Signed-off-by: Luis R. Rodriguez <lrodriguez@xxxxxxxxxxx>
---
drivers/net/wireless/ath/ath9k/reg.h | 14 ++++++++++++++
1 files changed, 14 insertions(+), 0 deletions(-)
diff --git a/drivers/net/wireless/ath/ath9k/reg.h b/drivers/net/wireless/ath/ath9k/reg.h
index 198e41d..ce94e99 100644
--- a/drivers/net/wireless/ath/ath9k/reg.h
+++ b/drivers/net/wireless/ath/ath9k/reg.h
@@ -1435,6 +1435,20 @@ enum {
#define AR_SLEEP2_BEACON_TIMEOUT 0xFFE00000
#define AR_SLEEP2_BEACON_TIMEOUT_S 21
+/*
+ * 0x80e8 Transmit Power Control
+ * (Int Addr: 0x3A, Access: R/W, Clock: system clk)
+ * TPC 21:0 'h3F bit 5:0: ACK_PWR
+ * 'h3F bit 13:8: CTS_PWR
+ * 'h3F bit 21:16: CHIRP_PWR
+ * Transmit Power Control Description:
+ *
+ * The 6 bit transmit power control sent from the MAC to the baseband
+ * is typically controlled by using the transmit descriptor field. But
+ * self generated response frames such as ACK, CTS, and chirp which
+ * do not have a transmit descriptor use the values in the transmit power
+ * control register instead.
+ */
#define AR_TPC 0x80e8
#define AR_TPC_ACK 0x0000003f
#define AR_TPC_ACK_S 0x00
--
1.6.3.3
--
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