39 static int tegra30_core_limit(struct tegra_regulator_coupler *tegra,  in tegra30_core_limit()  argument
57 	if (tegra_pmc_core_domain_state_synced() && !tegra->sys_reboot_mode) {  in tegra30_core_limit()
62 	if (tegra->core_min_uV > 0)  in tegra30_core_limit()
63 		return tegra->core_min_uV;  in tegra30_core_limit()
80 	tegra->core_min_uV = core_max_uV;  in tegra30_core_limit()
82 	pr_info("core voltage initialized to %duV\n", tegra->core_min_uV);  in tegra30_core_limit()
84 	return tegra->core_min_uV;  in tegra30_core_limit()
116 static int tegra30_voltage_update(struct tegra_regulator_coupler *tegra,  in tegra30_voltage_update()  argument
162 	core_min_uV = tegra30_core_limit(tegra, core_rdev);  in tegra30_voltage_update()
196 	if (!tegra->cpu_min_uV)  in tegra30_voltage_update()
197 		tegra->cpu_min_uV = cpu_uV;  in tegra30_voltage_update()
223 	if (tegra->sys_reboot_mode)  in tegra30_voltage_update()
224 		cpu_min_uV = max(cpu_min_uV, tegra->cpu_min_uV);  in tegra30_voltage_update()
285 	struct tegra_regulator_coupler *tegra = to_tegra_coupler(coupler);  in tegra30_regulator_balance_voltage()  local
286 	struct regulator_dev *core_rdev = tegra->core_rdev;  in tegra30_regulator_balance_voltage()
287 	struct regulator_dev *cpu_rdev = tegra->cpu_rdev;  in tegra30_regulator_balance_voltage()
294 	tegra->sys_reboot_mode = READ_ONCE(tegra->sys_reboot_mode_req);  in tegra30_regulator_balance_voltage()
296 	return tegra30_voltage_update(tegra, cpu_rdev, core_rdev);  in tegra30_regulator_balance_voltage()
299 static int tegra30_regulator_prepare_reboot(struct tegra_regulator_coupler *tegra,  in tegra30_regulator_prepare_reboot()  argument
304 	if (!tegra->core_rdev || !tegra->cpu_rdev)  in tegra30_regulator_prepare_reboot()
307 	WRITE_ONCE(tegra->sys_reboot_mode_req, true);  in tegra30_regulator_prepare_reboot()
314 	err = regulator_sync_voltage_rdev(tegra->cpu_rdev);  in tegra30_regulator_prepare_reboot()
318 	err = regulator_sync_voltage_rdev(tegra->core_rdev);  in tegra30_regulator_prepare_reboot()
322 	WRITE_ONCE(tegra->sys_reboot_mode_req, sys_reboot_mode);  in tegra30_regulator_prepare_reboot()
330 	struct tegra_regulator_coupler *tegra;  in tegra30_regulator_reboot()  local
336 	tegra = container_of(notifier, struct tegra_regulator_coupler,  in tegra30_regulator_reboot()
339 	ret = tegra30_regulator_prepare_reboot(tegra, true);  in tegra30_regulator_reboot()
347 	struct tegra_regulator_coupler *tegra = to_tegra_coupler(coupler);  in tegra30_regulator_attach()  local
351 	    !tegra->core_rdev) {  in tegra30_regulator_attach()
352 		tegra->core_rdev = rdev;  in tegra30_regulator_attach()
357 	    !tegra->cpu_rdev) {  in tegra30_regulator_attach()
358 		tegra->cpu_rdev = rdev;  in tegra30_regulator_attach()
368 	struct tegra_regulator_coupler *tegra = to_tegra_coupler(coupler);  in tegra30_regulator_detach()  local
378 	if (tegra->core_rdev == rdev) {  in tegra30_regulator_detach()
379 		tegra->core_rdev = NULL;  in tegra30_regulator_detach()
383 	if (tegra->cpu_rdev == rdev) {  in tegra30_regulator_detach()
384 		tegra->cpu_rdev = NULL;  in tegra30_regulator_detach()