ExternalVendorCode/openwifi
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Adjust the driver arguments while loading/insert:

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1. test_mode 0 -- normal, no aggregation (AMPDU); test_mode 1 -- experimental, has AMPDU support
2. init_tx_att -- initial tx attenuation in dB*1000 format. example: put 20000 for 20dB
This commit is contained in:
Xianjun Jiao 2022-03-28 15:08:01 +02:00
parent 91a6d83146
commit 76b1a6a12c
1 changed files with 36 additions and 8 deletions
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44
driver/sdr.c
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@ -74,14 +74,22 @@ u8 gen_mpdu_delim_crc(u16 m);
#include "sdrctl_intf.c"
#include "sysfs_intf.c"
static int test_mode = 0; // 0 normal; 1 rx test
static int test_mode = 0; // bit0: aggregation enable(1)/disable(0); NO USE ANY MORE: bit1: tx offset tuning enable(0)/disable(1)
// Internal indication variables after parsing test_mode
static bool AGGR_ENABLE = false;
static bool TX_OFFSET_TUNING_ENABLE = false;
static int init_tx_att = 0;
MODULE_AUTHOR("Xianjun Jiao");
MODULE_DESCRIPTION("SDR driver");
MODULE_LICENSE("GPL v2");
module_param(test_mode, int, 0);
MODULE_PARM_DESC(myint, "test_mode. 0 normal; 1 rx test");
MODULE_PARM_DESC(myint, "test_mode. bit0: aggregation enable(1)/disable(0)");
module_param(init_tx_att, int, 0);
MODULE_PARM_DESC(myint, "init_tx_att. TX attenuation in dB*1000 example: set to 3000 for 3dB attenuation");
// ---------------rfkill---------------------------------------
static bool openwifi_is_radio_enabled(struct openwifi_priv *priv)
@ -1662,6 +1670,10 @@ static int openwifi_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *
u16 max_tx_bytes, buf_size;
u32 ampdu_action_config;
if (!AGGR_ENABLE) {
return -EOPNOTSUPP;
}
switch (action)
{
case IEEE80211_AMPDU_TX_START:
@ -1874,7 +1886,14 @@ static int openwifi_dev_probe(struct platform_device *pdev)
// }
// else
// printk("%s openwifi_dev_probe: WARNING rfkill radio off failed. tx att read %d %d require %d\n",sdr_compatible_str, reg, reg1, AD9361_RADIO_OFF_TX_ATT);
// //-----------------------------parse the test_mode input--------------------------------
if (test_mode&1)
AGGR_ENABLE = true;
// if (test_mode&2)
// TX_OFFSET_TUNING_ENABLE = false;
priv->last_auto_fpga_lbt_th = 134;//just to avoid uninitialized
priv->rssi_correction = 43;//this will be set in real-time by _rf_set_channel()
@ -1918,7 +1937,7 @@ static int openwifi_dev_probe(struct platform_device *pdev)
printk("%s openwifi_dev_probe: Warning! priv->rf_bw == %dHz (should be 20000000 or 40000000)\n",sdr_compatible_str, priv->rf_bw);
}
printk("%s openwifi_dev_probe: test_mode %d\n", sdr_compatible_str, test_mode);
printk("%s openwifi_dev_probe: test_mode %d AGGR_ENABLE %d TX_OFFSET_TUNING_ENABLE %d init_tx_att %d\n", sdr_compatible_str, test_mode, AGGR_ENABLE, TX_OFFSET_TUNING_ENABLE, init_tx_att);
priv->runtime_tx_ant_cfg = ((priv->tx_intf_cfg==TX_INTF_BW_20MHZ_AT_0MHZ_ANT0 || priv->tx_intf_cfg==TX_INTF_BW_20MHZ_AT_N_10MHZ_ANT0)?1:(priv->tx_intf_cfg==TX_INTF_BW_20MHZ_AT_0MHZ_ANT_BOTH?3:2));
priv->runtime_rx_ant_cfg = (priv->rx_intf_cfg==RX_INTF_BW_20MHZ_AT_0MHZ_ANT0?1:2);
@ -1931,6 +1950,8 @@ static int openwifi_dev_probe(struct platform_device *pdev)
memset(priv->drv_xpu_reg_val,0,sizeof(priv->drv_xpu_reg_val));
memset(priv->rf_reg_val,0,sizeof(priv->rf_reg_val));
priv->rf_reg_val[RF_TX_REG_IDX_ATT] = init_tx_att;
//let's by default turn radio on when probing
err = openwifi_set_antenna(dev, priv->runtime_tx_ant_cfg, priv->runtime_rx_ant_cfg);
if (err) {
@ -1994,8 +2015,10 @@ static int openwifi_dev_probe(struct platform_device *pdev)
priv->band_2GHz.n_bitrates = ARRAY_SIZE(priv->rates_2GHz);
priv->band_2GHz.ht_cap.ht_supported = true;
priv->band_2GHz.ht_cap.cap = IEEE80211_HT_CAP_SGI_20;
priv->band_2GHz.ht_cap.ampdu_factor = IEEE80211_HT_MAX_AMPDU_8K;
priv->band_2GHz.ht_cap.ampdu_density = IEEE80211_HT_MPDU_DENSITY_2;
if (AGGR_ENABLE) {
priv->band_2GHz.ht_cap.ampdu_factor = IEEE80211_HT_MAX_AMPDU_8K;
priv->band_2GHz.ht_cap.ampdu_density = IEEE80211_HT_MPDU_DENSITY_2;
}
memset(&priv->band_2GHz.ht_cap.mcs, 0, sizeof(priv->band_2GHz.ht_cap.mcs));
priv->band_2GHz.ht_cap.mcs.rx_mask[0] = 0xff;
priv->band_2GHz.ht_cap.mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED;
@ -2008,8 +2031,10 @@ static int openwifi_dev_probe(struct platform_device *pdev)
priv->band_5GHz.n_bitrates = ARRAY_SIZE(priv->rates_5GHz);
priv->band_5GHz.ht_cap.ht_supported = true;
priv->band_5GHz.ht_cap.cap = IEEE80211_HT_CAP_SGI_20;
priv->band_5GHz.ht_cap.ampdu_factor = IEEE80211_HT_MAX_AMPDU_8K;
priv->band_5GHz.ht_cap.ampdu_density = IEEE80211_HT_MPDU_DENSITY_2;
if (AGGR_ENABLE) {
priv->band_5GHz.ht_cap.ampdu_factor = IEEE80211_HT_MAX_AMPDU_8K;
priv->band_5GHz.ht_cap.ampdu_density = IEEE80211_HT_MPDU_DENSITY_2;
}
memset(&priv->band_5GHz.ht_cap.mcs, 0, sizeof(priv->band_5GHz.ht_cap.mcs));
priv->band_5GHz.ht_cap.mcs.rx_mask[0] = 0xff;
priv->band_5GHz.ht_cap.mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED;
@ -2021,7 +2046,10 @@ static int openwifi_dev_probe(struct platform_device *pdev)
ieee80211_hw_set(dev, HOST_BROADCAST_PS_BUFFERING);
ieee80211_hw_set(dev, RX_INCLUDES_FCS);
ieee80211_hw_set(dev, BEACON_TX_STATUS);
ieee80211_hw_set(dev, AMPDU_AGGREGATION);
if (AGGR_ENABLE) {
ieee80211_hw_set(dev, AMPDU_AGGREGATION);
}
dev->vif_data_size = sizeof(struct openwifi_vif);
dev->wiphy->interface_modes =