From: Sujith Manoharan <c_manoha@xxxxxxxxxxxxxxxx>
A value of zero indicates that 128B is the maximum
DMA request size for read/writes. But PCI cards based
on AR9880 can support 256B, so enable this for
the 10.2 firmware.
Signed-off-by: Sujith Manoharan <c_manoha@xxxxxxxxxxxxxxxx>
---
drivers/net/wireless/ath/ath10k/hw.h | 3 +++
drivers/net/wireless/ath/ath10k/wmi.c | 2 +-
2 files changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/net/wireless/ath/ath10k/hw.h b/drivers/net/wireless/ath/ath10k/hw.h
index 5729901..7b771ae 100644
--- a/drivers/net/wireless/ath/ath10k/hw.h
+++ b/drivers/net/wireless/ath/ath10k/hw.h
@@ -183,6 +183,9 @@ struct ath10k_pktlog_hdr {
#define TARGET_10X_NUM_MSDU_DESC (1024 + 400)
#define TARGET_10X_MAX_FRAG_ENTRIES 0
+/* 10.2 parameters */
+#define TARGET_10_2_DMA_BURST_SIZE 1
+
/* Target specific defines for WMI-TLV firmware */
#define TARGET_TLV_NUM_VDEVS 3
#define TARGET_TLV_NUM_STATIONS 32
diff --git a/drivers/net/wireless/ath/ath10k/wmi.c b/drivers/net/wireless/ath/ath10k/wmi.c
index ac74290..b103122 100644
--- a/drivers/net/wireless/ath/ath10k/wmi.c
+++ b/drivers/net/wireless/ath/ath10k/wmi.c
@@ -3744,7 +3744,7 @@ static struct sk_buff *ath10k_wmi_10_2_op_gen_init(struct ath10k *ar)
config.mcast2ucast_mode = __cpu_to_le32(TARGET_10X_MCAST2UCAST_MODE);
config.tx_dbg_log_size = __cpu_to_le32(TARGET_10X_TX_DBG_LOG_SIZE);
config.num_wds_entries = __cpu_to_le32(TARGET_10X_NUM_WDS_ENTRIES);
- config.dma_burst_size = __cpu_to_le32(TARGET_10X_DMA_BURST_SIZE);
+ config.dma_burst_size = __cpu_to_le32(TARGET_10_2_DMA_BURST_SIZE);
config.mac_aggr_delim = __cpu_to_le32(TARGET_10X_MAC_AGGR_DELIM);
val = TARGET_10X_RX_SKIP_DEFRAG_TIMEOUT_DUP_DETECTION_CHECK;
--
2.2.1
--
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