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authorGuy Mishol <guym@ti.com>2015-07-27 09:46:02 +0300
committerKalle Valo <kvalo@codeaurora.org>2015-08-06 10:18:14 +0300
commitd1c5409612ad25d8a35a49a89ad302fc797eeb8e (patch)
tree2d0af030f1a2276e5c5f99d37c5413a5bc277fcb
parent2728cecdc7d6bf3d216fc406718d88c35f4d09eb (diff)
wl18xx: add dynamic fw traces
add option to dynamically configure the fw which debug traces to open Signed-off-by: Guy Mishol <guym@ti.com> Signed-off-by: Eliad Peller <eliad@wizery.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
-rw-r--r--drivers/net/wireless/ti/wl18xx/acx.c27
-rw-r--r--drivers/net/wireless/ti/wl18xx/acx.h13
-rw-r--r--drivers/net/wireless/ti/wl18xx/debugfs.c50
-rw-r--r--drivers/net/wireless/ti/wl18xx/main.c5
-rw-r--r--drivers/net/wireless/ti/wlcore/wlcore.h3
5 files changed, 97 insertions, 1 deletions
diff --git a/drivers/net/wireless/ti/wl18xx/acx.c b/drivers/net/wireless/ti/wl18xx/acx.c
index 67f2a0eec854..4be0409308cb 100644
--- a/drivers/net/wireless/ti/wl18xx/acx.c
+++ b/drivers/net/wireless/ti/wl18xx/acx.c
@@ -282,3 +282,30 @@ out:
kfree(acx);
return ret;
}
+
+int wl18xx_acx_dynamic_fw_traces(struct wl1271 *wl)
+{
+ struct acx_dynamic_fw_traces_cfg *acx;
+ int ret;
+
+ wl1271_debug(DEBUG_ACX, "acx dynamic fw traces config %d",
+ wl->dynamic_fw_traces);
+
+ acx = kzalloc(sizeof(*acx), GFP_KERNEL);
+ if (!acx) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ acx->dynamic_fw_traces = cpu_to_le32(wl->dynamic_fw_traces);
+
+ ret = wl1271_cmd_configure(wl, ACX_DYNAMIC_TRACES_CFG,
+ acx, sizeof(*acx));
+ if (ret < 0) {
+ wl1271_warning("acx config dynamic fw traces failed: %d", ret);
+ goto out;
+ }
+out:
+ kfree(acx);
+ return ret;
+}
diff --git a/drivers/net/wireless/ti/wl18xx/acx.h b/drivers/net/wireless/ti/wl18xx/acx.h
index 4afccd4b9467..c8a33f43916e 100644
--- a/drivers/net/wireless/ti/wl18xx/acx.h
+++ b/drivers/net/wireless/ti/wl18xx/acx.h
@@ -35,7 +35,8 @@ enum {
ACX_PEER_CAP = 0x0056,
ACX_INTERRUPT_NOTIFY = 0x0057,
ACX_RX_BA_FILTER = 0x0058,
- ACX_AP_SLEEP_CFG = 0x0059
+ ACX_AP_SLEEP_CFG = 0x0059,
+ ACX_DYNAMIC_TRACES_CFG = 0x005A,
};
/* numbers of bits the length field takes (add 1 for the actual number) */
@@ -367,6 +368,15 @@ struct acx_ap_sleep_cfg {
u8 idle_conn_thresh;
} __packed;
+/*
+ * ACX_DYNAMIC_TRACES_CFG
+ * configure the FW dynamic traces
+ */
+struct acx_dynamic_fw_traces_cfg {
+ struct acx_header header;
+ __le32 dynamic_fw_traces;
+} __packed;
+
int wl18xx_acx_host_if_cfg_bitmap(struct wl1271 *wl, u32 host_cfg_bitmap,
u32 sdio_blk_size, u32 extra_mem_blks,
u32 len_field_size);
@@ -380,5 +390,6 @@ int wl18xx_acx_set_peer_cap(struct wl1271 *wl,
int wl18xx_acx_interrupt_notify_config(struct wl1271 *wl, bool action);
int wl18xx_acx_rx_ba_filter(struct wl1271 *wl, bool action);
