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From 5def3bdba57a9cf20948d80f6aa4ecaa219f7cdf Mon Sep 17 00:00:00 2001
From: Tao Zhou <tao.zhou1@amd.com>
Date: Fri, 10 May 2019 16:31:57 +0800
Subject: [PATCH 2373/2940] drm/amd/powerplay/smu11: add secure board check
function (v2)
To determine whether the board is secure or not.
v2: rebase (Alex)
Signed-off-by: Tao Zhou <tao.zhou1@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Kevin Wang <kevin1.wang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/powerplay/navi10_ppt.c | 17 +++++++++++++++++
1 file changed, 17 insertions(+)
diff --git a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
index f1f920234dbd..253830f3c307 100644
--- a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
+++ b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
@@ -35,6 +35,8 @@
#include "smu_v11_0_pptable.h"
#include "smu_v11_0_ppsmc.h"
+#include "asic_reg/mp/mp_11_0_sh_mask.h"
+
#define FEATURE_MASK(feature) (1UL << feature)
#define SMC_DPM_FEATURE ( \
FEATURE_MASK(FEATURE_DPM_PREFETCHER_BIT) | \
@@ -281,6 +283,21 @@ static int navi10_get_workload_type(struct smu_context *smu, enum PP_SMC_POWER_P
return val;
}
+static bool is_asic_secure(struct smu_context *smu)
+{
+ struct amdgpu_device *adev = smu->adev;
+ bool is_secure = true;
+ uint32_t mp0_fw_intf;
+
+ mp0_fw_intf = RREG32_PCIE(MP0_Public |
+ (smnMP0_FW_INTF & 0xffffffff));
+
+ if (!(mp0_fw_intf & (1 << 19)))
+ is_secure = false;
+
+ return is_secure;
+}
+
static int
navi10_get_allowed_feature_mask(struct smu_context *smu,
uint32_t *feature_mask, uint32_t num)
--
2.17.1
|