roc_common.h File Reference

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Data Structures
struct	device_table_t

Macros
#define	PAPI_ROCM_MAX_DEV_COUNT   (32)

Typedefs
typedef int64_t	rocc_bitmap_t
typedef int(*	rocc_dev_get_map_cb) (uint64_t event_id, int *dev_id)

Functions
int	rocc_init (void)
int	rocc_shutdown (void)
int	rocc_err_get_last (const char **error_string)
int	rocc_dev_get_map (rocc_dev_get_map_cb cb, uint64_t *events_id, int num_events, rocc_bitmap_t *bitmap)
int	rocc_dev_acquire (rocc_bitmap_t bitmap)
int	rocc_dev_release (rocc_bitmap_t bitmap)
int	rocc_dev_get_count (rocc_bitmap_t bitmap, int *num_devices)
int	rocc_dev_get_id (rocc_bitmap_t bitmap, int dev_count, int *device_id)
int	rocc_dev_get_agent_id (hsa_agent_t agent, int *dev_id)
int	rocc_dev_set (rocc_bitmap_t *bitmap, int i)
int	rocc_dev_check (rocc_bitmap_t bitmap, int i)
int	rocc_thread_get_id (unsigned long *tid)

Variables
hsa_status_t(*	hsa_init_p )(void)
hsa_status_t(*	hsa_shut_down_p )(void)
hsa_status_t(*	hsa_iterate_agents_p )(hsa_status_t(*)(hsa_agent_t, void *), void *)
hsa_status_t(*	hsa_system_get_info_p )(hsa_system_info_t, void *)
hsa_status_t(*	hsa_agent_get_info_p )(hsa_agent_t, hsa_agent_info_t, void *)
hsa_status_t(*	hsa_queue_destroy_p )(hsa_queue_t *)
hsa_status_t(*	hsa_status_string_p )(hsa_status_t, const char **)
char	error_string [PAPI_MAX_STR_LEN]
device_table_t *	device_table_p

Macro Definition Documentation

PAPI_ROCM_MAX_DEV_COUNT

#define PAPI_ROCM_MAX_DEV_COUNT   (32)

Definition at line 16 of file roc_common.h.

Typedef Documentation

rocc_bitmap_t

typedef int64_t rocc_bitmap_t

Definition at line 19 of file roc_common.h.

rocc_dev_get_map_cb

typedef int(* rocc_dev_get_map_cb) (uint64_t event_id, int *dev_id)

Definition at line 20 of file roc_common.h.

Function Documentation

rocc_dev_acquire()

int rocc_dev_acquire

(

rocc_bitmap_t

bitmap

)

Definition at line 93 of file roc_common.c.

{
    rocc_bitmap_t device_map_acq = bitmap;
 
    if (device_map_acq & global_device_map) {
        return PAPI_EINVAL;
    }
    global_device_map |= device_map_acq;
 
    return PAPI_OK;
}

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rocc_dev_check()

int rocc_dev_check	(	rocc_bitmap_t	bitmap,
		int	i
	)

Definition at line 187 of file roc_common.c.

{
    return (bitmap & (1ULL << i));
}

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rocc_dev_get_agent_id()

int rocc_dev_get_agent_id	(	hsa_agent_t	agent,
		int *	dev_id
	)

Definition at line 169 of file roc_common.c.

{
    for (*dev_id = 0; *dev_id < device_table_p->count; ++(*dev_id)) {
        if (memcmp(&device_table_p->devices[*dev_id], &agent, sizeof(agent)) == 0) {
            break;
        }
    }
    return PAPI_OK;
}

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rocc_dev_get_count()

int rocc_dev_get_count	(	rocc_bitmap_t	bitmap,
		int *	num_devices
	)

Definition at line 121 of file roc_common.c.

{
    return dev_get_count(bitmap, num_devices);
}

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rocc_dev_get_id()

int rocc_dev_get_id	(	rocc_bitmap_t	bitmap,
		int	dev_count,
		int *	device_id
	)

Definition at line 140 of file roc_common.c.

{
    int count = 0;
 
    dev_get_count(bitmap, &count);
    if (dev_count >= count) {
        return PAPI_EMISC;
    }
 
    count = 0;
    rocc_bitmap_t lsb = 0;
    while (bitmap) {
        lsb = bitmap & (~bitmap + 1);
        bitmap -= lsb;
        if (count++ == dev_count) {
            break;
        }
    }
 
    *device_id = 0;
    while (!(lsb & 0x1)) {
        ++(*device_id);
        lsb >>= 1;
    }
 
    return PAPI_OK;
}

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rocc_dev_get_map()

int rocc_dev_get_map	(	rocc_dev_get_map_cb	cb,
		uint64_t *	events_id,
		int	num_events,
		rocc_bitmap_t *	bitmap
	)

Definition at line 74 of file roc_common.c.

