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authorJes Sorensen <Jes.Sorensen@redhat.com>2016-06-09 14:38:48 -0400
committerKalle Valo <kvalo@codeaurora.org>2016-06-29 18:44:32 +0300
commit08eca32ebc891e9501802522dc4bff5136edde86 (patch)
tree02646a51f96b943d1d6f7d48ec4b873e9c0bec4a
parentrtl8xxxu: Add bit definitions for REG_USB_SPECIAL_OPTION (diff)
downloadlinux-dev-08eca32ebc891e9501802522dc4bff5136edde86.tar.xz
linux-dev-08eca32ebc891e9501802522dc4bff5136edde86.zip
rtl8xxxu: Add additional documentation for RX DMA registers
This also renames REG_USB_AGG_{TO,TH} to REG_USB_AGG_{TIMEOUT,THRESH} Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
-rw-r--r--drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h10
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h
index bff883cdb977..921c5653fff2 100644
--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h
+++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h
@@ -405,7 +405,11 @@
#define REG_DWBCN1_CTRL_8723B 0x0228
/* 0x0280 ~ 0x02FF RXDMA Configuration */
-#define REG_RXDMA_AGG_PG_TH 0x0280
+#define REG_RXDMA_AGG_PG_TH 0x0280 /* 0-7 : USB DMA size bits
+ 8-14: USB DMA timeout
+ 15 : Aggregation enable
+ Only seems to be used
+ on 8723bu/8192eu */
#define RXDMA_USB_AGG_ENABLE BIT(31)
#define REG_RXPKT_NUM 0x0284
#define RXPKT_NUM_RXDMA_IDLE BIT(17)
@@ -1058,8 +1062,8 @@
0: Use int, 1: use bulk */
#define REG_USB_HRPWM 0xfe58
#define REG_USB_DMA_AGG_TO 0xfe5b
-#define REG_USB_AGG_TO 0xfe5c
-#define REG_USB_AGG_TH 0xfe5d
+#define REG_USB_AGG_TIMEOUT 0xfe5c
+#define REG_USB_AGG_THRESH 0xfe5d
#define REG_NORMAL_SIE_VID 0xfe60 /* 0xfe60 - 0xfe61 */
#define REG_NORMAL_SIE_PID 0xfe62 /* 0xfe62 - 0xfe63 */