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drm/amdgpu: Add debugfs TA load/unload/invoke support

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v1:
Add debugfs support to load/unload/invoke TA in runtime.

v2:
1. Update some variables to static.
2. Use PAGE_ALIGN to calculate shared buf size directly.
3. Remove fp check.
4. Update debugfs from read to write.

Signed-off-by: John Clements <john.clements@amd.com>
Signed-off-by: Candice Li <candice.li@amd.com>
Reviewed-by: Tao Zhou <tao.zhou1@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Candice Li
2022-04-17 18:50:27 +08:00
committed by Alex Deucher
parent fe96e5636a
commit e50d9ba0d2
4 changed files with 341 additions and 1 deletions
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2
drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
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@@ -38,6 +38,7 @@
#include "amdgpu_umr.h"
#include "amdgpu_reset.h"
#include "amdgpu_psp_ta.h"
#if defined(CONFIG_DEBUG_FS)
@@ -1767,6 +1768,7 @@ int amdgpu_debugfs_init(struct amdgpu_device *adev)
DRM_ERROR("registering register debugfs failed (%d).\n", r);
amdgpu_debugfs_firmware_init(adev);
amdgpu_ta_if_debugfs_init(adev);
#if defined(CONFIG_DRM_AMD_DC)
if (amdgpu_device_has_dc_support(adev))