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author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-07-16 17:48:54 -0700 |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-07-16 17:48:54 -0700 |
commit | 1f1c2881f673671539b25686df463518d69c4649 (patch) | |
tree | 45f4a79f2371ae4525fd621d4b5820732efa161e /drivers/net/wireless/zd1211rw/zd_mac.c | |
parent | 7608a864e5211df1e3c1948e2719aec7c27b9333 (diff) | |
parent | c5e3ae8823693b260ce1f217adca8add1bc0b3de (diff) | |
download | op-kernel-dev-1f1c2881f673671539b25686df463518d69c4649.zip op-kernel-dev-1f1c2881f673671539b25686df463518d69c4649.tar.gz |
Merge branch 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/netdev-2.6
* 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/netdev-2.6: (37 commits)
forcedeth bug fix: realtek phy
forcedeth bug fix: vitesse phy
forcedeth bug fix: cicada phy
atl1: reorder atl1_main functions
atl1: fix excessively indented code
atl1: cleanup atl1_main
atl1: header file cleanup
atl1: remove irq_sem
cdc-subset to support new vendor/product ID
8139cp: implement the missing dev->tx_timeout
myri10ge: Remove nonsensical limit in the tx done routine
gianfar: kill unused header
EP93XX_ETH must select MII
macb: Add multicast capability
macb: Use generic PHY layer
s390: add barriers to qeth driver
s390: scatter-gather for inbound traffic in qeth driver
eHEA: Introducing support vor DLPAR memory add
Fix a potential NULL pointer dereference in free_shared_mem() in drivers/net/s2io.c
[PATCH] softmac: Fix ESSID problem
...
Diffstat (limited to 'drivers/net/wireless/zd1211rw/zd_mac.c')
-rw-r--r-- | drivers/net/wireless/zd1211rw/zd_mac.c | 59 |
1 files changed, 40 insertions, 19 deletions
diff --git a/drivers/net/wireless/zd1211rw/zd_mac.c b/drivers/net/wireless/zd1211rw/zd_mac.c index 6753d24..f6c487a 100644 --- a/drivers/net/wireless/zd1211rw/zd_mac.c +++ b/drivers/net/wireless/zd1211rw/zd_mac.c @@ -86,38 +86,46 @@ out: return r; } -int zd_mac_init_hw(struct zd_mac *mac, u8 device_type) +int zd_mac_preinit_hw(struct zd_mac *mac) { int r; - struct zd_chip *chip = &mac->chip; u8 addr[ETH_ALEN]; + + r = zd_chip_read_mac_addr_fw(&mac->chip, addr); + if (r) + return r; + + memcpy(mac->netdev->dev_addr, addr, ETH_ALEN); + return 0; +} + +int zd_mac_init_hw(struct zd_mac *mac) +{ + int r; + struct zd_chip *chip = &mac->chip; u8 default_regdomain; r = zd_chip_enable_int(chip); if (r) goto out; - r = zd_chip_init_hw(chip, device_type); + r = zd_chip_init_hw(chip); if (r) goto disable_int; - zd_get_e2p_mac_addr(chip, addr); - r = zd_write_mac_addr(chip, addr); - if (r) - goto disable_int; ZD_ASSERT(!irqs_disabled()); - spin_lock_irq(&mac->lock); - memcpy(mac->netdev->dev_addr, addr, ETH_ALEN); - spin_unlock_irq(&mac->lock); r = zd_read_regdomain(chip, &default_regdomain); if (r) goto disable_int; if (!zd_regdomain_supported(default_regdomain)) { - dev_dbg_f(zd_mac_dev(mac), - "Regulatory Domain %#04x is not supported.\n", - default_regdomain); - r = -EINVAL; - goto disable_int; + /* The vendor driver overrides the regulatory domain and + * allowed channel registers and unconditionally restricts + * available channels to 1-11 everywhere. Match their + * questionable behaviour only for regdomains which we don't + * recognise. */ + dev_warn(zd_mac_dev(mac), "Unrecognised regulatory domain: " + "%#04x. Defaulting to FCC.\n", default_regdomain); + default_regdomain = ZD_REGDOMAIN_FCC; } spin_lock_irq(&mac->lock); mac->regdomain = mac->default_regdomain = default_regdomain; @@ -164,14 +172,25 @@ int zd_mac_open(struct net_device *netdev) { struct zd_mac *mac = zd_netdev_mac(netdev); struct zd_chip *chip = &mac->chip; + struct zd_usb *usb = &chip->usb; int r; + if (!usb->initialized) { + r = zd_usb_init_hw(usb); + if (r) + goto out; + } + tasklet_enable(&mac->rx_tasklet); r = zd_chip_enable_int(chip); if (r < 0) goto out; + r = zd_write_mac_addr(chip, netdev->dev_addr); + if (r) + goto disable_int; + r = zd_chip_set_basic_rates(chip, CR_RATES_80211B | CR_RATES_80211G); if (r < 0) goto disable_int; @@ -251,9 +270,11 @@ int zd_mac_set_mac_address(struct net_device *netdev, void *p) dev_dbg_f(zd_mac_dev(mac), "Setting MAC to " MAC_FMT "\n", MAC_ARG(addr->sa_data)); - r = zd_write_mac_addr(chip, addr->sa_data); - if (r) - return r; + if (netdev->flags & IFF_UP) { + r = zd_write_mac_addr(chip, addr->sa_data); + if (r) + return r; + } spin_lock_irqsave(&mac->lock, flags); memcpy(netdev->dev_addr, addr->sa_data, ETH_ALEN); @@ -855,7 +876,7 @@ static int fill_ctrlset(struct zd_mac *mac, /* ZD1211B: Computing the length difference this way, gives us * flexibility to compute the packet length. */ - cs->packet_length = cpu_to_le16(mac->chip.is_zd1211b ? + cs->packet_length = cpu_to_le16(zd_chip_is_zd1211b(&mac->chip) ? packet_length - frag_len : packet_length); /* |