@@ -30,6 +30,9 @@
static u32 mem_addr;
static u32 dbg_txdesc_index;
static u32 dbg_ring_index; /* 24+ for Rx, 0..23 for Tx */
+static u32 dbg_status_msg_index;
+/* 0..wil->num_rx_status_rings-1 for Rx, wil->tx_sring_idx for Tx */
+static u32 dbg_sring_index;
enum dbg_off_type {
doff_u32 = 0,
@@ -47,6 +50,36 @@ struct dbg_off {
enum dbg_off_type type;
};
+static void wil_print_desc_edma(struct seq_file *s, struct wil6210_priv *wil,
+ struct wil_ring *ring,
+ char _s, char _h, int idx)
+{
+ u8 num_of_descs;
+ bool has_skb = false;
+
+ if (ring->is_rx) {
+ struct wil_rx_enhanced_desc *rx_d =
+ (struct wil_rx_enhanced_desc *)
+ &ring->va[idx].rx.enhanced;
+ u16 buff_id = le16_to_cpu(rx_d->mac.buff_id);
+
+ has_skb = wil->rx_buff_mgmt.buff_arr[buff_id].skb;
+ seq_printf(s, "%c", (has_skb) ? _h : _s);
+ } else {
+ struct wil_tx_enhanced_desc *d =
+ (struct wil_tx_enhanced_desc *)
+ &ring->va[idx].tx.enhanced;
+
+ num_of_descs = (u8)d->mac.d[2];
+ has_skb = ring->ctx[idx].skb;
+ if (num_of_descs >= 1)
+ seq_printf(s, "%c", ring->ctx[idx].skb ? _h : _s);
+ else
+ /* num_of_descs == 0, it's a frag in a list of descs */
+ seq_printf(s, "%c", has_skb ? 'h' : _s);
+ }
+}
+
static void wil_print_ring(struct seq_file *s, struct wil6210_priv *wil,
const char *name, struct wil_ring *ring,
char _s, char _h)
@@ -58,7 +91,10 @@ static void wil_print_ring(struct seq_file *s, struct wil6210_priv *wil,
seq_printf(s, " pa = %pad\n", &ring->pa);
seq_printf(s, " va = 0x%p\n", ring->va);
seq_printf(s, " size = %d\n", ring->size);
- seq_printf(s, " swtail = %d\n", ring->swtail);
+ if (wil->use_enhanced_dma_hw && ring->is_rx)
+ seq_printf(s, " swtail = %u\n", *ring->edma_rx_swtail.va);
+ else
+ seq_printf(s, " swtail = %d\n", ring->swtail);
seq_printf(s, " swhead = %d\n", ring->swhead);
seq_printf(s, " hwtail = [0x%08x] -> ", ring->hwtail);
if (x) {
@@ -72,13 +108,16 @@ static void wil_print_ring(struct seq_file *s, struct wil6210_priv *wil,
uint i;
for (i = 0; i < ring->size; i++) {
- volatile struct vring_tx_desc *d =
- &ring->va[i].tx.legacy;
-
- if ((i % 128) == 0 && (i != 0))
+ if ((i % 128) == 0 && i != 0)
seq_puts(s, "\n");
- seq_printf(s, "%c", (d->dma.status & BIT(0)) ?
- _s : (ring->ctx[i].skb ? _h : 'h'));
+ if (wil->use_enhanced_dma_hw) {
+ wil_print_desc_edma(s, wil, ring, _s, _h, i);
+ } else {
+ volatile struct vring_tx_desc *d =
+ &ring->va[i].tx.legacy;
+ seq_printf(s, "%c", (d->dma.status & BIT(0)) ?
