RTL88x2BU-Linux-Driver/hal/halmac/halmac_88xx/halmac_mimo_88xx.c

877 lines
25 KiB
C

/******************************************************************************
*
* Copyright(c) 2016 - 2018 Realtek Corporation. All rights reserved.
*
* 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.
*
******************************************************************************/
#include "halmac_mimo_88xx.h"
#include "halmac_88xx_cfg.h"
#include "halmac_common_88xx.h"
#include "halmac_init_88xx.h"
#if HALMAC_88XX_SUPPORT
#define TXBF_CTRL_CFG (BIT_R_ENABLE_NDPA | BIT_USE_NDPA_PARAMETER | \
BIT_R_EN_NDPA_INT | BIT_DIS_NDP_BFEN)
static void
cfg_mu_bfee_88xx(struct halmac_adapter *adapter,
struct halmac_cfg_mumimo_para *param);
static void
cfg_mu_bfer_88xx(struct halmac_adapter *adapter,
struct halmac_cfg_mumimo_para *param);
static enum halmac_cmd_construct_state
fw_snding_cmd_cnstr_state_88xx(struct halmac_adapter *adapter);
static enum halmac_ret_status
cnv_fw_snding_state_88xx(struct halmac_adapter *adapter,
enum halmac_cmd_construct_state dest_state);
static u8
snding_pkt_chk_88xx(struct halmac_adapter *adapter, u8 *pkt);
/**
* cfg_txbf_88xx() - enable/disable specific user's txbf
* @adapter : the adapter of halmac
* @userid : su bfee userid = 0 or 1 to apply TXBF
* @bw : the sounding bandwidth
* @txbf_en : 0: disable TXBF, 1: enable TXBF
* Author : chunchu
* Return : enum halmac_ret_status
* More details of status code can be found in prototype document
*/
enum halmac_ret_status
cfg_txbf_88xx(struct halmac_adapter *adapter, u8 userid, enum halmac_bw bw,
u8 txbf_en)
{
u16 tmp42c = 0;
struct halmac_api *api = (struct halmac_api *)adapter->halmac_api;
if (txbf_en) {
switch (bw) {
case HALMAC_BW_80:
tmp42c |= BIT_R_TXBF0_80M;
case HALMAC_BW_40:
tmp42c |= BIT_R_TXBF0_40M;
case HALMAC_BW_20:
tmp42c |= BIT_R_TXBF0_20M;
break;
default:
return HALMAC_RET_INVALID_SOUNDING_SETTING;
}
}
switch (userid) {
case 0:
tmp42c |= HALMAC_REG_R16(REG_TXBF_CTRL) &
~(BIT_R_TXBF0_20M | BIT_R_TXBF0_40M | BIT_R_TXBF0_80M);
HALMAC_REG_W16(REG_TXBF_CTRL, tmp42c);
break;
case 1:
tmp42c |= HALMAC_REG_R16(REG_TXBF_CTRL + 2) &
~(BIT_R_TXBF0_20M | BIT_R_TXBF0_40M | BIT_R_TXBF0_80M);
HALMAC_REG_W16(REG_TXBF_CTRL + 2, tmp42c);
break;
default:
return HALMAC_RET_INVALID_SOUNDING_SETTING;
}
PLTFM_MSG_TRACE("[TRACE]%s <===\n", __func__);
return HALMAC_RET_SUCCESS;
}
/**
* cfg_mumimo_88xx() -config mumimo
* @adapter : the adapter of halmac
* @param : parameters to configure MU PPDU Tx/Rx
* Author : chunchu
* Return : enum halmac_ret_status
* More details of status code can be found in prototype document
*/
enum halmac_ret_status
cfg_mumimo_88xx(struct halmac_adapter *adapter,
struct halmac_cfg_mumimo_para *param)
{
if (param->role == HAL_BFEE)
cfg_mu_bfee_88xx(adapter, param);
else
cfg_mu_bfer_88xx(adapter, param);
PLTFM_MSG_TRACE("[TRACE]%s <===\n", __func__);
return HALMAC_RET_SUCCESS;
}
static void
cfg_mu_bfee_88xx(struct halmac_adapter *adapter,
struct halmac_cfg_mumimo_para *param)
{
