package/kernel/mac80211/patches/650-0002-rtl8xxxu-Add-additional-documentation-for-RX-DMA-reg.patch

   1 From 479bd5f91ac89837def3fe2b31ae8ee720d6ff94 Mon Sep 17 00:00:00 2001
   2 From: Jes Sorensen <Jes.Sorensen@redhat.com>
   3 Date: Mon, 2 May 2016 15:59:00 -0400
   4 Subject: [PATCH] rtl8xxxu: Add additional documentation for RX DMA registers
   5
   6 This also renames REG_USB_AGG_{TO,TH} to REG_USB_AGG_{TIMEOUT,THRESH}
   7
   8 Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
   9 ---
  10  drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h | 10 +++++++---
  11  1 file changed, 7 insertions(+), 3 deletions(-)
  12
  13 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h
  14 +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h
  15 @@ -405,7 +405,11 @@
  16  #define REG_DWBCN1_CTRL_8723B          0x0228
  17
  18  /* 0x0280 ~ 0x02FF     RXDMA Configuration */
  19 -#define REG_RXDMA_AGG_PG_TH            0x0280
  20 +#define REG_RXDMA_AGG_PG_TH            0x0280  /* 0-7 : USB DMA size bits
  21 +                                                  8-14: USB DMA timeout
  22 +                                                  15  : Aggregation enable
  23 +                                                        Only seems to be used
  24 +                                                        on 8723bu/8192eu */
  25  #define  RXDMA_USB_AGG_ENABLE          BIT(31)
  26  #define REG_RXPKT_NUM                  0x0284
  27  #define  RXPKT_NUM_RXDMA_IDLE          BIT(17)
  28 @@ -1058,8 +1062,8 @@
  29                                                    0: Use int, 1: use bulk */
  30  #define REG_USB_HRPWM                  0xfe58
  31  #define REG_USB_DMA_AGG_TO             0xfe5b
  32 -#define REG_USB_AGG_TO                 0xfe5c
  33 -#define REG_USB_AGG_TH                 0xfe5d
  34 +#define REG_USB_AGG_TIMEOUT            0xfe5c
  35 +#define REG_USB_AGG_THRESH             0xfe5d
  36
  37  #define REG_NORMAL_SIE_VID             0xfe60  /* 0xfe60 - 0xfe61 */
  38  #define REG_NORMAL_SIE_PID             0xfe62  /* 0xfe62 - 0xfe63 */