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Commit 37d98e09 authored by Bapiraju Alla's avatar Bapiraju Alla Committed by snandini
Browse files

qcacmn: Fix compilation issues when WLAN_DEBUGFS feature is disabled 

Fix compilation issue when WLAN_DEBUGFS feature is disabled.

Change-Id: Ifb186212e4d50f79f3492e194bbe82e3ed735ff7
CRs-Fixed: 2865197
parent 85cb8b22

qdf/linux/src/qdf_mem.c

+136 −138
Original line number Diff line number Diff line 
/*

 * Copyright (c) 2014-2020 The Linux Foundation. All rights reserved.

 * Copyright (c) 2014-2021 The Linux Foundation. All rights reserved.

 *

 * Permission to use, copy, modify, and/or distribute this software for

 * any purpose with or without fee is hereby granted, provided that the
@@ -74,20 +74,6 @@ struct major_alloc_priv { 
	uint32_t threshold;

};



static struct major_alloc_priv mem_priv = {

	/* List type set to mem */

	LIST_TYPE_MEM,

	/* initial threshold to list APIs which allocates mem >= 50 times */

	50

};



static struct major_alloc_priv dma_priv = {

	/* List type set to DMA */

	LIST_TYPE_DMA,

	/* initial threshold to list APIs which allocates dma >= 50 times */

	50

};



static qdf_list_t qdf_mem_domains[QDF_DEBUG_DOMAIN_COUNT];

static qdf_spinlock_t qdf_mem_list_lock;
@@ -279,16 +265,6 @@ qdf_mem_header_assert_valid(struct qdf_mem_header *header, 


	QDF_MEMDEBUG_PANIC("Fatal memory error detected @ %s:%d", func, line);

}

#endif /* MEMORY_DEBUG */



u_int8_t prealloc_disabled = 1;

qdf_declare_param(prealloc_disabled, byte);

qdf_export_symbol(prealloc_disabled);



#if defined WLAN_DEBUGFS



/* Debugfs root directory for qdf_mem */

static struct dentry *qdf_mem_debugfs_root;



/**

 * struct __qdf_mem_stat - qdf memory statistics
@@ -302,11 +278,6 @@ static struct __qdf_mem_stat { 
	qdf_atomic_t skb;

} qdf_mem_stat;



void qdf_mem_kmalloc_inc(qdf_size_t size)

{

	qdf_atomic_add(size, &qdf_mem_stat.kmalloc);

}



static void qdf_mem_dma_inc(qdf_size_t size)

{

	qdf_atomic_add(size, &qdf_mem_stat.dma);
@@ -317,11 +288,6 @@ void qdf_mem_skb_inc(qdf_size_t size) 
	qdf_atomic_add(size, &qdf_mem_stat.skb);

}



void qdf_mem_kmalloc_dec(qdf_size_t size)

{

	qdf_atomic_sub(size, &qdf_mem_stat.kmalloc);

}



static inline void qdf_mem_dma_dec(qdf_size_t size)

{

	qdf_atomic_sub(size, &qdf_mem_stat.dma);
@@ -332,31 +298,6 @@ void qdf_mem_skb_dec(qdf_size_t size) 
	qdf_atomic_sub(size, &qdf_mem_stat.skb);

}



#ifdef MEMORY_DEBUG

static int qdf_err_printer(void *priv, const char *fmt, ...)

{

	va_list args;



	va_start(args, fmt);

	QDF_VTRACE(QDF_MODULE_ID_QDF, QDF_TRACE_LEVEL_ERROR, (char *)fmt, args);

	va_end(args);



	return 0;

}



static int seq_printf_printer(void *priv, const char *fmt, ...)

{

	struct seq_file *file = priv;

	va_list args;



	va_start(args, fmt);

	seq_vprintf(file, fmt, args);

	seq_puts(file, "\n");

	va_end(args);



	return 0;

}



/**

 * struct __qdf_mem_info - memory statistics

 * @func: the function which allocated memory
@@ -404,81 +345,6 @@ static void qdf_mem_debug_print_header(qdf_abstract_print print, 
	      "--------------------------------------------------------------");

}



/**

 * qdf_mem_meta_table_print() - memory metadata table print logic

 * @table: the memory metadata table to print

 * @print: the print adapter function

 * @print_priv: the private data to be consumed by @print

 * @threshold: the threshold value set by user to list top allocations

 *

 * Return: None

 */

static void qdf_mem_meta_table_print(struct __qdf_mem_info *table,

				     qdf_abstract_print print,

				     void *print_priv,

				     uint32_t threshold)

{

	int i;

	char debug_str[QDF_DEBUG_STRING_SIZE];

	size_t len = 0;

	char *debug_prefix = "WLAN_BUG_RCA: memory leak detected";



	len += qdf_scnprintf(debug_str, sizeof(debug_str) - len,

			     "%s", debug_prefix);



	for (i = 0; i < QDF_MEM_STAT_TABLE_SIZE; i++) {

		if (!table[i].count)

			break;



		print(print_priv,

		      "%6u x %5u = %7uB @ %s:%u   %pS %llu",

		      table[i].count,

		      table[i].size,

		      table[i].count * table[i].size,

		      table[i].func,

		      table[i].line, table[i].caller,

		      table[i].time);

		len += qdf_scnprintf(debug_str + len,

				     sizeof(debug_str) - len,

				     " @ %s:%u %pS",

				     table[i].func,

				     table[i].line,

				     table[i].caller);

	}

	print(print_priv, "%s", debug_str);

}



/**

 * qdf_print_major_alloc() - memory metadata table print logic

 * @table: the memory metadata table to print

 * @print: the print adapter function

 * @print_priv: the private data to be consumed by @print

 * @threshold: the threshold value set by uset to list top allocations

 *

 * Return: None

 */

static void qdf_print_major_alloc(struct __qdf_mem_info *table,

				  qdf_abstract_print print,

				  void *print_priv,

				  uint32_t threshold)

