wlcore: debugfs: add some counters for sync/async rx/tx loops

Signed-off-by: Arik Nemtsov <arik@wizery.com>
TI-OpenLink · Mar 6, 2013 · 2bd6a26 · 2bd6a26
1 parent 3825e0b
commit 2bd6a26
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Showing 4 changed files with 25 additions and 1 deletion.
diff --git a/drivers/net/wireless/ti/wlcore/debugfs.c b/drivers/net/wireless/ti/wlcore/debugfs.c
@@ -742,6 +742,12 @@ static ssize_t driver_state_read(struct file *file, char __user *user_buf,
 	DRIVER_STATE_PRINT_STR(chip.fw_ver_str);
 	DRIVER_STATE_PRINT_STR(chip.phy_fw_ver_str);
 	DRIVER_STATE_PRINT_INT(recovery_count);
+	DRIVER_STATE_PRINT_INT(sync_memcpy);
+	DRIVER_STATE_PRINT_INT(total_memcpy);
+	DRIVER_STATE_PRINT_INT(wait_memcpy);
+	DRIVER_STATE_PRINT_INT(nowait_memcpy);
+	DRIVER_STATE_PRINT_INT(total_rx);
+	DRIVER_STATE_PRINT_INT(total_norx);
 
 #undef DRIVER_STATE_PRINT_INT
 #undef DRIVER_STATE_PRINT_LONG

diff --git a/drivers/net/wireless/ti/wlcore/rx.c b/drivers/net/wireless/ti/wlcore/rx.c
@@ -222,6 +222,11 @@ int wlcore_rx(struct wl1271 *wl, struct wl_fw_status_1 *status)
 	int ret = 0;
 	int orig_cnt = wl->rx_counter, diff;
 
+	if (drv_rx_counter != fw_rx_counter)
+		wl->total_rx++;
+	else
+		wl->total_norx++;
+
 	while (drv_rx_counter != fw_rx_counter) {
 		buf_size = 0;
 		rx_counter = drv_rx_counter;

diff --git a/drivers/net/wireless/ti/wlcore/tx.c b/drivers/net/wireless/ti/wlcore/tx.c
@@ -861,7 +861,11 @@ int wlcore_tx_work_locked(struct wl1271 *wl)
 	while (1) {
 		if (test_and_clear_bit(WL1271_FLAG_ASYNC_TX_MEMCPY,
 				       &wl->flags)) {
-			flush_work(&wl->memcpy_work);
+			if (flush_work(&wl->memcpy_work))
+				wl->wait_memcpy++;
+			else
+				wl->nowait_memcpy++;
+
 			ret = wl->tx_memcpy.ret;
 			buf_offset = wl->tx_memcpy.num_bytes;
 			last_len = wl->tx_memcpy.last_len;
@@ -870,7 +874,9 @@ int wlcore_tx_work_locked(struct wl1271 *wl)
 		} else {
 			ret = wlcore_tx_dequeue_and_copy(wl, &buf_offset,
 						&last_len, active_hlids);
+			wl->sync_memcpy++;
 		}
+		wl->total_memcpy++;
 		if (ret != -EAGAIN) {
 			goto out_ack;
 		} else {

diff --git a/drivers/net/wireless/ti/wlcore/wlcore.h b/drivers/net/wireless/ti/wlcore/wlcore.h
@@ -483,6 +483,13 @@ struct wl1271 {
 
 	u32 irq_count;
 	u32 irq_loop_count;
+
+	u32 sync_memcpy;
+	u32 wait_memcpy;
+	u32 nowait_memcpy;
+	u32 total_memcpy;
+	u32 total_rx;
+	u32 total_norx;
 };
 
 int __devinit wlcore_probe(struct wl1271 *wl, struct platform_device *pdev);