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Revert "dma-buf: dma-heap set device max_segment_size to DMA_BIT_MASK(32)"

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This reverts commit 146b4dc1de.

Signed-off-by: Jianqun Xu <jay.xu@rock-chips.com>
Change-Id: I976eab106bf18eb18be3ae861c2b2f46c6a4869e
This commit is contained in:
Jianqun Xu
2021-12-03 09:23:33 +08:00
committed by Tao Huang
parent 516e6f7a0e
commit da7b445d87
1 changed files with 0 additions and 18 deletions
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18
drivers/dma-buf/dma-heap.c
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@@ -358,22 +358,6 @@ struct dma_heap *dma_heap_add(const struct dma_heap_export_info *exp_info)
goto err2;
}
if (IS_ENABLED(CONFIG_NO_GKI)) {
heap->heap_dev->dma_parms = kzalloc(sizeof(*heap->heap_dev->dma_parms), GFP_KERNEL);
if (!heap->heap_dev->dma_parms) {
err_ret = ERR_PTR(-ENOMEM);
goto err3;
}
ret = dma_set_max_seg_size(heap->heap_dev, (unsigned int)DMA_BIT_MASK(32));
if (ret) {
pr_err("dma_heap: Unable to set seg size\n");
kfree(heap->heap_dev->dma_parms);
err_ret = ERR_PTR(ret);
goto err3;
}
}
/* Make sure it doesn't disappear on us */
heap->heap_dev = get_device(heap->heap_dev);
@@ -384,8 +368,6 @@ struct dma_heap *dma_heap_add(const struct dma_heap_export_info *exp_info)
return heap;
err3:
device_destroy(dma_heap_class, heap->heap_devt);
err2:
cdev_del(&heap->heap_cdev);
err1: