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-rw-r--r--drivers/net/wireless/b43/b43.h49
-rw-r--r--drivers/net/wireless/b43/debugfs.c436
-rw-r--r--drivers/net/wireless/b43/debugfs.h24
-rw-r--r--drivers/net/wireless/b43/dma.c119
-rw-r--r--drivers/net/wireless/b43/dma.h3
-rw-r--r--drivers/net/wireless/b43/lo.c731
-rw-r--r--drivers/net/wireless/b43/lo.h115
-rw-r--r--drivers/net/wireless/b43/main.c450
-rw-r--r--drivers/net/wireless/b43/main.h7
-rw-r--r--drivers/net/wireless/b43/nphy.c2
-rw-r--r--drivers/net/wireless/b43/phy.c291
-rw-r--r--drivers/net/wireless/b43/phy.h16
-rw-r--r--drivers/net/wireless/b43/pio.c44
-rw-r--r--drivers/net/wireless/b43/pio.h8
-rw-r--r--drivers/net/wireless/b43/rfkill.c27
-rw-r--r--drivers/net/wireless/b43/xmit.c88
-rw-r--r--drivers/net/wireless/b43/xmit.h4
17 files changed, 1224 insertions, 1190 deletions
diff --git a/drivers/net/wireless/b43/b43.h b/drivers/net/wireless/b43/b43.h
index d3db298c05f..edcdfa36645 100644
--- a/drivers/net/wireless/b43/b43.h
+++ b/drivers/net/wireless/b43/b43.h
@@ -410,8 +410,7 @@ enum {
#define B43_IRQ_TIMEOUT 0x80000000
#define B43_IRQ_ALL 0xFFFFFFFF
-#define B43_IRQ_MASKTEMPLATE (B43_IRQ_MAC_SUSPENDED | \
- B43_IRQ_TBTT_INDI | \
+#define B43_IRQ_MASKTEMPLATE (B43_IRQ_TBTT_INDI | \
B43_IRQ_ATIM_END | \
B43_IRQ_PMQ | \
B43_IRQ_MAC_TXERR | \
@@ -423,6 +422,28 @@ enum {
B43_IRQ_RFKILL | \
B43_IRQ_TX_OK)
+/* The firmware register to fetch the debug-IRQ reason from. */
+#define B43_DEBUGIRQ_REASON_REG 63
+/* Debug-IRQ reasons. */
+#define B43_DEBUGIRQ_PANIC 0 /* The firmware panic'ed */
+#define B43_DEBUGIRQ_DUMP_SHM 1 /* Dump shared SHM */
+#define B43_DEBUGIRQ_DUMP_REGS 2 /* Dump the microcode registers */
+#define B43_DEBUGIRQ_MARKER 3 /* A "marker" was thrown by the firmware. */
+#define B43_DEBUGIRQ_ACK 0xFFFF /* The host writes that to ACK the IRQ */
+
+/* The firmware register that contains the "marker" line. */
+#define B43_MARKER_ID_REG 2
+#define B43_MARKER_LINE_REG 3
+
+/* The firmware register to fetch the panic reason from. */
+#define B43_FWPANIC_REASON_REG 3
+/* Firmware panic reason codes */
+#define B43_FWPANIC_DIE 0 /* Firmware died. Don't auto-restart it. */
+#define B43_FWPANIC_RESTART 1 /* Firmware died. Schedule a controller reset. */
+
+/* The firmware register that contains the watchdog counter. */
+#define B43_WATCHDOG_REG 1
+
/* Device specific rate values.
* The actual values defined here are (rate_in_mbps * 2).
* Some code depends on this. Don't change it. */
@@ -733,7 +754,6 @@ struct b43_wl {
/* The beacon we are currently using (AP or IBSS mode).
* This beacon stuff is protected by the irq_lock. */
struct sk_buff *current_beacon;
- struct ieee80211_tx_control beacon_txctl;
bool beacon0_uploaded;
bool beacon1_uploaded;
bool beacon_templates_virgin; /* Never wrote the templates? */
@@ -767,6 +787,13 @@ struct b43_firmware {
u16 rev;
/* Firmware patchlevel */
u16 patch;
+
+ /* Set to true, if we are using an opensource firmware. */
+ bool opensource;
+ /* Set to true, if the core needs a PCM firmware, but
+ * we failed to load one. This is always false for
+ * core rev > 10, as these don't need PCM firmware. */
+ bool pcm_request_failed;
};
/* Device (802.11 core) initialization status. */
@@ -940,22 +967,6 @@ static inline bool __b43_warn_on_dummy(bool x) { return x; }
# define B43_WARN_ON(x) __b43_warn_on_dummy(unlikely(!!(x)))
#endif
-/** Limit a value between two limits */
-#ifdef limit_value
-# undef limit_value
-#endif
-#define limit_value(value, min, max) \
- ({ \
- typeof(value) __value = (value); \
- typeof(value) __min = (min); \
- typeof(value) __max = (max); \
- if (__value < __min) \
- __value = __min; \
- else if (__value > __max) \
- __value = __max; \
- __value; \
- })
-
/* Convert an integer to a Q5.2 value */
#define INT_TO_Q52(i) ((i) << 2)
/* Convert a Q5.2 value to an integer (precision loss!) */
diff --git a/drivers/net/wireless/b43/debugfs.c b/drivers/net/wireless/b43/debugfs.c
index 7fca2ebc747..29851bc1101 100644
--- a/drivers/net/wireless/b43/debugfs.c
+++ b/drivers/net/wireless/b43/debugfs.c
@@ -74,70 +74,327 @@ struct b43_dfs_file * fops_to_dfs_file(struct b43_wldev *dev,
} while (0)
-/* wl->irq_lock is locked */
-static ssize_t tsf_read_file(struct b43_wldev *dev,
- char *buf, size_t bufsize)
+/* The biggest address values for SHM access from the debugfs files. */
+#define B43_MAX_SHM_ROUTING 4
+#define B43_MAX_SHM_ADDR 0xFFFF
+
+static ssize_t shm16read__read_file(struct b43_wldev *dev,
+ char *buf, size_t bufsize)
{
ssize_t count = 0;
- u64 tsf;
+ unsigned int routing, addr;
+ u16 val;
- b43_tsf_read(dev, &tsf);
- fappend("0x%08x%08x\n",
- (unsigned int)((tsf & 0xFFFFFFFF00000000ULL) >> 32),
- (unsigned int)(tsf & 0xFFFFFFFFULL));
+ routing = dev->dfsentry->shm16read_routing_next;
+ addr = dev->dfsentry->shm16read_addr_next;
+ if ((routing > B43_MAX_SHM_ROUTING) ||
+ (addr > B43_MAX_SHM_ADDR))
+ return -EDESTADDRREQ;
+
+ val = b43_shm_read16(dev, routing, addr);
+ fappend("0x%04X\n", val);
return count;
}
-/* wl->irq_lock is locked */
-static int tsf_write_file(struct b43_wldev *dev,
- const char *buf, size_t count)
+static int shm16read__write_file(struct b43_wldev *dev,
+ const char *buf, size_t count)
{
- u64 tsf;
+ unsigned int routing, addr;
+ int res;
- if (sscanf(buf, "%llu", (unsigned long long *)(&tsf)) != 1)
+ res = sscanf(buf, "0x%X 0x%X", &routing, &addr);
+ if (res != 2)
return -EINVAL;
- b43_tsf_write(dev, tsf);
+ if (routing > B43_MAX_SHM_ROUTING)
+ return -EADDRNOTAVAIL;
+ if (addr > B43_MAX_SHM_ADDR)
+ return -EADDRNOTAVAIL;
+ if (routing == B43_SHM_SHARED) {
+ if ((addr % 2) != 0)
+ return -EADDRNOTAVAIL;
+ }
+
+ dev->dfsentry->shm16read_routing_next = routing;
+ dev->dfsentry->shm16read_addr_next = addr;
return 0;
}
-/* wl->irq_lock is locked */
-static ssize_t ucode_regs_read_file(struct b43_wldev *dev,
+static int shm16write__write_file(struct b43_wldev *dev,
+ const char *buf, size_t count)
+{
+ unsigned int routing, addr, mask, set;
+ u16 val;
+ int res;
+ unsigned long flags;
+
+ res = sscanf(buf, "0x%X 0x%X 0x%X 0x%X",
+ &routing, &addr, &mask, &set);
+ if (res != 4)
+ return -EINVAL;
+ if (routing > B43_MAX_SHM_ROUTING)
+ return -EADDRNOTAVAIL;
+ if (addr > B43_MAX_SHM_ADDR)
+ return -EADDRNOTAVAIL;
+ if (routing == B43_SHM_SHARED) {
+ if ((addr % 2) != 0)
+ return -EADDRNOTAVAIL;
+ }
+ if ((mask > 0xFFFF) || (set > 0xFFFF))
+ return -E2BIG;
+
+ spin_lock_irqsave(&dev->wl->shm_lock, flags);
+ if (mask == 0)
+ val = 0;
+ else
+ val = __b43_shm_read16(dev, routing, addr);
+ val &= mask;
+ val |= set;
+ __b43_shm_write16(dev, routing, addr, val);
+ spin_unlock_irqrestore(&dev->wl->shm_lock, flags);
+
+ return 0;
+}
+
+static ssize_t shm32read__read_file(struct b43_wldev *dev,
char *buf, size_t bufsize)
{
ssize_t count = 0;
- int i;
+ unsigned int routing, addr;
+ u32 val;
+
+ routing = dev->dfsentry->shm32read_routing_next;
+ addr = dev->dfsentry->shm32read_addr_next;
+ if ((routing > B43_MAX_SHM_ROUTING) ||
+ (addr > B43_MAX_SHM_ADDR))
+ return -EDESTADDRREQ;
+
+ val = b43_shm_read32(dev, routing, addr);
+ fappend("0x%08X\n", val);
- for (i = 0; i < 64; i++) {
- fappend("r%d = 0x%04x\n", i,
- b43_shm_read16(dev, B43_SHM_SCRATCH, i));
+ return count;
+}
+
+static int shm32read__write_file(struct b43_wldev *dev,
+ const char *buf, size_t count)
+{
+ unsigned int routing, addr;
+ int res;
+
+ res = sscanf(buf, "0x%X 0x%X", &routing, &addr);
+ if (res != 2)
+ return -EINVAL;
+ if (routing > B43_MAX_SHM_ROUTING)
+ return -EADDRNOTAVAIL;
+ if (addr > B43_MAX_SHM_ADDR)
+ return -EADDRNOTAVAIL;
+ if (routing == B43_SHM_SHARED) {
+ if ((addr % 2) != 0)
+ return -EADDRNOTAVAIL;
}
+ dev->dfsentry->shm32read_routing_next = routing;
+ dev->dfsentry->shm32read_addr_next = addr;
+
+ return 0;
+}
+
+static int shm32write__write_file(struct b43_wldev *dev,
+ const char *buf, size_t count)
+{
+ unsigned int routing, addr, mask, set;
+ u32 val;
+ int res;
+ unsigned long flags;
+
+ res = sscanf(buf, "0x%X 0x%X 0x%X 0x%X",
+ &routing, &addr, &mask, &set);
+ if (res != 4)
+ return -EINVAL;
+ if (routing > B43_MAX_SHM_ROUTING)
+ return -EADDRNOTAVAIL;
+ if (addr > B43_MAX_SHM_ADDR)
+ return -EADDRNOTAVAIL;
+ if (routing == B43_SHM_SHARED) {
+ if ((addr % 2) != 0)
+ return -EADDRNOTAVAIL;
+ }
+ if ((mask > 0xFFFFFFFF) || (set > 0xFFFFFFFF))
+ return -E2BIG;
+
+ spin_lock_irqsave(&dev->wl->shm_lock, flags);
+ if (mask == 0)
+ val = 0;
+ else
+ val = __b43_shm_read32(dev, routing, addr);
+ val &= mask;
+ val |= set;
+ __b43_shm_write32(dev, routing, addr, val);
+ spin_unlock_irqrestore(&dev->wl->shm_lock, flags);
+
+ return 0;
+}
+
+/* The biggest MMIO address that we allow access to from the debugfs files. */
+#define B43_MAX_MMIO_ACCESS (0xF00 - 1)
+
+static ssize_t mmio16read__read_file(struct b43_wldev *dev,
+ char *buf, size_t bufsize)
+{
+ ssize_t count = 0;
+ unsigned int addr;
+ u16 val;
+
+ addr = dev->dfsentry->mmio16read_next;
+ if (addr > B43_MAX_MMIO_ACCESS)
+ return -EDESTADDRREQ;
+
+ val = b43_read16(dev, addr);
+ fappend("0x%04X\n", val);
+
+ return count;
+}
+
+static int mmio16read__write_file(struct b43_wldev *dev,
+ const char *buf, size_t count)
+{
+ unsigned int addr;
+ int res;
+
+ res = sscanf(buf, "0x%X", &addr);
+ if (res != 1)
+ return -EINVAL;
+ if (addr > B43_MAX_MMIO_ACCESS)
+ return -EADDRNOTAVAIL;
+ if ((addr % 2) != 0)
+ return -EINVAL;
+
+ dev->dfsentry->mmio16read_next = addr;
+
+ return 0;
+}
+
+static int mmio16write__write_file(struct b43_wldev *dev,
+ const char *buf, size_t count)
+{
+ unsigned int addr, mask, set;
+ int res;
+ u16 val;
+
+ res = sscanf(buf, "0x%X 0x%X 0x%X", &addr, &mask, &set);
+ if (res != 3)
+ return -EINVAL;
+ if (addr > B43_MAX_MMIO_ACCESS)
+ return -EADDRNOTAVAIL;
+ if ((mask > 0xFFFF) || (set > 0xFFFF))
+ return -E2BIG;
+ if ((addr % 2) != 0)
+ return -EINVAL;
+
+ if (mask == 0)
+ val = 0;
+ else
+ val = b43_read16(dev, addr);
+ val &= mask;
+ val |= set;
+ b43_write16(dev, addr, val);
+
+ return 0;
+}
+
+static ssize_t mmio32read__read_file(struct b43_wldev *dev,
+ char *buf, size_t bufsize)
+{
+ ssize_t count = 0;
+ unsigned int addr;
+ u32 val;
+
+ addr = dev->dfsentry->mmio32read_next;
+ if (addr > B43_MAX_MMIO_ACCESS)
+ return -EDESTADDRREQ;
+
+ val = b43_read32(dev, addr);
+ fappend("0x%08X\n", val);
+
return count;
}
+static int mmio32read__write_file(struct b43_wldev *dev,
+ const char *buf, size_t count)
+{
+ unsigned int addr;
+ int res;
+
+ res = sscanf(buf, "0x%X", &addr);
+ if (res != 1)
+ return -EINVAL;
+ if (addr > B43_MAX_MMIO_ACCESS)
+ return -EADDRNOTAVAIL;
+ if ((addr % 4) != 0)
+ return -EINVAL;
+
+ dev->dfsentry->mmio32read_next = addr;
+
+ return 0;
+}
+
+static int mmio32write__write_file(struct b43_wldev *dev,
+ const char *buf, size_t count)
+{
+ unsigned int addr, mask, set;
+ int res;
+ u32 val;
+
+ res = sscanf(buf, "0x%X 0x%X 0x%X", &addr, &mask, &set);
+ if (res != 3)
+ return -EINVAL;
+ if (addr > B43_MAX_MMIO_ACCESS)
+ return -EADDRNOTAVAIL;
+ if ((mask > 0xFFFFFFFF) || (set > 0xFFFFFFFF))
+ return -E2BIG;
+ if ((addr % 4) != 0)
+ return -EINVAL;
+
+ if (mask == 0)
+ val = 0;
+ else
+ val = b43_read32(dev, addr);
+ val &= mask;
+ val |= set;
+ b43_write32(dev, addr, val);
+
+ return 0;
+}
+
/* wl->irq_lock is locked */
-static ssize_t shm_read_file(struct b43_wldev *dev,
+static ssize_t tsf_read_file(struct b43_wldev *dev,
char *buf, size_t bufsize)
{
ssize_t count = 0;
- int i;
- u16 tmp;
- __le16 *le16buf = (__le16 *)buf;
+ u64 tsf;
- for (i = 0; i < 0x1000; i++) {
- if (bufsize < sizeof(tmp))
- break;
- tmp = b43_shm_read16(dev, B43_SHM_SHARED, 2 * i);
- le16buf[i] = cpu_to_le16(tmp);
- count += sizeof(tmp);
- bufsize -= sizeof(tmp);
- }
+ b43_tsf_read(dev, &tsf);
+ fappend("0x%08x%08x\n",
+ (unsigned int)((tsf & 0xFFFFFFFF00000000ULL) >> 32),
+ (unsigned int)(tsf & 0xFFFFFFFFULL));
return count;
}
+/* wl->irq_lock is locked */
+static int tsf_write_file(struct b43_wldev *dev,
+ const char *buf, size_t count)
+{
+ u64 tsf;
+
+ if (sscanf(buf, "%llu", (unsigned long long *)(&tsf)) != 1)
+ return -EINVAL;
+ b43_tsf_write(dev, tsf);
+
+ return 0;
+}
+
static ssize_t txstat_read_file(struct b43_wldev *dev,
char *buf, size_t bufsize)
{
@@ -270,24 +527,22 @@ static int restart_write_file(struct b43_wldev *dev,
return err;
}
-static ssize_t append_lo_table(ssize_t count, char *buf, const size_t bufsize,
- struct b43_loctl table[B43_NR_BB][B43_NR_RF])
+static unsigned long calc_expire_secs(unsigned long now,
+ unsigned long time,
+ unsigned long expire)
{
- unsigned int i, j;
- struct b43_loctl *ctl;
-
- for (i = 0; i < B43_NR_BB; i++) {
- for (j = 0; j < B43_NR_RF; j++) {
- ctl = &(table[i][j]);
- fappend("(bbatt %2u, rfatt %2u) -> "
- "(I %+3d, Q %+3d, Used: %d, Calibrated: %d)\n",
- i, j, ctl->i, ctl->q,
- ctl->used,
- b43_loctl_is_calibrated(ctl));
- }
+ expire = time + expire;
+
+ if (time_after(now, expire))
+ return 0; /* expired */
+ if (expire < now) {
+ /* jiffies wrapped */
+ expire -= MAX_JIFFY_OFFSET;
+ now -= MAX_JIFFY_OFFSET;
}
+ B43_WARN_ON(expire < now);
- return count;
+ return (expire - now) / HZ;
}
static ssize_t loctls_read_file(struct b43_wldev *dev,
@@ -296,27 +551,45 @@ static ssize_t loctls_read_file(struct b43_wldev *dev,
ssize_t count = 0;
struct b43_txpower_lo_control *lo;
int i, err = 0;
+ struct b43_lo_calib *cal;
+ unsigned long now = jiffies;
+ struct b43_phy *phy = &dev->phy;
- if (dev->phy.type != B43_PHYTYPE_G) {
+ if (phy->type != B43_PHYTYPE_G) {
fappend("Device is not a G-PHY\n");
err = -ENODEV;
goto out;
}
- lo = dev->phy.lo_control;
+ lo = phy->lo_control;
fappend("-- Local Oscillator calibration data --\n\n");
- fappend("Measured: %d, Rebuild: %d, HW-power-control: %d\n",
- lo->lo_measured,
- lo->rebuild,
+ fappend("HW-power-control enabled: %d\n",
dev->phy.hardware_power_control);
- fappend("TX Bias: 0x%02X, TX Magn: 0x%02X\n",
- lo->tx_bias, lo->tx_magn);
- fappend("Power Vector: 0x%08X%08X\n",
+ fappend("TX Bias: 0x%02X, TX Magn: 0x%02X (expire in %lu sec)\n",
+ lo->tx_bias, lo->tx_magn,
+ calc_expire_secs(now, lo->txctl_measured_time,
+ B43_LO_TXCTL_EXPIRE));
+ fappend("Power Vector: 0x%08X%08X (expires in %lu sec)\n",
(unsigned int)((lo->power_vector & 0xFFFFFFFF00000000ULL) >> 32),
- (unsigned int)(lo->power_vector & 0x00000000FFFFFFFFULL));
- fappend("\nControl table WITH PADMIX:\n");
- count = append_lo_table(count, buf, bufsize, lo->with_padmix);
- fappend("\nControl table WITHOUT PADMIX:\n");
- count = append_lo_table(count, buf, bufsize, lo->no_padmix);
+ (unsigned int)(lo->power_vector & 0x00000000FFFFFFFFULL),
+ calc_expire_secs(now, lo->pwr_vec_read_time,
+ B43_LO_PWRVEC_EXPIRE));
+
+ fappend("\nCalibrated settings:\n");
+ list_for_each_entry(cal, &lo->calib_list, list) {
+ bool active;
+
+ active = (b43_compare_bbatt(&cal->bbatt, &phy->bbatt) &&
+ b43_compare_rfatt(&cal->rfatt, &phy->rfatt));
+ fappend("BB(%d), RF(%d,%d) -> I=%d, Q=%d "
+ "(expires in %lu sec)%s\n",
+ cal->bbatt.att,
+ cal->rfatt.att, cal->rfatt.with_padmix,
+ cal->ctl.i, cal->ctl.q,
+ calc_expire_secs(now, cal->calib_time,
+ B43_LO_CALIB_EXPIRE),
+ active ? " ACTIVE" : "");
+ }
+
fappend("\nUsed RF attenuation values: Value(WithPadmix flag)\n");
for (i = 0; i < lo->rfatt_list.len; i++) {
fappend("%u(%d), ",
@@ -351,7 +624,7 @@ static ssize_t b43_debugfs_read(struct file *file, char __user *userbuf,
struct b43_dfs_file *dfile;
ssize_t uninitialized_var(ret);
char *buf;
- const size_t bufsize = 1024 * 128;
+ const size_t bufsize = 1024 * 16; /* 16 kiB buffer */
const size_t buforder = get_order(bufsize);
int err = 0;
