* Broadcom B43legacy wireless driver
*
* Copyright (c) 2005 Martin Langer <martin-langer@gmx.de>
- * Copyright (c) 2005-2007 Stefano Brivio <stefano.brivio@polimi.it>
+ * Copyright (c) 2005-2008 Stefano Brivio <stefano.brivio@polimi.it>
* Copyright (c) 2005, 2006 Michael Buesch <mb@bu3sch.de>
* Copyright (c) 2005 Danny van Dyk <kugelfang@gentoo.org>
* Copyright (c) 2005 Andreas Jaggi <andreas.jaggi@waterwave.ch>
MODULE_AUTHOR("Michael Buesch");
MODULE_LICENSE("GPL");
+MODULE_FIRMWARE(B43legacy_SUPPORTED_FIRMWARE_ID);
+
#if defined(CONFIG_B43LEGACY_DMA) && defined(CONFIG_B43LEGACY_PIO)
static int modparam_pio;
module_param_named(pio, modparam_pio, int, 0444);
B43legacy_WARN_ON(offset % 4 != 0);
- status = b43legacy_read32(dev, B43legacy_MMIO_STATUS_BITFIELD);
- if (status & B43legacy_SBF_XFER_REG_BYTESWAP)
+ status = b43legacy_read32(dev, B43legacy_MMIO_MACCTL);
+ if (status & B43legacy_MACCTL_BE)
val = swab32(val);
b43legacy_write32(dev, B43legacy_MMIO_RAM_CONTROL, offset);
{
u32 status;
- status = b43legacy_read32(dev, B43legacy_MMIO_STATUS_BITFIELD);
- status |= B43legacy_SBF_TIME_UPDATE;
- b43legacy_write32(dev, B43legacy_MMIO_STATUS_BITFIELD, status);
+ status = b43legacy_read32(dev, B43legacy_MMIO_MACCTL);
+ status |= B43legacy_MACCTL_TBTTHOLD;
+ b43legacy_write32(dev, B43legacy_MMIO_MACCTL, status);
mmiowb();
}
{
u32 status;
- status = b43legacy_read32(dev, B43legacy_MMIO_STATUS_BITFIELD);
- status &= ~B43legacy_SBF_TIME_UPDATE;
- b43legacy_write32(dev, B43legacy_MMIO_STATUS_BITFIELD, status);
+ status = b43legacy_read32(dev, B43legacy_MMIO_MACCTL);
+ status &= ~B43legacy_MACCTL_TBTTHOLD;
+ b43legacy_write32(dev, B43legacy_MMIO_MACCTL, status);
}
static void b43legacy_tsf_write_locked(struct b43legacy_wldev *dev, u64 tsf)
b43legacy_ram_write(dev, i * 4, buffer[i]);
/* dummy read follows */
- b43legacy_read32(dev, B43legacy_MMIO_STATUS_BITFIELD);
+ b43legacy_read32(dev, B43legacy_MMIO_MACCTL);
b43legacy_write16(dev, 0x0568, 0x0000);
b43legacy_write16(dev, 0x07C0, 0x0000);
static void b43legacy_generate_noise_sample(struct b43legacy_wldev *dev)
{
b43legacy_jssi_write(dev, 0x7F7F7F7F);
- b43legacy_write32(dev, B43legacy_MMIO_STATUS2_BITFIELD,
+ b43legacy_write32(dev, B43legacy_MMIO_MACCMD,
b43legacy_read32(dev,
- B43legacy_MMIO_STATUS2_BITFIELD)
+ B43legacy_MMIO_MACCMD)
| (1 << 4));
B43legacy_WARN_ON(dev->noisecalc.channel_at_start !=
dev->phy.channel);
{
if (!dev->reg124_set_0x4) /*FIXME rename this variable*/
return;
- b43legacy_write32(dev, B43legacy_MMIO_STATUS2_BITFIELD,
- b43legacy_read32(dev, B43legacy_MMIO_STATUS2_BITFIELD)
