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| author | Christoph Hellwig <hch@lst.de> | 2019-04-28 20:47:05 +0200 |
|---|---|---|
| committer | Christoph Hellwig <hch@lst.de> | 2019-06-03 16:00:08 +0200 |
| commit | 67f30ad19c4b329dbe47e1563b2017203bd02e34 (patch) | |
| tree | b877f51888b4544ad1eb7988d9ecadb1ac0ba3d1 /drivers/video/fbdev/au1100fb.h | |
| parent | MIPS: remove the _dma_cache_wback_inv export (diff) | |
| download | linux-67f30ad19c4b329dbe47e1563b2017203bd02e34.tar.xz linux-67f30ad19c4b329dbe47e1563b2017203bd02e34.zip | |
au1100fb: fix DMA API abuse
Virtual addresses return from dma(m)_alloc_coherent are opaque in what
backs then, and drivers must not poke into them. Switch the driver
to use the generic DMA API mmap helper to avoid these games.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Diffstat (limited to '')
| -rw-r--r-- | drivers/video/fbdev/au1100fb.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/video/fbdev/au1100fb.h b/drivers/video/fbdev/au1100fb.h index 9af19939a9c6..e7239bceefd3 100644 --- a/drivers/video/fbdev/au1100fb.h +++ b/drivers/video/fbdev/au1100fb.h @@ -110,6 +110,7 @@ struct au1100fb_device { dma_addr_t fb_phys; int panel_idx; struct clk *lcdclk; + struct device *dev; }; /********************************************************************/ |