@@ -380,8 +653,6 @@ static ssize_t b43_debugfs_read(struct file *file, char __user *userbuf,
err = -ENOMEM;
goto out_unlock;
}
- /* Sparse warns about the following memset, because it has a big
- * size value. That warning is bogus, so I will ignore it. --mb */
memset(buf, 0, bufsize);
if (dfops->take_irqlock) {
spin_lock_irq(&dev->wl->irq_lock);
@@ -482,9 +753,15 @@ out_unlock:
.take_irqlock = _take_irqlock, \
}
+B43_DEBUGFS_FOPS(shm16read, shm16read__read_file, shm16read__write_file, 1);
+B43_DEBUGFS_FOPS(shm16write, NULL, shm16write__write_file, 1);
+B43_DEBUGFS_FOPS(shm32read, shm32read__read_file, shm32read__write_file, 1);
+B43_DEBUGFS_FOPS(shm32write, NULL, shm32write__write_file, 1);
+B43_DEBUGFS_FOPS(mmio16read, mmio16read__read_file, mmio16read__write_file, 1);
+B43_DEBUGFS_FOPS(mmio16write, NULL, mmio16write__write_file, 1);
+B43_DEBUGFS_FOPS(mmio32read, mmio32read__read_file, mmio32read__write_file, 1);
+B43_DEBUGFS_FOPS(mmio32write, NULL, mmio32write__write_file, 1);
B43_DEBUGFS_FOPS(tsf, tsf_read_file, tsf_write_file, 1);
-B43_DEBUGFS_FOPS(ucode_regs, ucode_regs_read_file, NULL, 1);
-B43_DEBUGFS_FOPS(shm, shm_read_file, NULL, 1);
B43_DEBUGFS_FOPS(txstat, txstat_read_file, NULL, 0);
B43_DEBUGFS_FOPS(txpower_g, txpower_g_read_file, txpower_g_write_file, 0);
B43_DEBUGFS_FOPS(restart, NULL, restart_write_file, 1);
@@ -523,6 +800,8 @@ static void b43_add_dynamic_debug(struct b43_wldev *dev)
add_dyn_dbg("debug_dmaverbose", B43_DBG_DMAVERBOSE, 0);
add_dyn_dbg("debug_pwork_fast", B43_DBG_PWORK_FAST, 0);
add_dyn_dbg("debug_pwork_stop", B43_DBG_PWORK_STOP, 0);
+ add_dyn_dbg("debug_lo", B43_DBG_LO, 0);
+ add_dyn_dbg("debug_firmware", B43_DBG_FIRMWARE, 0);
#undef add_dyn_dbg
}
@@ -569,6 +848,13 @@ void b43_debugfs_add_device(struct b43_wldev *dev)
return;
}
+ e->mmio16read_next = 0xFFFF; /* invalid address */
+ e->mmio32read_next = 0xFFFF; /* invalid address */
+ e->shm16read_routing_next = 0xFFFFFFFF; /* invalid routing */
+ e->shm16read_addr_next = 0xFFFFFFFF; /* invalid address */
+ e->shm32read_routing_next = 0xFFFFFFFF; /* invalid routing */
+ e->shm32read_addr_next = 0xFFFFFFFF; /* invalid address */
+
#define ADD_FILE(name, mode) \
do { \
struct dentry *d; \
@@ -581,9 +867,15 @@ void b43_debugfs_add_device(struct b43_wldev *dev)
} while (0)
+ ADD_FILE(shm16read, 0600);
+ ADD_FILE(shm16write, 0200);
+ ADD_FILE(shm32read, 0600);
+ ADD_FILE(shm32write, 0200);
+ ADD_FILE(mmio16read, 0600);
+ ADD_FILE(mmio16write, 0200);
+ ADD_FILE(mmio32read, 0600);
+ ADD_FILE(mmio32write, 0200);
ADD_FILE(tsf, 0600);
- ADD_FILE(ucode_regs, 0400);
- ADD_FILE(shm, 0400);
ADD_FILE(txstat, 0400);
ADD_FILE(txpower_g, 0600);
ADD_FILE(restart, 0200);
@@ -605,9 +897,15 @@ void b43_debugfs_remove_device(struct b43_wldev *dev)
return;
b43_remove_dynamic_debug(dev);
+ debugfs_remove(e->file_shm16read.dentry);
+ debugfs_remove(e->file_shm16write.dentry);
+ debugfs_remove(e->file_shm32read.dentry);
+ debugfs_remove(e->file_shm32write.dentry);
+ debugfs_remove(e->file_mmio16read.dentry);
+ debugfs_remove(e->file_mmio16write.dentry);
+ debugfs_remove(e->file_mmio32read.dentry);
+ debugfs_remove(e->file_mmio32write.dentry);
debugfs_remove(e->file_tsf.dentry);
- debugfs_remove(e->file_ucode_regs.dentry);
- debugfs_remove(e->file_shm.dentry);
debugfs_remove(e->file_txstat.dentry);
debugfs_remove(e->file_txpower_g.dentry);
debugfs_remove(e->file_restart.dentry);
diff --git a/drivers/net/wireless/b43/debugfs.h b/drivers/net/wireless/b43/debugfs.h
index 6eebe858db5..22ffd02ba55 100644
--- a/drivers/net/wireless/b43/debugfs.h
+++ b/drivers/net/wireless/b43/debugfs.h
@@ -10,6 +10,8 @@ enum b43_dyndbg { /* Dynamic debugging features */
B43_DBG_DMAVERBOSE,
B43_DBG_PWORK_FAST,
B43_DBG_PWORK_STOP,
+ B43_DBG_LO,
+ B43_DBG_FIRMWARE,
__B43_NR_DYNDBG,
};
@@ -35,9 +37,15 @@ struct b43_dfsentry {
struct b43_wldev *dev;
struct dentry *subdir;
+ struct b43_dfs_file file_shm16read;
+ struct b43_dfs_file file_shm16write;
+ struct b43_dfs_file file_shm32read;
+ struct b43_dfs_file file_shm32write;
+ struct b43_dfs_file file_mmio16read;
+ struct b43_dfs_file file_mmio16write;
+ struct b43_dfs_file file_mmio32read;
+ struct b43_dfs_file file_mmio32write;
struct b43_dfs_file file_tsf;
- struct b43_dfs_file file_ucode_regs;
- struct b43_dfs_file file_shm;
struct b43_dfs_file file_txstat;
struct b43_dfs_file file_txpower_g;
struct b43_dfs_file file_restart;
@@ -45,6 +53,18 @@ struct b43_dfsentry {
struct b43_txstatus_log txstatlog;
+ /* The cached address for the next mmio16read file read */
+ u16 mmio16read_next;
+ /* The cached address for the next mmio32read file read */
+ u16 mmio32read_next;
+
+ /* The cached address for the next shm16read file read */
+ u32 shm16read_routing_next;
+ u32 shm16read_addr_next;
+ /* The cached address for the next shm32read file read */
+ u32 shm32read_routing_next;
+ u32 shm32read_addr_next;
+
/* Enabled/Disabled list for the dynamic debugging features. */
u32 dyn_debug[__B43_NR_DYNDBG];
/* Dentries for the dynamic debugging entries. */
diff --git a/drivers/net/wireless/b43/dma.c b/drivers/net/wireless/b43/dma.c
index e23f2f172bd..098f886976f 100644
--- a/drivers/net/wireless/b43/dma.c
+++ b/drivers/net/wireless/b43/dma.c
@@ -328,11 +328,11 @@ static inline
dma_addr_t dmaaddr;
if (tx) {
- dmaaddr = dma_map_single(ring->dev->dev->dma_dev,
- buf, len, DMA_TO_DEVICE);
+ dmaaddr = ssb_dma_map_single(ring->dev->dev,
+ buf, len, DMA_TO_DEVICE);
} else {
- dmaaddr = dma_map_single(ring->dev->dev->dma_dev,
- buf, len, DMA_FROM_DEVICE);
+ dmaaddr = ssb_dma_map_single(ring->dev->dev,
+ buf, len, DMA_FROM_DEVICE);
}
return dmaaddr;
@@ -343,11 +343,11 @@ static inline
dma_addr_t addr, size_t len, int tx)
{
if (tx) {
- dma_unmap_single(ring->dev->dev->dma_dev,
- addr, len, DMA_TO_DEVICE);
+ ssb_dma_unmap_single(ring->dev->dev,
+ addr, len, DMA_TO_DEVICE);
} else {
- dma_unmap_single(ring->dev->dev->dma_dev,
- addr, len, DMA_FROM_DEVICE);
+ ssb_dma_unmap_single(ring->dev->dev,
+ addr, len, DMA_FROM_DEVICE);
}
}
@@ -356,8 +356,8 @@ static inline
dma_addr_t addr, size_t len)
{
B43_WARN_ON(ring->tx);
- dma_sync_single_for_cpu(ring->dev->dev->dma_dev,
- addr, len, DMA_FROM_DEVICE);
+ ssb_dma_sync_single_for_cpu(ring->dev->dev,
+ addr, len, DMA_FROM_DEVICE);
}
static inline
@@ -365,8 +365,8 @@ static inline
dma_addr_t addr, size_t len)
{
B43_WARN_ON(ring->tx);
- dma_sync_single_for_device(ring->dev->dev->dma_dev,
- addr, len, DMA_FROM_DEVICE);
+ ssb_dma_sync_single_for_device(ring->dev->dev,
+ addr, len, DMA_FROM_DEVICE);
}
static inline
@@ -381,7 +381,6 @@ static inline
static int alloc_ringmemory(struct b43_dmaring *ring)
{
- struct device *dma_dev = ring->dev->dev->dma_dev;
gfp_t flags = GFP_KERNEL;
/* The specs call for 4K buffers for 30- and 32-bit DMA with 4K
@@ -392,11 +391,14 @@ static int alloc_ringmemory(struct b43_dmaring *ring)
* For unknown reasons - possibly a hardware error - the BCM4311 rev
* 02, which uses 64-bit DMA, needs the ring buffer in very low memory,
* which accounts for the GFP_DMA flag below.
+ *
+ * The flags here must match the flags in free_ringmemory below!
*/
if (ring->type == B43_DMA_64BIT)
flags |= GFP_DMA;
- ring->descbase = dma_alloc_coherent(dma_dev, B43_DMA_RINGMEMSIZE,
- &(ring->dmabase), flags);
+ ring->descbase = ssb_dma_alloc_consistent(ring->dev->dev,
+ B43_DMA_RINGMEMSIZE,
+ &(ring->dmabase), flags);
if (!ring->descbase) {
b43err(ring->dev->wl, "DMA ringmemory allocation failed\n");
return -ENOMEM;
@@ -408,10 +410,13 @@ static int alloc_ringmemory(struct b43_dmaring *ring)
static void free_ringmemory(struct b43_dmaring *ring)
{
- struct device *dma_dev = ring->dev->dev->dma_dev;
+ gfp_t flags = GFP_KERNEL;
+
+ if (ring->type == B43_DMA_64BIT)
+ flags |= GFP_DMA;
- dma_free_coherent(dma_dev, B43_DMA_RINGMEMSIZE,
- ring->descbase, ring->dmabase);
+ ssb_dma_free_consistent(ring->dev->dev, B43_DMA_RINGMEMSIZE,
+ ring->descbase, ring->dmabase, flags);
}
/* Reset the RX DMA channel */
@@ -518,7 +523,7 @@ static bool b43_dma_mapping_error(struct b43_dmaring *ring,
dma_addr_t addr,
size_t buffersize, bool dma_to_device)
{
- if (unlikely(dma_mapping_error(addr)))
+ if (unlikely(ssb_dma_mapping_error(ring->dev->dev, addr)))
return 1;
switch (ring->type) {
@@ -844,10 +849,10 @@ struct b43_dmaring *b43_setup_dmaring(struct b43_wldev *dev,
goto err_kfree_meta;
/* test for ability to dma to txhdr_cache */
- dma_test = dma_map_single(dev->dev->dma_dev,
- ring->txhdr_cache,
- b43_txhdr_size(dev),
- DMA_TO_DEVICE);
+ dma_test = ssb_dma_map_single(dev->dev,
+ ring->txhdr_cache,
+ b43_txhdr_size(dev),
+ DMA_TO_DEVICE);
if (b43_dma_mapping_error(ring, dma_test,
b43_txhdr_size(dev), 1)) {
@@ -859,10 +864,10 @@ struct b43_dmaring *b43_setup_dmaring(struct b43_wldev *dev,
if (!ring->txhdr_cache)
goto err_kfree_meta;
- dma_test = dma_map_single(dev->dev->dma_dev,
- ring->txhdr_cache,
- b43_txhdr_size(dev),
- DMA_TO_DEVICE);
+ dma_test = ssb_dma_map_single(dev->dev,
+ ring->txhdr_cache,
+ b43_txhdr_size(dev),
+ DMA_TO_DEVICE);
if (b43_dma_mapping_error(ring, dma_test,
b43_txhdr_size(dev), 1)) {
@@ -873,9 +878,9 @@ struct b43_dmaring *b43_setup_dmaring(struct b43_wldev *dev,
}
}
- dma_unmap_single(dev->dev->dma_dev,
- dma_test, b43_txhdr_size(dev),
- DMA_TO_DEVICE);
+ ssb_dma_unmap_single(dev->dev,
+ dma_test, b43_txhdr_size(dev),
+ DMA_TO_DEVICE);
}
err = alloc_ringmemory(ring);
@@ -1130,10 +1135,10 @@ struct b43_dmaring *parse_cookie(struct b43_wldev *dev, u16 cookie, int *slot)
}
static int dma_tx_fragment(struct b43_dmaring *ring,
- struct sk_buff *skb,
- struct ieee80211_tx_control *ctl)
+ struct sk_buff *skb)
{
const struct b43_dma_ops *ops = ring->ops;
+ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
u8 *header;
int slot, old_top_slot, old_used_slots;
int err;
@@ -1157,7 +1162,7 @@ static int dma_tx_fragment(struct b43_dmaring *ring,
header = &(ring->txhdr_cache[slot * hdrsize]);
cookie = generate_cookie(ring, slot);
err = b43_generate_txhdr(ring->dev, header,
- skb->data, skb->len, ctl, cookie);
+ skb->data, skb->len, info, cookie);
if (unlikely(err)) {
ring->current_slot = old_top_slot;
ring->used_slots = old_used_slots;
@@ -1179,7 +1184,6 @@ static int dma_tx_fragment(struct b43_dmaring *ring,
desc = ops->idx2desc(ring, slot, &meta);
memset(meta, 0, sizeof(*meta));
- memcpy(&meta->txstat.control, ctl, sizeof(*ctl));
meta->skb = skb;
meta->is_last_fragment = 1;
@@ -1209,7 +1213,7 @@ static int dma_tx_fragment(struct b43_dmaring *ring,
ops->fill_descriptor(ring, desc, meta->dmaaddr, skb->len, 0, 1, 1);
- if (ctl->flags & IEEE80211_TXCTL_SEND_AFTER_DTIM) {
+ if (info->flags & IEEE80211_TX_CTL_SEND_AFTER_DTIM) {
/* Tell the firmware about the cookie of the last
* mcast frame, so it can clear the more-data bit in it. */
b43_shm_write16(ring->dev, B43_SHM_SHARED,
@@ -1280,16 +1284,16 @@ static struct b43_dmaring * select_ring_by_priority(struct b43_wldev *dev,
return ring;
}
-int b43_dma_tx(struct b43_wldev *dev,
- struct sk_buff *skb, struct ieee80211_tx_control *ctl)
+int b43_dma_tx(struct b43_wldev *dev, struct sk_buff *skb)
{
struct b43_dmaring *ring;
struct ieee80211_hdr *hdr;
int err = 0;
unsigned long flags;
+ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
hdr = (struct ieee80211_hdr *)skb->data;
- if (ctl->flags & IEEE80211_TXCTL_SEND_AFTER_DTIM) {
+ if (info->flags & IEEE80211_TX_CTL_SEND_AFTER_DTIM) {
/* The multicast ring will be sent after the DTIM */
ring = dev->dma.tx_ring_mcast;
/* Set the more-data bit. Ucode will clear it on
@@ -1297,7 +1301,8 @@ int b43_dma_tx(struct b43_wldev *dev,
hdr->frame_control |= cpu_to_le16(IEEE80211_FCTL_MOREDATA);
} else {
/* Decide by priority where to put this frame. */
- ring = select_ring_by_priority(dev, ctl->queue);
+ ring = select_ring_by_priority(
+ dev, skb_get_queue_mapping(skb));
}
spin_lock_irqsave(&ring->lock, flags);
@@ -1315,9 +1320,9 @@ int b43_dma_tx(struct b43_wldev *dev,
/* Assign the queue number to the ring (if not already done before)
* so TX status handling can use it. The queue to ring mapping is
* static, so we don't need to store it per frame. */
- ring->queue_prio = ctl->queue;
+ ring->queue_prio = skb_get_queue_mapping(skb);
- err = dma_tx_fragment(ring, skb, ctl);
+ err = dma_tx_fragment(ring, skb);
if (unlikely(err == -ENOKEY)) {
/* Drop this packet, as we don't have the encryption key
* anymore and must not transmit it unencrypted. */
@@ -1333,7 +1338,7 @@ int b43_dma_tx(struct b43_wldev *dev,
if ((free_slots(ring) < SLOTS_PER_PACKET) ||
should_inject_overflow(ring)) {
/* This TX ring is full. */
- ieee80211_stop_queue(dev->wl->hw, ctl->queue);
+ ieee80211_stop_queue(dev->wl->hw, skb_get_queue_mapping(skb));
ring->stopped = 1;
if (b43_debug(dev, B43_DBG_DMAVERBOSE)) {
b43dbg(dev->wl, "Stopped TX ring %d\n", ring->index);
@@ -1376,13 +1381,19 @@ void b43_dma_handle_txstatus(struct b43_wldev *dev,
b43_txhdr_size(dev), 1);
if (meta->is_last_fragment) {
- B43_WARN_ON(!meta->skb);
- /* Call back to inform the ieee80211 subsystem about the
- * status of the transmission.
- * Some fields of txstat are already filled in dma_tx().
+ struct ieee80211_tx_info *info;
+
+ BUG_ON(!meta->skb);
+
+ info = IEEE80211_SKB_CB(meta->skb);
+
+ memset(&info->status, 0, sizeof(info->status));
+
+ /*
+ * Call back to inform the ieee80211 subsystem about
+ * the status of the transmission.
*/
- frame_succeed = b43_fill_txstatus_report(
- &(meta->txstat), status);
+ frame_succeed = b43_fill_txstatus_report(info, status);
#ifdef CONFIG_B43_DEBUG
if (frame_succeed)
ring->nr_succeed_tx_packets++;
@@ -1390,8 +1401,8 @@ void b43_dma_handle_txstatus(struct b43_wldev *dev,
ring->nr_failed_tx_packets++;
ring->nr_total_packet_tries += status->frame_count;
#endif /* DEBUG */
- ieee80211_tx_status_irqsafe(dev->wl->hw, meta->skb,
- &(meta->txstat));
+ ieee80211_tx_status_irqsafe(dev->wl->hw, meta->skb);
+
/* skb is freed by ieee80211_tx_status_irqsafe() */
meta->skb = NULL;
} else {
@@ -1426,18 +1437,16 @@ void b43_dma_get_tx_stats(struct b43_wldev *dev,
{
const int nr_queues = dev->wl->hw->queues;
struct b43_dmaring *ring;
- struct ieee80211_tx_queue_stats_data *data;
unsigned long flags;
int i;
for (i = 0; i < nr_queues; i++) {
- data = &(stats->data[i]);
ring = select_ring_by_priority(dev, i);
spin_lock_irqsave(&ring->lock, flags);
- data->len = ring->used_slots / SLOTS_PER_PACKET;
- data->limit = ring->nr_slots / SLOTS_PER_PACKET;
- data->count = ring->nr_tx_packets;
+ stats[i].len = ring->used_slots / SLOTS_PER_PACKET;
+ stats[i].limit = ring->nr_slots / SLOTS_PER_PACKET;
+ stats[i].count = ring->nr_tx_packets;
spin_unlock_irqrestore(&ring->lock, flags);
}
}
diff --git a/drivers/net/wireless/b43/dma.h b/drivers/net/wireless/b43/dma.h
index 20acf885dba..d1eb5c0848a 100644
--- a/drivers/net/wireless/b43/dma.h
+++ b/drivers/net/wireless/b43/dma.h
@@ -181,7 +181,6 @@ struct b43_dmadesc_meta {
dma_addr_t dmaaddr;
/* ieee80211 TX status. Only used once per 802.11 frag. */
bool is_last_fragment;
- struct ieee80211_tx_status txstat;
};
struct b43_dmaring;
@@ -285,7 +284,7 @@ void b43_dma_get_tx_stats(struct b43_wldev *dev,
struct ieee80211_tx_queue_stats *stats);
int b43_dma_tx(struct b43_wldev *dev,
- struct sk_buff *skb, struct ieee80211_tx_control *ctl);
+ struct sk_buff *skb);
void b43_dma_handle_txstatus(struct b43_wldev *dev,
const struct b43_txstatus *status);
diff --git a/drivers/net/wireless/b43/lo.c b/drivers/net/wireless/b43/lo.c
index d890f366a23..9c854d6aae3 100644
--- a/drivers/net/wireless/b43/lo.c
+++ b/drivers/net/wireless/b43/lo.c
@@ -36,17 +36,28 @@
#include <linux/sched.h>
-/* Define to 1 to always calibrate all possible LO control pairs.