+ b43legacy_write32(dev, B43legacy_MMIO_MACCMD,
+ b43legacy_read32(dev, B43legacy_MMIO_MACCMD)
| 0x4);
}
b43legacy_write_probe_resp_template(dev, 0x268, 0x4A,
B43legacy_CCK_RATE_11MB);
- status = b43legacy_read32(dev, B43legacy_MMIO_STATUS2_BITFIELD);
+ status = b43legacy_read32(dev, B43legacy_MMIO_MACCMD);
status |= 0x03;
- b43legacy_write32(dev, B43legacy_MMIO_STATUS2_BITFIELD, status);
+ b43legacy_write32(dev, B43legacy_MMIO_MACCMD, status);
}
static void b43legacy_refresh_templates(struct b43legacy_wldev *dev,
return;
dev->irq_savedstate &= ~B43legacy_IRQ_BEACON;
- status = b43legacy_read32(dev, B43legacy_MMIO_STATUS2_BITFIELD);
+ status = b43legacy_read32(dev, B43legacy_MMIO_MACCMD);
if (!dev->cached_beacon || ((status & 0x1) && (status & 0x2))) {
/* ACK beacon IRQ. */
b43legacy_write_beacon_template(dev, 0x68, 0x18,
B43legacy_CCK_RATE_1MB);
status |= 0x1;
- b43legacy_write32(dev, B43legacy_MMIO_STATUS2_BITFIELD,
+ b43legacy_write32(dev, B43legacy_MMIO_MACCMD,
status);
}
if (!(status & 0x2)) {
b43legacy_write_beacon_template(dev, 0x468, 0x1A,
B43legacy_CCK_RATE_1MB);
status |= 0x2;
- b43legacy_write32(dev, B43legacy_MMIO_STATUS2_BITFIELD,
+ b43legacy_write32(dev, B43legacy_MMIO_MACCMD,
status);
}
}
}
if (!fw->initvals) {
switch (dev->phy.type) {
+ case B43legacy_PHYTYPE_B:
case B43legacy_PHYTYPE_G:
if ((rev >= 5) && (rev <= 10))
filename = "b0g0initvals5";
}
if (!fw->initvals_band) {
switch (dev->phy.type) {
+ case B43legacy_PHYTYPE_B:
case B43legacy_PHYTYPE_G:
if ((rev >= 5) && (rev <= 10))
filename = "b0g0bsinitvals5";
u16 fwpatch;
u16 fwdate;
u16 fwtime;
- u32 tmp;
+ u32 tmp, macctl;
int err = 0;
+ /* Jump the microcode PSM to offset 0 */
+ macctl = b43legacy_read32(dev, B43legacy_MMIO_MACCTL);
+ B43legacy_WARN_ON(macctl & B43legacy_MACCTL_PSM_RUN);
+ macctl |= B43legacy_MACCTL_PSM_JMP0;
+ b43legacy_write32(dev, B43legacy_MMIO_MACCTL, macctl);
+ /* Zero out all microcode PSM registers and shared memory. */
+ for (i = 0; i < 64; i++)
+ b43legacy_shm_write16(dev, B43legacy_SHM_WIRELESS, i, 0);
+ for (i = 0; i < 4096; i += 2)
+ b43legacy_shm_write16(dev, B43legacy_SHM_SHARED, i, 0);
+
/* Upload Microcode. */
data = (__be32 *) (dev->fw.ucode->data + hdr_len);
len = (dev->fw.ucode->size - hdr_len) / sizeof(__be32);
b43legacy_write32(dev, B43legacy_MMIO_GEN_IRQ_REASON,
B43legacy_IRQ_ALL);
- b43legacy_write32(dev, B43legacy_MMIO_STATUS_BITFIELD, 0x00020402);
+
+ /* Start the microcode PSM */
+ macctl = b43legacy_read32(dev, B43legacy_MMIO_MACCTL);
+ macctl &= ~B43legacy_MACCTL_PSM_JMP0;
+ macctl |= B43legacy_MACCTL_PSM_RUN;
