Merge changes from topic "tegra-downstream-07092020" into integration

* changes:
  Tegra: platform: add function to check t194 chip
  Tegra: common: make plat_psci_ops routines static

plat/nvidia/tegra/common/tegra_platform.c

@@ -108,6 +108,13 @@ bool tegra_chipid_is_t210_b01(void)
 	return (tegra_chipid_is_t210() && (tegra_get_chipid_major() == 0x2U));
 }
 
+bool tegra_chipid_is_t194(void)
+{
+	uint32_t chip_id = (tegra_get_chipid() >> CHIP_ID_SHIFT) & CHIP_ID_MASK;
+
+	return (chip_id == TEGRA_CHIPID_TEGRA19);
+}
+
 /*
  * Read the chip ID value and derive the platform
  */

plat/nvidia/tegra/common/tegra_pm.c

@@ -34,7 +34,7 @@ extern uint64_t tegra_sec_entry_point;
  * the appropriate State-ID field within the `power_state` parameter which can
  * be utilized in `pwr_domain_suspend()` to suspend to system affinity level.
 ******************************************************************************/
-void tegra_get_sys_suspend_power_state(psci_power_state_t *req_state)
+static void tegra_get_sys_suspend_power_state(psci_power_state_t *req_state)
 {
 	/* all affinities use system suspend state id */
 	for (uint32_t i = MPIDR_AFFLVL0; i <= PLAT_MAX_PWR_LVL; i++) {
@@ -45,7 +45,7 @@ void tegra_get_sys_suspend_power_state(psci_power_state_t *req_state)
 /*******************************************************************************
  * Handler called when an affinity instance is about to enter standby.
  ******************************************************************************/
-void tegra_cpu_standby(plat_local_state_t cpu_state)
+static void tegra_cpu_standby(plat_local_state_t cpu_state)
 {
 	u_register_t saved_scr_el3;
 
@@ -84,7 +84,7 @@ void tegra_cpu_standby(plat_local_state_t cpu_state)
  * Handler called when an affinity instance is about to be turned on. The
  * level and mpidr determine the affinity instance.
  ******************************************************************************/
-int32_t tegra_pwr_domain_on(u_register_t mpidr)
+static int32_t tegra_pwr_domain_on(u_register_t mpidr)
 {
 	return tegra_soc_pwr_domain_on(mpidr);
 }
@@ -93,7 +93,7 @@ int32_t tegra_pwr_domain_on(u_register_t mpidr)
  * Handler called when a power domain is about to be turned off. The
  * target_state encodes the power state that each level should transition to.
  ******************************************************************************/
-void tegra_pwr_domain_off(const psci_power_state_t *target_state)
+static void tegra_pwr_domain_off(const psci_power_state_t *target_state)
 {
 	(void)tegra_soc_pwr_domain_off(target_state);
 }
@@ -113,7 +113,7 @@ void tegra_pwr_domain_suspend_pwrdown_early(const psci_power_state_t *target_sta
  * Handler called when a power domain is about to be suspended. The
  * target_state encodes the power state that each level should transition to.
  ******************************************************************************/
-void tegra_pwr_domain_suspend(const psci_power_state_t *target_state)
+static void tegra_pwr_domain_suspend(const psci_power_state_t *target_state)
 {
 	(void)tegra_soc_pwr_domain_suspend(target_state);
 
@@ -132,7 +132,7 @@ void tegra_pwr_domain_suspend(const psci_power_state_t *target_state)
  * Handler called at the end of the power domain suspend sequence. The
  * target_state encodes the power state that each level should transition to.
  ******************************************************************************/
-__dead2 void tegra_pwr_domain_power_down_wfi(const psci_power_state_t
+static __dead2 void tegra_pwr_domain_power_down_wfi(const psci_power_state_t
 					     *target_state)
 {
 	/* call the chip's power down handler */
@@ -147,7 +147,7 @@ __dead2 void tegra_pwr_domain_power_down_wfi(const psci_power_state_t
  * being turned off earlier. The target_state encodes the low power state that
  * each level has woken up from.
  ******************************************************************************/
-void tegra_pwr_domain_on_finish(const psci_power_state_t *target_state)
+static void tegra_pwr_domain_on_finish(const psci_power_state_t *target_state)
 {
 	const plat_params_from_bl2_t *plat_params;
 
