diff options
| -rw-r--r-- | drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h | 1 | ||||
| -rw-r--r-- | drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723a.c | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c | 34 |
3 files changed, 37 insertions, 0 deletions
diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h index f06e3aa92d71..4341d56805f8 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h @@ -1412,6 +1412,7 @@ void rtl8xxxu_gen1_report_connect(struct rtl8xxxu_priv *priv, u8 macid, bool connect); void rtl8xxxu_gen2_report_connect(struct rtl8xxxu_priv *priv, u8 macid, bool connect); +void rtl8xxxu_gen1_init_aggregation(struct rtl8xxxu_priv *priv); void rtl8xxxu_gen1_enable_rf(struct rtl8xxxu_priv *priv); void rtl8xxxu_gen1_disable_rf(struct rtl8xxxu_priv *priv); void rtl8xxxu_gen2_disable_rf(struct rtl8xxxu_priv *priv); diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723a.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723a.c index a8e172ceab89..686c551581b1 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723a.c +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723a.c @@ -377,6 +377,7 @@ struct rtl8xxxu_fileops rtl8723au_fops = { .phy_iq_calibrate = rtl8xxxu_gen1_phy_iq_calibrate, .config_channel = rtl8xxxu_gen1_config_channel, .parse_rx_desc = rtl8xxxu_parse_rxdesc16, + .init_aggregation = rtl8xxxu_gen1_init_aggregation, .enable_rf = rtl8xxxu_gen1_enable_rf, .disable_rf = rtl8xxxu_gen1_disable_rf, .usb_quirks = rtl8xxxu_gen1_usb_quirks, @@ -384,6 +385,7 @@ struct rtl8xxxu_fileops rtl8723au_fops = { .update_rate_mask = rtl8xxxu_update_rate_mask, .report_connect = rtl8xxxu_gen1_report_connect, .writeN_block_size = 1024, + .rx_agg_buf_size = 16000, .tx_desc_size = sizeof(struct rtl8xxxu_txdesc32), .rx_desc_size = sizeof(struct rtl8xxxu_rxdesc16), .adda_1t_init = 0x0b1b25a0, diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c index 898601accabb..fb0e5b9063d8 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c @@ -4405,6 +4405,40 @@ void rtl8xxxu_gen2_report_connect(struct rtl8xxxu_priv *priv, rtl8xxxu_gen2_h2c_cmd(priv, &h2c, sizeof(h2c.media_status_rpt)); } +void rtl8xxxu_gen1_init_aggregation(struct rtl8xxxu_priv *priv) +{ + u8 agg_ctrl, usb_spec, page_thresh; + + usb_spec = rtl8xxxu_read8(priv, REG_USB_SPECIAL_OPTION); + usb_spec &= ~USB_SPEC_USB_AGG_ENABLE; + + agg_ctrl = rtl8xxxu_read8(priv, REG_TRXDMA_CTRL); + agg_ctrl &= ~TRXDMA_CTRL_RXDMA_AGG_EN; + + agg_ctrl |= TRXDMA_CTRL_RXDMA_AGG_EN; + + rtl8xxxu_write8(priv, REG_TRXDMA_CTRL, agg_ctrl); + rtl8xxxu_write8(priv, REG_USB_SPECIAL_OPTION, usb_spec); + + /* + * The number of packets we can take looks to be buffer size / 512 + * which matches the 512 byte rounding we have to do when de-muxing + * the packets. + * + * Sample numbers from the vendor driver: + * USB High-Speed mode values: + * RxAggBlockCount = 8 : 512 byte unit + * RxAggBlockTimeout = 6 + * RxAggPageCount = 48 : 128 byte unit + * RxAggPageTimeout = 4 or 6 (absolute time 34ms/(2^6)) + */ + + page_thresh = (priv->fops->rx_agg_buf_size / 512); + rtl8xxxu_write8(priv, REG_RXDMA_AGG_PG_TH, page_thresh); + rtl8xxxu_write8(priv, REG_USB_DMA_AGG_TO, 4); + priv->rx_buf_aggregation = 1; +} + static void rtl8xxxu_set_basic_rates(struct rtl8xxxu_priv *priv, u32 rate_cfg) { u32 val32; |