{

	int i;



	for (i = 0; i < QDF_MEM_STAT_TABLE_SIZE; i++) {

		if (!table[i].count)

			break;

		if (table[i].count >= threshold)

			print(print_priv,

			      "%6u x %5u = %7uB @ %s:%u   %pS %llu",

			      table[i].count,

			      table[i].size,

			      table[i].count * table[i].size,

			      table[i].func,

			      table[i].line, table[i].caller,

			      table[i].time);

	}

}



/**

 * qdf_mem_meta_table_insert() - insert memory metadata into the given table

 * @table: the memory metadata table to insert into
@@ -563,6 +429,127 @@ static void qdf_mem_domain_print(qdf_list_t *domain, 
	(*mem_print)(table, print, print_priv, threshold);

}



/**

 * qdf_mem_meta_table_print() - memory metadata table print logic

 * @table: the memory metadata table to print

 * @print: the print adapter function

 * @print_priv: the private data to be consumed by @print

 * @threshold: the threshold value set by user to list top allocations

 *

 * Return: None

 */

static void qdf_mem_meta_table_print(struct __qdf_mem_info *table,

				     qdf_abstract_print print,

				     void *print_priv,

				     uint32_t threshold)

{

	int i;

	char debug_str[QDF_DEBUG_STRING_SIZE];

	size_t len = 0;

	char *debug_prefix = "WLAN_BUG_RCA: memory leak detected";



	len += qdf_scnprintf(debug_str, sizeof(debug_str) - len,

			     "%s", debug_prefix);



	for (i = 0; i < QDF_MEM_STAT_TABLE_SIZE; i++) {

		if (!table[i].count)

			break;



		print(print_priv,

		      "%6u x %5u = %7uB @ %s:%u   %pS %llu",

		      table[i].count,

		      table[i].size,

		      table[i].count * table[i].size,

		      table[i].func,

		      table[i].line, table[i].caller,

		      table[i].time);

		len += qdf_scnprintf(debug_str + len,

				     sizeof(debug_str) - len,

				     " @ %s:%u %pS",

				     table[i].func,

				     table[i].line,

				     table[i].caller);

	}

	print(print_priv, "%s", debug_str);

}



static int qdf_err_printer(void *priv, const char *fmt, ...)

{

	va_list args;



	va_start(args, fmt);

	QDF_VTRACE(QDF_MODULE_ID_QDF, QDF_TRACE_LEVEL_ERROR, (char *)fmt, args);

	va_end(args);



	return 0;

}



#endif /* MEMORY_DEBUG */



u_int8_t prealloc_disabled = 1;

qdf_declare_param(prealloc_disabled, byte);

qdf_export_symbol(prealloc_disabled);



#if defined WLAN_DEBUGFS



void qdf_mem_kmalloc_inc(qdf_size_t size)

{

	qdf_atomic_add(size, &qdf_mem_stat.kmalloc);

}



void qdf_mem_kmalloc_dec(qdf_size_t size)

{

	qdf_atomic_sub(size, &qdf_mem_stat.kmalloc);

}



/* Debugfs root directory for qdf_mem */

static struct dentry *qdf_mem_debugfs_root;



#ifdef MEMORY_DEBUG

static int seq_printf_printer(void *priv, const char *fmt, ...)

{

	struct seq_file *file = priv;

	va_list args;



	va_start(args, fmt);

	seq_vprintf(file, fmt, args);

	seq_puts(file, "\n");

	va_end(args);



	return 0;

}



/**

 * qdf_print_major_alloc() - memory metadata table print logic

 * @table: the memory metadata table to print

 * @print: the print adapter function

 * @print_priv: the private data to be consumed by @print

 * @threshold: the threshold value set by uset to list top allocations

 *

 * Return: None

 */

static void qdf_print_major_alloc(struct __qdf_mem_info *table,

				  qdf_abstract_print print,

				  void *print_priv,

				  uint32_t threshold)

{

	int i;



	for (i = 0; i < QDF_MEM_STAT_TABLE_SIZE; i++) {

		if (!table[i].count)

			break;

		if (table[i].count >= threshold)

			print(print_priv,

			      "%6u x %5u = %7uB @ %s:%u   %pS %llu",

			      table[i].count,

			      table[i].size,

			      table[i].count * table[i].size,

			      table[i].func,

			      table[i].line, table[i].caller,

			      table[i].time);

	}

}



/**

 * qdf_mem_seq_start() - sequential callback to start

 * @seq: seq_file handle
@@ -745,6 +732,20 @@ static const struct file_operations fops_qdf_mem_debugfs = { 
	.release = seq_release,

};



static struct major_alloc_priv mem_priv = {

	/* List type set to mem */

	LIST_TYPE_MEM,

	/* initial threshold to list APIs which allocates mem >= 50 times */

	50

};



static struct major_alloc_priv dma_priv = {

	/* List type set to DMA */

	LIST_TYPE_DMA,

	/* initial threshold to list APIs which allocates dma >= 50 times */

	50

};



static QDF_STATUS qdf_mem_debug_debugfs_init(void)

{

	if (is_initial_mem_debug_disabled)
@@ -833,9 +834,6 @@ static QDF_STATUS qdf_mem_debugfs_init(void) 


#else /* WLAN_DEBUGFS */



static inline void qdf_mem_dma_inc(qdf_size_t size) {}

static inline void qdf_mem_dma_dec(qdf_size_t size) {}



static QDF_STATUS qdf_mem_debugfs_init(void)

{

	return QDF_STATUS_E_NOSUPPORT;