u8 mu_tbl_sel;
u8 tmp14c0;
struct halmac_api *api = (struct halmac_api *)adapter->halmac_api;
tmp14c0 = HALMAC_REG_R8(REG_MU_TX_CTL) & ~BIT_MASK_R_MU_TABLE_VALID;
HALMAC_REG_W8(REG_MU_TX_CTL, (tmp14c0 | BIT(0) | BIT(1)) & ~(BIT(7)));
/*config GID valid table and user position table*/
mu_tbl_sel = HALMAC_REG_R8(REG_MU_TX_CTL + 1) & 0xF8;
HALMAC_REG_W8(REG_MU_TX_CTL + 1, mu_tbl_sel);
HALMAC_REG_W32(REG_MU_STA_GID_VLD, param->given_gid_tab[0]);
HALMAC_REG_W32(REG_MU_STA_USER_POS_INFO, param->given_user_pos[0]);
HALMAC_REG_W32(REG_MU_STA_USER_POS_INFO + 4, param->given_user_pos[1]);
HALMAC_REG_W8(REG_MU_TX_CTL + 1, mu_tbl_sel | 1);
HALMAC_REG_W32(REG_MU_STA_GID_VLD, param->given_gid_tab[1]);
HALMAC_REG_W32(REG_MU_STA_USER_POS_INFO, param->given_user_pos[2]);
HALMAC_REG_W32(REG_MU_STA_USER_POS_INFO + 4, param->given_user_pos[3]);
}
static void
cfg_mu_bfer_88xx(struct halmac_adapter *adapter,
struct halmac_cfg_mumimo_para *param)
{
u8 i;
u8 idx;
u8 id0;
u8 id1;
u8 gid;
u8 mu_tbl_sel;
u8 mu_tbl_valid = 0;
u32 gid_valid[6] = {0};
struct halmac_api *api = (struct halmac_api *)adapter->halmac_api;
if (param->mu_tx_en == _FALSE) {
HALMAC_REG_W8(REG_MU_TX_CTL,
HALMAC_REG_R8(REG_MU_TX_CTL) & ~(BIT(7)));
return;
}
for (idx = 0; idx < 15; idx++) {
if (idx < 5) {
/*grouping_bitmap bit0~4, MU_STA0 with MUSTA1~5*/
id0 = 0;
id1 = (u8)(idx + 1);
} else if (idx < 9) {
/*grouping_bitmap bit5~8, MU_STA1 with MUSTA2~5*/
id0 = 1;
id1 = (u8)(idx - 3);
} else if (idx < 12) {
/*grouping_bitmap bit9~11, MU_STA2 with MUSTA3~5*/
id0 = 2;
id1 = (u8)(idx - 6);
} else if (idx < 14) {
/*grouping_bitmap bit12~13, MU_STA3 with MUSTA4~5*/
id0 = 3;
id1 = (u8)(idx - 8);
} else {
/*grouping_bitmap bit14, MU_STA4 with MUSTA5*/
id0 = 4;
id1 = (u8)(idx - 9);
}
if (param->grouping_bitmap & BIT(idx)) {
/*Pair 1*/
gid = (idx << 1) + 1;
gid_valid[id0] |= (BIT(gid));
gid_valid[id1] |= (BIT(gid));
/*Pair 2*/
gid += 1;
gid_valid[id0] |= (BIT(gid));
gid_valid[id1] |= (BIT(gid));
} else {
/*Pair 1*/
gid = (idx << 1) + 1;
gid_valid[id0] &= ~(BIT(gid));
gid_valid[id1] &= ~(BIT(gid));
/*Pair 2*/
gid += 1;
gid_valid[id0] &= ~(BIT(gid));
gid_valid[id1] &= ~(BIT(gid));
}
}
/*set MU STA GID valid TABLE*/
mu_tbl_sel = HALMAC_REG_R8(REG_MU_TX_CTL + 1) & 0xF8;
for (idx = 0; idx < 6; idx++) {
HALMAC_REG_W8(REG_MU_TX_CTL + 1, idx | mu_tbl_sel);
HALMAC_REG_W32(REG_MU_STA_GID_VLD, gid_valid[idx]);
}
/*To validate the sounding successful MU STA and enable MU TX*/
for (i = 0; i < 6; i++) {
if (param->sounding_sts[i] == _TRUE)
mu_tbl_valid |= BIT(i);
}
HALMAC_REG_W8(REG_MU_TX_CTL, mu_tbl_valid | BIT(7));
}
/**
* cfg_sounding_88xx() - configure general sounding
* @adapter : the adapter of halmac
* @role : driver's role, BFer or BFee
* @rate : set ndpa tx rate if driver is BFer,
* or set csi response rate if driver is BFee
* Author : chunchu
* Return : enum halmac_ret_status
* More details of status code can be found in prototype document
*/
enum halmac_ret_status
cfg_sounding_88xx(struct halmac_adapter *adapter, enum halmac_snd_role role,