- * This is a workaround until we fix the partial LO calibration optimization. */
-#define B43_CALIB_ALL_LOCTLS 1
+static struct b43_lo_calib * b43_find_lo_calib(struct b43_txpower_lo_control *lo,
+ const struct b43_bbatt *bbatt,
+ const struct b43_rfatt *rfatt)
+{
+ struct b43_lo_calib *c;
+
+ list_for_each_entry(c, &lo->calib_list, list) {
+ if (!b43_compare_bbatt(&c->bbatt, bbatt))
+ continue;
+ if (!b43_compare_rfatt(&c->rfatt, rfatt))
+ continue;
+ return c;
+ }
+ return NULL;
+}
/* Write the LocalOscillator Control (adjust) value-pair. */
static void b43_lo_write(struct b43_wldev *dev, struct b43_loctl *control)
{
struct b43_phy *phy = &dev->phy;
u16 value;
- u16 reg;
if (B43_DEBUG) {
if (unlikely(abs(control->i) > 16 || abs(control->q) > 16)) {
@@ -56,189 +67,11 @@ static void b43_lo_write(struct b43_wldev *dev, struct b43_loctl *control)
return;
}
}
+ B43_WARN_ON(phy->type != B43_PHYTYPE_G);
value = (u8) (control->q);
value |= ((u8) (control->i)) << 8;
-
- reg = (phy->type == B43_PHYTYPE_B) ? 0x002F : B43_PHY_LO_CTL;
- b43_phy_write(dev, reg, value);
-}
-
-static int assert_rfatt_and_bbatt(const struct b43_rfatt *rfatt,
- const struct b43_bbatt *bbatt,
- struct b43_wldev *dev)
-{
- int err = 0;
-
- /* Check the attenuation values against the LO control array sizes. */
- if (unlikely(rfatt->att >= B43_NR_RF)) {
- b43err(dev->wl, "rfatt(%u) >= size of LO array\n", rfatt->att);
- err = -EINVAL;
- }
- if (unlikely(bbatt->att >= B43_NR_BB)) {
- b43err(dev->wl, "bbatt(%u) >= size of LO array\n", bbatt->att);
- err = -EINVAL;
- }
-
- return err;
-}
-
-#if !B43_CALIB_ALL_LOCTLS
-static
-struct b43_loctl *b43_get_lo_g_ctl_nopadmix(struct b43_wldev *dev,
- const struct b43_rfatt *rfatt,
- const struct b43_bbatt *bbatt)
-{
- struct b43_phy *phy = &dev->phy;
- struct b43_txpower_lo_control *lo = phy->lo_control;
-
- if (assert_rfatt_and_bbatt(rfatt, bbatt, dev))
- return &(lo->no_padmix[0][0]); /* Just prevent a crash */
- return &(lo->no_padmix[bbatt->att][rfatt->att]);
-}
-#endif /* !B43_CALIB_ALL_LOCTLS */
-
-struct b43_loctl *b43_get_lo_g_ctl(struct b43_wldev *dev,
- const struct b43_rfatt *rfatt,
- const struct b43_bbatt *bbatt)
-{
- struct b43_phy *phy = &dev->phy;
- struct b43_txpower_lo_control *lo = phy->lo_control;
-
- if (assert_rfatt_and_bbatt(rfatt, bbatt, dev))
- return &(lo->no_padmix[0][0]); /* Just prevent a crash */
- if (rfatt->with_padmix)
- return &(lo->with_padmix[bbatt->att][rfatt->att]);
- return &(lo->no_padmix[bbatt->att][rfatt->att]);
-}
-
-/* Call a function for every possible LO control value-pair. */
-static void b43_call_for_each_loctl(struct b43_wldev *dev,
- void (*func) (struct b43_wldev *,
- struct b43_loctl *))
-{
- struct b43_phy *phy = &dev->phy;
- struct b43_txpower_lo_control *ctl = phy->lo_control;
- int i, j;
-
- for (i = 0; i < B43_NR_BB; i++) {
- for (j = 0; j < B43_NR_RF; j++)
- func(dev, &(ctl->with_padmix[i][j]));
- }
- for (i = 0; i < B43_NR_BB; i++) {
- for (j = 0; j < B43_NR_RF; j++)
- func(dev, &(ctl->no_padmix[i][j]));
- }
-}
-
-static u16 lo_b_r15_loop(struct b43_wldev *dev)
-{
- int i;
- u16 ret = 0;
-
- for (i = 0; i < 10; i++) {
- b43_phy_write(dev, 0x0015, 0xAFA0);
- udelay(1);
- b43_phy_write(dev, 0x0015, 0xEFA0);
- udelay(10);
- b43_phy_write(dev, 0x0015, 0xFFA0);
- udelay(40);
- ret += b43_phy_read(dev, 0x002C);
- }
-
- return ret;
-}
-
-void b43_lo_b_measure(struct b43_wldev *dev)
-{
- struct b43_phy *phy = &dev->phy;
- u16 regstack[12] = { 0 };
- u16 mls;
- u16 fval;
- int i, j;
-
- regstack[0] = b43_phy_read(dev, 0x0015);
- regstack[1] = b43_radio_read16(dev, 0x0052) & 0xFFF0;
-
- if (phy->radio_ver == 0x2053) {
- regstack[2] = b43_phy_read(dev, 0x000A);
- regstack[3] = b43_phy_read(dev, 0x002A);
- regstack[4] = b43_phy_read(dev, 0x0035);
- regstack[5] = b43_phy_read(dev, 0x0003);
- regstack[6] = b43_phy_read(dev, 0x0001);
- regstack[7] = b43_phy_read(dev, 0x0030);
-
- regstack[8] = b43_radio_read16(dev, 0x0043);
- regstack[9] = b43_radio_read16(dev, 0x007A);
- regstack[10] = b43_read16(dev, 0x03EC);
- regstack[11] = b43_radio_read16(dev, 0x0052) & 0x00F0;
-
- b43_phy_write(dev, 0x0030, 0x00FF);
- b43_write16(dev, 0x03EC, 0x3F3F);
- b43_phy_write(dev, 0x0035, regstack[4] & 0xFF7F);
- b43_radio_write16(dev, 0x007A, regstack[9] & 0xFFF0);
- }
- b43_phy_write(dev, 0x0015, 0xB000);
- b43_phy_write(dev, 0x002B, 0x0004);
-
- if (phy->radio_ver == 0x2053) {
- b43_phy_write(dev, 0x002B, 0x0203);
- b43_phy_write(dev, 0x002A, 0x08A3);
- }
-
- phy->minlowsig[0] = 0xFFFF;
-
- for (i = 0; i < 4; i++) {
- b43_radio_write16(dev, 0x0052, regstack[1] | i);
- lo_b_r15_loop(dev);
- }
- for (i = 0; i < 10; i++) {
- b43_radio_write16(dev, 0x0052, regstack[1] | i);
- mls = lo_b_r15_loop(dev) / 10;
- if (mls < phy->minlowsig[0]) {
- phy->minlowsig[0] = mls;
- phy->minlowsigpos[0] = i;
- }
- }
- b43_radio_write16(dev, 0x0052, regstack[1] | phy->minlowsigpos[0]);
-
- phy->minlowsig[1] = 0xFFFF;
-
- for (i = -4; i < 5; i += 2) {
- for (j = -4; j < 5; j += 2) {
- if (j < 0)
- fval = (0x0100 * i) + j + 0x0100;
- else
- fval = (0x0100 * i) + j;
- b43_phy_write(dev, 0x002F, fval);
- mls = lo_b_r15_loop(dev) / 10;
- if (mls < phy->minlowsig[1]) {
- phy->minlowsig[1] = mls;
- phy->minlowsigpos[1] = fval;
- }
- }
- }
- phy->minlowsigpos[1] += 0x0101;
-
- b43_phy_write(dev, 0x002F, phy->minlowsigpos[1]);
- if (phy->radio_ver == 0x2053) {
- b43_phy_write(dev, 0x000A, regstack[2]);
- b43_phy_write(dev, 0x002A, regstack[3]);
- b43_phy_write(dev, 0x0035, regstack[4]);
- b43_phy_write(dev, 0x0003, regstack[5]);
- b43_phy_write(dev, 0x0001, regstack[6]);
- b43_phy_write(dev, 0x0030, regstack[7]);
-
- b43_radio_write16(dev, 0x0043, regstack[8]);
- b43_radio_write16(dev, 0x007A, regstack[9]);
-
- b43_radio_write16(dev, 0x0052,
- (b43_radio_read16(dev, 0x0052) & 0x000F)
- | regstack[11]);
-
- b43_write16(dev, 0x03EC, regstack[10]);
- }
- b43_phy_write(dev, 0x0015, regstack[0]);
+ b43_phy_write(dev, B43_PHY_LO_CTL, value);
}
static u16 lo_measure_feedthrough(struct b43_wldev *dev,
@@ -366,7 +199,7 @@ static void lo_measure_txctl_values(struct b43_wldev *dev)
if (lb_gain > 10) {
radio_pctl_reg = 0;
pga = abs(10 - lb_gain) / 6;
- pga = limit_value(pga, 0, 15);
+ pga = clamp_val(pga, 0, 15);
} else {
int cmp_val;
int tmp;
@@ -438,48 +271,26 @@ static void lo_measure_txctl_values(struct b43_wldev *dev)
b43_radio_write16(dev, 0x52, b43_radio_read16(dev, 0x52)
& 0xFFF0); /* TX bias == 0 */
}
+ lo->txctl_measured_time = jiffies;
}
static void lo_read_power_vector(struct b43_wldev *dev)
{
struct b43_phy *phy = &dev->phy;
struct b43_txpower_lo_control *lo = phy->lo_control;
- u16 i;
+ int i;
u64 tmp;
u64 power_vector = 0;
- int rf_offset, bb_offset;
- struct b43_loctl *loctl;
for (i = 0; i < 8; i += 2) {
tmp = b43_shm_read16(dev, B43_SHM_SHARED, 0x310 + i);
- /* Clear the top byte. We get holes in the bitmap... */
- tmp &= 0xFF;
power_vector |= (tmp << (i * 8));
/* Clear the vector on the device. */
b43_shm_write16(dev, B43_SHM_SHARED, 0x310 + i, 0);
}
-
if (power_vector)
lo->power_vector = power_vector;
- power_vector = lo->power_vector;
-
- for (i = 0; i < 64; i++) {
- if (power_vector & ((u64) 1ULL << i)) {
- /* Now figure out which b43_loctl corresponds
- * to this bit.
- */
- rf_offset = i / lo->rfatt_list.len;
- bb_offset = i % lo->rfatt_list.len; //FIXME?
- loctl =
- b43_get_lo_g_ctl(dev,
- &lo->rfatt_list.list[rf_offset],
- &lo->bbatt_list.list[bb_offset]);
- /* And mark it as "used", as the device told us
- * through the bitmap it is using it.
- */
- loctl->used = 1;
- }
- }
+ lo->pwr_vec_read_time = jiffies;
}
/* 802.11/LO/GPHY/MeasuringGains */
@@ -510,7 +321,7 @@ static void lo_measure_gain_values(struct b43_wldev *dev,
phy->lna_lod_gain = 1;
trsw_rx_gain -= 8;
}
- trsw_rx_gain = limit_value(trsw_rx_gain, 0, 0x2D);
+ trsw_rx_gain = clamp_val(trsw_rx_gain, 0, 0x2D);
phy->pga_gain = trsw_rx_gain / 3;
if (phy->pga_gain >= 5) {
phy->pga_gain -= 5;
@@ -609,8 +420,6 @@ static void lo_measure_setup(struct b43_wldev *dev,
b43_phy_write(dev, B43_PHY_CCK(0x16), 0x410);
b43_phy_write(dev, B43_PHY_CCK(0x17), 0x820);
}
- if (!lo->rebuild && b43_has_hardware_pctl(phy))
- lo_read_power_vector(dev);
if (phy->rev >= 2) {
sav->phy_analogover = b43_phy_read(dev, B43_PHY_ANALOGOVER);
sav->phy_analogoverval =
@@ -691,8 +500,12 @@ static void lo_measure_setup(struct b43_wldev *dev,
b43_radio_read16(dev, 0x51); /* dummy read */
if (phy->type == B43_PHYTYPE_G)
b43_phy_write(dev, B43_PHY_CCK(0x2F), 0);
- if (lo->rebuild)
+
+ /* Re-measure the txctl values, if needed. */
+ if (time_before(lo->txctl_measured_time,
+ jiffies - B43_LO_TXCTL_EXPIRE))
lo_measure_txctl_values(dev);
+
if (phy->type == B43_PHYTYPE_G && phy->rev >= 3) {
b43_phy_write(dev, B43_PHY_LO_MASK, 0xC078);
} else {
@@ -707,7 +520,6 @@ static void lo_measure_restore(struct b43_wldev *dev,
struct lo_g_saved_values *sav)
{
struct b43_phy *phy = &dev->phy;
- struct b43_txpower_lo_control *lo = phy->lo_control;
u16 tmp;
if (phy->rev >= 2) {
@@ -722,14 +534,6 @@ static void lo_measure_restore(struct b43_wldev *dev,
tmp = (phy->pga_gain | 0xEFA0);
b43_phy_write(dev, B43_PHY_PGACTL, tmp);
}
- if (b43_has_hardware_pctl(phy)) {
- b43_gphy_dc_lt_init(dev);
- } else {
- if (lo->rebuild)
- b43_lo_g_adjust_to(dev, 3, 2, 0);
- else
- b43_lo_g_adjust(dev);
- }
if (phy->type == B43_PHYTYPE_G) {
if (phy->rev >= 3)
b43_phy_write(dev, B43_PHY_CCK(0x2E), 0xC078);
@@ -793,7 +597,6 @@ static int lo_probe_possible_loctls(struct b43_wldev *dev,
struct b43_lo_g_statemachine *d)
{
struct b43_phy *phy = &dev->phy;
- struct b43_txpower_lo_control *lo = phy->lo_control;
struct b43_loctl test_loctl;
struct b43_loctl orig_loctl;
struct b43_loctl prev_loctl = {
@@ -852,7 +655,7 @@ static int lo_probe_possible_loctls(struct b43_wldev *dev,
found_lower = 1;
d->lowest_feedth = feedth;
if ((d->nr_measured < 2) &&
- (!has_loopback_gain(phy) || lo->rebuild))
+ !has_loopback_gain(phy))
break;
}
}
@@ -874,7 +677,6 @@ static void lo_probe_loctls_statemachine(struct b43_wldev *dev,
int *max_rx_gain)
{
struct b43_phy *phy = &dev->phy;
- struct b43_txpower_lo_control *lo = phy->lo_control;
struct b43_lo_g_statemachine d;
u16 feedth;
int found_lower;
@@ -883,18 +685,18 @@ static void lo_probe_loctls_statemachine(struct b43_wldev *dev,
d.nr_measured = 0;
d.state_val_multiplier = 1;
- if (has_loopback_gain(phy) && !lo->rebuild)
+ if (has_loopback_gain(phy))
d.state_val_multiplier = 3;
memcpy(&d.min_loctl, loctl, sizeof(struct b43_loctl));
- if (has_loopback_gain(phy) && lo->rebuild)
+ if (has_loopback_gain(phy))
max_repeat = 4;
do {
b43_lo_write(dev, &d.min_loctl);
feedth = lo_measure_feedthrough(dev, phy->lna_gain,
phy->pga_gain,
phy->trsw_rx_gain);
- if (!lo->rebuild && feedth < 0x258) {
+ if (feedth < 0x258) {
if (feedth >= 0x12C)
*max_rx_gain += 6;
else
@@ -944,278 +746,188 @@ static void lo_probe_loctls_statemachine(struct b43_wldev *dev,
} while (++repeat_cnt < max_repeat);
}
-#if B43_CALIB_ALL_LOCTLS
-static const struct b43_rfatt b43_full_rfatt_list_items[] = {
- { .att = 0, .with_padmix = 0, },
- { .att = 1, .with_padmix = 0, },
- { .att = 2, .with_padmix = 0, },
- { .att = 3, .with_padmix = 0, },
- { .att = 4, .with_padmix = 0, },
- { .att = 5, .with_padmix = 0, },
- { .att = 6, .with_padmix = 0, },
- { .att = 7, .with_padmix = 0, },
- { .att = 8, .with_padmix = 0, },
- { .att = 9, .with_padmix = 0, },
- { .att = 10, .with_padmix = 0, },
- { .att = 11, .with_padmix = 0, },
- { .att = 12, .with_padmix = 0, },
- { .att = 13, .with_padmix = 0, },
- { .att = 14, .with_padmix = 0, },
- { .att = 15, .with_padmix = 0, },
- { .att = 0, .with_padmix = 1, },
- { .att = 1, .with_padmix = 1, },
- { .att = 2, .with_padmix = 1, },
- { .att = 3, .with_padmix = 1, },
- { .att = 4, .with_padmix = 1, },
- { .att = 5, .with_padmix = 1, },
- { .att = 6, .with_padmix = 1, },
- { .att = 7, .with_padmix = 1, },
- { .att = 8, .with_padmix = 1, },
- { .att = 9, .with_padmix = 1, },
- { .att = 10, .with_padmix = 1, },
- { .att = 11, .with_padmix = 1, },
- { .att = 12, .with_padmix = 1, },
- { .att = 13, .with_padmix = 1, },
- { .att = 14, .with_padmix = 1, },
- { .att = 15, .with_padmix = 1, },
-};
-static const struct b43_rfatt_list b43_full_rfatt_list = {
- .list = b43_full_rfatt_list_items,
- .len = ARRAY_SIZE(b43_full_rfatt_list_items),
-};
-
-static const struct b43_bbatt b43_full_bbatt_list_items[] = {
- { .att = 0, },
- { .att = 1, },
- { .att = 2, },
- { .att = 3, },
- { .att = 4, },
- { .att = 5, },
- { .att = 6, },
- { .att = 7, },
- { .att = 8, },
- { .att = 9, },
- { .att = 10, },
- { .att = 11, },
-};
-static const struct b43_bbatt_list b43_full_bbatt_list = {
- .list = b43_full_bbatt_list_items,
- .len = ARRAY_SIZE(b43_full_bbatt_list_items),
-};
-#endif /* B43_CALIB_ALL_LOCTLS */
-
-static void lo_measure(struct b43_wldev *dev)
+static
+struct b43_lo_calib * b43_calibrate_lo_setting(struct b43_wldev *dev,
+ const struct b43_bbatt *bbatt,
+ const struct b43_rfatt *rfatt)
{
struct b43_phy *phy = &dev->phy;
- struct b43_txpower_lo_control *lo = phy->lo_control;
struct b43_loctl loctl = {
.i = 0,
.q = 0,
};
- struct b43_loctl *ploctl;
int max_rx_gain;
- int rfidx, bbidx;
- const struct b43_bbatt_list *bbatt_list;
- const struct b43_rfatt_list *rfatt_list;
-
+ struct b43_lo_calib *cal;
+ struct lo_g_saved_values uninitialized_var(saved_regs);
/* Values from the "TXCTL Register and Value Table" */
u16 txctl_reg;
u16 txctl_value;
u16 pad_mix_gain;
- bbatt_list = &lo->bbatt_list;
- rfatt_list = &lo->rfatt_list;
-#if B43_CALIB_ALL_LOCTLS
- bbatt_list = &b43_full_bbatt_list;
- rfatt_list = &b43_full_rfatt_list;
-#endif
+ saved_regs.old_channel = phy->channel;
+ b43_mac_suspend(dev);
+ lo_measure_setup(dev, &saved_regs);
txctl_reg = lo_txctl_register_table(dev, &txctl_value, &pad_mix_gain);
- for (rfidx = 0; rfidx < rfatt_list->len; rfidx++) {
-
- b43_radio_write16(dev, 0x43, (b43_radio_read16(dev, 0x43)
- & 0xFFF0) |
- rfatt_list->list[rfidx].att);
- b43_radio_write16(dev, txctl_reg,
- (b43_radio_read16(dev, txctl_reg)
- & ~txctl_value)
- | (rfatt_list->list[rfidx].with_padmix ?
