1 files changed, 325 insertions, 36 deletions

diff --git a/drivers/net/wireless/ath/wil6210/debugfs.c b/drivers/net/wireless/ath/wil6210/debugfs.c
index 8d4bc4bfb664..8f66186adb8c 100644
--- a/drivers/net/wireless/ath/wil6210/debugfs.c
+++ b/drivers/net/wireless/ath/wil6210/debugfs.c
@@ -19,6 +19,7 @@
 #include <linux/seq_file.h>
 #include <linux/pci.h>
 #include <linux/rtnetlink.h>
+#include <linux/power_supply.h>
 
 #include "wil6210.h"
 #include "txrx.h"
@@ -69,14 +70,32 @@ static int wil_vring_debugfs_show(struct seq_file *s, void *data)
 
 	for (i = 0; i < ARRAY_SIZE(wil->vring_tx); i++) {
 		struct vring *vring = &(wil->vring_tx[i]);
+		struct vring_tx_data *txdata = &wil->vring_tx_data[i];
+
 		if (vring->va) {
 			int cid = wil->vring2cid_tid[i][0];
 			int tid = wil->vring2cid_tid[i][1];
+			u32 swhead = vring->swhead;
+			u32 swtail = vring->swtail;
+			int used = (vring->size + swhead - swtail)
+				   % vring->size;
+			int avail = vring->size - used - 1;
 			char name[10];
+			/* performance monitoring */
+			cycles_t now = get_cycles();
+			cycles_t idle = txdata->idle * 100;
+			cycles_t total = now - txdata->begin;
+
+			do_div(idle, total);
+			txdata->begin = now;
+			txdata->idle = 0ULL;
+
 			snprintf(name, sizeof(name), "tx_%2d", i);
 
-			seq_printf(s, "\n%pM CID %d TID %d\n",
-				   wil->sta[cid].addr, cid, tid);
+			seq_printf(s, "\n%pM CID %d TID %d [%3d|%3d] idle %3d%%\n",
+				   wil->sta[cid].addr, cid, tid, used, avail,
+				   (int)idle);
+
 			wil_print_vring(s, wil, name, vring, '_', 'H');
 		}
 	}
@@ -231,6 +250,26 @@ static struct dentry *wil_debugfs_create_iomem_x32(const char *name,
 				   &fops_iomem_x32);
 }
 
+static int wil_debugfs_ulong_set(void *data, u64 val)
+{
+	*(ulong *)data = val;
+	return 0;
+}
+static int wil_debugfs_ulong_get(void *data, u64 *val)
+{
+	*val = *(ulong *)data;
+	return 0;
+}
+DEFINE_SIMPLE_ATTRIBUTE(wil_fops_ulong, wil_debugfs_ulong_get,
+			wil_debugfs_ulong_set, "%llu\n");
+
+static struct dentry *wil_debugfs_create_ulong(const char *name, umode_t mode,
+					       struct dentry *parent,
+					       ulong *value)
+{
+	return debugfs_create_file(name, mode, parent, value, &wil_fops_ulong);
+}
+
 static int wil6210_debugfs_create_ISR(struct wil6210_priv *wil,
 				      const char *name,
 				      struct dentry *parent, u32 off)
@@ -284,11 +323,11 @@ static int wil6210_debugfs_create_ITR_CNT(struct wil6210_priv *wil,
 	if (IS_ERR_OR_NULL(d))
 		return -ENODEV;
 
