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qcacmn: Implement WMI/Credit History log print APIs

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Create output agnostic log print APIs for WMI and Credit History to
enhance the debugging experience.

Change-Id: Ie89a9cb3b54c373ac2610d62003e940da17696d8
CRs-Fixed: 2028762
This commit is contained in:
Dustin Brown
2017-04-03 17:00:07 -07:00
committed by Sandeep Puligilla
parent f6a996c3f5
commit f24bf9b6f7
1 changed files with 184 additions and 2 deletions
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186
wmi_unified.c
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@@ -342,30 +342,35 @@ static QDF_STATUS wmi_log_init(struct wmi_unified *wmi_handle)
cmd_log_buf->buf_tail_idx = 0;
cmd_log_buf->buf = wmi_command_log_buffer;
cmd_log_buf->p_buf_tail_idx = &g_wmi_command_buf_idx;
cmd_log_buf->size = WMI_EVENT_DEBUG_MAX_ENTRY;
/* WMI commands TX completed */
cmd_tx_cmpl_log_buf->length = 0;
cmd_tx_cmpl_log_buf->buf_tail_idx = 0;
cmd_tx_cmpl_log_buf->buf = wmi_command_tx_cmp_log_buffer;
cmd_tx_cmpl_log_buf->p_buf_tail_idx = &g_wmi_command_tx_cmp_buf_idx;
cmd_tx_cmpl_log_buf->size = WMI_EVENT_DEBUG_MAX_ENTRY;
/* WMI events when processed */
event_log_buf->length = 0;
event_log_buf->buf_tail_idx = 0;
event_log_buf->buf = wmi_event_log_buffer;
event_log_buf->p_buf_tail_idx = &g_wmi_event_buf_idx;
event_log_buf->size = WMI_EVENT_DEBUG_MAX_ENTRY;
/* WMI events when queued */
rx_event_log_buf->length = 0;
rx_event_log_buf->buf_tail_idx = 0;
rx_event_log_buf->buf = wmi_rx_event_log_buffer;
rx_event_log_buf->p_buf_tail_idx = &g_wmi_rx_event_buf_idx;
rx_event_log_buf->size = WMI_EVENT_DEBUG_MAX_ENTRY;
/* WMI Management commands */
mgmt_cmd_log_buf->length = 0;
mgmt_cmd_log_buf->buf_tail_idx = 0;
mgmt_cmd_log_buf->buf = wmi_mgmt_command_log_buffer;
mgmt_cmd_log_buf->p_buf_tail_idx = &g_wmi_mgmt_command_buf_idx;
mgmt_cmd_log_buf->size = WMI_MGMT_EVENT_DEBUG_MAX_ENTRY;
/* WMI Management commands Tx completed*/
mgmt_cmd_tx_cmp_log_buf->length = 0;
@@ -373,12 +378,14 @@ static QDF_STATUS wmi_log_init(struct wmi_unified *wmi_handle)
mgmt_cmd_tx_cmp_log_buf->buf = wmi_mgmt_command_tx_cmp_log_buffer;
mgmt_cmd_tx_cmp_log_buf->p_buf_tail_idx =
&g_wmi_mgmt_command_tx_cmp_buf_idx;
mgmt_cmd_tx_cmp_log_buf->size = WMI_MGMT_EVENT_DEBUG_MAX_ENTRY;
/* WMI Management events when processed*/
mgmt_event_log_buf->length = 0;
mgmt_event_log_buf->buf_tail_idx = 0;
mgmt_event_log_buf->buf = wmi_mgmt_event_log_buffer;
mgmt_event_log_buf->p_buf_tail_idx = &g_wmi_mgmt_event_buf_idx;
mgmt_event_log_buf->size = WMI_MGMT_EVENT_DEBUG_MAX_ENTRY;
qdf_spinlock_create(&wmi_handle->log_info.wmi_record_lock);
wmi_handle->log_info.wmi_logging_enable = 1;
@@ -412,6 +419,7 @@ static QDF_STATUS wmi_log_init(struct wmi_unified *wmi_handle)
cmd_log_buf->buf_tail_idx = 0;
cmd_log_buf->buf = (struct wmi_command_debug *) qdf_mem_malloc(
wmi_log_max_entry * sizeof(struct wmi_command_debug));
cmd_log_buf->size = wmi_log_max_entry;
if (!cmd_log_buf->buf) {
qdf_print("no memory for WMI command log buffer..\n");
@@ -424,6 +432,7 @@ static QDF_STATUS wmi_log_init(struct wmi_unified *wmi_handle)
cmd_tx_cmpl_log_buf->buf_tail_idx = 0;
cmd_tx_cmpl_log_buf->buf = (struct wmi_command_debug *) qdf_mem_malloc(
wmi_log_max_entry * sizeof(struct wmi_command_debug));
