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Diffstat (limited to 'drivers/staging/rtlwifi/phydm/phydm_kfree.c')
-rw-r--r--drivers/staging/rtlwifi/phydm/phydm_kfree.c228
1 files changed, 228 insertions, 0 deletions
diff --git a/drivers/staging/rtlwifi/phydm/phydm_kfree.c b/drivers/staging/rtlwifi/phydm/phydm_kfree.c
new file mode 100644
index 000000000000..5f3582341806
--- /dev/null
+++ b/drivers/staging/rtlwifi/phydm/phydm_kfree.c
@@ -0,0 +1,228 @@
+/******************************************************************************
+ *
+ * Copyright(c) 2007 - 2016 Realtek Corporation.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * The full GNU General Public License is included in this distribution in the
+ * file called LICENSE.
+ *
+ * Contact Information:
+ * wlanfae <wlanfae@realtek.com>
+ * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
+ * Hsinchu 300, Taiwan.
+ *
+ * Larry Finger <Larry.Finger@lwfinger.net>
+ *
+ *****************************************************************************/
+
+/*============================================================*/
+/*include files*/
+/*============================================================*/
+#include "mp_precomp.h"
+#include "phydm_precomp.h"
+
+/*<YuChen, 150720> Add for KFree Feature Requested by RF David.*/
+/*This is a phydm API*/
+
+static void phydm_set_kfree_to_rf_8814a(void *dm_void, u8 e_rf_path, u8 data)
+{
+ struct phy_dm_struct *dm = (struct phy_dm_struct *)dm_void;
+ struct dm_rf_calibration_struct *cali_info = &dm->rf_calibrate_info;
+ bool is_odd;
+
+ if ((data % 2) != 0) { /*odd->positive*/
+ data = data - 1;
+ odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET, BIT(19),
+ 1);
+ is_odd = true;
+ } else { /*even->negative*/
+ odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET, BIT(19),
+ 0);
+ is_odd = false;
+ }
+ ODM_RT_TRACE(dm, ODM_COMP_MP, "%s(): RF_0x55[19]= %d\n", __func__,
+ is_odd);
+ switch (data) {
+ case 0:
+ odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET, BIT(14),
+ 0);
+ odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET,
+ BIT(17) | BIT(16) | BIT(15), 0);
+ cali_info->kfree_offset[e_rf_path] = 0;
+ break;
+ case 2:
+ odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET, BIT(14),
+ 1);
+ odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET,
+ BIT(17) | BIT(16) | BIT(15), 0);
+ cali_info->kfree_offset[e_rf_path] = 0;
+ break;
+ case 4:
+ odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET, BIT(14),
+ 0);
+ odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET,
+ BIT(17) | BIT(16) | BIT(15), 1);
+ cali_info->kfree_offset[e_rf_path] = 1;
+ break;
+ case 6:
+ odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET, BIT(14),
+ 1);
+ odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET,
+ BIT(17) | BIT(16) | BIT(15), 1);
+ cali_info->kfree_offset[e_rf_path] = 1;
+ break;
+ case 8:
+ odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET, BIT(14),
+ 0);
+ odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET,
+ BIT(17) | BIT(16) | BIT(15), 2);
+ cali_info->kfree_offset[e_rf_path] = 2;
+ break;
+ case 10:
+ odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET, BIT(14),
+ 1);
+ odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET,
+ BIT(17) | BIT(16) | BIT(15), 2);
+ cali_info->kfree_offset[e_rf_path] = 2;
+ break;
+ case 12:
+ odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET, BIT(14),
+ 0);
+ odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET,
+ BIT(17) | BIT(16) | BIT(15), 3);
+ cali_info->kfree_offset[e_rf_path] = 3;
+ break;
+ case 14:
+ odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET, BIT(14),
+ 1);
+ odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET,