-	wil_debugfs_create_iomem_x32("TRSH", S_IRUGO, d, wil->csr +
+	wil_debugfs_create_iomem_x32("TRSH", S_IRUGO | S_IWUSR, d, wil->csr +
 				     HOSTADDR(RGF_DMA_ITR_CNT_TRSH));
-	wil_debugfs_create_iomem_x32("DATA", S_IRUGO, d, wil->csr +
+	wil_debugfs_create_iomem_x32("DATA", S_IRUGO | S_IWUSR, d, wil->csr +
 				     HOSTADDR(RGF_DMA_ITR_CNT_DATA));
-	wil_debugfs_create_iomem_x32("CTL", S_IRUGO, d, wil->csr +
+	wil_debugfs_create_iomem_x32("CTL", S_IRUGO | S_IWUSR, d, wil->csr +
 				     HOSTADDR(RGF_DMA_ITR_CNT_CRL));
 
 	return 0;
@@ -397,6 +436,126 @@ static const struct file_operations fops_reset = {
 	.write = wil_write_file_reset,
 	.open  = simple_open,
 };
+/*---write channel 1..4 to rxon for it, 0 to rxoff---*/
+static ssize_t wil_write_file_rxon(struct file *file, const char __user *buf,
+				   size_t len, loff_t *ppos)
+{
+	struct wil6210_priv *wil = file->private_data;
+	int rc;
+	long channel;
+	bool on;
+
+	char *kbuf = kmalloc(len + 1, GFP_KERNEL);
+	if (!kbuf)
+		return -ENOMEM;
+	if (copy_from_user(kbuf, buf, len)) {
+		kfree(kbuf);
+		return -EIO;
+	}
+
+	kbuf[len] = '\0';
+	rc = kstrtol(kbuf, 0, &channel);
+	kfree(kbuf);
+	if (rc)
+		return rc;
+
+	if ((channel < 0) || (channel > 4)) {
+		wil_err(wil, "Invalid channel %ld\n", channel);
+		return -EINVAL;
+	}
+	on = !!channel;
+
+	if (on) {
+		rc = wmi_set_channel(wil, (int)channel);
+		if (rc)
+			return rc;
+	}
+
+	rc = wmi_rxon(wil, on);
+	if (rc)
+		return rc;
+
+	return len;
+}
+
+static const struct file_operations fops_rxon = {
+	.write = wil_write_file_rxon,
+	.open  = simple_open,
+};
+/*---tx_mgmt---*/
+/* Write mgmt frame to this file to send it */
+static ssize_t wil_write_file_txmgmt(struct file *file, const char __user *buf,
+				     size_t len, loff_t *ppos)
+{
+	struct wil6210_priv *wil = file->private_data;
+	struct wiphy *wiphy = wil_to_wiphy(wil);
+	struct wireless_dev *wdev = wil_to_wdev(wil);
+	struct cfg80211_mgmt_tx_params params;
+	int rc;
+
+	void *frame = kmalloc(len, GFP_KERNEL);
+	if (!frame)
+		return -ENOMEM;
+
+	if (copy_from_user(frame, buf, len))
+		return -EIO;
+
+	params.buf = frame;
+	params.len = len;
+	params.chan = wdev->preset_chandef.chan;
+
+	rc = wil_cfg80211_mgmt_tx(wiphy, wdev, &params, NULL);
+
+	kfree(frame);
+	wil_info(wil, "%s() -> %d\n", __func__, rc);
+
+	return len;
+}
+
+static const struct file_operations fops_txmgmt = {
+	.write = wil_write_file_txmgmt,
+	.open  = simple_open,
+};
+
+/* Write WMI command (w/o mbox header) to this file to send it
+ * WMI starts from wil6210_mbox_hdr_wmi header
+ */
+static ssize_t wil_write_file_wmi(struct file *file, const char __user *buf,
+				  size_t len, loff_t *ppos)
+{
+	struct wil6210_priv *wil = file->private_data;
+	struct wil6210_mbox_hdr_wmi *wmi;
+	void *cmd;
+	int cmdlen = len - sizeof(struct wil6210_mbox_hdr_wmi);
+	u16 cmdid;
+	int rc, rc1;
+
+	if (cmdlen <= 0)
+		return -EINVAL;
+
+	wmi = kmalloc(len, GFP_KERNEL);
+	if (!wmi)
+		return -ENOMEM;
+
+	rc = simple_write_to_buffer(wmi, len, ppos, buf, len);
+	if (rc < 0)
+		return rc;
+
+	cmd = &wmi[1];
+	cmdid = le16_to_cpu(wmi->id);
+
+	rc1 = wmi_send(wil, cmdid, cmd, cmdlen);
+	kfree(wmi);
+
+	wil_info(wil, "%s(0x%04x[%d]) -> %d\n", __func__, cmdid, cmdlen, rc1);
+
+	return rc;
+}
+
+static const struct file_operations fops_wmi = {
+	.write = wil_write_file_wmi,
+	.open  = simple_open,
+};
 
