xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Código Issues Pull requests Ações Pacotes Projetos Versões Wiki Atividade

iwlwifi: scan: add support for new scan request command version

Ver código fonte 
Scan API was changed to support 6Ghz channels as well.
Support the new version.

Signed-off-by: Ayala Beker <ayala.beker@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Esse commit está contido em:
Ayala Beker
2019-05-24 01:06:01 +03:00
commit de Luca Coelho
pai aa43ae1216
commit de645c9346
4 arquivos alterados com 116 adições e 32 exclusões
Baixar arquivo de patch Baixar arquivo de diferenças Expandir todos os arquivos Colapsar todos os arquivos

6
drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
Ver arquivo

@@ -1387,6 +1387,12 @@ static inline bool iwl_mvm_cdb_scan_api(struct iwl_mvm *mvm)
return mvm->trans->cfg->device_family >= IWL_DEVICE_FAMILY_22000;
}
static inline bool iwl_mvm_is_scan_ext_chan_supported(struct iwl_mvm *mvm)
{
return fw_has_api(&mvm->fw->ucode_capa,
IWL_UCODE_TLV_API_SCAN_EXT_CHAN_VER);
}
static inline bool iwl_mvm_has_new_rx_stats_api(struct iwl_mvm *mvm)
{
return fw_has_api(&mvm->fw->ucode_capa,