+ b43legacy_write32(dev, B43legacy_MMIO_MACCTL, macctl);
/* Wait for the microcode to load and respond */
i = 0;
b43legacyerr(dev->wl, "Microcode not responding\n");
b43legacy_print_fw_helptext(dev->wl);
err = -ENODEV;
- goto out;
+ goto error;
+ }
+ msleep_interruptible(50);
+ if (signal_pending(current)) {
+ err = -EINTR;
+ goto error;
}
- udelay(10);
}
/* dummy read follows */
b43legacy_read32(dev, B43legacy_MMIO_GEN_IRQ_REASON);
" is supported. You must change your firmware"
" files.\n");
b43legacy_print_fw_helptext(dev->wl);
- b43legacy_write32(dev, B43legacy_MMIO_STATUS_BITFIELD, 0);
err = -EOPNOTSUPP;
- goto out;
+ goto error;
}
- b43legacydbg(dev->wl, "Loading firmware version 0x%X, patch level %u "
- "(20%.2i-%.2i-%.2i %.2i:%.2i:%.2i)\n", fwrev, fwpatch,
- (fwdate >> 12) & 0xF, (fwdate >> 8) & 0xF, fwdate & 0xFF,
- (fwtime >> 11) & 0x1F, (fwtime >> 5) & 0x3F, fwtime & 0x1F);
+ b43legacyinfo(dev->wl, "Loading firmware version 0x%X, patch level %u "
+ "(20%.2i-%.2i-%.2i %.2i:%.2i:%.2i)\n", fwrev, fwpatch,
+ (fwdate >> 12) & 0xF, (fwdate >> 8) & 0xF, fwdate & 0xFF,
+ (fwtime >> 11) & 0x1F, (fwtime >> 5) & 0x3F,
+ fwtime & 0x1F);
dev->fw.rev = fwrev;
dev->fw.patch = fwpatch;
-out:
+ return 0;
+
+error:
+ macctl = b43legacy_read32(dev, B43legacy_MMIO_MACCTL);
+ macctl &= ~B43legacy_MACCTL_PSM_RUN;
+ macctl |= B43legacy_MACCTL_PSM_JMP0;
+ b43legacy_write32(dev, B43legacy_MMIO_MACCTL, macctl);
+
return err;
}
u32 mask;
u32 set;
- b43legacy_write32(dev, B43legacy_MMIO_STATUS_BITFIELD,
+ b43legacy_write32(dev, B43legacy_MMIO_MACCTL,
b43legacy_read32(dev,
- B43legacy_MMIO_STATUS_BITFIELD)
+ B43legacy_MMIO_MACCTL)
& 0xFFFF3FFF);
b43legacy_write16(dev, B43legacy_MMIO_GPIO_MASK,
B43legacy_WARN_ON(dev->mac_suspended < 0);
B43legacy_WARN_ON(irqs_disabled());
if (dev->mac_suspended == 0) {
- b43legacy_write32(dev, B43legacy_MMIO_STATUS_BITFIELD,
+ b43legacy_write32(dev, B43legacy_MMIO_MACCTL,
b43legacy_read32(dev,
- B43legacy_MMIO_STATUS_BITFIELD)
- | B43legacy_SBF_MAC_ENABLED);
+ B43legacy_MMIO_MACCTL)
+ | B43legacy_MACCTL_ENABLED);
b43legacy_write32(dev, B43legacy_MMIO_GEN_IRQ_REASON,
B43legacy_IRQ_MAC_SUSPENDED);
/* the next two are dummy reads */
- b43legacy_read32(dev, B43legacy_MMIO_STATUS_BITFIELD);
+ b43legacy_read32(dev, B43legacy_MMIO_MACCTL);
b43legacy_read32(dev, B43legacy_MMIO_GEN_IRQ_REASON);
b43legacy_power_saving_ctl_bits(dev, -1, -1);
dev->irq_savedstate = tmp;
b43legacy_power_saving_ctl_bits(dev, -1, 1);
- b43legacy_write32(dev, B43legacy_MMIO_STATUS_BITFIELD,
+ b43legacy_write32(dev, B43legacy_MMIO_MACCTL,
b43legacy_read32(dev,
