X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fnet%2Fwireless%2Fnetwave_cs.c;h=9343d970537beca857ac12242580e099218d2689;hb=81a07d7588d376c530d006e24d7981304ce96e16;hp=75ce6ddb0cf5faa182a0bae3a45b64c7f5862579;hpb=5b69e69d4e6386bcb6592c75af897e5e79641602;p=linux-2.6-omap-h63xx.git diff --git a/drivers/net/wireless/netwave_cs.c b/drivers/net/wireless/netwave_cs.c index 75ce6ddb0cf..9343d970537 100644 --- a/drivers/net/wireless/netwave_cs.c +++ b/drivers/net/wireless/netwave_cs.c @@ -190,8 +190,8 @@ module_param(mem_speed, int, 0); /*====================================================================*/ /* PCMCIA (Card Services) related functions */ -static void netwave_release(dev_link_t *link); /* Card removal */ -static void netwave_pcmcia_config(dev_link_t *arg); /* Runs after card +static void netwave_release(struct pcmcia_device *link); /* Card removal */ +static int netwave_pcmcia_config(struct pcmcia_device *arg); /* Runs after card insertion */ static void netwave_detach(struct pcmcia_device *p_dev); /* Destroy instance */ @@ -221,10 +221,10 @@ static struct iw_statistics* netwave_get_wireless_stats(struct net_device *dev); static void set_multicast_list(struct net_device *dev); /* - A dev_link_t structure has fields for most things that are needed + A struct pcmcia_device structure has fields for most things that are needed to keep track of a socket, but there will usually be some device specific information that also needs to be kept track of. The - 'priv' pointer in a dev_link_t structure can be used to point to + 'priv' pointer in a struct pcmcia_device structure can be used to point to a device-specific private data structure, like this. A driver needs to provide a dev_node_t structure for each device @@ -232,7 +232,7 @@ static void set_multicast_list(struct net_device *dev); example, ethernet cards, modems). In other cases, there may be many actual or logical devices (SCSI adapters, memory cards with multiple partitions). The dev_node_t structures need to be kept - in a linked list starting at the 'dev' field of a dev_link_t + in a linked list starting at the 'dev' field of a struct pcmcia_device structure. We allocate them in the card's private data structure, because they generally can't be allocated dynamically. */ @@ -268,7 +268,7 @@ struct site_survey { }; typedef struct netwave_private { - dev_link_t link; + struct pcmcia_device *p_dev; spinlock_t spinlock; /* Serialize access to the hardware (SMP) */ dev_node_t node; u_char __iomem *ramBase; @@ -376,20 +376,19 @@ static struct iw_statistics *netwave_get_wireless_stats(struct net_device *dev) * configure the card at this point -- we wait until we receive a * card insertion event. */ -static int netwave_attach(struct pcmcia_device *p_dev) +static int netwave_probe(struct pcmcia_device *link) { - dev_link_t *link; struct net_device *dev; netwave_private *priv; DEBUG(0, "netwave_attach()\n"); - /* Initialize the dev_link_t structure */ + /* Initialize the struct pcmcia_device structure */ dev = alloc_etherdev(sizeof(netwave_private)); if (!dev) return -ENOMEM; priv = netdev_priv(dev); - link = &priv->link; + priv->p_dev = link; link->priv = dev; /* The io structure describes IO port mapping */ @@ -406,7 +405,6 @@ static int netwave_attach(struct pcmcia_device *p_dev) /* General socket configuration */ link->conf.Attributes = CONF_ENABLE_IRQ; - link->conf.Vcc = 50; link->conf.IntType = INT_MEMORY_AND_IO; link->conf.ConfigIndex = 1; link->conf.Present = PRESENT_OPTION; @@ -430,13 +428,7 @@ static int netwave_attach(struct pcmcia_device *p_dev) dev->stop = &netwave_close; link->irq.Instance = dev; - link->handle = p_dev; - p_dev->instance = link; - - link->state |= DEV_PRESENT | DEV_CONFIG_PENDING; - netwave_pcmcia_config( link); - - return 0; + return netwave_pcmcia_config( link); } /* netwave_attach */ /* @@ -447,17 +439,15 @@ static int netwave_attach(struct pcmcia_device *p_dev) * structures are freed. Otherwise, the structures will be freed * when the device is released. */ -static void netwave_detach(struct pcmcia_device *p_dev) +static void netwave_detach(struct pcmcia_device *link) { - dev_link_t *link = dev_to_instance(p_dev); struct net_device *dev = link->priv; DEBUG(0, "netwave_detach(0x%p)\n", link); - if (link->state & DEV_CONFIG) - netwave_release(link); + netwave_release(link); - if (link->dev) + if (link->dev_node) unregister_netdev(dev); free_netdev(dev); @@ -743,8 +733,7 @@ static const struct iw_handler_def netwave_handler_def = #define CS_CHECK(fn, ret) \ do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) -static void netwave_pcmcia_config(dev_link_t *link) { - client_handle_t handle = link->handle; +static int netwave_pcmcia_config(struct pcmcia_device *link) { struct net_device *dev = link->priv; netwave_private *priv = netdev_priv(dev); tuple_t tuple; @@ -766,15 +755,12 @@ static void netwave_pcmcia_config(dev_link_t *link) { tuple.TupleDataMax = 64; tuple.TupleOffset = 0; tuple.DesiredTuple = CISTPL_CONFIG; - CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple)); - CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple)); - CS_CHECK(ParseTuple, pcmcia_parse_tuple(handle, &tuple, &parse)); + CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple)); + CS_CHECK(GetTupleData, pcmcia_get_tuple_data(link, &tuple)); + CS_CHECK(ParseTuple, pcmcia_parse_tuple(link, &tuple, &parse)); link->conf.ConfigBase = parse.config.base; link->conf.Present = parse.config.rmask[0]; - /* Configure card */ - link->state |= DEV_CONFIG; - /* * Try allocating IO ports. This tries a few fixed addresses. * If you want, you can also read the card's config table to @@ -782,11 +768,11 @@ static void netwave_pcmcia_config(dev_link_t *link) { */ for (i = j = 0x0; j < 0x400; j += 0x20) { link->io.BasePort1 = j ^ 0x300; - i = pcmcia_request_io(link->handle, &link->io); + i = pcmcia_request_io(link, &link->io); if (i == CS_SUCCESS) break; } if (i != CS_SUCCESS) { - cs_error(link->handle, RequestIO, i); + cs_error(link, RequestIO, i); goto failed; } @@ -794,16 +780,16 @@ static void netwave_pcmcia_config(dev_link_t *link) { * Now allocate an interrupt line. Note that this does not * actually assign a handler to the interrupt. */ - CS_CHECK(RequestIRQ, pcmcia_request_irq(handle, &link->irq)); + CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq)); /* * This actually configures the PCMCIA socket -- setting up * the I/O windows and the interrupt mapping. */ - CS_CHECK(RequestConfiguration, pcmcia_request_configuration(handle, &link->conf)); + CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf)); /* - * Allocate a 32K memory window. Note that the dev_link_t + * Allocate a 32K memory window. Note that the struct pcmcia_device * structure provides space for one window handle -- if your * device needs several windows, you'll need to keep track of * the handles in your private data structure, dev->priv. @@ -813,7 +799,7 @@ static void netwave_pcmcia_config(dev_link_t *link) { req.Attributes = WIN_DATA_WIDTH_8|WIN_MEMORY_TYPE_CM|WIN_ENABLE; req.Base = 0; req.Size = 0x8000; req.AccessSpeed = mem_speed; - CS_CHECK(RequestWindow, pcmcia_request_window(&link->handle, &req, &link->win)); + CS_CHECK(RequestWindow, pcmcia_request_window(&link, &req, &link->win)); mem.CardOffset = 0x20000; mem.Page = 0; CS_CHECK(MapMemPage, pcmcia_map_mem_page(link->win, &mem)); @@ -823,7 +809,7 @@ static void netwave_pcmcia_config(dev_link_t *link) { dev->irq = link->irq.AssignedIRQ; dev->base_addr = link->io.BasePort1; - SET_NETDEV_DEV(dev, &handle_to_dev(handle)); + SET_NETDEV_DEV(dev, &handle_to_dev(link)); if (register_netdev(dev) != 0) { printk(KERN_DEBUG "netwave_cs: register_netdev() failed\n"); @@ -831,8 +817,7 @@ static void netwave_pcmcia_config(dev_link_t *link) { } strcpy(priv->node.dev_name, dev->name); - link->dev = &priv->node; - link->state &= ~DEV_CONFIG_PENDING; + link->dev_node = &priv->node; /* Reset card before reading physical address */ netwave_doreset(dev->base_addr, ramBase); @@ -852,12 +837,13 @@ static void netwave_pcmcia_config(dev_link_t *link) { printk(KERN_DEBUG "Netwave_reset: revision %04x %04x\n", get_uint16(ramBase + NETWAVE_EREG_ARW), get_uint16(ramBase + NETWAVE_EREG_ARW+2)); - return; + return 0; cs_failed: - cs_error(link->handle, last_fn, last_ret); + cs_error(link, last_fn, last_ret); failed: netwave_release(link); + return -ENODEV; } /* netwave_pcmcia_config */ /* @@ -867,52 +853,35 @@ failed: * device, and release the PCMCIA configuration. If the device is * still open, this will be postponed until it is closed. */ -static void netwave_release(dev_link_t *link) +static void netwave_release(struct pcmcia_device *link) { - struct net_device *dev = link->priv; - netwave_private *priv = netdev_priv(dev); - - DEBUG(0, "netwave_release(0x%p)\n", link); + struct net_device *dev = link->priv; + netwave_private *priv = netdev_priv(dev); - /* Don't bother checking to see if these succeed or not */ - if (link->win) { - iounmap(priv->ramBase); - pcmcia_release_window(link->win); - } - pcmcia_release_configuration(link->handle); - pcmcia_release_io(link->handle, &link->io); - pcmcia_release_irq(link->handle, &link->irq); + DEBUG(0, "netwave_release(0x%p)\n", link); - link->state &= ~DEV_CONFIG; + pcmcia_disable_device(link); + if (link->win) + iounmap(priv->ramBase); } -static int netwave_suspend(struct pcmcia_device *p_dev) +static int netwave_suspend(struct pcmcia_device *link) { - dev_link_t *link = dev_to_instance(p_dev); struct net_device *dev = link->priv; - link->state |= DEV_SUSPEND; - if (link->state & DEV_CONFIG) { - if (link->open) - netif_device_detach(dev); - pcmcia_release_configuration(link->handle); - } + if (link->open) + netif_device_detach(dev); return 0; } -static int netwave_resume(struct pcmcia_device *p_dev) +static int netwave_resume(struct pcmcia_device *link) { - dev_link_t *link = dev_to_instance(p_dev); struct net_device *dev = link->priv; - link->state &= ~DEV_SUSPEND; - if (link->state & DEV_CONFIG) { - pcmcia_request_configuration(link->handle, &link->conf); - if (link->open) { - netwave_reset(dev); - netif_device_attach(dev); - } + if (link->open) { + netwave_reset(dev); + netif_device_attach(dev); } return 0; @@ -1119,7 +1088,7 @@ static irqreturn_t netwave_interrupt(int irq, void* dev_id, struct pt_regs *regs u_char __iomem *ramBase; struct net_device *dev = (struct net_device *)dev_id; struct netwave_private *priv = netdev_priv(dev); - dev_link_t *link = &priv->link; + struct pcmcia_device *link = priv->p_dev; int i; if (!netif_device_present(dev)) @@ -1138,7 +1107,7 @@ static irqreturn_t netwave_interrupt(int irq, void* dev_id, struct pt_regs *regs status = inb(iobase + NETWAVE_REG_ASR); - if (!DEV_OK(link)) { + if (!pcmcia_dev_present(link)) { DEBUG(1, "netwave_interrupt: Interrupt with status 0x%x " "from removed or suspended card!\n", status); break; @@ -1373,11 +1342,11 @@ static int netwave_rx(struct net_device *dev) static int netwave_open(struct net_device *dev) { netwave_private *priv = netdev_priv(dev); - dev_link_t *link = &priv->link; + struct pcmcia_device *link = priv->p_dev; DEBUG(1, "netwave_open: starting.\n"); - if (!DEV_OK(link)) + if (!pcmcia_dev_present(link)) return -ENODEV; link->open++; @@ -1390,7 +1359,7 @@ static int netwave_open(struct net_device *dev) { static int netwave_close(struct net_device *dev) { netwave_private *priv = netdev_priv(dev); - dev_link_t *link = &priv->link; + struct pcmcia_device *link = priv->p_dev; DEBUG(1, "netwave_close: finishing.\n"); @@ -1411,7 +1380,7 @@ static struct pcmcia_driver netwave_driver = { .drv = { .name = "netwave_cs", }, - .probe = netwave_attach, + .probe = netwave_probe, .remove = netwave_detach, .id_table = netwave_ids, .suspend = netwave_suspend,