[PATCH 1/2] ath10k: fix HTT Tx CE ring size

Michal Kazior michal.kazior at tieto.com
Tue Mar 1 04:16:10 PST 2016


QCA4019 can queue up to 2500 frames at a time.
This means it requires roughly 5000 entires on the
ring to work properly. Otherwise random tx failure
may occur.

Signed-off-by: Michal Kazior <michal.kazior at tieto.com>
---
 drivers/net/wireless/ath/ath10k/ce.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/wireless/ath/ath10k/ce.h b/drivers/net/wireless/ath/ath10k/ce.h
index 47b734ce7ecf..dac676817532 100644
--- a/drivers/net/wireless/ath/ath10k/ce.h
+++ b/drivers/net/wireless/ath/ath10k/ce.h
@@ -22,7 +22,7 @@
 
 /* Maximum number of Copy Engine's supported */
 #define CE_COUNT_MAX 12
-#define CE_HTT_H2T_MSG_SRC_NENTRIES 4096
+#define CE_HTT_H2T_MSG_SRC_NENTRIES 8192
 
 /* Descriptor rings must be aligned to this boundary */
 #define CE_DESC_RING_ALIGN	8
-- 
2.1.4




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