Return-path: Received: from bombadil.infradead.org ([18.85.46.34]:56119 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752796AbZKGUTC (ORCPT ); Sat, 7 Nov 2009 15:19:02 -0500 From: "Luis R. Rodriguez" To: linville@tuxdriver.com Cc: linux-wireless@vger.kernel.org, devel@linuxdriverproject.org, mcgrof@gmail.com, "Luis R. Rodriguez" Subject: [PATCH 12/29] ath9k: use the ieee80211_hw to get to an sband on ath_rx_prepare() Date: Sat, 7 Nov 2009 15:18:49 -0500 Message-Id: <1257625146-17971-13-git-send-email-lrodriguez@atheros.com> In-Reply-To: <1257625146-17971-1-git-send-email-lrodriguez@atheros.com> References: <1257625146-17971-1-git-send-email-lrodriguez@atheros.com> Sender: linux-wireless-owner@vger.kernel.org List-ID: No need to use the private driver structure to get to an sband. This will make it easier to share this code with ath9k_htc. With the sc gone we can now just pass the common structure to ath_rx_prepare(). Signed-off-by: Luis R. Rodriguez --- drivers/net/wireless/ath/ath9k/recv.c | 39 +++++++++++++++++---------------- 1 files changed, 20 insertions(+), 19 deletions(-) diff --git a/drivers/net/wireless/ath/ath9k/recv.c b/drivers/net/wireless/ath/ath9k/recv.c index 403debb..fa78914 100644 --- a/drivers/net/wireless/ath/ath9k/recv.c +++ b/drivers/net/wireless/ath/ath9k/recv.c @@ -91,18 +91,19 @@ static void ath_setdefantenna(struct ath_softc *sc, u32 antenna) * up the frame up to let mac80211 handle the actual error case, be it no * decryption key or real decryption error. This let us keep statistics there. */ -static int ath_rx_prepare(struct ieee80211_hw *hw, +static int ath_rx_prepare(struct ath_common *common, + struct ieee80211_hw *hw, struct sk_buff *skb, struct ath_rx_status *rx_stats, - struct ieee80211_rx_status *rx_status, bool *decrypt_error, - struct ath_softc *sc) + struct ieee80211_rx_status *rx_status, + bool *decrypt_error) { + struct ath_hw *ah = common->ah; struct ieee80211_hdr *hdr; u8 ratecode; __le16 fc; struct ieee80211_sta *sta; struct ath_node *an; int last_rssi = ATH_RSSI_DUMMY_MARKER; - struct ath_common *common = ath9k_hw_common(sc->sc_ah); hdr = (struct ieee80211_hdr *)skb->data; fc = hdr->frame_control; @@ -115,7 +116,7 @@ static int ath_rx_prepare(struct ieee80211_hw *hw, * discard the frame. Enable this if you want to see * error frames in Monitor mode. */ - if (sc->sc_ah->opmode != NL80211_IFTYPE_MONITOR) + if (ah->opmode != NL80211_IFTYPE_MONITOR) goto rx_next; } else if (rx_stats->rs_status != 0) { if (rx_stats->rs_status & ATH9K_RXERR_CRC) @@ -141,7 +142,7 @@ static int ath_rx_prepare(struct ieee80211_hw *hw, * decryption and MIC failures. For monitor mode, * we also ignore the CRC error. */ - if (sc->sc_ah->opmode == NL80211_IFTYPE_MONITOR) { + if (ah->opmode == NL80211_IFTYPE_MONITOR) { if (rx_stats->rs_status & ~(ATH9K_RXERR_DECRYPT | ATH9K_RXERR_MIC | ATH9K_RXERR_CRC)) @@ -165,20 +166,20 @@ static int ath_rx_prepare(struct ieee80211_hw *hw, rx_status->flag |= RX_FLAG_SHORT_GI; rx_status->rate_idx = ratecode & 0x7f; } else { - int i = 0, cur_band, n_rates; + struct ieee80211_supported_band *sband; + unsigned int i = 0; + enum ieee80211_band band; - cur_band = hw->conf.channel->band; - n_rates = sc->sbands[cur_band].n_bitrates; + band = hw->conf.channel->band; + sband = hw->wiphy->bands[band]; - for (i = 0; i < n_rates; i++) { - if (sc->sbands[cur_band].bitrates[i].hw_value == - ratecode) { + for (i = 0; i < sband->n_bitrates; i++) { + if (sband->bitrates[i].hw_value == rx_stats->rs_rate) { rx_status->rate_idx = i; break; } - - if (sc->sbands[cur_band].bitrates[i].hw_value_short == - ratecode) { + if (sband->bitrates[i].hw_value_short == + rx_stats->rs_rate) { rx_status->rate_idx = i; rx_status->flag |= RX_FLAG_SHORTPRE; break; @@ -208,9 +209,9 @@ static int ath_rx_prepare(struct ieee80211_hw *hw, /* Update Beacon RSSI, this is used by ANI. */ if (ieee80211_is_beacon(fc)) - sc->sc_ah->stats.avgbrssi = rx_stats->rs_rssi; + ah->stats.avgbrssi = rx_stats->rs_rssi; - rx_status->mactime = ath9k_hw_extend_tsf(sc->sc_ah, rx_stats->rs_tstamp); + rx_status->mactime = ath9k_hw_extend_tsf(ah, rx_stats->rs_tstamp); rx_status->band = hw->conf.channel->band; rx_status->freq = hw->conf.channel->center_freq; rx_status->noise = common->ani.noise_floor; @@ -754,8 +755,8 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush) if (sc->rx.bufsize < rx_stats->rs_datalen) goto requeue; - if (!ath_rx_prepare(hw, skb, rx_stats, - &rx_status, &decrypt_error, sc)) + if (!ath_rx_prepare(common, hw, skb, rx_stats, + &rx_status, &decrypt_error)) goto requeue; /* Ensure we always have an skb to requeue once we are done -- 1.6.5.2.143.g8cc62