rtl8xxxu: Introduce set_tx_power() fileop and a new 8723b dummy derivative

The 8723b series is significantly different from the older generation
in this sense. So far the 8723b version doesn't do anything useful.

Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c
index 40447e4..de1e654 100644 (file)
--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c
+++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c
@@ -1680,6 +1680,24 @@ static int rtl8723a_channel_to_group(int channel)
        return group;
 }
 
+static int rtl8723b_channel_to_group(int channel)
+{
+       int group;
+
+       if (channel < 3)
+               group = 0;
+       else if (channel < 6)
+               group = 1;
+       else if (channel < 9)
+               group = 2;
+       else if (channel < 12)
+               group = 3;
+       else
+               group = 4;
+
+       return group;
+}
+
 static void rtl8723au_config_channel(struct ieee80211_hw *hw)
 {
        struct rtl8xxxu_priv *priv = hw->priv;
@@ -2041,6 +2059,14 @@ rtl8723a_set_tx_power(struct rtl8xxxu_priv *priv, int channel, bool ht40)
        }
 }
 
+static void
+rtl8723b_set_tx_power(struct rtl8xxxu_priv *priv, int channel, bool ht40)
+{
+       int group;
+
+       group = rtl8723b_channel_to_group(channel);
+}
+
 static void rtl8xxxu_set_linktype(struct rtl8xxxu_priv *priv,
                                  enum nl80211_iftype linktype)
 {
@@ -6378,7 +6404,7 @@ static int rtl8xxxu_init_device(struct ieee80211_hw *hw)
        /*
         * Start out with default power levels for channel 6, 20MHz
         */
-       rtl8723a_set_tx_power(priv, 1, false);
+       priv->fops->set_tx_power(priv, 1, false);
 
        /* Let the 8051 take control of antenna setting */
        val8 = rtl8xxxu_read8(priv, REG_LEDCFG2);
@@ -7401,7 +7427,7 @@ static int rtl8xxxu_config(struct ieee80211_hw *hw, u32 changed)
 
                channel = hw->conf.chandef.chan->hw_value;
 
-               rtl8723a_set_tx_power(priv, channel, ht40);
+               priv->fops->set_tx_power(priv, channel, ht40);
 
                priv->fops->config_channel(hw);
        }
@@ -8026,6 +8052,7 @@ static struct rtl8xxxu_fileops rtl8723au_fops = {
        .config_channel = rtl8723au_config_channel,
        .parse_rx_desc = rtl8723au_parse_rx_desc,
        .enable_rf = rtl8723a_enable_rf,
+       .set_tx_power = rtl8723a_set_tx_power,
        .writeN_block_size = 1024,
        .mbox_ext_reg = REG_HMBOX_EXT_0,
        .mbox_ext_width = 2,
@@ -8048,6 +8075,7 @@ static struct rtl8xxxu_fileops rtl8723bu_fops = {
        .init_aggregation = rtl8723bu_init_aggregation,
        .init_statistics = rtl8723bu_init_statistics,
        .enable_rf = rtl8723b_enable_rf,
+       .set_tx_power = rtl8723b_set_tx_power,
        .writeN_block_size = 1024,
        .mbox_ext_reg = REG_HMBOX_EXT0_8723B,
        .mbox_ext_width = 4,
@@ -8069,6 +8097,7 @@ static struct rtl8xxxu_fileops rtl8192cu_fops = {
        .config_channel = rtl8723au_config_channel,
        .parse_rx_desc = rtl8723au_parse_rx_desc,
        .enable_rf = rtl8723a_enable_rf,
+       .set_tx_power = rtl8723a_set_tx_power,
        .writeN_block_size = 128,
        .mbox_ext_reg = REG_HMBOX_EXT_0,
        .mbox_ext_width = 2,
@@ -8089,6 +8118,7 @@ static struct rtl8xxxu_fileops rtl8192eu_fops = {
        .config_channel = rtl8723bu_config_channel,
        .parse_rx_desc = rtl8723bu_parse_rx_desc,
        .enable_rf = rtl8723b_enable_rf,
+       .set_tx_power = rtl8723b_set_tx_power,
        .writeN_block_size = 128,
        .mbox_ext_reg = REG_HMBOX_EXT0_8723B,
        .mbox_ext_width = 4,

diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h
index 6d56581..c7b4c92 100644 (file)
--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h
+++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h
@@ -1149,6 +1149,8 @@ struct rtl8xxxu_fileops {
        void (*init_aggregation) (struct rtl8xxxu_priv *priv);
        void (*init_statistics) (struct rtl8xxxu_priv *priv);
        void (*enable_rf) (struct rtl8xxxu_priv *priv);
+       void (*set_tx_power) (struct rtl8xxxu_priv *priv, int channel,
+                             bool ht40);
        int writeN_block_size;
        u16 mbox_ext_reg;
        char mbox_ext_width;