From: Vasanthakumar Thiagarajan <vasanth@xxxxxxxxxxx>
AR9003 supports extended DMA (EDMA), this comes with some
bells and whistles on top of the legacy DMA that we are used
to. Mark AR9003 and later chips EDMA capable.
Signed-off-by: Vasanthakumar Thiagarajan <vasanth@xxxxxxxxxxx>
---
drivers/net/wireless/ath/ath9k/hw.c | 3 +++
drivers/net/wireless/ath/ath9k/hw.h | 1 +
2 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index f161a98..9a63884 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -2916,6 +2916,9 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah)
btcoex_hw->scheme = ATH_BTCOEX_CFG_NONE;
}
+ if (AR_SREV_9300_20_OR_LATER(ah))
+ pCap->hw_caps |= ATH9K_HW_CAP_EDMA;
+
return 0;
}
diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h
index f04d64b..c4b2770 100644
--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -165,6 +165,7 @@ enum ath9k_hw_caps {
ATH9K_HW_CAP_ENHANCEDPM = BIT(14),
ATH9K_HW_CAP_AUTOSLEEP = BIT(15),
ATH9K_HW_CAP_4KB_SPLITTRANS = BIT(16),
+ ATH9K_HW_CAP_EDMA = BIT(17),
};
enum ath9k_capability_type {
--
1.6.3.3
--
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