[PATCH 11/19] drm/i915/gem/i915_gem_ttm_move: Provide a couple of missing descriptions for 'num_pages' and 'ctx'

From: Lee Jones
Date: Fri Mar 31 2023 - 05:27:34 EST


Fixes the following W=1 kernel build warning(s):

drivers/gpu/drm/i915/gem/i915_gem_ttm_move.c:272: warning: Function parameter or member 'num_pages' not described in 'i915_ttm_memcpy_arg'
drivers/gpu/drm/i915/gem/i915_gem_ttm_move.c:569: warning: Function parameter or member 'ctx' not described in 'i915_ttm_move'

Cc: Jani Nikula <jani.nikula@xxxxxxxxxxxxxxx>
Cc: Joonas Lahtinen <joonas.lahtinen@xxxxxxxxxxxxxxx>
Cc: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
Cc: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxxxxxxxx>
Cc: David Airlie <airlied@xxxxxxxxx>
Cc: Daniel Vetter <daniel@xxxxxxxx>
Cc: Sumit Semwal <sumit.semwal@xxxxxxxxxx>
Cc: "Christian König" <christian.koenig@xxxxxxx>
Cc: intel-gfx@xxxxxxxxxxxxxxxxxxxxx
Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx
Cc: linux-media@xxxxxxxxxxxxxxx
Cc: linaro-mm-sig@xxxxxxxxxxxxxxxx
Signed-off-by: Lee Jones <lee@xxxxxxxxxx>
---
drivers/gpu/drm/i915/gem/i915_gem_ttm_move.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/i915/gem/i915_gem_ttm_move.c b/drivers/gpu/drm/i915/gem/i915_gem_ttm_move.c
index d030182ca1764..dd188dfcc423e 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_ttm_move.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_ttm_move.c
@@ -253,6 +253,7 @@ static struct dma_fence *i915_ttm_accel_move(struct ttm_buffer_object *bo,
* @_src_iter: Storage space for the source kmap iterator.
* @dst_iter: Pointer to the destination kmap iterator.
* @src_iter: Pointer to the source kmap iterator.
+ * @num_pages: Number of pages
* @clear: Whether to clear instead of copy.
* @src_rsgt: Refcounted scatter-gather list of source memory.
* @dst_rsgt: Refcounted scatter-gather list of destination memory.
@@ -557,6 +558,8 @@ __i915_ttm_move(struct ttm_buffer_object *bo,
* i915_ttm_move - The TTM move callback used by i915.
* @bo: The buffer object.
* @evict: Whether this is an eviction.
+ * @ctx: Pointer to a struct ttm_operation_ctx indicating how the waits should be
+ * performed if waiting
* @dst_mem: The destination ttm resource.
* @hop: If we need multihop, what temporary memory type to move to.
*
--
2.40.0.348.gf938b09366-goog