- B43legacy_MMIO_STATUS_BITFIELD)
- & ~B43legacy_SBF_MAC_ENABLED);
+ B43legacy_MMIO_MACCTL)
+ & ~B43legacy_MACCTL_ENABLED);
b43legacy_read32(dev, B43legacy_MMIO_GEN_IRQ_REASON);
for (i = 40; i; i--) {
tmp = b43legacy_read32(dev,
struct b43legacy_phy *phy = &dev->phy;
int err;
int tmp;
- u32 value32;
+ u32 value32, macctl;
u16 value16;
- b43legacy_write32(dev, B43legacy_MMIO_STATUS_BITFIELD,
- B43legacy_SBF_CORE_READY
- | B43legacy_SBF_400);
+ /* Initialize the MAC control */
+ macctl = B43legacy_MACCTL_IHR_ENABLED | B43legacy_MACCTL_SHM_ENABLED;
+ if (dev->phy.gmode)
+ macctl |= B43legacy_MACCTL_GMODE;
+ macctl |= B43legacy_MACCTL_INFRA;
+ b43legacy_write32(dev, B43legacy_MMIO_MACCTL, macctl);
err = b43legacy_request_firmware(dev);
if (err)
if (dev->dev->id.revision < 5)
b43legacy_write32(dev, 0x010C, 0x01000000);
- value32 = b43legacy_read32(dev, B43legacy_MMIO_STATUS_BITFIELD);
- value32 &= ~B43legacy_SBF_MODE_NOTADHOC;
- b43legacy_write32(dev, B43legacy_MMIO_STATUS_BITFIELD, value32);
- value32 = b43legacy_read32(dev, B43legacy_MMIO_STATUS_BITFIELD);
- value32 |= B43legacy_SBF_MODE_NOTADHOC;
- b43legacy_write32(dev, B43legacy_MMIO_STATUS_BITFIELD, value32);
+ value32 = b43legacy_read32(dev, B43legacy_MMIO_MACCTL);
+ value32 &= ~B43legacy_MACCTL_INFRA;
+ b43legacy_write32(dev, B43legacy_MMIO_MACCTL, value32);
+ value32 = b43legacy_read32(dev, B43legacy_MMIO_MACCTL);
+ value32 |= B43legacy_MACCTL_INFRA;
+ b43legacy_write32(dev, B43legacy_MMIO_MACCTL, value32);
if (b43legacy_using_pio(dev)) {
b43legacy_write32(dev, 0x0210, 0x00000100);
memset(phy->minlowsig, 0xFF, sizeof(phy->minlowsig));
memset(phy->minlowsigpos, 0, sizeof(phy->minlowsigpos));
- /* Flags */
- phy->locked = 0;
/* Assume the radio is enabled. If it's not enabled, the state will
* immediately get fixed on the first periodic work run. */
dev->radio_hw_enable = 1;
phy->lofcal = 0xFFFF;
phy->initval = 0xFFFF;
- spin_lock_init(&phy->lock);
phy->interfmode = B43legacy_INTERFMODE_NONE;
phy->channel = 0xFF;
}
{
struct b43legacy_wl *wl = dev->wl;
struct b43legacy_phy *phy = &dev->phy;
+ u32 macctl;
B43legacy_WARN_ON(b43legacy_status(dev) > B43legacy_STAT_INITIALIZED);
if (b43legacy_status(dev) != B43legacy_STAT_INITIALIZED)
return;
b43legacy_set_status(dev, B43legacy_STAT_UNINIT);
+ /* Stop the microcode PSM. */
+ macctl = b43legacy_read32(dev, B43legacy_MMIO_MACCTL);
+ macctl &= ~B43legacy_MACCTL_PSM_RUN;
+ macctl |= B43legacy_MACCTL_PSM_JMP0;
+ b43legacy_write32(dev, B43legacy_MMIO_MACCTL, macctl);
+
mutex_unlock(&wl->mutex);
/* Must unlock as it would otherwise deadlock. No races here.
