From 0c07bd7457607b2bf846824424e78703c27ffd92 Mon Sep 17 00:00:00 2001 From: Ping-Ke Shih Date: Fri, 29 Sep 2017 14:47:53 -0500 Subject: rtlwifi: rtl8192ee: Make driver support 64bits DMA. 1. Both 32-bit and 64-bit use the same TX/RX buffer desc layout 2. Extend set_desc() and get_desc() to set and get 64-bit address 3. Remove directive DMA_IS_64BIT 4. Add module parameter to turn on 64-bit dma Signed-off-by: Ping-Ke Shih Signed-off-by: Larry Finger Cc: Yan-Hsuan Chuang Cc: Birming Chiu Cc: Shaofu Cc: Steven Ting Signed-off-by: Kalle Valo --- drivers/net/wireless/realtek/rtlwifi/rtl8723be/trx.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'drivers/net/wireless/realtek/rtlwifi/rtl8723be/trx.c') diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8723be/trx.c b/drivers/net/wireless/realtek/rtlwifi/rtl8723be/trx.c index 0e8944119652..fd9b38aa08a1 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8723be/trx.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8723be/trx.c @@ -695,7 +695,8 @@ void rtl8723be_set_desc(struct ieee80211_hw *hw, u8 *pdesc, } } -u32 rtl8723be_get_desc(u8 *pdesc, bool istx, u8 desc_name) +u64 rtl8723be_get_desc(struct ieee80211_hw *hw, + u8 *pdesc, bool istx, u8 desc_name) { u32 ret = 0; @@ -738,7 +739,7 @@ bool rtl8723be_is_tx_desc_closed(struct ieee80211_hw *hw, struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); struct rtl8192_tx_ring *ring = &rtlpci->tx_ring[hw_queue]; u8 *entry = (u8 *)(&ring->desc[ring->idx]); - u8 own = (u8)rtl8723be_get_desc(entry, true, HW_DESC_OWN); + u8 own = (u8)rtl8723be_get_desc(hw, entry, true, HW_DESC_OWN); /*beacon packet will only use the first *descriptor defautly,and the own may not -- cgit v1.2.3-59-g8ed1b