cmd_tx_cmpl_log_buf->size = wmi_log_max_entry;
if (!cmd_tx_cmpl_log_buf->buf) {
qdf_print("no memory for WMI Command Tx Complete log buffer..\n");
@@ -437,6 +446,7 @@ static QDF_STATUS wmi_log_init(struct wmi_unified *wmi_handle)
event_log_buf->buf_tail_idx = 0;
event_log_buf->buf = (struct wmi_event_debug *) qdf_mem_malloc(
wmi_log_max_entry * sizeof(struct wmi_event_debug));
event_log_buf->size = wmi_log_max_entry;
if (!event_log_buf->buf) {
qdf_print("no memory for WMI Event log buffer..\n");
@@ -449,6 +459,7 @@ static QDF_STATUS wmi_log_init(struct wmi_unified *wmi_handle)
rx_event_log_buf->buf_tail_idx = 0;
rx_event_log_buf->buf = (struct wmi_event_debug *) qdf_mem_malloc(
wmi_log_max_entry * sizeof(struct wmi_event_debug));
rx_event_log_buf->size = wmi_log_max_entry;
if (!rx_event_log_buf->buf) {
qdf_print("no memory for WMI Event Rx log buffer..\n");
@@ -460,8 +471,8 @@ static QDF_STATUS wmi_log_init(struct wmi_unified *wmi_handle)
mgmt_cmd_log_buf->length = 0;
mgmt_cmd_log_buf->buf_tail_idx = 0;
mgmt_cmd_log_buf->buf = (struct wmi_command_debug *) qdf_mem_malloc(
wmi_mgmt_log_max_entry *
sizeof(struct wmi_command_debug));
wmi_mgmt_log_max_entry * sizeof(struct wmi_command_debug));
mgmt_cmd_log_buf->size = wmi_mgmt_log_max_entry;
if (!mgmt_cmd_log_buf->buf) {
qdf_print("no memory for WMI Management Command log buffer..\n");
@@ -476,6 +487,7 @@ static QDF_STATUS wmi_log_init(struct wmi_unified *wmi_handle)
qdf_mem_malloc(
wmi_mgmt_log_max_entry *
sizeof(struct wmi_command_debug));
mgmt_cmd_tx_cmp_log_buf->size = wmi_mgmt_log_max_entry;
if (!mgmt_cmd_tx_cmp_log_buf->buf) {
qdf_print("no memory for WMI Management Command Tx complete log buffer..\n");
@@ -491,6 +503,7 @@ static QDF_STATUS wmi_log_init(struct wmi_unified *wmi_handle)
mgmt_event_log_buf->buf = (struct wmi_event_debug *) qdf_mem_malloc(
wmi_mgmt_log_max_entry *
sizeof(struct wmi_event_debug));
mgmt_event_log_buf->size = wmi_mgmt_log_max_entry;
if (!mgmt_event_log_buf->buf) {
qdf_print("no memory for WMI Management Event log buffer..\n");
@@ -544,6 +557,175 @@ static inline void wmi_log_buffer_free(struct wmi_unified *wmi_handle)
}
#endif
/**
* wmi_print_cmd_log_buffer() - an output agnostic wmi command log printer
* @log_buffer: the command log buffer metadata of the buffer to print
* @count: the maximum number of entries to print
* @print: an abstract print method, e.g. a qdf_print() or seq_printf() wrapper
* @print_priv: any data required by the print method, e.g. a file handle
*
* Return: None
*/
static void
wmi_print_cmd_log_buffer(struct wmi_log_buf_t *log_buffer, uint32_t count,
qdf_abstract_print *print, void *print_priv)
{
static const int data_len =
WMI_EVENT_DEBUG_ENTRY_MAX_LENGTH / sizeof(uint32_t);
char str[128];
uint32_t idx;
if (count > log_buffer->size)
count = log_buffer->size;
if (count > log_buffer->length)
count = log_buffer->length;
/* subtract count from index, and wrap if necessary */
idx = log_buffer->size + *log_buffer->p_buf_tail_idx - count;
idx %= log_buffer->size;
print(print_priv, "Time (seconds) Cmd Id Payload");
while (count) {
struct wmi_command_debug *cmd_log = (struct wmi_command_debug *)
&((struct wmi_command_debug *)log_buffer->buf)[idx];
long long us = qdf_log_timestamp_to_usecs(cmd_log->time);
int len = 0;
int i;
len += scnprintf(str + len, sizeof(str) - len,
"% 8lld.%06lld %6u (0x%06x) ",
