From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail29.static.mailgun.info ([104.130.122.29]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jpah5-00037q-MB for ath10k@lists.infradead.org; Sun, 28 Jun 2020 17:02:17 +0000 From: Tamizh Chelvam Subject: [PATCH 2/4] ath10k: Move rate mask validation function up in the file Date: Sun, 28 Jun 2020 22:31:56 +0530 Message-Id: <1593363718-5148-3-git-send-email-tamizhr@codeaurora.org> In-Reply-To: <1593363718-5148-1-git-send-email-tamizhr@codeaurora.org> References: <1593363718-5148-1-git-send-email-tamizhr@codeaurora.org> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "ath10k" Errors-To: ath10k-bounces+kvalo=adurom.com@lists.infradead.org To: ath10k@lists.infradead.org Cc: linux-wireless@vger.kernel.org, Tamizh Chelvam This patch does not have any functional changes. Signed-off-by: Tamizh Chelvam --- drivers/net/wireless/ath/ath10k/mac.c | 174 +++++++++++++++++----------------- 1 file changed, 87 insertions(+), 87 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c index 3e38962..7023ccf 100644 --- a/drivers/net/wireless/ath/ath10k/mac.c +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -6602,6 +6602,93 @@ static int ath10k_sta_set_txpwr(struct ieee80211_hw *hw, return ret; } +static bool +ath10k_mac_bitrate_mask_has_single_rate(struct ath10k *ar, + enum nl80211_band band, + const struct cfg80211_bitrate_mask *mask, + int *vht_num_rates) +{ + int num_rates = 0; + int i, tmp; + + num_rates += hweight32(mask->control[band].legacy); + + for (i = 0; i < ARRAY_SIZE(mask->control[band].ht_mcs); i++) + num_rates += hweight8(mask->control[band].ht_mcs[i]); + + *vht_num_rates = 0; + for (i = 0; i < ARRAY_SIZE(mask->control[band].vht_mcs); i++) { + tmp = hweight16(mask->control[band].vht_mcs[i]); + num_rates += tmp; + *vht_num_rates += tmp; + } + + return num_rates == 1; +} + +static int +ath10k_mac_bitrate_mask_get_single_rate(struct ath10k *ar, + enum nl80211_band band, + const struct cfg80211_bitrate_mask *mask, + u8 *rate, u8 *nss, bool vht_only) +{ + int rate_idx; + int i; + u16 bitrate; + u8 preamble; + u8 hw_rate; + + if (vht_only) + goto next; + + if (hweight32(mask->control[band].legacy) == 1) { + rate_idx = ffs(mask->control[band].legacy) - 1; + + if (ar->phy_capability & WHAL_WLAN_11A_CAPABILITY) + rate_idx += ATH10K_MAC_FIRST_OFDM_RATE_IDX; + + hw_rate = ath10k_wmi_legacy_rates[rate_idx].hw_value; + bitrate = ath10k_wmi_legacy_rates[rate_idx].bitrate; + + if (ath10k_mac_bitrate_is_cck(bitrate)) + preamble = WMI_RATE_PREAMBLE_CCK; + else + preamble = WMI_RATE_PREAMBLE_OFDM; + + *nss = 1; + *rate = preamble << 6 | + (*nss - 1) << 4 | + hw_rate << 0; + + return 0; + } + + for (i = 0; i < ARRAY_SIZE(mask->control[band].ht_mcs); i++) { + if (hweight8(mask->control[band].ht_mcs[i]) == 1) { + *nss = i + 1; + *rate = WMI_RATE_PREAMBLE_HT << 6 | + (*nss - 1) << 4 | + (ffs(mask->control[band].ht_mcs[i]) - 1); + + return 0; + } + } + +next: + for (i = 0; i < ARRAY_SIZE(mask->control[band].vht_mcs); i++) { + if (hweight16(mask->control[band].vht_mcs[i]) == 1) { + *nss = i + 1; + *rate = WMI_RATE_PREAMBLE_VHT << 6 | + (*nss - 1) << 4 | + (ffs(mask->control[band].vht_mcs[i]) - 1); + + return 0; + } + } + + return -EINVAL; +} + static int ath10k_sta_state(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_sta *sta, @@ -7352,30 +7439,6 @@ static int ath10k_get_survey(struct ieee80211_hw *hw, int idx, } static bool -ath10k_mac_bitrate_mask_has_single_rate(struct ath10k *ar, - enum nl80211_band band, - const struct cfg80211_bitrate_mask *mask, - int *vht_num_rates) -{ - int num_rates = 0; - int i, tmp; - - num_rates += hweight32(mask->control[band].legacy); - - for (i = 0; i < ARRAY_SIZE(mask->control[band].ht_mcs); i++) - num_rates += hweight8(mask->control[band].ht_mcs[i]); - - *vht_num_rates = 0; - for (i = 0; i < ARRAY_SIZE(mask->control[band].vht_mcs); i++) { - tmp = hweight16(mask->control[band].vht_mcs[i]); - num_rates += tmp; - *vht_num_rates += tmp; - } - - return num_rates == 1; -} - -static bool ath10k_mac_bitrate_mask_get_single_nss(struct ath10k *ar, enum nl80211_band band, const struct cfg80211_bitrate_mask *mask, @@ -7424,69 +7487,6 @@ static int ath10k_get_survey(struct ieee80211_hw *hw, int idx, return true; } -static int -ath10k_mac_bitrate_mask_get_single_rate(struct ath10k *ar, - enum nl80211_band band, - const struct cfg80211_bitrate_mask *mask, - u8 *rate, u8 *nss, bool vht_only) -{ - int rate_idx; - int i; - u16 bitrate; - u8 preamble; - u8 hw_rate; - - if (vht_only) - goto next; - - if (hweight32(mask->control[band].legacy) == 1) { - rate_idx = ffs(mask->control[band].legacy) - 1; - - if (ar->phy_capability & WHAL_WLAN_11A_CAPABILITY) - rate_idx += ATH10K_MAC_FIRST_OFDM_RATE_IDX; - - hw_rate = ath10k_wmi_legacy_rates[rate_idx].hw_value; - bitrate = ath10k_wmi_legacy_rates[rate_idx].bitrate; - - if (ath10k_mac_bitrate_is_cck(bitrate)) - preamble = WMI_RATE_PREAMBLE_CCK; - else - preamble = WMI_RATE_PREAMBLE_OFDM; - - *nss = 1; - *rate = preamble << 6 | - (*nss - 1) << 4 | - hw_rate << 0; - - return 0; - } - - for (i = 0; i < ARRAY_SIZE(mask->control[band].ht_mcs); i++) { - if (hweight8(mask->control[band].ht_mcs[i]) == 1) { - *nss = i + 1; - *rate = WMI_RATE_PREAMBLE_HT << 6 | - (*nss - 1) << 4 | - (ffs(mask->control[band].ht_mcs[i]) - 1); - - return 0; - } - } - -next: - for (i = 0; i < ARRAY_SIZE(mask->control[band].vht_mcs); i++) { - if (hweight16(mask->control[band].vht_mcs[i]) == 1) { - *nss = i + 1; - *rate = WMI_RATE_PREAMBLE_VHT << 6 | - (*nss - 1) << 4 | - (ffs(mask->control[band].vht_mcs[i]) - 1); - - return 0; - } - } - - return -EINVAL; -} - static int ath10k_mac_set_fixed_rate_params(struct ath10k_vif *arvif, u8 rate, u8 nss, u8 sgi, u8 ldpc) { -- 1.9.1 _______________________________________________ ath10k mailing list ath10k@lists.infradead.org http://lists.infradead.org/mailman/listinfo/ath10k