From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail-fx0-f211.google.com ([209.85.220.211]:53036 "EHLO mail-fx0-f211.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756345Ab0BDLa4 (ORCPT ); Thu, 4 Feb 2010 06:30:56 -0500 Received: by fxm3 with SMTP id 3so2448023fxm.39 for ; Thu, 04 Feb 2010 03:30:55 -0800 (PST) From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= To: linux-wireless@vger.kernel.org, "John W. Linville" Cc: bcm43xx-dev@lists.berlios.de, =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= Subject: [PATCH 2/5] b43: N-PHY: load generated samples Date: Thu, 4 Feb 2010 12:23:09 +0100 Message-Id: <1265282592-25491-2-git-send-email-zajec5@gmail.com> In-Reply-To: <1265282592-25491-1-git-send-email-zajec5@gmail.com> References: <1265282592-25491-1-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 | 26 +++++++++++++++++++++++++- 1 files changed, 25 insertions(+), 1 deletions(-) diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c index 8992457..89e9d66 100644 --- a/drivers/net/wireless/b43/phy_n.c +++ b/drivers/net/wireless/b43/phy_n.c @@ -956,6 +956,30 @@ static void b43_nphy_workarounds(struct b43_wldev *dev) b43_nphy_stay_in_carrier_search(dev, 0); } +/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/LoadSampleTable */ +static void b43_nphy_load_samples(struct b43_wldev *dev, + struct b43_c32 *samples, u16 len) { + struct b43_phy_n *nphy = dev->phy.n; + u16 i; + u32 *data; + + data = kzalloc(len * sizeof(u32), GFP_KERNEL); + + if (nphy->hang_avoid) + b43_nphy_stay_in_carrier_search(dev, 1); + + for (i = 0; i < len; i++) { + data[i] = (samples[i].i & 0x3FF << 10); + data[i] |= samples[i].q & 0x3FF; + } + b43_ntab_write_bulk(dev, B43_NTAB32(17, 0), len, data); + + kfree(data); + + if (nphy->hang_avoid) + b43_nphy_stay_in_carrier_search(dev, 0); +} + /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/GenLoadSamples */ static u16 b43_nphy_gen_load_samples(struct b43_wldev *dev, u32 freq, u16 max, bool test) @@ -991,7 +1015,7 @@ static u16 b43_nphy_gen_load_samples(struct b43_wldev *dev, u32 freq, u16 max, samples[i].i = CORDIC_CONVERT(samples[i].i * max); } - /* TODO: Call N PHY Load Sample Table with buffer, len as arguments */ + b43_nphy_load_samples(dev, samples, len); kfree(samples); return len; } -- 1.6.4.2