Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit b2a13a25 authored by Amitkumar Karwar's avatar Amitkumar Karwar Committed by John W. Linville
Browse files

mwifiex: improve AMSDU packet aggregation for PCIe and SDIO 



For PCIe, aggregate more AMSDU packets till PCIe TXBD is full.

For SDIO, aggregation was disabled for AMSDU packets because
AMSDU aggregated packet size is already 4K or 8K, SDIO Multiport
Aggregation feature didn't use to gain much previously.
Now with increased multiport aggregation buffer, we can enable
it for AMSDU packets.

Signed-off-by: default avatarAmitkumar Karwar <akarwar@marvell.com>
Signed-off-by: default avatarBing Zhao <bzhao@marvell.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent e1aa93a4

drivers/net/wireless/mwifiex/11n_aggr.c

+5 −12
Original line number Diff line number Diff line
@@ -236,17 +236,10 @@ mwifiex_11n_aggregate_pkt(struct mwifiex_private *priv, 
		ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_USB_EP_DATA,

						   skb_aggr, NULL);

	} else {

		/*

		 * Padding per MSDU will affect the length of next

		 * packet and hence the exact length of next packet

		 * is uncertain here.

		 *

		 * Also, aggregation of transmission buffer, while

		 * downloading the data to the card, wont gain much

		 * on the AMSDU packets as the AMSDU packets utilizes

		 * the transmission buffer space to the maximum

		 * (adapter->tx_buf_size).

		 */

		if (skb_src)

			tx_param.next_pkt_len =

					skb_src->len + sizeof(struct txpd);

		else

			tx_param.next_pkt_len = 0;



		ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_DATA,