* Cancel possibly pending workqueues. */
/* Flags */
phy->calibrated = 0;
- phy->locked = 0;
if (phy->_lo_pairs)
memset(phy->_lo_pairs, 0,
b43legacy_shm_write16(dev, B43legacy_SHM_SHARED, 0x0414, 0x01F4);
ssb_bus_powerup(bus, 1); /* Enable dynamic PCTL */
- memset(wl->bssid, 0, ETH_ALEN);
- memset(wl->mac_addr, 0, ETH_ALEN);
b43legacy_upload_card_macaddress(dev);
b43legacy_security_init(dev);
b43legacy_rng_init(wl);
struct b43legacy_wldev *dev = wl->current_dev;
int did_init = 0;
int err = 0;
+ bool do_rfkill_exit = 0;
/* First register RFkill.
* LEDs that are registered later depend on it. */
b43legacy_rfkill_init(dev);
+ /* Kill all old instance specific information to make sure
+ * the card won't use it in the short timeframe between start
+ * and mac80211 reconfiguring it. */
+ memset(wl->bssid, 0, ETH_ALEN);
+ memset(wl->mac_addr, 0, ETH_ALEN);
+ wl->filter_flags = 0;
+
mutex_lock(&wl->mutex);
if (b43legacy_status(dev) < B43legacy_STAT_INITIALIZED) {
err = b43legacy_wireless_core_init(dev);
- if (err)
+ if (err) {
+ do_rfkill_exit = 1;
goto out_mutex_unlock;
+ }
did_init = 1;
}
if (err) {
if (did_init)
b43legacy_wireless_core_exit(dev);
+ do_rfkill_exit = 1;
goto out_mutex_unlock;
}
}
out_mutex_unlock:
mutex_unlock(&wl->mutex);
+ if (do_rfkill_exit)
+ b43legacy_rfkill_exit(dev);
+
return err;
}
.resume = b43legacy_resume,
};
+static void b43legacy_print_driverinfo(void)
+{
+ const char *feat_pci = "", *feat_leds = "", *feat_rfkill = "",
+ *feat_pio = "", *feat_dma = "";
+
+#ifdef CONFIG_B43LEGACY_PCI_AUTOSELECT
+ feat_pci = "P";
+#endif
+#ifdef CONFIG_B43LEGACY_LEDS
+ feat_leds = "L";
+#endif
+#ifdef CONFIG_B43LEGACY_RFKILL
+ feat_rfkill = "R";
+#endif
+#ifdef CONFIG_B43LEGACY_PIO
+ feat_pio = "I";
+#endif
+#ifdef CONFIG_B43LEGACY_DMA
+ feat_dma = "D";
+#endif
+ printk(KERN_INFO "Broadcom 43xx-legacy driver loaded "
+ "[ Features: %s%s%s%s%s, Firmware-ID: "
+ B43legacy_SUPPORTED_FIRMWARE_ID " ]\n",
+ feat_pci, feat_leds, feat_rfkill, feat_pio, feat_dma);
+}
+
static int __init b43legacy_init(void)
{
int err;
if (err)
goto err_dfs_exit;
+ b43legacy_print_driverinfo();
+
return err;
err_dfs_exit:
git.samba.org / sfrench / cifs-2.6.git / blobdiff