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rtl8188eu/hal8188erateadaptive.c
Larry Finger 4de1397841 rtl8188eu: Flatten hap/ 
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
2021-07-22 18:57:16 -05:00

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/*++
Copyright (c) Realtek Semiconductor Corp. All rights reserved.
Module Name:
rate_adaptive.c
Abstract:
Implement rate Adaptive functions for common operations.
Major Change History:
When Who What
---------- --------------- -------------------------------
2011-08-12 Page Create.
2015-04-23 Wilson Fine tune (SD9 Family)
--*/
#include "mp_precomp.h"
#include "phydm_precomp.h"
#if (RATE_ADAPTIVE_SUPPORT == 1)
/* rate adaptive parameters */
static u8 RETRY_PENALTY[PERENTRY][RETRYSIZE + 1] = {{5, 4, 3, 2, 0, 3}, /* 92 , idx=0 */
{6, 5, 4, 3, 0, 4}, /* 86 , idx=1 */
{6, 5, 4, 2, 0, 4}, /* 81 , idx=2 */
{8, 7, 6, 4, 0, 6}, /* 75 , idx=3 */
{10, 9, 8, 6, 0, 8}, /* 71 , idx=4 */
{10, 9, 8, 4, 0, 8}, /* 66 , idx=5 */
{10, 9, 8, 2, 0, 8}, /* 62 , idx=6 */
{10, 9, 8, 0, 0, 8}, /* 59 , idx=7 */
{18, 17, 16, 8, 0, 16}, /* 53 , idx=8 */
{26, 25, 24, 16, 0, 24}, /* 50 , idx=9 */
{34, 33, 32, 24, 0, 32}, /* 47 , idx=0x0a */
{34, 31, 28, 20, 0, 32}, /* 43 , idx=0x0b */
{34, 31, 27, 18, 0, 32}, /* 40 , idx=0x0c */
{34, 31, 26, 16, 0, 32}, /* 37 , idx=0x0d */
{34, 30, 22, 16, 0, 32}, /* 32 , idx=0x0e */
{34, 30, 24, 16, 0, 32}, /* 26 , idx=0x0f */
{49, 46, 40, 16, 0, 48}, /* 20 , idx=0x10 */
{49, 45, 32, 0, 0, 48}, /* 17 , idx=0x11 */
{49, 45, 22, 18, 0, 48}, /* 15 , idx=0x12 */
{49, 40, 24, 16, 0, 48}, /* 12 , idx=0x13 */
{49, 32, 18, 12, 0, 48}, /* 9 , idx=0x14 */
{49, 22, 18, 14, 0, 48}, /* 6 , idx=0x15 */
{49, 16, 16, 0, 0, 48}
};/* 3 */ /* 3, idx=0x16 */
static u8 RETRY_PENALTY_UP[RETRYSIZE + 1] = {49, 44, 16, 16, 0, 48}; /* 12% for rate up */
static u8 PT_PENALTY[RETRYSIZE + 1] = {34, 31, 30, 24, 0, 32};
/* wilson modify */
static u8 RETRY_PENALTY_IDX[2][RATESIZE] = {{
4, 4, 4, 5, 4, 4, 5, 7, 7, 7, 8, 0x0a, /* SS>TH */
4, 4, 4, 4, 6, 0x0a, 0x0b, 0x0d,
5, 5, 7, 7, 8, 0x0b, 0x0d, 0x0f
}, /* 0329 R01 */
{
0x0a, 0x0a, 0x0b, 0x0c, 0x0a, 0x0a, 0x0b, 0x0c, 0x0d, 0x10, 0x13, 0x13, /* SS<TH */
0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x11, 0x13, 0x13,
9, 9, 9, 9, 0x0c, 0x0e, 0x11, 0x13
}
};
static u8 RETRY_PENALTY_UP_IDX[RATESIZE] = {0x0c, 0x0d, 0x0d, 0x0f, 0x0d, 0x0e, 0x0f, 0x0f, 0x10, 0x12, 0x13, 0x14, /* SS>TH */
0x0f, 0x10, 0x10, 0x12, 0x12, 0x13, 0x14, 0x15,
0x11, 0x11, 0x12, 0x13, 0x13, 0x13, 0x14, 0x15
};
static u8 RSSI_THRESHOLD[RATESIZE] = {0, 0, 0, 0,
0, 0, 0, 0, 0, 0x24, 0x26, 0x2a,
0x18, 0x1a, 0x1d, 0x1f, 0x21, 0x27, 0x29, 0x2a,
0, 0, 0, 0x1f, 0x23, 0x28, 0x2a, 0x2c
};
static u16 N_THRESHOLD_HIGH[RATESIZE] = {4, 4, 8, 16,
24, 36, 48, 72, 96, 144, 192, 216,
60, 80, 100, 160, 240, 400, 600, 800,
300, 320, 480, 720, 1000, 1200, 1600, 2000
};
static u16 N_THRESHOLD_LOW[RATESIZE] = {2, 2, 4, 8,
12, 18, 24, 36, 48, 72, 96, 108,
30, 40, 50, 80, 120, 200, 300, 400,
150, 160, 240, 360, 500, 600, 800, 1000
};
static u8 TRYING_NECESSARY[RATESIZE] = {2, 2, 2, 2,
2, 2, 3, 3, 4, 4, 5, 7,
4, 4, 7, 10, 10, 12, 12, 18,
5, 7, 7, 8, 11, 18, 36, 60
}; /* 0329 */ /* 1207 */
static u8 DROPING_NECESSARY[RATESIZE] = {1, 1, 1, 1,
1, 2, 3, 4, 5, 6, 7, 8,
1, 2, 3, 4, 5, 6, 7, 8,
5, 6, 7, 8, 9, 10, 11, 12
};
static u32 INIT_RATE_FALLBACK_TABLE[16] = {0x0f8ff015, /* 0: 40M BGN mode */
0x0f8ff010, /* 1: 40M GN mode */
0x0f8ff005, /* 2: BN mode/ 40M BGN mode */
0x0f8ff000, /* 3: N mode */
0x00000ff5, /* 4: BG mode */
0x00000ff0, /* 5: G mode */
0x0000000d, /* 6: B mode */
0, /* 7: */
0, /* 8: */
0, /* 9: */
0, /* 10: */
