rtlwifi: rtl_pci: Add support for 8822be TX/RX BD

The number of TX/RX BD desc for 8822BE is 512.
The TX/RX BD architecture of 8822BE is the same as 8192EE.
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>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

drivers/net/wireless/realtek/rtlwifi/pci.c

@@ -1140,6 +1140,8 @@ static void _rtl_pci_init_trx_var(struct ieee80211_hw *hw)
 
 	if (rtlhal->hw_type == HARDWARE_TYPE_RTL8192EE)
 		desc_num = TX_DESC_NUM_92E;
+	else if (rtlhal->hw_type == HARDWARE_TYPE_RTL8822BE)
+		desc_num = TX_DESC_NUM_8822B;
 	else
 		desc_num = RT_TXDESC_NUM;
 
@@ -1981,11 +1983,17 @@ static bool _rtl_pci_find_adapter(struct pci_dev *pdev,
 		}
 	}
 
-	/* 92ee use new trx flow */
-	if (rtlhal->hw_type == HARDWARE_TYPE_RTL8192EE)
+	switch (rtlhal->hw_type) {
+	case HARDWARE_TYPE_RTL8192EE:
+	case HARDWARE_TYPE_RTL8822BE:
+		/* use new trx flow */
 		rtlpriv->use_new_trx_flow = true;
-	else
+		break;
+
+	default:
 		rtlpriv->use_new_trx_flow = false;
+		break;
+	}
 
 	/*find bus info */
 	pcipriv->ndis_adapter.busnumber = pdev->bus->number;

drivers/net/wireless/realtek/rtlwifi/pci.h

@@ -39,6 +39,7 @@
 
 #define RT_TXDESC_NUM				128
 #define TX_DESC_NUM_92E				512
+#define TX_DESC_NUM_8822B			512
 #define RT_TXDESC_NUM_BE_QUEUE			256
 
 #define BK_QUEUE				0