- txctl_value : 0));
-
- for (bbidx = 0; bbidx < bbatt_list->len; bbidx++) {
- if (lo->rebuild) {
-#if B43_CALIB_ALL_LOCTLS
- ploctl = b43_get_lo_g_ctl(dev,
- &rfatt_list->list[rfidx],
- &bbatt_list->list[bbidx]);
-#else
- ploctl = b43_get_lo_g_ctl_nopadmix(dev,
- &rfatt_list->
- list[rfidx],
- &bbatt_list->
- list[bbidx]);
-#endif
- } else {
- ploctl = b43_get_lo_g_ctl(dev,
- &rfatt_list->list[rfidx],
- &bbatt_list->list[bbidx]);
- if (!ploctl->used)
- continue;
- }
- memcpy(&loctl, ploctl, sizeof(loctl));
- loctl.i = 0;
- loctl.q = 0;
-
- max_rx_gain = rfatt_list->list[rfidx].att * 2;
- max_rx_gain += bbatt_list->list[bbidx].att / 2;
- if (rfatt_list->list[rfidx].with_padmix)
- max_rx_gain -= pad_mix_gain;
- if (has_loopback_gain(phy))
- max_rx_gain += phy->max_lb_gain;
- lo_measure_gain_values(dev, max_rx_gain,
- has_loopback_gain(phy));
-
- b43_phy_set_baseband_attenuation(dev,
- bbatt_list->list[bbidx].att);
- lo_probe_loctls_statemachine(dev, &loctl, &max_rx_gain);
- if (phy->type == B43_PHYTYPE_B) {
- loctl.i++;
- loctl.q++;
- }
- b43_loctl_set_calibrated(&loctl, 1);
- memcpy(ploctl, &loctl, sizeof(loctl));
- }
- }
-}
-
-#if B43_DEBUG
-static void do_validate_loctl(struct b43_wldev *dev, struct b43_loctl *control)
-{
- const int is_initializing = (b43_status(dev) == B43_STAT_UNINIT);
- int i = control->i;
- int q = control->q;
+ b43_radio_write16(dev, 0x43,
+ (b43_radio_read16(dev, 0x43) & 0xFFF0)
+ | rfatt->att);
+ b43_radio_write16(dev, txctl_reg,
+ (b43_radio_read16(dev, txctl_reg) & ~txctl_value)
+ | (rfatt->with_padmix) ? txctl_value : 0);
- if (b43_loctl_is_calibrated(control)) {
- if ((abs(i) > 16) || (abs(q) > 16))
- goto error;
- } else {
- if (control->used)
- goto error;
- if (dev->phy.lo_control->rebuild) {
- control->i = 0;
- control->q = 0;
- if ((i != B43_LOCTL_POISON) ||
- (q != B43_LOCTL_POISON))
- goto error;
- }
+ max_rx_gain = rfatt->att * 2;
+ max_rx_gain += bbatt->att / 2;
+ if (rfatt->with_padmix)
+ max_rx_gain -= pad_mix_gain;
+ if (has_loopback_gain(phy))
+ max_rx_gain += phy->max_lb_gain;
+ lo_measure_gain_values(dev, max_rx_gain,
+ has_loopback_gain(phy));
+
+ b43_phy_set_baseband_attenuation(dev, bbatt->att);
+ lo_probe_loctls_statemachine(dev, &loctl, &max_rx_gain);
+
+ lo_measure_restore(dev, &saved_regs);
+ b43_mac_enable(dev);
+
+ if (b43_debug(dev, B43_DBG_LO)) {
+ b43dbg(dev->wl, "LO: Calibrated for BB(%u), RF(%u,%u) "
+ "=> I=%d Q=%d\n",
+ bbatt->att, rfatt->att, rfatt->with_padmix,
+ loctl.i, loctl.q);
}
- if (is_initializing && control->used)
- goto error;
-
- return;
-error:
- b43err(dev->wl, "LO control pair validation failed "
- "(I: %d, Q: %d, used %u, calib: %u, initing: %d)\n",
- i, q, control->used,
- b43_loctl_is_calibrated(control),
- is_initializing);
-}
-static void validate_all_loctls(struct b43_wldev *dev)
-{
- b43_call_for_each_loctl(dev, do_validate_loctl);
-}
-
-static void do_reset_calib(struct b43_wldev *dev, struct b43_loctl *control)
-{
- if (dev->phy.lo_control->rebuild ||
- control->used) {
- b43_loctl_set_calibrated(control, 0);
- control->i = B43_LOCTL_POISON;
- control->q = B43_LOCTL_POISON;
+ cal = kmalloc(sizeof(*cal), GFP_KERNEL);
+ if (!cal) {
+ b43warn(dev->wl, "LO calib: out of memory\n");
+ return NULL;
}
+ memcpy(&cal->bbatt, bbatt, sizeof(*bbatt));
+ memcpy(&cal->rfatt, rfatt, sizeof(*rfatt));
+ memcpy(&cal->ctl, &loctl, sizeof(loctl));
+ cal->calib_time = jiffies;
+ INIT_LIST_HEAD(&cal->list);
+
+ return cal;
}
-static void reset_all_loctl_calibration_states(struct b43_wldev *dev)
+/* Get a calibrated LO setting for the given attenuation values.
+ * Might return a NULL pointer under OOM! */
+static
+struct b43_lo_calib * b43_get_calib_lo_settings(struct b43_wldev *dev,
+ const struct b43_bbatt *bbatt,
+ const struct b43_rfatt *rfatt)
{
- b43_call_for_each_loctl(dev, do_reset_calib);
+ struct b43_txpower_lo_control *lo = dev->phy.lo_control;
+ struct b43_lo_calib *c;
+
+ c = b43_find_lo_calib(lo, bbatt, rfatt);
+ if (c)
+ return c;
+ /* Not in the list of calibrated LO settings.
+ * Calibrate it now. */
+ c = b43_calibrate_lo_setting(dev, bbatt, rfatt);
+ if (!c)
+ return NULL;
+ list_add(&c->list, &lo->calib_list);
+
+ return c;
}
-#else /* B43_DEBUG */
-static inline void validate_all_loctls(struct b43_wldev *dev) { }
-static inline void reset_all_loctl_calibration_states(struct b43_wldev *dev) { }
-#endif /* B43_DEBUG */
-
-void b43_lo_g_measure(struct b43_wldev *dev)
+void b43_gphy_dc_lt_init(struct b43_wldev *dev, bool update_all)
{
struct b43_phy *phy = &dev->phy;
- struct lo_g_saved_values uninitialized_var(sav);
-
- B43_WARN_ON((phy->type != B43_PHYTYPE_B) &&
- (phy->type != B43_PHYTYPE_G));
-
- sav.old_channel = phy->channel;
- lo_measure_setup(dev, &sav);
- reset_all_loctl_calibration_states(dev);
- lo_measure(dev);
- lo_measure_restore(dev, &sav);
-
- validate_all_loctls(dev);
+ struct b43_txpower_lo_control *lo = phy->lo_control;
+ int i;
+ int rf_offset, bb_offset;
+ const struct b43_rfatt *rfatt;
+ const struct b43_bbatt *bbatt;
+ u64 power_vector;
+ bool table_changed = 0;
- phy->lo_control->lo_measured = 1;
- phy->lo_control->rebuild = 0;
-}
+ BUILD_BUG_ON(B43_DC_LT_SIZE != 32);
+ B43_WARN_ON(lo->rfatt_list.len * lo->bbatt_list.len > 64);
-#if B43_DEBUG
-static void validate_loctl_calibration(struct b43_wldev *dev,
- struct b43_loctl *loctl,
- struct b43_rfatt *rfatt,
- struct b43_bbatt *bbatt)
-{
- if (b43_loctl_is_calibrated(loctl))
- return;
- if (!dev->phy.lo_control->lo_measured) {
- /* On init we set the attenuation values before we
- * calibrated the LO. I guess that's OK. */
- return;
+ power_vector = lo->power_vector;
+ if (!update_all && !power_vector)
+ return; /* Nothing to do. */
+
+ /* Suspend the MAC now to avoid continuous suspend/enable
+ * cycles in the loop. */
+ b43_mac_suspend(dev);
+
+ for (i = 0; i < B43_DC_LT_SIZE * 2; i++) {
+ struct b43_lo_calib *cal;
+ int idx;
+ u16 val;
+
+ if (!update_all && !(power_vector & (((u64)1ULL) << i)))
+ continue;
+ /* Update the table entry for this power_vector bit.
+ * The table rows are RFatt entries and columns are BBatt. */
+ bb_offset = i / lo->rfatt_list.len;
+ rf_offset = i % lo->rfatt_list.len;
+ bbatt = &(lo->bbatt_list.list[bb_offset]);
+ rfatt = &(lo->rfatt_list.list[rf_offset]);
+
+ cal = b43_calibrate_lo_setting(dev, bbatt, rfatt);
+ if (!cal) {
+ b43warn(dev->wl, "LO: Could not "
+ "calibrate DC table entry\n");
+ continue;
+ }
+ /*FIXME: Is Q really in the low nibble? */
+ val = (u8)(cal->ctl.q);
+ val |= ((u8)(cal->ctl.i)) << 4;
+ kfree(cal);
+
+ /* Get the index into the hardware DC LT. */
+ idx = i / 2;
+ /* Change the table in memory. */
+ if (i % 2) {
+ /* Change the high byte. */
+ lo->dc_lt[idx] = (lo->dc_lt[idx] & 0x00FF)
+ | ((val & 0x00FF) << 8);
+ } else {
+ /* Change the low byte. */
+ lo->dc_lt[idx] = (lo->dc_lt[idx] & 0xFF00)
+ | (val & 0x00FF);
+ }
+ table_changed = 1;
}
- b43err(dev->wl, "Adjusting Local Oscillator to an uncalibrated "
- "control pair: rfatt=%u,%spadmix bbatt=%u\n",
- rfatt->att,
- (rfatt->with_padmix) ? "" : "no-",
- bbatt->att);
-}
-#else
-static inline void validate_loctl_calibration(struct b43_wldev *dev,
- struct b43_loctl *loctl,
- struct b43_rfatt *rfatt,
- struct b43_bbatt *bbatt)
-{
+ if (table_changed) {
+ /* The table changed in memory. Update the hardware table. */
+ for (i = 0; i < B43_DC_LT_SIZE; i++)
+ b43_phy_write(dev, 0x3A0 + i, lo->dc_lt[i]);
+ }
+ b43_mac_enable(dev);
}
-#endif
-static inline void fixup_rfatt_for_txcontrol(struct b43_rfatt *rf,
- u8 tx_control)
+/* Fixup the RF attenuation value for the case where we are
+ * using the PAD mixer. */
+static inline void b43_lo_fixup_rfatt(struct b43_rfatt *rf)
{
- if (tx_control & B43_TXCTL_TXMIX) {
- if (rf->att < 5)
- rf->att = 4;
- }
+ if (!rf->with_padmix)
+ return;
+ if ((rf->att != 1) && (rf->att != 2) && (rf->att != 3))
+ rf->att = 4;
}
void b43_lo_g_adjust(struct b43_wldev *dev)
{
struct b43_phy *phy = &dev->phy;
+ struct b43_lo_calib *cal;
struct b43_rfatt rf;
- struct b43_loctl *loctl;
memcpy(&rf, &phy->rfatt, sizeof(rf));
- fixup_rfatt_for_txcontrol(&rf, phy->tx_control);
+ b43_lo_fixup_rfatt(&rf);
- loctl = b43_get_lo_g_ctl(dev, &rf, &phy->bbatt);
- validate_loctl_calibration(dev, loctl, &rf, &phy->bbatt);
- b43_lo_write(dev, loctl);
+ cal = b43_get_calib_lo_settings(dev, &phy->bbatt, &rf);
+ if (!cal)
+ return;
+ b43_lo_write(dev, &cal->ctl);
}
void b43_lo_g_adjust_to(struct b43_wldev *dev,
@@ -1223,39 +935,102 @@ void b43_lo_g_adjust_to(struct b43_wldev *dev,
{
struct b43_rfatt rf;
struct b43_bbatt bb;
- struct b43_loctl *loctl;
+ struct b43_lo_calib *cal;
memset(&rf, 0, sizeof(rf));
memset(&bb, 0, sizeof(bb));
rf.att = rfatt;
bb.att = bbatt;
- fixup_rfatt_for_txcontrol(&rf, tx_control);
- loctl = b43_get_lo_g_ctl(dev, &rf, &bb);
- validate_loctl_calibration(dev, loctl, &rf, &bb);
- b43_lo_write(dev, loctl);
+ b43_lo_fixup_rfatt(&rf);
+ cal = b43_get_calib_lo_settings(dev, &bb, &rf);
+ if (!cal)
+ return;
+ b43_lo_write(dev, &cal->ctl);
}
-static void do_mark_unused(struct b43_wldev *dev, struct b43_loctl *control)
+/* Periodic LO maintanance work */
+void b43_lo_g_maintanance_work(struct b43_wldev *dev)
{
- control->used = 0;
+ struct b43_phy *phy = &dev->phy;
+ struct b43_txpower_lo_control *lo = phy->lo_control;
+ unsigned long now;
+ unsigned long expire;
+ struct b43_lo_calib *cal, *tmp;
+ bool current_item_expired = 0;
+ bool hwpctl;
+
+ if (!lo)
+ return;
+ now = jiffies;
+ hwpctl = b43_has_hardware_pctl(phy);
+
+ if (hwpctl) {
+ /* Read the power vector and update it, if needed. */
+ expire = now - B43_LO_PWRVEC_EXPIRE;
+ if (time_before(lo->pwr_vec_read_time, expire)) {
+ lo_read_power_vector(dev);
+ b43_gphy_dc_lt_init(dev, 0);
+ }
+ //FIXME Recalc the whole DC table from time to time?
+ }
+
+ if (hwpctl)
+ return;
+ /* Search for expired LO settings. Remove them.
+ * Recalibrate the current setting, if expired. */
+ expire = now - B43_LO_CALIB_EXPIRE;
+ list_for_each_entry_safe(cal, tmp, &lo->calib_list, list) {
+ if (!time_before(cal->calib_time, expire))
+ continue;
+ /* This item expired. */
+ if (b43_compare_bbatt(&cal->bbatt, &phy->bbatt) &&
+ b43_compare_rfatt(&cal->rfatt, &phy->rfatt)) {
+ B43_WARN_ON(current_item_expired);
+ current_item_expired = 1;
+ }
+ if (b43_debug(dev, B43_DBG_LO)) {
+ b43dbg(dev->wl, "LO: Item BB(%u), RF(%u,%u), "
+ "I=%d, Q=%d expired\n",
+ cal->bbatt.att, cal->rfatt.att,
+ cal->rfatt.with_padmix,
+ cal->ctl.i, cal->ctl.q);
+ }
+ list_del(&cal->list);
+ kfree(cal);
+ }
+ if (current_item_expired || unlikely(list_empty(&lo->calib_list))) {
+ /* Recalibrate currently used LO setting. */
+ if (b43_debug(dev, B43_DBG_LO))
+ b43dbg(dev->wl, "LO: Recalibrating current LO setting\n");
+ cal = b43_calibrate_lo_setting(dev, &phy->bbatt, &phy->rfatt);
+ if (cal) {
+ list_add(&cal->list, &lo->calib_list);
+ b43_lo_write(dev, &cal->ctl);
+ } else
+ b43warn(dev->wl, "Failed to recalibrate current LO setting\n");
+ }
}
-void b43_lo_g_ctl_mark_all_unused(struct b43_wldev *dev)
+void b43_lo_g_cleanup(struct b43_wldev *dev)
{
- struct b43_phy *phy = &dev->phy;
- struct b43_txpower_lo_control *lo = phy->lo_control;
+ struct b43_txpower_lo_control *lo = dev->phy.lo_control;
+ struct b43_lo_calib *cal, *tmp;
- b43_call_for_each_loctl(dev, do_mark_unused);
- lo->rebuild = 1;
+ if (!lo)
+ return;
+ list_for_each_entry_safe(cal, tmp, &lo->calib_list, list) {
+ list_del(&cal->list);
+ kfree(cal);
+ }
}
-void b43_lo_g_ctl_mark_cur_used(struct b43_wldev *dev)
+/* LO Initialization */
+void b43_lo_g_init(struct b43_wldev *dev)
{
struct b43_phy *phy = &dev->phy;
- struct b43_rfatt rf;
- memcpy(&rf, &phy->rfatt, sizeof(rf));
- fixup_rfatt_for_txcontrol(&rf, phy->tx_control);
-
- b43_get_lo_g_ctl(dev, &rf, &phy->bbatt)->used = 1;
+ if (b43_has_hardware_pctl(phy)) {
+ lo_read_power_vector(dev);
+ b43_gphy_dc_lt_init(dev, 1);
+ }
}
diff --git a/drivers/net/wireless/b43/lo.h b/drivers/net/wireless/b43/lo.h
index 455615d1f8c..1da321cabc1 100644
--- a/drivers/net/wireless/b43/lo.h
+++ b/drivers/net/wireless/b43/lo.h
@@ -10,82 +10,63 @@ struct b43_loctl {
/* Control values. */
s8 i;
s8 q;
- /* "Used by hardware" flag. */
- bool used;
-#ifdef CONFIG_B43_DEBUG
- /* Is this lo-control-array entry calibrated? */
- bool calibrated;
-#endif
};
-
/* Debugging: Poison value for i and q values. */
#define B43_LOCTL_POISON 111
-/* loctl->calibrated debugging mechanism */
-#ifdef CONFIG_B43_DEBUG
-static inline void b43_loctl_set_calibrated(struct b43_loctl *loctl,
- bool calibrated)
-{
- loctl->calibrated = calibrated;
-}
-static inline bool b43_loctl_is_calibrated(struct b43_loctl *loctl)
-{
- return loctl->calibrated;
-}
-#else
-static inline void b43_loctl_set_calibrated(struct b43_loctl *loctl,
- bool calibrated)
-{
-}
-static inline bool b43_loctl_is_calibrated(struct b43_loctl *loctl)
-{
- return 1;
-}
-#endif
-
-/* TX Power LO Control Array.
- * Value-pairs to adjust the LocalOscillator are stored
- * in this structure.
- * There are two different set of values. One for "Flag is Set"
- * and one for "Flag is Unset".
- * By "Flag" the flag in struct b43_rfatt is meant.
- * The Value arrays are two-dimensional. The first index
- * is the baseband attenuation and the second index
- * is the radio attenuation.
- * Use b43_get_lo_g_ctl() to retrieve a value from the lists.
- */
+/* This struct holds calibrated LO settings for a set of
+ * Baseband and RF attenuation settings. */
+struct b43_lo_calib {
+ /* The set of attenuation values this set of LO
+ * control values is calibrated for. */
+ struct b43_bbatt bbatt;
+ struct b43_rfatt rfatt;
+ /* The set of control values for the LO. */
+ struct b43_loctl ctl;
+ /* The time when these settings were calibrated (in jiffies) */
+ unsigned long calib_time;
+ /* List. */
+ struct list_head list;
+};
+
+/* Size of the DC Lookup Table in 16bit words. */
+#define B43_DC_LT_SIZE 32
+
+/* Local Oscillator calibration information */
struct b43_txpower_lo_control {
-#define B43_NR_BB 12
-#define B43_NR_RF 16
- /* LO Control values, with PAD Mixer */
- struct b43_loctl with_padmix[B43_NR_BB][B43_NR_RF];
- /* LO Control values, without PAD Mixer */
- struct b43_loctl no_padmix[B43_NR_BB][B43_NR_RF];
-
- /* Flag to indicate a complete rebuild of the two tables above
- * to the LO measuring code. */
- bool rebuild;
-
- /* Lists of valid RF and BB attenuation values for this device. */
+ /* Lists of RF and BB attenuation values for this device.
+ * Used for building hardware power control tables. */
struct b43_rfatt_list rfatt_list;
struct b43_bbatt_list bbatt_list;
+ /* The DC Lookup Table is cached in memory here.
+ * Note that this is only used for Hardware Power Control. */
+ u16 dc_lt[B43_DC_LT_SIZE];
+
+ /* List of calibrated control values (struct b43_lo_calib). */
+ struct list_head calib_list;
+ /* Last time the power vector was read (jiffies). */
+ unsigned long pwr_vec_read_time;
+ /* Last time the txctl values were measured (jiffies). */
+ unsigned long txctl_measured_time;
+
/* Current TX Bias value */
u8 tx_bias;
/* Current TX Magnification Value (if used by the device) */
u8 tx_magn;
- /* GPHY LO is measured. */
- bool lo_measured;
-
/* Saved device PowerVector */
u64 power_vector;
};
-/* Measure the BPHY Local Oscillator. */
-void b43_lo_b_measure(struct b43_wldev *dev);
-/* Measure the BPHY/GPHY Local Oscillator. */
-void b43_lo_g_measure(struct b43_wldev *dev);
+/* Calibration expire timeouts.
+ * Timeouts must be multiple of 15 seconds. To make sure
+ * the item really expired when the 15 second timer hits, we
+ * subtract two additional seconds from the timeout. */
+#define B43_LO_CALIB_EXPIRE (HZ * (30 - 2))
+#define B43_LO_PWRVEC_EXPIRE (HZ * (30 - 2))
+#define B43_LO_TXCTL_EXPIRE (HZ * (180 - 4))
+
/* Adjust the Local Oscillator to the saved attenuation
* and txctl values.
@@ -95,18 +76,10 @@ void b43_lo_g_adjust(struct b43_wldev *dev);
void b43_lo_g_adjust_to(struct b43_wldev *dev,
u16 rfatt, u16 bbatt, u16 tx_control);
-/* Mark all possible b43_lo_g_ctl as "unused" */
-void b43_lo_g_ctl_mark_all_unused(struct b43_wldev *dev);
-/* Mark the b43_lo_g_ctl corresponding to the current
- * attenuation values as used.
- */
-void b43_lo_g_ctl_mark_cur_used(struct b43_wldev *dev);
+void b43_gphy_dc_lt_init(struct b43_wldev *dev, bool update_all);
-/* Get a reference to a LO Control value pair in the
- * TX Power LO Control Array.
- */
-struct b43_loctl *b43_get_lo_g_ctl(struct b43_wldev *dev,
- const struct b43_rfatt *rfatt,
- const struct b43_bbatt *bbatt);
+void b43_lo_g_maintanance_work(struct b43_wldev *dev);
+void b43_lo_g_cleanup(struct b43_wldev *dev);
+void b43_lo_g_init(struct b43_wldev *dev);
#endif /* B43_LO_H_ */
diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c
index a7082779308..e78319aa47c 100644
--- a/drivers/net/wireless/b43/main.c
+++ b/drivers/net/wireless/b43/main.c
@@ -373,13 +373,10 @@ static inline void b43_shm_control_word(struct b43_wldev *dev,
b43_write32(dev, B43_MMIO_SHM_CONTROL, control);
}
-u32 b43_shm_read32(struct b43_wldev *dev, u16 routing, u16 offset)
+u32 __b43_shm_read32(struct b43_wldev *dev, u16 routing, u16 offset)
{
- struct b43_wl *wl = dev->wl;
- unsigned long flags;
u32 ret;
- spin_lock_irqsave(&wl->shm_lock, flags);
if (routing == B43_SHM_SHARED) {
B43_WARN_ON(offset & 0x0001);
if (offset & 0x0003) {
@@ -397,18 +394,26 @@ u32 b43_shm_read32(struct b43_wldev *dev, u16 routing, u16 offset)
b43_shm_control_word(dev, routing, offset);
ret = b43_read32(dev, B43_MMIO_SHM_DATA);
out:
- spin_unlock_irqrestore(&wl->shm_lock, flags);
-
return ret;
}
-u16 b43_shm_read16(struct b43_wldev * dev, u16 routing, u16 offset)
+u32 b43_shm_read32(struct b43_wldev *dev, u16 routing, u16 offset)
{
struct b43_wl *wl = dev->wl;
unsigned long flags;
- u16 ret;
+ u32 ret;
spin_lock_irqsave(&wl->shm_lock, flags);
+ ret = __b43_shm_read32(dev, routing, offset);
+ spin_unlock_irqrestore(&wl->shm_lock, flags);
+
+ return ret;
+}
+
+u16 __b43_shm_read16(struct b43_wldev *dev, u16 routing, u16 offset)
+{
+ u16 ret;
+
if (routing == B43_SHM_SHARED) {
B43_WARN_ON(offset & 0x0001);
if (offset & 0x0003) {
@@ -423,17 +428,24 @@ u16 b43_shm_read16(struct b43_wldev * dev, u16 routing, u16 offset)
b43_shm_control_word(dev, routing, offset);
ret = b43_read16(dev, B43_MMIO_SHM_DATA);
out:
- spin_unlock_irqrestore(&wl->shm_lock, flags);
-
return ret;
}
-void b43_shm_write32(struct b43_wldev *dev, u16 routing, u16 offset, u32 value)
+u16 b43_shm_read16(struct b43_wldev *dev, u16 routing, u16 offset)
{
struct b43_wl *wl = dev->wl;
unsigned long flags;
+ u16 ret;
spin_lock_irqsave(&wl->shm_lock, flags);
+ ret = __b43_shm_read16(dev, routing, offset);
+ spin_unlock_irqrestore(&wl->shm_lock, flags);
+
+ return ret;
+}
+
+void __b43_shm_write32(struct b43_wldev *dev, u16 routing, u16 offset, u32 value)
+{
if (routing == B43_SHM_SHARED) {
B43_WARN_ON(offset & 0x0001);
if (offset & 0x0003) {
@@ -443,35 +455,47 @@ void b43_shm_write32(struct b43_wldev *dev, u16 routing, u16 offset, u32 value)
(value >> 16) & 0xffff);
b43_shm_control_word(dev, routing, (offset >> 2) + 1);
b43_write16(dev, B43_MMIO_SHM_DATA, value & 0xffff);
- goto out;
+ return;
}
offset >>= 2;
}
b43_shm_control_word(dev, routing, offset);
b43_write32(dev, B43_MMIO_SHM_DATA, value);
-out:
- spin_unlock_irqrestore(&wl->shm_lock, flags);
}
-void b43_shm_write16(struct b43_wldev *dev, u16 routing, u16 offset, u16 value)
+void b43_shm_write32(struct b43_wldev *dev, u16 routing, u16 offset, u32 value)
{
struct b43_wl *wl = dev->wl;
unsigned long flags;
spin_lock_irqsave(&wl->shm_lock, flags);
+ __b43_shm_write32(dev, routing, offset, value);
+ spin_unlock_irqrestore(&wl->shm_lock, flags);
+}
+
+void __b43_shm_write16(struct b43_wldev *dev, u16 routing, u16 offset, u16 value)
+{
if (routing == B43_SHM_SHARED) {
B43_WARN_ON(offset & 0x0001);
if (offset & 0x0003) {
/* Unaligned access */
b43_shm_control_word(dev, routing, offset >> 2);
b43_write16(dev, B43_MMIO_SHM_DATA_UNALIGNED, value);
- goto out;
+ return;
}
offset >>= 2;
}
b43_shm_control_word(dev, routing, offset);
b43_write16(dev, B43_MMIO_SHM_DATA, value);
-out:
+}
+
+void b43_shm_write16(struct b43_wldev *dev, u16 routing, u16 offset, u16 value)
+{
+ struct b43_wl *wl = dev->wl;
+ unsigned long flags;
+
+ spin_lock_irqsave(&wl->shm_lock, flags);
+ __b43_shm_write16(dev, routing, offset, value);
spin_unlock_irqrestore(&wl->shm_lock, flags);
}
@@ -1187,10 +1211,10 @@ static void handle_irq_noise(struct b43_wldev *dev)
/* Get the noise samples. */
B43_WARN_ON(dev->noisecalc.nr_samples >= 8);
i = dev->noisecalc.nr_samples;
- noise[0] = limit_value(noise[0], 0, ARRAY_SIZE(phy->nrssi_lt) - 1);
- noise[1] = limit_value(noise[1], 0, ARRAY_SIZE(phy->nrssi_lt) - 1);
- noise[2] = limit_value(noise[2], 0, ARRAY_SIZE(phy->nrssi_lt) - 1);
- noise[3] = limit_value(noise[3], 0, ARRAY_SIZE(phy->nrssi_lt) - 1);
+ noise[0] = clamp_val(noise[0], 0, ARRAY_SIZE(phy->nrssi_lt) - 1);
+ noise[1] = clamp_val(noise[1], 0, ARRAY_SIZE(phy->nrssi_lt) - 1);
+ noise[2] = clamp_val(noise[2], 0, ARRAY_SIZE(phy->nrssi_lt) - 1);
+ noise[3] = clamp_val(noise[3], 0, ARRAY_SIZE(phy->nrssi_lt) - 1);
dev->noisecalc.samples[i][0] = phy->nrssi_lt[noise[0]];
dev->noisecalc.samples[i][1] = phy->nrssi_lt[noise[1]];
dev->noisecalc.samples[i][2] = phy->nrssi_lt[noise[2]];
@@ -1372,18 +1396,18 @@ static void b43_write_beacon_template(struct b43_wldev *dev,
unsigned int rate;
u16 ctl;
int antenna;
+ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(dev->wl->current_beacon);
bcn = (const struct ieee80211_mgmt *)(dev->wl->current_beacon->data);
len = min((size_t) dev->wl->current_beacon->len,
0x200 - sizeof(struct b43_plcp_hdr6));
- rate = dev->wl->beacon_txctl.tx_rate->hw_value;
+ rate = ieee80211_get_tx_rate(dev->wl->hw, info)->hw_value;
b43_write_template_common(dev, (const u8 *)bcn,
len, ram_offset, shm_size_offset, rate);
/* Write the PHY TX control parameters. */
- antenna = b43_antenna_from_ieee80211(dev,
- dev->wl->beacon_txctl.antenna_sel_tx);
+ antenna = b43_antenna_from_ieee80211(dev, info->antenna_sel_tx);
antenna = b43_antenna_to_phyctl(antenna);
ctl = b43_shm_read16(dev, B43_SHM_SHARED, B43_SHM_SH_BEACPHYCTL);
/* We can't send beacons with short preamble. Would get PHY errors. */
@@ -1434,11 +1458,17 @@ static void b43_write_beacon_template(struct b43_wldev *dev,
i += ie_len + 2;
}
if (!tim_found) {
- b43warn(dev->wl, "Did not find a valid TIM IE in "
- "the beacon template packet. AP or IBSS operation "
- "may be broken.\n");
- } else
- b43dbg(dev->wl, "Updated beacon template\n");
+ /*
+ * If ucode wants to modify TIM do it behind the beacon, this
+ * will happen, for example, when doing mesh networking.
+ */
+ b43_shm_write16(dev, B43_SHM_SHARED,
+ B43_SHM_SH_TIMBPOS,
+ len + sizeof(struct b43_plcp_hdr6));
+ b43_shm_write16(dev, B43_SHM_SHARED,
+ B43_SHM_SH_DTIMPER, 0);
+ }
+ b43dbg(dev->wl, "Updated beacon template at 0x%x\n", ram_offset);
}
static void b43_write_probe_resp_plcp(struct b43_wldev *dev,
@@ -1577,7 +1607,8 @@ static void handle_irq_beacon(struct b43_wldev *dev)
struct b43_wl *wl = dev->wl;
u32 cmd, beacon0_valid, beacon1_valid;
- if (!b43_is_mode(wl, IEEE80211_IF_TYPE_AP))
+ if (!b43_is_mode(wl, IEEE80211_IF_TYPE_AP) &&
+ !b43_is_mode(wl, IEEE80211_IF_TYPE_MESH_POINT))
return;
/* This is the bottom half of the asynchronous beacon update. */
@@ -1644,19 +1675,27 @@ static void b43_beacon_update_trigger_work(struct work_struct *work)
/* Asynchronously update the packet templates in template RAM.
* Locking: Requires wl->irq_lock to be locked. */
-static void b43_update_templates(struct b43_wl *wl, struct sk_buff *beacon,
- const struct ieee80211_tx_control *txctl)
+static void b43_update_templates(struct b43_wl *wl)
{
+ struct sk_buff *beacon;
+
/* This is the top half of the ansynchronous beacon update.
* The bottom half is the beacon IRQ.
* Beacon update must be asynchronous to avoid sending an
* invalid beacon. This can happen for example, if the firmware
* transmits a beacon while we are updating it. */
+ /* We could modify the existing beacon and set the aid bit in
+ * the TIM field, but that would probably require resizing and
+ * moving of data within the beacon template.
+ * Simply request a new beacon and let mac80211 do the hard work. */
+ beacon = ieee80211_beacon_get(wl->hw, wl->vif);
+ if (unlikely(!beacon))
+ return;
+
if (wl->current_beacon)
dev_kfree_skb_any(wl->current_beacon);
wl->current_beacon = beacon;
- memcpy(&wl->beacon_txctl, txctl, sizeof(wl->beacon_txctl));
wl->beacon0_uploaded = 0;
wl->beacon1_uploaded = 0;
queue_work(wl->hw->workqueue, &wl->beacon_update_trigger);
@@ -1695,9 +1734,100 @@ static void b43_set_beacon_int(struct b43_wldev *dev, u16 beacon_int)
b43dbg(dev->wl, "Set beacon interval to %u\n", beacon_int);
}
+static void b43_handle_firmware_panic(struct b43_wldev *dev)
+{
+ u16 reason;
+
+ /* Read the register that contains the reason code for the panic. */
+ reason = b43_shm_read16(dev, B43_SHM_SCRATCH, B43_FWPANIC_REASON_REG);
+ b43err(dev->wl, "Whoopsy, firmware panic! Reason: %u\n", reason);
+
+ switch (reason) {
+ default:
+ b43dbg(dev->wl, "The panic reason is unknown.\n");
+ /* fallthrough */
+ case B43_FWPANIC_DIE:
+ /* Do not restart the controller or firmware.
+ * The device is nonfunctional from now on.
+ * Restarting would result in this panic to trigger again,
+ * so we avoid that recursion. */
+ break;
+ case B43_FWPANIC_RESTART:
+ b43_controller_restart(dev, "Microcode panic");
+ break;
+ }
+}
+
static void handle_irq_ucode_debug(struct b43_wldev *dev)
{
- //TODO
+ unsigned int i, cnt;
+ u16 reason, marker_id, marker_line;
+ __le16 *buf;
+
+ /* The proprietary firmware doesn't have this IRQ. */
+ if (!dev->fw.opensource)
+ return;
+
+ /* Read the register that contains the reason code for this IRQ. */
+ reason = b43_shm_read16(dev, B43_SHM_SCRATCH, B43_DEBUGIRQ_REASON_REG);
+
+ switch (reason) {
+ case B43_DEBUGIRQ_PANIC:
+ b43_handle_firmware_panic(dev);
+ break;
+ case B43_DEBUGIRQ_DUMP_SHM:
+ if (!B43_DEBUG)
+ break; /* Only with driver debugging enabled. */
+ buf = kmalloc(4096, GFP_ATOMIC);
+ if (!buf) {
+ b43dbg(dev->wl, "SHM-dump: Failed to allocate memory\n");
+ goto out;
+ }
+ for (i = 0; i < 4096; i += 2) {
+ u16 tmp = b43_shm_read16(dev, B43_SHM_SHARED, i);
+ buf[i / 2] = cpu_to_le16(tmp);
+ }
+ b43info(dev->wl, "Shared memory dump:\n");
+ print_hex_dump(KERN_INFO, "", DUMP_PREFIX_OFFSET,
+ 16, 2, buf, 4096, 1);
+ kfree(buf);
+ break;
+ case B43_DEBUGIRQ_DUMP_REGS:
+ if (!B43_DEBUG)
+ break; /* Only with driver debugging enabled. */
+ b43info(dev->wl, "Microcode register dump:\n");
+ for (i = 0, cnt = 0; i < 64; i++) {
+ u16 tmp = b43_shm_read16(dev, B43_SHM_SCRATCH, i);
+ if (cnt == 0)
+ printk(KERN_INFO);
+ printk("r%02u: 0x%04X ", i, tmp);
+ cnt++;
+ if (cnt == 6) {
+ printk("\n");
+ cnt = 0;
+ }
+ }
+ printk("\n");
+ break;
+ case B43_DEBUGIRQ_MARKER:
+ if (!B43_DEBUG)
+ break; /* Only with driver debugging enabled. */
+ marker_id = b43_shm_read16(dev, B43_SHM_SCRATCH,
+ B43_MARKER_ID_REG);
+ marker_line = b43_shm_read16(dev, B43_SHM_SCRATCH,
+ B43_MARKER_LINE_REG);
+ b43info(dev->wl, "The firmware just executed the MARKER(%u) "
+ "at line number %u\n",
+ marker_id, marker_line);
+ break;
+ default:
+ b43dbg(dev->wl, "Debug-IRQ triggered for unknown reason: %u\n",
+ reason);
+ }
+out:
+ /* Acknowledge the debug-IRQ, so the firmware can continue. */
+ b43_shm_write16(dev, B43_SHM_SCRATCH,
+ B43_DEBUGIRQ_REASON_REG, B43_DEBUGIRQ_ACK);
}
/* Interrupt handler bottom-half */
@@ -1884,7 +2014,8 @@ static void b43_print_fw_helptext(struct b43_wl *wl, bool error)
static int do_request_fw(struct b43_wldev *dev,
const char *name,
- struct b43_firmware_file *fw)
+ struct b43_firmware_file *fw,
+ bool silent)
{
char path[sizeof(modparam_fwpostfix) + 32];
const struct firmware *blob;
@@ -1908,9 +2039,15 @@ static int do_request_fw(struct b43_wldev *dev,
"b43%s/%s.fw",
modparam_fwpostfix, name);
err = request_firmware(&blob, path, dev->dev->dev);
- if (err) {
- b43err(dev->wl, "Firmware file \"%s\" not found "
- "or load failed.\n", path);
+ if (err == -ENOENT) {
+ if (!silent) {
+ b43err(dev->wl, "Firmware file \"%s\" not found\n",
+ path);
+ }
+ return err;
+ } else if (err) {
+ b43err(dev->wl, "Firmware file \"%s\" request failed (err=%d)\n",
+ path, err);
return err;
}
if (blob->size < sizeof(struct b43_fw_header))
@@ -1961,7 +2098,7 @@ static int b43_request_firmware(struct b43_wldev *dev)
filename = "ucode13";
else
goto err_no_ucode;
- err = do_request_fw(dev, filename, &fw->ucode);
+ err = do_request_fw(dev, filename, &fw->ucode, 0);
if (err)
goto err_load;
@@ -1972,8 +2109,13 @@ static int b43_request_firmware(struct b43_wldev *dev)
filename = NULL;
else
goto err_no_pcm;
- err = do_request_fw(dev, filename, &fw->pcm);
- if (err)
+ fw->pcm_request_failed = 0;
+ err = do_request_fw(dev, filename, &fw->pcm, 1);
+ if (err == -ENOENT) {
+ /* We did not find a PCM file? Not fatal, but
+ * core rev <= 10 must do without hwcrypto then. */
+ fw->pcm_request_failed = 1;
+ } else if (err)
goto err_load;
/* Get initvals */
@@ -1991,7 +2133,7 @@ static int b43_request_firmware(struct b43_wldev *dev)
if ((rev >= 5) && (rev <= 10))
filename = "b0g0initvals5";
else if (rev >= 13)
- filename = "lp0initvals13";
+ filename = "b0g0initvals13";
else
goto err_no_initvals;
break;
@@ -2004,7 +2146,7 @@ static int b43_request_firmware(struct b43_wldev *dev)
default:
goto err_no_initvals;
}
- err = do_request_fw(dev, filename, &fw->initvals);
+ err = do_request_fw(dev, filename, &fw->initvals, 0);
if (err)
goto err_load;
@@ -2038,7 +2180,7 @@ static int b43_request_firmware(struct b43_wldev *dev)
default:
goto err_no_initvals;
}
- err = do_request_fw(dev, filename, &fw->initvals_band);
+ err = do_request_fw(dev, filename, &fw->initvals_band, 0);
if (err)
goto err_load;
@@ -2155,14 +2297,28 @@ static int b43_upload_microcode(struct b43_wldev *dev)
err = -EOPNOTSUPP;
goto error;
}
- b43info(dev->wl, "Loading firmware version %u.%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;
+ dev->fw.opensource = (fwdate == 0xFFFF);
+
+ if (dev->fw.opensource) {
+ /* Patchlevel info is encoded in the "time" field. */
+ dev->fw.patch = fwtime;
+ b43info(dev->wl, "Loading OpenSource firmware version %u.%u%s\n",
+ dev->fw.rev, dev->fw.patch,
+ dev->fw.pcm_request_failed ? " (Hardware crypto not supported)" : "");
+ } else {
+ b43info(dev->wl, "Loading firmware version %u.%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);
+ if (dev->fw.pcm_request_failed) {
+ b43warn(dev->wl, "No \"pcm5.fw\" firmware file found. "
+ "Hardware accelerated cryptography is disabled.\n");
+ b43_print_fw_helptext(dev->wl, 0);
+ }
+ }
if (b43_is_old_txhdr_format(dev)) {
b43warn(dev->wl, "You are using an old firmware image. "
@@ -2339,8 +2495,21 @@ static void b43_gpio_cleanup(struct b43_wldev *dev)
}
/* http://bcm-specs.sipsolutions.net/EnableMac */
-static void b43_mac_enable(struct b43_wldev *dev)
-{
+void b43_mac_enable(struct b43_wldev *dev)
+{
+ if (b43_debug(dev, B43_DBG_FIRMWARE)) {
+ u16 fwstate;
+
+ fwstate = b43_shm_read16(dev, B43_SHM_SHARED,
+ B43_SHM_SH_UCODESTAT);
+ if ((fwstate != B43_SHM_SH_UCODESTAT_SUSP) &&
+ (fwstate != B43_SHM_SH_UCODESTAT_SLEEP)) {
+ b43err(dev->wl, "b43_mac_enable(): The firmware "
+ "should be suspended, but current state is %u\n",
+ fwstate);
+ }
+ }
+
dev->mac_suspended--;
B43_WARN_ON(dev->mac_suspended < 0);
if (dev->mac_suspended == 0) {
@@ -2353,16 +2522,11 @@ static void b43_mac_enable(struct b43_wldev *dev)
b43_read32(dev, B43_MMIO_MACCTL);
b43_read32(dev, B43_MMIO_GEN_IRQ_REASON);
b43_power_saving_ctl_bits(dev, 0);
-
- /* Re-enable IRQs. */
- spin_lock_irq(&dev->wl->irq_lock);
- b43_interrupt_enable(dev, dev->irq_savedstate);
- spin_unlock_irq(&dev->wl->irq_lock);
}
}
/* http://bcm-specs.sipsolutions.net/SuspendMAC */
-static void b43_mac_suspend(struct b43_wldev *dev)
+void b43_mac_suspend(struct b43_wldev *dev)
{
int i;
u32 tmp;
@@ -2371,14 +2535,6 @@ static void b43_mac_suspend(struct b43_wldev *dev)
B43_WARN_ON(dev->mac_suspended < 0);
if (dev->mac_suspended == 0) {
- /* Mask IRQs before suspending MAC. Otherwise
- * the MAC stays busy and won't suspend. */
- spin_lock_irq(&dev->wl->irq_lock);
- tmp = b43_interrupt_disable(dev, B43_IRQ_ALL);
- spin_unlock_irq(&dev->wl->irq_lock);
- b43_synchronize_irq(dev);
- dev->irq_savedstate = tmp;
-
b43_power_saving_ctl_bits(dev, B43_PS_AWAKE);
b43_write32(dev, B43_MMIO_MACCTL,
b43_read32(dev, B43_MMIO_MACCTL)
@@ -2420,7 +2576,8 @@ static void b43_adjust_opmode(struct b43_wldev *dev)
ctl &= ~B43_MACCTL_BEACPROMISC;
ctl |= B43_MACCTL_INFRA;
- if (b43_is_mode(wl, IEEE80211_IF_TYPE_AP))
+ if (b43_is_mode(wl, IEEE80211_IF_TYPE_AP) ||
+ b43_is_mode(wl, IEEE80211_IF_TYPE_MESH_POINT))
ctl |= B43_MACCTL_AP;
else if (b43_is_mode(wl, IEEE80211_IF_TYPE_IBSS))
ctl &= ~B43_MACCTL_INFRA;
@@ -2534,6 +2691,7 @@ static void b43_chip_exit(struct b43_wldev *dev)
{
b43_radio_turn_off(dev, 1);
b43_gpio_cleanup(dev);
+ b43_lo_g_cleanup(dev);
/* firmware is released later */
}
@@ -2640,28 +2798,12 @@ err_gpio_clean:
return err;
}
-static void b43_periodic_every120sec(struct b43_wldev *dev)
-{
- struct b43_phy *phy = &dev->phy;
-
- if (phy->type != B43_PHYTYPE_G || phy->rev < 2)
- return;
-
- b43_mac_suspend(dev);
- b43_lo_g_measure(dev);
- b43_mac_enable(dev);
- if (b43_has_hardware_pctl(phy))
- b43_lo_g_ctl_mark_all_unused(dev);
-}
-
static void b43_periodic_every60sec(struct b43_wldev *dev)
{
struct b43_phy *phy = &dev->phy;
if (phy->type != B43_PHYTYPE_G)
return;
- if (!b43_has_hardware_pctl(phy))
- b43_lo_g_ctl_mark_all_unused(dev);
if (dev->dev->bus->sprom.boardflags_lo & B43_BFL_RSSI) {
b43_mac_suspend(dev);
b43_calc_nrssi_slope(dev);
@@ -2688,6 +2830,21 @@ static void b43_periodic_every30sec(struct b43_wldev *dev)
static void b43_periodic_every15sec(struct b43_wldev *dev)
{
struct b43_phy *phy = &dev->phy;
+ u16 wdr;
+
+ if (dev->fw.opensource) {
+ /* Check if the firmware is still alive.
