From 02256930d9b80c3c8ada90ea36fd0488a91735d0 Mon Sep 17 00:00:00 2001 From: Michal Kazior Date: Wed, 23 Oct 2013 04:02:14 -0700 Subject: [PATCH] ath10k: use proper tx power unit It was previously thought that FW expects tx power in quarters of dBm. Signed-off-by: Michal Kazior Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/ath10k/mac.c | 18 +++++++++--------- drivers/net/wireless/ath/ath10k/wmi.h | 3 ++- 2 files changed, 11 insertions(+), 10 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c index 8eb84fbd2d3a..03ef162d34d4 100644 --- a/drivers/net/wireless/ath/ath10k/mac.c +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -451,9 +451,9 @@ static int ath10k_vdev_start(struct ath10k_vif *arvif) arg.channel.mode = chan_to_phymode(&conf->chandef); arg.channel.min_power = 0; - arg.channel.max_power = channel->max_power * 4; - arg.channel.max_reg_power = channel->max_reg_power * 4; - arg.channel.max_antenna_gain = channel->max_antenna_gain; + arg.channel.max_power = channel->max_power * 2; + arg.channel.max_reg_power = channel->max_reg_power * 2; + arg.channel.max_antenna_gain = channel->max_antenna_gain * 2; if (arvif->vdev_type == WMI_VDEV_TYPE_AP) { arg.ssid = arvif->u.ap.ssid; @@ -530,9 +530,9 @@ static int ath10k_monitor_start(struct ath10k *ar, int vdev_id) arg.channel.mode = chan_to_phymode(&ar->hw->conf.chandef); arg.channel.min_power = 0; - arg.channel.max_power = channel->max_power * 4; - arg.channel.max_reg_power = channel->max_reg_power * 4; - arg.channel.max_antenna_gain = channel->max_antenna_gain; + arg.channel.max_power = channel->max_power * 2; + arg.channel.max_reg_power = channel->max_reg_power * 2; + arg.channel.max_antenna_gain = channel->max_antenna_gain * 2; ret = ath10k_wmi_vdev_start(ar, &arg); if (ret) { @@ -1376,9 +1376,9 @@ static int ath10k_update_channel_list(struct ath10k *ar) ch->freq = channel->center_freq; ch->min_power = 0; - ch->max_power = channel->max_power * 4; - ch->max_reg_power = channel->max_reg_power * 4; - ch->max_antenna_gain = channel->max_antenna_gain; + ch->max_power = channel->max_power * 2; + ch->max_reg_power = channel->max_reg_power * 2; + ch->max_antenna_gain = channel->max_antenna_gain * 2; ch->reg_class_id = 0; /* FIXME */ /* FIXME: why use only legacy modes, why not any diff --git a/drivers/net/wireless/ath/ath10k/wmi.h b/drivers/net/wireless/ath/ath10k/wmi.h index 78c991aec7f9..81e33a7dbaf2 100644 --- a/drivers/net/wireless/ath/ath10k/wmi.h +++ b/drivers/net/wireless/ath/ath10k/wmi.h @@ -893,6 +893,7 @@ struct wmi_channel { union { __le32 reginfo0; struct { + /* note: power unit is 0.5 dBm */ u8 min_power; u8 max_power; u8 reg_power; @@ -915,7 +916,7 @@ struct wmi_channel_arg { bool allow_ht; bool allow_vht; bool ht40plus; - /* note: power unit is 1/4th of dBm */ + /* note: power unit is 0.5 dBm */ u32 min_power; u32 max_power; u32 max_reg_power; -- 2.39.5