[PATCH] b43: fix reading info about radio for new devices (cores 40 & 42)

[Rafał Miłecki]

This changes
b43-phy0: Found Radio: Manuf 0x17F, Version 0x7769, Revision 4
to the
b43-phy0: Found Radio: Manuf 0x17F, Version 0x2069, Revision 4
which matches what closed source driver reports:
$ wl revinfo
radiorev 0x42069000

Signed-off-by: Rafał Miłecki <zaj...@gmail.com>
---
 drivers/net/wireless/b43/main.c | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c
index 1b02016..83b2d56 100644
--- a/drivers/net/wireless/b43/main.c
+++ b/drivers/net/wireless/b43/main.c
@@ -4329,6 +4329,7 @@ static char *b43_phy_name(struct b43_wldev *dev, u8 
phy_type)
 static int b43_phy_versioning(struct b43_wldev *dev)
 {
        struct b43_phy *phy = &dev->phy;
+       const u8 core_rev = dev->dev->core_rev;
        u32 tmp;
        u8 analog_type;
        u8 phy_type;
@@ -4394,7 +4395,15 @@ static int b43_phy_versioning(struct b43_wldev *dev)
                analog_type, phy_type, b43_phy_name(dev, phy_type), phy_rev);
 
        /* Get RADIO versioning */
-       if (dev->dev->core_rev >= 24) {
+       if (core_rev == 40 || core_rev == 42) {
+               radio_manuf = 0x17F;
+
+               b43_write16(dev, B43_MMIO_RADIO24_CONTROL, 0);
+               radio_rev = b43_read16(dev, B43_MMIO_RADIO24_DATA);
+
+               b43_write16(dev, B43_MMIO_RADIO24_CONTROL, 1);
+               radio_ver = b43_read16(dev, B43_MMIO_RADIO24_DATA);
+       } else if (core_rev >= 24) {
                u16 radio24[3];
 
                for (tmp = 0; tmp < 3; tmp++) {
-- 
1.8.4.5


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