0, /* 11: */
0, /* 12: */
0, /* 13: */
0, /* 14: */
0, /* 15: */
};
static u8 pending_for_rate_up_fail[5] = {2, 10, 24, 40, 60};
static u16 dynamic_tx_rpt_timing[6] = {0x186a, 0x30d4, 0x493e, 0x61a8, 0x7a12, 0x927c}; /*200ms-1200ms*/
/* End rate adaptive parameters */
static void
odm_set_tx_rpt_timing_8188e(
struct PHY_DM_STRUCT *p_dm_odm,
struct _odm_ra_info_ *p_ra_info,
u8 extend
)
{
u8 idx = 0;
for (idx = 0; idx < 5; idx++)
if (dynamic_tx_rpt_timing[idx] == p_ra_info->rpt_time)
break;
if (extend == 0) /* back to default timing */
idx = 0; /* 200ms */
else if (extend == 1) { /* increase the timing */
idx += 1;
if (idx > 5)
idx = 5;
} else if (extend == 2) { /* decrease the timing */
if (idx != 0)
idx -= 1;
}
p_ra_info->rpt_time = dynamic_tx_rpt_timing[idx];
ODM_RT_TRACE(p_dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_LOUD, ("p_ra_info->rpt_time=0x%x\n", p_ra_info->rpt_time));
}
static int
odm_rate_down_8188e(
struct PHY_DM_STRUCT *p_dm_odm,
struct _odm_ra_info_ *p_ra_info
)
{
u8 rate_id, lowest_rate, highest_rate;
s8 i;
ODM_RT_TRACE(p_dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_TRACE, ("=====>odm_rate_down_8188e()\n"));
if (NULL == p_ra_info) {
ODM_RT_TRACE(p_dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_LOUD, ("odm_rate_down_8188e(): p_ra_info is NULL\n"));
return -1;
}
rate_id = p_ra_info->pre_rate;
lowest_rate = p_ra_info->lowest_rate;
highest_rate = p_ra_info->highest_rate;
ODM_RT_TRACE(p_dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_TRACE,
(" rate_id=%d lowest_rate=%d highest_rate=%d rate_sgi=%d\n",
rate_id, lowest_rate, highest_rate, p_ra_info->rate_sgi));
if (rate_id > highest_rate)
rate_id = highest_rate;
else if (p_ra_info->rate_sgi)
p_ra_info->rate_sgi = 0;
else if (rate_id > lowest_rate) {
if (rate_id > 0) {
for (i = rate_id - 1; i >= lowest_rate; i--) {
if (p_ra_info->ra_use_rate & BIT(i)) {
rate_id = i;
goto rate_down_finish;
}
}
}
} else if (rate_id <= lowest_rate)
rate_id = lowest_rate;
rate_down_finish:
if (p_ra_info->ra_waiting_counter == 1) {
p_ra_info->ra_waiting_counter += 1;
p_ra_info->ra_pending_counter += 1;
} else if (p_ra_info->ra_waiting_counter == 0) {
} else {
p_ra_info->ra_waiting_counter = 0;
p_ra_info->ra_pending_counter = 0;
}
if (p_ra_info->ra_pending_counter >= 4)
p_ra_info->ra_pending_counter = 4;
p_ra_info->ra_drop_after_down = 1;
p_ra_info->decision_rate = rate_id;
odm_set_tx_rpt_timing_8188e(p_dm_odm, p_ra_info, 2);
ODM_RT_TRACE(p_dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_LOUD, ("rate down, Decrease RPT Timing\n"));
ODM_RT_TRACE(p_dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_TRACE, ("ra_waiting_counter %d, ra_pending_counter %d RADrop %d", p_ra_info->ra_waiting_counter, p_ra_info->ra_pending_counter, p_ra_info->ra_drop_after_down));
ODM_RT_TRACE(p_dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_LOUD, ("rate down to rate_id %d rate_sgi %d\n", rate_id, p_ra_info->rate_sgi));
ODM_RT_TRACE(p_dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_TRACE, ("<=====odm_rate_down_8188e()\n"));
return 0;
}
static int
odm_rate_up_8188e(
struct PHY_DM_STRUCT *p_dm_odm,
struct _odm_ra_info_ *p_ra_info
)
{
u8 rate_id, highest_rate;
u8 i;
ODM_RT_TRACE(p_dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_TRACE, ("=====>odm_rate_up_8188e()\n"));
if (NULL == p_ra_info) {
ODM_RT_TRACE(p_dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_LOUD, ("odm_rate_up_8188e(): p_ra_info is NULL\n"));
return -1;
}
rate_id = p_ra_info->pre_rate;
highest_rate = p_ra_info->highest_rate;
ODM_RT_TRACE(p_dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_TRACE,
(" rate_id=%d highest_rate=%d\n",