int wl18xx_acx_ap_sleep(struct wl1271 *wl);
+int wl18xx_acx_dynamic_fw_traces(struct wl1271 *wl);
#endif /* __WL18XX_ACX_H__ */
diff --git a/drivers/net/wireless/ti/wl18xx/debugfs.c b/drivers/net/wireless/ti/wl18xx/debugfs.c
index 5fbd2230f372..8c6a1c86f526 100644
--- a/drivers/net/wireless/ti/wl18xx/debugfs.c
+++ b/drivers/net/wireless/ti/wl18xx/debugfs.c
@@ -281,6 +281,55 @@ static const struct file_operations radar_detection_ops = {
.llseek = default_llseek,
};
+static ssize_t dynamic_fw_traces_write(struct file *file,
+ const char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct wl1271 *wl = file->private_data;
+ unsigned long value;
+ int ret;
+
+ ret = kstrtoul_from_user(user_buf, count, 0, &value);
+ if (ret < 0)
+ return ret;
+
+ mutex_lock(&wl->mutex);
+
+ wl->dynamic_fw_traces = value;
+
+ if (unlikely(wl->state != WLCORE_STATE_ON))
+ goto out;
+
+ ret = wl1271_ps_elp_wakeup(wl);
+ if (ret < 0)
+ goto out;
+
+ ret = wl18xx_acx_dynamic_fw_traces(wl);
+ if (ret < 0)
+ count = ret;
+
+ wl1271_ps_elp_sleep(wl);
+out:
+ mutex_unlock(&wl->mutex);
+ return count;
+}
+
+static ssize_t dynamic_fw_traces_read(struct file *file,
+ char __user *userbuf,
+ size_t count, loff_t *ppos)
+{
+ struct wl1271 *wl = file->private_data;
+ return wl1271_format_buffer(userbuf, count, ppos,
+ "%d\n", wl->dynamic_fw_traces);
+}
+
+static const struct file_operations dynamic_fw_traces_ops = {
+ .read = dynamic_fw_traces_read,
+ .write = dynamic_fw_traces_write,
+ .open = simple_open,
+ .llseek = default_llseek,
+};
+
int wl18xx_debugfs_add_files(struct wl1271 *wl,
struct dentry *rootdir)
{
@@ -433,6 +482,7 @@ int wl18xx_debugfs_add_files(struct wl1271 *wl,
DEBUGFS_ADD(conf, moddir);
DEBUGFS_ADD(radar_detection, moddir);
+ DEBUGFS_ADD(dynamic_fw_traces, moddir);
return 0;
diff --git a/drivers/net/wireless/ti/wl18xx/main.c b/drivers/net/wireless/ti/wl18xx/main.c
index 49aca2cf7605..8ce9825ee577 100644
--- a/drivers/net/wireless/ti/wl18xx/main.c
+++ b/drivers/net/wireless/ti/wl18xx/main.c
@@ -1159,6 +1159,11 @@ static int wl18xx_hw_init(struct wl1271 *wl)
if (ret < 0)
return ret;
+ /* set the dynamic fw traces bitmap */
+ ret = wl18xx_acx_dynamic_fw_traces(wl);
+ if (ret < 0)
+ return ret;
+
if (checksum_param) {
ret = wl18xx_acx_set_checksum_state(wl);
if (ret != 0)
diff --git a/drivers/net/wireless/ti/wlcore/wlcore.h b/drivers/net/wireless/ti/wlcore/wlcore.h
index 7f363fa566a3..a1b6040e6491 100644
--- a/drivers/net/wireless/ti/wlcore/wlcore.h
+++ b/drivers/net/wireless/ti/wlcore/wlcore.h
@@ -500,6 +500,9 @@ struct wl1271 {
/* interface combinations supported by the hw */
const struct ieee80211_iface_combination *iface_combinations;
u8 n_iface_combinations;
+
+ /* dynamic fw traces */
+ u32 dynamic_fw_traces;
};
int wlcore_probe(struct wl1271 *wl, struct platform_device *pdev);