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Commit 7e0dde92 authored by Larry Finger's avatar Larry Finger Committed by Kalle Valo
Browse files

rtlwifi: rtl8723be: Switch to use common rate-mapping routine 



This driver currently has its owm version of this routine that duplicates
a routine in rtlwifi.

Signed-off-by: default avatarLarry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: default avatarKalle Valo <kvalo@codeaurora.org>
parent f1f21770

drivers/net/wireless/rtlwifi/rtl8723be/trx.c

+1 −159
Original line number Diff line number Diff line
@@ -47,164 +47,6 @@ static u8 _rtl8723be_map_hwqueue_to_fwqueue(struct sk_buff *skb, u8 hw_queue) 
	return skb->priority;

}



/* mac80211's rate_idx is like this:

 *

 * 2.4G band:rx_status->band == IEEE80211_BAND_2GHZ

 *

 * B/G rate:

 * (rx_status->flag & RX_FLAG_HT) = 0,

 * DESC92C_RATE1M-->DESC92C_RATE54M ==> idx is 0-->11,

 *

 * N rate:

 * (rx_status->flag & RX_FLAG_HT) = 1,

 * DESC92C_RATEMCS0-->DESC92C_RATEMCS15 ==> idx is 0-->15

 *

 * 5G band:rx_status->band == IEEE80211_BAND_5GHZ

 * A rate:

 * (rx_status->flag & RX_FLAG_HT) = 0,

 * DESC92C_RATE6M-->DESC92C_RATE54M ==> idx is 0-->7,

 *

 * N rate:

 * (rx_status->flag & RX_FLAG_HT) = 1,

 * DESC92C_RATEMCS0-->DESC92C_RATEMCS15 ==> idx is 0-->15

 */

static int _rtl8723be_rate_mapping(struct ieee80211_hw *hw,

				   bool isht, u8 desc_rate)

{

	int rate_idx;



	if (!isht) {

		if (IEEE80211_BAND_2GHZ == hw->conf.chandef.chan->band) {

			switch (desc_rate) {

			case DESC92C_RATE1M:

				rate_idx = 0;

				break;

			case DESC92C_RATE2M:

				rate_idx = 1;

				break;

			case DESC92C_RATE5_5M:

				rate_idx = 2;

				break;

			case DESC92C_RATE11M:

				rate_idx = 3;

				break;

			case DESC92C_RATE6M:

				rate_idx = 4;

				break;

			case DESC92C_RATE9M:

				rate_idx = 5;

				break;

			case DESC92C_RATE12M:

				rate_idx = 6;

				break;

			case DESC92C_RATE18M:

				rate_idx = 7;

				break;

			case DESC92C_RATE24M:

				rate_idx = 8;

				break;

			case DESC92C_RATE36M:

				rate_idx = 9;

				break;

			case DESC92C_RATE48M:

				rate_idx = 10;

				break;

			case DESC92C_RATE54M:

				rate_idx = 11;

				break;

			default:

				rate_idx = 0;

				break;

			}

		} else {

			switch (desc_rate) {

			case DESC92C_RATE6M:

				rate_idx = 0;

				break;

			case DESC92C_RATE9M:

				rate_idx = 1;

				break;

			case DESC92C_RATE12M:

				rate_idx = 2;

				break;

			case DESC92C_RATE18M:

				rate_idx = 3;

				break;

			case DESC92C_RATE24M:

				rate_idx = 4;

				break;

			case DESC92C_RATE36M:

				rate_idx = 5;

				break;

			case DESC92C_RATE48M:

				rate_idx = 6;

				break;

			case DESC92C_RATE54M:

				rate_idx = 7;

				break;

			default:

				rate_idx = 0;

				break;

			}

		}

	} else {

		switch (desc_rate) {

		case DESC92C_RATEMCS0:

			rate_idx = 0;

			break;

		case DESC92C_RATEMCS1:

			rate_idx = 1;

			break;

		case DESC92C_RATEMCS2:

			rate_idx = 2;

			break;

		case DESC92C_RATEMCS3:

			rate_idx = 3;

			break;

		case DESC92C_RATEMCS4:

			rate_idx = 4;

			break;

		case DESC92C_RATEMCS5:

			rate_idx = 5;

			break;

		case DESC92C_RATEMCS6:

			rate_idx = 6;

			break;

		case DESC92C_RATEMCS7:

			rate_idx = 7;

			break;

		case DESC92C_RATEMCS8:

			rate_idx = 8;

			break;

		case DESC92C_RATEMCS9:

			rate_idx = 9;

			break;

		case DESC92C_RATEMCS10:

			rate_idx = 10;

			break;

		case DESC92C_RATEMCS11:

			rate_idx = 11;

			break;

		case DESC92C_RATEMCS12:

			rate_idx = 12;

			break;

		case DESC92C_RATEMCS13:

			rate_idx = 13;

			break;

		case DESC92C_RATEMCS14:

			rate_idx = 14;

			break;

		case DESC92C_RATEMCS15:

			rate_idx = 15;

			break;

		default:

			rate_idx = 0;

			break;

		}

	}

	return rate_idx;

}



static void _rtl8723be_query_rxphystatus(struct ieee80211_hw *hw,

					 struct rtl_stats *pstatus, u8 *pdesc,

					 struct rx_fwinfo_8723be *p_drvinfo,
@@ -558,7 +400,7 @@ bool rtl8723be_rx_query_desc(struct ieee80211_hw *hw, 
	 * supported rates or MCS index if HT rates

	 * are use (RX_FLAG_HT)

	 */

	rx_status->rate_idx = _rtl8723be_rate_mapping(hw, status->is_ht,

	rx_status->rate_idx = rtlwifi_rate_mapping(hw, status->is_ht,

						      status->rate);



	rx_status->mactime = status->timestamp_low;