diff options
| author | Lorenzo Bianconi <lorenzo@kernel.org> | 2020-09-05 11:26:06 +0200 |
|---|---|---|
| committer | Felix Fietkau <nbd@nbd.name> | 2020-09-24 18:10:19 +0200 |
| commit | 1522ff731f848cf87d8ac535dc8ce7bc62a17918 (patch) | |
| tree | 02cb0ace31c8a53de8c48ea315d1ca36cc6d7ec0 /drivers/net/wireless/mediatek/mt76/mt76.h | |
| parent | 598daa4dbe14082b9369f018e46e753b2d79f730 (diff) | |
mt76: mt7663s: introduce sdio tx aggregation
Introduce sdio tx aggregation to reduce bus transaction ands improve tx
throughput. For the moment the skb are copied in a dedicated buffer
since mmc APIs do not support sg table for zero-copy.
Since skb data are already copied in xmit_buff[], avoid linearization in
ma80211 layer. Relying on tx aggregation, we improve tx tpt of ~65%.
Tested-by: Sean Wang <sean.wang@mediatek.com>
Co-developed-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt76.h')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt76.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h index 72aa19e0e6ec..a5be66de1cff 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76.h +++ b/drivers/net/wireless/mediatek/mt76/mt76.h @@ -443,6 +443,7 @@ struct mt76_usb { } mcu; }; +#define MT76S_XMIT_BUF_SZ (16 * PAGE_SIZE) struct mt76_sdio { struct workqueue_struct *txrx_wq; struct { @@ -456,6 +457,8 @@ struct mt76_sdio { struct work_struct stat_work; + u8 *xmit_buf[MT_TXQ_MCU_WA]; + struct sdio_func *func; void *intr_data; |