drm/amdgpu: Fix up missing parameters kdoc in svm_migrate_vma_to_ram

Fix these warnings by adding & deleting the deviant arguments.

gcc with W=1
drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_migrate.c:671: warning: Function parameter or member 'node' not described in 'svm_migrate_vma_to_ram'
drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_migrate.c:671: warning: Function parameter or member 'trigger' not described in 'svm_migrate_vma_to_ram'
drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_migrate.c:671: warning: Function parameter or member 'fault_page' not described in 'svm_migrate_vma_to_ram'
drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_migrate.c:671: warning: Excess function parameter 'adev' description in 'svm_migrate_vma_to_ram'
drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_migrate.c:771: warning: Function parameter or member 'fault_page' not described in 'svm_migrate_vram_to_ram'

Cc: Christian König <christian.koenig@amd.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Srinivasan Shanmugam <srinivasan.shanmugam@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdkfd/kfd_migrate.c

@@ -651,11 +651,13 @@ svm_migrate_copy_to_ram(struct amdgpu_device *adev, struct svm_range *prange,
 /**
  * svm_migrate_vma_to_ram - migrate range inside one vma from device to system
  *
- * @adev: amdgpu device to migrate from
  * @prange: svm range structure
  * @vma: vm_area_struct that range [start, end] belongs to
  * @start: range start virtual address in pages
  * @end: range end virtual address in pages
+ * @node: kfd node device to migrate from
+ * @trigger: reason of migration
+ * @fault_page: is from vmf->page, svm_migrate_to_ram(), this is CPU page fault callback
  *
  * Context: Process context, caller hold mmap read lock, prange->migrate_mutex
  *
@@ -760,6 +762,7 @@ svm_migrate_vma_to_ram(struct kfd_node *node, struct svm_range *prange,
  * @prange: range structure
  * @mm: process mm, use current->mm if NULL
  * @trigger: reason of migration
+ * @fault_page: is from vmf->page, svm_migrate_to_ram(), this is CPU page fault callback
  *
  * Context: Process context, caller hold mmap read lock, prange->migrate_mutex
  *