qcacmn: Add WMI interface support for Direct Buffer Rx module

Direct Buffer Receive provides the driver with a mechanism by which target
can transfer information directly into host memory via DMA.

Add support for the following service/events/commands -
1. WMI_SERVICE_SUPPORT_DMA
2. WMI_DMA_CAPABILITIES as part of WMI_SERVICE_READY_EXT_EVENTID
3. WMI_PDEV_DMA_RING_CFG_REQ_CMDID
4. WMI_PDEV_DMA_RING_BUF_RELEASE_EVENTID
5. WMI_DMA_BUF_RELEASE_ENTRY

Change-Id: I3949026b4542565c49bb538b9545ea607690c793
CRs-Fixed: 2158304
这个提交包含在:
Sathish Kumar
2017-11-17 17:30:41 +05:30
提交者 snandini
父节点 cd851c6517
当前提交 f396c728ca
修改 3 个文件,包含 203 行新增0 行删除

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@@ -8793,6 +8793,68 @@ static QDF_STATUS send_oem_dma_cfg_cmd_tlv(wmi_unified_t wmi_handle,
}
#endif
/**
* send_dbr_cfg_cmd_tlv() - configure DMA rings for Direct Buf RX
* @wmi_handle: wmi handle
* @data_len: len of dma cfg req
* @data: dma cfg req
*
* Return: QDF_STATUS_SUCCESS on success and QDF_STATUS_E_FAILURE for failure
*/
static QDF_STATUS send_dbr_cfg_cmd_tlv(wmi_unified_t wmi_handle,
struct direct_buf_rx_cfg_req *cfg)
{
wmi_buf_t buf;
wmi_dma_ring_cfg_req_fixed_param *cmd;
QDF_STATUS ret;
int32_t len = sizeof(*cmd);
buf = wmi_buf_alloc(wmi_handle, sizeof(*cmd));
if (!buf) {
WMI_LOGE(FL("wmi_buf_alloc failed"));
return QDF_STATUS_E_FAILURE;
}
cmd = (wmi_dma_ring_cfg_req_fixed_param *)wmi_buf_data(buf);
WMITLV_SET_HDR(&cmd->tlv_header,
WMITLV_TAG_STRUC_wmi_dma_ring_cfg_req_fixed_param,
WMITLV_GET_STRUCT_TLVLEN(wmi_dma_ring_cfg_req_fixed_param));
cmd->pdev_id = wmi_handle->ops->convert_pdev_id_host_to_target(
cfg->pdev_id);
cmd->mod_id = cfg->mod_id;
cmd->base_paddr_lo = cfg->base_paddr_lo;
cmd->base_paddr_hi = cfg->base_paddr_hi;
cmd->head_idx_paddr_lo = cfg->head_idx_paddr_lo;
cmd->head_idx_paddr_hi = cfg->head_idx_paddr_hi;
cmd->tail_idx_paddr_lo = cfg->tail_idx_paddr_lo;
cmd->tail_idx_paddr_hi = cfg->tail_idx_paddr_hi;
cmd->num_elems = cfg->num_elems;
cmd->buf_size = cfg->buf_size;
cmd->num_resp_per_event = cfg->num_resp_per_event;
cmd->event_timeout_ms = cfg->event_timeout_ms;
WMI_LOGD("%s: wmi_dma_ring_cfg_req_fixed_param pdev id %d mod id %d"
"base paddr lo %x base paddr hi %x head idx paddr lo %x"
"head idx paddr hi %x tail idx paddr lo %x"
"tail idx addr hi %x num elems %d buf size %d num resp %d"
"event timeout %d\n", __func__, cmd->pdev_id,
cmd->mod_id, cmd->base_paddr_lo, cmd->base_paddr_hi,
cmd->head_idx_paddr_lo, cmd->head_idx_paddr_hi,
cmd->tail_idx_paddr_lo, cmd->tail_idx_paddr_hi,
cmd->num_elems, cmd->buf_size, cmd->num_resp_per_event,
cmd->event_timeout_ms);
ret = wmi_unified_cmd_send(wmi_handle, buf, len,
WMI_PDEV_DMA_RING_CFG_REQ_CMDID);
if (QDF_IS_STATUS_ERROR(ret)) {
WMI_LOGE(FL(":wmi cmd send failed"));
wmi_buf_free(buf);
}
return ret;
}
/**
* send_start_11d_scan_cmd_tlv() - start 11d scan request
* @wmi_handle: wmi handle
@@ -18428,6 +18490,7 @@ static QDF_STATUS extract_service_ready_ext_tlv(wmi_unified_t wmi_handle,
param->mpdu_density = ev->mpdu_density;
param->max_bssid_rx_filters = ev->max_bssid_rx_filters;
param->fw_build_vers_ext = ev->fw_build_vers_ext;
param->num_dbr_ring_caps = param_buf->num_dma_ring_caps;
qdf_mem_copy(&param->ppet, &ev->ppet, sizeof(param->ppet));
hw_caps = param_buf->soc_hw_mode_caps;
@@ -18658,6 +18721,79 @@ static QDF_STATUS extract_reg_cap_service_ready_ext_tlv(
return QDF_STATUS_SUCCESS;
}
static QDF_STATUS extract_dbr_ring_cap_service_ready_ext_tlv(
wmi_unified_t wmi_handle,
uint8_t *event, uint8_t idx,
struct wlan_psoc_host_dbr_ring_caps *param)