rate_id, highest_rate));
if (p_ra_info->ra_waiting_counter == 1) {
p_ra_info->ra_waiting_counter = 0;
p_ra_info->ra_pending_counter = 0;
} else if (p_ra_info->ra_waiting_counter > 1) {
p_ra_info->pre_rssi_sta_ra = p_ra_info->rssi_sta_ra;
goto rate_up_finish;
}
odm_set_tx_rpt_timing_8188e(p_dm_odm, p_ra_info, 0);
ODM_RT_TRACE(p_dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_LOUD, ("odm_rate_up_8188e(): default RPT Timing\n"));
if (rate_id < highest_rate) {
for (i = rate_id + 1; i <= highest_rate; i++) {
if (p_ra_info->ra_use_rate & BIT(i)) {
rate_id = i;
goto rate_up_finish;
}
}
} else if (rate_id == highest_rate) {
if (p_ra_info->sgi_enable && (p_ra_info->rate_sgi != 1))
p_ra_info->rate_sgi = 1;
else if ((p_ra_info->sgi_enable) != 1)
p_ra_info->rate_sgi = 0;
} else /* if((sta_info_ra->Decision_rate) > (sta_info_ra->Highest_rate)) */
rate_id = highest_rate;
rate_up_finish:
/* if(p_ra_info->ra_waiting_counter==10) */
if (p_ra_info->ra_waiting_counter == (4 + pending_for_rate_up_fail[p_ra_info->ra_pending_counter])) {
p_ra_info->ra_waiting_counter = 0;
} else
p_ra_info->ra_waiting_counter++;
p_ra_info->decision_rate = rate_id;
ODM_RT_TRACE(p_dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_LOUD, ("rate up to rate_id %d\n", rate_id));
ODM_RT_TRACE(p_dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_TRACE, ("ra_waiting_counter %d, ra_pending_counter %d", p_ra_info->ra_waiting_counter, p_ra_info->ra_pending_counter));
ODM_RT_TRACE(p_dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_TRACE, ("<=====odm_rate_up_8188e()\n"));
return 0;
}
static void odm_reset_ra_counter_8188e(struct _odm_ra_info_ *p_ra_info)
{
u8 rate_id;
rate_id = p_ra_info->decision_rate;
p_ra_info->nsc_up = (N_THRESHOLD_HIGH[rate_id] + N_THRESHOLD_LOW[rate_id]) >> 1;
p_ra_info->nsc_down = (N_THRESHOLD_HIGH[rate_id] + N_THRESHOLD_LOW[rate_id]) >> 1;
}
static void
odm_rate_decision_8188e(
struct PHY_DM_STRUCT *p_dm_odm,
struct _odm_ra_info_ *p_ra_info
)
{
u8 rate_id = 0, rty_pt_id = 0, penalty_id1 = 0, penalty_id2 = 0;
/* u32 pool_retry; */
static u8 dynamic_tx_rpt_timing_counter = 0;
ODM_RT_TRACE(p_dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_TRACE, ("=====>odm_rate_decision_8188e()\n"));
if (p_ra_info->active && (p_ra_info->TOTAL > 0)) { /* STA used and data packet exits */
if (p_ra_info->ra_drop_after_down) {
p_ra_info->ra_drop_after_down--;
odm_reset_ra_counter_8188e(p_ra_info);
return;
}
if ((p_ra_info->rssi_sta_ra < (p_ra_info->pre_rssi_sta_ra - 3)) || (p_ra_info->rssi_sta_ra > (p_ra_info->pre_rssi_sta_ra + 3))) {
p_ra_info->pre_rssi_sta_ra = p_ra_info->rssi_sta_ra;
p_ra_info->ra_waiting_counter = 0;
p_ra_info->ra_pending_counter = 0;
}
/* Start RA decision */
if (p_ra_info->pre_rate > p_ra_info->highest_rate)
rate_id = p_ra_info->highest_rate;
else
rate_id = p_ra_info->pre_rate;
if (p_ra_info->rssi_sta_ra > RSSI_THRESHOLD[rate_id])
rty_pt_id = 0;
else
rty_pt_id = 1;
penalty_id1 = RETRY_PENALTY_IDX[rty_pt_id][rate_id]; /* TODO by page */
ODM_RT_TRACE(p_dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_TRACE,
(" nsc_down init is %d\n", p_ra_info->nsc_down));
/* pool_retry=p_ra_info->RTY[2]+p_ra_info->RTY[3]+p_ra_info->RTY[4]+p_ra_info->DROP; */
p_ra_info->nsc_down += p_ra_info->RTY[0] * RETRY_PENALTY[penalty_id1][0];
p_ra_info->nsc_down += p_ra_info->RTY[1] * RETRY_PENALTY[penalty_id1][1];
p_ra_info->nsc_down += p_ra_info->RTY[2] * RETRY_PENALTY[penalty_id1][2];
p_ra_info->nsc_down += p_ra_info->RTY[3] * RETRY_PENALTY[penalty_id1][3];
p_ra_info->nsc_down += p_ra_info->RTY[4] * RETRY_PENALTY[penalty_id1][4];
ODM_RT_TRACE(p_dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_TRACE,