enum halmac_data_rate rate)
{
struct halmac_api *api = (struct halmac_api *)adapter->halmac_api;
u32 tmp6dc = 0;
u8 csi_rsc = 0x1;
/*use ndpa rx rate to decide csi rate*/
tmp6dc = HALMAC_REG_R32(REG_BBPSF_CTRL) | BIT_WMAC_USE_NDPARATE
| (csi_rsc << 13);
switch (role) {
case HAL_BFER:
HALMAC_REG_W32_SET(REG_TXBF_CTRL, TXBF_CTRL_CFG);
HALMAC_REG_W8(REG_NDPA_RATE, rate);
HALMAC_REG_W8_CLR(REG_NDPA_OPT_CTRL, BIT(0) | BIT(1));
HALMAC_REG_W8(REG_SND_PTCL_CTRL + 1, 0x2 | BIT(7));
HALMAC_REG_W8(REG_SND_PTCL_CTRL + 2, 0x2);
break;
case HAL_BFEE:
HALMAC_REG_W8(REG_SND_PTCL_CTRL, 0xDB);
HALMAC_REG_W8(REG_SND_PTCL_CTRL + 3, 0x26);
HALMAC_REG_W8_CLR(REG_RXFLTMAP1, BIT(4));
HALMAC_REG_W8_CLR(REG_RXFLTMAP4, BIT(4));
break;
default:
return HALMAC_RET_INVALID_SOUNDING_SETTING;
}
/*AP mode set tx gid to 63*/
/*STA mode set tx gid to 0*/
if (BIT_GET_NETYPE0(HALMAC_REG_R32(REG_CR)) == 0x3)
HALMAC_REG_W32(REG_BBPSF_CTRL, tmp6dc | BIT(12));
else
HALMAC_REG_W32(REG_BBPSF_CTRL, tmp6dc & ~(BIT(12)));
PLTFM_MSG_TRACE("[TRACE]%s <===\n", __func__);
return HALMAC_RET_SUCCESS;
}
/**
* del_sounding_88xx() - reset general sounding
* @adapter : the adapter of halmac
* @role : driver's role, BFer or BFee
* Author : chunchu
* Return : enum halmac_ret_status
* More details of status code can be found in prototype document
*/
enum halmac_ret_status
del_sounding_88xx(struct halmac_adapter *adapter, enum halmac_snd_role role)
{
struct halmac_api *api = (struct halmac_api *)adapter->halmac_api;
switch (role) {
case HAL_BFER:
HALMAC_REG_W8(REG_TXBF_CTRL + 3, 0);
break;
case HAL_BFEE:
HALMAC_REG_W8(REG_SND_PTCL_CTRL, 0);
break;
default:
return HALMAC_RET_INVALID_SOUNDING_SETTING;
}
PLTFM_MSG_TRACE("[TRACE]%s <===\n", __func__);
return HALMAC_RET_SUCCESS;
}
/**
* su_bfee_entry_init_88xx() - config SU beamformee's registers
* @adapter : the adapter of halmac
* @userid : SU bfee userid = 0 or 1 to be added
* @paid : partial AID of this bfee
* Author : chunchu
* Return : enum halmac_ret_status
* More details of status code can be found in prototype document
*/
enum halmac_ret_status
su_bfee_entry_init_88xx(struct halmac_adapter *adapter, u8 userid, u16 paid)
{
u16 tmp42c = 0;
u16 tmp168x = 0;
struct halmac_api *api = (struct halmac_api *)adapter->halmac_api;
switch (userid) {
case 0:
tmp42c = HALMAC_REG_R16(REG_TXBF_CTRL) &
~(BIT_MASK_R_TXBF0_AID | BIT_R_TXBF0_20M |
BIT_R_TXBF0_40M | BIT_R_TXBF0_80M);
HALMAC_REG_W16(REG_TXBF_CTRL, tmp42c | paid);
HALMAC_REG_W16(REG_ASSOCIATED_BFMEE_SEL, paid);
#if HALMAC_8822C_SUPPORT
if (adapter->chip_id == HALMAC_CHIP_ID_8822C)
HALMAC_REG_W16(REG_ASSOCIATED_BFMEE_SEL, paid | BIT(9));
#endif
break;
case 1:
tmp42c = HALMAC_REG_R16(REG_TXBF_CTRL + 2) &
~(BIT_MASK_R_TXBF1_AID | BIT_R_TXBF0_20M |
BIT_R_TXBF0_40M | BIT_R_TXBF0_80M);
HALMAC_REG_W16(REG_TXBF_CTRL + 2, tmp42c | paid);
HALMAC_REG_W16(REG_ASSOCIATED_BFMEE_SEL + 2, paid | BIT(9));
break;
case 2:
tmp168x = HALMAC_REG_R16(REG_WMAC_ASSOCIATED_MU_BFMEE2);
tmp168x = BIT_CLEAR_WMAC_MU_BFEE2_AID(tmp168x);
