C++ (Cpp) mali_gp_hard_reset Examples

Example #1

File: mali_group.c Project: 4yush5663/android_kernel_samsung_i9500

static void mali_group_recovery_reset(struct mali_group *group)
{
	MALI_ASSERT_GROUP_LOCKED(group);

	/* Stop cores, bus stop */
	if (NULL != group->pp_core)
	{
		mali_pp_stop_bus(group->pp_core);
	}
	if (NULL != group->gp_core)
	{
		mali_gp_stop_bus(group->gp_core);
	}

	/* Flush MMU */
	mali_mmu_activate_fault_flush_page_directory(group->mmu);
	mali_mmu_page_fault_done(group->mmu);

	/* Wait for cores to stop bus */
	if (NULL != group->pp_core)
	{
		mali_pp_stop_bus_wait(group->pp_core);
	}
	if (NULL != group->gp_core)
	{
		mali_gp_stop_bus_wait(group->gp_core);
	}

	/* Reset cores */
	if (NULL != group->pp_core)
	{
		mali_pp_hard_reset(group->pp_core);
	}
	if (NULL != group->gp_core)
	{
		mali_gp_hard_reset(group->gp_core);
	}

	/* Reset MMU */
	mali_mmu_reset(group->mmu);
	group->session = NULL;
}

Example #2

_mali_osk_errcode_t mali_gp_reset(struct mali_gp_core *core)
{
    int i;
    const int request_loop_count = 20;

    MALI_DEBUG_ASSERT_POINTER(core);
    MALI_DEBUG_PRINT(4, ("Mali GP: Reset of core %s\n", core->hw_core.description));
    MALI_ASSERT_GROUP_LOCKED(core->group);

    mali_gp_post_process_job(core, MALI_FALSE);

    mali_hw_core_register_write(&core->hw_core, MALIGP2_REG_ADDR_MGMT_INT_MASK, 0);

#if defined(USING_MALI200)



    mali_hw_core_register_write(&core->hw_core, MALIGP2_REG_ADDR_MGMT_CMD, MALIGP2_REG_VAL_CMD_STOP_BUS);

    for (i = 0; i < request_loop_count; i++)
    {
        if (mali_hw_core_register_read(&core->hw_core, MALIGP2_REG_ADDR_MGMT_STATUS) & MALIGP2_REG_VAL_STATUS_BUS_STOPPED)
        {
            break;
        }
        _mali_osk_time_ubusydelay(10);
    }

    if (request_loop_count == i)
    {
        MALI_PRINT_ERROR(("Mali GP: Failed to stop bus for core %s, unable to recover\n", core->hw_core.description));
        return _MALI_OSK_ERR_FAULT;
    }


    mali_gp_hard_reset(core);

#elif defined(USING_MALI400)



    mali_hw_core_register_write(&core->hw_core, MALIGP2_REG_ADDR_MGMT_INT_CLEAR, MALI400GP_REG_VAL_IRQ_RESET_COMPLETED);
    mali_hw_core_register_write(&core->hw_core, MALIGP2_REG_ADDR_MGMT_CMD, MALI400GP_REG_VAL_CMD_SOFT_RESET);

    for (i = 0; i < request_loop_count; i++)
    {
        if (mali_hw_core_register_read(&core->hw_core, MALIGP2_REG_ADDR_MGMT_INT_RAWSTAT) & MALI400GP_REG_VAL_IRQ_RESET_COMPLETED)
        {
            break;
        }
        _mali_osk_time_ubusydelay(10);
    }

    if (request_loop_count == i)
    {
        MALI_PRINT_ERROR(("Mali GP: Failed to reset core %s, unable to recover\n", core->hw_core.description));
        return _MALI_OSK_ERR_FAULT;
    }
#else
#error "no supported mali core defined"
#endif


    mali_hw_core_register_write(&core->hw_core, MALIGP2_REG_ADDR_MGMT_INT_CLEAR, MALIGP2_REG_VAL_IRQ_MASK_ALL);
    mali_hw_core_register_write(&core->hw_core, MALIGP2_REG_ADDR_MGMT_INT_MASK, MALIGP2_REG_VAL_IRQ_MASK_USED);

    return _MALI_OSK_ERR_OK;
}