+ _s : (ring->ctx[i].skb ? _h : 'h'));
+ }
}
seq_puts(s, "\n");
}
@@ -157,6 +196,74 @@ static int wil_ring_seq_open(struct inode *inode, struct file *file)
.llseek = seq_lseek,
};
+static void wil_print_sring(struct seq_file *s, struct wil6210_priv *wil,
+ struct wil_status_ring *sring)
+{
+ void __iomem *x = wmi_addr(wil, sring->hwtail);
+ int sring_idx = sring - wil->srings;
+ u32 v;
+
+ seq_printf(s, "Status Ring %s [ %d ] = {\n",
+ sring->is_rx ? "RX" : "TX", sring_idx);
+ seq_printf(s, " pa = %pad\n", &sring->pa);
+ seq_printf(s, " va = 0x%pK\n", sring->va);
+ seq_printf(s, " size = %d\n", sring->size);
+ seq_printf(s, " elem_size = %zu\n", sring->elem_size);
+ seq_printf(s, " swhead = %d\n", sring->swhead);
+ seq_printf(s, " hwtail = [0x%08x] -> ", sring->hwtail);
+ if (x) {
+ v = readl_relaxed(x);
+ seq_printf(s, "0x%08x = %d\n", v, v);
+ } else {
+ seq_puts(s, "???\n");
+ }
+ seq_printf(s, " desc_rdy_pol = %d\n", sring->desc_rdy_pol);
+
+ if (sring->va && (sring->size <= (1 << WIL_RING_SIZE_ORDER_MAX))) {
+ uint i;
+
+ for (i = 0; i < sring->size; i++) {
+ u32 *sdword_0 =
+ (u32 *)(sring->va + (sring->elem_size * i));
+
+ if ((i % 128) == 0 && i != 0)
+ seq_puts(s, "\n");
+ if (i == sring->swhead)
+ seq_printf(s, "%c", (*sdword_0 & BIT(31)) ?
+ 'X' : 'x');
+ else
+ seq_printf(s, "%c", (*sdword_0 & BIT(31)) ?
+ '1' : '0');
+ }
+ seq_puts(s, "\n");
+ }
+ seq_puts(s, "}\n");
+}
+
+static int wil_srings_debugfs_show(struct seq_file *s, void *data)
+{
+ struct wil6210_priv *wil = s->private;
+ int i = 0;
+
+ for (i = 0; i < WIL6210_MAX_STATUS_RINGS; i++)
+ if (wil->srings[i].va)
+ wil_print_sring(s, wil, &wil->srings[i]);
+
+ return 0;
+}
+
+static int wil_srings_seq_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, wil_srings_debugfs_show, inode->i_private);
+}
+
+static const struct file_operations fops_srings = {
+ .open = wil_srings_seq_open,
+ .release = single_release,
+ .read = seq_read,
+ .llseek = seq_lseek,
+};
+
static void wil_seq_hexdump(struct seq_file *s, void *p, int len,
const char *prefix)
{
@@ -974,53 +1081,92 @@ static int wil_txdesc_debugfs_show(struct seq_file *s, void *data)
{
struct wil6210_priv *wil = s->private;
struct wil_ring *ring;
- bool tx = (dbg_ring_index < WIL6210_MAX_TX_RINGS);
+ bool tx;
+ int ring_idx = dbg_ring_index;
+ int txdesc_idx = dbg_txdesc_index;
+ volatile struct vring_tx_desc *d;
+ volatile u32 *u;
+ struct sk_buff *skb;
+
+ if (wil->use_enhanced_dma_hw) {
+ /* RX ring index == 0 */
+ if (ring_idx >= WIL6210_MAX_TX_RINGS) {
+ seq_printf(s, "invalid ring index %d\n", ring_idx);
+ return 0;
+ }
+ tx = ring_idx > 0; /* desc ring 0 is reserved for RX */
+ } else {
+ /* RX ring index == WIL6210_MAX_TX_RINGS */
+ if (ring_idx > WIL6210_MAX_TX_RINGS) {
+ seq_printf(s, "invalid ring index %d\n", ring_idx);
+ return 0;
+ }
+ tx = (ring_idx < WIL6210_MAX_TX_RINGS);
+ }
- ring = tx ? &wil->ring_tx[dbg_ring_index] : &wil->ring_rx;
+ ring = tx ? &wil->ring_tx[ring_idx] : &wil->ring_rx;
if (!ring->va) {
if (tx)
- seq_printf(s, "No Tx[%2d] VRING\n", dbg_ring_index);
+ seq_printf(s, "No Tx[%2d] RING\n", ring_idx);
else
- seq_puts(s, "No Rx VRING\n");
+ seq_puts(s, "No Rx RING\n");
return 0;
}
