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fbdev: da8xx: use resource management for dma

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Use managed variants of dma alloc functions in the da8xx fbdev driver.

Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Acked-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
This commit is contained in:
Bartosz Golaszewski 2019-07-22 15:44:23 +02:00 committed by Sekhar Nori
parent 8a3665f72d
commit 671da5f344
1 changed files with 10 additions and 22 deletions
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32
drivers/video/fbdev/da8xx-fb.c
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@ -1087,10 +1087,6 @@ static int fb_remove(struct platform_device *dev)
unregister_framebuffer(info);
fb_dealloc_cmap(&info->cmap);
dma_free_coherent(par->dev, PALETTE_SIZE, par->v_palette_base,
par->p_palette_base);
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);
framebuffer_release(info);
@ -1427,10 +1423,10 @@ 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(par->dev,
par->vram_size,
&par->vram_phys,
GFP_KERNEL | GFP_DMA);
par->vram_virt = dmam_alloc_coherent(par->dev,
par->vram_size,
&par->vram_phys,
GFP_KERNEL | GFP_DMA);
if (!par->vram_virt) {
dev_err(&device->dev,
"GLCD: kmalloc for frame buffer failed\n");
@ -1448,20 +1444,20 @@ static int fb_probe(struct platform_device *device)
da8xx_fb_fix.line_length - 1;
/* allocate palette buffer */
par->v_palette_base = dma_alloc_coherent(par->dev, PALETTE_SIZE,
&par->p_palette_base,
GFP_KERNEL | GFP_DMA);
par->v_palette_base = dmam_alloc_coherent(par->dev, PALETTE_SIZE,
&par->p_palette_base,
GFP_KERNEL | GFP_DMA);
if (!par->v_palette_base) {
dev_err(&device->dev,
"GLCD: kmalloc for palette buffer failed\n");
ret = -EINVAL;
goto err_release_fb_mem;
goto err_release_fb;
}
par->irq = platform_get_irq(device, 0);
if (par->irq < 0) {
ret = -ENOENT;
goto err_release_pl_mem;
goto err_release_fb;
}
da8xx_fb_var.grayscale =
@ -1479,7 +1475,7 @@ static int fb_probe(struct platform_device *device)
ret = fb_alloc_cmap(&da8xx_fb_info->cmap, PALETTE_SIZE, 0);
if (ret)
goto err_release_pl_mem;
goto err_release_fb;
da8xx_fb_info->cmap.len = par->palette_sz;
/* initialize var_screeninfo */
@ -1533,14 +1529,6 @@ err_cpu_freq:
err_dealloc_cmap:
fb_dealloc_cmap(&da8xx_fb_info->cmap);
err_release_pl_mem:
dma_free_coherent(par->dev, PALETTE_SIZE, par->v_palette_base,
par->p_palette_base);
err_release_fb_mem:
dma_free_coherent(par->dev, par->vram_size, par->vram_virt,
par->vram_phys);
err_release_fb:
framebuffer_release(da8xx_fb_info);