aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c71
1 files changed, 30 insertions, 41 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c
index 6fb3edaba0ec..1bccc5fe2d9d 100644
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c
@@ -399,7 +399,7 @@ static void sdma_v3_0_ring_set_wptr(struct amdgpu_ring *ring)
static void sdma_v3_0_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count)
{
- struct amdgpu_sdma_instance *sdma = amdgpu_get_sdma_instance(ring);
+ struct amdgpu_sdma_instance *sdma = amdgpu_sdma_get_instance_from_ring(ring);
int i;
for (i = 0; i < count; i++)
@@ -419,9 +419,12 @@ static void sdma_v3_0_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count)
* Schedule an IB in the DMA ring (VI).
*/
static void sdma_v3_0_ring_emit_ib(struct amdgpu_ring *ring,
+ struct amdgpu_job *job,
struct amdgpu_ib *ib,
- unsigned vmid, bool ctx_switch)
+ bool ctx_switch)
{
+ unsigned vmid = AMDGPU_JOB_GET_VMID(job);
+
/* IB packet must end on a 8 DW boundary */
sdma_v3_0_ring_insert_nop(ring, (10 - (lower_32_bits(ring->wptr) & 7)) % 8);
@@ -523,8 +526,8 @@ static void sdma_v3_0_gfx_stop(struct amdgpu_device *adev)
ib_cntl = REG_SET_FIELD(ib_cntl, SDMA0_GFX_IB_CNTL, IB_ENABLE, 0);
WREG32(mmSDMA0_GFX_IB_CNTL + sdma_offsets[i], ib_cntl);
}
- sdma0->ready = false;
- sdma1->ready = false;
+ sdma0->sched.ready = false;
+ sdma1->sched.ready = false;
}
/**
@@ -739,7 +742,7 @@ static int sdma_v3_0_gfx_resume(struct amdgpu_device *adev)
/* enable DMA IBs */
WREG32(mmSDMA0_GFX_IB_CNTL + sdma_offsets[i], ib_cntl);
- ring->ready = true;
+ ring->sched.ready = true;
}
/* unhalt the MEs */
@@ -749,11 +752,9 @@ static int sdma_v3_0_gfx_resume(struct amdgpu_device *adev)
for (i = 0; i < adev->sdma.num_instances; i++) {
ring = &adev->sdma.instance[i].ring;
- r = amdgpu_ring_test_ring(ring);
- if (r) {
- ring->ready = false;
+ r = amdgpu_ring_test_helper(ring);
+ if (r)
return r;
- }
if (adev->mman.buffer_funcs_ring == ring)
amdgpu_ttm_set_buffer_funcs_status(adev, true);
@@ -822,21 +823,16 @@ static int sdma_v3_0_ring_test_ring(struct amdgpu_ring *ring)
u64 gpu_addr;
r = amdgpu_device_wb_get(adev, &index);
- if (r) {
- dev_err(adev->dev, "(%d) failed to allocate wb slot\n", r);
+ if (r)
return r;
- }
gpu_addr = adev->wb.gpu_addr + (index * 4);
tmp = 0xCAFEDEAD;
adev->wb.wb[index] = cpu_to_le32(tmp);
r = amdgpu_ring_alloc(ring, 5);
- if (r) {
- DRM_ERROR("amdgpu: dma failed to lock ring %d (%d).\n", ring->idx, r);
- amdgpu_device_wb_free(adev, index);
- return r;
- }
+ if (r)
+ goto error_free_wb;
amdgpu_ring_write(ring, SDMA_PKT_HEADER_OP(SDMA_OP_WRITE) |
SDMA_PKT_HEADER_SUB_OP(SDMA_SUBOP_WRITE_LINEAR));
@@ -853,15 +849,11 @@ static int sdma_v3_0_ring_test_ring(struct amdgpu_ring *ring)
DRM_UDELAY(1);
