[PATCH 1/7] b43: N-PHY: drop reg 0x1 access restriction on new PHY revs

[Rafał Miłecki]

Initialization of N-PHY radio revs 5 and 7 requires writing to 0x1.

Signed-off-by: Rafał Miłecki <zaj...@gmail.com>
---
 drivers/net/wireless/b43/phy_n.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c
index 50ca6f8..1dba640 100644
--- a/drivers/net/wireless/b43/phy_n.c
+++ b/drivers/net/wireless/b43/phy_n.c
@@ -5834,7 +5834,7 @@ static void b43_nphy_op_maskset(struct b43_wldev *dev, 
u16 reg, u16 mask,
 static u16 b43_nphy_op_radio_read(struct b43_wldev *dev, u16 reg)
 {
        /* Register 1 is a 32-bit register. */
-       B43_WARN_ON(reg == 1);
+       B43_WARN_ON(dev->phy.rev < 7 && reg == 1);
 
        if (dev->phy.rev >= 7)
                reg |= 0x200; /* Radio 0x2057 */
@@ -5848,7 +5848,7 @@ static u16 b43_nphy_op_radio_read(struct b43_wldev *dev, 
u16 reg)
 static void b43_nphy_op_radio_write(struct b43_wldev *dev, u16 reg, u16 value)
 {
        /* Register 1 is a 32-bit register. */
-       B43_WARN_ON(reg == 1);
+       B43_WARN_ON(dev->phy.rev < 7 && reg == 1);
 
        b43_write16(dev, B43_MMIO_RADIO_CONTROL, reg);
        b43_write16(dev, B43_MMIO_RADIO_DATA_LOW, value);
-- 
1.8.4.5


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