86
drivers/net/wireless/intel/iwlwifi/mvm/scan.c
Ver arquivo

@@ -77,7 +77,10 @@
#define IWL_SCAN_DWELL_FRAGMENTED 44
#define IWL_SCAN_DWELL_EXTENDED 90
#define IWL_SCAN_NUM_OF_FRAGS 3
#define IWL_SCAN_LAST_2_4_CHN 14
#define IWL_SCAN_BAND_5_2 0
#define IWL_SCAN_BAND_2_4 1
/* adaptive dwell max budget time [TU] for full scan */
#define IWL_SCAN_ADWELL_MAX_BUDGET_FULL_SCAN 300
@@ -956,11 +959,24 @@ static int iwl_mvm_scan_lmac_flags(struct iwl_mvm *mvm,
return flags;
}
static void
iwl_mvm_scan_set_legacy_probe_req(struct iwl_scan_probe_req_v1 *p_req,
struct iwl_scan_probe_req src_p_req)
{
int i;
p_req->mac_header = src_p_req.mac_header;
for (i = 0; i < SCAN_NUM_BAND_PROBE_DATA_V_1; i++)
p_req->band_data[i] = src_p_req.band_data[i];
p_req->common_data = src_p_req.common_data;
memcpy(p_req->buf, src_p_req.buf, SCAN_OFFLOAD_PROBE_REQ_SIZE);
}
static int iwl_mvm_scan_lmac(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
struct iwl_mvm_scan_params *params)
{
struct iwl_scan_req_lmac *cmd = mvm->scan_cmd;
struct iwl_scan_probe_req *preq =
struct iwl_scan_probe_req_v1 *preq =
(void *)(cmd->data + sizeof(struct iwl_scan_channel_cfg_lmac) *
mvm->fw->ucode_capa.n_scan_channels);
u32 ssid_bitmap = 0;
@@ -1030,7 +1046,7 @@ static int iwl_mvm_scan_lmac(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
iwl_mvm_lmac_scan_cfg_channels(mvm, params->channels,
params->n_channels, ssid_bitmap, cmd);
*preq = params->preq;
iwl_mvm_scan_set_legacy_probe_req(preq, params->preq);
return 0;
}
@@ -1384,9 +1400,17 @@ iwl_mvm_umac_scan_cfg_channels(struct iwl_mvm *mvm,
for (i = 0; i < n_channels; i++) {
channel_cfg[i].flags = cpu_to_le32(ssid_bitmap);
channel_cfg[i].channel_num = channels[i]->hw_value;
channel_cfg[i].iter_count = 1;
channel_cfg[i].iter_interval = 0;
channel_cfg[i].v1.channel_num = channels[i]->hw_value;
if (iwl_mvm_is_scan_ext_chan_supported(mvm)) {
channel_cfg[i].v2.band =
channels[i]->hw_value <= IWL_SCAN_LAST_2_4_CHN ?
IWL_SCAN_BAND_2_4 : IWL_SCAN_BAND_5_2;
channel_cfg[i].v2.iter_count = 1;
channel_cfg[i].v2.iter_interval = 0;
} else {
channel_cfg[i].v1.iter_count = 1;
channel_cfg[i].v1.iter_interval = 0;
}
}
}
@@ -1476,9 +1500,12 @@ static int iwl_mvm_scan_umac(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
struct iwl_scan_req_umac *cmd = mvm->scan_cmd;
struct iwl_scan_umac_chan_param *chan_param;
void *cmd_data = iwl_mvm_get_scan_req_umac_data(mvm);
struct iwl_scan_req_umac_tail *sec_part = cmd_data +
sizeof(struct iwl_scan_channel_cfg_umac) *
mvm->fw->ucode_capa.n_scan_channels;
void *sec_part = cmd_data + sizeof(struct iwl_scan_channel_cfg_umac) *
mvm->fw->ucode_capa.n_scan_channels;
struct iwl_scan_req_umac_tail_v2 *tail_v2 =
(struct iwl_scan_req_umac_tail_v2 *)sec_part;
struct iwl_scan_req_umac_tail_v1 *tail_v1;
struct iwl_ssid_ie *direct_scan;
int uid, i;
u32 ssid_bitmap = 0;
u8 channel_flags = 0;
@@ -1540,18 +1567,12 @@ static int iwl_mvm_scan_umac(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
chan_param->flags = channel_flags;
chan_param->count = params->n_channels;
iwl_scan_build_ssids(params, sec_part->direct_scan, &ssid_bitmap);
iwl_mvm_umac_scan_cfg_channels(mvm, params->channels,
params->n_channels, ssid_bitmap,
cmd_data);
for (i = 0; i < params->n_scan_plans; i++) {
struct cfg80211_sched_scan_plan *scan_plan =
&params->scan_plans[i];
sec_part->schedule[i].iter_count = scan_plan->iterations;
sec_part->schedule[i].interval =
tail_v2->schedule[i].iter_count = scan_plan->iterations;
tail_v2->schedule[i].interval =
cpu_to_le16(scan_plan->interval);
}
@@ -1561,12 +1582,23 @@ static int iwl_mvm_scan_umac(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
* For example, when regular scan is requested the driver sets one scan
* plan with one iteration.
*/
if (!sec_part->schedule[i - 1].iter_count)
sec_part->schedule[i - 1].iter_count = 0xff;
if (!tail_v2->schedule[i - 1].iter_count)
tail_v2->schedule[i - 1].iter_count = 0xff;
sec_part->delay = cpu_to_le16(params->delay);
sec_part->preq = params->preq;
tail_v2->delay = cpu_to_le16(params->delay);
if (iwl_mvm_is_scan_ext_chan_supported(mvm)) {
tail_v2->preq = params->preq;
direct_scan = tail_v2->direct_scan;
} else {
tail_v1 = (struct iwl_scan_req_umac_tail_v1 *)sec_part;
iwl_mvm_scan_set_legacy_probe_req(&tail_v1->preq, params->preq);
direct_scan = tail_v1->direct_scan;
}
iwl_scan_build_ssids(params, direct_scan, &ssid_bitmap);
iwl_mvm_umac_scan_cfg_channels(mvm, params->channels,
params->n_channels, ssid_bitmap,
cmd_data);
return 0;
}
@@ -1996,6 +2028,7 @@ static int iwl_mvm_scan_stop_wait(struct iwl_mvm *mvm, int type)
int iwl_mvm_scan_size(struct iwl_mvm *mvm)
{
int base_size = IWL_SCAN_REQ_UMAC_SIZE_V1;
int tail_size;
if (iwl_mvm_is_adaptive_dwell_v2_supported(mvm))
base_size = IWL_SCAN_REQ_UMAC_SIZE_V8;
@@ -2004,16 +2037,21 @@ int iwl_mvm_scan_size(struct iwl_mvm *mvm)
else if (iwl_mvm_cdb_scan_api(mvm))
base_size = IWL_SCAN_REQ_UMAC_SIZE_V6;
if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_UMAC_SCAN))
if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_UMAC_SCAN)) {
if (iwl_mvm_is_scan_ext_chan_supported(mvm))
tail_size = sizeof(struct iwl_scan_req_umac_tail_v2);
else
tail_size = sizeof(struct iwl_scan_req_umac_tail_v1);
return base_size +
sizeof(struct iwl_scan_channel_cfg_umac) *
mvm->fw->ucode_capa.n_scan_channels +
sizeof(struct iwl_scan_req_umac_tail);
tail_size;
}
return sizeof(struct iwl_scan_req_lmac) +
sizeof(struct iwl_scan_channel_cfg_lmac) *
mvm->fw->ucode_capa.n_scan_channels +
sizeof(struct iwl_scan_probe_req);
sizeof(struct iwl_scan_probe_req_v1);
}
/*