+ * It will reset the watchdog counter to 0 in its idle loop. */
+ wdr = b43_shm_read16(dev, B43_SHM_SCRATCH, B43_WATCHDOG_REG);
+ if (unlikely(wdr)) {
+ b43err(dev->wl, "Firmware watchdog: The firmware died!\n");
+ b43_controller_restart(dev, "Firmware watchdog");
+ return;
+ } else {
+ b43_shm_write16(dev, B43_SHM_SCRATCH,
+ B43_WATCHDOG_REG, 1);
+ }
+ }
if (phy->type == B43_PHYTYPE_G) {
//TODO: update_aci_moving_average
@@ -2713,6 +2870,7 @@ static void b43_periodic_every15sec(struct b43_wldev *dev)
}
}
b43_phy_xmitpower(dev); //FIXME: unless scanning?
+ b43_lo_g_maintanance_work(dev);
//TODO for APHY (temperature?)
atomic_set(&phy->txerr_cnt, B43_PHY_TX_BADNESS_LIMIT);
@@ -2724,8 +2882,6 @@ static void do_periodic_work(struct b43_wldev *dev)
unsigned int state;
state = dev->periodic_state;
- if (state % 8 == 0)
- b43_periodic_every120sec(dev);
if (state % 4 == 0)
b43_periodic_every60sec(dev);
if (state % 2 == 0)
@@ -2873,8 +3029,7 @@ static int b43_rng_init(struct b43_wl *wl)
}
static int b43_op_tx(struct ieee80211_hw *hw,
- struct sk_buff *skb,
- struct ieee80211_tx_control *ctl)
+ struct sk_buff *skb)
{
struct b43_wl *wl = hw_to_b43_wl(hw);
struct b43_wldev *dev = wl->current_dev;
@@ -2895,9 +3050,9 @@ static int b43_op_tx(struct ieee80211_hw *hw,
err = -ENODEV;
if (likely(b43_status(dev) >= B43_STAT_STARTED)) {
if (b43_using_pio_transfers(dev))
- err = b43_pio_tx(dev, skb, ctl);
+ err = b43_pio_tx(dev, skb);
else
- err = b43_dma_tx(dev, skb, ctl);
+ err = b43_dma_tx(dev, skb);
}
read_unlock_irqrestore(&wl->tx_lock, flags);
@@ -2918,53 +3073,20 @@ static void b43_qos_params_upload(struct b43_wldev *dev,
u16 shm_offset)
{
u16 params[B43_NR_QOSPARAMS];
- int cw_min, cw_max, aifs, bslots, tmp;
+ int bslots, tmp;
unsigned int i;
- const u16 aCWmin = 0x0001;
- const u16 aCWmax = 0x03FF;
-
- /* Calculate the default values for the parameters, if needed. */
- switch (shm_offset) {
- case B43_QOS_VOICE:
- aifs = (p->aifs == -1) ? 2 : p->aifs;
- cw_min = (p->cw_min == 0) ? ((aCWmin + 1) / 4 - 1) : p->cw_min;
- cw_max = (p->cw_max == 0) ? ((aCWmin + 1) / 2 - 1) : p->cw_max;
- break;
- case B43_QOS_VIDEO:
- aifs = (p->aifs == -1) ? 2 : p->aifs;
- cw_min = (p->cw_min == 0) ? ((aCWmin + 1) / 2 - 1) : p->cw_min;
- cw_max = (p->cw_max == 0) ? aCWmin : p->cw_max;
- break;
- case B43_QOS_BESTEFFORT:
- aifs = (p->aifs == -1) ? 3 : p->aifs;
- cw_min = (p->cw_min == 0) ? aCWmin : p->cw_min;
- cw_max = (p->cw_max == 0) ? aCWmax : p->cw_max;
- break;
- case B43_QOS_BACKGROUND:
- aifs = (p->aifs == -1) ? 7 : p->aifs;
- cw_min = (p->cw_min == 0) ? aCWmin : p->cw_min;
- cw_max = (p->cw_max == 0) ? aCWmax : p->cw_max;
- break;
- default:
- B43_WARN_ON(1);
- return;
- }
- if (cw_min <= 0)
- cw_min = aCWmin;
- if (cw_max <= 0)
- cw_max = aCWmin;
- bslots = b43_read16(dev, B43_MMIO_RNG) % cw_min;
+ bslots = b43_read16(dev, B43_MMIO_RNG) & p->cw_min;
memset(&params, 0, sizeof(params));
params[B43_QOSPARAM_TXOP] = p->txop * 32;
- params[B43_QOSPARAM_CWMIN] = cw_min;
- params[B43_QOSPARAM_CWMAX] = cw_max;
- params[B43_QOSPARAM_CWCUR] = cw_min;
- params[B43_QOSPARAM_AIFS] = aifs;
+ params[B43_QOSPARAM_CWMIN] = p->cw_min;
+ params[B43_QOSPARAM_CWMAX] = p->cw_max;
+ params[B43_QOSPARAM_CWCUR] = p->cw_min;
+ params[B43_QOSPARAM_AIFS] = p->aifs;
params[B43_QOSPARAM_BSLOTS] = bslots;
- params[B43_QOSPARAM_REGGAP] = bslots + aifs;
+ params[B43_QOSPARAM_REGGAP] = bslots + p->aifs;
for (i = 0; i < ARRAY_SIZE(params); i++) {
if (i == B43_QOSPARAM_STATUS) {
@@ -3060,8 +3182,7 @@ static void b43_qos_update_work(struct work_struct *work)
mutex_unlock(&wl->mutex);
}
-static int b43_op_conf_tx(struct ieee80211_hw *hw,
- int _queue,
+static int b43_op_conf_tx(struct ieee80211_hw *hw, u16 _queue,
const struct ieee80211_tx_queue_params *params)
{
struct b43_wl *wl = hw_to_b43_wl(hw);
@@ -3309,8 +3430,9 @@ static int b43_op_config(struct ieee80211_hw *hw, struct ieee80211_conf *conf)
antenna = b43_antenna_from_ieee80211(dev, conf->antenna_sel_rx);
b43_set_rx_antenna(dev, antenna);
- /* Update templates for AP mode. */
- if (b43_is_mode(wl, IEEE80211_IF_TYPE_AP))
+ /* Update templates for AP/mesh mode. */
+ if (b43_is_mode(wl, IEEE80211_IF_TYPE_AP) ||
+ b43_is_mode(wl, IEEE80211_IF_TYPE_MESH_POINT))
b43_set_beacon_int(dev, conf->beacon_int);
if (!!conf->radio_enabled != phy->radio_on) {
@@ -3361,6 +3483,13 @@ static int b43_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
if (!dev || b43_status(dev) < B43_STAT_INITIALIZED)
goto out_unlock;
+ if (dev->fw.pcm_request_failed) {
+ /* We don't have firmware for the crypto engine.
+ * Must use software-crypto. */
+ err = -EOPNOTSUPP;
+ goto out_unlock;
+ }
+
err = -EINVAL;
switch (key->alg) {
case ALG_WEP:
@@ -3491,13 +3620,16 @@ static int b43_op_config_interface(struct ieee80211_hw *hw,
else
memset(wl->bssid, 0, ETH_ALEN);
if (b43_status(dev) >= B43_STAT_INITIALIZED) {
- if (b43_is_mode(wl, IEEE80211_IF_TYPE_AP)) {
- B43_WARN_ON(conf->type != IEEE80211_IF_TYPE_AP);
- b43_set_ssid(dev, conf->ssid, conf->ssid_len);
- if (conf->beacon) {
- b43_update_templates(wl, conf->beacon,
- conf->beacon_control);
- }
+ if (b43_is_mode(wl, IEEE80211_IF_TYPE_AP) ||
+ b43_is_mode(wl, IEEE80211_IF_TYPE_MESH_POINT)) {
+ B43_WARN_ON(vif->type != wl->if_type);
+ if (conf->changed & IEEE80211_IFCC_SSID)
+ b43_set_ssid(dev, conf->ssid, conf->ssid_len);
+ if (conf->changed & IEEE80211_IFCC_BEACON)
+ b43_update_templates(wl);
+ } else if (b43_is_mode(wl, IEEE80211_IF_TYPE_IBSS)) {
+ if (conf->changed & IEEE80211_IFCC_BEACON)
+ b43_update_templates(wl);
}
b43_write_mac_bssid_templates(dev);
}
@@ -3562,7 +3694,6 @@ static int b43_wireless_core_start(struct b43_wldev *dev)
/* Start data flow (TX/RX). */
b43_mac_enable(dev);
b43_interrupt_enable(dev, dev->irq_savedstate);
- ieee80211_start_queues(dev->wl->hw);
/* Start maintainance work */
b43_periodic_tasks_setup(dev);
@@ -3703,8 +3834,8 @@ static void setup_struct_phy_for_init(struct b43_wldev *dev,
lo = phy->lo_control;
if (lo) {
memset(lo, 0, sizeof(*(phy->lo_control)));
- lo->rebuild = 1;
lo->tx_bias = 0xFF;
+ INIT_LIST_HEAD(&lo->calib_list);
}
phy->max_lb_gain = 0;
phy->trsw_rx_gain = 0;
@@ -4035,6 +4166,7 @@ static int b43_op_add_interface(struct ieee80211_hw *hw,
/* TODO: allow WDS/AP devices to coexist */
if (conf->type != IEEE80211_IF_TYPE_AP &&
+ conf->type != IEEE80211_IF_TYPE_MESH_POINT &&
conf->type != IEEE80211_IF_TYPE_STA &&
conf->type != IEEE80211_IF_TYPE_WDS &&
conf->type != IEEE80211_IF_TYPE_IBSS)
@@ -4185,33 +4317,10 @@ out_unlock:
static int b43_op_beacon_set_tim(struct ieee80211_hw *hw, int aid, int set)
{
struct b43_wl *wl = hw_to_b43_wl(hw);
- struct sk_buff *beacon;
- unsigned long flags;
- struct ieee80211_tx_control txctl;
-
- /* We could modify the existing beacon and set the aid bit in
- * the TIM field, but that would probably require resizing and
- * moving of data within the beacon template.
- * Simply request a new beacon and let mac80211 do the hard work. */
- beacon = ieee80211_beacon_get(hw, wl->vif, &txctl);
- if (unlikely(!beacon))
- return -ENOMEM;
- spin_lock_irqsave(&wl->irq_lock, flags);
- b43_update_templates(wl, beacon, &txctl);
- spin_unlock_irqrestore(&wl->irq_lock, flags);
-
- return 0;
-}
-
-static int b43_op_ibss_beacon_update(struct ieee80211_hw *hw,
- struct sk_buff *beacon,
- struct ieee80211_tx_control *ctl)
-{
- struct b43_wl *wl = hw_to_b43_wl(hw);
unsigned long flags;
spin_lock_irqsave(&wl->irq_lock, flags);
- b43_update_templates(wl, beacon, ctl);
+ b43_update_templates(wl);
spin_unlock_irqrestore(&wl->irq_lock, flags);
return 0;
@@ -4242,7 +4351,6 @@ static const struct ieee80211_ops b43_hw_ops = {
.stop = b43_op_stop,
.set_retry_limit = b43_op_set_retry_limit,
.set_tim = b43_op_beacon_set_tim,
- .beacon_update = b43_op_ibss_beacon_update,
.sta_notify = b43_op_sta_notify,
};
@@ -4538,10 +4646,10 @@ static int b43_wireless_init(struct ssb_device *dev)
/* fill hw info */
hw->flags = IEEE80211_HW_HOST_GEN_BEACON_TEMPLATE |
- IEEE80211_HW_RX_INCLUDES_FCS;
- hw->max_signal = 100;
- hw->max_rssi = -110;
- hw->max_noise = -110;
+ IEEE80211_HW_RX_INCLUDES_FCS |
+ IEEE80211_HW_SIGNAL_DBM |
+ IEEE80211_HW_NOISE_DBM;
+
hw->queues = b43_modparam_qos ? 4 : 1;
SET_IEEE80211_DEV(hw, dev->dev);
if (is_valid_ether_addr(sprom->et1mac))
diff --git a/drivers/net/wireless/b43/main.h b/drivers/net/wireless/b43/main.h
index 5230aeca78b..f871a252cb5 100644
--- a/drivers/net/wireless/b43/main.h
+++ b/drivers/net/wireless/b43/main.h
@@ -95,9 +95,13 @@ void b43_tsf_read(struct b43_wldev *dev, u64 * tsf);
void b43_tsf_write(struct b43_wldev *dev, u64 tsf);
u32 b43_shm_read32(struct b43_wldev *dev, u16 routing, u16 offset);
+u32 __b43_shm_read32(struct b43_wldev *dev, u16 routing, u16 offset);
u16 b43_shm_read16(struct b43_wldev *dev, u16 routing, u16 offset);
+u16 __b43_shm_read16(struct b43_wldev *dev, u16 routing, u16 offset);
void b43_shm_write32(struct b43_wldev *dev, u16 routing, u16 offset, u32 value);
+void __b43_shm_write32(struct b43_wldev *dev, u16 routing, u16 offset, u32 value);
void b43_shm_write16(struct b43_wldev *dev, u16 routing, u16 offset, u16 value);
+void __b43_shm_write16(struct b43_wldev *dev, u16 routing, u16 offset, u16 value);
u64 b43_hf_read(struct b43_wldev *dev);
void b43_hf_write(struct b43_wldev *dev, u64 value);
@@ -114,4 +118,7 @@ void b43_controller_restart(struct b43_wldev *dev, const char *reason);
#define B43_PS_ASLEEP (1 << 3) /* Force device asleep */
void b43_power_saving_ctl_bits(struct b43_wldev *dev, unsigned int ps_flags);
+void b43_mac_suspend(struct b43_wldev *dev);
+void b43_mac_enable(struct b43_wldev *dev);
+
#endif /* B43_MAIN_H_ */
diff --git a/drivers/net/wireless/b43/nphy.c b/drivers/net/wireless/b43/nphy.c
index 8695eb22347..644eed993be 100644
--- a/drivers/net/wireless/b43/nphy.c
+++ b/drivers/net/wireless/b43/nphy.c
@@ -29,8 +29,6 @@
#include "nphy.h"
#include "tables_nphy.h"
-#include <linux/delay.h>
-
void b43_nphy_set_rxantenna(struct b43_wldev *dev, int antenna)
{//TODO
diff --git a/drivers/net/wireless/b43/phy.c b/drivers/net/wireless/b43/phy.c
index de024dc0371..305d4cd6fd0 100644
--- a/drivers/net/wireless/b43/phy.c
+++ b/drivers/net/wireless/b43/phy.c
@@ -28,6 +28,7 @@
#include <linux/delay.h>
#include <linux/io.h>
#include <linux/types.h>
+#include <linux/bitrev.h>
#include "b43.h"
#include "phy.h"
@@ -83,25 +84,9 @@ const u8 b43_radio_channel_codes_bg[] = {
72, 84,
};
+#define bitrev4(tmp) (bitrev8(tmp) >> 4)
static void b43_phy_initg(struct b43_wldev *dev);
-/* Reverse the bits of a 4bit value.
- * Example: 1101 is flipped 1011
- */
-static u16 flip_4bit(u16 value)
-{
- u16 flipped = 0x0000;
-
- B43_WARN_ON(value & ~0x000F);
-
- flipped |= (value & 0x0001) << 3;
- flipped |= (value & 0x0002) << 1;
- flipped |= (value & 0x0004) >> 1;
- flipped |= (value & 0x0008) >> 3;
-
- return flipped;
-}
-
static void generate_rfatt_list(struct b43_wldev *dev,
struct b43_rfatt_list *list)
{
@@ -145,8 +130,7 @@ static void generate_rfatt_list(struct b43_wldev *dev,
{.att = 9,.with_padmix = 1,},
};
- if ((phy->type == B43_PHYTYPE_A && phy->rev < 5) ||
- (phy->type == B43_PHYTYPE_G && phy->rev < 6)) {
+ if (!b43_has_hardware_pctl(phy)) {
/* Software pctl */
list->list = rfatt_0;
list->len = ARRAY_SIZE(rfatt_0);
@@ -158,7 +142,7 @@ static void generate_rfatt_list(struct b43_wldev *dev,
/* Hardware pctl */
list->list = rfatt_1;
list->len = ARRAY_SIZE(rfatt_1);
- list->min_val = 2;
+ list->min_val = 0;
list->max_val = 14;
return;
}
@@ -346,6 +330,7 @@ void b43_set_txpower_g(struct b43_wldev *dev,
/* Save the values for later */
phy->tx_control = tx_control;
memcpy(&phy->rfatt, rfatt, sizeof(*rfatt));
+ phy->rfatt.with_padmix = !!(tx_control & B43_TXCTL_TXMIX);
memcpy(&phy->bbatt, bbatt, sizeof(*bbatt));
if (b43_debug(dev, B43_DBG_XMITPOWER)) {
@@ -559,11 +544,6 @@ static void b43_gphy_gain_lt_init(struct b43_wldev *dev)
u16 tmp;
u8 rf, bb;
- if (!lo->lo_measured) {
- b43_phy_write(dev, 0x3FF, 0);
- return;
- }
-
for (rf = 0; rf < lo->rfatt_list.len; rf++) {
for (bb = 0; bb < lo->bbatt_list.len; bb++) {
if (nr_written >= 0x40)
@@ -581,42 +561,6 @@ static void b43_gphy_gain_lt_init(struct b43_wldev *dev)
}
}
-/* GPHY_DC_Lookup_Table */
-void b43_gphy_dc_lt_init(struct b43_wldev *dev)
-{
- struct b43_phy *phy = &dev->phy;
- struct b43_txpower_lo_control *lo = phy->lo_control;
- struct b43_loctl *loctl0;
- struct b43_loctl *loctl1;
- int i;
- int rf_offset, bb_offset;
- u16 tmp;
-
- for (i = 0; i < lo->rfatt_list.len + lo->bbatt_list.len; i += 2) {
- rf_offset = i / lo->rfatt_list.len;
- bb_offset = i % lo->rfatt_list.len;
-
- loctl0 = b43_get_lo_g_ctl(dev, &lo->rfatt_list.list[rf_offset],
- &lo->bbatt_list.list[bb_offset]);
- if (i + 1 < lo->rfatt_list.len * lo->bbatt_list.len) {
- rf_offset = (i + 1) / lo->rfatt_list.len;
- bb_offset = (i + 1) % lo->rfatt_list.len;
-
- loctl1 =
- b43_get_lo_g_ctl(dev,
- &lo->rfatt_list.list[rf_offset],
- &lo->bbatt_list.list[bb_offset]);
- } else
- loctl1 = loctl0;
-
- tmp = ((u16) loctl0->q & 0xF);
- tmp |= ((u16) loctl0->i & 0xF) << 4;
- tmp |= ((u16) loctl1->q & 0xF) << 8;
- tmp |= ((u16) loctl1->i & 0xF) << 12; //FIXME?
