Remove the param "struct drm_buddy *mm" which is unused in the function drm_block_alloc()/drm_block_free(). Signed-off-by: Cai Huoqing <cai.huoqing@xxxxxxxxx> --- drivers/gpu/drm/drm_buddy.c | 25 +++++++++++-------------- 1 file changed, 11 insertions(+), 14 deletions(-) diff --git a/drivers/gpu/drm/drm_buddy.c b/drivers/gpu/drm/drm_buddy.c index 11bb59399471..192c8b99fb43 100644 --- a/drivers/gpu/drm/drm_buddy.c +++ b/drivers/gpu/drm/drm_buddy.c @@ -11,10 +11,8 @@ static struct kmem_cache *slab_blocks; -static struct drm_buddy_block *drm_block_alloc(struct drm_buddy *mm, - struct drm_buddy_block *parent, - unsigned int order, - u64 offset) +static struct drm_buddy_block * +drm_block_alloc(struct drm_buddy_block *parent, unsigned int order, u64 offset) { struct drm_buddy_block *block; @@ -32,8 +30,7 @@ static struct drm_buddy_block *drm_block_alloc(struct drm_buddy *mm, return block; } -static void drm_block_free(struct drm_buddy *mm, - struct drm_buddy_block *block) +static void drm_block_free(struct drm_buddy_block *block) { kmem_cache_free(slab_blocks, block); } @@ -131,7 +128,7 @@ int drm_buddy_init(struct drm_buddy *mm, u64 size, u64 chunk_size) root_size = rounddown_pow_of_two(size); order = ilog2(root_size) - ilog2(chunk_size); - root = drm_block_alloc(mm, NULL, order, offset); + root = drm_block_alloc(NULL, order, offset); if (!root) goto out_free_roots; @@ -151,7 +148,7 @@ int drm_buddy_init(struct drm_buddy *mm, u64 size, u64 chunk_size) out_free_roots: while (i--) - drm_block_free(mm, mm->roots[i]); + drm_block_free(mm->roots[i]); kfree(mm->roots); out_free_list: kfree(mm->free_list); @@ -172,7 +169,7 @@ void drm_buddy_fini(struct drm_buddy *mm) for (i = 0; i < mm->n_roots; ++i) { WARN_ON(!drm_buddy_block_is_free(mm->roots[i])); - drm_block_free(mm, mm->roots[i]); + drm_block_free(mm->roots[i]); } WARN_ON(mm->avail != mm->size); @@ -191,14 +188,14 @@ static int split_block(struct drm_buddy *mm, BUG_ON(!drm_buddy_block_is_free(block)); BUG_ON(!drm_buddy_block_order(block)); - block->left = drm_block_alloc(mm, block, block_order, offset); + block->left = drm_block_alloc(block, block_order, offset); if (!block->left) return -ENOMEM; - block->right = drm_block_alloc(mm, block, block_order, + block->right = drm_block_alloc(block, block_order, offset + (mm->chunk_size << block_order)); if (!block->right) { - drm_block_free(mm, block->left); + drm_block_free(block->left); return -ENOMEM; } @@ -257,8 +254,8 @@ static void __drm_buddy_free(struct drm_buddy *mm, list_del(&buddy->link); - drm_block_free(mm, block); - drm_block_free(mm, buddy); + drm_block_free(block); + drm_block_free(buddy); block = parent; } -- 2.25.1