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path: root/drivers/net/wireless/ath/wil6210/debugfs.c
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Diffstat (limited to 'drivers/net/wireless/ath/wil6210/debugfs.c')
-rw-r--r--drivers/net/wireless/ath/wil6210/debugfs.c238
1 files changed, 146 insertions, 92 deletions
diff --git a/drivers/net/wireless/ath/wil6210/debugfs.c b/drivers/net/wireless/ath/wil6210/debugfs.c
index df2adff6c33a..74834131cf7c 100644
--- a/drivers/net/wireless/ath/wil6210/debugfs.c
+++ b/drivers/net/wireless/ath/wil6210/debugfs.c
@@ -63,7 +63,9 @@ static void wil_print_desc_edma(struct seq_file *s, struct wil6210_priv *wil,
&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;
+ if (wil->rx_buff_mgmt.buff_arr &&
+ wil_val_in_range(buff_id, 0, wil->rx_buff_mgmt.size))
+ 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 =
@@ -71,9 +73,9 @@ static void wil_print_desc_edma(struct seq_file *s, struct wil6210_priv *wil,
&ring->va[idx].tx.enhanced;
num_of_descs = (u8)d->mac.d[2];
- has_skb = ring->ctx[idx].skb;
+ has_skb = ring->ctx && ring->ctx[idx].skb;
if (num_of_descs >= 1)
- seq_printf(s, "%c", ring->ctx[idx].skb ? _h : _s);
+ seq_printf(s, "%c", has_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);
@@ -84,7 +86,7 @@ static void wil_print_ring(struct seq_file *s, struct wil6210_priv *wil,
const char *name, struct wil_ring *ring,
char _s, char _h)
{
- void __iomem *x = wmi_addr(wil, ring->hwtail);
+ void __iomem *x;
u32 v;
seq_printf(s, "RING %s = {\n", name);
@@ -96,7 +98,21 @@ static void wil_print_ring(struct seq_file *s, struct wil6210_priv *wil,
else
seq_printf(s, " swtail = %d\n", ring->swtail);
seq_printf(s, " swhead = %d\n", ring->swhead);
+ if (wil->use_enhanced_dma_hw) {
+ int ring_id = ring->is_rx ?
+ WIL_RX_DESC_RING_ID : ring - wil->ring_tx;
+ /* SUBQ_CONS is a table of 32 entries, one for each Q pair.
+ * lower 16bits are for even ring_id and upper 16bits are for
+ * odd ring_id
+ */
+ x = wmi_addr(wil, RGF_DMA_SCM_SUBQ_CONS + 4 * (ring_id / 2));
+ v = readl_relaxed(x);
+
+ v = (ring_id % 2 ? (v >> 16) : (v & 0xffff));
+ seq_printf(s, " hwhead = %u\n", v);
+ }
seq_printf(s, " hwtail = [0x%08x] -> ", ring->hwtail);
+ x = wmi_addr(wil, ring->hwtail);
if (x) {
v = readl(x);
seq_printf(s, "0x%08x = %d\n", v, v);
@@ -162,7 +178,7 @@ static int ring_show(struct seq_file *s, void *data)
snprintf(name, sizeof(name), "tx_%2d", i);
- if (cid < max_assoc_sta)
+ if (cid < wil->max_assoc_sta)
seq_printf(s,
"\n%pM CID %d TID %d 1x%s BACK([%u] %u TU A%s) [%3d|%3d] idle %s\n",
wil->sta[cid].addr, cid, tid,
@@ -188,7 +204,7 @@ DEFINE_SHOW_ATTRIBUTE(ring);
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);
+ void __iomem *x;
int sring_idx = sring - wil->srings;
u32 v;
@@ -199,7 +215,19 @@ static void wil_print_sring(struct seq_file *s, struct wil6210_priv *wil,
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);
+ if (wil->use_enhanced_dma_hw) {
+ /* COMPQ_PROD is a table of 32 entries, one for each Q pair.