(" nsc_down is %d, total*penalty[5] is %d\n",
p_ra_info->nsc_down, (p_ra_info->TOTAL * RETRY_PENALTY[penalty_id1][5])));
if (p_ra_info->nsc_down > (p_ra_info->TOTAL * RETRY_PENALTY[penalty_id1][5]))
p_ra_info->nsc_down -= p_ra_info->TOTAL * RETRY_PENALTY[penalty_id1][5];
else
p_ra_info->nsc_down = 0;
/* rate up */
penalty_id2 = RETRY_PENALTY_UP_IDX[rate_id];
ODM_RT_TRACE(p_dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_TRACE,
(" nsc_up init is %d\n", p_ra_info->nsc_up));
p_ra_info->nsc_up += p_ra_info->RTY[0] * RETRY_PENALTY[penalty_id2][0];
p_ra_info->nsc_up += p_ra_info->RTY[1] * RETRY_PENALTY[penalty_id2][1];
p_ra_info->nsc_up += p_ra_info->RTY[2] * RETRY_PENALTY[penalty_id2][2];
p_ra_info->nsc_up += p_ra_info->RTY[3] * RETRY_PENALTY[penalty_id2][3];
p_ra_info->nsc_up += p_ra_info->RTY[4] * RETRY_PENALTY[penalty_id2][4];
ODM_RT_TRACE(p_dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_TRACE,
("nsc_up is %d, total*up[5] is %d\n",
p_ra_info->nsc_up, (p_ra_info->TOTAL * RETRY_PENALTY[penalty_id2][5])));
if (p_ra_info->nsc_up > (p_ra_info->TOTAL * RETRY_PENALTY[penalty_id2][5]))
p_ra_info->nsc_up -= p_ra_info->TOTAL * RETRY_PENALTY[penalty_id2][5];
else
p_ra_info->nsc_up = 0;
ODM_RT_TRACE(p_dm_odm, ODM_COMP_RATE_ADAPTIVE | ODM_COMP_INIT, ODM_DBG_LOUD,
(" RssiStaRa= %d rty_pt_id=%d penalty_id1=0x%x penalty_id2=0x%x rate_id=%d nsc_down=%d nsc_up=%d SGI=%d\n",
p_ra_info->rssi_sta_ra, rty_pt_id, penalty_id1, penalty_id2, rate_id, p_ra_info->nsc_down, p_ra_info->nsc_up, p_ra_info->rate_sgi));
if ((p_ra_info->nsc_down < N_THRESHOLD_LOW[rate_id]) || (p_ra_info->DROP > DROPING_NECESSARY[rate_id]))
odm_rate_down_8188e(p_dm_odm, p_ra_info);
/* else if ((p_ra_info->nsc_up > N_THRESHOLD_HIGH[rate_id])&&(pool_retry<POOL_RETRY_TH[rate_id])) */
else if (p_ra_info->nsc_up > N_THRESHOLD_HIGH[rate_id])
odm_rate_up_8188e(p_dm_odm, p_ra_info);
if ((p_ra_info->decision_rate) == (p_ra_info->pre_rate))
dynamic_tx_rpt_timing_counter += 1;
else
dynamic_tx_rpt_timing_counter = 0;
if (dynamic_tx_rpt_timing_counter >= 4) {
odm_set_tx_rpt_timing_8188e(p_dm_odm, p_ra_info, 1);
ODM_RT_TRACE(p_dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_LOUD, ("<=====rate don't change 4 times, Extend RPT Timing\n"));
dynamic_tx_rpt_timing_counter = 0;
}
p_ra_info->pre_rate = p_ra_info->decision_rate; /* YJ,add,120120 */
odm_reset_ra_counter_8188e(p_ra_info);
}
ODM_RT_TRACE(p_dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_TRACE, ("<=====odm_rate_decision_8188e()\n"));
}
static int
odm_arfb_refresh_8188e(
struct PHY_DM_STRUCT *p_dm_odm,
struct _odm_ra_info_ *p_ra_info
)
{
/* Wilson 2011/10/26 */
u32 mask_from_reg;
u8 i;
switch (p_ra_info->rate_id) {
case RATR_INX_WIRELESS_NGB:
p_ra_info->ra_use_rate = (p_ra_info->rate_mask) & 0x0f8fe00f;
break;
case RATR_INX_WIRELESS_NG:
p_ra_info->ra_use_rate = (p_ra_info->rate_mask) & 0x0f8ff010;
break;
case RATR_INX_WIRELESS_NB:
p_ra_info->ra_use_rate = (p_ra_info->rate_mask) & 0x0f8fe00f;
break;
case RATR_INX_WIRELESS_N:
p_ra_info->ra_use_rate = (p_ra_info->rate_mask) & 0x0f8ff000;
break;
case RATR_INX_WIRELESS_GB:
p_ra_info->ra_use_rate = (p_ra_info->rate_mask) & 0x00000fef;
break;
case RATR_INX_WIRELESS_G:
p_ra_info->ra_use_rate = (p_ra_info->rate_mask) & 0x00000ff0;
break;
case RATR_INX_WIRELESS_B:
p_ra_info->ra_use_rate = (p_ra_info->rate_mask) & 0x0000000d;
break;
case 12:
mask_from_reg = odm_read_4byte(p_dm_odm, REG_ARFR0);
p_ra_info->ra_use_rate = (p_ra_info->rate_mask) & mask_from_reg;
break;
case 13:
mask_from_reg = odm_read_4byte(p_dm_odm, REG_ARFR1);
p_ra_info->ra_use_rate = (p_ra_info->rate_mask) & mask_from_reg;