@@ -198,7 +198,7 @@ void tegra_pwr_domain_on_finish(const psci_power_state_t *target_state)
  * having been suspended earlier. The target_state encodes the low power state
  * that each level has woken up from.
  ******************************************************************************/
-void tegra_pwr_domain_suspend_finish(const psci_power_state_t *target_state)
+static void tegra_pwr_domain_suspend_finish(const psci_power_state_t *target_state)
 {
 	tegra_pwr_domain_on_finish(target_state);
 }
@@ -206,7 +206,7 @@ void tegra_pwr_domain_suspend_finish(const psci_power_state_t *target_state)
 /*******************************************************************************
  * Handler called when the system wants to be powered off
  ******************************************************************************/
-__dead2 void tegra_system_off(void)
+static __dead2 void tegra_system_off(void)
 {
 	INFO("Powering down system...\n");
 
@@ -216,7 +216,7 @@ __dead2 void tegra_system_off(void)
 /*******************************************************************************
  * Handler called when the system wants to be restarted.
  ******************************************************************************/
-__dead2 void tegra_system_reset(void)
+static __dead2 void tegra_system_reset(void)
 {
 	INFO("Restarting system...\n");
 
@@ -232,7 +232,7 @@ __dead2 void tegra_system_reset(void)
 /*******************************************************************************
  * Handler called to check the validity of the power state parameter.
  ******************************************************************************/
-int32_t tegra_validate_power_state(uint32_t power_state,
+static int32_t tegra_validate_power_state(uint32_t power_state,
 				   psci_power_state_t *req_state)
 {
 	assert(req_state != NULL);
@@ -243,7 +243,7 @@ int32_t tegra_validate_power_state(uint32_t power_state,
 /*******************************************************************************
  * Platform handler called to check the validity of the non secure entrypoint.
  ******************************************************************************/
-int32_t tegra_validate_ns_entrypoint(uintptr_t entrypoint)
+static int32_t tegra_validate_ns_entrypoint(uintptr_t entrypoint)
 {
 	int32_t ret = PSCI_E_INVALID_ADDRESS;
 

plat/nvidia/tegra/include/tegra_platform.h

@@ -30,6 +30,7 @@
 #define TEGRA_CHIPID_TEGRA13		U(0x13)
 #define TEGRA_CHIPID_TEGRA21		U(0x21)
 #define TEGRA_CHIPID_TEGRA18		U(0x18)
+#define TEGRA_CHIPID_TEGRA19		U(0x19)
 
 /*******************************************************************************
  * JEDEC Standard Manufacturer's Identification Code and Bank ID
@@ -52,6 +53,7 @@ bool tegra_chipid_is_t132(void);
 bool tegra_chipid_is_t186(void);
 bool tegra_chipid_is_t210(void);
 bool tegra_chipid_is_t210_b01(void);
+bool tegra_chipid_is_t194(void);
 
 /*
  * Tegra platform identifiers

plat/nvidia/tegra/include/tegra_private.h

@@ -112,19 +112,6 @@ __dead2 void tegra_soc_prepare_system_off(void);
 plat_local_state_t tegra_soc_get_target_pwr_state(uint32_t lvl,
 					     const plat_local_state_t *states,
 					     uint32_t ncpu);
-void tegra_get_sys_suspend_power_state(psci_power_state_t *req_state);
-void tegra_cpu_standby(plat_local_state_t cpu_state);
-int32_t tegra_pwr_domain_on(u_register_t mpidr);
-void tegra_pwr_domain_off(const psci_power_state_t *target_state);
-void tegra_pwr_domain_suspend(const psci_power_state_t *target_state);
-void __dead2 tegra_pwr_domain_power_down_wfi(const psci_power_state_t *target_state);
-void tegra_pwr_domain_on_finish(const psci_power_state_t *target_state);
-void tegra_pwr_domain_suspend_finish(const psci_power_state_t *target_state);
-__dead2 void tegra_system_off(void);
-__dead2 void tegra_system_reset(void);
-int32_t tegra_validate_power_state(uint32_t power_state,
-				   psci_power_state_t *req_state);
-int32_t tegra_validate_ns_entrypoint(uintptr_t entrypoint);
 
 /* Declarations for tegraXXX_pm.c */
 int tegra_prepare_cpu_suspend(unsigned int id, unsigned int afflvl);