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authorBartosz Golaszewski <bgolaszewski@baylibre.com>2019-07-22 16:44:23 +0300
committerSekhar Nori <nsekhar@ti.com>2019-08-26 15:24:00 +0300
commit671da5f3444b09779f108d28cc69414c57deab8c (patch)
tree9cd448aa94522ac81ce21b9567f6012e1fe00f04
parent8a3665f72d77867745099178a40200dd548161e5 (diff)
downloadlinux-671da5f3444b09779f108d28cc69414c57deab8c.tar.xz
fbdev: da8xx: use resource management for dma
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>
-rw-r--r--drivers/video/fbdev/da8xx-fb.c32
1 files changed, 10 insertions, 22 deletions
diff --git a/drivers/video/fbdev/da8xx-fb.c b/drivers/video/fbdev/da8xx-fb.c
index d14ea6f91371..2d3dcc52fcf3 100644
--- a/drivers/video/fbdev/da8xx-fb.c
+++ b/drivers/video/fbdev/da8xx-fb.c
@@ -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);