mirror of
https://github.com/lwfinger/rtl8188eu.git
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106 lines
3.9 KiB
C
106 lines
3.9 KiB
C
/******************************************************************************
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*
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* Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
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*
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*
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******************************************************************************/
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/* ************************************************************
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* include files
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* ************************************************************ */
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#include "mp_precomp.h"
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#include "phydm_precomp.h"
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#if (defined(CONFIG_BB_POWER_SAVING))
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void
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odm_dynamic_bb_power_saving_init(
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void *p_dm_void
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)
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{
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struct PHY_DM_STRUCT *p_dm_odm = (struct PHY_DM_STRUCT *)p_dm_void;
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struct _dynamic_power_saving *p_dm_ps_table = &p_dm_odm->dm_ps_table;
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p_dm_ps_table->pre_cca_state = CCA_MAX;
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p_dm_ps_table->cur_cca_state = CCA_MAX;
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p_dm_ps_table->pre_rf_state = RF_MAX;
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p_dm_ps_table->cur_rf_state = RF_MAX;
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p_dm_ps_table->rssi_val_min = 0;
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p_dm_ps_table->initialize = 0;
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}
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void
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odm_rf_saving(
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void *p_dm_void,
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u8 is_force_in_normal
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)
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{
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struct PHY_DM_STRUCT *p_dm_odm = (struct PHY_DM_STRUCT *)p_dm_void;
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struct _dynamic_power_saving *p_dm_ps_table = &p_dm_odm->dm_ps_table;
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u8 rssi_up_bound = 30 ;
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u8 rssi_low_bound = 25;
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if (p_dm_odm->patch_id == 40) { /* RT_CID_819x_FUNAI_TV */
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rssi_up_bound = 50 ;
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rssi_low_bound = 45;
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}
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if (p_dm_ps_table->initialize == 0) {
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p_dm_ps_table->reg874 = (odm_get_bb_reg(p_dm_odm, 0x874, MASKDWORD) & 0x1CC000) >> 14;
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p_dm_ps_table->regc70 = (odm_get_bb_reg(p_dm_odm, 0xc70, MASKDWORD) & BIT(3)) >> 3;
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p_dm_ps_table->reg85c = (odm_get_bb_reg(p_dm_odm, 0x85c, MASKDWORD) & 0xFF000000) >> 24;
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p_dm_ps_table->rega74 = (odm_get_bb_reg(p_dm_odm, 0xa74, MASKDWORD) & 0xF000) >> 12;
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/* Reg818 = phy_query_bb_reg(p_adapter, 0x818, MASKDWORD); */
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p_dm_ps_table->initialize = 1;
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}
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if (!is_force_in_normal) {
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if (p_dm_odm->rssi_min != 0xFF) {
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if (p_dm_ps_table->pre_rf_state == rf_normal) {
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if (p_dm_odm->rssi_min >= rssi_up_bound)
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p_dm_ps_table->cur_rf_state = rf_save;
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else
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p_dm_ps_table->cur_rf_state = rf_normal;
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} else {
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if (p_dm_odm->rssi_min <= rssi_low_bound)
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p_dm_ps_table->cur_rf_state = rf_normal;
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else
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p_dm_ps_table->cur_rf_state = rf_save;
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}
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} else
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p_dm_ps_table->cur_rf_state = RF_MAX;
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} else
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p_dm_ps_table->cur_rf_state = rf_normal;
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if (p_dm_ps_table->pre_rf_state != p_dm_ps_table->cur_rf_state) {
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if (p_dm_ps_table->cur_rf_state == rf_save) {
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odm_set_bb_reg(p_dm_odm, 0x874, 0x1C0000, 0x2); /* reg874[20:18]=3'b010 */
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odm_set_bb_reg(p_dm_odm, 0xc70, BIT(3), 0); /* regc70[3]=1'b0 */
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odm_set_bb_reg(p_dm_odm, 0x85c, 0xFF000000, 0x63); /* reg85c[31:24]=0x63 */
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odm_set_bb_reg(p_dm_odm, 0x874, 0xC000, 0x2); /* reg874[15:14]=2'b10 */
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odm_set_bb_reg(p_dm_odm, 0xa74, 0xF000, 0x3); /* RegA75[7:4]=0x3 */
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odm_set_bb_reg(p_dm_odm, 0x818, BIT(28), 0x0); /* Reg818[28]=1'b0 */
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odm_set_bb_reg(p_dm_odm, 0x818, BIT(28), 0x1); /* Reg818[28]=1'b1 */
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} else {
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odm_set_bb_reg(p_dm_odm, 0x874, 0x1CC000, p_dm_ps_table->reg874);
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odm_set_bb_reg(p_dm_odm, 0xc70, BIT(3), p_dm_ps_table->regc70);
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odm_set_bb_reg(p_dm_odm, 0x85c, 0xFF000000, p_dm_ps_table->reg85c);
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odm_set_bb_reg(p_dm_odm, 0xa74, 0xF000, p_dm_ps_table->rega74);
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odm_set_bb_reg(p_dm_odm, 0x818, BIT(28), 0x0);
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}
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p_dm_ps_table->pre_rf_state = p_dm_ps_table->cur_rf_state;
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}
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}
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#endif
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