Exemplos de mali_meson_poweron em C++ (Cpp)

Exemplo n.º 1

Arquivo: mali_platform.c Projeto: 32743069/amlogic_common_3050

_mali_osk_errcode_t mali_platform_init(void)
{
	mali_clk = clk_get_sys("mali", "pll_fixed");

	if (mali_clk ) {
		if (!mali_init_flag) {
#if defined(CONFIG_MALI_CLK_400M)
			clk_set_rate(mali_clk, 400000000);
#elif defined(CONFIG_MALI_CLK_333M)
			clk_set_rate(mali_clk, 333000000);
#else
			clk_set_rate(mali_clk, 250000000);
#endif
			mali_clk->enable(mali_clk);
			malifix_init();
			mali_meson_poweron(1);
			mali_init_flag = 1;
		}
		MALI_SUCCESS;
	}

#ifdef CONFIG_ARCH_MESON6
    MALI_PRINT_ERROR(("Failed to lookup mali clock"));
	MALI_ERROR(_MALI_OSK_ERR_FAULT);
#else
	MALI_SUCCESS;
#endif /* CONFIG_ARCH_MESON6 */
}

Exemplo n.º 2

Arquivo: mali_platform.c Projeto: CoreTech-Development/buildroot-linux-kernel-m3

_mali_osk_errcode_t mali_platform_power_mode_change(mali_power_mode power_mode)
{
    /* turn off MALI clock gating */
    unsigned long flags;
    unsigned cpu_divider, mali_divider;
    unsigned ddr_pll_setting, sys_pll_setting;
    unsigned cpu_freq, ddr_freq;
    int mali_flag;

    switch (power_mode) {
        case MALI_POWER_MODE_LIGHT_SLEEP:
            /* turn on MALI clock gating */
			CLEAR_CBUS_REG_MASK(HHI_MALI_CLK_CNTL, 1 << 8);
			break;
	    case MALI_POWER_MODE_DEEP_SLEEP:
            /* turn on MALI clock gating */
            CLEAR_CBUS_REG_MASK(HHI_MALI_CLK_CNTL, 1 << 8);
            break;
        case MALI_POWER_MODE_ON:
            /* turn off MALI clock gating */
			local_irq_save(flags);
			CLEAR_CBUS_REG_MASK(HHI_MALI_CLK_CNTL, 1 << 8);

			sys_pll_setting = READ_MPEG_REG(HHI_SYS_PLL_CNTL);
			cpu_freq = ((sys_pll_setting&0x1ff)*24)>>(sys_pll_setting>>16); // assume 24M xtal
			cpu_divider = READ_MPEG_REG_BITS(HHI_SYS_CPU_CLK_CNTL, 2, 2);
			if (cpu_divider == 3)
				cpu_divider = 2; // now fix at /4
			cpu_freq >>= cpu_divider;

			ddr_pll_setting = READ_MPEG_REG(HHI_DDR_PLL_CNTL);
			ddr_freq = ((ddr_pll_setting&0x1ff)*24)>>((ddr_pll_setting>>16)&3);

			mali_divider = 1;
			while ((mali_divider * cpu_freq < ddr_freq) || (264 * mali_divider < ddr_freq)) // assume mali max 264M
				mali_divider++;
			mali_flag = ((mali_divider-1) != (READ_MPEG_REG(HHI_MALI_CLK_CNTL)&0x7f));
			if (mali_flag){
				WRITE_CBUS_REG(HHI_MALI_CLK_CNTL,
					(3 << 9)    |                   // select ddr pll as clock source
					((mali_divider-1) << 0)); // ddr clk / divider
				READ_CBUS_REG(HHI_MALI_CLK_CNTL); // delay
			}
			SET_CBUS_REG_MASK(HHI_MALI_CLK_CNTL, 1 << 8);
			local_irq_restore(flags);
			if (mali_flag)
				printk("(CTS_MALI_CLK) = %d/%d = %dMHz --- when mali gate on\n", ddr_freq, mali_divider, ddr_freq/mali_divider);

            mali_meson_poweron();
            break;
    }

    last_power_mode = power_mode;

    MALI_SUCCESS;
}

Exemplo n.º 3

Arquivo: mali_platform.c Projeto: OpenLD/linux-wetek-3.10.y

_mali_osk_errcode_t mali_platform_power_mode_change(mali_power_mode power_mode)
{
	MALI_DEBUG_PRINT(3, ( "mali_platform_power_mode_change power_mode=%d\n", power_mode));

	switch (power_mode) {
	case MALI_POWER_MODE_LIGHT_SLEEP:
	case MALI_POWER_MODE_DEEP_SLEEP:
		/* Turn off mali clock gating */
		mali_clk->disable(mali_clk);
		break;

        case MALI_POWER_MODE_ON:
		/* Turn on MALI clock gating */
		mali_clk->enable(mali_clk);
		mali_meson_poweron(0);
		break;
	}
	last_power_mode = power_mode;
	MALI_SUCCESS;
}

Exemplo n.º 4

Arquivo: mali_platform.c Projeto: OpenLD/linux-wetek-3.10.y

_mali_osk_errcode_t mali_platform_init(void)
{
	mali_clk = clk_get_sys("mali", "pll_fixed");

	if (mali_clk ) {
		if (!mali_init_flag) {
			clk_set_rate(mali_clk, 400000000);
			mali_clk->enable(mali_clk);
			malifix_init();
			mali_meson_poweron(1);
			mali_init_flag = 1;
		}
		MALI_SUCCESS;
	} else
		panic("linux kernel should > 3.0\n");

#if MESON_CPU_TYPE >= MESON_CPU_TYPE_MESON6
    MALI_PRINT_ERROR(("Failed to lookup mali clock"));
	MALI_ERROR(_MALI_OSK_ERR_FAULT);
#else
	MALI_SUCCESS;
#endif /* CONFIG_ARCH_MESON6 */
}