target/linux/bcm27xx/patches-5.4/950-0726-udmabuf-Remove-deleted-map-unmap-handlers.patch

   1 From b1f02a027329f23272bd89c80a3f51ff64377fc2 Mon Sep 17 00:00:00 2001
   2 From: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
   3 Date: Tue, 26 Nov 2019 15:25:16 +0100
   4 Subject: [PATCH] udmabuf: Remove deleted map/unmap handlers.
   5
   6 Commit 19d32ace8b6acebc45da1ea748000ac79ccc7721 upstream.
   7
   8 Commit 7f0de8d80816 ("dma-buf: Drop dma_buf_k(un)map") removed map/unmap
   9 handlers, but they still existed in udmabuf. Remove them there as well
  10
  11 Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
  12 Fixes: 7f0de8d80816 ("dma-buf: Drop dma_buf_k(un)map")
  13 Cc: Sumit Semwal <sumit.semwal@linaro.org>
  14 Cc: Daniel Vetter <daniel.vetter@intel.com>
  15 Cc: linux-media@vger.kernel.org
  16 Cc: linaro-mm-sig@lists.linaro.org
  17 Cc: dri-devel@lists.freedesktop.org
  18 Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
  19 Link: https://patchwork.freedesktop.org/patch/msgid/20191126142516.630200-1-maarten.lankhorst@linux.intel.com
  20 ---
  21  drivers/dma-buf/udmabuf.c | 16 ----------------
  22  1 file changed, 16 deletions(-)
  23
  24 --- a/drivers/dma-buf/udmabuf.c
  25 +++ b/drivers/dma-buf/udmabuf.c
  26 @@ -93,26 +93,10 @@ static void release_udmabuf(struct dma_b
  27         kfree(ubuf);
  28  }
  29
  30 -static void *kmap_udmabuf(struct dma_buf *buf, unsigned long page_num)
  31 -{
  32 -       struct udmabuf *ubuf = buf->priv;
  33 -       struct page *page = ubuf->pages[page_num];
  34 -
  35 -       return kmap(page);
  36 -}
  37 -
  38 -static void kunmap_udmabuf(struct dma_buf *buf, unsigned long page_num,
  39 -                          void *vaddr)
  40 -{
  41 -       kunmap(vaddr);
  42 -}
  43 -
  44  static const struct dma_buf_ops udmabuf_ops = {
  45         .map_dma_buf      = map_udmabuf,
  46         .unmap_dma_buf    = unmap_udmabuf,
  47         .release          = release_udmabuf,
  48 -       .map              = kmap_udmabuf,
  49 -       .unmap            = kunmap_udmabuf,
  50         .mmap             = mmap_udmabuf,
  51  };
  52