diff options
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c | 68 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h | 1 |
3 files changed, 70 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c index a68338cb7b4a..49ca8c814455 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c @@ -2095,6 +2095,7 @@ int amdgpu_debugfs_init(struct amdgpu_device *adev) if (amdgpu_umsch_mm & amdgpu_umsch_mm_fwlog) amdgpu_debugfs_umsch_fwlog_init(adev, &adev->umsch_mm); + amdgpu_debugfs_vcn_sched_mask_init(adev); amdgpu_debugfs_jpeg_sched_mask_init(adev); amdgpu_debugfs_gfx_sched_mask_init(adev); amdgpu_debugfs_compute_sched_mask_init(adev); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c index b49c43b9fdc3..05f01f50194b 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c @@ -1320,3 +1320,71 @@ void amdgpu_vcn_sysfs_reset_mask_fini(struct amdgpu_device *adev) device_remove_file(adev->dev, &dev_attr_vcn_reset_mask); } } + +/* + * debugfs to enable/disable vcn job submission to specific core or + * instance. It is created only if the queue type is unified. + */ +#if defined(CONFIG_DEBUG_FS) +static int amdgpu_debugfs_vcn_sched_mask_set(void *data, u64 val) +{ + struct amdgpu_device *adev = (struct amdgpu_device *)data; + u32 i; + u64 mask; + struct amdgpu_ring *ring; + + if (!adev) + return -ENODEV; + + mask = (1ULL << adev->vcn.num_vcn_inst) - 1; + if ((val & mask) == 0) + return -EINVAL; + for (i = 0; i < adev->vcn.num_vcn_inst; ++i) { + ring = &adev->vcn.inst[i].ring_enc[0]; + if (val & (1ULL << i)) + ring->sched.ready = true; + else + ring->sched.ready = false; + } + /* publish sched.ready flag update effective immediately across smp */ + smp_rmb(); + return 0; +} + +static int amdgpu_debugfs_vcn_sched_mask_get(void *data, u64 *val) +{ + struct amdgpu_device *adev = (struct amdgpu_device *)data; + u32 i; + u64 mask = 0; + struct amdgpu_ring *ring; + + if (!adev) + return -ENODEV; + for (i = 0; i < adev->vcn.num_vcn_inst; ++i) { + ring = &adev->vcn.inst[i].ring_enc[0]; + if (ring->sched.ready) + mask |= 1ULL << i; + } + *val = mask; + return 0; +} + +DEFINE_DEBUGFS_ATTRIBUTE(amdgpu_debugfs_vcn_sched_mask_fops, + amdgpu_debugfs_vcn_sched_mask_get, + amdgpu_debugfs_vcn_sched_mask_set, "%llx\n"); +#endif + +void amdgpu_debugfs_vcn_sched_mask_init(struct amdgpu_device *adev) +{ +#if defined(CONFIG_DEBUG_FS) + struct drm_minor *minor = adev_to_drm(adev)->primary; + struct dentry *root = minor->debugfs_root; + char name[32]; + + if (adev->vcn.num_vcn_inst <= 1 || !adev->vcn.using_unified_queue) + return; + sprintf(name, "amdgpu_vcn_sched_mask"); + debugfs_create_file(name, 0600, root, adev, + &amdgpu_debugfs_vcn_sched_mask_fops); +#endif +} diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h index 7b528123b36e..1befe802a36f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h @@ -523,5 +523,6 @@ int amdgpu_vcn_psp_update_sram(struct amdgpu_device *adev, int inst_idx, int amdgpu_vcn_save_vcpu_bo(struct amdgpu_device *adev); int amdgpu_vcn_sysfs_reset_mask_init(struct amdgpu_device *adev); void amdgpu_vcn_sysfs_reset_mask_fini(struct amdgpu_device *adev); +void amdgpu_debugfs_vcn_sched_mask_init(struct amdgpu_device *adev); #endif |