2019-12-13 15:35:54

by John Crispin

[permalink] [raw]
Subject: [PATCH V2 2/2] ath11k: set the BA buffer size to 256 when HE is enabled

From: Pradeep Kumar Chitrapu <[email protected]>

This patch sets the correct BA buffer size when we are in HE mode.
Without this change we are not able to receive 256 bitmapped BA frames.

Signed-off-by: John Crispin <[email protected]>
Signed-off-by: Pradeep Kumar Chitrapu <[email protected]>
---
drivers/net/wireless/ath/ath11k/mac.c | 14 ++++++++++++++
drivers/net/wireless/ath/ath11k/wmi.h | 2 ++
2 files changed, 16 insertions(+)

diff --git a/drivers/net/wireless/ath/ath11k/mac.c b/drivers/net/wireless/ath/ath11k/mac.c
index b229b0b3e0bd..82df8af57369 100644
--- a/drivers/net/wireless/ath/ath11k/mac.c
+++ b/drivers/net/wireless/ath/ath11k/mac.c
@@ -1758,6 +1758,20 @@ static void ath11k_mac_op_bss_info_changed(struct ieee80211_hw *hw,
if (ret)
ath11k_warn(ar->ab, "failed to update bcn template: %d\n",
ret);
+
+ if (vif->bss_conf.he_support) {
+ ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id,
+ WMI_VDEV_PARAM_BA_MODE,
+ WMI_BA_MODE_BUFFER_SIZE_256);
+ if (ret)
+ ath11k_warn(ar->ab,
+ "failed to set BA BUFFER SIZE 256 for vdev: %d\n",
+ arvif->vdev_id);
+ else
+ ath11k_dbg(ar->ab, ATH11K_DBG_MAC,
+ "Set BA BUFFER SIZE 256 for VDEV: %d\n",
+ arvif->vdev_id);
+ }
}

if (changed & (BSS_CHANGED_BEACON_INFO | BSS_CHANGED_BEACON)) {
diff --git a/drivers/net/wireless/ath/ath11k/wmi.h b/drivers/net/wireless/ath/ath11k/wmi.h
index f62f796305aa..284794dadd87 100644
--- a/drivers/net/wireless/ath/ath11k/wmi.h
+++ b/drivers/net/wireless/ath/ath11k/wmi.h
@@ -54,6 +54,7 @@ struct wmi_tlv {
#define WLAN_SCAN_PARAMS_MAX_BSSID 4
#define WLAN_SCAN_PARAMS_MAX_IE_LEN 256

+#define WMI_BA_MODE_BUFFER_SIZE_256 3
/*
* HW mode config type replicated from FW header
* @WMI_HOST_HW_MODE_SINGLE: Only one PHY is active.
@@ -1004,6 +1005,7 @@ enum wmi_tlv_vdev_param {
WMI_VDEV_PARAM_HE_RANGE_EXT,
WMI_VDEV_PARAM_ENABLE_BCAST_PROBE_RESPONSE,
WMI_VDEV_PARAM_FILS_MAX_CHANNEL_GUARD_TIME,
+ WMI_VDEV_PARAM_BA_MODE = 0x7e,
WMI_VDEV_PARAM_SET_HE_SOUNDING_MODE = 0x87,
WMI_VDEV_PARAM_PROTOTYPE = 0x8000,
WMI_VDEV_PARAM_BSS_COLOR,
--
2.20.1