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drm/amdgpu: add atomfirmware helper function to query fw cap

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Fimware capability was changed from 16 bits to 32 bits
for atomfirmware. add helper funciton to query firmware
capability and cache the value at early stage.

Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: John Clements <john.clements@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Hawking Zhang
2021-05-13 21:46:24 +08:00
committed by Alex Deucher
parent ed9d205363
commit 5968c6a2ba
4 changed files with 44 additions and 12 deletions
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drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h
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@@ -26,6 +26,7 @@
#define get_index_into_master_table(master_table, table_name) (offsetof(struct master_table, table_name) / sizeof(uint16_t))
uint32_t amdgpu_atomfirmware_query_firmware_capability(struct amdgpu_device *adev);
bool amdgpu_atomfirmware_gpu_supports_virtualization(struct amdgpu_device *adev);
void amdgpu_atomfirmware_scratch_regs_init(struct amdgpu_device *adev);
int amdgpu_atomfirmware_allocate_fb_scratch(struct amdgpu_device *adev);