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authorJinzhou Su <Jinzhou.Su@amd.com>2020-12-09 10:57:05 +0800
committerAlex Deucher <alexander.deucher@amd.com>2021-01-13 23:58:14 -0500
commitecaafb7b5ab6406587341d8727f237b3ee00dedf (patch)
tree263964493893d2ddada7e4fefa604b87cc99b4cb /drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h
parenta944c12724b7ba774126d87d5d9c7f6ef179e237 (diff)
drm/amdgpu: Add secure display TA interface
Add interface to load, unload, invoke command for secure display TA. v2: Add debugfs interface for secure display TA v3: fix warning in copy_from_user (Alex) Signed-off-by: Jinzhou.Su <Jinzhou.Su@amd.com> Reviewed-by: Huang Rui <ray.huang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h
index da250bc1ac57..cb50ba445f8c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h
@@ -30,6 +30,7 @@
#include "ta_xgmi_if.h"
#include "ta_ras_if.h"
#include "ta_rap_if.h"
+#include "ta_secureDisplay_if.h"
#define PSP_FENCE_BUFFER_SIZE 0x1000
#define PSP_CMD_BUFFER_SIZE 0x1000
@@ -40,6 +41,7 @@
#define PSP_HDCP_SHARED_MEM_SIZE 0x4000
#define PSP_DTM_SHARED_MEM_SIZE 0x4000
#define PSP_RAP_SHARED_MEM_SIZE 0x4000
+#define PSP_SECUREDISPLAY_SHARED_MEM_SIZE 0x4000
#define PSP_SHARED_MEM_SIZE 0x4000
#define PSP_FW_NAME_LEN 0x24
@@ -171,6 +173,15 @@ struct psp_rap_context {
struct mutex mutex;
};
+struct psp_securedisplay_context {
+ bool securedisplay_initialized;
+ uint32_t session_id;
+ struct amdgpu_bo *securedisplay_shared_bo;
+ uint64_t securedisplay_shared_mc_addr;
+ void *securedisplay_shared_buf;
+ struct mutex mutex;
+};
+
#define MEM_TRAIN_SYSTEM_SIGNATURE 0x54534942
#define GDDR6_MEM_TRAINING_DATA_SIZE_IN_BYTES 0x1000
#define GDDR6_MEM_TRAINING_OFFSET 0x8000
@@ -298,12 +309,17 @@ struct psp_context
uint32_t ta_rap_ucode_size;
uint8_t *ta_rap_start_addr;
+ uint32_t ta_securedisplay_ucode_version;
+ uint32_t ta_securedisplay_ucode_size;
+ uint8_t *ta_securedisplay_start_addr;
+
struct psp_asd_context asd_context;
struct psp_xgmi_context xgmi_context;
struct psp_ras_context ras;
struct psp_hdcp_context hdcp_context;
struct psp_dtm_context dtm_context;
struct psp_rap_context rap_context;
+ struct psp_securedisplay_context securedisplay_context;
struct mutex mutex;
struct psp_memory_training_context mem_train_ctx;
};
@@ -380,6 +396,7 @@ int psp_ras_trigger_error(struct psp_context *psp,
int psp_hdcp_invoke(struct psp_context *psp, uint32_t ta_cmd_id);
int psp_dtm_invoke(struct psp_context *psp, uint32_t ta_cmd_id);
int psp_rap_invoke(struct psp_context *psp, uint32_t ta_cmd_id);
+int psp_securedisplay_invoke(struct psp_context *psp, uint32_t ta_cmd_id);
int psp_rlc_autoload_start(struct psp_context *psp);