---

yaml
---
r: 256228
b: refs/heads/master
c: 95dac04
h: refs/heads/master
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: baacb9aed020b890ddf6a57837a169092a25fc9b
+refs/heads/master: 95dac04f881322b510c45e5ae83f0dbee4f823a2

trunk/drivers/net/wireless/wl12xx/acx.c

@@ -1067,6 +1067,7 @@ int wl1271_acx_sta_mem_cfg(struct wl1271 *wl)
 	mem_conf->tx_free_req = mem->min_req_tx_blocks;
 	mem_conf->rx_free_req = mem->min_req_rx_blocks;
 	mem_conf->tx_min = mem->tx_min;
+	mem_conf->fwlog_blocks = wl->conf.fwlog.mem_blocks;
 
 	ret = wl1271_cmd_configure(wl, ACX_MEM_CFG, mem_conf,
 				   sizeof(*mem_conf));

trunk/drivers/net/wireless/wl12xx/acx.h

@@ -828,6 +828,8 @@ struct wl1271_acx_sta_config_memory {
 	u8 tx_free_req;
 	u8 rx_free_req;
 	u8 tx_min;
+	u8 fwlog_blocks;
+	u8 padding[3];
 } __packed;
 
 struct wl1271_acx_mem_map {

trunk/drivers/net/wireless/wl12xx/boot.c

@@ -117,6 +117,15 @@ static unsigned int wl12xx_get_fw_ver_quirks(struct wl1271 *wl)
 	      (fw_ver[FW_VER_MINOR] < FW_VER_MINOR_1_SPARE_AP_MIN))))
 		quirks |= WL12XX_QUIRK_USE_2_SPARE_BLOCKS;
 
+	/* Only new station firmwares support routing fw logs to the host */
+	if ((fw_ver[FW_VER_IF_TYPE] == FW_VER_IF_TYPE_STA) &&
+	    (fw_ver[FW_VER_MINOR] < FW_VER_MINOR_FWLOG_STA_MIN))
+		quirks |= WL12XX_QUIRK_FWLOG_NOT_IMPLEMENTED;
+
+	/* This feature is not yet supported for AP mode */
+	if (fw_ver[FW_VER_IF_TYPE] == FW_VER_IF_TYPE_AP)
+		quirks |= WL12XX_QUIRK_FWLOG_NOT_IMPLEMENTED;
+
 	return quirks;
 }
 

trunk/drivers/net/wireless/wl12xx/cmd.c

@@ -1234,3 +1234,87 @@ int wl1271_cmd_remove_sta(struct wl1271 *wl, u8 hlid)
 out:
 	return ret;
 }
+
+int wl12xx_cmd_config_fwlog(struct wl1271 *wl)
+{
+	struct wl12xx_cmd_config_fwlog *cmd;
+	int ret = 0;
+
+	wl1271_debug(DEBUG_CMD, "cmd config firmware logger");
+
+	cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
+	if (!cmd) {
+		ret = -ENOMEM;
+		goto out;
+	}
+
+	cmd->logger_mode = wl->conf.fwlog.mode;
+	cmd->log_severity = wl->conf.fwlog.severity;
+	cmd->timestamp = wl->conf.fwlog.timestamp;
+	cmd->output = wl->conf.fwlog.output;
+	cmd->threshold = wl->conf.fwlog.threshold;
+
+	ret = wl1271_cmd_send(wl, CMD_CONFIG_FWLOGGER, cmd, sizeof(*cmd), 0);
+	if (ret < 0) {
+		wl1271_error("failed to send config firmware logger command");
+		goto out_free;
+	}
+
+out_free:
+	kfree(cmd);
+
+out:
+	return ret;
+}
+
+int wl12xx_cmd_start_fwlog(struct wl1271 *wl)
+{
+	struct wl12xx_cmd_start_fwlog *cmd;
+	int ret = 0;
+
+	wl1271_debug(DEBUG_CMD, "cmd start firmware logger");
+
+	cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
+	if (!cmd) {
+		ret = -ENOMEM;
+		goto out;
+	}
+
+	ret = wl1271_cmd_send(wl, CMD_START_FWLOGGER, cmd, sizeof(*cmd), 0);
+	if (ret < 0) {
+		wl1271_error("failed to send start firmware logger command");
+		goto out_free;
+	}
+
+out_free:
+	kfree(cmd);
+
+out:
+	return ret;
+}
+
+int wl12xx_cmd_stop_fwlog(struct wl1271 *wl)
+{
+	struct wl12xx_cmd_stop_fwlog *cmd;
+	int ret = 0;
+
+	wl1271_debug(DEBUG_CMD, "cmd stop firmware logger");
+
+	cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
+	if (!cmd) {
+		ret = -ENOMEM;
+		goto out;
+	}
+
+	ret = wl1271_cmd_send(wl, CMD_STOP_FWLOGGER, cmd, sizeof(*cmd), 0);
+	if (ret < 0) {
+		wl1271_error("failed to send stop firmware logger command");
+		goto out_free;
+	}
+
+out_free:
+	kfree(cmd);
+
+out:
+	return ret;
+}

trunk/drivers/net/wireless/wl12xx/cmd.h

@@ -70,6 +70,9 @@ int wl1271_cmd_start_bss(struct wl1271 *wl);
 int wl1271_cmd_stop_bss(struct wl1271 *wl);
 int wl1271_cmd_add_sta(struct wl1271 *wl, struct ieee80211_sta *sta, u8 hlid);
 int wl1271_cmd_remove_sta(struct wl1271 *wl, u8 hlid);
+int wl12xx_cmd_config_fwlog(struct wl1271 *wl);
+int wl12xx_cmd_start_fwlog(struct wl1271 *wl);
+int wl12xx_cmd_stop_fwlog(struct wl1271 *wl);
 
 enum wl1271_commands {
 	CMD_INTERROGATE     = 1,    /*use this to read information elements*/
@@ -107,6 +110,9 @@ enum wl1271_commands {
 	CMD_START_PERIODIC_SCAN      = 50,
 	CMD_STOP_PERIODIC_SCAN       = 51,
 	CMD_SET_STA_STATE            = 52,
+	CMD_CONFIG_FWLOGGER          = 53,
+	CMD_START_FWLOGGER           = 54,
+	CMD_STOP_FWLOGGER            = 55,
 
 	/* AP mode commands */
 	CMD_BSS_START                = 60,
@@ -575,4 +581,60 @@ struct wl1271_cmd_remove_sta {
 	u8 padding1;
 } __packed;
 
+/*
+ * Continuous mode - packets are transferred to the host periodically
+ * via the data path.
+ * On demand - Log messages are stored in a cyclic buffer in the
+ * firmware, and only transferred to the host when explicitly requested
+ */
+enum wl12xx_fwlogger_log_mode {
+	WL12XX_FWLOG_CONTINUOUS,
+	WL12XX_FWLOG_ON_DEMAND
+};
+
+/* Include/exclude timestamps from the log messages */
+enum wl12xx_fwlogger_timestamp {
+	WL12XX_FWLOG_TIMESTAMP_DISABLED,
+	WL12XX_FWLOG_TIMESTAMP_ENABLED
+};
+
+/*
+ * Logs can be routed to the debug pinouts (where available), to the host bus
+ * (SDIO/SPI), or dropped
+ */
+enum wl12xx_fwlogger_output {
+	WL12XX_FWLOG_OUTPUT_NONE,
+	WL12XX_FWLOG_OUTPUT_DBG_PINS,
+	WL12XX_FWLOG_OUTPUT_HOST,
+};
+
+struct wl12xx_cmd_config_fwlog {
+	struct wl1271_cmd_header header;
+
+	/* See enum wl12xx_fwlogger_log_mode */
+	u8 logger_mode;
+
+	/* Minimum log level threshold */
+	u8 log_severity;
+
+	/* Include/exclude timestamps from the log messages */
+	u8 timestamp;
+
+	/* See enum wl1271_fwlogger_output */
+	u8 output;
+
+	/* Regulates the frequency of log messages */
+	u8 threshold;
+
+	u8 padding[3];
+} __packed;
+
+struct wl12xx_cmd_start_fwlog {
+	struct wl1271_cmd_header header;
+} __packed;
+
+struct wl12xx_cmd_stop_fwlog {
+	struct wl1271_cmd_header header;
+} __packed;
+
 #endif /* __WL1271_CMD_H__ */