tmp168x |= (paid | BIT(9));
HALMAC_REG_W16(REG_WMAC_ASSOCIATED_MU_BFMEE2, tmp168x);
break;
case 3:
tmp168x = HALMAC_REG_R16(REG_WMAC_ASSOCIATED_MU_BFMEE3);
tmp168x = BIT_CLEAR_WMAC_MU_BFEE3_AID(tmp168x);
tmp168x |= (paid | BIT(9));
HALMAC_REG_W16(REG_WMAC_ASSOCIATED_MU_BFMEE3, tmp168x);
break;
case 4:
tmp168x = HALMAC_REG_R16(REG_WMAC_ASSOCIATED_MU_BFMEE4);
tmp168x = BIT_CLEAR_WMAC_MU_BFEE4_AID(tmp168x);
tmp168x |= (paid | BIT(9));
HALMAC_REG_W16(REG_WMAC_ASSOCIATED_MU_BFMEE4, tmp168x);
break;
case 5:
tmp168x = HALMAC_REG_R16(REG_WMAC_ASSOCIATED_MU_BFMEE5);
tmp168x = BIT_CLEAR_WMAC_MU_BFEE5_AID(tmp168x);
tmp168x |= (paid | BIT(9));
HALMAC_REG_W16(REG_WMAC_ASSOCIATED_MU_BFMEE5, tmp168x);
break;
default:
return HALMAC_RET_INVALID_SOUNDING_SETTING;
}
PLTFM_MSG_TRACE("[TRACE]%s <===\n", __func__);
return HALMAC_RET_SUCCESS;
}
/**
* su_bfee_entry_init_88xx() - config SU beamformer's registers
* @adapter : the adapter of halmac
* @param : parameters to configure SU BFER entry
* Author : chunchu
* Return : enum halmac_ret_status
* More details of status code can be found in prototype document
*/
enum halmac_ret_status
su_bfer_entry_init_88xx(struct halmac_adapter *adapter,
struct halmac_su_bfer_init_para *param)
{
u16 mac_addr_h;
u32 mac_addr_l;
struct halmac_api *api = (struct halmac_api *)adapter->halmac_api;
mac_addr_l = rtk_le32_to_cpu(param->bfer_address.addr_l_h.low);
mac_addr_h = rtk_le16_to_cpu(param->bfer_address.addr_l_h.high);
switch (param->userid) {
case 0:
HALMAC_REG_W32(REG_ASSOCIATED_BFMER0_INFO, mac_addr_l);
HALMAC_REG_W16(REG_ASSOCIATED_BFMER0_INFO + 4, mac_addr_h);
HALMAC_REG_W16(REG_ASSOCIATED_BFMER0_INFO + 6, param->paid);
HALMAC_REG_W16(REG_TX_CSI_RPT_PARAM_BW20, param->csi_para);
break;
case 1:
HALMAC_REG_W32(REG_ASSOCIATED_BFMER1_INFO, mac_addr_l);
HALMAC_REG_W16(REG_ASSOCIATED_BFMER1_INFO + 4, mac_addr_h);
HALMAC_REG_W16(REG_ASSOCIATED_BFMER1_INFO + 6, param->paid);
HALMAC_REG_W16(REG_TX_CSI_RPT_PARAM_BW20 + 2, param->csi_para);
break;
default:
return HALMAC_RET_INVALID_SOUNDING_SETTING;
}
PLTFM_MSG_TRACE("[TRACE]%s <===\n", __func__);
return HALMAC_RET_SUCCESS;
}
/**
* mu_bfee_entry_init_88xx() - config MU beamformee's registers
* @adapter : the adapter of halmac
* @param : parameters to configure MU BFEE entry
* Author : chunchu
* Return : enum halmac_ret_status
* More details of status code can be found in prototype document
*/
enum halmac_ret_status
mu_bfee_entry_init_88xx(struct halmac_adapter *adapter,
struct halmac_mu_bfee_init_para *param)
{
u16 tmp168x = 0;
u16 tmp14c0;
struct halmac_api *api = (struct halmac_api *)adapter->halmac_api;
tmp168x |= param->paid | BIT(9);
HALMAC_REG_W16((0x1680 + param->userid * 2), tmp168x);
tmp14c0 = HALMAC_REG_R16(REG_MU_TX_CTL) & ~(BIT(8) | BIT(9) | BIT(10));
HALMAC_REG_W16(REG_MU_TX_CTL, tmp14c0 | ((param->userid - 2) << 8));
HALMAC_REG_W32(REG_MU_STA_GID_VLD, 0);
HALMAC_REG_W32(REG_MU_STA_USER_POS_INFO, param->user_position_l);
HALMAC_REG_W32(REG_MU_STA_USER_POS_INFO + 4, param->user_position_h);
