Prima: Add Support for firmware memory dump
Common API for fw mem dump request cfg80211 and wext(ioctl)
WLAN HAL API changes
Creation of procfs and reading through it
Simple state machine to synchronize fw dump writes and reads
Change-Id: Ifdf90e77b8d9011f664d3f776207069e11038a7e
CRs-Fixed: 916853
diff --git a/CORE/HDD/src/wlan_hdd_cfg80211.c b/CORE/HDD/src/wlan_hdd_cfg80211.c
index fab6be0..4cb9e0d 100644
--- a/CORE/HDD/src/wlan_hdd_cfg80211.c
+++ b/CORE/HDD/src/wlan_hdd_cfg80211.c
@@ -96,6 +96,7 @@
#include "wlan_nv.h"
#include "wlan_hdd_dev_pwr.h"
#include "qwlan_version.h"
+#include "wlan_logging_sock_svc.h"
#define g_mode_rates_size (12)
@@ -5691,6 +5692,66 @@
return ret;
}
+
+static int
+__wlan_hdd_cfg80211_get_fw_mem_dump(struct wiphy *wiphy,
+ struct wireless_dev *wdev,
+ const void *data, int data_len)
+{
+ hdd_context_t *pHddCtx = wiphy_priv(wiphy);
+ int ret;
+ ENTER();
+
+ ret = wlan_hdd_validate_context(pHddCtx);
+ if (0 != ret)
+ {
+ return ret;
+ }
+
+ if( !pHddCtx->cfg_ini->enableFwrMemDump ||
+ (FALSE == sme_IsFeatureSupportedByFW(MEMORY_DUMP_SUPPORTED)))
+ {
+ hddLog(VOS_TRACE_LEVEL_INFO, FL("FW dump Logging not supported"));
+ return -EINVAL;
+ }
+ /*call common API for FW mem dump req*/
+ ret = wlan_hdd_fw_mem_dump_req(pHddCtx);
+
+ EXIT();
+ return ret;
+}
+
+/**
+ * wlan_hdd_cfg80211_get_fw_mem_dump() - Get FW memory dump
+ * @wiphy: pointer to wireless wiphy structure.
+ * @wdev: pointer to wireless_dev structure.
+ * @data: Pointer to the NL data.
+ * @data_len:Length of @data
+ *
+ * This is called when wlan driver needs to get the firmware memory dump
+ * via vendor specific command.
+ *
+ * Return: 0 on success, error number otherwise.
+ */
+
+static int
+wlan_hdd_cfg80211_get_fw_mem_dump(struct wiphy *wiphy,
+ struct wireless_dev *wdev,
+ const void *data, int data_len)
+
+{
+ int ret = 0;
+
+ vos_ssr_protect(__func__);
+ ret = __wlan_hdd_cfg80211_get_fw_mem_dump(wiphy, wdev, data,
+ data_len);
+ vos_ssr_unprotect(__func__);
+
+ return ret;
+
+}
+
+
static const struct nla_policy
wlan_hdd_set_no_dfs_flag_config_policy[QCA_WLAN_VENDOR_ATTR_SET_NO_DFS_FLAG_MAX
+1] =
@@ -6081,6 +6142,14 @@
},
{
.info.vendor_id = QCA_NL80211_VENDOR_ID,
+ .info.subcmd = QCA_NL80211_VENDOR_SUBCMD_WIFI_LOGGER_MEMORY_DUMP,
+ .flags = WIPHY_VENDOR_CMD_NEED_WDEV |
+ WIPHY_VENDOR_CMD_NEED_NETDEV |
+ WIPHY_VENDOR_CMD_NEED_RUNNING,
+ .doit = wlan_hdd_cfg80211_get_fw_mem_dump
+ },
+ {
+ .info.vendor_id = QCA_NL80211_VENDOR_ID,
.info.subcmd = QCA_NL80211_VENDOR_SUBCMD_SETBAND,
.flags = WIPHY_VENDOR_CMD_NEED_WDEV |
WIPHY_VENDOR_CMD_NEED_NETDEV |
@@ -6194,6 +6263,11 @@
.vendor_id = QCA_NL80211_VENDOR_ID,
.subcmd = QCA_NL80211_VENDOR_SUBCMD_TDLS_STATE
},
+ [QCA_NL80211_VENDOR_SUBCMD_WIFI_LOGGER_MEMORY_DUMP_INDEX] = {
+ .vendor_id = QCA_NL80211_VENDOR_ID,
+ .subcmd = QCA_NL80211_VENDOR_SUBCMD_WIFI_LOGGER_MEMORY_DUMP
+ },
+
{
.vendor_id = QCA_NL80211_VENDOR_ID,