+ * lower 16bits are for even ring_id and upper 16bits are for
+ * odd ring_id
+ */
+ x = wmi_addr(wil, RGF_DMA_SCM_COMPQ_PROD + 4 * (sring_idx / 2));
+ v = readl_relaxed(x);
+
+ v = (sring_idx % 2 ? (v >> 16) : (v & 0xffff));
+ seq_printf(s, " hwhead = %u\n", v);
+ }
seq_printf(s, " hwtail = [0x%08x] -> ", sring->hwtail);
+ x = wmi_addr(wil, sring->hwtail);
if (x) {
v = readl_relaxed(x);
seq_printf(s, "0x%08x = %d\n", v, v);
@@ -394,25 +422,18 @@ static int wil_debugfs_iomem_x32_get(void *data, u64 *val)
DEFINE_DEBUGFS_ATTRIBUTE(fops_iomem_x32, wil_debugfs_iomem_x32_get,
wil_debugfs_iomem_x32_set, "0x%08llx\n");
-static struct dentry *wil_debugfs_create_iomem_x32(const char *name,
- umode_t mode,
- struct dentry *parent,
- void *value,
- struct wil6210_priv *wil)
+static void wil_debugfs_create_iomem_x32(const char *name, umode_t mode,
+ struct dentry *parent, void *value,
+ struct wil6210_priv *wil)
{
- struct dentry *file;
struct wil_debugfs_iomem_data *data = &wil->dbg_data.data_arr[
wil->dbg_data.iomem_data_count];
data->wil = wil;
data->offset = value;
- file = debugfs_create_file_unsafe(name, mode, parent, data,
- &fops_iomem_x32);
- if (!IS_ERR_OR_NULL(file))
- wil->dbg_data.iomem_data_count++;
-
- return file;
+ debugfs_create_file_unsafe(name, mode, parent, data, &fops_iomem_x32);
+ wil->dbg_data.iomem_data_count++;
}
static int wil_debugfs_ulong_set(void *data, u64 val)
@@ -430,14 +451,6 @@ static int wil_debugfs_ulong_get(void *data, u64 *val)
DEFINE_DEBUGFS_ATTRIBUTE(wil_fops_ulong, wil_debugfs_ulong_get,
wil_debugfs_ulong_set, "0x%llx\n");
-static struct dentry *wil_debugfs_create_ulong(const char *name, umode_t mode,
- struct dentry *parent,
- ulong *value)
-{
- return debugfs_create_file_unsafe(name, mode, parent, value,
- &wil_fops_ulong);
-}
-
/**
* wil6210_debugfs_init_offset - create set of debugfs files
* @wil - driver's context, used for printing
@@ -454,37 +467,30 @@ static void wil6210_debugfs_init_offset(struct wil6210_priv *wil,
int i;
for (i = 0; tbl[i].name; i++) {
- struct dentry *f;
-
switch (tbl[i].type) {
case doff_u32:
- f = debugfs_create_u32(tbl[i].name, tbl[i].mode, dbg,
- base + tbl[i].off);
+ debugfs_create_u32(tbl[i].name, tbl[i].mode, dbg,
+ base + tbl[i].off);
break;
case doff_x32:
- f = debugfs_create_x32(tbl[i].name, tbl[i].mode, dbg,
- base + tbl[i].off);
+ debugfs_create_x32(tbl[i].name, tbl[i].mode, dbg,
+ base + tbl[i].off);
break;
case doff_ulong:
- f = wil_debugfs_create_ulong(tbl[i].name, tbl[i].mode,
- dbg, base + tbl[i].off);
+ debugfs_create_file_unsafe(tbl[i].name, tbl[i].mode,
+ dbg, base + tbl[i].off,
+ &wil_fops_ulong);
break;
case doff_io32:
- f = wil_debugfs_create_iomem_x32(tbl[i].name,
- tbl[i].mode, dbg,
- base + tbl[i].off,
- wil);
+ wil_debugfs_create_iomem_x32(tbl[i].name, tbl[i].mode,
+ dbg, base + tbl[i].off,
+ wil);
break;
case doff_u8:
- f = debugfs_create_u8(tbl[i].name, tbl[i].mode, dbg,
