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qcacmn: Add support to configure operational rate

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Allow manual configuration of mcs via "tr069_set_oprate" command.

Change-Id: Ie6a4b0ba6caf0810e66b2a53a15991b32d3893fe
CRs-Fixed: 3307411
This commit is contained in:
Ajithkumar Jayamoorthy
2022-10-07 11:49:50 +05:30
committed by Madan Koyyalamudi
parent 431514912a
commit 0e000f1e66
2 changed files with 333 additions and 0 deletions
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304
dp/cmn_dp_api/dp_ratetable.c
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@@ -6990,3 +6990,307 @@ int dp_get_supported_rates(int mode, int shortgi, int nss,
#endif
qdf_export_symbol(dp_get_supported_rates);
#if ALL_POSSIBLE_RATES_SUPPORTED
/* dp_get_kbps_to_mcs - Identify the mcs value based on the rate
* @kbps_rate - rate in kbps
* @shortgi - gi setting
* @htflag - The type of standard configured
*
* return - MCS value identified with help of the rate
*/
int dp_get_kbps_to_mcs(int kbps_rate, int shortgi, int htflag)
{
int i = 0, nss = 0, num_mcs = 0;
int start_index = -1, end_index = -1;
int ratekbpssgi = 0, ratekbps = 0;
/* Convert kbps to mbps for comparison */
kbps_rate *= 1000;
switch (htflag) {
/* 11b CCK Rates */
case DP_11B_CCK_RATE:
start_index = CCK_RATE_TABLE_INDEX;
end_index = CCK_RATE_TABLE_END_INDEX;
break;
/* 11a OFDM Rates */
case DP_11A_OFDM_RATE:
start_index = OFDM_RATE_TABLE_INDEX;
end_index = OFDMA_RATE_TABLE_END_INDEX;
break;
/* 11g CCK/OFDM Rates */
case DP_11G_CCK_OFDM_RATE:
start_index = CCK_RATE_TABLE_INDEX;
end_index = OFDMA_RATE_TABLE_END_INDEX;
break;
/* HT rates only */
case DP_HT_RATE:
nss = NUM_HT_SPATIAL_STREAM;
start_index = dp_get_start_index(CMN_BW_20MHZ,
HW_RATECODE_PREAM_HT, 1);
end_index = dp_get_end_index(CMN_BW_40MHZ,
HW_RATECODE_PREAM_HT, nss);
num_mcs = NUM_HT_MCS;
break;
/* VHT rates only */
case DP_VHT_RATE:
nss = MAX_SPATIAL_STREAMS_SUPPORTED_AT_160MHZ;
start_index = dp_get_start_index(CMN_BW_20MHZ,
HW_RATECODE_PREAM_VHT, 1);
end_index = dp_get_end_index(CMN_BW_160MHZ,
HW_RATECODE_PREAM_VHT, nss);
num_mcs = NUM_VHT_MCS;
break;
/* HE rates only */
case DP_HE_RATE:
nss = MAX_SPATIAL_STREAMS_SUPPORTED_AT_160MHZ;
start_index = dp_get_start_index(CMN_BW_20MHZ,
HW_RATECODE_PREAM_HE, 1);
end_index = dp_get_end_index(CMN_BW_160MHZ,
HW_RATECODE_PREAM_HE, nss);
num_mcs = NUM_HE_MCS;
break;
}
/* Check if the index calculation is out of array bounds */
if (start_index < 0 ||
start_index >= DP_RATE_TABLE_SIZE ||
end_index < 0 ||
end_index >= DP_RATE_TABLE_SIZE) {
return 0;
}
if (shortgi) {
i = OFDM_RATE_TABLE_INDEX;
for ( ; i >= CCK_RATE_TABLE_INDEX; i--) {
if (dp_11abgnratetable.info[i].validmodemask
