1981,7 @@ static void tulip_remove_one(struct pci_
 280
 281         /* pci_power_off (pdev, -1); */
 282  }
 283 +#endif /* CONFIG_TULIP_PCI */
 284
 285  #ifdef CONFIG_NET_POLL_CONTROLLER
 286  /*
 287 @@ -1963,7 +2003,8 @@ static void poll_tulip (struct net_devic
 288  }
 289  #endif
 290
 291 -static struct pci_driver tulip_driver = {
 292 +#ifdef CONFIG_TULIP_PCI
 293 +static struct pci_driver tulip_pci_driver = {
 294         .name           = DRV_NAME,
 295         .id_table       = tulip_pci_tbl,
 296         .probe          = tulip_init_one,
 297 @@ -1973,10 +2014,12 @@ static struct pci_driver tulip_driver =
 298         .resume         = tulip_resume,
 299  #endif /* CONFIG_PM */
 300  };
 301 +#endif
 302
 303
 304  static int __init tulip_init (void)
 305  {
 306 +       int ret = 0;
 307  #ifdef MODULE
 308         pr_info("%s", version);
 309  #endif
 310 @@ -1992,13 +2035,18 @@ static int __init tulip_init (void)
 311         tulip_max_interrupt_work = max_interrupt_work;
 312
 313         /* probe for and init boards */
 314 -       return pci_register_driver(&tulip_driver);
 315 +#ifdef CONFIG_TULIP_PCI
 316 +       ret = pci_register_driver(&tulip_pci_driver);
 317 +#endif
 318 +       return ret;
 319  }
 320
 321
 322  static void __exit tulip_cleanup (void)
 323  {
 324 -       pci_unregister_driver (&tulip_driver);
 325 +#ifdef CONFIG_TULIP_PCI
 326 +       pci_unregister_driver (&tulip_pci_driver);
 327 +#endif
 328  }
 329
 330
 331 --- a/drivers/net/ethernet/dec/tulip/interrupt.c
 332 +++ b/drivers/net/ethernet/dec/tulip/interrupt.c
 333 @@ -73,10 +73,11 @@ int tulip_refill_rx(struct net_device *d
 334                                 netdev_alloc_skb(dev, PKT_BUF_SZ);
 335                         if (skb == NULL)
 336                                 break;
 337 -
 338 +#ifdef CONFIG_TULIP_PCI
 339                         mapping = pci_map_single(tp->pdev, skb->data, PKT_BUF_SZ,
 340                                                  PCI_DMA_FROMDEVICE);
 341 -                       if (dma_mapping_error(&tp->pdev->dev, mapping)) {
 342 +#endif
 343 +                       if (dma_mapping_error(tp->kdev, mapping)) {
 344                                 dev_kfree_skb(skb);
 345                                 tp->rx_buffers[entry].skb = NULL;
 346                                 break;
 347 @@ -210,9 +211,11 @@ int tulip_poll(struct napi_struct *napi,
 348                                 if (pkt_len < tulip_rx_copybreak &&
 349                                     (skb = netdev_alloc_skb(dev, pkt_len + 2)) != NULL) {
 350                                         skb_reserve(skb, 2);    /* 16 byte align the IP header */
 351 +#ifdef CONFIG_TULIP_PCI
 352                                         pci_dma_sync_single_for_cpu(tp->pdev,
 353                                                                    tp->rx_buffers[entry].mapping,
 354                                                                    pkt_len, PCI_DMA_FROMDEVICE);
 355 +#endif
 356  #if ! defined(__alpha__)
 357                                         skb_copy_to_linear_data(skb, tp->rx_buffers[entry].skb->data,
 358                                                          pkt_len);
 359 @@ -222,9 +225,11 @@ int tulip_poll(struct napi_struct *napi,
 360                                                tp->rx_buffers[entry].skb->data,
 361                                                pkt_len);
 362  #endif
 363 +#ifdef CONFIG_TULIP_PCI
 364                                         pci_dma_sync_single_for_device(tp->pdev,
 365                                                                       tp->rx_buffers[entry].mapping,
 366                                                                       pkt_len, PCI_DMA_FROMDEVICE);
 367 +#endif
 368                                 } else {        /* Pass up the skb already on the Rx ring. */