trunk/drivers/net/wireless/wl12xx/conf.h

@@ -1277,6 +1277,30 @@ struct conf_rx_streaming_settings {
 	u8 always;
 };
 
+struct conf_fwlog {
+	/* Continuous or on-demand */
+	u8 mode;
+
+	/*
+	 * Number of memory blocks dedicated for the FW logger
+	 *
+	 * Range: 1-3, or 0 to disable the FW logger
+	 */
+	u8 mem_blocks;
+
+	/* Minimum log level threshold */
+	u8 severity;
+
+	/* Include/exclude timestamps from the log messages */
+	u8 timestamp;
+
+	/* See enum wl1271_fwlogger_output */
+	u8 output;
+
+	/* Regulates the frequency of log messages */
+	u8 threshold;
+};
+
 struct conf_drv_settings {
 	struct conf_sg_settings sg;
 	struct conf_rx_settings rx;
@@ -1293,6 +1317,7 @@ struct conf_drv_settings {
 	struct conf_memory_settings mem_wl128x;
 	struct conf_fm_coex fm_coex;
 	struct conf_rx_streaming_settings rx_streaming;
+	struct conf_fwlog fwlog;
 	u8 hci_io_ds;
 };
 

trunk/drivers/net/wireless/wl12xx/init.c

@@ -321,6 +321,20 @@ static int wl1271_init_beacon_broadcast(struct wl1271 *wl)
 	return 0;
 }
 
+static int wl12xx_init_fwlog(struct wl1271 *wl)
+{
+	int ret;
+
+	if (wl->quirks & WL12XX_QUIRK_FWLOG_NOT_IMPLEMENTED)
+		return 0;
+
+	ret = wl12xx_cmd_config_fwlog(wl);
+	if (ret < 0)
+		return ret;
+
+	return 0;
+}
+
 static int wl1271_sta_hw_init(struct wl1271 *wl)
 {
 	int ret;
@@ -382,6 +396,11 @@ static int wl1271_sta_hw_init(struct wl1271 *wl)
 	if (ret < 0)
 		return ret;
 
+	/* Configure the FW logger */
+	ret = wl12xx_init_fwlog(wl);
+	if (ret < 0)
+		return ret;
+
 	return 0;
 }
 

trunk/drivers/net/wireless/wl12xx/io.h

@@ -128,6 +128,20 @@ static inline void wl1271_write(struct wl1271 *wl, int addr, void *buf,
 	wl1271_raw_write(wl, physical, buf, len, fixed);
 }
 
+static inline void wl1271_read_hwaddr(struct wl1271 *wl, int hwaddr,
+				      void *buf, size_t len, bool fixed)
+{
+	int physical;
+	int addr;
+
+	/* Addresses are stored internally as addresses to 32 bytes blocks */
+	addr = hwaddr << 5;
+
+	physical = wl1271_translate_addr(wl, addr);
+
+	wl1271_raw_read(wl, physical, buf, len, fixed);
+}
+
 static inline u32 wl1271_read32(struct wl1271 *wl, int addr)
 {
 	return wl1271_raw_read32(wl, wl1271_translate_addr(wl, addr));