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path: root/drivers/net/wireless/realtek/rtl8xxxu/8188f.c
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Diffstat (limited to 'drivers/net/wireless/realtek/rtl8xxxu/8188f.c')
-rw-r--r--drivers/net/wireless/realtek/rtl8xxxu/8188f.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/net/wireless/realtek/rtl8xxxu/8188f.c b/drivers/net/wireless/realtek/rtl8xxxu/8188f.c
index bd5a0603b4a2..3abf14d7044f 100644
--- a/drivers/net/wireless/realtek/rtl8xxxu/8188f.c
+++ b/drivers/net/wireless/realtek/rtl8xxxu/8188f.c
@@ -697,9 +697,14 @@ static void rtl8188fu_init_statistics(struct rtl8xxxu_priv *priv)
rtl8xxxu_write32(priv, REG_OFDM0_FA_RSTC, val32);
}
+#define TX_POWER_INDEX_MAX 0x3F
+#define TX_POWER_INDEX_DEFAULT_CCK 0x22
+#define TX_POWER_INDEX_DEFAULT_HT40 0x27
+
static int rtl8188fu_parse_efuse(struct rtl8xxxu_priv *priv)
{
struct rtl8188fu_efuse *efuse = &priv->efuse_wifi.efuse8188fu;
+ int i;
if (efuse->rtl_id != cpu_to_le16(0x8129))
return -EINVAL;
@@ -713,6 +718,16 @@ static int rtl8188fu_parse_efuse(struct rtl8xxxu_priv *priv)
efuse->tx_power_index_A.ht40_base,
sizeof(efuse->tx_power_index_A.ht40_base));
+ for (i = 0; i < ARRAY_SIZE(priv->cck_tx_power_index_A); i++) {
+ if (priv->cck_tx_power_index_A[i] > TX_POWER_INDEX_MAX)
+ priv->cck_tx_power_index_A[i] = TX_POWER_INDEX_DEFAULT_CCK;
+ }
+
+ for (i = 0; i < ARRAY_SIZE(priv->ht40_1s_tx_power_index_A); i++) {
+ if (priv->ht40_1s_tx_power_index_A[i] > TX_POWER_INDEX_MAX)
+ priv->ht40_1s_tx_power_index_A[i] = TX_POWER_INDEX_DEFAULT_HT40;
+ }
+
priv->ofdm_tx_power_diff[0].a = efuse->tx_power_index_A.ht20_ofdm_1s_diff.a;
priv->ht20_tx_power_diff[0].a = efuse->tx_power_index_A.ht20_ofdm_1s_diff.b;