- if (dbg_txdesc_index < ring->size) {
- /* use struct vring_tx_desc for Rx as well,
- * only field used, .dma.length, is the same
- */
- volatile struct vring_tx_desc *d =
- &ring->va[dbg_txdesc_index].tx.legacy;
- volatile u32 *u = (volatile u32 *)d;
- struct sk_buff *skb = ring->ctx[dbg_txdesc_index].skb;
-
+ if (txdesc_idx >= ring->size) {
if (tx)
- seq_printf(s, "Tx[%2d][%3d] = {\n", dbg_ring_index,
- dbg_txdesc_index);
+ seq_printf(s, "[%2d] TxDesc index (%d) >= size (%d)\n",
+ ring_idx, txdesc_idx, ring->size);
else
- seq_printf(s, "Rx[%3d] = {\n", dbg_txdesc_index);
- seq_printf(s, " MAC = 0x%08x 0x%08x 0x%08x 0x%08x\n",
- u[0], u[1], u[2], u[3]);
- seq_printf(s, " DMA = 0x%08x 0x%08x 0x%08x 0x%08x\n",
- u[4], u[5], u[6], u[7]);
- seq_printf(s, " SKB = 0x%p\n", skb);
+ seq_printf(s, "RxDesc index (%d) >= size (%d)\n",
+ txdesc_idx, ring->size);
+ return 0;
+ }
+
+ /* use struct vring_tx_desc for Rx as well,
+ * only field used, .dma.length, is the same
+ */
+ d = &ring->va[txdesc_idx].tx.legacy;
+ u = (volatile u32 *)d;
+ skb = NULL;
- if (skb) {
- skb_get(skb);
- wil_seq_print_skb(s, skb);
- kfree_skb(skb);
+ if (wil->use_enhanced_dma_hw) {
+ if (tx) {
+ skb = ring->ctx[txdesc_idx].skb;
+ } else {
+ struct wil_rx_enhanced_desc *rx_d =
+ (struct wil_rx_enhanced_desc *)
+ &ring->va[txdesc_idx].rx.enhanced;
+ u16 buff_id = le16_to_cpu(rx_d->mac.buff_id);
+
+ if (!wil_val_in_range(buff_id, 0,
+ wil->rx_buff_mgmt.size)) {
+ seq_printf(s, "invalid buff_id %d\n", buff_id);
+ return 0;
+ }
+ skb = wil->rx_buff_mgmt.buff_arr[buff_id].skb;
}
- seq_puts(s, "}\n");
} else {
- if (tx)
- seq_printf(s, "[%2d] TxDesc index (%d) >= size (%d)\n",
- dbg_ring_index, dbg_txdesc_index,
- ring->size);
- else
- seq_printf(s, "RxDesc index (%d) >= size (%d)\n",
- dbg_txdesc_index, ring->size);
+ skb = ring->ctx[txdesc_idx].skb;
+ }
+ if (tx)
+ seq_printf(s, "Tx[%2d][%3d] = {\n", ring_idx,
+ txdesc_idx);
+ else
+ seq_printf(s, "Rx[%3d] = {\n", txdesc_idx);
+ seq_printf(s, " MAC = 0x%08x 0x%08x 0x%08x 0x%08x\n",
+ u[0], u[1], u[2], u[3]);
+ seq_printf(s, " DMA = 0x%08x 0x%08x 0x%08x 0x%08x\n",
+ u[4], u[5], u[6], u[7]);
+ seq_printf(s, " SKB = 0x%p\n", skb);
+
+ if (skb) {
+ skb_get(skb);
+ wil_seq_print_skb(s, skb);
+ kfree_skb(skb);
}
+ seq_puts(s, "}\n");
return 0;
}
@@ -1037,6 +1183,115 @@ static int wil_txdesc_seq_open(struct inode *inode, struct file *file)
.llseek = seq_lseek,
};
+/*---------Tx/Rx status message------------*/
+static int wil_status_msg_debugfs_show(struct seq_file *s, void *data)
+{
+ struct wil6210_priv *wil = s->private;
+ int sring_idx = dbg_sring_index;
+ struct wil_status_ring *sring;
+ bool tx = sring_idx == wil->tx_sring_idx ? 1 : 0;
+ u32 status_msg_idx = dbg_status_msg_index;
+ u32 *u;
+
+ if (sring_idx >= WIL6210_MAX_STATUS_RINGS) {
+ seq_printf(s, "invalid status ring index %d\n", sring_idx);
+ return 0;
+ }
+
+ sring = &wil->srings[sring_idx];
+
+ if (!sring->va) {
+ seq_printf(s, "No %cX status ring\n", tx ? 'T' : 'R');
+ return 0;
+ }
+
+ if (status_msg_idx >= sring->size) {
+ seq_printf(s, "%cxDesc index (%d) >= size (%d)\n",
+ tx ? 'T' : 'R', status_msg_idx, sring->size);
+ return 0;
+ }
+
