diff options
| -rw-r--r-- | drivers/net/pcmcia/smc91c92_cs.c | 287 |
1 files changed, 189 insertions, 98 deletions
diff --git a/drivers/net/pcmcia/smc91c92_cs.c b/drivers/net/pcmcia/smc91c92_cs.c index 85a15217314..8a5e52c40e4 100644 --- a/drivers/net/pcmcia/smc91c92_cs.c +++ b/drivers/net/pcmcia/smc91c92_cs.c @@ -127,6 +127,12 @@ struct smc_private { int rx_ovrn; }; +struct smc_cfg_mem { + tuple_t tuple; + cisparse_t parse; + u_char buf[255]; +}; + /* Special definitions for Megahertz multifunction cards */ #define MEGAHERTZ_ISR 0x0380 @@ -498,14 +504,24 @@ static int mhz_mfc_config(dev_link_t *link) { struct net_device *dev = link->priv; struct smc_private *smc = netdev_priv(dev); - tuple_t tuple; - cisparse_t parse; - u_char buf[255]; - cistpl_cftable_entry_t *cf = &parse.cftable_entry; + struct smc_cfg_mem *cfg_mem; + tuple_t *tuple; + cisparse_t *parse; + cistpl_cftable_entry_t *cf; + u_char *buf; win_req_t req; memreq_t mem; int i, k; + cfg_mem = kmalloc(sizeof(struct smc_cfg_mem), GFP_KERNEL); + if (!cfg_mem) + return CS_OUT_OF_RESOURCE; + + tuple = &cfg_mem->tuple; + parse = &cfg_mem->parse; + cf = &parse->cftable_entry; + buf = cfg_mem->buf; + link->conf.Attributes |= CONF_ENABLE_SPKR; link->conf.Status = CCSR_AUDIO_ENA; link->irq.Attributes = @@ -514,12 +530,12 @@ static int mhz_mfc_config(dev_link_t *link) link->io.Attributes2 = IO_DATA_PATH_WIDTH_8; link->io.NumPorts2 = 8; - tuple.Attributes = tuple.TupleOffset = 0; - tuple.TupleData = (cisdata_t *)buf; - tuple.TupleDataMax = sizeof(buf); - tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; + tuple->Attributes = tuple->TupleOffset = 0; + tuple->TupleData = (cisdata_t *)buf; + tuple->TupleDataMax = 255; + tuple->DesiredTuple = CISTPL_CFTABLE_ENTRY; - i = first_tuple(link->handle, &tuple, &parse); + i = first_tuple(link->handle, tuple, parse); /* The Megahertz combo cards have modem-like CIS entries, so we have to explicitly try a bunch of port combinations. */ while (i == CS_SUCCESS) { @@ -532,10 +548,10 @@ static int mhz_mfc_config(dev_link_t *link) if (i == CS_SUCCESS) break; } if (i == CS_SUCCESS) break; - i = next_tuple(link->handle, &tuple, &parse); + i = next_tuple(link->handle, tuple, parse); } if (i != CS_SUCCESS) - return i; + goto free_cfg_mem; dev->base_addr = link->io.BasePort1; /* Allocate a memory window, for accessing the ISR */ @@ -544,7 +560,7 @@ static int mhz_mfc_config(dev_link_t *link) req.AccessSpeed = 0; i = pcmcia_request_window(&link->handle, &req, &link->win); if (i != CS_SUCCESS) - return i; + goto free_cfg_mem; smc->base = ioremap(req.Base, req.Size); mem.CardOffset = mem.Page = 0; if (smc->manfid == MANFID_MOTOROLA) @@ -556,6 +572,8 @@ static int mhz_mfc_config(dev_link_t *link) && (smc->cardid == PRODID_MEGAHERTZ_EM3288)) mhz_3288_power(link); +free_cfg_mem: + kfree(cfg_mem); return i; } @@ -563,39 +581,61 @@ static int mhz_setup(dev_link_t *link) { client_handle_t handle = link->handle; struct net_device *dev = link->priv; - tuple_t tuple; - cisparse_t parse; - u_char buf[255], *station_addr; + struct smc_cfg_mem *cfg_mem; + tuple_t *tuple; + cisparse_t *parse; + u_char *buf, *station_addr; + int rc; + + cfg_mem = kmalloc(sizeof(struct smc_cfg_mem), GFP_KERNEL); + if (!cfg_mem) + return -1; + + tuple = &cfg_mem->tuple; + parse = &cfg_mem->parse; + buf = cfg_mem->buf; - tuple.Attributes = tuple.TupleOffset = 0; - tuple.TupleData = buf; - tuple.TupleDataMax = sizeof(buf); + tuple->Attributes = tuple->TupleOffset = 0; + tuple->TupleData = (cisdata_t *)buf; + tuple->TupleDataMax = 255; /* Read the station address from the CIS. It is stored as the last (fourth) string in the Version 1 Version/ID tuple. */ - tuple.DesiredTuple = CISTPL_VERS_1; - if (first_tuple(handle, &tuple, &parse) != CS_SUCCESS) - return -1; + tuple->DesiredTuple = CISTPL_VERS_1; + if (first_tuple(handle, tuple, parse) != CS_SUCCESS) { + rc = -1; + goto free_cfg_mem; + } /* Ugh -- the EM1144 card has two VERS_1 tuples!?! */ - if (next_tuple(handle, &tuple, &parse) != CS_SUCCESS) - first_tuple(handle, &tuple, &parse); - if (parse.version_1.ns > 3) { - station_addr = parse.version_1.str + parse.version_1.ofs[3]; - if (cvt_ascii_address(dev, station_addr) == 0) - return 0; + if (next_tuple(handle, tuple, parse) != CS_SUCCESS) + first_tuple(handle, tuple, parse); + if (parse->version_1.ns > 3) { + station_addr = parse->version_1.str + parse->version_1.ofs[3]; + if (cvt_ascii_address(dev, station_addr) == 0) { + rc = 0; + goto free_cfg_mem; + } } /* Another possibility: for the EM3288, in a special tuple */ - tuple.DesiredTuple = 0x81; - if (pcmcia_get_first_tuple(handle, &tuple) != CS_SUCCESS) - return -1; - if (pcmcia_get_tuple_data(handle, &tuple) != CS_SUCCESS) - return -1; + tuple->DesiredTuple = 0x81; + if (pcmcia_get_first_tuple(handle, tuple) != CS_SUCCESS) { + rc = -1; + goto free_cfg_mem; + } + if (pcmcia_get_tuple_data(handle, tuple) != CS_SUCCESS) { + rc = -1; + goto free_cfg_mem; + } buf[12] = '\0'; - if (cvt_ascii_address(dev, buf) == 0) - return 0; - - return -1; + if (cvt_ascii_address(dev, buf) == 0) { + rc = 0; + goto free_cfg_mem; + } + rc = -1; +free_cfg_mem: + kfree(cfg_mem); + return rc; } /*====================================================================== @@ -665,19 +705,29 @@ static int mot_setup(dev_link_t *link) static int smc_config(dev_link_t *link) { struct net_device *dev = link->priv; - tuple_t tuple; - cisparse_t parse; - u_char buf[255]; - cistpl_cftable_entry_t *cf = &parse.cftable_entry; + struct smc_cfg_mem *cfg_mem; + tuple_t *tuple; + cisparse_t *parse; + cistpl_cftable_entry_t *cf; + u_char *buf; int i; - tuple.Attributes = tuple.TupleOffset = 0; - tuple.TupleData = (cisdata_t *)buf; - tuple.TupleDataMax = sizeof(buf); - tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; + cfg_mem = kmalloc(sizeof(struct smc_cfg_mem), GFP_KERNEL); + if (!cfg_mem) + return CS_OUT_OF_RESOURCE; + + tuple = &cfg_mem->tuple; + parse = &cfg_mem->parse; + cf = &parse->cftable_entry; + buf = cfg_mem->buf; + + tuple->Attributes = tuple->TupleOffset = 0; + tuple->TupleData = (cisdata_t *)buf; + tuple->TupleDataMax = 255; + tuple->DesiredTuple = CISTPL_CFTABLE_ENTRY; link->io.NumPorts1 = 16; - i = first_tuple(link->handle, &tuple, &parse); + i = first_tuple(link->handle, tuple, parse); while (i != CS_NO_MORE_ITEMS) { if (i == CS_SUCCESS) { link->conf.ConfigIndex = cf->index; @@ -686,10 +736,12 @@ static int smc_config(dev_link_t *link) i = pcmcia_request_io(link->handle, &link->io); if (i == CS_SUCCESS) break; } - i = next_tuple(link->handle, &tuple, &parse); + i = next_tuple(link->handle, tuple, parse); } if (i == CS_SUCCESS) dev->base_addr = link->io.BasePort1; + + kfree(cfg_mem); return i; } @@ -697,41 +749,58 @@ static int smc_setup(dev_link_t *link) { client_handle_t handle = link->handle; struct net_device *dev = link->priv; - tuple_t tuple; - cisparse_t parse; + struct smc_cfg_mem *cfg_mem; + tuple_t *tuple; + cisparse_t *parse; cistpl_lan_node_id_t *node_id; - u_char buf[255], *station_addr; - int i; + u_char *buf, *station_addr; + int i, rc; - tuple.Attributes = tuple.TupleOffset = 0; - tuple.TupleData = buf; - tuple.TupleDataMax = sizeof(buf); + cfg_mem = kmalloc(sizeof(struct smc_cfg_mem), GFP_KERNEL); + if (!cfg_mem) + return CS_OUT_OF_RESOURCE; + + tuple = &cfg_mem->tuple; + parse = &cfg_mem->parse; + buf = cfg_mem->buf; + + tuple->Attributes = tuple->TupleOffset = 0; + tuple->TupleData = (cisdata_t *)buf; + tuple->TupleDataMax = 255; /* Check for a LAN function extension tuple */ - tuple.DesiredTuple = CISTPL_FUNCE; - i = first_tuple(handle, &tuple, &parse); + tuple->DesiredTuple = CISTPL_FUNCE; + i = first_tuple(handle, tuple, parse); while (i == CS_SUCCESS) { - if (parse.funce.type == CISTPL_FUNCE_LAN_NODE_ID) + if (parse->funce.type == CISTPL_FUNCE_LAN_NODE_ID) break; - i = next_tuple(handle, &tuple, &parse); + i = next_tuple(handle, tuple, parse); } if (i == CS_SUCCESS) { - node_id = (cistpl_lan_node_id_t *)parse.funce.data; + node_id = (cistpl_lan_node_id_t *)parse->funce.data; if (node_id->nb == 6) { for (i = 0; i < 6; i++) dev->dev_addr[i] = node_id->id[i]; - return 0; + rc = 0; + goto free_cfg_mem; } } /* Try the third string in the Version 1 Version/ID tuple. */ - tuple.DesiredTuple = CISTPL_VERS_1; - if (first_tuple(handle, &tuple, &parse) != CS_SUCCESS) - return -1; - station_addr = parse.version_1.str + parse.version_1.ofs[2]; - if (cvt_ascii_address(dev, station_addr) == 0) - return 0; + tuple->DesiredTuple = CISTPL_VERS_1; + if (first_tuple(handle, tuple, parse) != CS_SUCCESS) { + rc = -1; + goto free_cfg_mem; + } + station_addr = parse->version_1.str + parse->version_1.ofs[2]; + if (cvt_ascii_address(dev, station_addr) == 0) { + rc = 0; + goto free_cfg_mem; + } - return -1; + rc = -1; +free_cfg_mem: + kfree(cfg_mem); + return rc; } /*====================================================================*/ @@ -773,26 +842,36 @@ static int osi_setup(dev_link_t *link, u_short manfid, u_short cardid) { client_handle_t handle = link->handle; struct net_device *dev = link->priv; - tuple_t tuple; - u_char buf[255]; - int i; + struct smc_cfg_mem *cfg_mem; + tuple_t *tuple; + u_char *buf; + int i, rc; - tuple.Attributes = TUPLE_RETURN_COMMON; - tuple.TupleData = buf; - tuple.TupleDataMax = sizeof(buf); - tuple.TupleOffset = 0; + cfg_mem = kmalloc(sizeof(struct smc_cfg_mem), GFP_KERNEL); + if (!cfg_mem) + return -1; + + tuple = &cfg_mem->tuple; + buf = cfg_mem->buf; + + tuple->Attributes = TUPLE_RETURN_COMMON; + tuple->TupleData = (cisdata_t *)buf; + tuple->TupleDataMax = 255; + tuple->TupleOffset = 0; /* Read the station address from tuple 0x90, subtuple 0x04 */ - tuple.DesiredTuple = 0x90; - i = pcmcia_get_first_tuple(handle, &tuple); + tuple->DesiredTuple = 0x90; + i = pcmcia_get_first_tuple(handle, tuple); while (i == CS_SUCCESS) { - i = pcmcia_get_tuple_data(handle, &tuple); + i = pcmcia_get_tuple_data(handle, tuple); if ((i != CS_SUCCESS) || (buf[0] == 0x04)) break; - i = pcmcia_get_next_tuple(handle, &tuple); + i = pcmcia_get_next_tuple(handle, tuple); + } + if (i != CS_SUCCESS) { + rc = -1; + goto free_cfg_mem; } - if (i != CS_SUCCESS) - return -1; for (i = 0; i < 6; i++) dev->dev_addr[i] = buf[i+2]; @@ -814,8 +893,10 @@ static int osi_setup(dev_link_t *link, u_short manfid, u_short cardid) inw(link->io.BasePort1 + OSITECH_AUI_PWR), inw(link->io.BasePort1 + OSITECH_RESET_ISR)); } - - return 0; + rc = 0; +free_cfg_mem: + kfree(cfg_mem); + return rc; } /*====================================================================== @@ -887,9 +968,10 @@ static void smc91c92_config(dev_link_t *link) client_handle_t handle = link->handle; struct net_device *dev = link->priv; struct smc_private *smc = netdev_priv(dev); - tuple_t tuple; - cisparse_t parse; - u_short buf[32]; + struct smc_cfg_mem *cfg_mem; + tuple_t *tuple; + cisparse_t *parse; + u_char *buf; char *name; int i, j, rev; kio_addr_t ioaddr; @@ -897,21 +979,29 @@ static void smc91c92_config(dev_link_t *link) DEBUG(0, "smc91c92_config(0x%p)\n", link); - tuple.Attributes = tuple.TupleOffset = 0; - tuple.TupleData = (cisdata_t *)buf; - tuple.TupleDataMax = sizeof(buf); + cfg_mem = kmalloc(sizeof(struct smc_cfg_mem), GFP_KERNEL); + if (!cfg_mem) + goto config_failed; - tuple.DesiredTuple = CISTPL_CONFIG; - i = first_tuple(handle, &tuple, &parse); - CS_EXIT_TEST(i, ParseTuple, config_failed); - link->conf.ConfigBase = parse.config.base; - link->conf.Present = parse.config.rmask[0]; + tuple = &cfg_mem->tuple; + parse = &cfg_mem->parse; + buf = cfg_mem->buf; - tuple.DesiredTuple = CISTPL_MANFID; - tuple.Attributes = TUPLE_RETURN_COMMON; - if (first_tuple(handle, &tuple, &parse) == CS_SUCCESS) { - smc->manfid = parse.manfid.manf; - smc->cardid = parse.manfid.card; + tuple->Attributes = tuple->TupleOffset = 0; + tuple->TupleData = (cisdata_t *)buf; + tuple->TupleDataMax = 64; + + tuple->DesiredTuple = CISTPL_CONFIG; + i = first_tuple(handle, tuple, parse); + CS_EXIT_TEST(i, ParseTuple, config_failed); + link->conf.ConfigBase = parse->config.base; + link->conf.Present = parse->config.rmask[0]; + + tuple->DesiredTuple = CISTPL_MANFID; + tuple->Attributes = TUPLE_RETURN_COMMON; + if (first_tuple(handle, tuple, parse) == CS_SUCCESS) { + smc->manfid = parse->manfid.manf; + smc->cardid = parse->manfid.card; } /* Configure card */ @@ -1046,7 +1136,7 @@ static void smc91c92_config(dev_link_t *link) printk(KERN_NOTICE " No MII transceivers found!\n"); } } - + kfree(cfg_mem); return; config_undo: @@ -1054,6 +1144,7 @@ config_undo: config_failed: /* CS_EXIT_TEST() calls jump to here... */ smc91c92_release(link); link->state &= ~DEV_CONFIG_PENDING; + kfree(cfg_mem); } /* smc91c92_config */ |