- base + tbl[i].off);
+ debugfs_create_u8(tbl[i].name, tbl[i].mode, dbg,
+ base + tbl[i].off);
break;
- default:
- f = ERR_PTR(-EINVAL);
}
- if (IS_ERR_OR_NULL(f))
- wil_err(wil, "Create file \"%s\": err %ld\n",
- tbl[i].name, PTR_ERR(f));
}
}
@@ -499,19 +505,14 @@ static const struct dbg_off isr_off[] = {
{},
};
-static int wil6210_debugfs_create_ISR(struct wil6210_priv *wil,
- const char *name,
- struct dentry *parent, u32 off)
+static void wil6210_debugfs_create_ISR(struct wil6210_priv *wil,
+ const char *name, struct dentry *parent,
+ u32 off)
{
struct dentry *d = debugfs_create_dir(name, parent);
- if (IS_ERR_OR_NULL(d))
- return -ENODEV;
-
wil6210_debugfs_init_offset(wil, d, (void * __force)wil->csr + off,
isr_off);
-
- return 0;
}
static const struct dbg_off pseudo_isr_off[] = {
@@ -521,18 +522,13 @@ static const struct dbg_off pseudo_isr_off[] = {
{},
};
-static int wil6210_debugfs_create_pseudo_ISR(struct wil6210_priv *wil,
- struct dentry *parent)
+static void wil6210_debugfs_create_pseudo_ISR(struct wil6210_priv *wil,
+ struct dentry *parent)
{
struct dentry *d = debugfs_create_dir("PSEUDO_ISR", parent);
- if (IS_ERR_OR_NULL(d))
- return -ENODEV;
-
wil6210_debugfs_init_offset(wil, d, (void * __force)wil->csr,
pseudo_isr_off);
-
- return 0;
}
static const struct dbg_off lgc_itr_cnt_off[] = {
@@ -580,13 +576,9 @@ static int wil6210_debugfs_create_ITR_CNT(struct wil6210_priv *wil,
struct dentry *d, *dtx, *drx;
d = debugfs_create_dir("ITR_CNT", parent);
- if (IS_ERR_OR_NULL(d))
- return -ENODEV;
dtx = debugfs_create_dir("TX", d);
drx = debugfs_create_dir("RX", d);
- if (IS_ERR_OR_NULL(dtx) || IS_ERR_OR_NULL(drx))
- return -ENODEV;
wil6210_debugfs_init_offset(wil, d, (void * __force)wil->csr,
lgc_itr_cnt_off);
@@ -749,6 +741,44 @@ static const struct file_operations fops_rxon = {
.open = simple_open,
};
+static ssize_t wil_write_file_rbufcap(struct file *file,
+ const char __user *buf,
+ size_t count, loff_t *ppos)
+{
+ struct wil6210_priv *wil = file->private_data;
+ int val;
+ int rc;
+
+ rc = kstrtoint_from_user(buf, count, 0, &val);
+ if (rc) {
+ wil_err(wil, "Invalid argument\n");
+ return rc;
+ }
+ /* input value: negative to disable, 0 to use system default,
+ * 1..ring size to set descriptor threshold
+ */
+ wil_info(wil, "%s RBUFCAP, descriptors threshold - %d\n",
+ val < 0 ? "Disabling" : "Enabling", val);
+
+ if (!wil->ring_rx.va || val > wil->ring_rx.size) {
+ wil_err(wil, "Invalid descriptors threshold, %d\n", val);
+ return -EINVAL;
+ }
+
+ rc = wmi_rbufcap_cfg(wil, val < 0 ? 0 : 1, val < 0 ? 0 : val);
+ if (rc) {
+ wil_err(wil, "RBUFCAP config failed: %d\n", rc);
+ return rc;
+ }
+
+ return count;
+}
+
+static const struct file_operations fops_rbufcap = {
+ .write = wil_write_file_rbufcap,
+ .open = simple_open,
+};
+
/* block ack control, write:
* - "add <ringid> <agg_size> <timeout>" to trigger ADDBA