PLTFM_MSG_TRACE("[TRACE]%s <===\n", __func__);
return HALMAC_RET_SUCCESS;
}
/**
* mu_bfer_entry_init_88xx() - config MU beamformer's registers
* @adapter : the adapter of halmac
* @param : parameters to configure MU BFER entry
* Author : chunchu
* Return : enum halmac_ret_status
* More details of status code can be found in prototype document
*/
enum halmac_ret_status
mu_bfer_entry_init_88xx(struct halmac_adapter *adapter,
struct halmac_mu_bfer_init_para *param)
{
u16 tmp1680 = 0;
u16 mac_addr_h;
u32 mac_addr_l;
struct halmac_api *api = (struct halmac_api *)adapter->halmac_api;
mac_addr_l = rtk_le32_to_cpu(param->bfer_address.addr_l_h.low);
mac_addr_h = rtk_le16_to_cpu(param->bfer_address.addr_l_h.high);
HALMAC_REG_W32(REG_ASSOCIATED_BFMER0_INFO, mac_addr_l);
HALMAC_REG_W16(REG_ASSOCIATED_BFMER0_INFO + 4, mac_addr_h);
HALMAC_REG_W16(REG_ASSOCIATED_BFMER0_INFO + 6, param->paid);
HALMAC_REG_W16(REG_TX_CSI_RPT_PARAM_BW20, param->csi_para);
tmp1680 = HALMAC_REG_R16(0x1680) & 0xC000;
tmp1680 |= param->my_aid | (param->csi_length_sel << 12);
HALMAC_REG_W16(0x1680, tmp1680);
PLTFM_MSG_TRACE("[TRACE]%s <===\n", __func__);
return HALMAC_RET_SUCCESS;
}
/**
* su_bfee_entry_del_88xx() - reset SU beamformee's registers
* @adapter : the adapter of halmac
* @userid : the SU BFee userid to be deleted
* Author : chunchu
* Return : enum halmac_ret_status
* More details of status code can be found in prototype document
*/
enum halmac_ret_status
su_bfee_entry_del_88xx(struct halmac_adapter *adapter, u8 userid)
{
u16 value16;
struct halmac_api *api = (struct halmac_api *)adapter->halmac_api;
switch (userid) {
case 0:
value16 = HALMAC_REG_R16(REG_TXBF_CTRL);
value16 &= ~(BIT_MASK_R_TXBF0_AID | BIT_R_TXBF0_20M |
BIT_R_TXBF0_40M | BIT_R_TXBF0_80M);
HALMAC_REG_W16(REG_TXBF_CTRL, value16);
HALMAC_REG_W16(REG_ASSOCIATED_BFMEE_SEL, 0);
break;
case 1:
value16 = HALMAC_REG_R16(REG_TXBF_CTRL + 2);
value16 &= ~(BIT_MASK_R_TXBF1_AID | BIT_R_TXBF0_20M |
BIT_R_TXBF0_40M | BIT_R_TXBF0_80M);
HALMAC_REG_W16(REG_TXBF_CTRL + 2, value16);
HALMAC_REG_W16(REG_ASSOCIATED_BFMEE_SEL + 2, 0);
break;
case 2:
HALMAC_REG_W16(REG_WMAC_ASSOCIATED_MU_BFMEE2, 0);
break;
case 3:
HALMAC_REG_W16(REG_WMAC_ASSOCIATED_MU_BFMEE3, 0);
break;
case 4:
HALMAC_REG_W16(REG_WMAC_ASSOCIATED_MU_BFMEE4, 0);
break;
case 5:
HALMAC_REG_W16(REG_WMAC_ASSOCIATED_MU_BFMEE5, 0);
break;
default:
return HALMAC_RET_INVALID_SOUNDING_SETTING;
}
PLTFM_MSG_TRACE("[TRACE]%s <===\n", __func__);
return HALMAC_RET_SUCCESS;
}
/**
* su_bfee_entry_del_88xx() - reset SU beamformer's registers
* @adapter : the adapter of halmac
* @userid : the SU BFer userid to be deleted
* Author : chunchu
* Return : enum halmac_ret_status
* More details of status code can be found in prototype document
*/
enum halmac_ret_status
su_bfer_entry_del_88xx(struct halmac_adapter *adapter, u8 userid)
{
struct halmac_api *api = (struct halmac_api *)adapter->halmac_api;
switch (userid) {
case 0:
HALMAC_REG_W32(REG_ASSOCIATED_BFMER0_INFO, 0);
