wil6210: [DEBUG] Improve Vring printing
Print '_' for the 'idle' descriptors - this makes vring representation more visible.
Also, for the Tx side, differentiate descriptors having associated skb's - print ones
with skb as 'H' and without as 'h'. Good to represent scattered frames.
Signed-off-by: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/ath/wil6210/debugfs.c b/drivers/net/wireless/ath/wil6210/debugfs.c
index 74bb427..6fdab1a 100644
--- a/drivers/net/wireless/ath/wil6210/debugfs.c
+++ b/drivers/net/wireless/ath/wil6210/debugfs.c
@@ -30,7 +30,8 @@
#define WIL_DBG_VRING_INDEX_RX (WIL6210_MAX_TX_RINGS + 1)
static void wil_print_vring(struct seq_file *s, struct wil6210_priv *wil,
- const char *name, struct vring *vring)
+ const char *name, struct vring *vring,
+ char _s, char _h)
{
void __iomem *x = wmi_addr(wil, vring->hwtail);
@@ -52,8 +53,8 @@
volatile struct vring_tx_desc *d = &vring->va[i].tx;
if ((i % 64) == 0 && (i != 0))
seq_printf(s, "\n");
- seq_printf(s, "%s", (d->dma.status & BIT(0)) ?
- "S" : (vring->ctx[i].skb ? "H" : "h"));
+ seq_printf(s, "%c", (d->dma.status & BIT(0)) ?
+ _s : (vring->ctx[i].skb ? _h : 'h'));
}
seq_printf(s, "\n");
}
@@ -65,14 +66,14 @@
uint i;
struct wil6210_priv *wil = s->private;
- wil_print_vring(s, wil, "rx", &wil->vring_rx);
+ wil_print_vring(s, wil, "rx", &wil->vring_rx, 'S', '_');
for (i = 0; i < ARRAY_SIZE(wil->vring_tx); i++) {
struct vring *vring = &(wil->vring_tx[i]);
if (vring->va) {
char name[10];
snprintf(name, sizeof(name), "tx_%2d", i);
- wil_print_vring(s, wil, name, vring);
+ wil_print_vring(s, wil, name, vring, '_', 'H');
}
}