!= HE_INVALID_RATES_MASK) {
ratekbpssgi = RATE_ROUNDOUT(DP_RATEKBPS_SGI(i));
if (ratekbpssgi == kbps_rate)
return (i - start_index) % num_mcs;
}
}
/*
* The below loop is to find the MCS value for the rate
* passed which will be between:
* For HT: 7200 and 600000 kbps
* For VHT: 7200 and 4333300 kbps
* For HE: 8900 and 5939400 kbps
*/
for (i = end_index; i >= start_index; i--) {
if (dp_11abgnratetable.info[i].validmodemask
!= HE_INVALID_RATES_MASK) {
ratekbpssgi = RATE_ROUNDOUT(DP_RATEKBPS_SGI(i));
if (ratekbpssgi == kbps_rate)
return (i - start_index) % num_mcs;
}
}
/*
* The below loop is to find the MCS value for the rate
* passed which will be between:
* For HT: 6500 and 540000 kbps
* For VHT: 6500 and 3900000 kbps
* For HE: 8600 and 5764700 kbps
*/
for (i = end_index; i >= start_index; i--) {
if (dp_11abgnratetable.info[i].validmodemask
!= HE_INVALID_RATES_MASK) {
ratekbps = RATE_ROUNDOUT(DP_RATEKBPS(i));
if (ratekbps == kbps_rate)
return (i - start_index) % num_mcs;
}
}
} else {
i = OFDM_RATE_TABLE_INDEX;
for ( ; i >= CCK_RATE_TABLE_INDEX; i--) {
if (dp_11abgnratetable.info[i].validmodemask
!= HE_INVALID_RATES_MASK) {
ratekbps = RATE_ROUNDOUT(DP_RATEKBPS(i));
if (ratekbps == kbps_rate)
return (i - start_index) % num_mcs;
}
}
/*
* The below loop is to find the MCS value for the rate
* passed which will be between:
* For HT: 6500 and 540000 kbps
* For VHT: 6500 and 3900000 kbps
* For HE: 8600 and 5764700 kbps
*/
for (i = end_index; i >= start_index; i--) {
if (dp_11abgnratetable.info[i].validmodemask
!= HE_INVALID_RATES_MASK) {
ratekbps = RATE_ROUNDOUT(DP_RATEKBPS(i));
if (ratekbps == kbps_rate)
return (i - start_index) % num_mcs;
}
}
}
return INVALID_RATE_ERR;
}
#else
/* dp_get_kbps_to_mcs - Identify the mcs value based on the rate
* @kbps_rate - rate in kbps
* @shortgi - gi setting
* @htflag - The type of standard configured
* @nss - no. of spatial streams
* @ch_width - channel bandwidth
*
* return - MCS value identified with help of the rate
*/
int dp_get_kbps_to_mcs(int kbps_rate, int shortgi, int htflag,
int nss, int ch_width);
{
int i = 0, num_mcs = 0;
int start_index = -1, end_index = -1;
int ratekbpssgi = 0, ratekbps = 0;
/* Convert kbps to mbps for comparison */
kbps_rate *= 1000;
switch (htflag) {
/* 11b CCK Rates */
case DP_11B_CCK_RATE:
start_index = CCK_RATE_TABLE_INDEX;
end_index = CCK_RATE_TABLE_END_INDEX;
break;
/* 11a OFDM Rates */
case DP_11A_OFDM_RATE:
start_index = OFDM_RATE_TABLE_INDEX;
end_index = OFDMA_RATE_TABLE_END_INDEX;
break;
/* 11g CCK/OFDM Rates */
case DP_11G_CCK_OFDM_RATE:
start_index = CCK_RATE_TABLE_INDEX;
end_index = OFDMA_RATE_TABLE_END_INDEX;
break;
/* HT rates only */
case DP_HT_RATE:
start_index = dp_get_start_index(ch_width,
HW_RATECODE_PREAM_HT, nss);