break;
case 14:
mask_from_reg = odm_read_4byte(p_dm_odm, REG_ARFR2);
p_ra_info->ra_use_rate = (p_ra_info->rate_mask) & mask_from_reg;
break;
case 15:
mask_from_reg = odm_read_4byte(p_dm_odm, REG_ARFR3);
p_ra_info->ra_use_rate = (p_ra_info->rate_mask) & mask_from_reg;
break;
default:
p_ra_info->ra_use_rate = (p_ra_info->rate_mask);
break;
}
/* Highest rate */
if (p_ra_info->ra_use_rate)
for (i = RATESIZE ; i >= 0 ; i--) {
if ((p_ra_info->ra_use_rate) & BIT(i)) {
p_ra_info->highest_rate = i;
break;
}
}
else
p_ra_info->highest_rate = 0;
/* Lowest rate */
if (p_ra_info->ra_use_rate)
for (i = 0; i < RATESIZE; i++) {
if ((p_ra_info->ra_use_rate) & BIT(i)) {
p_ra_info->lowest_rate = i;
break;
}
}
else
p_ra_info->lowest_rate = 0;
#if POWER_TRAINING_ACTIVE == 1
if (p_ra_info->highest_rate > 0x13)
p_ra_info->pt_mode_ss = 3;
else if (p_ra_info->highest_rate > 0x0b)
p_ra_info->pt_mode_ss = 2;
else if (p_ra_info->highest_rate > 0x0b)
p_ra_info->pt_mode_ss = 1;
else
p_ra_info->pt_mode_ss = 0;
ODM_RT_TRACE(p_dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_LOUD,
("ODM_ARFBRefresh_8188E(): pt_mode_ss=%d\n", p_ra_info->pt_mode_ss));
#endif
ODM_RT_TRACE(p_dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_LOUD,
("ODM_ARFBRefresh_8188E(): rate_id=%d rate_mask=%8.8x ra_use_rate=%8.8x highest_rate=%d\n",
p_ra_info->rate_id, p_ra_info->rate_mask, p_ra_info->ra_use_rate, p_ra_info->highest_rate));
return 0;
}
#if POWER_TRAINING_ACTIVE == 1
static void
odm_pt_try_state_8188e(
struct PHY_DM_STRUCT *p_dm_odm,
struct _odm_ra_info_ *p_ra_info
)
{
p_ra_info->pt_try_state = 0;
switch (p_ra_info->pt_mode_ss) {
case 3:
if (p_ra_info->decision_rate >= 0x19)
p_ra_info->pt_try_state = 1;
break;
case 2:
if (p_ra_info->decision_rate >= 0x11)
p_ra_info->pt_try_state = 1;
break;
case 1:
if (p_ra_info->decision_rate >= 0x0a)
p_ra_info->pt_try_state = 1;
break;
case 0:
if (p_ra_info->decision_rate >= 0x03)
p_ra_info->pt_try_state = 1;
break;
default:
p_ra_info->pt_try_state = 0;
}
if (p_ra_info->rssi_sta_ra < 48)
p_ra_info->pt_stage = 0;
else if (p_ra_info->pt_try_state == 1) {
if ((p_ra_info->pt_stop_count >= 10) || (p_ra_info->pt_pre_rssi > p_ra_info->rssi_sta_ra + 5)
|| (p_ra_info->pt_pre_rssi < p_ra_info->rssi_sta_ra - 5) || (p_ra_info->decision_rate != p_ra_info->pt_pre_rate)) {
if (p_ra_info->pt_stage == 0)
p_ra_info->pt_stage = 1;
else if (p_ra_info->pt_stage == 1)
p_ra_info->pt_stage = 3;
else
p_ra_info->pt_stage = 5;
p_ra_info->pt_pre_rssi = p_ra_info->rssi_sta_ra;
p_ra_info->pt_stop_count = 0;
} else {
p_ra_info->ra_stage = 0;
p_ra_info->pt_stop_count++;
}
} else {
p_ra_info->pt_stage = 0;
p_ra_info->ra_stage = 0;
}
p_ra_info->pt_pre_rate = p_ra_info->decision_rate;
/* Disable power training when noisy environment */
if (p_dm_odm->is_disable_power_training) {
ODM_RT_TRACE(p_dm_odm, ODM_COMP_RA_MASK, ODM_DBG_LOUD, ("odm_pt_try_state_8188e(): Disable power training when noisy environment\n"));
p_ra_info->pt_stage = 0;
p_ra_info->ra_stage = 0;
p_ra_info->pt_stop_count = 0;
}
}
static void
odm_pt_decision_8188e(
struct _odm_ra_info_ *p_ra_info
)
{
u8 stage_BUF;
u8 j;
u8 temp_stage;
u32 numsc;
u32 num_total;
u8 stage_id;
stage_BUF = p_ra_info->pt_stage;
numsc = 0;
num_total = p_ra_info->TOTAL * PT_PENALTY[5];
for (j = 0; j <= 4; j++) {
numsc += p_ra_info->RTY[j] * PT_PENALTY[j];
if (numsc > num_total)
break;
}
j = j >> 1;
temp_stage = (p_ra_info->pt_stage + 1) >> 1;
if (temp_stage > j)
stage_id = temp_stage - j;
else
stage_id = 0;
p_ra_info->pt_smooth_factor = (p_ra_info->pt_smooth_factor >> 1) + (p_ra_info->pt_smooth_factor >> 2) + stage_id * 16 + 2;
if (p_ra_info->pt_smooth_factor > 192)
