now use new gpu recover
Change-Id: Ieccd25772c47c0e710ad81537a3dd0c1767585a1
Signed-off-by: Monk Liu <[email protected]>
---
drivers/gpu/drm/amd/amdgpu/amdgpu.h | 2 +-
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 298 -----------------------------
drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c | 10 +-
drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c | 2 +-
drivers/gpu/drm/amd/amdgpu/amdgpu_job.c | 5 +-
drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h | 1 -
drivers/gpu/drm/amd/amdgpu/mxgpu_ai.c | 2 +-
drivers/gpu/drm/amd/amdgpu/mxgpu_vi.c | 2 +-
8 files changed, 10 insertions(+), 312 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index 003668f..335df11 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -1844,7 +1844,7 @@ amdgpu_get_sdma_instance(struct amdgpu_ring *ring)
#define amdgpu_psp_check_fw_loading_status(adev, i)
(adev)->firmware.funcs->check_fw_loading_status((adev), (i))
/* Common functions */
-int amdgpu_gpu_reset(struct amdgpu_device *adev);
+int amdgpu_gpu_recover(struct amdgpu_device *adev, struct amdgpu_job* job);
bool amdgpu_need_backup(struct amdgpu_device *adev);
void amdgpu_pci_config_reset(struct amdgpu_device *adev);
bool amdgpu_need_post(struct amdgpu_device *adev);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 0db3b3c..a2f9a7f 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -2818,304 +2818,6 @@ static int amdgpu_recover_vram_from_shadow(struct
amdgpu_device *adev,
return r;
}
-/**
- * amdgpu_sriov_gpu_reset - reset the asic
- *
- * @adev: amdgpu device pointer
- * @job: which job trigger hang
- *
- * Attempt the reset the GPU if it has hung (all asics).
- * for SRIOV case.
- * Returns 0 for success or an error on failure.
- */
-int amdgpu_sriov_gpu_reset(struct amdgpu_device *adev, struct amdgpu_job *job)
-{
- int i, j, r = 0;
- int resched;
- struct amdgpu_bo *bo, *tmp;
- struct amdgpu_ring *ring;
- struct dma_fence *fence = NULL, *next = NULL;
-
- mutex_lock(&adev->virt.lock_reset);
- atomic_inc(&adev->gpu_reset_counter);
- adev->in_sriov_reset = true;
-
- /* block TTM */
- resched = ttm_bo_lock_delayed_workqueue(&adev->mman.bdev);
-
- /* we start from the ring trigger GPU hang */
- j = job ? job->ring->idx : 0;
-
- /* block scheduler */
- for (i = j; i < j + AMDGPU_MAX_RINGS; ++i) {
- ring = adev->rings[i % AMDGPU_MAX_RINGS];
- if (!ring || !ring->sched.thread)
- continue;
-
- kthread_park(ring->sched.thread);
-
- if (job && j != i)
- continue;
-
- /* here give the last chance to check if job removed from
mirror-list
- * since we already pay some time on kthread_park */
- if (job && list_empty(&job->base.node)) {
- kthread_unpark(ring->sched.thread);
- goto give_up_reset;
- }
-
- if (amd_sched_invalidate_job(&job->base, amdgpu_job_hang_limit))
- amd_sched_job_kickout(&job->base);
-
- /* only do job_reset on the hang ring if @job not NULL */
- amd_sched_hw_job_reset(&ring->sched, NULL);
-
- /* after all hw jobs are reset, hw fence is meaningless, so
force_completion */
- amdgpu_fence_driver_force_completion(ring);
- }
-
- /* request to take full control of GPU before re-initialization */
- if (job)
- amdgpu_virt_reset_gpu(adev);
- else
- amdgpu_virt_request_full_gpu(adev, true);
-
-
- /* Resume IP prior to SMC */
- amdgpu_sriov_reinit_early(adev);
-
- /* we need recover gart prior to run SMC/CP/SDMA resume */
- amdgpu_ttm_recover_gart(adev);
-
- /* now we are okay to resume SMC/CP/SDMA */
- amdgpu_sriov_reinit_late(adev);
-
- amdgpu_irq_gpu_reset_resume_helper(adev);
-
- if (amdgpu_ib_ring_tests(adev))
- dev_err(adev->dev, "[GPU_RESET] ib ring test failed (%d).\n",
r);
-
- /* release full control of GPU after ib test */
- amdgpu_virt_release_full_gpu(adev, true);
-
- DRM_INFO("recover vram bo from shadow\n");