HALMAC_REG_W32(REG_ASSOCIATED_BFMER0_INFO + 4, 0);
break;
case 1:
HALMAC_REG_W32(REG_ASSOCIATED_BFMER1_INFO, 0);
HALMAC_REG_W32(REG_ASSOCIATED_BFMER1_INFO + 4, 0);
break;
default:
return HALMAC_RET_INVALID_SOUNDING_SETTING;
}
PLTFM_MSG_TRACE("[TRACE]%s <===\n", __func__);
return HALMAC_RET_SUCCESS;
}
/**
* mu_bfee_entry_del_88xx() - reset MU beamformee's registers
* @adapter : the adapter of halmac
* @userid : the MU STA userid to be deleted
* Author : chunchu
* Return : enum halmac_ret_status
* More details of status code can be found in prototype document
*/
enum halmac_ret_status
mu_bfee_entry_del_88xx(struct halmac_adapter *adapter, u8 userid)
{
struct halmac_api *api = (struct halmac_api *)adapter->halmac_api;
HALMAC_REG_W16(0x1680 + userid * 2, 0);
HALMAC_REG_W8_CLR(REG_MU_TX_CTL, BIT(userid - 2));
PLTFM_MSG_TRACE("[TRACE]%s <===\n", __func__);
return HALMAC_RET_SUCCESS;
}
/**
* mu_bfer_entry_del_88xx() -reset MU beamformer's registers
* @adapter : the adapter of halmac
* Author : chunchu
* Return : enum halmac_ret_status
* More details of status code can be found in prototype document
*/
enum halmac_ret_status
mu_bfer_entry_del_88xx(struct halmac_adapter *adapter)
{
struct halmac_api *api = (struct halmac_api *)adapter->halmac_api;
HALMAC_REG_W32(REG_ASSOCIATED_BFMER0_INFO, 0);
HALMAC_REG_W32(REG_ASSOCIATED_BFMER0_INFO + 4, 0);
HALMAC_REG_W16(0x1680, 0);
HALMAC_REG_W8(REG_MU_TX_CTL, 0);
PLTFM_MSG_TRACE("[TRACE]%s <===\n", __func__);
return HALMAC_RET_SUCCESS;
}
/**
* cfg_csi_rate_88xx() - config CSI frame Tx rate
* @adapter : the adapter of halmac
* @rssi : rssi in decimal value
* @cur_rate : current CSI frame rate
* @fixrate_en : enable to fix CSI frame in VHT rate, otherwise legacy OFDM rate
* @new_rate : API returns the final CSI frame rate
* Author : chunchu
* Return : enum halmac_ret_status
* More details of status code can be found in prototype document
*/
enum halmac_ret_status
cfg_csi_rate_88xx(struct halmac_adapter *adapter, u8 rssi, u8 cur_rate,
u8 fixrate_en, u8 *new_rate)
{
u32 csi_cfg;
u16 cur_rrsr;
struct halmac_api *api = (struct halmac_api *)adapter->halmac_api;
PLTFM_MSG_TRACE("[TRACE]%s ===>\n", __func__);
#if HALMAC_8821C_SUPPORT
if (adapter->chip_id == HALMAC_CHIP_ID_8821C && fixrate_en) {
csi_cfg = HALMAC_REG_R32(REG_BBPSF_CTRL) & ~BITS_WMAC_CSI_RATE;
HALMAC_REG_W32(REG_BBPSF_CTRL,
csi_cfg | BIT_CSI_FORCE_RATE_EN |
BIT_CSI_RSC(1) |
BIT_WMAC_CSI_RATE(HALMAC_VHT_NSS1_MCS3));
*new_rate = HALMAC_VHT_NSS1_MCS3;
return HALMAC_RET_SUCCESS;
}
csi_cfg = HALMAC_REG_R32(REG_BBPSF_CTRL) & ~BITS_WMAC_CSI_RATE &
~BIT_CSI_FORCE_RATE_EN;
#else
csi_cfg = HALMAC_REG_R32(REG_BBPSF_CTRL) & ~BITS_WMAC_CSI_RATE;
#endif
cur_rrsr = HALMAC_REG_R16(REG_RRSR);
if (rssi >= 40) {
if (cur_rate != HALMAC_OFDM54) {
cur_rrsr |= BIT(HALMAC_OFDM54);
csi_cfg |= BIT_WMAC_CSI_RATE(HALMAC_OFDM54);
HALMAC_REG_W16(REG_RRSR, cur_rrsr);
HALMAC_REG_W32(REG_BBPSF_CTRL, csi_cfg);
}
*new_rate = HALMAC_OFDM54;
} else {
if (cur_rate != HALMAC_OFDM24) {
cur_rrsr &= ~(BIT(HALMAC_OFDM54));