 static void wil_seq_hexdump(struct seq_file *s, void *p, int len,
 			    const char *prefix)
@@ -600,8 +759,8 @@ static int wil_temp_debugfs_show(struct seq_file *s, void *data)
 		return 0;
 	}
 
-	print_temp(s, "MAC temperature   :", t_m);
-	print_temp(s, "Radio temperature :", t_r);
+	print_temp(s, "T_mac   =", t_m);
+	print_temp(s, "T_radio =", t_r);
 
 	return 0;
 }
@@ -618,6 +777,130 @@ static const struct file_operations fops_temp = {
 	.llseek		= seq_lseek,
 };
 
+/*---------freq------------*/
+static int wil_freq_debugfs_show(struct seq_file *s, void *data)
+{
+	struct wil6210_priv *wil = s->private;
+	struct wireless_dev *wdev = wil_to_wdev(wil);
+	u16 freq = wdev->chandef.chan ? wdev->chandef.chan->center_freq : 0;
+
+	seq_printf(s, "Freq = %d\n", freq);
+
+	return 0;
+}
+
+static int wil_freq_seq_open(struct inode *inode, struct file *file)
+{
+	return single_open(file, wil_freq_debugfs_show, inode->i_private);
+}
+
+static const struct file_operations fops_freq = {
+	.open		= wil_freq_seq_open,
+	.release	= single_release,
+	.read		= seq_read,
+	.llseek		= seq_lseek,
+};
+
+/*---------link------------*/
+static int wil_link_debugfs_show(struct seq_file *s, void *data)
+{
+	struct wil6210_priv *wil = s->private;
+	struct station_info sinfo;
+	int i, rc;
+
+	for (i = 0; i < ARRAY_SIZE(wil->sta); i++) {
+		struct wil_sta_info *p = &wil->sta[i];
+		char *status = "unknown";
+		switch (p->status) {
+		case wil_sta_unused:
+			status = "unused   ";
+			break;
+		case wil_sta_conn_pending:
+			status = "pending  ";
+			break;
+		case wil_sta_connected:
+			status = "connected";
+			break;
+		}
+		seq_printf(s, "[%d] %pM %s%s\n", i, p->addr, status,
+			   (p->data_port_open ? " data_port_open" : ""));
+
+		if (p->status == wil_sta_connected) {
+			rc = wil_cid_fill_sinfo(wil, i, &sinfo);
+			if (rc)
+				return rc;
+
+			seq_printf(s, "  Tx_mcs = %d\n", sinfo.txrate.mcs);
+			seq_printf(s, "  Rx_mcs = %d\n", sinfo.rxrate.mcs);
+			seq_printf(s, "  SQ     = %d\n", sinfo.signal);
+		}
+	}
+
+	return 0;
+}
+
+static int wil_link_seq_open(struct inode *inode, struct file *file)
+{
+	return single_open(file, wil_link_debugfs_show, inode->i_private);
+}
+
+static const struct file_operations fops_link = {
+	.open		= wil_link_seq_open,
+	.release	= single_release,
+	.read		= seq_read,
+	.llseek		= seq_lseek,
+};
+
+/*---------info------------*/
+static int wil_info_debugfs_show(struct seq_file *s, void *data)
+{
+	struct wil6210_priv *wil = s->private;
+	struct net_device *ndev = wil_to_ndev(wil);
+	int is_ac = power_supply_is_system_supplied();
+	int rx = atomic_xchg(&wil->isr_count_rx, 0);
+	int tx = atomic_xchg(&wil->isr_count_tx, 0);
+	static ulong rxf_old, txf_old;