{
WMI_SERVICE_READY_EXT_EVENTID_param_tlvs *param_buf;
WMI_DMA_RING_CAPABILITIES *dbr_ring_caps;
param_buf = (WMI_SERVICE_READY_EXT_EVENTID_param_tlvs *)event;
if (!param_buf)
return QDF_STATUS_E_INVAL;
dbr_ring_caps = &param_buf->dma_ring_caps[idx];
param->pdev_id = wmi_handle->ops->convert_pdev_id_target_to_host(
dbr_ring_caps->pdev_id);
param->mod_id = dbr_ring_caps->mod_id;
param->ring_elems_min = dbr_ring_caps->ring_elems_min;
param->min_buf_size = dbr_ring_caps->min_buf_size;
param->min_buf_align = dbr_ring_caps->min_buf_align;
return QDF_STATUS_SUCCESS;
}
static QDF_STATUS extract_dbr_buf_release_fixed_tlv(wmi_unified_t wmi_handle,
uint8_t *event, struct direct_buf_rx_rsp *param)
{
WMI_PDEV_DMA_RING_BUF_RELEASE_EVENTID_param_tlvs *param_buf;
wmi_dma_buf_release_fixed_param *ev;
param_buf = (WMI_PDEV_DMA_RING_BUF_RELEASE_EVENTID_param_tlvs *)event;
if (!param_buf)
return QDF_STATUS_E_INVAL;
ev = param_buf->fixed_param;
if (!ev)
return QDF_STATUS_E_INVAL;
param->pdev_id = wmi_handle->ops->convert_pdev_id_target_to_host(
ev->pdev_id);
param->mod_id = ev->mod_id;
param->num_buf_release_entry = ev->num_buf_release_entry;
WMI_LOGD("%s:pdev id %d mod id %d num buf release entry %d\n", __func__,
param->pdev_id, param->mod_id, param->num_buf_release_entry);
return QDF_STATUS_SUCCESS;
}
static QDF_STATUS extract_dbr_buf_release_entry_tlv(wmi_unified_t wmi_handle,
uint8_t *event, uint8_t idx, struct direct_buf_rx_entry *param)
{
WMI_PDEV_DMA_RING_BUF_RELEASE_EVENTID_param_tlvs *param_buf;
wmi_dma_buf_release_entry *entry;
param_buf = (WMI_PDEV_DMA_RING_BUF_RELEASE_EVENTID_param_tlvs *)event;
if (!param_buf)
return QDF_STATUS_E_INVAL;
entry = &param_buf->entries[idx];
if (!entry) {
WMI_LOGE("%s: Entry is NULL\n", __func__);
return QDF_STATUS_E_FAILURE;
}
WMI_LOGD("%s: paddr_lo[%d] = %x\n", __func__, idx, entry->paddr_lo);
param->paddr_lo = entry->paddr_lo;
param->paddr_hi = entry->paddr_hi;
return QDF_STATUS_SUCCESS;
}
/**
* extract_dcs_interference_type_tlv() - extract dcs interference type
* from event
@@ -20229,6 +20365,7 @@ struct wmi_ops tlv_ops = {
#ifdef WLAN_FEATURE_CIF_CFR
.send_oem_dma_cfg_cmd = send_oem_dma_cfg_cmd_tlv,
#endif
.send_dbr_cfg_cmd = send_dbr_cfg_cmd_tlv,
.send_dfs_phyerr_filter_offload_en_cmd =
send_dfs_phyerr_filter_offload_en_cmd_tlv,
.send_wow_delete_pattern_cmd = send_wow_delete_pattern_cmd_tlv,
@@ -20408,6 +20545,10 @@ struct wmi_ops tlv_ops = {
extract_mac_phy_cap_service_ready_ext_tlv,
.extract_reg_cap_service_ready_ext =
extract_reg_cap_service_ready_ext_tlv,
.extract_dbr_ring_cap_service_ready_ext =
extract_dbr_ring_cap_service_ready_ext_tlv,
.extract_dbr_buf_release_fixed = extract_dbr_buf_release_fixed_tlv,
.extract_dbr_buf_release_entry = extract_dbr_buf_release_entry_tlv,
.extract_pdev_utf_event = extract_pdev_utf_event_tlv,
.wmi_set_htc_tx_tag = wmi_set_htc_tx_tag_tlv,
.extract_dcs_interference_type = extract_dcs_interference_type_tlv,
@@ -20744,6 +20885,8 @@ static void populate_tlv_events_id(uint32_t *event_ids)
event_ids[wmi_radio_tx_power_level_stats_event_id] =
WMI_RADIO_TX_POWER_LEVEL_STATS_EVENTID;
event_ids[wmi_report_stats_event_id] = WMI_REPORT_STATS_EVENTID;
event_ids[wmi_dma_buf_release_event_id] =
WMI_PDEV_DMA_RING_BUF_RELEASE_EVENTID;
}
#ifndef CONFIG_MCL
@@ -20942,6 +21085,8 @@ static void populate_tlv_service(uint32_t *wmi_service)
WMI_SERVICE_BCN_OFFLOAD_START_STOP_SUPPORT;
wmi_service[wmi_service_offchan_data_tid_support] =
WMI_SERVICE_OFFCHAN_DATA_TID_SUPPORT;
wmi_service[wmi_service_support_dma] =
WMI_SERVICE_SUPPORT_DIRECT_DMA;
}
/**