-
- ring = adev->mman.buffer_funcs_ring;
- mutex_lock(&adev->shadow_list_lock);
- list_for_each_entry_safe(bo, tmp, &adev->shadow_list, shadow_list) {
- next = NULL;
- amdgpu_recover_vram_from_shadow(adev, ring, bo, &next);
- if (fence) {
- r = dma_fence_wait(fence, false);
- if (r) {
- WARN(r, "recovery from shadow isn't
completed\n");
- break;
- }
- }
-
- dma_fence_put(fence);
- fence = next;
- }
- mutex_unlock(&adev->shadow_list_lock);
-
- if (fence) {
- r = dma_fence_wait(fence, false);
- if (r)
- WARN(r, "recovery from shadow isn't completed\n");
- }
- dma_fence_put(fence);
-
- for (i = j; i < j + AMDGPU_MAX_RINGS; ++i) {
- ring = adev->rings[i % AMDGPU_MAX_RINGS];
- if (!ring || !ring->sched.thread)
- continue;
-
- if (job && j != i) {
- kthread_unpark(ring->sched.thread);
- continue;
- }
-
- amd_sched_job_recovery(&ring->sched);
- kthread_unpark(ring->sched.thread);
- }
-
- drm_helper_resume_force_mode(adev->ddev);
-give_up_reset:
- ttm_bo_unlock_delayed_workqueue(&adev->mman.bdev, resched);
- if (r) {
- /* bad news, how to tell it to userspace ? */
- dev_info(adev->dev, "GPU reset failed\n");
- } else {
- dev_info(adev->dev, "GPU reset successed!\n");
- }
-
- adev->in_sriov_reset = false;
- mutex_unlock(&adev->virt.lock_reset);
- return r;
-}
-
-/**
- * amdgpu_gpu_reset - reset the asic
- *
- * @adev: amdgpu device pointer
- *
- * Attempt the reset the GPU if it has hung (all asics).
- * Returns 0 for success or an error on failure.
- */
-int amdgpu_gpu_reset(struct amdgpu_device *adev)
-{
- struct drm_atomic_state *state = NULL;
- int i, r;
- int resched;
- bool need_full_reset, vram_lost = false;
-
- if (!amdgpu_check_soft_reset(adev)) {
- DRM_INFO("No hardware hang detected. Did some blocks stall?\n");
- return 0;
- }
-
- atomic_inc(&adev->gpu_reset_counter);
-
- /* block TTM */
- resched = ttm_bo_lock_delayed_workqueue(&adev->mman.bdev);
- /* store modesetting */
- if (amdgpu_device_has_dc_support(adev))
- state = drm_atomic_helper_suspend(adev->ddev);
-
- /* block scheduler */
- for (i = 0; i < AMDGPU_MAX_RINGS; ++i) {
- struct amdgpu_ring *ring = adev->rings[i];
-
- if (!ring || !ring->sched.thread)
- continue;
- kthread_park(ring->sched.thread);
- amd_sched_hw_job_reset(&ring->sched, NULL);
- /* after all hw jobs are reset, hw fence is meaningless, so
force_completion */
- amdgpu_fence_driver_force_completion(ring);
- }
-
- need_full_reset = amdgpu_need_full_reset(adev);
-
- if (!need_full_reset) {
- amdgpu_pre_soft_reset(adev);
- r = amdgpu_soft_reset(adev);
- amdgpu_post_soft_reset(adev);
- if (r || amdgpu_check_soft_reset(adev)) {
- DRM_INFO("soft reset failed, will fallback to full
reset!\n");
- need_full_reset = true;
- }
- }
-
- if (need_full_reset) {
- r = amdgpu_suspend(adev);
-
-retry:
- amdgpu_atombios_scratch_regs_save(adev);
- r = amdgpu_asic_reset(adev);
- amdgpu_atombios_scratch_regs_restore(adev);
- /* post card */
- amdgpu_atom_asic_init(adev->mode_info.atom_context);
-
- if (!r) {
- dev_info(adev->dev, "GPU reset succeeded, trying to
resume\n");
- r = amdgpu_resume_phase1(adev);
- if (r)
- goto out;
- vram_lost = amdgpu_check_vram_lost(adev);
- if (vram_lost) {
- DRM_ERROR("VRAM is lost!\n");
- atomic_inc(&adev->vram_lost_counter);
- }
- r = amdgpu_ttm_recover_gart(adev);
- if (r)
- goto out;
- r = amdgpu_resume_phase2(adev);
- if (r)
- goto out;
- if (vram_lost)
- amdgpu_fill_reset_magic(adev);
- }
- }
-out:
- if (!r) {
- amdgpu_irq_gpu_reset_resume_helper(adev);
- r = amdgpu_ib_ring_tests(adev);
- if (r) {
- dev_err(adev->dev, "ib ring test failed (%d).\n", r);
- r = amdgpu_suspend(adev);
- need_full_reset = true;
- goto retry;
- }
- /**
- * recovery vm page tables, since we cannot depend on VRAM is
- * consistent after gpu full reset.