us / 1000000, us % 1000000,
cmd_log->command, cmd_log->command);
for (i = 0; i < data_len; ++i) {
len += scnprintf(str + len, sizeof(str) - len,
"0x%08x ", cmd_log->data[i]);
}
print(print_priv, str);
--count;
++idx;
if (idx >= log_buffer->size)
idx = 0;
}
}
/**
* wmi_print_event_log_buffer() - an output agnostic wmi event log printer
* @log_buffer: the event log buffer metadata of the buffer to print
* @count: the maximum number of entries to print
* @print: an abstract print method, e.g. a qdf_print() or seq_printf() wrapper
* @print_priv: any data required by the print method, e.g. a file handle
*
* Return: None
*/
static void
wmi_print_event_log_buffer(struct wmi_log_buf_t *log_buffer, uint32_t count,
qdf_abstract_print *print, void *print_priv)
{
static const int data_len =
WMI_EVENT_DEBUG_ENTRY_MAX_LENGTH / sizeof(uint32_t);
char str[128];
uint32_t idx;
if (count > log_buffer->size)
count = log_buffer->size;
if (count > log_buffer->length)
count = log_buffer->length;
/* subtract count from index, and wrap if necessary */
idx = log_buffer->size + *log_buffer->p_buf_tail_idx - count;
idx %= log_buffer->size;
print(print_priv, "Time (seconds) Event Id Payload");
while (count) {
struct wmi_event_debug *event_log = (struct wmi_event_debug *)
&((struct wmi_event_debug *)log_buffer->buf)[idx];
long long us = qdf_log_timestamp_to_usecs(event_log->time);
int len = 0;
int i;
len += scnprintf(str + len, sizeof(str) - len,
"% 8lld.%06lld %6u (0x%06x) ",
us / 1000000, us % 1000000,
event_log->event, event_log->event);
for (i = 0; i < data_len; ++i) {
len += scnprintf(str + len, sizeof(str) - len,
"0x%08x ", event_log->data[i]);
}
print(print_priv, str);
--count;
++idx;
if (idx >= log_buffer->size)
idx = 0;
}
}
inline void
wmi_print_cmd_log(wmi_unified_t wmi, uint32_t count,
qdf_abstract_print *print, void *print_priv)
{
wmi_print_cmd_log_buffer(
&wmi->log_info.wmi_command_log_buf_info,
count, print, print_priv);
}
inline void
wmi_print_cmd_tx_cmp_log(wmi_unified_t wmi, uint32_t count,
qdf_abstract_print *print, void *print_priv)
{
wmi_print_cmd_log_buffer(
&wmi->log_info.wmi_command_tx_cmp_log_buf_info,
count, print, print_priv);
}
inline void
wmi_print_mgmt_cmd_log(wmi_unified_t wmi, uint32_t count,
qdf_abstract_print *print, void *print_priv)
{
wmi_print_cmd_log_buffer(
&wmi->log_info.wmi_mgmt_command_log_buf_info,
count, print, print_priv);
}
inline void
wmi_print_mgmt_cmd_tx_cmp_log(wmi_unified_t wmi, uint32_t count,
qdf_abstract_print *print, void *print_priv)
{
wmi_print_cmd_log_buffer(
&wmi->log_info.wmi_mgmt_command_tx_cmp_log_buf_info,
count, print, print_priv);
}
inline void
wmi_print_event_log(wmi_unified_t wmi, uint32_t count,
qdf_abstract_print *print, void *print_priv)
{
wmi_print_event_log_buffer(
&wmi->log_info.wmi_event_log_buf_info,
count, print, print_priv);
}
inline void
wmi_print_rx_event_log(wmi_unified_t wmi, uint32_t count,
qdf_abstract_print *print, void *print_priv)
{
wmi_print_event_log_buffer(
&wmi->log_info.wmi_rx_event_log_buf_info,
count, print, print_priv);
}
inline void
wmi_print_mgmt_event_log(wmi_unified_t wmi, uint32_t count,
qdf_abstract_print *print, void *print_priv)
{
wmi_print_event_log_buffer(
&wmi->log_info.wmi_mgmt_event_log_buf_info,
count, print, print_priv);
}
#ifdef CONFIG_MCL
const int8_t * const debugfs_dir[MAX_WMI_INSTANCES] = {"WMI0"};
#else