+ u = sring->va + (sring->elem_size * status_msg_idx);
+
+ seq_printf(s, "%cx[%d][%3d] = {\n",
+ tx ? 'T' : 'R', sring_idx, status_msg_idx);
+
+ seq_printf(s, " 0x%08x 0x%08x 0x%08x 0x%08x\n",
+ u[0], u[1], u[2], u[3]);
+ if (!tx && !use_compressed_rx_status)
+ seq_printf(s, " 0x%08x 0x%08x 0x%08x 0x%08x\n",
+ u[4], u[5], u[6], u[7]);
+
+ seq_puts(s, "}\n");
+
+ return 0;
+}
+
+static int wil_status_msg_seq_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, wil_status_msg_debugfs_show,
+ inode->i_private);
+}
+
+static const struct file_operations fops_status_msg = {
+ .open = wil_status_msg_seq_open,
+ .release = single_release,
+ .read = seq_read,
+ .llseek = seq_lseek,
+};
+
+static int wil_print_rx_buff(struct seq_file *s, struct list_head *lh)
+{
+ struct wil_rx_buff *it;
+ int i = 0;
+
+ list_for_each_entry(it, lh, list) {
+ if ((i % 16) == 0 && i != 0)
+ seq_puts(s, "\n ");
+ seq_printf(s, "[%4d] ", it->id);
+ i++;
+ }
+ seq_printf(s, "\nNumber of buffers: %u\n", i);
+
+ return i;
+}
+
+static int wil_rx_buff_mgmt_debugfs_show(struct seq_file *s, void *data)
+{
+ struct wil6210_priv *wil = s->private;
+ struct wil_rx_buff_mgmt *rbm = &wil->rx_buff_mgmt;
+ int num_active;
+ int num_free;
+
+ seq_printf(s, " size = %zu\n", rbm->size);
+ seq_printf(s, " free_list_empty_cnt = %lu\n",
+ rbm->free_list_empty_cnt);
+
+ /* Print active list */
+ seq_puts(s, " Active list:\n");
+ num_active = wil_print_rx_buff(s, &rbm->active);
+ seq_puts(s, "\n Free list:\n");
+ num_free = wil_print_rx_buff(s, &rbm->free);
+
+ seq_printf(s, " Total number of buffers: %u\n",
+ num_active + num_free);
+
+ return 0;
+}
+
+static int wil_rx_buff_mgmt_seq_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, wil_rx_buff_mgmt_debugfs_show,
+ inode->i_private);
+}
+
+static const struct file_operations fops_rx_buff_mgmt = {
+ .open = wil_rx_buff_mgmt_seq_open,
+ .release = single_release,
+ .read = seq_read,
+ .llseek = seq_lseek,
+};
+
/*---------beamforming------------*/
static char *wil_bfstatus_str(u32 status)
{
@@ -1473,6 +1728,13 @@ static int wil_sta_debugfs_show(struct seq_file *s, void *data)
p->stats.rx_large_frame,
p->stats.rx_replay);
+ if (wil->use_enhanced_dma_hw)
+ seq_printf(s,
+ "mic error %lu, key error %lu, amsdu error %lu\n",
+ p->stats.rx_mic_error,
+ p->stats.rx_key_error,
+ p->stats.rx_amsdu_error);
+
seq_puts(s, "Rx/MCS:");
for (mcs = 0; mcs < ARRAY_SIZE(p->stats.rx_per_mcs);
mcs++)
@@ -1808,6 +2070,9 @@ static void wil6210_debugfs_init_blobs(struct wil6210_priv *wil,
{"fw_capabilities", 0444, &fops_fw_capabilities},
{"fw_version", 0444, &fops_fw_version},
{"suspend_stats", 0644, &fops_suspend_stats},
+ {"srings", 0444, &fops_srings},
+ {"status_msg", 0444, &fops_status_msg},
+ {"rx_buff_mgmt", 0444, &fops_rx_buff_mgmt},
};
static void wil6210_debugfs_init_files(struct wil6210_priv *wil,
@@ -1871,6 +2136,8 @@ static void wil6210_debugfs_init_isr(struct wil6210_priv *wil,
{"ring_index", 0644, (ulong)&dbg_ring_index, doff_u32},
{"mem_addr", 0644, (ulong)&mem_addr, doff_u32},
{"led_polarity", 0644, (ulong)&led_polarity, doff_u8},
+ {"status_index", 0644, (ulong)&dbg_status_msg_index, doff_u32},
+ {"sring_index", 0644, (ulong)&dbg_sring_index, doff_u32},
{},
};