p_ra_info->pt_smooth_factor = 192;
stage_id = p_ra_info->pt_smooth_factor >> 6;
temp_stage = stage_id * 2;
if (temp_stage != 0)
temp_stage -= 1;
if (p_ra_info->DROP > 3)
temp_stage = 0;
p_ra_info->pt_stage = temp_stage;
}
#endif
static void
odm_ra_tx_rpt_timer_setting(
struct PHY_DM_STRUCT *p_dm_odm,
u16 min_rpt_time
)
{
ODM_RT_TRACE(p_dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_TRACE, (" =====>odm_ra_tx_rpt_timer_setting()\n"));
if (p_dm_odm->currmin_rpt_time != min_rpt_time) {
ODM_RT_TRACE(p_dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_LOUD,
(" currmin_rpt_time =0x%04x min_rpt_time=0x%04x\n", p_dm_odm->currmin_rpt_time, min_rpt_time));
rtw_rpt_timer_cfg_cmd(p_dm_odm->adapter, min_rpt_time);
p_dm_odm->currmin_rpt_time = min_rpt_time;
}
ODM_RT_TRACE(p_dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_TRACE, (" <=====odm_ra_tx_rpt_timer_setting()\n"));
}
void
odm_ra_support_init(
struct PHY_DM_STRUCT *p_dm_odm
)
{
ODM_RT_TRACE(p_dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_LOUD, ("=====>odm_ra_support_init()\n"));
/* 2012/02/14 MH Be noticed, the init must be after IC type is recognized!!!!! */
if (p_dm_odm->support_ic_type == ODM_RTL8188E)
p_dm_odm->ra_support88e = true;
}
int
odm_ra_info_init(
struct PHY_DM_STRUCT *p_dm_odm,
u32 mac_id
)
{
struct _odm_ra_info_ *p_ra_info = &p_dm_odm->ra_info[mac_id];
p_ra_info->decision_rate = 0x13;
p_ra_info->pre_rate = 0x13;
p_ra_info->highest_rate = 0x13;
p_ra_info->lowest_rate = 0;
p_ra_info->rate_id = 0;
p_ra_info->rate_mask = 0xffffffff;
p_ra_info->rssi_sta_ra = 0;
p_ra_info->pre_rssi_sta_ra = 0;
p_ra_info->sgi_enable = 0;
p_ra_info->ra_use_rate = 0xffffffff;
p_ra_info->nsc_down = (N_THRESHOLD_HIGH[0x13] + N_THRESHOLD_LOW[0x13]) / 2;
p_ra_info->nsc_up = (N_THRESHOLD_HIGH[0x13] + N_THRESHOLD_LOW[0x13]) / 2;
p_ra_info->rate_sgi = 0;
p_ra_info->active = 1; /* active is not used at present. by page, 110819 */
p_ra_info->rpt_time = 0x927c;
p_ra_info->DROP = 0;
p_ra_info->RTY[0] = 0;
p_ra_info->RTY[1] = 0;
p_ra_info->RTY[2] = 0;
p_ra_info->RTY[3] = 0;
p_ra_info->RTY[4] = 0;
p_ra_info->TOTAL = 0;
p_ra_info->ra_waiting_counter = 0;
p_ra_info->ra_pending_counter = 0;
p_ra_info->ra_drop_after_down = 0;
#if POWER_TRAINING_ACTIVE == 1
p_ra_info->pt_active = 1; /* active when this STA is use */
p_ra_info->pt_try_state = 0;
p_ra_info->pt_stage = 5; /* Need to fill into HW_PWR_STATUS */
p_ra_info->pt_smooth_factor = 192;
p_ra_info->pt_stop_count = 0;
p_ra_info->pt_pre_rate = 0;
p_ra_info->pt_pre_rssi = 0;
p_ra_info->pt_mode_ss = 0;
p_ra_info->ra_stage = 0;
#endif
return 0;
}
int
odm_ra_info_init_all(
struct PHY_DM_STRUCT *p_dm_odm
)
{
u32 mac_id = 0;
ODM_RT_TRACE(p_dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_LOUD, ("=====>\n"));
p_dm_odm->currmin_rpt_time = 0;
for (mac_id = 0; mac_id < ODM_ASSOCIATE_ENTRY_NUM; mac_id++)
odm_ra_info_init(p_dm_odm, mac_id);
/* Redifine arrays for I-cut NIC */
if (p_dm_odm->cut_version == ODM_CUT_I) {
u8 i;
u8 RETRY_PENALTY_IDX_S[2][RATESIZE] = {{
4, 4, 4, 5,
4, 4, 5, 7, 7, 7, 8, 0x0a, /* SS>TH */
4, 4, 4, 4, 6, 0x0a, 0x0b, 0x0d,
5, 5, 7, 7, 8, 0x0b, 0x0d, 0x0f
}, /* 0329 R01 */
{
0x0a, 0x0a, 0x0b, 0x0c,
0x0a, 0x0a, 0x0b, 0x0c, 0x0d, 0x10, 0x13, 0x13, /* SS<TH */
0x06, 0x07, 0x08, 0x0d, 0x0e, 0x11, 0x11, 0x11,
9, 9, 9, 9, 0x0c, 0x0e, 0x11, 0x13
}
};
u8 RETRY_PENALTY_UP_IDX_S[RATESIZE] = {0x0c, 0x0d, 0x0d, 0x0f,
0x0d, 0x0e, 0x0f, 0x0f, 0x10, 0x12, 0x13, 0x14, /* SS>TH */
0x0b, 0x0b, 0x11, 0x11, 0x12, 0x12, 0x12, 0x12,
0x11, 0x11, 0x12, 0x13, 0x13, 0x13, 0x14, 0x15
};
for (i = 0; i < RATESIZE; i++) {
RETRY_PENALTY_IDX[0][i] = RETRY_PENALTY_IDX_S[0][i];
