diff options
| author | Rafał Miłecki <zajec5@gmail.com> | 2014-09-10 09:07:13 +0200 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2014-09-11 21:27:36 +0200 |
| commit | bc944506551536dca2b85188b34cc2cf556492db (patch) | |
| tree | 1f55c04f63cd86dfc20027098b444d2f02150069 /drivers/net/wireless/b43 | |
| parent | rtlwifi: btcoexist: Fix "always true" warning from commit ed364abffd6e (diff) | |
| download | linux-bc944506551536dca2b85188b34cc2cf556492db.tar.xz linux-bc944506551536dca2b85188b34cc2cf556492db.zip | |
b43: HT-PHY: Set MAC frequency to correct values
I misunderstood original Broadcom comment and used wrong values.
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/b43')
| -rw-r--r-- | drivers/net/wireless/b43/main.c | 17 | ||||
| -rw-r--r-- | drivers/net/wireless/b43/phy_ht.c | 16 |
2 files changed, 17 insertions, 16 deletions
diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c index 66ff718cc412..165dbc35eba2 100644 --- a/drivers/net/wireless/b43/main.c +++ b/drivers/net/wireless/b43/main.c @@ -2985,7 +2985,22 @@ void b43_mac_switch_freq(struct b43_wldev *dev, u8 spurmode) { u16 chip_id = dev->dev->chip_id; - if (chip_id == BCMA_CHIP_ID_BCM43131 || + if (chip_id == BCMA_CHIP_ID_BCM4331) { + switch (spurmode) { + case 2: /* 168 Mhz: 2^26/168 = 0x61862 */ + b43_write16(dev, B43_MMIO_TSF_CLK_FRAC_LOW, 0x1862); + b43_write16(dev, B43_MMIO_TSF_CLK_FRAC_HIGH, 0x6); + break; + case 1: /* 164 Mhz: 2^26/164 = 0x63e70 */ + b43_write16(dev, B43_MMIO_TSF_CLK_FRAC_LOW, 0x3e70); + b43_write16(dev, B43_MMIO_TSF_CLK_FRAC_HIGH, 0x6); + break; + default: /* 160 Mhz: 2^26/160 = 0x66666 */ + b43_write16(dev, B43_MMIO_TSF_CLK_FRAC_LOW, 0x6666); + b43_write16(dev, B43_MMIO_TSF_CLK_FRAC_HIGH, 0x6); + break; + } + } else if (chip_id == BCMA_CHIP_ID_BCM43131 || chip_id == BCMA_CHIP_ID_BCM43217 || chip_id == BCMA_CHIP_ID_BCM43222 || chip_id == BCMA_CHIP_ID_BCM43224 || diff --git a/drivers/net/wireless/b43/phy_ht.c b/drivers/net/wireless/b43/phy_ht.c index de52d4869ef2..a3796029bae6 100644 --- a/drivers/net/wireless/b43/phy_ht.c +++ b/drivers/net/wireless/b43/phy_ht.c @@ -728,7 +728,6 @@ static void b43_phy_ht_spur_avoid(struct b43_wldev *dev, { struct bcma_device *core = dev->dev->bdev; int spuravoid = 0; - u16 tmp; /* Check for 13 and 14 is just a guess, we don't have enough logs. */ if (new_channel->hw_value == 13 || new_channel->hw_value == 14) @@ -741,20 +740,7 @@ static void b43_phy_ht_spur_avoid(struct b43_wldev *dev, B43_BCMA_CLKCTLST_80211_PLL_ST | B43_BCMA_CLKCTLST_PHY_PLL_ST, false); - /* Values has been taken from wlc_bmac_switch_macfreq comments */ - switch (spuravoid) { - case 2: /* 126MHz */ - tmp = 0x2082; - break; - case 1: /* 123MHz */ - tmp = 0x5341; - break; - default: /* 120MHz */ - tmp = 0x8889; - } - - b43_write16(dev, B43_MMIO_TSF_CLK_FRAC_LOW, tmp); - b43_write16(dev, B43_MMIO_TSF_CLK_FRAC_HIGH, 0x8); + b43_mac_switch_freq(dev, spuravoid); /* TODO: reset PLL */ |