- b43_phy_write(dev, 0x3A0 + (i / 2), tmp);
- }
-}
-
static void hardware_pctl_init_aphy(struct b43_wldev *dev)
{
//TODO
@@ -643,7 +587,7 @@ static void hardware_pctl_init_gphy(struct b43_wldev *dev)
b43_phy_write(dev, 0x0801, b43_phy_read(dev, 0x0801)
& 0xFFBF);
- b43_gphy_dc_lt_init(dev);
+ b43_gphy_dc_lt_init(dev, 1);
}
/* HardwarePowerControl init for A and G PHY */
@@ -931,109 +875,6 @@ static void b43_phy_inita(struct b43_wldev *dev)
}
}
-static void b43_phy_initb2(struct b43_wldev *dev)
-{
- struct b43_phy *phy = &dev->phy;
- u16 offset, val;
-
- b43_write16(dev, 0x03EC, 0x3F22);
- b43_phy_write(dev, 0x0020, 0x301C);
- b43_phy_write(dev, 0x0026, 0x0000);
- b43_phy_write(dev, 0x0030, 0x00C6);
- b43_phy_write(dev, 0x0088, 0x3E00);
- val = 0x3C3D;
- for (offset = 0x0089; offset < 0x00A7; offset++) {
- b43_phy_write(dev, offset, val);
- val -= 0x0202;
- }
- b43_phy_write(dev, 0x03E4, 0x3000);
- b43_radio_selectchannel(dev, phy->channel, 0);
- if (phy->radio_ver != 0x2050) {
- b43_radio_write16(dev, 0x0075, 0x0080);
- b43_radio_write16(dev, 0x0079, 0x0081);
- }
- b43_radio_write16(dev, 0x0050, 0x0020);
- b43_radio_write16(dev, 0x0050, 0x0023);
- if (phy->radio_ver == 0x2050) {
- b43_radio_write16(dev, 0x0050, 0x0020);
- b43_radio_write16(dev, 0x005A, 0x0070);
- b43_radio_write16(dev, 0x005B, 0x007B);
- b43_radio_write16(dev, 0x005C, 0x00B0);
- b43_radio_write16(dev, 0x007A, 0x000F);
- b43_phy_write(dev, 0x0038, 0x0677);
- b43_radio_init2050(dev);
- }
- b43_phy_write(dev, 0x0014, 0x0080);
- b43_phy_write(dev, 0x0032, 0x00CA);
- b43_phy_write(dev, 0x0032, 0x00CC);
- b43_phy_write(dev, 0x0035, 0x07C2);
- b43_lo_b_measure(dev);
- b43_phy_write(dev, 0x0026, 0xCC00);
- if (phy->radio_ver != 0x2050)
- b43_phy_write(dev, 0x0026, 0xCE00);
- b43_write16(dev, B43_MMIO_CHANNEL_EXT, 0x1000);
- b43_phy_write(dev, 0x002A, 0x88A3);
- if (phy->radio_ver != 0x2050)
- b43_phy_write(dev, 0x002A, 0x88C2);
- b43_set_txpower_g(dev, &phy->bbatt, &phy->rfatt, phy->tx_control);
- b43_phy_init_pctl(dev);
-}
-
-static void b43_phy_initb4(struct b43_wldev *dev)
-{
- struct b43_phy *phy = &dev->phy;
- u16 offset, val;
-
- b43_write16(dev, 0x03EC, 0x3F22);
- b43_phy_write(dev, 0x0020, 0x301C);
- b43_phy_write(dev, 0x0026, 0x0000);
- b43_phy_write(dev, 0x0030, 0x00C6);
- b43_phy_write(dev, 0x0088, 0x3E00);
- val = 0x3C3D;
- for (offset = 0x0089; offset < 0x00A7; offset++) {
- b43_phy_write(dev, offset, val);
- val -= 0x0202;
- }
- b43_phy_write(dev, 0x03E4, 0x3000);
- b43_radio_selectchannel(dev, phy->channel, 0);
- if (phy->radio_ver != 0x2050) {
- b43_radio_write16(dev, 0x0075, 0x0080);
- b43_radio_write16(dev, 0x0079, 0x0081);
- }
- b43_radio_write16(dev, 0x0050, 0x0020);
- b43_radio_write16(dev, 0x0050, 0x0023);
- if (phy->radio_ver == 0x2050) {
- b43_radio_write16(dev, 0x0050, 0x0020);
- b43_radio_write16(dev, 0x005A, 0x0070);
- b43_radio_write16(dev, 0x005B, 0x007B);
- b43_radio_write16(dev, 0x005C, 0x00B0);
- b43_radio_write16(dev, 0x007A, 0x000F);
- b43_phy_write(dev, 0x0038, 0x0677);
- b43_radio_init2050(dev);
- }
- b43_phy_write(dev, 0x0014, 0x0080);
- b43_phy_write(dev, 0x0032, 0x00CA);
- if (phy->radio_ver == 0x2050)
- b43_phy_write(dev, 0x0032, 0x00E0);
- b43_phy_write(dev, 0x0035, 0x07C2);
-
- b43_lo_b_measure(dev);
-
- b43_phy_write(dev, 0x0026, 0xCC00);
- if (phy->radio_ver == 0x2050)
- b43_phy_write(dev, 0x0026, 0xCE00);
- b43_write16(dev, B43_MMIO_CHANNEL_EXT, 0x1100);
- b43_phy_write(dev, 0x002A, 0x88A3);
- if (phy->radio_ver == 0x2050)
- b43_phy_write(dev, 0x002A, 0x88C2);
- b43_set_txpower_g(dev, &phy->bbatt, &phy->rfatt, phy->tx_control);
- if (dev->dev->bus->sprom.boardflags_lo & B43_BFL_RSSI) {
- b43_calc_nrssi_slope(dev);
- b43_calc_nrssi_threshold(dev);
- }
- b43_phy_init_pctl(dev);
-}
-
static void b43_phy_initb5(struct b43_wldev *dev)
{
struct ssb_bus *bus = dev->dev->bus;
@@ -1259,19 +1100,9 @@ static void b43_phy_initb6(struct b43_wldev *dev)
b43_phy_write(dev, 0x0002, (b43_phy_read(dev, 0x0002) & 0xFFC0)
| 0x0004);
}
- if (phy->type == B43_PHYTYPE_B) {
- b43_write16(dev, 0x03E6, 0x8140);
- b43_phy_write(dev, 0x0016, 0x0410);
- b43_phy_write(dev, 0x0017, 0x0820);
- b43_phy_write(dev, 0x0062, 0x0007);
- b43_radio_init2050(dev);
- b43_lo_g_measure(dev);
- if (dev->dev->bus->sprom.boardflags_lo & B43_BFL_RSSI) {
- b43_calc_nrssi_slope(dev);
- b43_calc_nrssi_threshold(dev);
- }
- b43_phy_init_pctl(dev);
- } else if (phy->type == B43_PHYTYPE_G)
+ if (phy->type == B43_PHYTYPE_B)
+ B43_WARN_ON(1);
+ else if (phy->type == B43_PHYTYPE_G)
b43_write16(dev, 0x03E6, 0x0);
}
@@ -1534,34 +1365,31 @@ static void b43_phy_initg(struct b43_wldev *dev)
else
b43_radio_write16(dev, 0x0078, phy->initval);
}
- if (phy->lo_control->tx_bias == 0xFF) {
- b43_lo_g_measure(dev);
+ b43_lo_g_init(dev);
+ if (has_tx_magnification(phy)) {
+ b43_radio_write16(dev, 0x52,
+ (b43_radio_read16(dev, 0x52) & 0xFF00)
+ | phy->lo_control->tx_bias | phy->
+ lo_control->tx_magn);
} else {
- if (has_tx_magnification(phy)) {
- b43_radio_write16(dev, 0x52,
- (b43_radio_read16(dev, 0x52) & 0xFF00)
- | phy->lo_control->tx_bias | phy->
- lo_control->tx_magn);
- } else {
- b43_radio_write16(dev, 0x52,
- (b43_radio_read16(dev, 0x52) & 0xFFF0)
- | phy->lo_control->tx_bias);
- }
- if (phy->rev >= 6) {
- b43_phy_write(dev, B43_PHY_CCK(0x36),
- (b43_phy_read(dev, B43_PHY_CCK(0x36))
- & 0x0FFF) | (phy->lo_control->
- tx_bias << 12));
- }
- if (dev->dev->bus->sprom.boardflags_lo & B43_BFL_PACTRL)
- b43_phy_write(dev, B43_PHY_CCK(0x2E), 0x8075);
- else
- b43_phy_write(dev, B43_PHY_CCK(0x2E), 0x807F);
- if (phy->rev < 2)
- b43_phy_write(dev, B43_PHY_CCK(0x2F), 0x101);
- else
- b43_phy_write(dev, B43_PHY_CCK(0x2F), 0x202);
+ b43_radio_write16(dev, 0x52,
+ (b43_radio_read16(dev, 0x52) & 0xFFF0)
+ | phy->lo_control->tx_bias);
}
+ if (phy->rev >= 6) {
+ b43_phy_write(dev, B43_PHY_CCK(0x36),
+ (b43_phy_read(dev, B43_PHY_CCK(0x36))
+ & 0x0FFF) | (phy->lo_control->
+ tx_bias << 12));
+ }
+ if (dev->dev->bus->sprom.boardflags_lo & B43_BFL_PACTRL)
+ b43_phy_write(dev, B43_PHY_CCK(0x2E), 0x8075);
+ else
+ b43_phy_write(dev, B43_PHY_CCK(0x2E), 0x807F);
+ if (phy->rev < 2)
+ b43_phy_write(dev, B43_PHY_CCK(0x2F), 0x101);
+ else
+ b43_phy_write(dev, B43_PHY_CCK(0x2F), 0x202);
if (phy->gmode || phy->rev >= 2) {
b43_lo_g_adjust(dev);
b43_phy_write(dev, B43_PHY_LO_MASK, 0x8078);
@@ -1572,7 +1400,7 @@ static void b43_phy_initg(struct b43_wldev *dev)
* the value 0x7FFFFFFF here. I think that is some weird
* compiler optimization in the original driver.
* Essentially, what we do here is resetting all NRSSI LT
- * entries to -32 (see the limit_value() in nrssi_hw_update())
+ * entries to -32 (see the clamp_val() in nrssi_hw_update())
*/
b43_nrssi_hw_update(dev, 0xFFFF); //FIXME?
b43_calc_nrssi_threshold(dev);
@@ -1634,13 +1462,13 @@ static s8 b43_phy_estimate_power_out(struct b43_wldev *dev, s8 tssi)
switch (phy->type) {
case B43_PHYTYPE_A:
tmp += 0x80;
- tmp = limit_value(tmp, 0x00, 0xFF);
+ tmp = clamp_val(tmp, 0x00, 0xFF);
dbm = phy->tssi2dbm[tmp];
//TODO: There's a FIXME on the specs
break;
case B43_PHYTYPE_B:
case B43_PHYTYPE_G:
- tmp = limit_value(tmp, 0x00, 0x3F);
+ tmp = clamp_val(tmp, 0x00, 0x3F);
dbm = phy->tssi2dbm[tmp];
break;
default:
@@ -1699,8 +1527,8 @@ void b43_put_attenuation_into_ranges(struct b43_wldev *dev,
break;
}
- *_rfatt = limit_value(rfatt, rf_min, rf_max);
- *_bbatt = limit_value(bbatt, bb_min, bb_max);
+ *_rfatt = clamp_val(rfatt, rf_min, rf_max);
+ *_bbatt = clamp_val(bbatt, bb_min, bb_max);
}
/* http://bcm-specs.sipsolutions.net/RecalculateTransmissionPower */
@@ -1795,7 +1623,7 @@ void b43_phy_xmitpower(struct b43_wldev *dev)
/* Get desired power (in Q5.2) */
desired_pwr = INT_TO_Q52(phy->power_level);
/* And limit it. max_pwr already is Q5.2 */
- desired_pwr = limit_value(desired_pwr, 0, max_pwr);
+ desired_pwr = clamp_val(desired_pwr, 0, max_pwr);
if (b43_debug(dev, B43_DBG_XMITPOWER)) {
b43dbg(dev->wl,
"Current TX power output: " Q52_FMT
@@ -1821,10 +1649,8 @@ void b43_phy_xmitpower(struct b43_wldev *dev)
bbatt_delta -= 4 * rfatt_delta;
/* So do we finally need to adjust something? */
- if ((rfatt_delta == 0) && (bbatt_delta == 0)) {
- b43_lo_g_ctl_mark_cur_used(dev);
+ if ((rfatt_delta == 0) && (bbatt_delta == 0))
return;
- }
/* Calculate the new attenuation values. */
bbatt = phy->bbatt.att;
@@ -1870,7 +1696,6 @@ void b43_phy_xmitpower(struct b43_wldev *dev)
b43_radio_lock(dev);
b43_set_txpower_g(dev, &phy->bbatt, &phy->rfatt,
phy->tx_control);
- b43_lo_g_ctl_mark_cur_used(dev);
b43_radio_unlock(dev);
b43_phy_unlock(dev);
break;
@@ -1908,7 +1733,7 @@ static inline
f = q;
i++;
} while (delta >= 2);
- entry[index] = limit_value(b43_tssi2dbm_ad(m1 * f, 8192), -127, 128);
+ entry[index] = clamp_val(b43_tssi2dbm_ad(m1 * f, 8192), -127, 128);
return 0;
}
@@ -2007,24 +1832,6 @@ int b43_phy_init(struct b43_wldev *dev)
else
unsupported = 1;
break;
- case B43_PHYTYPE_B:
- switch (phy->rev) {
- case 2:
- b43_phy_initb2(dev);
- break;
- case 4:
- b43_phy_initb4(dev);
- break;
- case 5:
- b43_phy_initb5(dev);
- break;
- case 6:
- b43_phy_initb6(dev);
- break;
- default:
- unsupported = 1;
- }
- break;
case B43_PHYTYPE_G:
b43_phy_initg(dev);
break;
@@ -2452,7 +2259,7 @@ void b43_nrssi_hw_update(struct b43_wldev *dev, u16 val)
for (i = 0; i < 64; i++) {
tmp = b43_nrssi_hw_read(dev, i);
tmp -= val;
- tmp = limit_value(tmp, -32, 31);
+ tmp = clamp_val(tmp, -32, 31);
b43_nrssi_hw_write(dev, i, tmp);
}
}
@@ -2469,7 +2276,7 @@ void b43_nrssi_mem_update(struct b43_wldev *dev)
tmp = (i - delta) * phy->nrssislope;
tmp /= 0x10000;
tmp += 0x3A;
- tmp = limit_value(tmp, 0, 0x3F);
+ tmp = clamp_val(tmp, 0, 0x3F);
phy->nrssi_lt[i] = tmp;
}
}
@@ -2906,7 +2713,7 @@ void b43_calc_nrssi_threshold(struct b43_wldev *dev)
} else
threshold = phy->nrssi[1] - 5;
- threshold = limit_value(threshold, 0, 0x3E);
+ threshold = clamp_val(threshold, 0, 0x3E);
b43_phy_read(dev, 0x0020); /* dummy read */
b43_phy_write(dev, 0x0020,
(((u16) threshold) << 8) | 0x001C);
@@ -2957,7 +2764,7 @@ void b43_calc_nrssi_threshold(struct b43_wldev *dev)
else
a += 32;
a = a >> 6;
- a = limit_value(a, -31, 31);
+ a = clamp_val(a, -31, 31);
b = b * (phy->nrssi[1] - phy->nrssi[0]);
b += (phy->nrssi[0] << 6);
@@ -2966,7 +2773,7 @@ void b43_calc_nrssi_threshold(struct b43_wldev *dev)
else
b += 32;
b = b >> 6;
- b = limit_value(b, -31, 31);
+ b = clamp_val(b, -31, 31);
tmp_u16 = b43_phy_read(dev, 0x048A) & 0xF000;
tmp_u16 |= ((u32) b & 0x0000003F);
@@ -3069,13 +2876,13 @@ b43_radio_interference_mitigation_enable(struct b43_wldev *dev, int mode)
}
radio_stacksave(0x0078);
tmp = (b43_radio_read16(dev, 0x0078) & 0x001E);
- flipped = flip_4bit(tmp);
+ B43_WARN_ON(tmp > 15);
+ flipped = bitrev4(tmp);
if (flipped < 10 && flipped >= 8)
flipped = 7;
else if (flipped >= 10)
flipped -= 3;
- flipped = flip_4bit(flipped);
- flipped = (flipped << 1) | 0x0020;
+ flipped = (bitrev4(flipped) << 1) | 0x0020;
b43_radio_write16(dev, 0x0078, flipped);
b43_calc_nrssi_threshold(dev);
@@ -3708,7 +3515,7 @@ u16 b43_radio_init2050(struct b43_wldev *dev)
tmp1 >>= 9;
for (i = 0; i < 16; i++) {
- radio78 = ((flip_4bit(i) << 1) | 0x20);
+ radio78 = (bitrev4(i) << 1) | 0x0020;
b43_radio_write16(dev, 0x78, radio78);
udelay(10);
for (j = 0; j < 16; j++) {
diff --git a/drivers/net/wireless/b43/phy.h b/drivers/net/wireless/b43/phy.h
index 6d165d82217..4aab1090352 100644
--- a/drivers/net/wireless/b43/phy.h
+++ b/drivers/net/wireless/b43/phy.h
@@ -225,7 +225,6 @@ int b43_phy_init(struct b43_wldev *dev);
void b43_set_rx_antenna(struct b43_wldev *dev, int antenna);
void b43_phy_xmitpower(struct b43_wldev *dev);
-void b43_gphy_dc_lt_init(struct b43_wldev *dev);
/* Returns the boolean whether the board has HardwarePowerControl */
bool b43_has_hardware_pctl(struct b43_phy *phy);
@@ -252,6 +251,14 @@ struct b43_rfatt_list {
u8 max_val;
};
+/* Returns true, if the values are the same. */
+static inline bool b43_compare_rfatt(const struct b43_rfatt *a,
+ const struct b43_rfatt *b)
+{
+ return ((a->att == b->att) &&
+ (a->with_padmix == b->with_padmix));
+}
+
/* Baseband Attenuation */
struct b43_bbatt {
u8 att; /* Attenuation value */
@@ -265,6 +272,13 @@ struct b43_bbatt_list {
u8 max_val;
};
+/* Returns true, if the values are the same. */
+static inline bool b43_compare_bbatt(const struct b43_bbatt *a,
+ const struct b43_bbatt *b)
+{
+ return (a->att == b->att);
+}
+
/* tx_control bits. */
#define B43_TXCTL_PA3DB 0x40 /* PA Gain 3dB */
#define B43_TXCTL_PA2DB 0x20 /* PA Gain 2dB */
diff --git a/drivers/net/wireless/b43/pio.c b/drivers/net/wireless/b43/pio.c
index fcacafb0434..40159126759 100644
--- a/drivers/net/wireless/b43/pio.c
+++ b/drivers/net/wireless/b43/pio.c
@@ -446,29 +446,27 @@ static void pio_tx_frame_4byte_queue(struct b43_pio_txpacket *pack,
}
static int pio_tx_frame(struct b43_pio_txqueue *q,
- struct sk_buff *skb,
- struct ieee80211_tx_control *ctl)
+ struct sk_buff *skb)
{
struct b43_pio_txpacket *pack;
struct b43_txhdr txhdr;
u16 cookie;
int err;
unsigned int hdrlen;
+ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
B43_WARN_ON(list_empty(&q->packets_list));
pack = list_entry(q->packets_list.next,
struct b43_pio_txpacket, list);
- memset(&pack->txstat, 0, sizeof(pack->txstat));
- memcpy(&pack->txstat.control, ctl, sizeof(*ctl));
cookie = generate_cookie(q, pack);
hdrlen = b43_txhdr_size(q->dev);
err = b43_generate_txhdr(q->dev, (u8 *)&txhdr, skb->data,
- skb->len, ctl, cookie);
+ skb->len, info, cookie);
if (err)
return err;
- if (ctl->flags & IEEE80211_TXCTL_SEND_AFTER_DTIM) {
+ if (info->flags & IEEE80211_TX_CTL_SEND_AFTER_DTIM) {
/* Tell the firmware about the cookie of the last
* mcast frame, so it can clear the more-data bit in it. */
b43_shm_write16(q->dev, B43_SHM_SHARED,
@@ -492,17 +490,18 @@ static int pio_tx_frame(struct b43_pio_txqueue *q,
return 0;
}
-int b43_pio_tx(struct b43_wldev *dev,
- struct sk_buff *skb, struct ieee80211_tx_control *ctl)
+int b43_pio_tx(struct b43_wldev *dev, struct sk_buff *skb)
{
struct b43_pio_txqueue *q;
struct ieee80211_hdr *hdr;
unsigned long flags;
unsigned int hdrlen, total_len;
int err = 0;
+ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
hdr = (struct ieee80211_hdr *)skb->data;
- if (ctl->flags & IEEE80211_TXCTL_SEND_AFTER_DTIM) {
+
+ if (info->flags & IEEE80211_TX_CTL_SEND_AFTER_DTIM) {
/* The multicast queue will be sent after the DTIM. */
q = dev->pio.tx_queue_mcast;
/* Set the frame More-Data bit. Ucode will clear it
@@ -510,7 +509,7 @@ int b43_pio_tx(struct b43_wldev *dev,
hdr->frame_control |= cpu_to_le16(IEEE80211_FCTL_MOREDATA);
} else {
/* Decide by priority where to put this frame. */
- q = select_queue_by_priority(dev, ctl->queue);
+ q = select_queue_by_priority(dev, skb_get_queue_mapping(skb));
}
spin_lock_irqsave(&q->lock, flags);
@@ -533,7 +532,7 @@ int b43_pio_tx(struct b43_wldev *dev,
if (total_len > (q->buffer_size - q->buffer_used)) {
/* Not enough memory on the queue. */
err = -EBUSY;
- ieee80211_stop_queue(dev->wl->hw, ctl->queue);
+ ieee80211_stop_queue(dev->wl->hw, skb_get_queue_mapping(skb));
q->stopped = 1;
goto out_unlock;
}
@@ -541,9 +540,9 @@ int b43_pio_tx(struct b43_wldev *dev,
/* Assign the queue number to the ring (if not already done before)
* so TX status handling can use it. The mac80211-queue to b43-queue
* mapping is static, so we don't need to store it per frame. */
- q->queue_prio = ctl->queue;