* - "del_tx <ringid> <reason>" to trigger DELBA for Tx side
@@ -811,7 +841,7 @@ static ssize_t wil_write_back(struct file *file, const char __user *buf,
"BACK: del_rx require at least 2 params\n");
return -EINVAL;
}
- if (p1 < 0 || p1 >= max_assoc_sta) {
+ if (p1 < 0 || p1 >= wil->max_assoc_sta) {
wil_err(wil, "BACK: invalid CID %d\n", p1);
return -EINVAL;
}
@@ -910,9 +940,8 @@ static ssize_t wil_read_pmccfg(struct file *file, char __user *user_buf,
" - \"alloc <num descriptors> <descriptor_size>\" to allocate pmc\n"
" - \"free\" to free memory allocated for pmc\n";
- sprintf(text, "Last command status: %d\n\n%s",
- wil_pmc_last_cmd_status(wil),
- help);
+ snprintf(text, sizeof(text), "Last command status: %d\n\n%s",
+ wil_pmc_last_cmd_status(wil), help);
return simple_read_from_buffer(user_buf, count, ppos, text,
strlen(text) + 1);
@@ -1091,19 +1120,18 @@ static int txdesc_show(struct seq_file *s, void *data)
if (wil->use_enhanced_dma_hw) {
if (tx) {
- skb = ring->ctx[txdesc_idx].skb;
- } else {
+ skb = ring->ctx ? ring->ctx[txdesc_idx].skb : NULL;
+ } else if (wil->rx_buff_mgmt.buff_arr) {
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)) {
+ 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;
+ else
+ skb = wil->rx_buff_mgmt.buff_arr[buff_id].skb;
}
} else {
skb = ring->ctx[txdesc_idx].skb;
@@ -1136,7 +1164,7 @@ static int status_msg_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;
+ bool tx;
u32 status_msg_idx = dbg_status_msg_index;
u32 *u;
@@ -1146,6 +1174,7 @@ static int status_msg_show(struct seq_file *s, void *data)
}
sring = &wil->srings[sring_idx];
+ tx = !sring->is_rx;
if (!sring->va) {
seq_printf(s, "No %cX status ring\n", tx ? 'T' : 'R');
@@ -1262,14 +1291,14 @@ static int bf_show(struct seq_file *s, void *data)
memset(&reply, 0, sizeof(reply));
- for (i = 0; i < max_assoc_sta; i++) {
+ for (i = 0; i < wil->max_assoc_sta; i++) {
u32 status;
cmd.cid = i;
rc = wmi_call(wil, WMI_NOTIFY_REQ_CMDID, vif->mid,
&cmd, sizeof(cmd),
WMI_NOTIFY_REQ_DONE_EVENTID, &reply,
- sizeof(reply), 20);
+ sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS);
/* if reply is all-0, ignore this CID */
if (rc || is_all_zeros(&reply.evt, sizeof(reply.evt)))
continue;
@@ -1307,7 +1336,7 @@ static void print_temp(struct seq_file *s, const char *prefix, s32 t)
{
switch (t) {
case 0:
- case ~(u32)0:
+ case WMI_INVALID_TEMPERATURE:
seq_printf(s, "%s N/A\n", prefix);
break;
default:
@@ -1320,17 +1349,41 @@ static void print_temp(struct seq_file *s, const char *prefix, s32 t)
static int temp_show(struct seq_file *s, void *data)
{
struct wil6210_priv *wil = s->private;
- s32 t_m, t_r;
- int rc = wmi_get_temperature(wil, &t_m, &t_r);
+ int rc, i;
- if (rc) {
- seq_puts(s, "Failed\n");
- return 0;
- }
+ if (test_bit(WMI_FW_CAPABILITY_TEMPERATURE_ALL_RF,
+ wil->fw_capabilities)) {
+ struct wmi_temp_sense_all_done_event sense_all_evt;
- print_temp(s, "T_mac =", t_m);
- print_temp(s, "T_radio =", t_r);
