From: Luciano Coelho <coelho@xxxxxx>
Add a macro to make it easy to print arrays from the FW statistics
array in debugfs. At the same time, increase the buffer size so
arrays fit more easily.
Signed-off-by: Luciano Coelho <coelho@xxxxxx>
Signed-off-by: Arik Nemtsov <arik@xxxxxxxxxx>
---
drivers/net/wireless/ti/wlcore/debugfs.c | 1 -
drivers/net/wireless/ti/wlcore/debugfs.h | 27 +++++++++++++++++++++++++++
2 files changed, 27 insertions(+), 1 deletion(-)
diff --git a/drivers/net/wireless/ti/wlcore/debugfs.c b/drivers/net/wireless/ti/wlcore/debugfs.c
index 57c1eae..fc44262 100644
--- a/drivers/net/wireless/ti/wlcore/debugfs.c
+++ b/drivers/net/wireless/ti/wlcore/debugfs.c
@@ -39,7 +39,6 @@
#define WL1271_DEBUGFS_STATS_LIFETIME 1000
/* debugfs macros idea from mac80211 */
-#define DEBUGFS_FORMAT_BUFFER_SIZE 100
int wl1271_format_buffer(char __user *userbuf, size_t count,
loff_t *ppos, char *fmt, ...)
{
diff --git a/drivers/net/wireless/ti/wlcore/debugfs.h b/drivers/net/wireless/ti/wlcore/debugfs.h
index e1a5bf1..f7381dd 100644
--- a/drivers/net/wireless/ti/wlcore/debugfs.h
+++ b/drivers/net/wireless/ti/wlcore/debugfs.h
@@ -34,6 +34,8 @@ void wl1271_debugfs_exit(struct wl1271 *wl);
void wl1271_debugfs_reset(struct wl1271 *wl);
void wl1271_debugfs_update_stats(struct wl1271 *wl);
+#define DEBUGFS_FORMAT_BUFFER_SIZE 256
+
#define DEBUGFS_READONLY_FILE(name, fmt, value...) \
static ssize_t name## _read(struct file *file, char __user *userbuf, \
size_t count, loff_t *ppos) \
@@ -86,6 +88,31 @@ static const struct file_operations sub## _ ##name## _ops = { \
.llseek = generic_file_llseek, \
};
+#define DEBUGFS_FWSTATS_FILE_ARRAY(sub, name, len, struct_type) \
+static ssize_t sub## _ ##name## _read(struct file *file, \
+ char __user *userbuf, \
+ size_t count, loff_t *ppos) \
+{ \
+ struct wl1271 *wl = file->private_data; \
+ struct struct_type *stats = wl->stats.fw_stats; \
+ char buf[DEBUGFS_FORMAT_BUFFER_SIZE] = ""; \
+ int res, i; \
+ \
+ wl1271_debugfs_update_stats(wl); \
+ \
+ for (i = 0; i < len; i++) \
+ res = snprintf(buf, sizeof(buf), "%s[%d] = %d\n", \
+ buf, i, stats->sub.name[i]); \
+ \
+ return wl1271_format_buffer(userbuf, count, ppos, "%s", buf); \
+} \
+ \
+static const struct file_operations sub## _ ##name## _ops = { \
+ .read = sub## _ ##name## _read, \
+ .open = simple_open, \
+ .llseek = generic_file_llseek, \
+};
+
#define DEBUGFS_FWSTATS_ADD(sub, name) \
DEBUGFS_ADD(sub## _ ##name, stats)
--
1.7.9.5
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