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qcacmn: Log memory stats in host driver

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Add logs in driver to log current memory footprint
in init functions. Add wlan_mem_stats to sysfs node
in both perf and defconfig builds.
The stats are included under MCL feature
DCONFIG_WLAN_SYSFS_MEM_STATS.

Change-Id: I79c6d418a5762cddf52ab3bc0b0c93993fa7fd84
CRs-Fixed: 2635192
This commit is contained in:
Nisha Menon
2020-01-21 16:54:12 -08:00
committed by nshrivas
parent b725ee6291
commit 0bbaedb23c
5 changed files with 122 additions and 56 deletions
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44
qdf/inc/qdf_mem.h
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@@ -555,8 +555,6 @@ int qdf_mem_multi_page_link(qdf_device_t osdev,
struct qdf_mem_multi_page_t *pages,
uint32_t elem_size, uint32_t elem_count, uint8_t cacheable);
#ifdef WLAN_DEBUGFS
/**
* qdf_mem_kmalloc_inc() - increment kmalloc allocated bytes count
* @size: number of bytes to increment by
@@ -573,13 +571,7 @@ void qdf_mem_kmalloc_inc(qdf_size_t size);
*/
void qdf_mem_kmalloc_dec(qdf_size_t size);
#else
static inline void qdf_mem_kmalloc_inc(qdf_size_t size) { }
static inline void qdf_mem_kmalloc_dec(qdf_size_t size) { }
#endif /* WLAN_DEBUGFS */
#ifdef CONFIG_WLAN_SYSFS_MEM_STATS
/**
* qdf_mem_skb_inc() - increment total skb allocation size
* @size: size to be added
@@ -596,6 +588,16 @@ void qdf_mem_skb_inc(qdf_size_t size);
*/
void qdf_mem_skb_dec(qdf_size_t size);
#else
static inline void qdf_mem_skb_inc(qdf_size_t size)
{
}
static inline void qdf_mem_skb_dec(qdf_size_t size)
{
}
#endif /* CONFIG_WLAN_SYSFS_MEM_STATS */
/**
* qdf_mem_map_table_alloc() - Allocate shared memory info structure
* @num: number of required storage
@@ -846,4 +848,28 @@ static inline void qdf_mem_shared_mem_free(qdf_device_t osdev,
qdf_mem_free(shared_mem);
}
/**
* qdf_dma_mem_stats_read() - Return the DMA memory allocated in
* host driver
*
* Return: None
*/
int32_t qdf_dma_mem_stats_read(void);
/**
* qdf_heap_mem_stats_read() - Return the heap memory allocated
* in host driver
*
* Return: None
*/
int32_t qdf_heap_mem_stats_read(void);
/**
* qdf_skb_mem_stats_read() - Return the SKB memory allocated in
* host driver
*
* Return: None
*/
int32_t qdf_skb_mem_stats_read(void);
#endif /* __QDF_MEMORY_H */