From 765b07e46725287ceb1be648b6cb5988fbb585f2 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Rafa=C5=82=20Mi=C5=82ecki?= Date: Sun, 28 Aug 2011 19:59:28 +0200 Subject: [PATCH] b43: LCN-PHY: implement saving and restoring PHY & radio configuration MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Signed-off-by: Rafał Miłecki Signed-off-by: John W. Linville --- drivers/net/wireless/b43/phy_lcn.c | 35 ++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) diff --git a/drivers/net/wireless/b43/phy_lcn.c b/drivers/net/wireless/b43/phy_lcn.c index 483953665d08..b617e1f8ca28 100644 --- a/drivers/net/wireless/b43/phy_lcn.c +++ b/drivers/net/wireless/b43/phy_lcn.c @@ -213,6 +213,39 @@ static void b43_phy_lcn_pre_radio_init(struct b43_wldev *dev) /* TODO: more ops */ } +static void b43_phy_lcn_save_configsth_restore(struct b43_wldev *dev) +{ + u8 i; + + u16 save_radio_regs[6][2] = { + { 0x007, 0 }, { 0x0ff, 0 }, { 0x11f, 0 }, { 0x005, 0 }, + { 0x025, 0 }, { 0x112, 0 }, + }; + u16 save_phy_regs[14][2] = { + { 0x503, 0 }, { 0x4a4, 0 }, { 0x4d0, 0 }, { 0x4d9, 0 }, + { 0x4da, 0 }, { 0x4a6, 0 }, { 0x938, 0 }, { 0x939, 0 }, + { 0x4d8, 0 }, { 0x4d0, 0 }, { 0x4d7, 0 }, { 0x4a5, 0 }, + { 0x40d, 0 }, { 0x4a2, 0 }, + }; + u16 save_radio_4a4; + + for (i = 0; i < 6; i++) + save_radio_regs[i][1] = b43_radio_read(dev, + save_radio_regs[i][0]); + for (i = 0; i < 14; i++) + save_phy_regs[i][1] = b43_phy_read(dev, save_phy_regs[i][0]); + save_radio_4a4 = b43_radio_read(dev, 0x4a4); + + /* TODO: config sth */ + + for (i = 0; i < 6; i++) + b43_radio_write(dev, save_radio_regs[i][0], + save_radio_regs[i][1]); + for (i = 0; i < 14; i++) + b43_phy_write(dev, save_phy_regs[i][0], save_phy_regs[i][1]); + b43_radio_write(dev, 0x4a4, save_radio_4a4); +} + /************************************************** * Channel switching ops. **************************************************/ @@ -297,6 +330,8 @@ static int b43_phy_lcn_op_init(struct b43_wldev *dev) else B43_WARN_ON(1); + b43_phy_lcn_save_configsth_restore(dev); + return 0; } -- 2.20.1