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Commit 13ffd1bc authored by Maya Erez's avatar Maya Erez
Browse files

wil6210: support aggregation max window size 64 



FW can support BACK window size 64 for performance improvements.
A new FW capability is added for notifying the host on the increased
max BACK win size support.
Defining WIL_MAX_AGG_WSIZE_64 and WIL_MAX_AMPDU_SIZE_128 to be used
in this case.

Change-Id: I174c20a78cb2cb7987c782698fb6cee02d10a09b
Signed-off-by: default avatarMaya Erez <merez@codeaurora.org>
parent b28cd1aa

drivers/net/wireless/ath/wil6210/main.c

+9 −0
Original line number Diff line number Diff line
@@ -1145,6 +1145,15 @@ void wil_refresh_fw_capabilities(struct wil6210_priv *wil) 


		wil->platform_ops.set_features(wil->platform_handle, features);

	}



	if (test_bit(WMI_FW_CAPABILITY_BACK_WIN_SIZE_64,

		     wil->fw_capabilities)) {

		wil->max_agg_wsize = WIL_MAX_AGG_WSIZE_64;

		wil->max_ampdu_size = WIL_MAX_AMPDU_SIZE_128;

	} else {

		wil->max_agg_wsize = WIL_MAX_AGG_WSIZE;

		wil->max_ampdu_size = WIL_MAX_AMPDU_SIZE;

	}

}



void wil_mbox_ring_le2cpus(struct wil6210_mbox_ring *r)

drivers/net/wireless/ath/wil6210/rx_reorder.c

+4 −4
Original line number Diff line number Diff line
@@ -297,7 +297,7 @@ void wil_tid_ampdu_rx_free(struct wil6210_priv *wil, 
/* ADDBA processing */

static u16 wil_agg_size(struct wil6210_priv *wil, u16 req_agg_wsize)

{

	u16 max_agg_size = min_t(u16, WIL_MAX_AGG_WSIZE, WIL_MAX_AMPDU_SIZE /

	u16 max_agg_size = min_t(u16, wil->max_agg_wsize, wil->max_ampdu_size /

				 (mtu_max + WIL_MAX_MPDU_OVERHEAD));



	if (!req_agg_wsize)
@@ -364,11 +364,11 @@ __acquires(&sta->tid_rx_lock) __releases(&sta->tid_rx_lock) 
	if (status == WLAN_STATUS_SUCCESS) {

		if (req_agg_wsize == 0) {

			wil_dbg_misc(wil, "Suggest BACK wsize %d\n",

				     WIL_MAX_AGG_WSIZE);

			agg_wsize = WIL_MAX_AGG_WSIZE;

				     wil->max_agg_wsize);

			agg_wsize = wil->max_agg_wsize;

		} else {

			agg_wsize = min_t(u16,

					  WIL_MAX_AGG_WSIZE, req_agg_wsize);

					  wil->max_agg_wsize, req_agg_wsize);

		}

	}

drivers/net/wireless/ath/wil6210/wil6210.h

+5 −0
Original line number Diff line number Diff line
@@ -91,6 +91,8 @@ static inline u32 WIL_GET_BITS(u32 x, int b0, int b1) 
#define WIL6210_NAPI_BUDGET	(16) /* arbitrary */

#define WIL_MAX_AMPDU_SIZE	(64 * 1024) /* FW/HW limit */

#define WIL_MAX_AGG_WSIZE	(32) /* FW/HW limit */

#define WIL_MAX_AMPDU_SIZE_128	(128 * 1024) /* FW/HW limit */

#define WIL_MAX_AGG_WSIZE_64	(64) /* FW/HW limit */

#define WIL6210_MAX_STATUS_RINGS	(8)



/* Hardware offload block adds the following:
@@ -1015,6 +1017,9 @@ struct wil6210_priv { 
	u32 rx_buff_id_count;

	bool amsdu_en;

	bool use_rx_hw_reordering;



	u32 max_agg_wsize;

	u32 max_ampdu_size;

};



#define wil_to_wiphy(i) (i->wiphy)

drivers/net/wireless/ath/wil6210/wmi.h

+1 −0
Original line number Diff line number Diff line
@@ -88,6 +88,7 @@ enum wmi_fw_capability { 
	WMI_FW_CAPABILITY_CHANNEL_BONDING		= 17,

	WMI_FW_CAPABILITY_REF_CLOCK_CONTROL		= 18,

	WMI_FW_CAPABILITY_AP_SME_OFFLOAD_NONE		= 19,

	WMI_FW_CAPABILITY_BACK_WIN_SIZE_64		= 22,

	WMI_FW_CAPABILITY_AMSDU				= 23,

	WMI_FW_CAPABILITY_MAX,

};