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From bedba88fdb7617c0f1c539ae28ef358dcd324a2c Mon Sep 17 00:00:00 2001
From: Likun Gao <Likun.Gao@amd.com>
Date: Tue, 23 Aug 2022 15:34:10 +0800
Subject: drm/amdgpu: add MGCG perfmon setting for gfx11
Git-commit: 61251b2cffea8c1811bbd2dbef175b65f64aaa86
Patch-mainline: v6.0-rc3
References: jsc#PED-1166 jsc#PED-1168 jsc#PED-1170 jsc#PED-1218 jsc#PED-1220 jsc#PED-1222 jsc#PED-1223 jsc#PED-1225 jsc#PED-2849

Enable GFX11 MGCG perfmon setting.
V2: set rlc to saft mode before setting.

Signed-off-by: Likun Gao <Likun.Gao@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Patrik Jakobsson <pjakobsson@suse.de>
---
 drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c |  3 +++
 drivers/gpu/drm/amd/amdgpu/soc21.c     | 15 +++++++++++++++
 2 files changed, 18 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c
index e8db772e068c..f6b1bb40e503 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c
@@ -131,6 +131,8 @@ static void gfx_v11_0_ring_invalidate_tlbs(struct amdgpu_ring *ring,
 					   bool all_hub, uint8_t dst_sel);
 static void gfx_v11_0_set_safe_mode(struct amdgpu_device *adev);
 static void gfx_v11_0_unset_safe_mode(struct amdgpu_device *adev);
+static void gfx_v11_0_update_perf_clk(struct amdgpu_device *adev,
+				      bool enable);
 
 static void gfx11_kiq_set_resources(struct amdgpu_ring *kiq_ring, uint64_t queue_mask)
 {
@@ -1139,6 +1141,7 @@ static const struct amdgpu_gfx_funcs gfx_v11_0_gfx_funcs = {
 	.read_wave_vgprs = &gfx_v11_0_read_wave_vgprs,
 	.select_me_pipe_q = &gfx_v11_0_select_me_pipe_q,
 	.init_spm_golden = &gfx_v11_0_init_spm_golden_registers,
+	.update_perfmon_mgcg = &gfx_v11_0_update_perf_clk,
 };
 
 static int gfx_v11_0_gpu_early_init(struct amdgpu_device *adev)
diff --git a/drivers/gpu/drm/amd/amdgpu/soc21.c b/drivers/gpu/drm/amd/amdgpu/soc21.c
index 982c12964879..55284b24f113 100644
--- a/drivers/gpu/drm/amd/amdgpu/soc21.c
+++ b/drivers/gpu/drm/amd/amdgpu/soc21.c
@@ -494,6 +494,20 @@ static void soc21_pre_asic_init(struct amdgpu_device *adev)
 {
 }
 
+static int soc21_update_umd_stable_pstate(struct amdgpu_device *adev,
+					  bool enter)
+{
+	if (enter)
+		amdgpu_gfx_rlc_enter_safe_mode(adev);
+	else
+		amdgpu_gfx_rlc_exit_safe_mode(adev);
+
+	if (adev->gfx.funcs->update_perfmon_mgcg)
+		adev->gfx.funcs->update_perfmon_mgcg(adev, !enter);
+
+	return 0;
+}
+
 static const struct amdgpu_asic_funcs soc21_asic_funcs =
 {
 	.read_disabled_bios = &soc21_read_disabled_bios,
@@ -513,6 +527,7 @@ static const struct amdgpu_asic_funcs soc21_asic_funcs =
 	.supports_baco = &amdgpu_dpm_is_baco_supported,
 	.pre_asic_init = &soc21_pre_asic_init,
 	.query_video_codecs = &soc21_query_video_codecs,
+	.update_umd_stable_pstate = &soc21_update_umd_stable_pstate,
 };
 
 static int soc21_common_early_init(void *handle)
-- 
2.38.1