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mt76x0: use bus helper to identify rf access method

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Use mt76_is_usb() to identify RF access method instead of
MT76_STATE_MCU_RUNNING flag and add warning since MCU has
to be initialized before we can access RF registers via MCU.

Signed-off-by: Stanislaw Gruszka <[email protected]>
Signed-off-by: Felix Fietkau <[email protected]>
This commit is contained in:
Stanislaw Gruszka
2018-10-08 13:47:02 +02:00
committed by Felix Fietkau
parent c438e67e7d
commit c83abb86cb
1 changed files with 6 additions and 2 deletions
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mt76x0/phy.c
+6 -2
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@@ -111,12 +111,14 @@ out:
static int
rf_wr(struct mt76x02_dev *dev, u32 offset, u8 val)
{
if (test_bit(MT76_STATE_MCU_RUNNING, &dev->mt76.state)) {
if (mt76_is_usb(dev)) {
struct mt76_reg_pair pair = {
.reg = offset,
.value = val,
};
WARN_ON_ONCE(!test_bit(MT76_STATE_MCU_RUNNING,
&dev->mt76.state));
return mt76_wr_rp(dev, MT_MCU_MEMMAP_RF, &pair, 1);
} else {
return mt76x0_rf_csr_wr(dev, offset, val);
@@ -129,11 +131,13 @@ rf_rr(struct mt76x02_dev *dev, u32 offset)
int ret;
u32 val;
if (test_bit(MT76_STATE_MCU_RUNNING, &dev->mt76.state)) {
if (mt76_is_usb(dev)) {
struct mt76_reg_pair pair = {
.reg = offset,
};
WARN_ON_ONCE(!test_bit(MT76_STATE_MCU_RUNNING,
&dev->mt76.state));
ret = mt76_rd_rp(dev, MT_MCU_MEMMAP_RF, &pair, 1);
val = pair.value;
} else {