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From: Larry Finger <Larry.Finger@lwfinger.net>
To: kvalo@codeaurora.org
Cc: linux-wireless@vger.kernel.org, Ping-Ke Shih <pkshih@realtek.com>,
	Larry Finger <Larry.Finger@lwfinger.net>,
	Yan-Hsuan Chuang <yhchuang@realtek.com>,
	Birming Chiu <birming@realtek.com>, Shaofu <shaofu@realtek.com>,
	Steven Ting <steventing@realtek.com>
Subject: [PATCH v2 06/11] rtlwifi: Add rtl_get_hal_edca_param() to generate register's format of EDCA.
Date: Mon, 17 Jul 2017 10:09:49 -0500	[thread overview]
Message-ID: <20170717150954.1441-7-Larry.Finger@lwfinger.net> (raw)
In-Reply-To: <20170717150954.1441-1-Larry.Finger@lwfinger.net>

From: Ping-Ke Shih <pkshih@realtek.com>

Convert from the value of ieee80211_tx_queue_params to Realtek's
register value.

Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Yan-Hsuan Chuang <yhchuang@realtek.com>
Cc: Birming Chiu <birming@realtek.com>
Cc: Shaofu <shaofu@realtek.com>
Cc: Steven Ting <steventing@realtek.com>
---
v2 - no changes
---
 drivers/net/wireless/realtek/rtlwifi/base.c | 36 +++++++++++++++++++++++++++++
 drivers/net/wireless/realtek/rtlwifi/base.h |  4 ++++
 2 files changed, 40 insertions(+)

diff --git a/drivers/net/wireless/realtek/rtlwifi/base.c b/drivers/net/wireless/realtek/rtlwifi/base.c
index f71b44c48ec0..9e6fcdde7475 100644
--- a/drivers/net/wireless/realtek/rtlwifi/base.c
+++ b/drivers/net/wireless/realtek/rtlwifi/base.c
@@ -1558,6 +1558,42 @@ void rtl_wait_tx_report_acked(struct ieee80211_hw *hw, u32 wait_ms)
 			 "Wait 1ms (%d/%d) to disable key.\n", i, wait_ms);
 	}
 }
+
+u32 rtl_get_hal_edca_param(struct ieee80211_hw *hw,
+			   struct ieee80211_vif *vif,
+			   enum wireless_mode wirelessmode,
+			   struct ieee80211_tx_queue_params *param)
+{
+	u32 reg = 0;
+	u8 sifstime = 10;
+	u8 slottime = 20;
+
+	/* AIFS = AIFSN * slot time + SIFS */
+	switch (wirelessmode) {
+	case WIRELESS_MODE_A:
+	case WIRELESS_MODE_N_24G:
+	case WIRELESS_MODE_N_5G:
+	case WIRELESS_MODE_AC_5G:
+	case WIRELESS_MODE_AC_24G:
+		sifstime = 16;
+		slottime = 9;
+		break;
+	case WIRELESS_MODE_G:
+		slottime = (vif->bss_conf.use_short_slot ? 9 : 20);
+		break;
+	default:
+		break;
+	}
+
+	reg |= (param->txop & 0x7FF) << 16;
+	reg |= (fls(param->cw_max) & 0xF) << 12;
+	reg |= (fls(param->cw_min) & 0xF) << 8;
+	reg |= (param->aifs & 0x0F) * slottime + sifstime;
+
+	return reg;
+}
+EXPORT_SYMBOL_GPL(rtl_get_hal_edca_param);
+
 /*********************************************************
  *
  * functions called by core.c
diff --git a/drivers/net/wireless/realtek/rtlwifi/base.h b/drivers/net/wireless/realtek/rtlwifi/base.h
index ab7d81904d25..4371dd4f75cb 100644
--- a/drivers/net/wireless/realtek/rtlwifi/base.h
+++ b/drivers/net/wireless/realtek/rtlwifi/base.h
@@ -135,6 +135,10 @@ void rtl_tx_report_handler(struct ieee80211_hw *hw, u8 *tmp_buf,
 			   u8 c2h_cmd_len);
 bool rtl_check_tx_report_acked(struct ieee80211_hw *hw);
 void rtl_wait_tx_report_acked(struct ieee80211_hw *hw, u32 wait_ms);
+u32 rtl_get_hal_edca_param(struct ieee80211_hw *hw,
+			   struct ieee80211_vif *vif,
+			   enum wireless_mode wirelessmode,
+			   struct ieee80211_tx_queue_params *param);
 
 void rtl_beacon_statistic(struct ieee80211_hw *hw, struct sk_buff *skb);
 void rtl_collect_scan_list(struct ieee80211_hw *hw, struct sk_buff *skb);
-- 
2.12.3

  parent reply	other threads:[~2017-07-17 15:10 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-07-17 15:09 [PATCH v2 00/11] Set 4 of changes related to updates of btcoexist Larry Finger
2017-07-17 15:09 ` [PATCH v2 01/11] rtlwifi: btcoex: Add power_on_setting routine Larry Finger
2017-07-28 15:36   ` [v2,01/11] " Kalle Valo
2017-07-17 15:09 ` [PATCH v2 02/11] rtlwifi: Fix MAX MPDU of VHT capability Larry Finger
2017-07-17 15:09 ` [PATCH v2 03/11] rtlwifi: Remove redundant semicolon in wifi.h Larry Finger
2017-07-17 15:09 ` [PATCH v2 04/11] rtlwifi: rtl8192ee: Make driver support 64bits DMA Larry Finger
2017-07-17 15:09 ` [PATCH v2 05/11] rtlwifi: Implement rtl_get_tx_hw_rate to yield correct hw_rate Larry Finger
2017-07-17 15:09 ` Larry Finger [this message]
2017-07-17 15:09 ` [PATCH v2 07/11] rtlwifi: Add TX/RX throughput statistics in period Larry Finger
2017-07-17 15:09 ` [PATCH v2 08/11] rtlwifi: Add RSSI and RF type to wifi.h for phydm Larry Finger
2017-07-17 15:09 ` [PATCH v2 09/11] rtlwifi: Remove BAND_NUM and related fields Larry Finger
2017-07-17 15:09 ` [PATCH v2 10/11] rtlwifi: Add bw_update parameter for RA mask update Larry Finger
2017-07-17 15:09 ` [PATCH v2 11/11] rtlwifi: Add module parameter ASPM Larry Finger

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