- */
- if (need_full_reset && amdgpu_need_backup(adev)) {
- struct amdgpu_ring *ring = adev->mman.buffer_funcs_ring;
- struct amdgpu_bo *bo, *tmp;
- struct dma_fence *fence = NULL, *next = NULL;
-
- DRM_INFO("recover vram bo from shadow\n");
- mutex_lock(&adev->shadow_list_lock);
- list_for_each_entry_safe(bo, tmp, &adev->shadow_list,
shadow_list) {
- next = NULL;
- amdgpu_recover_vram_from_shadow(adev, ring, bo,
&next);
- if (fence) {
- r = dma_fence_wait(fence, false);
- if (r) {
- WARN(r, "recovery from shadow
isn't completed\n");
- break;
- }
- }
-
- dma_fence_put(fence);
- fence = next;
- }
- mutex_unlock(&adev->shadow_list_lock);
- if (fence) {
- r = dma_fence_wait(fence, false);
- if (r)
- WARN(r, "recovery from shadow isn't
completed\n");
- }
- dma_fence_put(fence);
- }
- for (i = 0; i < AMDGPU_MAX_RINGS; ++i) {
- struct amdgpu_ring *ring = adev->rings[i];
-
- if (!ring || !ring->sched.thread)
- continue;
-
- amd_sched_job_recovery(&ring->sched);
- kthread_unpark(ring->sched.thread);
- }
- } else {
- dev_err(adev->dev, "asic resume failed (%d).\n", r);
- for (i = 0; i < AMDGPU_MAX_RINGS; ++i) {
- if (adev->rings[i] && adev->rings[i]->sched.thread) {
- kthread_unpark(adev->rings[i]->sched.thread);
- }
- }
- }
-
- if (amdgpu_device_has_dc_support(adev)) {
- r = drm_atomic_helper_resume(adev->ddev, state);
- amdgpu_dm_display_resume(adev);
- } else
- drm_helper_resume_force_mode(adev->ddev);
-
- ttm_bo_unlock_delayed_workqueue(&adev->mman.bdev, resched);
- if (r) {
- /* bad news, how to tell it to userspace ? */
- dev_info(adev->dev, "GPU reset failed\n");
- }
- else {
- dev_info(adev->dev, "GPU reset successed!\n");
- }
-
- amdgpu_vf_error_trans_all(adev);
- return r;
-}
-
static int amdgpu_reset(struct amdgpu_device *adev, uint64_t* reset_flags)
{
int r;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c
index d7374cf..9d67bcb 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c
@@ -694,25 +694,25 @@ static int amdgpu_debugfs_fence_info(struct seq_file *m,
void *data)
}
/**
- * amdgpu_debugfs_gpu_reset - manually trigger a gpu reset
+ * amdgpu_debugfs_gpu_recover - manually trigger a gpu reset & recover
*
* Manually trigger a gpu reset at the next fence wait.
