ath9k_hw: Add few routines for rx edma support

* Set rx buf size in register 0x60
* Set rxdp on the respective hw rx queue (HP and LP queues)
* Process rx descriptor

Signed-off-by: Vasanthakumar Thiagarajan <vasanth@atheros.com>
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h
index b07ee8d6d332..d713ff2dfc55 100644
--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -370,6 +370,12 @@ enum ser_reg_mode {
         SER_REG_MODE_AUTO = 2,
 };
 
+enum ath9k_rx_qtype {
+        ATH9K_RX_QUEUE_HP,
+        ATH9K_RX_QUEUE_LP,
+        ATH9K_RX_QUEUE_MAX,
+};
+
 struct ath9k_beacon_state {
         u32 bs_nexttbtt;
         u32 bs_nextdtim;