refactor(versal): move set wake src fn to common place

Moved pm_client_set_wakeup_sources() to make common for both Versal and
Versal NET platforms.

Signed-off-by: Jay Buddhabhatti <jay.buddhabhatti@amd.com>
Change-Id: Ib82c5f85a0a27bc47940f6796f1cf68b2c38a908

plat/xilinx/common/include/pm_api_sys.h

@@ -40,6 +40,7 @@ enum pm_ret_status pm_set_wakeup_source(uint32_t target, uint32_t device_id,
 					uint8_t enable, uint32_t flag);
 enum pm_ret_status pm_get_callbackdata(uint32_t *data, size_t count, uint32_t flag,
 			 uint32_t ack);
+void pm_client_set_wakeup_sources(uint32_t node_id);
 enum pm_ret_status pm_pll_set_param(uint32_t clk_id, uint32_t param,
 				    uint32_t value, uint32_t flag);
 enum pm_ret_status pm_pll_get_param(uint32_t clk_id, uint32_t param,

plat/xilinx/common/include/pm_client.h

@@ -1,7 +1,7 @@
 /*
  * Copyright (c) 2013-2019, ARM Limited and Contributors. All rights reserved.
  * Copyright (c) 2020-2022, Xilinx, Inc. All rights reserved.
- * Copyright (c) 2022, Advanced Micro Devices, Inc. All rights reserved.
+ * Copyright (c) 2022-2023, Advanced Micro Devices, Inc. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -22,6 +22,10 @@ void pm_client_suspend(const struct pm_proc *proc, uint32_t state);
 void pm_client_abort_suspend(void);
 void pm_client_wakeup(const struct pm_proc *proc);
 
+#if !defined(PLAT_zynqmp)
+enum pm_device_node_idx irq_to_pm_node_idx(uint32_t irq);
+#endif
+
 /* Global variables to be set in pm_client.c */
 extern const struct pm_proc *primary_proc;
 

plat/xilinx/common/pm_service/pm_api_sys.c

@@ -10,14 +10,20 @@
  * IPI interrupts
  */
 
+#include <drivers/arm/gic_common.h>
+#include <lib/mmio.h>
+#include <lib/utils.h>
+#include <plat/common/platform.h>
+#include <platform_def.h>
+#include <pm_api_sys.h>
+#include <pm_client.h>
 #include <pm_common.h>
+#include <pm_defs.h>
 #include <pm_ipi.h>
-#include <plat/common/platform.h>
-#include "pm_api_sys.h"
-#include "pm_client.h"
-#include "pm_defs.h"
 #include "pm_svc_main.h"
 
+#define NUM_GICD_ISENABLER	((IRQ_MAX >> 5U) + 1U)
+
 /* default shutdown/reboot scope is system(2) */
 static uint32_t pm_shutdown_scope = XPM_SHUTDOWN_SUBTYPE_RST_SYSTEM;
 
@@ -33,6 +39,57 @@ uint32_t pm_get_shutdown_scope(void)
 
 /* PM API functions */
 
+/**
+ * pm_client_set_wakeup_sources - Set all devices with enabled interrupts as
+ *                                wake sources in the XilPM.
+ * @node_id:    Node id of processor
+ */
+void pm_client_set_wakeup_sources(uint32_t node_id)
+{
+	uint32_t reg_num, device_id;
+	uint8_t pm_wakeup_nodes_set[XPM_NODEIDX_DEV_MAX] = {0U};
+	uintptr_t isenabler1 = PLAT_GICD_BASE_VALUE + GICD_ISENABLER + 4U;
+
+	zeromem(&pm_wakeup_nodes_set, (u_register_t)sizeof(pm_wakeup_nodes_set));
+
+	for (reg_num = 0U; reg_num < NUM_GICD_ISENABLER; reg_num++) {
+		uint32_t base_irq = reg_num << ISENABLER_SHIFT;
+		uint32_t reg = mmio_read_32(isenabler1 + (reg_num << 2));
+
+		if (reg == 0U) {
+			continue;
+		}
+
+		while (reg != 0U) {
+			enum pm_device_node_idx node_idx;
+			uint32_t idx, irq, lowest_set = reg & (-reg);
+			enum pm_ret_status ret;
+
+			idx = __builtin_ctz(lowest_set);
+			irq = base_irq + idx;
+
+			if (irq > IRQ_MAX) {
+				break;
+			}
+
+			node_idx = irq_to_pm_node_idx(irq);
+			reg &= ~lowest_set;
+
+			if ((node_idx > XPM_NODEIDX_DEV_MIN) && (node_idx < XPM_NODEIDX_DEV_MAX)) {
+				if (pm_wakeup_nodes_set[node_idx] == 0U) {
+					/* Get device ID from node index */
+					device_id = PERIPH_DEVID(node_idx);
+					ret = pm_set_wakeup_source(node_id,
+								   device_id, 1U,
+								   SECURE_FLAG);
+					pm_wakeup_nodes_set[node_idx] = (ret == PM_RET_SUCCESS) ?
+										 1U : 0U;
+				}
+			}
+		}
+	}
+}
+
 /**
  * pm_handle_eemi_call() - PM call for processor to send eemi payload
  * @flag	0 - Call from secure source

