From: Nishant Sarmukadam <nishants@xxxxxxxxxxx>
APIv1 AP firmware does not support the RF_TX_POWER command. It
supports the similar TX_POWER command.
Signed-off-by: Pradeep Nemavat <pnemavat@xxxxxxxxxxx>
Signed-off-by: Nishant Sarmukadam <nishants@xxxxxxxxxxx>
Signed-off-by: Brian Cavagnolo <brian@xxxxxxxxxxx>
---
drivers/net/wireless/mwl8k.c | 78 ++++++++++++++++++++++++++++++++++++++---
1 files changed, 72 insertions(+), 6 deletions(-)
diff --git a/drivers/net/wireless/mwl8k.c b/drivers/net/wireless/mwl8k.c
index f152a25..cfda87a 100644
--- a/drivers/net/wireless/mwl8k.c
+++ b/drivers/net/wireless/mwl8k.c
@@ -285,8 +285,9 @@ static const struct ieee80211_rate mwl8k_rates_50[] = {
};
/* Set or get info from Firmware */
-#define MWL8K_CMD_SET 0x0001
#define MWL8K_CMD_GET 0x0000
+#define MWL8K_CMD_SET 0x0001
+#define MWL8K_CMD_SET_LIST 0x0002
/* Firmware command codes */
#define MWL8K_CMD_CODE_DNLD 0x0001
@@ -296,6 +297,7 @@ static const struct ieee80211_rate mwl8k_rates_50[] = {
#define MWL8K_CMD_GET_STAT 0x0014
#define MWL8K_CMD_RADIO_CONTROL 0x001c
#define MWL8K_CMD_RF_TX_POWER 0x001e
+#define MWL8K_CMD_TX_POWER 0x001f
#define MWL8K_CMD_RF_ANTENNA 0x0020
#define MWL8K_CMD_SET_BEACON 0x0100 /* per-vif */
#define MWL8K_CMD_SET_PRE_SCAN 0x0107
@@ -333,6 +335,7 @@ static const char *mwl8k_cmd_name(__le16 cmd, char *buf, int bufsize)
MWL8K_CMDNAME(GET_STAT);
MWL8K_CMDNAME(RADIO_CONTROL);
MWL8K_CMDNAME(RF_TX_POWER);
+ MWL8K_CMDNAME(TX_POWER);
MWL8K_CMDNAME(RF_ANTENNA);
MWL8K_CMDNAME(SET_BEACON);
MWL8K_CMDNAME(SET_PRE_SCAN);
@@ -2084,7 +2087,7 @@ mwl8k_set_radio_preamble(struct ieee80211_hw *hw, bool short_preamble)
/*
* CMD_RF_TX_POWER.
*/
-#define MWL8K_TX_POWER_LEVEL_TOTAL 8
+#define MWL8K_RF_TX_POWER_LEVEL_TOTAL 8
struct mwl8k_cmd_rf_tx_power {
struct mwl8k_cmd_pkt header;
@@ -2092,7 +2095,7 @@ struct mwl8k_cmd_rf_tx_power {
__le16 support_level;
__le16 current_level;
__le16 reserved;
- __le16 power_level_list[MWL8K_TX_POWER_LEVEL_TOTAL];
+ __le16 power_level_list[MWL8K_RF_TX_POWER_LEVEL_TOTAL];
} __packed;
static int mwl8k_cmd_rf_tx_power(struct ieee80211_hw *hw, int dBm)
@@ -2116,6 +2119,65 @@ static int mwl8k_cmd_rf_tx_power(struct ieee80211_hw *hw, int dBm)
}
/*
+ * CMD_TX_POWER.
+ */
+#define MWL8K_TX_POWER_LEVEL_TOTAL 12
+
+struct mwl8k_cmd_tx_power {
+ struct mwl8k_cmd_pkt header;
+ __le16 action;
+ __le16 band;
+ __le16 channel;
+ __le16 bw;
+ __le16 sub_ch;
+ __le16 power_level_list[MWL8K_TX_POWER_LEVEL_TOTAL];
+} __attribute__((packed));
+
+static int mwl8k_cmd_tx_power(struct ieee80211_hw *hw,
+ struct ieee80211_conf *conf,
+ unsigned short pwr)
+{
+ struct ieee80211_channel *channel = conf->channel;
+ struct mwl8k_cmd_tx_power *cmd;
+ int rc;
+ int i;
+
+ cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
+ if (cmd == NULL)
+ return -ENOMEM;
+
+ cmd->header.code = cpu_to_le16(MWL8K_CMD_TX_POWER);
+ cmd->header.length = cpu_to_le16(sizeof(*cmd));
+ cmd->action = cpu_to_le16(MWL8K_CMD_SET_LIST);
+
+ if (channel->band == IEEE80211_BAND_2GHZ)
+ cmd->band = cpu_to_le16(0x1);
+ else if (channel->band == IEEE80211_BAND_5GHZ)
+ cmd->band = cpu_to_le16(0x4);
+
+ cmd->channel = channel->hw_value;
+
+ if (conf->channel_type == NL80211_CHAN_NO_HT ||
+ conf->channel_type == NL80211_CHAN_HT20) {
+ cmd->bw = cpu_to_le16(0x2);
+ } else {
+ cmd->bw = cpu_to_le16(0x4);
+ if (conf->channel_type == NL80211_CHAN_HT40MINUS)
+ cmd->sub_ch = cpu_to_le16(0x3);
+ else if (conf->channel_type == NL80211_CHAN_HT40PLUS)
+ cmd->sub_ch = cpu_to_le16(0x1);
+ }
+
+ for (i = 0; i < MWL8K_TX_POWER_LEVEL_TOTAL; i++)
+ cmd->power_level_list[i] = cpu_to_le16(pwr);
+
+ rc = mwl8k_post_cmd(hw, &cmd->header);
+ kfree(cmd);
+
+ return rc;
+}
+
+/*
* CMD_RF_ANTENNA.
*/
struct mwl8k_cmd_rf_antenna {
@@ -3377,15 +3439,19 @@ static int mwl8k_config(struct ieee80211_hw *hw, u32 changed)
if (conf->power_level > 18)
conf->power_level = 18;
- rc = mwl8k_cmd_rf_tx_power(hw, conf->power_level);
- if (rc)
- goto out;
if (priv->ap_fw) {
+ rc = mwl8k_cmd_tx_power(hw, conf, conf->power_level);
+ if (rc)
+ goto out;
+
rc = mwl8k_cmd_rf_antenna(hw, MWL8K_RF_ANTENNA_RX, 0x7);
if (!rc)
rc = mwl8k_cmd_rf_antenna(hw, MWL8K_RF_ANTENNA_TX, 0x7);
} else {
+ rc = mwl8k_cmd_rf_tx_power(hw, conf->power_level);
+ if (rc)
+ goto out;
rc = mwl8k_cmd_mimo_config(hw, 0x7, 0x7);
}
--
1.7.1.1
--
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