RETRY_PENALTY_IDX[1][i] = RETRY_PENALTY_IDX_S[1][i];
RETRY_PENALTY_UP_IDX[i] = RETRY_PENALTY_UP_IDX_S[i];
}
return 0;
}
return 0;
}
u8
odm_ra_get_sgi_8188e(
struct PHY_DM_STRUCT *p_dm_odm,
u8 mac_id
)
{
if ((NULL == p_dm_odm) || (mac_id >= ASSOCIATE_ENTRY_NUM))
return 0;
ODM_RT_TRACE(p_dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_TRACE,
("mac_id=%d SGI=%d\n", mac_id, p_dm_odm->ra_info[mac_id].rate_sgi));
return p_dm_odm->ra_info[mac_id].rate_sgi;
}
u8
odm_ra_get_decision_rate_8188e(
struct PHY_DM_STRUCT *p_dm_odm,
u8 mac_id
)
{
u8 decision_rate = 0;
struct _rate_adaptive_table_ *p_ra_table = &p_dm_odm->dm_ra_table;
u8 cmd_buf[3];
if ((NULL == p_dm_odm) || (mac_id >= ASSOCIATE_ENTRY_NUM))
return 0;
decision_rate = (p_dm_odm->ra_info[mac_id].decision_rate);
if (decision_rate != p_ra_table->link_tx_rate[mac_id]) {
cmd_buf[1] = mac_id;
cmd_buf[0] = decision_rate;
phydm_c2h_ra_report_handler(p_dm_odm, &(cmd_buf[0]), 3);
}
ODM_RT_TRACE(p_dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_TRACE,
(" mac_id=%d decision_rate=0x%x\n", mac_id, decision_rate));
return decision_rate;
}
u8
odm_ra_get_hw_pwr_status_8188e(
struct PHY_DM_STRUCT *p_dm_odm,
u8 mac_id
)
{
u8 pt_stage = 5;
if ((NULL == p_dm_odm) || (mac_id >= ASSOCIATE_ENTRY_NUM))
return 0;
pt_stage = (p_dm_odm->ra_info[mac_id].pt_stage);
ODM_RT_TRACE(p_dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_TRACE,
("mac_id=%d pt_stage=0x%x\n", mac_id, pt_stage));
return pt_stage;
}
void
odm_ra_update_rate_info_8188e(
struct PHY_DM_STRUCT *p_dm_odm,
u8 mac_id,
u8 rate_id,
u32 rate_mask,
u8 sgi_enable
)
{
struct _odm_ra_info_ *p_ra_info = NULL;
ODM_RT_TRACE(p_dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_LOUD,
("mac_id=%d rate_id=0x%x rate_mask=0x%x sgi_enable=%d\n",
mac_id, rate_id, rate_mask, sgi_enable));
if ((NULL == p_dm_odm) || (mac_id >= ASSOCIATE_ENTRY_NUM))
return;
p_ra_info = &(p_dm_odm->ra_info[mac_id]);
p_ra_info->rate_id = rate_id;
p_ra_info->rate_mask = rate_mask;
p_ra_info->sgi_enable = sgi_enable;
odm_arfb_refresh_8188e(p_dm_odm, p_ra_info);
}
void
odm_ra_set_rssi_8188e(
struct PHY_DM_STRUCT *p_dm_odm,
u8 mac_id,
u8 rssi
)
{
struct _odm_ra_info_ *p_ra_info = NULL;
ODM_RT_TRACE(p_dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_TRACE,
(" mac_id=%d rssi=%d\n", mac_id, rssi));
if ((NULL == p_dm_odm) || (mac_id >= ASSOCIATE_ENTRY_NUM))
return;
p_ra_info = &(p_dm_odm->ra_info[mac_id]);
p_ra_info->rssi_sta_ra = rssi;
}
void
odm_ra_set_tx_rpt_time(
struct PHY_DM_STRUCT *p_dm_odm,
u16 min_rpt_time
)
{
odm_write_2byte(p_dm_odm, REG_TX_RPT_TIME, min_rpt_time);
}
void odm_ra_tx_rpt2_handle_8188e(struct PHY_DM_STRUCT *p_dm_odm,
u8 *tx_rpt_buf, __le16 tx_rpt_len,
u32 mac_id_valid_entry0,
u32 mac_id_valid_entry1)
{
struct _odm_ra_info_ *p_ra_info = NULL;
u8 mac_id = 0;
u8 *p_buffer = NULL;
u32 valid = 0, item_num = 0;
u16 min_rpt_time = 0x927c;
ODM_RT_TRACE(p_dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_LOUD, ("=====>odm_ra_tx_rpt2_handle_8188e(): valid0=%d valid1=%d BufferLength=%d\n",
mac_id_valid_entry0, mac_id_valid_entry1, tx_rpt_len));
item_num = le16_to_cpu(tx_rpt_len) >> 3;
p_buffer = tx_rpt_buf;
do {
valid = 0;
if (mac_id < 32)
valid = (1 << mac_id) & mac_id_valid_entry0;
else if (mac_id < 64)
valid = (1 << (mac_id - 32)) & mac_id_valid_entry1;
p_ra_info = &(p_dm_odm->ra_info[mac_id]);
if (valid) {
p_ra_info->RTY[0] = (u16)GET_TX_REPORT_TYPE1_RERTY_0(p_buffer);
p_ra_info->RTY[1] = (u16)GET_TX_REPORT_TYPE1_RERTY_1(p_buffer);
p_ra_info->RTY[2] = (u16)GET_TX_REPORT_TYPE1_RERTY_2(p_buffer);
p_ra_info->RTY[3] = (u16)GET_TX_REPORT_TYPE1_RERTY_3(p_buffer);
