From: Shaoyun Liu <Shaoyun.Liu@amd.com>
Date: Mon, 5 Feb 2018 16:41:33 -0500
Subject: drm/amdgpu: Fix none-powerplay issue when load driver on emulation
 mode
Git-commit: 4a2ba394777a7da1e49f4f13a9b9d6882be1f1d4
Patch-mainline: v4.17-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166

On emulation mode , driver will be loaded with powerplay disabled

Signed-off-by: Shaoyun Liu <Shaoyun.Liu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c |    8 ++++++++
 drivers/gpu/drm/amd/amdgpu/amdgpu_device.c |    3 +++
 2 files changed, 11 insertions(+)

--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
@@ -298,6 +298,11 @@ void get_local_mem_info(struct kgd_dev *
 			mem_info->local_mem_size_public,
 			mem_info->local_mem_size_private);
 
+	if (amdgpu_emu_mode == 1) {
+		mem_info->mem_clk_max = 100;
+		return;
+	}
+
 	if (amdgpu_sriov_vf(adev))
 		mem_info->mem_clk_max = adev->clock.default_mclk / 100;
 	else
@@ -318,6 +323,9 @@ uint32_t get_max_engine_clock_in_mhz(str
 	struct amdgpu_device *adev = (struct amdgpu_device *)kgd;
 
 	/* the sclk is in quantas of 10kHz */
+	if (amdgpu_emu_mode == 1)
+		return 100;
+
 	if (amdgpu_sriov_vf(adev))
 		return adev->clock.default_sclk / 100;
 
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -1392,6 +1392,9 @@ static int amdgpu_device_ip_late_set_cg_
 {
 	int i = 0, r;
 
+	if (amdgpu_emu_mode == 1)
+		return 0;
+
 	for (i = 0; i < adev->num_ip_blocks; i++) {
 		if (!adev->ip_blocks[i].status.valid)
 			continue;