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Yiqing Yaoalexdeucher
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drm/amdgpu: fix sriov reinit late orders
Use found block to call correct init/resume function on the block. Set status.hw for resume and init. Print re-init result again. Change to use dev_info. Use amdgpu_device_ip_get_ip_block to get target block instead of loop. Fixes: 502d763 ("drm/amdgpu: validate resume before function call") Signed-off-by: Yiqing Yao <YiQing.Yao@amd.com> Reviewed-by: Lijo Lazar <lijo.lazar@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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drivers/gpu/drm/amd/amdgpu/amdgpu_device.c

Lines changed: 20 additions & 23 deletions
Original file line numberDiff line numberDiff line change
@@ -3670,9 +3670,11 @@ static int amdgpu_device_ip_reinit_early_sriov(struct amdgpu_device *adev)
36703670
continue;
36713671

36723672
r = block->version->funcs->hw_init(&adev->ip_blocks[i]);
3673-
DRM_INFO("RE-INIT-early: %s %s\n", block->version->funcs->name, r?"failed":"succeeded");
3674-
if (r)
3673+
if (r) {
3674+
dev_err(adev->dev, "RE-INIT-early: %s failed\n",
3675+
block->version->funcs->name);
36753676
return r;
3677+
}
36763678
block->status.hw = true;
36773679
}
36783680
}
@@ -3682,7 +3684,8 @@ static int amdgpu_device_ip_reinit_early_sriov(struct amdgpu_device *adev)
36823684

36833685
static int amdgpu_device_ip_reinit_late_sriov(struct amdgpu_device *adev)
36843686
{
3685-
int i, r;
3687+
struct amdgpu_ip_block *block;
3688+
int i, r = 0;
36863689

36873690
static enum amd_ip_block_type ip_order[] = {
36883691
AMD_IP_BLOCK_TYPE_SMC,
@@ -3697,34 +3700,28 @@ static int amdgpu_device_ip_reinit_late_sriov(struct amdgpu_device *adev)
36973700
};
36983701

36993702
for (i = 0; i < ARRAY_SIZE(ip_order); i++) {
3700-
int j;
3701-
struct amdgpu_ip_block *block;
3702-
3703-
for (j = 0; j < adev->num_ip_blocks; j++) {
3704-
block = &adev->ip_blocks[j];
3703+
block = amdgpu_device_ip_get_ip_block(adev, ip_order[i]);
37053704

3706-
if (block->version->type != ip_order[i] ||
3707-
!block->status.valid ||
3708-
block->status.hw)
3709-
continue;
3705+
if (!block)
3706+
continue;
37103707

3708+
if (block->status.valid && !block->status.hw) {
37113709
if (block->version->type == AMD_IP_BLOCK_TYPE_SMC) {
3712-
r = amdgpu_ip_block_resume(&adev->ip_blocks[i]);
3713-
if (r)
3714-
return r;
3710+
r = amdgpu_ip_block_resume(block);
37153711
} else {
3716-
r = block->version->funcs->hw_init(&adev->ip_blocks[i]);
3717-
if (r) {
3718-
DRM_ERROR("hw_init of IP block <%s> failed %d\n",
3719-
adev->ip_blocks[i].version->funcs->name, r);
3720-
return r;
3721-
}
3722-
block->status.hw = true;
3712+
r = block->version->funcs->hw_init(block);
3713+
}
3714+
3715+
if (r) {
3716+
dev_err(adev->dev, "RE-INIT-late: %s failed\n",
3717+
block->version->funcs->name);
3718+
break;
37233719
}
3720+
block->status.hw = true;
37243721
}
37253722
}
37263723

3727-
return 0;
3724+
return r;
37283725
}
37293726

37303727
/**

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