gpu: nvgpu: add GSP and CTRL CG support

Add SLCG clock gating support for GSP and CTRL units
Bug 3452217

Change-Id: Ic014fc03c8f4ad951b1fba8ab7b3e1cd1a23a59c
Signed-off-by: Divya <dsinghatwari@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2678680
Reviewed-by: svcacv <svcacv@nvidia.com>
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-cert <svc-mobile-cert@nvidia.com>
Reviewed-by: Deepak Goyal <dgoyal@nvidia.com>
Reviewed-by: Deepak Nibade <dnibade@nvidia.com>
GVS: Gerrit_Virtual_Submit

drivers/gpu/nvgpu/hal/power_features/cg/ga10b_gating_reglist.c

@@ -31,7 +31,6 @@
 #include <nvgpu/gk20a.h>
 #include <nvgpu/fifo.h>
 #include <nvgpu/runlist.h>
-
 #include "hal/power_features/cg/gating_reglist.h"
 #include "ga10b_gating_reglist.h"
 
@@ -168,6 +167,19 @@ static const struct gating_desc ga10b_slcg_hshub[] = {
 	{.addr = 0x00004bf4U, .prod = 0x00000000U, .disable = 0xfffffffeU},
 };
 
+/* slcg Ctrl */
+static const struct gating_desc ga10b_slcg_ctrl[] = {
+	{.addr = 0x00b66a00U, .prod = 0x00000000U, .disable = 0x00000006U},
+};
+
+/* slcg GSP */
+static const struct gating_desc ga10b_slcg_gsp[] = {
+	{.addr = 0x00110134U, .prod = 0x00040140U, .disable = 0x0003fffeU},
+	{.addr = 0x00110674U, .prod = 0x00000000U, .disable = 0x0000000fU},
+	{.addr = 0x00110e28U, .prod = 0x00000000U, .disable = 0x00000001U},
+	{.addr = 0x0011083cU, .prod = 0x000000feU, .disable = 0x800000ffU},
+};
+
 /* slcg timer */
 static const struct gating_desc ga10b_slcg_timer[] = {
 	{.addr = 0x00009600U, .prod = 0x00000000U, .disable = 0x00000002U},
@@ -881,6 +893,60 @@ const struct gating_desc *ga10b_slcg_hshub_get_gating_prod(void)
 	return ga10b_slcg_hshub;
 }
 
+void ga10b_slcg_ctrl_load_gating_prod(struct gk20a *g,
+	bool prod)
+{
+	u32 i;
+	u32 size = nvgpu_safe_cast_u64_to_u32(sizeof(ga10b_slcg_ctrl)
+							/ GATING_DESC_SIZE);
+
+	if (nvgpu_is_enabled(g, NVGPU_GPU_CAN_SLCG)) {
+		for (i = 0U; i < size; i++) {
+			u32 reg = ga10b_slcg_ctrl[i].addr;
+			u32 val = prod ? ga10b_slcg_ctrl[i].prod :
+					 ga10b_slcg_ctrl[i].disable;
+			nvgpu_writel(g, reg, val);
+		}
+	}
+}
+
+u32 ga10b_slcg_ctrl_gating_prod_size(void)
+{
+	return nvgpu_safe_cast_u64_to_u32(ARRAY_SIZE(ga10b_slcg_ctrl));
+}
+
+const struct gating_desc *ga10b_slcg_ctrl_get_gating_prod(void)
+{
+	return ga10b_slcg_ctrl;
+}
+
+void ga10b_slcg_gsp_load_gating_prod(struct gk20a *g,
+	bool prod)
+{
+	u32 i;
+	u32 size = nvgpu_safe_cast_u64_to_u32(sizeof(ga10b_slcg_gsp)
+							/ GATING_DESC_SIZE);
+
+	if (nvgpu_is_enabled(g, NVGPU_GPU_CAN_SLCG)) {
+		for (i = 0U; i < size; i++) {
+			u32 reg = ga10b_slcg_gsp[i].addr;
+			u32 val = prod ? ga10b_slcg_gsp[i].prod :
+					 ga10b_slcg_gsp[i].disable;
+			nvgpu_writel(g, reg, val);
+		}
+	}
+}
+
+u32 ga10b_slcg_gsp_gating_prod_size(void)
+{
+	return nvgpu_safe_cast_u64_to_u32(ARRAY_SIZE(ga10b_slcg_gsp));
+}
+
+const struct gating_desc *ga10b_slcg_gsp_get_gating_prod(void)
+{
+	return ga10b_slcg_gsp;
+}
+
 void ga10b_blcg_bus_load_gating_prod(struct gk20a *g,
 	bool prod)
 {

drivers/gpu/nvgpu/hal/power_features/cg/ga10b_gating_reglist.h

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2014-2021, NVIDIA CORPORATION.  All rights reserved.
+ * Copyright (c) 2014-2022, NVIDIA CORPORATION.  All rights reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
  * copy of this software and associated documentation files (the "Software"),
@@ -130,6 +130,16 @@ void ga10b_slcg_hshub_load_gating_prod(struct gk20a *g,
 u32 ga10b_slcg_hshub_gating_prod_size(void);
 const struct gating_desc *ga10b_slcg_hshub_get_gating_prod(void);
 
+void ga10b_slcg_ctrl_load_gating_prod(struct gk20a *g,
+	bool prod);
+u32 ga10b_slcg_ctrl_gating_prod_size(void);
+const struct gating_desc *ga10b_slcg_ctrl_get_gating_prod(void);
+
+void ga10b_slcg_gsp_load_gating_prod(struct gk20a *g,
+	bool prod);
+u32 ga10b_slcg_gsp_gating_prod_size(void);
+const struct gating_desc *ga10b_slcg_gsp_get_gating_prod(void);
+
 void ga10b_blcg_bus_load_gating_prod(struct gk20a *g,
 	bool prod);
 u32 ga10b_blcg_bus_gating_prod_size(void);