+	ulong rxf = ndev->stats.rx_packets;
+	ulong txf = ndev->stats.tx_packets;
+	unsigned int i;
+
+	/* >0 : AC; 0 : battery; <0 : error */
+	seq_printf(s, "AC powered : %d\n", is_ac);
+	seq_printf(s, "Rx irqs:packets : %8d : %8ld\n", rx, rxf - rxf_old);
+	seq_printf(s, "Tx irqs:packets : %8d : %8ld\n", tx, txf - txf_old);
+	rxf_old = rxf;
+	txf_old = txf;
+
+
+#define CHECK_QSTATE(x) (state & BIT(__QUEUE_STATE_ ## x)) ? \
+	" " __stringify(x) : ""
+
+	for (i = 0; i < ndev->num_tx_queues; i++) {
+		struct netdev_queue *txq = netdev_get_tx_queue(ndev, i);
+		unsigned long state = txq->state;
+
+		seq_printf(s, "Tx queue[%i] state : 0x%lx%s%s%s\n", i, state,
+			   CHECK_QSTATE(DRV_XOFF),
+			   CHECK_QSTATE(STACK_XOFF),
+			   CHECK_QSTATE(FROZEN)
+			  );
+	}
+#undef CHECK_QSTATE
+	return 0;
+}
+
+static int wil_info_seq_open(struct inode *inode, struct file *file)
+{
+	return single_open(file, wil_info_debugfs_show, inode->i_private);
+}
+
+static const struct file_operations fops_info = {
+	.open		= wil_info_seq_open,
+	.release	= single_release,
+	.read		= seq_read,
+	.llseek		= seq_lseek,
+};
+
 /*---------Station matrix------------*/
 static void wil_print_rxtid(struct seq_file *s, struct wil_tid_ampdu_rx *r)
 {
@@ -630,7 +913,7 @@ static void wil_print_rxtid(struct seq_file *s, struct wil_tid_ampdu_rx *r)
 		else
 			seq_printf(s, "%c", r->reorder_buf[i] ? '*' : '_');
 	}
-	seq_puts(s, "]\n");
+	seq_printf(s, "] last drop 0x%03x\n", r->ssn_last_drop);
 }
 
 static int wil_sta_debugfs_show(struct seq_file *s, void *data)
@@ -682,6 +965,26 @@ static const struct file_operations fops_sta = {
 };
 
 /*----------------*/
+static void wil6210_debugfs_init_blobs(struct wil6210_priv *wil,
+				       struct dentry *dbg)
+{
+	int i;
+	char name[32];
+
+	for (i = 0; i < ARRAY_SIZE(fw_mapping); i++) {
+		struct debugfs_blob_wrapper *blob = &wil->blobs[i];
+		const struct fw_map *map = &fw_mapping[i];
+
+		if (!map->name)
+			continue;
+
+		blob->data = (void * __force)wil->csr + HOSTADDR(map->host);
+		blob->size = map->to - map->from;
+		snprintf(name, sizeof(name), "blob_%s", map->name);
+		wil_debugfs_create_ioblob(name, S_IRUGO, dbg, blob);
+	}
+}
+
 int wil6210_debugfs_init(struct wil6210_priv *wil)
 {
 	struct dentry *dbg = wil->debug = debugfs_create_dir(WIL_NAME,
@@ -703,6 +1006,10 @@ int wil6210_debugfs_init(struct wil6210_priv *wil)
 	debugfs_create_file("ssid", S_IRUGO | S_IWUSR, dbg, wil, &fops_ssid);
 	debugfs_create_u32("secure_pcp", S_IRUGO | S_IWUSR, dbg,
 			   &wil->secure_pcp);
+	wil_debugfs_create_ulong("status", S_IRUGO | S_IWUSR, dbg,
+				 &wil->status);
+	debugfs_create_u32("fw_version", S_IRUGO, dbg, &wil->fw_version);
+	debugfs_create_x32("hw_version", S_IRUGO, dbg, &wil->hw_version);
 
