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Merge tag 'amd-drm-next-5.18-2022-02-25' of https://gitlab.freedesktop.org/agd5f/linux into drm-next
amd-drm-next-5.18-2022-02-25: amdgpu: - Raven2 suspend/resume fix - SDMA 5.2.6 updates - VCN 3.1.2 updates - SMU 13.0.5 updates - DCN 3.1.5 updates - Virtual display fixes - SMU code cleanup - Harvest fixes - Expose benchmark tests via debugfs - Drop no longer relevant gart aperture tests - More RAS restructuring - W=1 fixes - PSR rework - DP/VGA adapter fixes - DP MST fixes - GPUVM eviction fix - GPU reset debugfs register dumping support - Misc display fixes - SR-IOV fix - Aldebaran mGPU fix - Add module parameter to disable XGMI for testing amdkfd: - IH ring overflow logging fixes - CRIU fixes - Misc fixes Signed-off-by: Dave Airlie <airlied@redhat.com> From: Alex Deucher <alexander.deucher@amd.com> Link: https://patchwork.freedesktop.org/patch/msgid/20220225183535.5907-1-alexander.deucher@amd.com
This commit is contained in:
@@ -1364,6 +1364,25 @@ static int amdgpu_debugfs_evict_gtt(void *data, u64 *val)
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return 0;
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}
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static int amdgpu_debugfs_benchmark(void *data, u64 val)
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{
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struct amdgpu_device *adev = (struct amdgpu_device *)data;
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struct drm_device *dev = adev_to_drm(adev);
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int r;
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r = pm_runtime_get_sync(dev->dev);
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if (r < 0) {
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pm_runtime_put_autosuspend(dev->dev);
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return r;
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}
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r = amdgpu_benchmark(adev, val);
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pm_runtime_mark_last_busy(dev->dev);
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pm_runtime_put_autosuspend(dev->dev);
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return r;
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}
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static int amdgpu_debugfs_vm_info_show(struct seq_file *m, void *unused)
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{
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@@ -1400,6 +1419,8 @@ DEFINE_DEBUGFS_ATTRIBUTE(amdgpu_evict_vram_fops, amdgpu_debugfs_evict_vram,
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NULL, "%lld\n");
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DEFINE_DEBUGFS_ATTRIBUTE(amdgpu_evict_gtt_fops, amdgpu_debugfs_evict_gtt,
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NULL, "%lld\n");
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DEFINE_DEBUGFS_ATTRIBUTE(amdgpu_benchmark_fops, NULL, amdgpu_debugfs_benchmark,
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"%lld\n");
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static void amdgpu_ib_preempt_fences_swap(struct amdgpu_ring *ring,
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struct dma_fence **fences)
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@@ -1619,6 +1640,86 @@ DEFINE_DEBUGFS_ATTRIBUTE(fops_ib_preempt, NULL,
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DEFINE_DEBUGFS_ATTRIBUTE(fops_sclk_set, NULL,
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amdgpu_debugfs_sclk_set, "%llu\n");
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static ssize_t amdgpu_reset_dump_register_list_read(struct file *f,
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char __user *buf, size_t size, loff_t *pos)
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{
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struct amdgpu_device *adev = (struct amdgpu_device *)file_inode(f)->i_private;
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char reg_offset[12];
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int i, ret, len = 0;
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if (*pos)
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return 0;
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memset(reg_offset, 0, 12);
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ret = down_read_killable(&adev->reset_domain->sem);
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if (ret)
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return ret;
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for (i = 0; i < adev->num_regs; i++) {
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sprintf(reg_offset, "0x%x\n", adev->reset_dump_reg_list[i]);
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up_read(&adev->reset_domain->sem);
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if (copy_to_user(buf + len, reg_offset, strlen(reg_offset)))
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return -EFAULT;
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len += strlen(reg_offset);
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ret = down_read_killable(&adev->reset_domain->sem);
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if (ret)
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return ret;
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}
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up_read(&adev->reset_domain->sem);
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*pos += len;
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return len;
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}
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static ssize_t amdgpu_reset_dump_register_list_write(struct file *f,
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const char __user *buf, size_t size, loff_t *pos)
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{
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struct amdgpu_device *adev = (struct amdgpu_device *)file_inode(f)->i_private;
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char reg_offset[11];
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uint32_t *tmp;
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int ret, i = 0, len = 0;
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do {
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memset(reg_offset, 0, 11);
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if (copy_from_user(reg_offset, buf + len,
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min(10, ((int)size-len)))) {
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ret = -EFAULT;
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goto error_free;
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}
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tmp = krealloc_array(tmp, i + 1, sizeof(uint32_t), GFP_KERNEL);
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if (sscanf(reg_offset, "%X %n", &tmp[i], &ret) != 1) {
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ret = -EINVAL;
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goto error_free;
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}
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len += ret;
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i++;
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} while (len < size);
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ret = down_write_killable(&adev->reset_domain->sem);
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if (ret)
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goto error_free;
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swap(adev->reset_dump_reg_list, tmp);
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adev->num_regs = i;
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up_write(&adev->reset_domain->sem);
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ret = size;
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error_free:
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kfree(tmp);
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return ret;
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}
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static const struct file_operations amdgpu_reset_dump_register_list = {
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.owner = THIS_MODULE,
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.read = amdgpu_reset_dump_register_list_read,
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.write = amdgpu_reset_dump_register_list_write,
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.llseek = default_llseek
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};
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int amdgpu_debugfs_init(struct amdgpu_device *adev)
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{
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struct dentry *root = adev_to_drm(adev)->primary->debugfs_root;
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@@ -1685,6 +1786,10 @@ int amdgpu_debugfs_init(struct amdgpu_device *adev)
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&amdgpu_debugfs_test_ib_fops);
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debugfs_create_file("amdgpu_vm_info", 0444, root, adev,
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&amdgpu_debugfs_vm_info_fops);
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debugfs_create_file("amdgpu_benchmark", 0200, root, adev,
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&amdgpu_benchmark_fops);
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debugfs_create_file("amdgpu_reset_dump_register_list", 0644, root, adev,
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&amdgpu_reset_dump_register_list);
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adev->debugfs_vbios_blob.data = adev->bios;
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adev->debugfs_vbios_blob.size = adev->bios_size;
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