From: Rafał Miłecki Date: Wed, 31 Aug 2011 21:36:18 +0000 (+0200) Subject: b43: LCN-PHY: rewrite 0x7 table at the end of init X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=095be64ebf112a7427490e360db4505ebd39a212;p=linux-beck.git b43: LCN-PHY: rewrite 0x7 table at the end of init This is not implemented in brcmsmac, but was noticed in (newer) wl. Can be workaround for some hardware bug. Signed-off-by: Rafał Miłecki Signed-off-by: John W. Linville --- diff --git a/drivers/net/wireless/b43/tables_phy_lcn.c b/drivers/net/wireless/b43/tables_phy_lcn.c index f74c00a34ad5..95efea645077 100644 --- a/drivers/net/wireless/b43/tables_phy_lcn.c +++ b/drivers/net/wireless/b43/tables_phy_lcn.c @@ -463,6 +463,17 @@ static void b43_phy_lcn_upload_static_tables(struct b43_wldev *dev) lcntab_upload(dev, B43_LCNTAB32(0x18, 0), b43_lcntab_0x18); } +/* Not implemented in brcmsmac, noticed in wl in MMIO dump */ +static void b43_phy_lcn_rewrite_tables(struct b43_wldev *dev) +{ + int i; + u32 tmp; + for (i = 0; i < 128; i++) { + tmp = b43_lcntab_read(dev, B43_LCNTAB32(0x7, 0x240 + i)); + b43_lcntab_write(dev, B43_LCNTAB32(0x7, 0x240 + i), tmp); + } +} + static void b43_phy_lcn_clean_0x18_table(struct b43_wldev *dev) { u8 i; @@ -475,5 +486,6 @@ void b43_phy_lcn_tables_init(struct b43_wldev *dev) { b43_phy_lcn_upload_static_tables(dev); /* TODO: various tables ops here */ + b43_phy_lcn_rewrite_tables(dev); b43_phy_lcn_clean_0x18_table(dev); }