end_index = dp_get_end_index(ch_width,
HW_RATECODE_PREAM_HT, nss);
num_mcs = NUM_HT_MCS;
break;
/* VHT rates only */
case DP_VHT_RATE:
start_index = dp_get_start_index(ch_width,
HW_RATECODE_PREAM_VHT, nss);
end_index = dp_get_end_index(ch_width,
HW_RATECODE_PREAM_VHT, nss);
num_mcs = NUM_VHT_MCS;
break;
/* HE rates only */
case DP_HE_RATE:
start_index = dp_get_start_index(ch_width,
HW_RATECODE_PREAM_HE, nss);
end_index = dp_get_end_index(ch_width,
HW_RATECODE_PREAM_HE, nss);
num_mcs = NUM_HE_MCS;
break;
}
/* Check if the index calculation is out of array bounds */
if (start_index < 0 ||
start_index >= DP_RATE_TABLE_SIZE ||
end_index < 0 ||
end_index >= DP_RATE_TABLE_SIZE) {
return 0;
}
if (shortgi) {
i = OFDM_RATE_TABLE_INDEX;
for ( ; i >= CCK_RATE_TABLE_INDEX; i--) {
if (dp_11abgnratetable.info[i].validmodemask
!= HE_INVALID_RATES_MASK) {
ratekbpssgi = RATE_ROUNDOUT(DP_RATEKBPS_SGI(i));
if (ratekbpssgi == kbps_rate)
return (i - start_index) % num_mcs;
}
}
/*
* The below loop is to find the MCS value for the rate
* passed which will be between:
* For HT: 7200 and 600000 kbps
* For VHT: 7200 and 4333300 kbps
* For HE: 8900 and 5939400 kbps
* and is also based on the channel bandwidth and nss
* passed.
*/
for (i = end_index; i >= start_index; i--) {
if (dp_11abgnratetable.info[i].validmodemask
!= HE_INVALID_RATES_MASK) {
ratekbpssgi = RATE_ROUNDOUT(DP_RATEKBPS_SGI(i));
if (ratekbpssgi == kbps_rate)
return (i - start_index) % num_mcs;
}
}
/*
* The below loop is to find the MCS value for the rate
* passed which will be between:
* For HT: 6500 and 540000 kbps
* For VHT: 6500 and 3900000 kbps
* For HE: 8600 and 5764700 kbps
* and is also based on the channel bandwidth and nss
* passed.
*/
for (i = end_index; i >= start_index; i--) {
if (dp_11abgnratetable.info[i].validmodemask
!= HE_INVALID_RATES_MASK) {
ratekbps = RATE_ROUNDOUT(DP_RATEKBPS(i));
if (ratekbps == kbps_rate)
return (i - start_index) % num_mcs;
}
}
} else {
i = OFDM_RATE_TABLE_INDEX;
for ( ; i >= CCK_RATE_TABLE_INDEX; i--) {
if (dp_11abgnratetable.info[i].validmodemask
!= HE_INVALID_RATES_MASK) {
ratekbps = RATE_ROUNDOUT(DP_RATEKBPS(i));
if (ratekbps == kbps_rate)
return (i - start_index) % num_mcs;
}
}
/*
* The below loop is to find the MCS value for the rate
* passed which will be between:
* For HT: 6500 and 540000 kbps
* For VHT: 6500 and 3900000 kbps
* For HE: 8600 and 5764700 kbps
* and is also based on the channel bandwidth and nss
* passed.
*/
for (i = end_index; i >= start_index; i--) {
if (dp_11abgnratetable.info[i].validmodemask
!= HE_INVALID_RATES_MASK) {
ratekbps = RATE_ROUNDOUT(DP_RATEKBPS(i));
if (ratekbps == kbps_rate)
return (i - start_index) % num_mcs;
}
}
}
return INVALID_RATE_ERR;
}
#endif
qdf_export_symbol(dp_get_kbps_to_mcs);