csi_cfg |= BIT_WMAC_CSI_RATE(HALMAC_OFDM24);
HALMAC_REG_W16(REG_RRSR, cur_rrsr);
HALMAC_REG_W32(REG_BBPSF_CTRL, csi_cfg);
}
*new_rate = HALMAC_OFDM24;
}
return HALMAC_RET_SUCCESS;
}
/**
* fw_snding_88xx() - fw sounding control
* @adapter : the adapter of halmac
* @su_info :
* su0_en : enable/disable fw sounding
* su0_ndpa_pkt : ndpa pkt, shall include txdesc
* su0_pkt_sz : ndpa pkt size, shall include txdesc
* @mu_info : currently not in use, input NULL is acceptable
* @period : sounding period, unit is 5ms
* Author : Ivan Lin
* Return : enum halmac_ret_status
* More details of status code can be found in prototype document
*/
enum halmac_ret_status
fw_snding_88xx(struct halmac_adapter *adapter,
struct halmac_su_snding_info *su_info,
struct halmac_mu_snding_info *mu_info, u8 period)
{
u8 h2c_buf[H2C_PKT_SIZE_88XX] = { 0 };
u16 seq_num;
u16 snding_info_addr;
struct halmac_h2c_header_info hdr_info;
enum halmac_cmd_process_status *proc_status;
enum halmac_ret_status status;
proc_status = &adapter->halmac_state.fw_snding_state.proc_status;
if (adapter->chip_id == HALMAC_CHIP_ID_8821C)
return HALMAC_RET_NOT_SUPPORT;
if (halmac_fw_validate(adapter) != HALMAC_RET_SUCCESS)
return HALMAC_RET_NO_DLFW;
if (adapter->fw_ver.h2c_version < 9)
return HALMAC_RET_FW_NO_SUPPORT;
if (*proc_status == HALMAC_CMD_PROCESS_SENDING) {
PLTFM_MSG_TRACE("[TRACE]Wait event(snd)\n");
return HALMAC_RET_BUSY_STATE;
}
if (su_info->su0_en == 1) {
if (!su_info->su0_ndpa_pkt)
return HALMAC_RET_NULL_POINTER;
if (su_info->su0_pkt_sz > (u32)SU0_SNDING_PKT_RSVDPG_SIZE -
adapter->hw_cfg_info.txdesc_size)
return HALMAC_RET_DATA_SIZE_INCORRECT;
if (!snding_pkt_chk_88xx(adapter, su_info->su0_ndpa_pkt))
return HALMAC_RET_TXDESC_SET_FAIL;
if (fw_snding_cmd_cnstr_state_88xx(adapter) !=
HALMAC_CMD_CNSTR_IDLE) {
PLTFM_MSG_ERR("[ERR]Not idle(snd)\n");
return HALMAC_RET_ERROR_STATE;
}
snding_info_addr = adapter->txff_alloc.rsvd_h2c_sta_info_addr +
SU0_SNDING_PKT_OFFSET;
status = dl_rsvd_page_88xx(adapter, snding_info_addr,
su_info->su0_ndpa_pkt,
su_info->su0_pkt_sz);
if (status != HALMAC_RET_SUCCESS) {
PLTFM_MSG_ERR("[ERR]dl rsvd page\n");
return status;
}
FW_SNDING_SET_SU0(h2c_buf, 1);
FW_SNDING_SET_PERIOD(h2c_buf, period);
FW_SNDING_SET_NDPA0_HEAD_PG(h2c_buf, snding_info_addr -
adapter->txff_alloc.rsvd_boundary);
} else {
if (fw_snding_cmd_cnstr_state_88xx(adapter) !=
HALMAC_CMD_CNSTR_BUSY) {
PLTFM_MSG_ERR("[ERR]Not snd(snd)\n");
return HALMAC_RET_ERROR_STATE;
}
FW_SNDING_SET_SU0(h2c_buf, 0);
}
*proc_status = HALMAC_CMD_PROCESS_SENDING;
hdr_info.sub_cmd_id = SUB_CMD_ID_FW_SNDING;
hdr_info.content_size = 8;
hdr_info.ack = _TRUE;
set_h2c_pkt_hdr_88xx(adapter, h2c_buf, &hdr_info, &seq_num);
adapter->halmac_state.fw_snding_state.seq_num = seq_num;
status = send_h2c_pkt_88xx(adapter, h2c_buf);
if (status != HALMAC_RET_SUCCESS) {
PLTFM_MSG_ERR("[ERR]send h2c\n");
reset_ofld_feature_88xx(adapter, HALMAC_FEATURE_FW_SNDING);
return status;
}
if (cnv_fw_snding_state_88xx(adapter, su_info->su0_en == 1 ?