 369                                         char *temp = skb_put(skb = tp->rx_buffers[entry].skb,
 370                                                              pkt_len);
 371 @@ -239,9 +244,10 @@ int tulip_poll(struct napi_struct *napi,
 372                                                        skb->head, temp);
 373                                         }
 374  #endif
 375 -
 376 +#ifdef CONFIG_TULIP_PCI
 377                                         pci_unmap_single(tp->pdev, tp->rx_buffers[entry].mapping,
 378                                                          PKT_BUF_SZ, PCI_DMA_FROMDEVICE);
 379 +#endif
 380
 381                                         tp->rx_buffers[entry].skb = NULL;
 382                                         tp->rx_buffers[entry].mapping = 0;
 383 @@ -597,10 +603,12 @@ irqreturn_t tulip_interrupt(int irq, voi
 384                                 if (tp->tx_buffers[entry].skb == NULL) {
 385                                         /* test because dummy frames not mapped */
 386                                         if (tp->tx_buffers[entry].mapping)
 387 +#ifdef CONFIG_TULIP_PCI
 388                                                 pci_unmap_single(tp->pdev,
 389                                                          tp->tx_buffers[entry].mapping,
 390                                                          sizeof(tp->setup_frame),
 391                                                          PCI_DMA_TODEVICE);
 392 +#endif
 393                                         continue;
 394                                 }
 395
 396 @@ -628,10 +636,11 @@ irqreturn_t tulip_interrupt(int irq, voi
 397                                         dev->stats.collisions += (status >> 3) & 15;
 398                                         dev->stats.tx_packets++;
 399                                 }
 400 -
 401 +#ifdef CONFIG_TULIP_PCI
 402                                 pci_unmap_single(tp->pdev, tp->tx_buffers[entry].mapping,
 403                                                  tp->tx_buffers[entry].skb->len,
 404                                                  PCI_DMA_TODEVICE);
 405 +#endif
 406
 407                                 /* Free the original skb. */
 408                                 dev_kfree_skb_irq(tp->tx_buffers[entry].skb);
 409 --- a/drivers/net/ethernet/dec/tulip/Kconfig
 410 +++ b/drivers/net/ethernet/dec/tulip/Kconfig
 411 @@ -40,8 +40,12 @@ config DE2104X_DSL
 412           Default is 0, and range is 0 to 31.
 413
 414  config TULIP
 415 +       tristate
 416 +
 417 +config TULIP_PCI
 418         tristate "DECchip Tulip (dc2114x) PCI support"
 419         depends on PCI
 420 +       select TULIP
 421         select CRC32
 422         ---help---
 423           This driver is developed for the SMC EtherPower series Ethernet
 424 @@ -58,7 +62,7 @@ config TULIP
 425
 426  config TULIP_MWI
 427         bool "New bus configuration"
 428 -       depends on TULIP
 429 +       depends on TULIP_PCI
 430         ---help---
 431           This configures your Tulip card specifically for the card and
 432           system cache line size type you are using.
 433 @@ -69,7 +73,7 @@ config TULIP_MWI
 434
 435  config TULIP_MMIO
 436         bool "Use PCI shared mem for NIC registers"
 437 -       depends on TULIP
 438 +       depends on TULIP_PCI
 439         ---help---
 440           Use PCI shared memory for the NIC registers, rather than going through
 441           the Tulip's PIO (programmed I/O ports).  Faster, but could produce
 442 --- a/drivers/net/ethernet/dec/tulip/tulip.h
 443 +++ b/drivers/net/ethernet/dec/tulip/tulip.h
 444 @@ -447,6 +447,8 @@ struct tulip_private {
 445         int cur_index;          /* Current media index. */
 446         int saved_if_port;
 447         struct pci_dev *pdev;
 448 +       struct device *kdev;
 449 +       int irq;
 450         int ttimer;
 451         int susp_rx;
 452         unsigned long nir;