diff options
| author | Ping-Ke Shih <pkshih@realtek.com> | 2017-09-29 14:47:53 -0500 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2017-10-13 12:43:38 +0300 |
| commit | 0c07bd7457607b2bf846824424e78703c27ffd92 (patch) | |
| tree | 732b630955d4f3f2b544647b3c818a6b0bbd93e1 /drivers/net/wireless/realtek/rtlwifi/pci.h | |
| parent | ecf4000e0d925c6ba074d11801df4a4cdd8d5324 (diff) | |
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 <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>
Diffstat (limited to 'drivers/net/wireless/realtek/rtlwifi/pci.h')
| -rw-r--r-- | drivers/net/wireless/realtek/rtlwifi/pci.h | 10 |
1 files changed, 2 insertions, 8 deletions
diff --git a/drivers/net/wireless/realtek/rtlwifi/pci.h b/drivers/net/wireless/realtek/rtlwifi/pci.h index d9039ea10ba4..1af92b34979d 100644 --- a/drivers/net/wireless/realtek/rtlwifi/pci.h +++ b/drivers/net/wireless/realtek/rtlwifi/pci.h @@ -143,13 +143,7 @@ struct rtl_pci_capabilities_header { * RX wifi info == RX descriptor in old flow */ struct rtl_tx_buffer_desc { -#if (RTL8192EE_SEG_NUM == 2) - u32 dword[2*(DMA_IS_64BIT + 1)*8]; /*seg = 8*/ -#elif (RTL8192EE_SEG_NUM == 1) - u32 dword[2*(DMA_IS_64BIT + 1)*4]; /*seg = 4*/ -#elif (RTL8192EE_SEG_NUM == 0) - u32 dword[2*(DMA_IS_64BIT + 1)*2]; /*seg = 2*/ -#endif + u32 dword[4 * (1 << (BUFDESC_SEG_NUM + 1))]; } __packed; struct rtl_tx_desc { @@ -157,7 +151,7 @@ struct rtl_tx_desc { } __packed; struct rtl_rx_buffer_desc { /*rx buffer desc*/ - u32 dword[2]; + u32 dword[4]; } __packed; struct rtl_rx_desc { /*old: rx desc new: rx wifi info*/ |