diff options
| -rw-r--r-- | drivers/net/wireless/realtek/rtw88/debug.c | 47 | ||||
| -rw-r--r-- | drivers/net/wireless/realtek/rtw88/main.c | 1 | ||||
| -rw-r--r-- | drivers/net/wireless/realtek/rtw88/main.h | 1 | ||||
| -rw-r--r-- | drivers/net/wireless/realtek/rtw88/tx.c | 9 |
4 files changed, 58 insertions, 0 deletions
diff --git a/drivers/net/wireless/realtek/rtw88/debug.c b/drivers/net/wireless/realtek/rtw88/debug.c index 37cf1439a8a0..2eb832246ad3 100644 --- a/drivers/net/wireless/realtek/rtw88/debug.c +++ b/drivers/net/wireless/realtek/rtw88/debug.c @@ -152,6 +152,22 @@ static int rtw_debugfs_get_rf_read(struct seq_file *m, void *v) return 0; } +static int rtw_debugfs_get_fix_rate(struct seq_file *m, void *v) +{ + struct rtw_debugfs_priv *debugfs_priv = m->private; + struct rtw_dev *rtwdev = debugfs_priv->rtwdev; + struct rtw_dm_info *dm_info = &rtwdev->dm_info; + u8 fix_rate = dm_info->fix_rate; + + if (fix_rate >= DESC_RATE_MAX) { + seq_printf(m, "Fix rate disabled, fix_rate = %u\n", fix_rate); + return 0; + } + + seq_printf(m, "Data frames fixed at desc rate %u\n", fix_rate); + return 0; +} + static int rtw_debugfs_copy_from_user(char tmp[], int size, const char __user *buffer, size_t count, int num) @@ -437,6 +453,31 @@ static ssize_t rtw_debugfs_set_rf_read(struct file *filp, return count; } +static ssize_t rtw_debugfs_set_fix_rate(struct file *filp, + const char __user *buffer, + size_t count, loff_t *loff) +{ + struct seq_file *seqpriv = (struct seq_file *)filp->private_data; + struct rtw_debugfs_priv *debugfs_priv = seqpriv->private; + struct rtw_dev *rtwdev = debugfs_priv->rtwdev; + struct rtw_dm_info *dm_info = &rtwdev->dm_info; + u8 fix_rate; + char tmp[32 + 1]; + int ret; + + rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 1); + + ret = kstrtou8(tmp, 0, &fix_rate); + if (ret) { + rtw_warn(rtwdev, "invalid args, [rate]\n"); + return ret; + } + + dm_info->fix_rate = fix_rate; + + return count; +} + static int rtw_debug_get_mac_page(struct seq_file *m, void *v) { struct rtw_debugfs_priv *debugfs_priv = m->private; @@ -1094,6 +1135,11 @@ static struct rtw_debugfs_priv rtw_debug_priv_read_reg = { .cb_read = rtw_debugfs_get_read_reg, }; +static struct rtw_debugfs_priv rtw_debug_priv_fix_rate = { + .cb_write = rtw_debugfs_set_fix_rate, + .cb_read = rtw_debugfs_get_fix_rate, +}; + static struct rtw_debugfs_priv rtw_debug_priv_dump_cam = { .cb_write = rtw_debugfs_set_single_input, .cb_read = rtw_debugfs_get_dump_cam, @@ -1164,6 +1210,7 @@ void rtw_debugfs_init(struct rtw_dev *rtwdev) rtw_debugfs_add_rw(read_reg); rtw_debugfs_add_w(rf_write); rtw_debugfs_add_rw(rf_read); + rtw_debugfs_add_rw(fix_rate); rtw_debugfs_add_rw(dump_cam); rtw_debugfs_add_rw(rsvd_page); rtw_debugfs_add_r(phy_info); diff --git a/drivers/net/wireless/realtek/rtw88/main.c b/drivers/net/wireless/realtek/rtw88/main.c index a0d4d6e31fb4..78fcbc20942d 100644 --- a/drivers/net/wireless/realtek/rtw88/main.c +++ b/drivers/net/wireless/realtek/rtw88/main.c @@ -1862,6 +1862,7 @@ int rtw_core_init(struct rtw_dev *rtwdev) rtwdev->sec.total_cam_num = 32; rtwdev->hal.current_channel = 1; + rtwdev->dm_info.fix_rate = U8_MAX; set_bit(RTW_BC_MC_MACID, rtwdev->mac_id_map); rtw_stats_init(rtwdev); diff --git a/drivers/net/wireless/realtek/rtw88/main.h b/drivers/net/wireless/realtek/rtw88/main.h index c37f1d508882..5e043101ee74 100644 --- a/drivers/net/wireless/realtek/rtw88/main.h +++ b/drivers/net/wireless/realtek/rtw88/main.h @@ -1631,6 +1631,7 @@ struct rtw_dm_info { u8 cck_gi_u_bnd; u8 cck_gi_l_bnd; + u8 fix_rate; u8 tx_rate; u32 rrsr_val_init; u32 rrsr_mask_min; diff --git a/drivers/net/wireless/realtek/rtw88/tx.c b/drivers/net/wireless/realtek/rtw88/tx.c index f9332fa463ca..efcc1b0371a8 100644 --- a/drivers/net/wireless/realtek/rtw88/tx.c +++ b/drivers/net/wireless/realtek/rtw88/tx.c @@ -312,7 +312,9 @@ static void rtw_tx_data_pkt_info_update(struct rtw_dev *rtwdev, struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); struct ieee80211_hw *hw = rtwdev->hw; + struct rtw_dm_info *dm_info = &rtwdev->dm_info; struct rtw_sta_info *si; + u8 fix_rate; u16 seq; u8 ampdu_factor = 0; u8 ampdu_density = 0; @@ -364,6 +366,13 @@ out: pkt_info->bw = bw; pkt_info->stbc = stbc; pkt_info->ldpc = ldpc; + + fix_rate = dm_info->fix_rate; + if (fix_rate < DESC_RATE_MAX) { + pkt_info->rate = fix_rate; + pkt_info->dis_rate_fallback = true; + pkt_info->use_rate = true; + } } void rtw_tx_pkt_info_update(struct rtw_dev *rtwdev, |