static void bcm43xx_phy_initg(struct bcm43xx_private *bcm);
+static inline
+void bcm43xx_voluntary_preempt(void)
+{
+ assert(!in_atomic() && !in_irq() &&
+ !in_interrupt() && !irqs_disabled());
+#ifndef CONFIG_PREEMPT
+ cond_resched();
+#endif /* CONFIG_PREEMPT */
+}
+
void bcm43xx_raw_phy_lock(struct bcm43xx_private *bcm)
{
struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
void bcm43xx_phy_calibrate(struct bcm43xx_private *bcm)
{
struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
- unsigned long flags;
bcm43xx_read32(bcm, BCM43xx_MMIO_STATUS_BITFIELD); /* Dummy read. */
if (phy->calibrated)
return;
if (phy->type == BCM43xx_PHYTYPE_G && phy->rev == 1) {
- /* We do not want to be preempted while calibrating
- * the hardware.
- */
- local_irq_save(flags);
-
bcm43xx_wireless_core_reset(bcm, 0);
bcm43xx_phy_initg(bcm);
bcm43xx_wireless_core_reset(bcm, 1);
-
- local_irq_restore(flags);
}
phy->calibrated = 1;
}
{
int i;
u16 ret = 0;
+ unsigned long flags;
+ local_irq_save(flags);
for (i = 0; i < 10; i++){
bcm43xx_phy_write(bcm, 0x0015, 0xAFA0);
udelay(1);
udelay(40);
ret += bcm43xx_phy_read(bcm, 0x002C);
}
+ local_irq_restore(flags);
+ bcm43xx_voluntary_preempt();
return ret;
}
u16 bcm43xx_phy_lo_g_deviation_subval(struct bcm43xx_private *bcm, u16 control)
{
struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+ u16 ret;
+ unsigned long flags;
+ local_irq_save(flags);
if (phy->connected) {
bcm43xx_phy_write(bcm, 0x15, 0xE300);
control <<= 8;
bcm43xx_phy_write(bcm, 0x0015, control | 0xFFE0);
udelay(8);
}
+ ret = bcm43xx_phy_read(bcm, 0x002D);
+ local_irq_restore(flags);
+ bcm43xx_voluntary_preempt();
- return bcm43xx_phy_read(bcm, 0x002D);
+ return ret;
}
static u32 bcm43xx_phy_lo_g_singledeviation(struct bcm43xx_private *bcm, u16 control)
void bcm43xx_phy_lo_g_measure(struct bcm43xx_private *bcm)
{
static const u8 pairorder[10] = { 3, 1, 5, 7, 9, 2, 0, 4, 6, 8 };
- const int is_initializing = bcm43xx_is_initializing(bcm);
+ const int is_initializing = (bcm43xx_status(bcm) == BCM43xx_STAT_INITIALIZING);
struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
u16 h, i, oldi = 0, j;
bcm43xx_radio_write16(bcm, 0x43, i);
bcm43xx_radio_write16(bcm, 0x52, radio->txctl2);
udelay(10);
+ bcm43xx_voluntary_preempt();
bcm43xx_phy_set_baseband_attenuation(bcm, j * 2);
radio->txctl2
| (3/*txctl1*/ << 4));//FIXME: shouldn't txctl1 be zero here and 3 in the loop above?
udelay(10);
+ bcm43xx_voluntary_preempt();
bcm43xx_phy_set_baseband_attenuation(bcm, j * 2);
bcm43xx_phy_write(bcm, 0x0812, (r27 << 8) | 0xA2);
udelay(2);
bcm43xx_phy_write(bcm, 0x0812, (r27 << 8) | 0xA3);
+ bcm43xx_voluntary_preempt();
} else
bcm43xx_phy_write(bcm, 0x0015, r27 | 0xEFA0);
bcm43xx_phy_lo_adjust(bcm, is_initializing);
{
struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
int err = -ENODEV;
- unsigned long flags;
-
- /* We do not want to be preempted while calibrating
- * the hardware.
- */
- local_irq_save(flags);
switch (phy->type) {
case BCM43xx_PHYTYPE_A:
err = 0;
break;
}
- local_irq_restore(flags);
if (err)
printk(KERN_WARNING PFX "Unknown PHYTYPE found!\n");