p_ra_info->RTY[4] = (u16)GET_TX_REPORT_TYPE1_RERTY_4(p_buffer);
p_ra_info->DROP = (u16)GET_TX_REPORT_TYPE1_DROP_0(p_buffer);
p_ra_info->TOTAL = p_ra_info->RTY[0] + \
p_ra_info->RTY[1] + \
p_ra_info->RTY[2] + \
p_ra_info->RTY[3] + \
p_ra_info->RTY[4] + \
p_ra_info->DROP;
#if defined(TXRETRY_CNT)
extern struct stat_info *get_macidinfo(struct rtl8192cd_priv *priv, unsigned int aid);
{
struct stat_info *pstat = get_macidinfo(p_dm_odm->priv, mac_id);
if (pstat) {
pstat->cur_tx_ok += p_ra_info->RTY[0];
pstat->cur_tx_retry_pkts += p_ra_info->RTY[1] + p_ra_info->RTY[2] + p_ra_info->RTY[3] + p_ra_info->RTY[4];
pstat->cur_tx_retry_cnt += p_ra_info->RTY[1] + p_ra_info->RTY[2] * 2 + p_ra_info->RTY[3] * 3 + p_ra_info->RTY[4] * 4;
pstat->total_tx_retry_cnt += pstat->cur_tx_retry_cnt;
pstat->total_tx_retry_pkts += pstat->cur_tx_retry_pkts;
pstat->cur_tx_fail += p_ra_info->DROP;
}
}
#endif
if (p_ra_info->TOTAL != 0) {
ODM_RT_TRACE(p_dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_LOUD,
("macid=%d Total=%d R0=%d R1=%d R2=%d R3=%d R4=%d D0=%d valid0=%x valid1=%x\n",
mac_id,
p_ra_info->TOTAL,
p_ra_info->RTY[0],
p_ra_info->RTY[1],
p_ra_info->RTY[2],
p_ra_info->RTY[3],
p_ra_info->RTY[4],
p_ra_info->DROP,
mac_id_valid_entry0,
mac_id_valid_entry1));
#if POWER_TRAINING_ACTIVE == 1
if (p_ra_info->pt_active) {
if (p_ra_info->ra_stage < 5)
odm_rate_decision_8188e(p_dm_odm, p_ra_info);
else if (p_ra_info->ra_stage == 5) /* Power training try state */
odm_pt_try_state_8188e(p_dm_odm, p_ra_info);
else /* ra_stage==6 */
odm_pt_decision_8188e(p_ra_info);
/* Stage_RA counter */
if (p_ra_info->ra_stage <= 5)
p_ra_info->ra_stage++;
else
p_ra_info->ra_stage = 0;
} else
odm_rate_decision_8188e(p_dm_odm, p_ra_info);
#else
odm_rate_decision_8188e(p_dm_odm, p_ra_info);
#endif
ODM_RT_TRACE(p_dm_odm, ODM_COMP_INIT, ODM_DBG_LOUD,
("macid=%d R0=%d R1=%d R2=%d R3=%d R4=%d drop=%d valid0=%x rate_id=%d SGI=%d\n",
mac_id,
p_ra_info->RTY[0],
p_ra_info->RTY[1],
p_ra_info->RTY[2],
p_ra_info->RTY[3],
p_ra_info->RTY[4],
p_ra_info->DROP,
mac_id_valid_entry0,
p_ra_info->decision_rate,
p_ra_info->rate_sgi));
} else
ODM_RT_TRACE(p_dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_LOUD, (" TOTAL=0!!!!\n"));
}
if (min_rpt_time > p_ra_info->rpt_time)
min_rpt_time = p_ra_info->rpt_time;
p_buffer += TX_RPT2_ITEM_SIZE;
mac_id++;
} while (mac_id < item_num);
odm_ra_tx_rpt_timer_setting(p_dm_odm, min_rpt_time);
ODM_RT_TRACE(p_dm_odm, ODM_COMP_RATE_ADAPTIVE, ODM_DBG_LOUD, ("<===== odm_ra_tx_rpt2_handle_8188e()\n"));
}
#else
static void
odm_ra_tx_rpt_timer_setting(
struct PHY_DM_STRUCT *p_dm_odm,
u16 min_rpt_time
)
{
return;
}
void
odm_ra_support_init(
struct PHY_DM_STRUCT *p_dm_odm
)
{
return;
}
int
odm_ra_info_init(
struct PHY_DM_STRUCT *p_dm_odm,
u32 mac_id
)
{
return 0;
}
int
odm_ra_info_init_all(
struct PHY_DM_STRUCT *p_dm_odm
)
{
return 0;
}
u8
odm_ra_get_sgi_8188e(
struct PHY_DM_STRUCT *p_dm_odm,
u8 mac_id
)
{
return 0;
}
u8
odm_ra_get_decision_rate_8188e(
struct PHY_DM_STRUCT *p_dm_odm,
u8 mac_id
)
{
return 0;
}
u8
odm_ra_get_hw_pwr_status_8188e(
struct PHY_DM_STRUCT *p_dm_odm,
u8 mac_id
)
{
return 0;
}
void
odm_ra_update_rate_info_8188e(
struct PHY_DM_STRUCT *p_dm_odm,
u8 mac_id,
u8 rate_id,
u32 rate_mask,
u8 sgi_enable
)
{
return;
}
void
odm_ra_set_rssi_8188e(
struct PHY_DM_STRUCT *p_dm_odm,
u8 mac_id,
u8 rssi
)
{
return;
}
void
odm_ra_set_tx_rpt_time(
struct PHY_DM_STRUCT *p_dm_odm,
u16 min_rpt_time
)
{
return;
}
void
odm_ra_tx_rpt2_handle_8188e(
struct PHY_DM_STRUCT *p_dm_odm,
u8 *tx_rpt_buf,
__le16 tx_rpt_len,
u32 mac_id_valid_entry0,
u32 mac_id_valid_entry1
)
{
}
#endif
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