+ q->queue_prio = skb_get_queue_mapping(skb);
- err = pio_tx_frame(q, skb, ctl);
+ err = pio_tx_frame(q, skb);
if (unlikely(err == -ENOKEY)) {
/* Drop this packet, as we don't have the encryption key
* anymore and must not transmit it unencrypted. */
@@ -561,7 +560,7 @@ int b43_pio_tx(struct b43_wldev *dev,
if (((q->buffer_size - q->buffer_used) < roundup(2 + 2 + 6, 4)) ||
(q->free_packet_slots == 0)) {
/* The queue is full. */
- ieee80211_stop_queue(dev->wl->hw, ctl->queue);
+ ieee80211_stop_queue(dev->wl->hw, skb_get_queue_mapping(skb));
q->stopped = 1;
}
@@ -578,6 +577,7 @@ void b43_pio_handle_txstatus(struct b43_wldev *dev,
struct b43_pio_txqueue *q;
struct b43_pio_txpacket *pack = NULL;
unsigned int total_len;
+ struct ieee80211_tx_info *info;
q = parse_cookie(dev, status->cookie, &pack);
if (unlikely(!q))
@@ -586,15 +586,17 @@ void b43_pio_handle_txstatus(struct b43_wldev *dev,
spin_lock(&q->lock); /* IRQs are already disabled. */
- b43_fill_txstatus_report(&(pack->txstat), status);
+ info = IEEE80211_SKB_CB(pack->skb);
+ memset(&info->status, 0, sizeof(info->status));
+
+ b43_fill_txstatus_report(info, status);
total_len = pack->skb->len + b43_txhdr_size(dev);
total_len = roundup(total_len, 4);
q->buffer_used -= total_len;
q->free_packet_slots += 1;
- ieee80211_tx_status_irqsafe(dev->wl->hw, pack->skb,
- &(pack->txstat));
+ ieee80211_tx_status_irqsafe(dev->wl->hw, pack->skb);
pack->skb = NULL;
list_add(&pack->list, &q->packets_list);
@@ -611,18 +613,16 @@ void b43_pio_get_tx_stats(struct b43_wldev *dev,
{
const int nr_queues = dev->wl->hw->queues;
struct b43_pio_txqueue *q;
- struct ieee80211_tx_queue_stats_data *data;
unsigned long flags;
int i;
for (i = 0; i < nr_queues; i++) {
- data = &(stats->data[i]);
q = select_queue_by_priority(dev, i);
spin_lock_irqsave(&q->lock, flags);
- data->len = B43_PIO_MAX_NR_TXPACKETS - q->free_packet_slots;
- data->limit = B43_PIO_MAX_NR_TXPACKETS;
- data->count = q->nr_tx_packets;
+ stats[i].len = B43_PIO_MAX_NR_TXPACKETS - q->free_packet_slots;
+ stats[i].limit = B43_PIO_MAX_NR_TXPACKETS;
+ stats[i].count = q->nr_tx_packets;
spin_unlock_irqrestore(&q->lock, flags);
}
}
diff --git a/drivers/net/wireless/b43/pio.h b/drivers/net/wireless/b43/pio.h
index e2ec676cc9e..6c174c91ca2 100644
--- a/drivers/net/wireless/b43/pio.h
+++ b/drivers/net/wireless/b43/pio.h
@@ -62,8 +62,6 @@ struct b43_pio_txpacket {
struct b43_pio_txqueue *queue;
/* The TX data packet. */
struct sk_buff *skb;
- /* The status meta data. */
- struct ieee80211_tx_status txstat;
/* Index in the (struct b43_pio_txqueue)->packets array. */
u8 index;
@@ -167,8 +165,7 @@ int b43_pio_init(struct b43_wldev *dev);
void b43_pio_stop(struct b43_wldev *dev);
void b43_pio_free(struct b43_wldev *dev);
-int b43_pio_tx(struct b43_wldev *dev,
- struct sk_buff *skb, struct ieee80211_tx_control *ctl);
+int b43_pio_tx(struct b43_wldev *dev, struct sk_buff *skb);
void b43_pio_handle_txstatus(struct b43_wldev *dev,
const struct b43_txstatus *status);
void b43_pio_get_tx_stats(struct b43_wldev *dev,
@@ -193,8 +190,7 @@ static inline void b43_pio_stop(struct b43_wldev *dev)
{
}
static inline int b43_pio_tx(struct b43_wldev *dev,
- struct sk_buff *skb,
- struct ieee80211_tx_control *ctl)
+ struct sk_buff *skb)
{
return 0;
}
diff --git a/drivers/net/wireless/b43/rfkill.c b/drivers/net/wireless/b43/rfkill.c
index 11f53cb1139..fec5645944a 100644
--- a/drivers/net/wireless/b43/rfkill.c
+++ b/drivers/net/wireless/b43/rfkill.c
@@ -43,6 +43,23 @@ static bool b43_is_hw_radio_enabled(struct b43_wldev *dev)
return 0;
}
+/* Update the rfkill state */
+static void b43_rfkill_update_state(struct b43_wldev *dev)
+{
+ struct b43_rfkill *rfk = &(dev->wl->rfkill);
+
+ if (!dev->radio_hw_enable) {
+ rfk->rfkill->state = RFKILL_STATE_HARD_BLOCKED;
+ return;
+ }
+
+ if (!dev->phy.radio_on)
+ rfk->rfkill->state = RFKILL_STATE_SOFT_BLOCKED;
+ else
+ rfk->rfkill->state = RFKILL_STATE_UNBLOCKED;
+
+}
+
/* The poll callback for the hardware button. */
static void b43_rfkill_poll(struct input_polled_dev *poll_dev)
{
@@ -60,6 +77,7 @@ static void b43_rfkill_poll(struct input_polled_dev *poll_dev)
if (unlikely(enabled != dev->radio_hw_enable)) {
dev->radio_hw_enable = enabled;
report_change = 1;
+ b43_rfkill_update_state(dev);
b43info(wl, "Radio hardware status changed to %s\n",
enabled ? "ENABLED" : "DISABLED");
}
@@ -88,7 +106,7 @@ static int b43_rfkill_soft_toggle(void *data, enum rfkill_state state)
goto out_unlock;
err = 0;
switch (state) {
- case RFKILL_STATE_ON:
+ case RFKILL_STATE_UNBLOCKED:
if (!dev->radio_hw_enable) {
/* No luck. We can't toggle the hardware RF-kill
* button from software. */
@@ -98,10 +116,13 @@ static int b43_rfkill_soft_toggle(void *data, enum rfkill_state state)
if (!dev->phy.radio_on)
b43_radio_turn_on(dev);
break;
- case RFKILL_STATE_OFF:
+ case RFKILL_STATE_SOFT_BLOCKED:
if (dev->phy.radio_on)
b43_radio_turn_off(dev, 0);
break;
+ default:
+ b43warn(wl, "Received unexpected rfkill state %d.\n", state);
+ break;
}
out_unlock:
mutex_unlock(&wl->mutex);
@@ -132,7 +153,7 @@ void b43_rfkill_init(struct b43_wldev *dev)
snprintf(rfk->name, sizeof(rfk->name),
"b43-%s", wiphy_name(wl->hw->wiphy));
rfk->rfkill->name = rfk->name;
- rfk->rfkill->state = RFKILL_STATE_ON;
+ rfk->rfkill->state = RFKILL_STATE_UNBLOCKED;
rfk->rfkill->data = dev;
rfk->rfkill->toggle_radio = b43_rfkill_soft_toggle;
rfk->rfkill->user_claim_unsupported = 1;
diff --git a/drivers/net/wireless/b43/xmit.c b/drivers/net/wireless/b43/xmit.c
index 19aefbfb2c9..8d54502222a 100644
--- a/drivers/net/wireless/b43/xmit.c
+++ b/drivers/net/wireless/b43/xmit.c
@@ -185,15 +185,15 @@ int b43_generate_txhdr(struct b43_wldev *dev,
u8 *_txhdr,
const unsigned char *fragment_data,
unsigned int fragment_len,
- const struct ieee80211_tx_control *txctl,
+ const struct ieee80211_tx_info *info,
u16 cookie)
{
struct b43_txhdr *txhdr = (struct b43_txhdr *)_txhdr;
const struct b43_phy *phy = &dev->phy;
const struct ieee80211_hdr *wlhdr =
(const struct ieee80211_hdr *)fragment_data;
- int use_encryption = (!(txctl->flags & IEEE80211_TXCTL_DO_NOT_ENCRYPT));
- u16 fctl = le16_to_cpu(wlhdr->frame_control);
+ int use_encryption = (!(info->flags & IEEE80211_TX_CTL_DO_NOT_ENCRYPT));
+ __le16 fctl = wlhdr->frame_control;
struct ieee80211_rate *fbrate;
u8 rate, rate_fb;
int rate_ofdm, rate_fb_ofdm;
@@ -201,13 +201,14 @@ int b43_generate_txhdr(struct b43_wldev *dev,
u32 mac_ctl = 0;
u16 phy_ctl = 0;
u8 extra_ft = 0;
+ struct ieee80211_rate *txrate;
memset(txhdr, 0, sizeof(*txhdr));
- WARN_ON(!txctl->tx_rate);
- rate = txctl->tx_rate ? txctl->tx_rate->hw_value : B43_CCK_RATE_1MB;
+ txrate = ieee80211_get_tx_rate(dev->wl->hw, info);
+ rate = txrate ? txrate->hw_value : B43_CCK_RATE_1MB;
rate_ofdm = b43_is_ofdm_rate(rate);
- fbrate = txctl->alt_retry_rate ? : txctl->tx_rate;
+ fbrate = ieee80211_get_alt_retry_rate(dev->wl->hw, info) ? : txrate;
rate_fb = fbrate->hw_value;
rate_fb_ofdm = b43_is_ofdm_rate(rate_fb);
@@ -227,15 +228,13 @@ int b43_generate_txhdr(struct b43_wldev *dev,
* use the original dur_id field. */
txhdr->dur_fb = wlhdr->duration_id;
} else {
- txhdr->dur_fb = ieee80211_generic_frame_duration(dev->wl->hw,
- txctl->vif,
- fragment_len,
- fbrate);
+ txhdr->dur_fb = ieee80211_generic_frame_duration(
+ dev->wl->hw, info->control.vif, fragment_len, fbrate);
}
plcp_fragment_len = fragment_len + FCS_LEN;
if (use_encryption) {
- u8 key_idx = (u16) (txctl->key_idx);
+ u8 key_idx = info->control.hw_key->hw_key_idx;
struct b43_key *key;
int wlhdr_len;
size_t iv_len;
@@ -253,15 +252,15 @@ int b43_generate_txhdr(struct b43_wldev *dev,
}
/* Hardware appends ICV. */
- plcp_fragment_len += txctl->icv_len;
+ plcp_fragment_len += info->control.icv_len;
key_idx = b43_kidx_to_fw(dev, key_idx);
mac_ctl |= (key_idx << B43_TXH_MAC_KEYIDX_SHIFT) &
B43_TXH_MAC_KEYIDX;
mac_ctl |= (key->algorithm << B43_TXH_MAC_KEYALG_SHIFT) &
B43_TXH_MAC_KEYALG;
- wlhdr_len = ieee80211_get_hdrlen(fctl);
- iv_len = min((size_t) txctl->iv_len,
+ wlhdr_len = ieee80211_hdrlen(fctl);
+ iv_len = min((size_t) info->control.iv_len,
ARRAY_SIZE(txhdr->iv));
memcpy(txhdr->iv, ((u8 *) wlhdr) + wlhdr_len, iv_len);
}
@@ -292,10 +291,10 @@ int b43_generate_txhdr(struct b43_wldev *dev,
phy_ctl |= B43_TXH_PHY_ENC_OFDM;
else
phy_ctl |= B43_TXH_PHY_ENC_CCK;
- if (txctl->flags & IEEE80211_TXCTL_SHORT_PREAMBLE)
+ if (info->flags & IEEE80211_TX_CTL_SHORT_PREAMBLE)
phy_ctl |= B43_TXH_PHY_SHORTPRMBL;
- switch (b43_ieee80211_antenna_sanitize(dev, txctl->antenna_sel_tx)) {
+ switch (b43_ieee80211_antenna_sanitize(dev, info->antenna_sel_tx)) {
case 0: /* Default */
phy_ctl |= B43_TXH_PHY_ANT01AUTO;
break;
@@ -316,34 +315,36 @@ int b43_generate_txhdr(struct b43_wldev *dev,
}
/* MAC control */
- if (!(txctl->flags & IEEE80211_TXCTL_NO_ACK))
+ if (!(info->flags & IEEE80211_TX_CTL_NO_ACK))
mac_ctl |= B43_TXH_MAC_ACK;
- if (!(((fctl & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_CTL) &&
- ((fctl & IEEE80211_FCTL_STYPE) == IEEE80211_STYPE_PSPOLL)))
+ /* use hardware sequence counter as the non-TID counter */
+ if (info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ)
mac_ctl |= B43_TXH_MAC_HWSEQ;
- if (txctl->flags & IEEE80211_TXCTL_FIRST_FRAGMENT)
+ if (info->flags & IEEE80211_TX_CTL_FIRST_FRAGMENT)
mac_ctl |= B43_TXH_MAC_STMSDU;
if (phy->type == B43_PHYTYPE_A)
mac_ctl |= B43_TXH_MAC_5GHZ;
- if (txctl->flags & IEEE80211_TXCTL_LONG_RETRY_LIMIT)
+ if (info->flags & IEEE80211_TX_CTL_LONG_RETRY_LIMIT)
mac_ctl |= B43_TXH_MAC_LONGFRAME;
/* Generate the RTS or CTS-to-self frame */
- if ((txctl->flags & IEEE80211_TXCTL_USE_RTS_CTS) ||
- (txctl->flags & IEEE80211_TXCTL_USE_CTS_PROTECT)) {
+ if ((info->flags & IEEE80211_TX_CTL_USE_RTS_CTS) ||
+ (info->flags & IEEE80211_TX_CTL_USE_CTS_PROTECT)) {
unsigned int len;
struct ieee80211_hdr *hdr;
int rts_rate, rts_rate_fb;
int rts_rate_ofdm, rts_rate_fb_ofdm;
struct b43_plcp_hdr6 *plcp;
+ struct ieee80211_rate *rts_cts_rate;
- WARN_ON(!txctl->rts_cts_rate);
- rts_rate = txctl->rts_cts_rate ? txctl->rts_cts_rate->hw_value : B43_CCK_RATE_1MB;
+ rts_cts_rate = ieee80211_get_rts_cts_rate(dev->wl->hw, info);
+
+ rts_rate = rts_cts_rate ? rts_cts_rate->hw_value : B43_CCK_RATE_1MB;
rts_rate_ofdm = b43_is_ofdm_rate(rts_rate);
rts_rate_fb = b43_calc_fallback_rate(rts_rate);
rts_rate_fb_ofdm = b43_is_ofdm_rate(rts_rate_fb);
- if (txctl->flags & IEEE80211_TXCTL_USE_CTS_PROTECT) {
+ if (info->flags & IEEE80211_TX_CTL_USE_CTS_PROTECT) {
struct ieee80211_cts *cts;
if (b43_is_old_txhdr_format(dev)) {
@@ -353,9 +354,9 @@ int b43_generate_txhdr(struct b43_wldev *dev,
cts = (struct ieee80211_cts *)
(txhdr->new_format.rts_frame);
}
- ieee80211_ctstoself_get(dev->wl->hw, txctl->vif,
+ ieee80211_ctstoself_get(dev->wl->hw, info->control.vif,
fragment_data, fragment_len,
- txctl, cts);
+ info, cts);
mac_ctl |= B43_TXH_MAC_SENDCTS;
len = sizeof(struct ieee80211_cts);
} else {
@@ -368,9 +369,9 @@ int b43_generate_txhdr(struct b43_wldev *dev,
rts = (struct ieee80211_rts *)
(txhdr->new_format.rts_frame);
}
- ieee80211_rts_get(dev->wl->hw, txctl->vif,
+ ieee80211_rts_get(dev->wl->hw, info->control.vif,
fragment_data, fragment_len,
- txctl, rts);
+ info, rts);
mac_ctl |= B43_TXH_MAC_SENDRTS;
len = sizeof(struct ieee80211_rts);
}
@@ -508,7 +509,7 @@ void b43_rx(struct b43_wldev *dev, struct sk_buff *skb, const void *_rxhdr)
struct b43_plcp_hdr6 *plcp;
struct ieee80211_hdr *wlhdr;
const struct b43_rxhdr_fw4 *rxhdr = _rxhdr;
- u16 fctl;
+ __le16 fctl;
u16 phystat0, phystat3, chanstat, mactime;
u32 macstat;
u16 chanid;
@@ -548,7 +549,7 @@ void b43_rx(struct b43_wldev *dev, struct sk_buff *skb, const void *_rxhdr)
goto drop;
}
wlhdr = (struct ieee80211_hdr *)(skb->data);
- fctl = le16_to_cpu(wlhdr->frame_control);
+ fctl = wlhdr->frame_control;
if (macstat & B43_RX_MAC_DEC) {
unsigned int keyidx;
@@ -563,7 +564,7 @@ void b43_rx(struct b43_wldev *dev, struct sk_buff *skb, const void *_rxhdr)
B43_WARN_ON(keyidx >= dev->max_nr_keys);
if (dev->key[keyidx].algorithm != B43_SEC_ALGO_NONE) {
- wlhdr_len = ieee80211_get_hdrlen(fctl);
+ wlhdr_len = ieee80211_hdrlen(fctl);
if (unlikely(skb->len < (wlhdr_len + 3))) {
b43dbg(dev->wl,
"RX: Packet size underrun (3)\n");
@@ -581,12 +582,11 @@ void b43_rx(struct b43_wldev *dev, struct sk_buff *skb, const void *_rxhdr)
// and also find out what the maximum possible value is.
// Fill status.ssi and status.signal fields.
} else {
- status.ssi = b43_rssi_postprocess(dev, rxhdr->jssi,
+ status.signal = b43_rssi_postprocess(dev, rxhdr->jssi,
(phystat0 & B43_RX_PHYST0_OFDM),
(phystat0 & B43_RX_PHYST0_GAINCTL),
(phystat3 & B43_RX_PHYST3_TRSTATE));
- /* the next line looks wrong, but is what mac80211 wants */
- status.signal = (rxhdr->jssi * 100) / B43_RX_MAX_SSI;
+ status.qual = (rxhdr->jssi * 100) / B43_RX_MAX_SSI;
}
if (phystat0 & B43_RX_PHYST0_OFDM)
@@ -604,9 +604,7 @@ void b43_rx(struct b43_wldev *dev, struct sk_buff *skb, const void *_rxhdr)
* of timestamp, i.e. about 65 milliseconds after the PHY received
* the first symbol.
*/
- if (((fctl & (IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE))
- == (IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_BEACON)) ||
- dev->wl->radiotap_enabled) {
+ if (ieee80211_is_beacon(fctl) || dev->wl->radiotap_enabled) {
u16 low_mactime_now;
b43_tsf_read(dev, &status.mactime);
@@ -685,27 +683,27 @@ void b43_handle_txstatus(struct b43_wldev *dev,
/* Fill out the mac80211 TXstatus report based on the b43-specific
* txstatus report data. This returns a boolean whether the frame was
* successfully transmitted. */
-bool b43_fill_txstatus_report(struct ieee80211_tx_status *report,
+bool b43_fill_txstatus_report(struct ieee80211_tx_info *report,
const struct b43_txstatus *status)
{
bool frame_success = 1;
if (status->acked) {
/* The frame was ACKed. */
- report->flags |= IEEE80211_TX_STATUS_ACK;
+ report->flags |= IEEE80211_TX_STAT_ACK;
} else {
/* The frame was not ACKed... */
- if (!(report->control.flags & IEEE80211_TXCTL_NO_ACK)) {
+ if (!(report->flags & IEEE80211_TX_CTL_NO_ACK)) {
/* ...but we expected an ACK. */
frame_success = 0;
- report->excessive_retries = 1;
+ report->status.excessive_retries = 1;
}
}
if (status->frame_count == 0) {
/* The frame was not transmitted at all. */
- report->retry_count = 0;
+ report->status.retry_count = 0;
} else
- report->retry_count = status->frame_count - 1;
+ report->status.retry_count = status->frame_count - 1;
return frame_success;
}
diff --git a/drivers/net/wireless/b43/xmit.h b/drivers/net/wireless/b43/xmit.h
index b05f44e0d62..0215faf4754 100644
--- a/drivers/net/wireless/b43/xmit.h
+++ b/drivers/net/wireless/b43/xmit.h
@@ -178,7 +178,7 @@ int b43_generate_txhdr(struct b43_wldev *dev,
u8 * txhdr,
const unsigned char *fragment_data,
unsigned int fragment_len,
- const struct ieee80211_tx_control *txctl, u16 cookie);
+ const struct ieee80211_tx_info *txctl, u16 cookie);
/* Transmit Status */
struct b43_txstatus {
@@ -294,7 +294,7 @@ void b43_rx(struct b43_wldev *dev, struct sk_buff *skb, const void *_rxhdr);
void b43_handle_txstatus(struct b43_wldev *dev,
const struct b43_txstatus *status);
-bool b43_fill_txstatus_report(struct ieee80211_tx_status *report,
+bool b43_fill_txstatus_report(struct ieee80211_tx_info *report,
const struct b43_txstatus *status);
void b43_tx_suspend(struct b43_wldev *dev);
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-19 07:36:03 +0000