*/
-static int amdgpu_debugfs_gpu_reset(struct seq_file *m, void *data)
+static int amdgpu_debugfs_gpu_recover(struct seq_file *m, void *data)
{
struct drm_info_node *node = (struct drm_info_node *) m->private;
struct drm_device *dev = node->minor->dev;
struct amdgpu_device *adev = dev->dev_private;
- seq_printf(m, "gpu reset\n");
- amdgpu_gpu_reset(adev);
+ seq_printf(m, "gpu recover\n");
+ amdgpu_gpu_recover(adev, NULL);
return 0;
}
static const struct drm_info_list amdgpu_debugfs_fence_list[] = {
{"amdgpu_fence_info", &amdgpu_debugfs_fence_info, 0, NULL},
- {"amdgpu_gpu_reset", &amdgpu_debugfs_gpu_reset, 0, NULL}
+ {"amdgpu_gpu_recover", &amdgpu_debugfs_gpu_recover, 0, NULL}
};
static const struct drm_info_list amdgpu_debugfs_fence_list_sriov[] = {
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c
index 47c5ce9..9c2f87c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c
@@ -88,7 +88,7 @@ static void amdgpu_irq_reset_work_func(struct work_struct
*work)
reset_work);
if (!amdgpu_sriov_vf(adev))
- amdgpu_gpu_reset(adev);
+ amdgpu_gpu_recover(adev, NULL);
}
/* Disable *all* interrupts */
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c
index f08fde9..ac6a4f3 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c
@@ -37,10 +37,7 @@ static void amdgpu_job_timedout(struct amd_sched_job *s_job)
atomic_read(&job->ring->fence_drv.last_seq),
job->ring->fence_drv.sync_seq);
- if (amdgpu_sriov_vf(job->adev))
- amdgpu_sriov_gpu_reset(job->adev, job);
- else
- amdgpu_gpu_reset(job->adev);
+ amdgpu_gpu_recover(job->adev, job);
}
int amdgpu_job_alloc(struct amdgpu_device *adev, unsigned num_ibs,
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h
b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h
index b89d37f..3a661aa 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h
@@ -285,7 +285,6 @@ void amdgpu_virt_kiq_wreg(struct amdgpu_device *adev,
uint32_t reg, uint32_t v);
int amdgpu_virt_request_full_gpu(struct amdgpu_device *adev, bool init);
int amdgpu_virt_release_full_gpu(struct amdgpu_device *adev, bool init);
int amdgpu_virt_reset_gpu(struct amdgpu_device *adev);
-int amdgpu_sriov_gpu_reset(struct amdgpu_device *adev, struct amdgpu_job *job);
int amdgpu_virt_alloc_mm_table(struct amdgpu_device *adev);
void amdgpu_virt_free_mm_table(struct amdgpu_device *adev);
int amdgpu_virt_fw_reserve_get_checksum(void *obj, unsigned long obj_size,
diff --git a/drivers/gpu/drm/amd/amdgpu/mxgpu_ai.c
b/drivers/gpu/drm/amd/amdgpu/mxgpu_ai.c
index b4906d2..f8522a0 100644
--- a/drivers/gpu/drm/amd/amdgpu/mxgpu_ai.c
+++ b/drivers/gpu/drm/amd/amdgpu/mxgpu_ai.c
@@ -254,7 +254,7 @@ static void xgpu_ai_mailbox_flr_work(struct work_struct
*work)
}
/* Trigger recovery due to world switch failure */
- amdgpu_sriov_gpu_reset(adev, NULL);
+ amdgpu_gpu_recover(adev, NULL);
}
static int xgpu_ai_set_mailbox_rcv_irq(struct amdgpu_device *adev,
diff --git a/drivers/gpu/drm/amd/amdgpu/mxgpu_vi.c
b/drivers/gpu/drm/amd/amdgpu/mxgpu_vi.c
index c25a831..dae6d3a 100644
--- a/drivers/gpu/drm/amd/amdgpu/mxgpu_vi.c
+++ b/drivers/gpu/drm/amd/amdgpu/mxgpu_vi.c
@@ -514,7 +514,7 @@ static void xgpu_vi_mailbox_flr_work(struct work_struct
*work)
}
/* Trigger recovery due to world switch failure */
- amdgpu_sriov_gpu_reset(adev, NULL);
+ amdgpu_gpu_recover(adev, NULL);
}
static int xgpu_vi_set_mailbox_rcv_irq(struct amdgpu_device *adev,
--
2.7.4
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