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drm/amdgpu: split ip hw_init into 2 phases

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We need to do some IPs earlier to deal with ordering issues
similar to how resume is split into two phases.

Will do fw loading via smu/psp between the two phases.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Rex Zhu 2018-10-10 19:28:30 +08:00 committed by Alex Deucher
parent 735f654e5d
commit 0a4f25205e
1 changed files with 53 additions and 13 deletions
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66
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
View file

@ -1525,6 +1525,51 @@ static int amdgpu_device_ip_early_init(struct amdgpu_device *adev)
return 0;
}
static int amdgpu_device_ip_hw_init_phase1(struct amdgpu_device *adev)
{
int i, r;
for (i = 0; i < adev->num_ip_blocks; i++) {
if (!adev->ip_blocks[i].status.sw)
continue;
if (adev->ip_blocks[i].status.hw)
continue;
if (adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_COMMON ||
adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_IH) {
r = adev->ip_blocks[i].version->funcs->hw_init(adev);
if (r) {
DRM_ERROR("hw_init of IP block <%s> failed %d\n",
adev->ip_blocks[i].version->funcs->name, r);
return r;
}
adev->ip_blocks[i].status.hw = true;
}
}
return 0;
}
static int amdgpu_device_ip_hw_init_phase2(struct amdgpu_device *adev)
{
int i, r;
for (i = 0; i < adev->num_ip_blocks; i++) {
if (!adev->ip_blocks[i].status.sw)
continue;
if (adev->ip_blocks[i].status.hw)
continue;
r = adev->ip_blocks[i].version->funcs->hw_init(adev);
if (r) {
DRM_ERROR("hw_init of IP block <%s> failed %d\n",
adev->ip_blocks[i].version->funcs->name, r);
return r;
}
adev->ip_blocks[i].status.hw = true;
}
return 0;
}
/**
* amdgpu_device_ip_init - run init for hardware IPs
*
@ -1584,19 +1629,14 @@ static int amdgpu_device_ip_init(struct amdgpu_device *adev)
r = amdgpu_ucode_create_bo(adev); /* create ucode bo when sw_init complete*/
if (r)
return r;
for (i = 0; i < adev->num_ip_blocks; i++) {
if (!adev->ip_blocks[i].status.sw)
continue;
if (adev->ip_blocks[i].status.hw)
continue;
r = adev->ip_blocks[i].version->funcs->hw_init((void *)adev);
if (r) {
DRM_ERROR("hw_init of IP block <%s> failed %d\n",
adev->ip_blocks[i].version->funcs->name, r);
return r;
}
adev->ip_blocks[i].status.hw = true;
}
r = amdgpu_device_ip_hw_init_phase1(adev);
if (r)
return r;
r = amdgpu_device_ip_hw_init_phase2(adev);
if (r)
return r;
amdgpu_xgmi_add_device(adev);
amdgpu_amdkfd_device_init(adev);