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drm/amdgpu: Fix NULL pointer when load kfd driver with PP block is disabled

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When PP block is disabled, return a fix value(100M) for mclk and sclk on
bare-metal mode. This will cover the emulation mode as well.

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>
This commit is contained in:
Shaoyun Liu 2018-03-14 14:44:58 -04:00 committed by Alex Deucher
parent ac26b0f3fc
commit 7ba01f9e12
1 changed files with 7 additions and 11 deletions
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18
drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
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@ -336,15 +336,12 @@ void get_local_mem_info(struct kgd_dev *kgd,
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
else if (adev->powerplay.pp_funcs)
mem_info->mem_clk_max = amdgpu_dpm_get_mclk(adev, false) / 100;
else
mem_info->mem_clk_max = 100;
}
uint64_t get_gpu_clock_counter(struct kgd_dev *kgd)
@ -361,13 +358,12 @@ uint32_t get_max_engine_clock_in_mhz(struct kgd_dev *kgd)
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;
return amdgpu_dpm_get_sclk(adev, false) / 100;
else if (adev->powerplay.pp_funcs)
return amdgpu_dpm_get_sclk(adev, false) / 100;
else
return 100;
}
void get_cu_info(struct kgd_dev *kgd, struct kfd_cu_info *cu_info)