Fixes the following W=1 kernel build warning(s): drivers/gpu/drm/ttm/ttm_bo.c:51: warning: Function parameter or member 'ttm_global_mutex' not described in 'DEFINE_MUTEX' drivers/gpu/drm/ttm/ttm_bo.c:286: warning: Function parameter or member 'bo' not described in 'ttm_bo_cleanup_memtype_use' drivers/gpu/drm/ttm/ttm_bo.c:359: warning: Function parameter or member 'bo' not described in 'ttm_bo_cleanup_refs' drivers/gpu/drm/ttm/ttm_bo.c:359: warning: Function parameter or member 'interruptible' not described in 'ttm_bo_cleanup_refs' drivers/gpu/drm/ttm/ttm_bo.c:359: warning: Function parameter or member 'no_wait_gpu' not described in 'ttm_bo_cleanup_refs' drivers/gpu/drm/ttm/ttm_bo.c:359: warning: Function parameter or member 'unlock_resv' not described in 'ttm_bo_cleanup_refs' drivers/gpu/drm/ttm/ttm_bo.c:424: warning: Function parameter or member 'bdev' not described in 'ttm_bo_delayed_delete' drivers/gpu/drm/ttm/ttm_bo.c:424: warning: Function parameter or member 'remove_all' not described in 'ttm_bo_delayed_delete' drivers/gpu/drm/ttm/ttm_bo.c:635: warning: Function parameter or member 'bo' not described in 'ttm_bo_evict_swapout_allowable' drivers/gpu/drm/ttm/ttm_bo.c:635: warning: Function parameter or member 'ctx' not described in 'ttm_bo_evict_swapout_allowable' drivers/gpu/drm/ttm/ttm_bo.c:635: warning: Function parameter or member 'locked' not described in 'ttm_bo_evict_swapout_allowable' drivers/gpu/drm/ttm/ttm_bo.c:635: warning: Function parameter or member 'busy' not described in 'ttm_bo_evict_swapout_allowable' drivers/gpu/drm/ttm/ttm_bo.c:769: warning: Function parameter or member 'bo' not described in 'ttm_bo_add_move_fence' drivers/gpu/drm/ttm/ttm_bo.c:769: warning: Function parameter or member 'man' not described in 'ttm_bo_add_move_fence' drivers/gpu/drm/ttm/ttm_bo.c:769: warning: Function parameter or member 'mem' not described in 'ttm_bo_add_move_fence' drivers/gpu/drm/ttm/ttm_bo.c:769: warning: Function parameter or member 'no_wait_gpu' not described in 'ttm_bo_add_move_fence' drivers/gpu/drm/ttm/ttm_bo.c:806: warning: Function parameter or member 'bo' not described in 'ttm_bo_mem_force_space' drivers/gpu/drm/ttm/ttm_bo.c:806: warning: Function parameter or member 'place' not described in 'ttm_bo_mem_force_space' drivers/gpu/drm/ttm/ttm_bo.c:806: warning: Function parameter or member 'mem' not described in 'ttm_bo_mem_force_space' drivers/gpu/drm/ttm/ttm_bo.c:806: warning: Function parameter or member 'ctx' not described in 'ttm_bo_mem_force_space' drivers/gpu/drm/ttm/ttm_bo.c:872: warning: Function parameter or member 'bo' not described in 'ttm_bo_mem_space' drivers/gpu/drm/ttm/ttm_bo.c:872: warning: Function parameter or member 'placement' not described in 'ttm_bo_mem_space' drivers/gpu/drm/ttm/ttm_bo.c:872: warning: Function parameter or member 'mem' not described in 'ttm_bo_mem_space' drivers/gpu/drm/ttm/ttm_bo.c:872: warning: Function parameter or member 'ctx' not described in 'ttm_bo_mem_space' drivers/gpu/drm/ttm/ttm_bo.c:1387: warning: Function parameter or member 'ctx' not described in 'ttm_bo_swapout' Cc: Christian Koenig <christian.koenig@xxxxxxx> Cc: Huang Rui <ray.huang@xxxxxxx> Cc: David Airlie <airlied@xxxxxxxx> Cc: Daniel Vetter <daniel@xxxxxxxx> Cc: Sumit Semwal <sumit.semwal@xxxxxxxxxx> Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx Cc: linux-media@xxxxxxxxxxxxxxx Cc: linaro-mm-sig@xxxxxxxxxxxxxxxx Signed-off-by: Lee Jones <lee.jones@xxxxxxxxxx> --- drivers/gpu/drm/ttm/ttm_bo.c | 23 ++++++++++++----------- 1 file changed, 12 insertions(+), 11 deletions(-) diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c index c63b7ea1cd5d0..2b69c959d7f4d 100644 --- a/drivers/gpu/drm/ttm/ttm_bo.c +++ b/drivers/gpu/drm/ttm/ttm_bo.c @@ -45,7 +45,7 @@ static void ttm_bo_global_kobj_release(struct kobject *kobj); -/** +/* * ttm_global_mutex - protecting the global BO state */ DEFINE_MUTEX(ttm_global_mutex); @@ -274,7 +274,7 @@ static int ttm_bo_handle_move_mem(struct ttm_buffer_object *bo, return ret; } -/** +/* * Call bo::reserved. * Will release GPU memory type usage on destruction. * This is the place to put in driver specific hooks to release @@ -348,9 +348,10 @@ static void ttm_bo_flush_all_fences(struct ttm_buffer_object *bo) * Must be called with lru_lock and reservation held, this function * will drop the lru lock and optionally the reservation lock before returning. * - * @interruptible Any sleeps should occur interruptibly. - * @no_wait_gpu Never wait for gpu. Return -EBUSY instead. - * @unlock_resv Unlock the reservation lock as well. + * @bo: The buffer object to clean-up + * @interruptible: Any sleeps should occur interruptibly. + * @no_wait_gpu: Never wait for gpu. Return -EBUSY instead. + * @unlock_resv: Unlock the reservation lock as well. */ static int ttm_bo_cleanup_refs(struct ttm_buffer_object *bo, @@ -416,7 +417,7 @@ static int ttm_bo_cleanup_refs(struct ttm_buffer_object *bo, return 0; } -/** +/* * Traverse the delayed list, and call ttm_bo_cleanup_refs on all * encountered buffers. */ @@ -620,7 +621,7 @@ bool ttm_bo_eviction_valuable(struct ttm_buffer_object *bo, } EXPORT_SYMBOL(ttm_bo_eviction_valuable); -/** +/* * Check the target bo is allowable to be evicted or swapout, including cases: * * a. if share same reservation object with ctx->resv, have assumption @@ -759,7 +760,7 @@ int ttm_mem_evict_first(struct ttm_bo_device *bdev, return ret; } -/** +/* * Add the last move fence to the BO and reserve a new shared slot. */ static int ttm_bo_add_move_fence(struct ttm_buffer_object *bo, @@ -795,7 +796,7 @@ static int ttm_bo_add_move_fence(struct ttm_buffer_object *bo, return 0; } -/** +/* * Repeatedly evict memory from the LRU for @mem_type until we create enough * space, or we've evicted everything and there isn't enough space. */ @@ -857,7 +858,7 @@ static int ttm_bo_mem_placement(struct ttm_buffer_object *bo, return 0; } -/** +/* * Creates space for memory region @mem according to its type. * * This function first searches for free space in compatible memory types in @@ -1379,7 +1380,7 @@ int ttm_bo_wait(struct ttm_buffer_object *bo, } EXPORT_SYMBOL(ttm_bo_wait); -/** +/* * A buffer object shrink method that tries to swap out the first * buffer object on the bo_global::swap_lru list. */ -- 2.25.1