HALMAC_CMD_CNSTR_BUSY :
HALMAC_CMD_CNSTR_IDLE)
!= HALMAC_RET_SUCCESS)
return HALMAC_RET_ERROR_STATE;
return HALMAC_RET_SUCCESS;
}
static u8
snding_pkt_chk_88xx(struct halmac_adapter *adapter, u8 *pkt)
{
u8 data_rate;
if (GET_TX_DESC_NDPA(pkt) == 0) {
PLTFM_MSG_ERR("[ERR]txdesc ndpa = 0\n");
return _FALSE;
}
data_rate = (u8)GET_TX_DESC_DATARATE(pkt);
if (!(data_rate >= HALMAC_VHT_NSS2_MCS0 &&
data_rate <= HALMAC_VHT_NSS2_MCS9)) {
if (!(data_rate >= HALMAC_MCS8 && data_rate <= HALMAC_MCS15)) {
PLTFM_MSG_ERR("[ERR]txdesc rate\n");
return _FALSE;
}
}
if (GET_TX_DESC_NAVUSEHDR(pkt) == 0) {
PLTFM_MSG_ERR("[ERR]txdesc navusehdr = 0\n");
return _FALSE;
}
if (GET_TX_DESC_USE_RATE(pkt) == 0) {
PLTFM_MSG_ERR("[ERR]txdesc userate = 0\n");
return _FALSE;
}
return _TRUE;
}
static enum halmac_cmd_construct_state
fw_snding_cmd_cnstr_state_88xx(struct halmac_adapter *adapter)
{
return adapter->halmac_state.fw_snding_state.cmd_cnstr_state;
}
enum halmac_ret_status
get_h2c_ack_fw_snding_88xx(struct halmac_adapter *adapter, u8 *buf, u32 size)
{
u8 seq_num = 0;
u8 fw_rc;
struct halmac_fw_snding_state *state;
enum halmac_cmd_process_status proc_status;
state = &adapter->halmac_state.fw_snding_state;
seq_num = (u8)H2C_ACK_HDR_GET_H2C_SEQ(buf);
PLTFM_MSG_TRACE("[TRACE]Seq num:h2c->%d c2h->%d\n",
state->seq_num, seq_num);
if (seq_num != state->seq_num) {
PLTFM_MSG_ERR("[ERR]Seq num mismatch:h2c->%d c2h->%d\n",
state->seq_num, seq_num);
return HALMAC_RET_SUCCESS;
}
if (state->proc_status != HALMAC_CMD_PROCESS_SENDING) {
PLTFM_MSG_ERR("[ERR]not sending(snd)\n");
return HALMAC_RET_SUCCESS;
}
fw_rc = (u8)H2C_ACK_HDR_GET_H2C_RETURN_CODE(buf);
state->fw_rc = fw_rc;
if ((enum halmac_h2c_return_code)fw_rc == HALMAC_H2C_RETURN_SUCCESS) {
proc_status = HALMAC_CMD_PROCESS_DONE;
state->proc_status = proc_status;
PLTFM_EVENT_SIG(HALMAC_FEATURE_FW_SNDING, proc_status,
NULL, 0);
} else {
proc_status = HALMAC_CMD_PROCESS_ERROR;
state->proc_status = proc_status;
PLTFM_EVENT_SIG(HALMAC_FEATURE_FW_SNDING, proc_status,
&fw_rc, 1);
}
return HALMAC_RET_SUCCESS;
}
enum halmac_ret_status
get_fw_snding_status_88xx(struct halmac_adapter *adapter,
enum halmac_cmd_process_status *proc_status)
{
*proc_status = adapter->halmac_state.fw_snding_state.proc_status;
return HALMAC_RET_SUCCESS;
}
static enum halmac_ret_status
cnv_fw_snding_state_88xx(struct halmac_adapter *adapter,
enum halmac_cmd_construct_state dest_state)
{
struct halmac_fw_snding_state *state;
state = &adapter->halmac_state.fw_snding_state;
if (state->cmd_cnstr_state != HALMAC_CMD_CNSTR_IDLE &&
state->cmd_cnstr_state != HALMAC_CMD_CNSTR_BUSY)
return HALMAC_RET_ERROR_STATE;
if (dest_state == HALMAC_CMD_CNSTR_IDLE) {
if (state->cmd_cnstr_state == HALMAC_CMD_CNSTR_IDLE)
return HALMAC_RET_ERROR_STATE;
} else if (dest_state == HALMAC_CMD_CNSTR_BUSY) {
if (state->cmd_cnstr_state == HALMAC_CMD_CNSTR_BUSY)
return HALMAC_RET_ERROR_STATE;
}
state->cmd_cnstr_state = dest_state;
return HALMAC_RET_SUCCESS;
}
#endif /* HALMAC_88XX_SUPPORT */