C++ (Cpp) mali_l2_cache_core_get_counter_values Examples

Example #1

File: mali_kernel_sysfs.c Project: CM13-HI6210SFT/hisi_kernel_3.10.86_hi6210sft

static ssize_t l2_l2x_counter_valx_read(struct file *filp, char __user *ubuf, size_t cnt, loff_t *ppos, u32 src_id)
{
	char buf[64];
	int r;
	u32 src0 = 0;
	u32 val0 = 0;
	u32 src1 = 0;
	u32 val1 = 0;
	u32 val = -1;
	struct mali_l2_cache_core *l2_core = (struct mali_l2_cache_core *)filp->private_data;

	mali_l2_cache_core_get_counter_values(l2_core, &src0, &val0, &src1, &val1);

	if (0 == src_id) {
		if (MALI_HW_CORE_NO_COUNTER != val0) {
			val = val0;
		}
	} else {
		if (MALI_HW_CORE_NO_COUNTER != val1) {
			val = val1;
		}
	}

	r = snprintf(buf, 64, "%u\n", val);

	return simple_read_from_buffer(ubuf, cnt, ppos, buf, r);
}

Example #2

static void mali_gp_post_process_job(struct mali_gp_core *core, mali_bool suspend)
{
    MALI_ASSERT_GROUP_LOCKED(core->group);

    if (NULL != core->running_job)
    {
        u32 val0 = 0;
        u32 val1 = 0;
#if MALI_TIMELINE_PROFILING_ENABLED
        u32 event_id;
#endif

#if PROFILING_PRINT_L2_HITRATE_ON_GP_FINISH
        {
            u32 src0, value0, src1, value1, sum, per_thousand, per_thousand_now, diff0, diff1;
            static u32 print_nr=0;
            static u32 prev0=0;
            static u32 prev1=0;
            if ( !(++print_nr&511) )
            {
                mali_l2_cache_core_get_counter_values(mali_l2_cache_core_get_glob_l2_core(0), &src0, &value0, &src1, &value1);
                MALI_DEBUG_ASSERT( src0==20 );
                MALI_DEBUG_ASSERT( src1==21 );

                sum = value0+value1;
                if ( sum > 1000000 )
                {
                    per_thousand = value0 / (sum/1000);
                }
                else
                {
                    per_thousand = (value0*1000) / (sum);
                }
                diff0 = value0-prev0;
                diff1 = value1-prev1;

                sum = diff0 + diff1 ;
                if ( sum > 1000000 )
                {
                    per_thousand_now = diff0 / (sum/1000);
                }
                else
                {
                    per_thousand_now = (diff0*1000) / (sum);
                }

                prev0=value0;
                prev1=value1;
                if (per_thousand_now<=1000)
                {
                    MALI_DEBUG_PRINT(2, ("Mali L2: Read hits/misses:  %d/%d  =  %d thousand_parts total, since previous: %d\n", value0, value1, per_thousand, per_thousand_now));
                }

            }
        }
#endif

        if (MALI_HW_CORE_NO_COUNTER != core->counter_src0_used)
        {
            val0 = mali_hw_core_register_read(&core->hw_core, MALIGP2_REG_ADDR_MGMT_PERF_CNT_0_VALUE);
            if (mali_gp_job_get_perf_counter_flag(core->running_job) &&
                    _MALI_PERFORMANCE_COUNTER_FLAG_SRC0_ENABLE && mali_gp_job_get_perf_counter_src0(core->running_job) == core->counter_src0_used)
            {

                mali_gp_job_set_perf_counter_value0(core->running_job, val0);
            }
            else
            {

                mali_gp_job_set_perf_counter_value0(core->running_job, MALI_HW_CORE_INVALID_VALUE);
            }

#if MALI_TIMELINE_PROFILING_ENABLED
            _mali_osk_profiling_report_hw_counter(COUNTER_VP_C0, val0);
#endif

        }

        if (MALI_HW_CORE_NO_COUNTER != core->counter_src1_used)
        {
            val1 = mali_hw_core_register_read(&core->hw_core, MALIGP2_REG_ADDR_MGMT_PERF_CNT_1_VALUE);
            if (mali_gp_job_get_perf_counter_flag(core->running_job) &&
                    _MALI_PERFORMANCE_COUNTER_FLAG_SRC1_ENABLE && mali_gp_job_get_perf_counter_src1(core->running_job) == core->counter_src1_used)
            {

                mali_gp_job_set_perf_counter_value1(core->running_job, val1);
            }
            else
            {

                mali_gp_job_set_perf_counter_value1(core->running_job, MALI_HW_CORE_INVALID_VALUE);
            }

#if MALI_TIMELINE_PROFILING_ENABLED
            _mali_osk_profiling_report_hw_counter(COUNTER_VP_C1, val1);
#endif
        }

#if MALI_TIMELINE_PROFILING_ENABLED
        if (MALI_TRUE == suspend)
        {
            event_id = MALI_PROFILING_EVENT_TYPE_SUSPEND|MALI_PROFILING_MAKE_EVENT_CHANNEL_GP(0);
        }
        else
        {
            event_id = MALI_PROFILING_EVENT_TYPE_STOP|MALI_PROFILING_MAKE_EVENT_CHANNEL_GP(0);
        }
        _mali_osk_profiling_add_event(event_id, val0, val1, core->counter_src0_used | (core->counter_src1_used << 8), 0, 0);
#endif

        mali_gp_job_set_current_heap_addr(core->running_job,
                                          mali_hw_core_register_read(&core->hw_core, MALIGP2_REG_ADDR_MGMT_PLBU_ALLOC_START_ADDR));

        if (MALI_TRUE != suspend)
        {

            core->running_job = NULL;
            _mali_osk_timer_del(core->timeout_timer);
        }
    }
}