+ wil_dbg_misc(wil,
+ "WMI_FW_CAPABILITY_TEMPERATURE_ALL_RF is supported");
+ rc = wmi_get_all_temperatures(wil, &sense_all_evt);
+ if (rc) {
+ seq_puts(s, "Failed\n");
+ return 0;
+ }
+ print_temp(s, "T_mac =",
+ le32_to_cpu(sense_all_evt.baseband_t1000));
+ seq_printf(s, "Connected RFs [0x%08x]\n",
+ sense_all_evt.rf_bitmap);
+ for (i = 0; i < WMI_MAX_XIF_PORTS_NUM; i++) {
+ seq_printf(s, "RF[%d] = ", i);
+ print_temp(s, "",
+ le32_to_cpu(sense_all_evt.rf_t1000[i]));
+ }
+ } else {
+ s32 t_m, t_r;
+ wil_dbg_misc(wil,
+ "WMI_FW_CAPABILITY_TEMPERATURE_ALL_RF is not supported");
+ rc = wmi_get_temperature(wil, &t_m, &t_r);
+ if (rc) {
+ seq_puts(s, "Failed\n");
+ return 0;
+ }
+ print_temp(s, "T_mac =", t_m);
+ print_temp(s, "T_radio =", t_r);
+ }
return 0;
}
DEFINE_SHOW_ATTRIBUTE(temp);
@@ -1359,7 +1412,7 @@ static int link_show(struct seq_file *s, void *data)
if (!sinfo)
return -ENOMEM;
- for (i = 0; i < max_assoc_sta; i++) {
+ for (i = 0; i < wil->max_assoc_sta; i++) {
struct wil_sta_info *p = &wil->sta[i];
char *status = "unknown";
struct wil6210_vif *vif;
@@ -1561,7 +1614,7 @@ __acquires(&p->tid_rx_lock) __releases(&p->tid_rx_lock)
struct wil6210_priv *wil = s->private;
int i, tid, mcs;
- for (i = 0; i < max_assoc_sta; i++) {
+ for (i = 0; i < wil->max_assoc_sta; i++) {
struct wil_sta_info *p = &wil->sta[i];
char *status = "unknown";
u8 aid = 0;
@@ -1670,7 +1723,7 @@ __acquires(&p->tid_rx_lock) __releases(&p->tid_rx_lock)
struct wil6210_priv *wil = s->private;
int i, bin;
- for (i = 0; i < max_assoc_sta; i++) {
+ for (i = 0; i < wil->max_assoc_sta; i++) {
struct wil_sta_info *p = &wil->sta[i];
char *status = "unknown";
u8 aid = 0;
@@ -1759,7 +1812,7 @@ static ssize_t wil_tx_latency_write(struct file *file, const char __user *buf,
size_t sz = sizeof(u64) * WIL_NUM_LATENCY_BINS;
wil->tx_latency_res = val;
- for (i = 0; i < max_assoc_sta; i++) {
+ for (i = 0; i < wil->max_assoc_sta; i++) {
struct wil_sta_info *sta = &wil->sta[i];
kfree(sta->tx_latency_bins);
@@ -1844,7 +1897,7 @@ static void wil_link_stats_debugfs_show_vif(struct wil6210_vif *vif,
}
seq_printf(s, "TSF %lld\n", vif->fw_stats_tsf);
- for (i = 0; i < max_assoc_sta; i++) {
+ for (i = 0; i < wil->max_assoc_sta; i++) {
if (wil->sta[i].status == wil_sta_unused)
continue;
if (wil->sta[i].mid != vif->mid)
@@ -2336,6 +2389,7 @@ static const struct {
{"tx_latency", 0644, &fops_tx_latency},
{"link_stats", 0644, &fops_link_stats},
{"link_stats_global", 0644, &fops_link_stats_global},
+ {"rbufcap", 0244, &fops_rbufcap},
};
static void wil6210_debugfs_init_files(struct wil6210_priv *wil,
@@ -2460,7 +2514,7 @@ void wil6210_debugfs_remove(struct wil6210_priv *wil)
wil->debug = NULL;
kfree(wil->dbg_data.data_arr);
- for (i = 0; i < max_assoc_sta; i++)
+ for (i = 0; i < wil->max_assoc_sta; i++)
kfree(wil->sta[i].tx_latency_bins);
/* free pmc memory without sending command to fw, as it will