 	wil6210_debugfs_create_ISR(wil, "USER_ICR", dbg,
 				   HOSTADDR(RGF_USER_USER_ICR));
@@ -715,40 +1022,22 @@ int wil6210_debugfs_init(struct wil6210_priv *wil)
 	wil6210_debugfs_create_pseudo_ISR(wil, dbg);
 	wil6210_debugfs_create_ITR_CNT(wil, dbg);
 
+	wil_debugfs_create_iomem_x32("RGF_USER_USAGE_1", S_IRUGO, dbg,
+				     wil->csr +
+				     HOSTADDR(RGF_USER_USAGE_1));
 	debugfs_create_u32("mem_addr", S_IRUGO | S_IWUSR, dbg, &mem_addr);
 	debugfs_create_file("mem_val", S_IRUGO, dbg, wil, &fops_memread);
 
 	debugfs_create_file("reset", S_IWUSR, dbg, wil, &fops_reset);
+	debugfs_create_file("rxon", S_IWUSR, dbg, wil, &fops_rxon);
+	debugfs_create_file("tx_mgmt", S_IWUSR, dbg, wil, &fops_txmgmt);
+	debugfs_create_file("wmi_send", S_IWUSR, dbg, wil, &fops_wmi);
 	debugfs_create_file("temp", S_IRUGO, dbg, wil, &fops_temp);
+	debugfs_create_file("freq", S_IRUGO, dbg, wil, &fops_freq);
+	debugfs_create_file("link", S_IRUGO, dbg, wil, &fops_link);
+	debugfs_create_file("info", S_IRUGO, dbg, wil, &fops_info);
 
-	wil->rgf_blob.data = (void * __force)wil->csr + 0;
-	wil->rgf_blob.size = 0xa000;
-	wil_debugfs_create_ioblob("blob_rgf", S_IRUGO, dbg, &wil->rgf_blob);
-
-	wil->fw_code_blob.data = (void * __force)wil->csr + 0x40000;
-	wil->fw_code_blob.size = 0x40000;
-	wil_debugfs_create_ioblob("blob_fw_code", S_IRUGO, dbg,
-				  &wil->fw_code_blob);
-
-	wil->fw_data_blob.data = (void * __force)wil->csr + 0x80000;
-	wil->fw_data_blob.size = 0x8000;
-	wil_debugfs_create_ioblob("blob_fw_data", S_IRUGO, dbg,
-				  &wil->fw_data_blob);
-
-	wil->fw_peri_blob.data = (void * __force)wil->csr + 0x88000;
-	wil->fw_peri_blob.size = 0x18000;
-	wil_debugfs_create_ioblob("blob_fw_peri", S_IRUGO, dbg,
-				  &wil->fw_peri_blob);
-
-	wil->uc_code_blob.data = (void * __force)wil->csr + 0xa0000;
-	wil->uc_code_blob.size = 0x10000;
-	wil_debugfs_create_ioblob("blob_uc_code", S_IRUGO, dbg,
-				  &wil->uc_code_blob);
-
-	wil->uc_data_blob.data = (void * __force)wil->csr + 0xb0000;
-	wil->uc_data_blob.size = 0x4000;
-	wil_debugfs_create_ioblob("blob_uc_data", S_IRUGO, dbg,
-				  &wil->uc_data_blob);
+	wil6210_debugfs_init_blobs(wil, dbg);
 
 	return 0;
 }