+ BIT(17) | BIT(16) | BIT(15), 3);
+ cali_info->kfree_offset[e_rf_path] = 3;
+ break;
+ case 16:
+ odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET, BIT(14),
+ 0);
+ odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET,
+ BIT(17) | BIT(16) | BIT(15), 4);
+ cali_info->kfree_offset[e_rf_path] = 4;
+ break;
+ case 18:
+ odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET, BIT(14),
+ 1);
+ odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET,
+ BIT(17) | BIT(16) | BIT(15), 4);
+ cali_info->kfree_offset[e_rf_path] = 4;
+ break;
+ case 20:
+ odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET, BIT(14),
+ 0);
+ odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET,
+ BIT(17) | BIT(16) | BIT(15), 5);
+ cali_info->kfree_offset[e_rf_path] = 5;
+ break;
+
+ default:
+ break;
+ }
+
+ if (!is_odd) {
+ /*that means Kfree offset is negative, we need to record it.*/
+ cali_info->kfree_offset[e_rf_path] =
+ (-1) * cali_info->kfree_offset[e_rf_path];
+ ODM_RT_TRACE(dm, ODM_COMP_MP, "%s(): kfree_offset = %d\n",
+ __func__, cali_info->kfree_offset[e_rf_path]);
+ } else {
+ ODM_RT_TRACE(dm, ODM_COMP_MP, "%s(): kfree_offset = %d\n",
+ __func__, cali_info->kfree_offset[e_rf_path]);
+ }
+}
+
+static void phydm_set_kfree_to_rf(void *dm_void, u8 e_rf_path, u8 data)
+{
+ struct phy_dm_struct *dm = (struct phy_dm_struct *)dm_void;
+
+ if (dm->support_ic_type & ODM_RTL8814A)
+ phydm_set_kfree_to_rf_8814a(dm, e_rf_path, data);
+}
+
+void phydm_config_kfree(void *dm_void, u8 channel_to_sw, u8 *kfree_table)
+{
+ struct phy_dm_struct *dm = (struct phy_dm_struct *)dm_void;
+ struct dm_rf_calibration_struct *cali_info = &dm->rf_calibrate_info;
+ u8 rfpath = 0, max_rf_path = 0;
+ u8 channel_idx = 0;
+
+ if (dm->support_ic_type & ODM_RTL8814A)
+ max_rf_path = 4; /*0~3*/
+ else if (dm->support_ic_type &
+ (ODM_RTL8812 | ODM_RTL8192E | ODM_RTL8822B))
+ max_rf_path = 2; /*0~1*/
+ else
+ max_rf_path = 1;
+
+ ODM_RT_TRACE(dm, ODM_COMP_MP, "===>%s()\n", __func__);
+
+ if (cali_info->reg_rf_kfree_enable == 2) {
+ ODM_RT_TRACE(dm, ODM_COMP_MP,
+ "%s(): reg_rf_kfree_enable == 2, Disable\n",
+ __func__);
+ return;
+ }
+
+ if (cali_info->reg_rf_kfree_enable != 1 &&
+ cali_info->reg_rf_kfree_enable != 0) {
+ ODM_RT_TRACE(dm, ODM_COMP_MP, "<===%s()\n", __func__);
+ return;
+ }
+
+ ODM_RT_TRACE(dm, ODM_COMP_MP, "%s(): reg_rf_kfree_enable == true\n",
+ __func__);
+ /*Make sure the targetval is defined*/
+ if (((cali_info->reg_rf_kfree_enable == 1) &&
+ (kfree_table[0] != 0xFF)) ||
+ cali_info->rf_kfree_enable) {
+ /*if kfree_table[0] == 0xff, means no Kfree*/
+ if (*dm->band_type == ODM_BAND_2_4G) {
+ if (channel_to_sw <= 14 && channel_to_sw >= 1)
+ channel_idx = PHYDM_2G;
+ } else if (*dm->band_type == ODM_BAND_5G) {
+ if (channel_to_sw >= 36 && channel_to_sw <= 48)
+ channel_idx = PHYDM_5GLB1;
+ if (channel_to_sw >= 52 && channel_to_sw <= 64)
+ channel_idx = PHYDM_5GLB2;
+ if (channel_to_sw >= 100 && channel_to_sw <= 120)
+ channel_idx = PHYDM_5GMB1;
+ if (channel_to_sw >= 124 && channel_to_sw <= 144)
+ channel_idx = PHYDM_5GMB2;
+ if (channel_to_sw >= 149 && channel_to_sw <= 177)
+ channel_idx = PHYDM_5GHB;
+ }
+
+ for (rfpath = ODM_RF_PATH_A; rfpath < max_rf_path; rfpath++) {
+ ODM_RT_TRACE(dm, ODM_COMP_MP, "%s(): PATH_%d: %#x\n",
+ __func__, rfpath,
+ kfree_table[channel_idx * max_rf_path +
+ rfpath]);
+ phydm_set_kfree_to_rf(
+ dm, rfpath,
+ kfree_table[channel_idx * max_rf_path +
+ rfpath]);
+ }
+ } else {
+ ODM_RT_TRACE(
+ dm, ODM_COMP_MP,
+ "%s(): targetval not defined, Don't execute KFree Process.\n",
+ __func__);
+ return;
+ }
+
+ ODM_RT_TRACE(dm, ODM_COMP_MP, "<===%s()\n", __func__);
+}
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