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path: root/drivers/net/wireless/mwifiex/sta_cmd.c
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Diffstat (limited to 'drivers/net/wireless/mwifiex/sta_cmd.c')
-rw-r--r--drivers/net/wireless/mwifiex/sta_cmd.c80
1 files changed, 62 insertions, 18 deletions
diff --git a/drivers/net/wireless/mwifiex/sta_cmd.c b/drivers/net/wireless/mwifiex/sta_cmd.c
index 2181ee283d82..9208a8816b80 100644
--- a/drivers/net/wireless/mwifiex/sta_cmd.c
+++ b/drivers/net/wireless/mwifiex/sta_cmd.c
@@ -354,7 +354,7 @@ mwifiex_cmd_802_11_hs_cfg(struct mwifiex_private *priv,
}
if (hs_activate) {
hs_cfg->action = cpu_to_le16(HS_ACTIVATE);
- hs_cfg->params.hs_activate.resp_ctrl = RESP_NEEDED;
+ hs_cfg->params.hs_activate.resp_ctrl = cpu_to_le16(RESP_NEEDED);
} else {
hs_cfg->action = cpu_to_le16(HS_CONFIGURE);
hs_cfg->params.hs_config.conditions = hscfg_param->conditions;
@@ -1156,30 +1156,62 @@ static u32 mwifiex_parse_cal_cfg(u8 *src, size_t len, u8 *dst)
return d - dst;
}
+int mwifiex_dnld_dt_cfgdata(struct mwifiex_private *priv,
+ struct device_node *node, const char *prefix)
+{
+#ifdef CONFIG_OF
+ struct property *prop;
+ size_t len = strlen(prefix);
+ int ret;
+
+ /* look for all matching property names */
+ for_each_property_of_node(node, prop) {
+ if (len > strlen(prop->name) ||
+ strncmp(prop->name, prefix, len))
+ continue;
+
+ /* property header is 6 bytes, data must fit in cmd buffer */
+ if (prop && prop->value && prop->length > 6 &&
+ prop->length <= MWIFIEX_SIZE_OF_CMD_BUFFER - S_DS_GEN) {
+ ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_CFG_DATA,
+ HostCmd_ACT_GEN_SET, 0,
+ prop);
+ if (ret)
+ return ret;
+ }
+ }
+#endif
+ return 0;
+}
+
/* This function prepares command of set_cfg_data. */
static int mwifiex_cmd_cfg_data(struct mwifiex_private *priv,
- struct host_cmd_ds_command *cmd,
- u16 cmd_action)
+ struct host_cmd_ds_command *cmd, void *data_buf)
{
- struct host_cmd_ds_802_11_cfg_data *cfg_data = &cmd->params.cfg_data;
struct mwifiex_adapter *adapter = priv->adapter;
- u32 len, cal_data_offset;
- u8 *tmp_cmd = (u8 *)cmd;
+ struct property *prop = data_buf;
+ u32 len;
+ u8 *data = (u8 *)cmd + S_DS_GEN;
+ int ret;
- cal_data_offset = S_DS_GEN + sizeof(*cfg_data);
- if ((adapter->cal_data->data) && (adapter->cal_data->size > 0))
+ if (prop) {
+ len = prop->length;
+ ret = of_property_read_u8_array(adapter->dt_node, prop->name,
+ data, len);
+ if (ret)
+ return ret;
+ dev_dbg(adapter->dev,
+ "download cfg_data from device tree: %s\n", prop->name);
+ } else if (adapter->cal_data->data && adapter->cal_data->size > 0) {
len = mwifiex_parse_cal_cfg((u8 *)adapter->cal_data->data,
- adapter->cal_data->size,
- (u8 *)(tmp_cmd + cal_data_offset));
- else
+ adapter->cal_data->size, data);
+ dev_dbg(adapter->dev, "download cfg_data from config file\n");
+ } else {
return -1;
-
- cfg_data->action = cpu_to_le16(cmd_action);
- cfg_data->type = cpu_to_le16(CFG_DATA_TYPE_CAL);
- cfg_data->data_len = cpu_to_le16(len);
+ }
cmd->command = cpu_to_le16(HostCmd_CMD_CFG_DATA);
- cmd->size = cpu_to_le16(S_DS_GEN + sizeof(*cfg_data) + len);
+ cmd->size = cpu_to_le16(S_DS_GEN + len);
return 0;
}
@@ -1267,7 +1299,7 @@ int mwifiex_sta_prepare_cmd(struct mwifiex_private *priv, uint16_t cmd_no,
ret = mwifiex_cmd_get_hw_spec(priv, cmd_ptr);
break;
case HostCmd_CMD_CFG_DATA:
- ret = mwifiex_cmd_cfg_data(priv, cmd_ptr, cmd_action);
+ ret = mwifiex_cmd_cfg_data(priv, cmd_ptr, data_buf);
break;
case HostCmd_CMD_MAC_CONTROL:
ret = mwifiex_cmd_mac_control(priv, cmd_ptr, cmd_action,
@@ -1527,7 +1559,19 @@ int mwifiex_sta_init_cmd(struct mwifiex_private *priv, u8 first_sta)
if (ret)
return -1;
- /* Download calibration data to firmware */
+ /* Download calibration data to firmware.
+ * The cal-data can be read from device tree and/or
+ * a configuration file and downloaded to firmware.
+ */
+ adapter->dt_node =
+ of_find_node_by_name(NULL, "marvell_cfgdata");
+ if (adapter->dt_node) {
+ ret = mwifiex_dnld_dt_cfgdata(priv, adapter->dt_node,
+ "marvell,caldata");
+ if (ret)
+ return -1;
+ }
+
if (adapter->cal_data) {
ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_CFG_DATA,
HostCmd_ACT_GEN_SET, 0, NULL);