Return-path: Received: from mail-ew0-f46.google.com ([209.85.215.46]:64717 "EHLO mail-ew0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756791Ab0JFFuG (ORCPT ); Wed, 6 Oct 2010 01:50:06 -0400 Received: by ewy23 with SMTP id 23so2731852ewy.19 for ; Tue, 05 Oct 2010 22:50:05 -0700 (PDT) From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= To: linux-wireless@vger.kernel.org, "John W. Linville" Cc: b43-dev@lists.infradead.org, =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= Subject: [PATCH 1/3] b43: N-PHY: simplify channel switching Date: Wed, 6 Oct 2010 07:50:06 +0200 Message-Id: <1286344208-32479-2-git-send-email-zajec5@gmail.com> In-Reply-To: <1286344208-32479-1-git-send-email-zajec5@gmail.com> References: <1286344208-32479-1-git-send-email-zajec5@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: linux-wireless-owner@vger.kernel.org List-ID: Signed-off-by: Rafał Miłecki --- drivers/net/wireless/b43/phy_n.c | 27 +++++++++++---------------- 1 files changed, 11 insertions(+), 16 deletions(-) diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c index ac217da..47c58cd 100644 --- a/drivers/net/wireless/b43/phy_n.c +++ b/drivers/net/wireless/b43/phy_n.c @@ -73,7 +73,8 @@ static void b43_nphy_rf_control_override(struct b43_wldev *dev, u16 field, u16 value, u8 core, bool off); static void b43_nphy_rf_control_intc_override(struct b43_wldev *dev, u8 field, u16 value, u8 core); -static int nphy_channel_switch(struct b43_wldev *dev, unsigned int channel); +static int b43_nphy_op_switch_channel(struct b43_wldev *dev, + unsigned int new_channel); static inline bool b43_empty_chanspec(struct b43_chanspec *chanspec) { @@ -223,7 +224,7 @@ static void b43_radio_init2055_post(struct b43_wldev *dev) if (i) b43err(dev->wl, "radio post init timeout\n"); b43_radio_mask(dev, B2055_CAL_LPOCTL, 0xFF7F); - nphy_channel_switch(dev, dev->phy.channel); + b43_nphy_op_switch_channel(dev, dev->phy.channel); b43_radio_write(dev, B2055_C1_RX_BB_LPF, 0x9); b43_radio_write(dev, B2055_C2_RX_BB_LPF, 0x9); b43_radio_write(dev, B2055_C1_RX_BB_MIDACHP, 0x83); @@ -3438,18 +3439,6 @@ static int b43_nphy_set_chanspec(struct b43_wldev *dev, return 0; } -/* Tune the hardware to a new channel */ -static int nphy_channel_switch(struct b43_wldev *dev, unsigned int channel) -{ - struct b43_phy_n *nphy = dev->phy.n; - - struct b43_chanspec chanspec; - chanspec = nphy->radio_chanspec; - chanspec.channel = channel; - - return b43_nphy_set_chanspec(dev, chanspec); -} - static int b43_nphy_op_allocate(struct b43_wldev *dev) { struct b43_phy_n *nphy; @@ -3570,7 +3559,7 @@ static void b43_nphy_op_software_rfkill(struct b43_wldev *dev, } else { if (dev->phy.rev >= 3) { b43_radio_init2056(dev); - b43_nphy_set_chanspec(dev, nphy->radio_chanspec); + b43_nphy_op_switch_channel(dev, dev->phy.channel); } else { b43_radio_init2055(dev); } @@ -3586,6 +3575,9 @@ static void b43_nphy_op_switch_analog(struct b43_wldev *dev, bool on) static int b43_nphy_op_switch_channel(struct b43_wldev *dev, unsigned int new_channel) { + struct b43_phy_n *nphy = dev->phy.n; + struct b43_chanspec chanspec; + if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) { if ((new_channel < 1) || (new_channel > 14)) return -EINVAL; @@ -3594,7 +3586,10 @@ static int b43_nphy_op_switch_channel(struct b43_wldev *dev, return -EINVAL; } - return nphy_channel_switch(dev, new_channel); + chanspec = nphy->radio_chanspec; + chanspec.channel = new_channel; + + return b43_nphy_set_chanspec(dev, chanspec); } static unsigned int b43_nphy_op_get_default_chan(struct b43_wldev *dev) -- 1.7.1