}
- if (i < adev->usec_timeout) {
- DRM_DEBUG("ring test on %d succeeded in %d usecs\n", ring->idx, i);
- } else {
- DRM_ERROR("amdgpu: ring %d test failed (0x%08X)\n",
- ring->idx, tmp);
- r = -EINVAL;
- }
- amdgpu_device_wb_free(adev, index);
+ if (i >= adev->usec_timeout)
+ r = -ETIMEDOUT;
+error_free_wb:
+ amdgpu_device_wb_free(adev, index);
return r;
}
@@ -884,20 +876,16 @@ static int sdma_v3_0_ring_test_ib(struct amdgpu_ring *ring, long timeout)
long r;
r = amdgpu_device_wb_get(adev, &index);
- if (r) {
- dev_err(adev->dev, "(%ld) failed to allocate wb slot\n", r);
+ if (r)
return r;
- }
gpu_addr = adev->wb.gpu_addr + (index * 4);
tmp = 0xCAFEDEAD;
adev->wb.wb[index] = cpu_to_le32(tmp);
memset(&ib, 0, sizeof(ib));
r = amdgpu_ib_get(adev, NULL, 256, &ib);
- if (r) {
- DRM_ERROR("amdgpu: failed to get ib (%ld).\n", r);
+ if (r)
goto err0;
- }
ib.ptr[0] = SDMA_PKT_HEADER_OP(SDMA_OP_WRITE) |
SDMA_PKT_HEADER_SUB_OP(SDMA_SUBOP_WRITE_LINEAR);
@@ -916,21 +904,16 @@ static int sdma_v3_0_ring_test_ib(struct amdgpu_ring *ring, long timeout)
r = dma_fence_wait_timeout(f, false, timeout);
if (r == 0) {
- DRM_ERROR("amdgpu: IB test timed out\n");
r = -ETIMEDOUT;
goto err1;
} else if (r < 0) {
- DRM_ERROR("amdgpu: fence wait failed (%ld).\n", r);
goto err1;
}
tmp = le32_to_cpu(adev->wb.wb[index]);
- if (tmp == 0xDEADBEEF) {
- DRM_DEBUG("ib test on ring %d succeeded\n", ring->idx);
+ if (tmp == 0xDEADBEEF)
r = 0;
- } else {
- DRM_ERROR("amdgpu: ib test failed (0x%08X)\n", tmp);
+ else
r = -EINVAL;
- }
err1:
amdgpu_ib_free(adev, &ib, NULL);
dma_fence_put(f);
@@ -1031,7 +1014,7 @@ static void sdma_v3_0_vm_set_pte_pde(struct amdgpu_ib *ib, uint64_t pe,
*/
static void sdma_v3_0_ring_pad_ib(struct amdgpu_ring *ring, struct amdgpu_ib *ib)
{
- struct amdgpu_sdma_instance *sdma = amdgpu_get_sdma_instance(ring);
+ struct amdgpu_sdma_instance *sdma = amdgpu_sdma_get_instance_from_ring(ring);
u32 pad_count;
int i;
@@ -1163,7 +1146,7 @@ static int sdma_v3_0_sw_init(void *handle)
if (!amdgpu_sriov_vf(adev)) {
ring->use_doorbell = true;
ring->doorbell_index = (i == 0) ?
- AMDGPU_DOORBELL_sDMA_ENGINE0 : AMDGPU_DOORBELL_sDMA_ENGINE1;
+ adev->doorbell_index.sdma_engine0 : adev->doorbell_index.sdma_engine1;
} else {
ring->use_pollmem = true;
}
@@ -1440,8 +1423,14 @@ static int sdma_v3_0_process_illegal_inst_irq(struct amdgpu_device *adev,
struct amdgpu_irq_src *source,
struct amdgpu_iv_entry *entry)
{
+ u8 instance_id, queue_id;
+
DRM_ERROR("Illegal instruction in SDMA command stream\n");
- schedule_work(&adev->reset_work);
+ instance_id = (entry->ring_id & 0x3) >> 0;
+ queue_id = (entry->ring_id & 0xc) >> 2;
+
+ if (instance_id <= 1 && queue_id == 0)
+ drm_sched_fault(&adev->sdma.instance[instance_id].ring.sched);
return 0;
}