From 78d57eb2b666617dd75aac0f1a420238004a98b3 Mon Sep 17 00:00:00 2001 From: Christian Lamparter Date: Sat, 6 Sep 2008 02:56:12 +0200 Subject: [PATCH] p54: add more rx filters This patch adds new filters settings to make the card more useful in monitor mode. Signed-off-by: Christian Lamparter Signed-off-by: John W. Linville --- drivers/net/wireless/p54/p54.h | 1 + drivers/net/wireless/p54/p54common.c | 26 +++++++++++++++++++++++--- 2 files changed, 24 insertions(+), 3 deletions(-) diff --git a/drivers/net/wireless/p54/p54.h b/drivers/net/wireless/p54/p54.h index 36b8e584c6c..ea72b65428e 100644 --- a/drivers/net/wireless/p54/p54.h +++ b/drivers/net/wireless/p54/p54.h @@ -80,6 +80,7 @@ struct p54_common { struct pda_channel_output_limit *output_limit; unsigned int output_limit_len; struct pda_pa_curve_data *curve_data; + unsigned int filter_flags; u16 rxhw; u8 version; u8 rx_antenna; diff --git a/drivers/net/wireless/p54/p54common.c b/drivers/net/wireless/p54/p54common.c index 526d3a282b7..300f97b1bfe 100644 --- a/drivers/net/wireless/p54/p54common.c +++ b/drivers/net/wireless/p54/p54common.c @@ -433,6 +433,13 @@ static int p54_rx_data(struct ieee80211_hw *dev, struct sk_buff *skb) size_t header_len = sizeof(*hdr); u32 tsf32; + if (!(hdr->magic & cpu_to_le16(0x0001))) { + if (priv->filter_flags & FIF_FCSFAIL) + rx_status.flag |= RX_FLAG_FAILED_FCS_CRC; + else + return 0; + } + rx_status.signal = hdr->rssi; /* XX correct? */ rx_status.qual = (100 * hdr->rssi) / 127; @@ -1127,13 +1134,26 @@ static void p54_configure_filter(struct ieee80211_hw *dev, { struct p54_common *priv = dev->priv; - *total_flags &= FIF_BCN_PRBRESP_PROMISC; + *total_flags &= FIF_BCN_PRBRESP_PROMISC | + FIF_PROMISC_IN_BSS | + FIF_FCSFAIL; + + priv->filter_flags = *total_flags; if (changed_flags & FIF_BCN_PRBRESP_PROMISC) { if (*total_flags & FIF_BCN_PRBRESP_PROMISC) - p54_set_filter(dev, 0, NULL); + p54_set_filter(dev, priv->filter_type, NULL); + else + p54_set_filter(dev, priv->filter_type, priv->bssid); + } + + if (changed_flags & FIF_PROMISC_IN_BSS) { + if (*total_flags & FIF_PROMISC_IN_BSS) + p54_set_filter(dev, priv->filter_type | + cpu_to_le16(0x8), NULL); else - p54_set_filter(dev, 0, priv->bssid); + p54_set_filter(dev, priv->filter_type & + ~cpu_to_le16(0x8), priv->bssid); } } -- 2.46.0