plat/xilinx/versal/include/platform_def.h

@@ -102,4 +102,6 @@
 	INTR_PROP_DESC(PLAT_VERSAL_IPI_IRQ, GIC_HIGHEST_SEC_PRIORITY, grp, \
 			GIC_INTR_CFG_EDGE), \
 
+#define IRQ_MAX		142U
+
 #endif /* PLATFORM_DEF_H */

plat/xilinx/versal/pm_service/pm_client.c

@@ -25,8 +25,6 @@
 #include "pm_defs.h"
 
 #define UNDEFINED_CPUID		(~0)
-#define IRQ_MAX		142U
-#define NUM_GICD_ISENABLER	((IRQ_MAX >> 5U) + 1U)
 
 DEFINE_BAKERY_LOCK(pm_client_secure_lock);
 
@@ -106,62 +104,12 @@ static enum pm_device_node_idx irq_node_map[IRQ_MAX + 1] = {
  *
  * Return:	PM node index corresponding to the specified interrupt
  */
-static enum pm_device_node_idx irq_to_pm_node_idx(uint32_t irq)
+enum pm_device_node_idx irq_to_pm_node_idx(uint32_t irq)
 {
 	assert(irq <= IRQ_MAX);
 	return irq_node_map[irq];
 }
 
-/**
- * pm_client_set_wakeup_sources - Set all devices with enabled interrupts as
- *				  wake sources in the LibPM.
- * @node_id:	Node id of processor
- */
-static void pm_client_set_wakeup_sources(uint32_t node_id)
-{
-	uint32_t reg_num;
-	uint32_t device_id;
-	uint8_t pm_wakeup_nodes_set[XPM_NODEIDX_DEV_MAX] = { 0U };
-	uintptr_t isenabler1 = PLAT_GICD_BASE_VALUE + GICD_ISENABLER + 4;
-
-	for (reg_num = 0U; reg_num < NUM_GICD_ISENABLER; reg_num++) {
-		uint32_t base_irq = reg_num << ISENABLER_SHIFT;
-		uint32_t reg = mmio_read_32(isenabler1 + (reg_num << 2));
-
-		if (reg == 0U) {
-			continue;
-		}
-
-		while (reg != 0U) {
-			enum pm_device_node_idx node_idx;
-			uint32_t idx, irq, lowest_set = reg & (-reg);
-			enum pm_ret_status ret;
-
-			idx = __builtin_ctz(lowest_set);
-			irq = base_irq + idx;
-
-			if (irq > IRQ_MAX) {
-				break;
-			}
-
-			node_idx = irq_to_pm_node_idx(irq);
-			reg &= ~lowest_set;
-
-			if (node_idx > XPM_NODEIDX_DEV_MIN && node_idx < XPM_NODEIDX_DEV_MAX) {
-				if (pm_wakeup_nodes_set[node_idx] == 0U) {
-					/* Get device ID from node index */
-					device_id = PERIPH_DEVID(node_idx);
-					ret = pm_set_wakeup_source(node_id,
-								   device_id, 1,
-								   SECURE_FLAG);
-					pm_wakeup_nodes_set[node_idx] = (ret == PM_RET_SUCCESS) ?
-											 1 : 0;
-				}
-			}
-		}
-	}
-}
-
 /**
  * pm_client_suspend() - Client-specific suspend actions
  *

plat/xilinx/versal_net/include/platform_def.h

@@ -114,4 +114,6 @@
 	INTR_PROP_DESC(PLAT_VERSAL_IPI_IRQ, GIC_HIGHEST_SEC_PRIORITY, grp, \
 			GIC_INTR_CFG_EDGE), \
 
+#define IRQ_MAX		200U
+
 #endif /* PLATFORM_DEF_H */