diff options
| author | Christoph Hellwig <hch@lst.de> | 2019-01-23 09:05:27 +0100 |
|---|---|---|
| committer | Christoph Hellwig <hch@lst.de> | 2019-04-08 17:52:24 +0200 |
| commit | 12a7b035cacc8e0c59698213db6c5643540b82f4 (patch) | |
| tree | c09f0a2d45e657b44da4d174d462dad4c08c7de7 /drivers/video | |
| parent | 4217efa353c6754005bf5198001a79fed751fe76 (diff) | |
da8xx-fb: pass struct device to DMA API functions
The DMA API generally relies on a struct device to work properly, and
only barely works without one for legacy reasons. Pass the easily
available struct device from the platform_device to remedy this.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Diffstat (limited to 'drivers/video')
| -rw-r--r-- | drivers/video/fbdev/da8xx-fb.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/drivers/video/fbdev/da8xx-fb.c b/drivers/video/fbdev/da8xx-fb.c index 43f2a4816860..ec62274b914b 100644 --- a/drivers/video/fbdev/da8xx-fb.c +++ b/drivers/video/fbdev/da8xx-fb.c @@ -1097,9 +1097,9 @@ static int fb_remove(struct platform_device *dev) unregister_framebuffer(info); fb_dealloc_cmap(&info->cmap); - dma_free_coherent(NULL, PALETTE_SIZE, par->v_palette_base, + dma_free_coherent(par->dev, PALETTE_SIZE, par->v_palette_base, par->p_palette_base); - dma_free_coherent(NULL, par->vram_size, par->vram_virt, + dma_free_coherent(par->dev, par->vram_size, par->vram_virt, par->vram_phys); pm_runtime_put_sync(&dev->dev); pm_runtime_disable(&dev->dev); @@ -1425,7 +1425,7 @@ static int fb_probe(struct platform_device *device) par->vram_size = roundup(par->vram_size/8, ulcm); par->vram_size = par->vram_size * LCD_NUM_BUFFERS; - par->vram_virt = dma_alloc_coherent(NULL, + par->vram_virt = dma_alloc_coherent(par->dev, par->vram_size, &par->vram_phys, GFP_KERNEL | GFP_DMA); @@ -1446,7 +1446,7 @@ static int fb_probe(struct platform_device *device) da8xx_fb_fix.line_length - 1; /* allocate palette buffer */ - par->v_palette_base = dma_alloc_coherent(NULL, PALETTE_SIZE, + par->v_palette_base = dma_alloc_coherent(par->dev, PALETTE_SIZE, &par->p_palette_base, GFP_KERNEL | GFP_DMA); if (!par->v_palette_base) { @@ -1532,11 +1532,12 @@ err_dealloc_cmap: fb_dealloc_cmap(&da8xx_fb_info->cmap); err_release_pl_mem: - dma_free_coherent(NULL, PALETTE_SIZE, par->v_palette_base, + dma_free_coherent(par->dev, PALETTE_SIZE, par->v_palette_base, par->p_palette_base); err_release_fb_mem: - dma_free_coherent(NULL, par->vram_size, par->vram_virt, par->vram_phys); + dma_free_coherent(par->dev, par->vram_size, par->vram_virt, + par->vram_phys); err_release_fb: framebuffer_release(da8xx_fb_info); |