{
    int i;
    rocc_bitmap_t device_map_acq = 0;
 
    for (i = 0; i < num_events; ++i) {
        int dev_id;
        if (query_dev_id(events_id[i], &dev_id)) {
            return PAPI_EMISC;
        }
 
        device_map_acq |= (1 << dev_id);
    }
 
    *bitmap = device_map_acq;
    return PAPI_OK;
}

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rocc_dev_release()

int rocc_dev_release

(

rocc_bitmap_t

bitmap

)

Definition at line 106 of file roc_common.c.

{
    rocc_bitmap_t device_map_rel = bitmap;
 
    if ((device_map_rel & global_device_map) != device_map_rel) {
        return PAPI_EINVAL;
    }
    global_device_map &= ~device_map_rel;
 
    return PAPI_OK;
}

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rocc_dev_set()

int rocc_dev_set	(	rocc_bitmap_t *	bitmap,
		int	i
	)

Definition at line 180 of file roc_common.c.

{
    *bitmap |= (1ULL << i);
    return PAPI_OK;
}

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rocc_err_get_last()

int rocc_err_get_last

(

const char **

error_string

)

Definition at line 67 of file roc_common.c.

{
    *err_string = error_string;
    return PAPI_OK;
}

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rocc_init()

int rocc_init

(

void

)

Definition at line 29 of file roc_common.c.

{
    int papi_errno = load_hsa_sym();
    if (papi_errno != PAPI_OK) {
        goto fn_fail;
    }
 
    hsa_status_t status = hsa_init_p();
    if (status != HSA_STATUS_SUCCESS) {
        papi_errno = PAPI_EMISC;
        goto fn_fail;
    }
 
    papi_errno = init_device_table();
    if (papi_errno != PAPI_OK) {
        (*hsa_shut_down_p)();
        goto fn_fail;
    }
 
    device_table_p = &device_table;
    init_thread_id_fn();
 
  fn_exit:
    return papi_errno;
  fn_fail:
    unload_hsa_sym();
    goto fn_exit;
}

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rocc_shutdown()

int rocc_shutdown

(

void

)

Definition at line 59 of file roc_common.c.

{
    hsa_shut_down_p();
    unload_hsa_sym();
    return PAPI_OK;
}

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rocc_thread_get_id()

int rocc_thread_get_id

(

unsigned long *

tid

)

Definition at line 193 of file roc_common.c.

{
    *tid = thread_id_fn();
    return PAPI_OK;
}

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Variable Documentation

device_table_p

device_table_t* device_table_p

extern

Definition at line 19 of file roc_common.c.

error_string

char error_string[PAPI_MAX_STR_LEN]

extern

Definition at line 17 of file roc_common.c.

hsa_agent_get_info_p

hsa_status_t(* hsa_agent_get_info_p) (hsa_agent_t, hsa_agent_info_t, void *) ( hsa_agent_t  , hsa_agent_info_t  , void *    )

extern

Definition at line 12 of file roc_common.c.

hsa_init_p

hsa_status_t(* hsa_init_p) (void) ( void  )

extern

Definition at line 8 of file roc_common.c.

hsa_iterate_agents_p

hsa_status_t(* hsa_iterate_agents_p) (hsa_status_t(*)(hsa_agent_t, void *), void *) ( hsa_status_t(*)(hsa_agent_t, void *)  , void *    )

extern

Definition at line 10 of file roc_common.c.

hsa_queue_destroy_p

hsa_status_t(* hsa_queue_destroy_p) (hsa_queue_t *) ( hsa_queue_t *  )

extern

Definition at line 13 of file roc_common.c.

hsa_shut_down_p

hsa_status_t(* hsa_shut_down_p) (void) ( void  )

extern

Definition at line 9 of file roc_common.c.

hsa_status_string_p

hsa_status_t(* hsa_status_string_p) (hsa_status_t, const char **) ( hsa_status_t  , const char **    )

extern

Definition at line 14 of file roc_common.c.

hsa_system_get_info_p

hsa_status_t(* hsa_system_get_info_p) (hsa_system_info_t, void *) ( hsa_system_info_t  , void *    )

extern

Definition at line 11 of file roc_common.c.