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qcacmn: Add support for wide band scan

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Add support for 40 MHz or wider channel bandwidth scan

Change-Id: I72f3cf42e6dc957ef56842d0c333c62169cb6d68
CRs-Fixed: 2139415
This commit is contained in:
Om Prakash Tripathi
2017-11-03 16:11:11 +05:30
committed by snandini
vanhempi bafacb27a9
commit ae4413b342
2 muutettua tiedostoa jossa 40 lisäystä ja 14 poistoa
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38
wmi_unified_tlv.c
Näytä tiedosto

@@ -2277,13 +2277,14 @@ static QDF_STATUS send_scan_start_cmd_tlv(wmi_unified_t wmi_handle,
wmi_mac_addr *bssid;
int len = sizeof(*cmd);
uint8_t extraie_len_with_pad = 0;
uint8_t phymode_roundup = 0;
struct probe_req_whitelist_attr *ie_whitelist = &params->ie_whitelist;
/* Length TLV placeholder for array of uint32_t */
len += WMI_TLV_HDR_SIZE;
/* calculate the length of buffer required */
if (params->num_chan)
len += params->num_chan * sizeof(uint32_t);
if (params->chan_list.num_chan)
len += params->chan_list.num_chan * sizeof(uint32_t);
/* Length TLV placeholder for array of wmi_ssid structures */
len += WMI_TLV_HDR_SIZE;
@@ -2306,6 +2307,13 @@ static QDF_STATUS send_scan_start_cmd_tlv(wmi_unified_t wmi_handle,
if (ie_whitelist->num_vendor_oui)
len += ie_whitelist->num_vendor_oui * sizeof(wmi_vendor_oui);
len += WMI_TLV_HDR_SIZE; /* Length of TLV for array of scan phymode */
if (params->scan_f_wide_band)
phymode_roundup =
qdf_roundup(params->chan_list.num_chan * sizeof(uint8_t),
sizeof(uint32_t));
len += phymode_roundup;
/* Allocate the memory */
wmi_buf = wmi_buf_alloc(wmi_handle, len);
if (!wmi_buf) {
@@ -2337,7 +2345,7 @@ static QDF_STATUS send_scan_start_cmd_tlv(wmi_unified_t wmi_handle,
cmd->max_scan_time = params->max_scan_time;
cmd->probe_delay = params->probe_delay;
cmd->burst_duration = params->burst_duration;
cmd->num_chan = params->num_chan;
cmd->num_chan = params->chan_list.num_chan;
cmd->num_bssid = params->num_bssid;
cmd->num_ssids = params->num_ssids;
cmd->ie_len = params->extraie.len;
@@ -2359,13 +2367,15 @@ static QDF_STATUS send_scan_start_cmd_tlv(wmi_unified_t wmi_handle,
buf_ptr += sizeof(*cmd);
tmp_ptr = (uint32_t *) (buf_ptr + WMI_TLV_HDR_SIZE);
for (i = 0; i < params->num_chan; ++i)
tmp_ptr[i] = params->chan_list[i];
for (i = 0; i < params->chan_list.num_chan; ++i)
tmp_ptr[i] = params->chan_list.chan[i].freq;
WMITLV_SET_HDR(buf_ptr,
WMITLV_TAG_ARRAY_UINT32,
(params->num_chan * sizeof(uint32_t)));
buf_ptr += WMI_TLV_HDR_SIZE + (params->num_chan * sizeof(uint32_t));
(params->chan_list.num_chan * sizeof(uint32_t)));
buf_ptr += WMI_TLV_HDR_SIZE +
(params->chan_list.num_chan * sizeof(uint32_t));
if (params->num_ssids > WMI_SCAN_MAX_NUM_SSID) {
WMI_LOGE("Invalid value for numSsid");
goto error;
@@ -2419,6 +2429,19 @@ static QDF_STATUS send_scan_start_cmd_tlv(wmi_unified_t wmi_handle,
buf_ptr += cmd->num_vendor_oui * sizeof(wmi_vendor_oui);
}
/* Add phy mode TLV if it's a wide band scan */
if (params->scan_f_wide_band) {
WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_BYTE, phymode_roundup);
buf_ptr = (uint8_t *) (buf_ptr + WMI_TLV_HDR_SIZE);
for (i = 0; i < params->chan_list.num_chan; ++i)
buf_ptr[i] =
WMI_SCAN_CHAN_SET_MODE(params->chan_list.chan[i].phymode);
buf_ptr += phymode_roundup;
} else {
/* Add ZERO legth phy mode TLV */
WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_BYTE, 0);
}
ret = wmi_unified_cmd_send(
get_pdev_wmi_handle(wmi_handle, cmd->vdev_id), wmi_buf,
len, WMI_START_SCAN_CMDID);
@@ -20314,6 +20337,7 @@ static void populate_tlv_service(uint32_t *wmi_service)
wmi_service[wmi_service_chan_load_info] = WMI_SERVICE_CHAN_LOAD_INFO;
wmi_service[wmi_service_extended_nss_support] =
WMI_SERVICE_EXTENDED_NSS_SUPPORT;
wmi_service[wmi_service_widebw_scan] = WMI_SERVICE_SCAN_PHYMODE_SUPPORT;
}
/**