diff options
author | Guy Mishol <guym@ti.com> | 2015-07-27 06:46:02 (GMT) |
---|---|---|
committer | Kalle Valo <kvalo@codeaurora.org> | 2015-08-06 07:18:14 (GMT) |
commit | d1c5409612ad25d8a35a49a89ad302fc797eeb8e (patch) | |
tree | 2d0af030f1a2276e5c5f99d37c5413a5bc277fcb /drivers/net/wireless/ti | |
parent | 2728cecdc7d6bf3d216fc406718d88c35f4d09eb (diff) | |
download | linux-d1c5409612ad25d8a35a49a89ad302fc797eeb8e.tar.xz |
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>
Diffstat (limited to 'drivers/net/wireless/ti')
-rw-r--r-- | drivers/net/wireless/ti/wl18xx/acx.c | 27 | ||||
-rw-r--r-- | drivers/net/wireless/ti/wl18xx/acx.h | 13 | ||||
-rw-r--r-- | drivers/net/wireless/ti/wl18xx/debugfs.c | 50 | ||||
-rw-r--r-- | drivers/net/wireless/ti/wl18xx/main.c | 5 | ||||
-rw-r--r-- | drivers/net/wireless/ti/wlcore/wlcore.h | 3 |
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 67f2a0e..4be0409 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 4afccd4..c8a33f4 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 5fbd223..8c6a1c8 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 49aca2c..8ce9825 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 7f363fa..a1b6040 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); |