Commit 70bc916b authored by Liviu Dudau's avatar Liviu Dudau Committed by Greg Kroah-Hartman

staging: android: ion: Set the length of the DMA sg entries in buffer

ion_buffer_create() will allocate a buffer and then create a DMA
mapping for it, but it forgot to set the length of the page entries.
Signed-off-by: default avatarLiviu Dudau <Liviu.Dudau@arm.com>
Signed-off-by: default avatarJon Medhurst <tixy@linaro.org>
Acked-by: default avatarLaura Abbott <labbott@redhat.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 2ef23053
...@@ -251,8 +251,10 @@ static struct ion_buffer *ion_buffer_create(struct ion_heap *heap, ...@@ -251,8 +251,10 @@ static struct ion_buffer *ion_buffer_create(struct ion_heap *heap,
* memory coming from the heaps is ready for dma, ie if it has a * memory coming from the heaps is ready for dma, ie if it has a
* cached mapping that mapping has been invalidated * cached mapping that mapping has been invalidated
*/ */
for_each_sg(buffer->sg_table->sgl, sg, buffer->sg_table->nents, i) for_each_sg(buffer->sg_table->sgl, sg, buffer->sg_table->nents, i) {
sg_dma_address(sg) = sg_phys(sg); sg_dma_address(sg) = sg_phys(sg);
sg_dma_len(sg) = sg->length;
}
mutex_lock(&dev->buffer_lock); mutex_lock(&dev->buffer_lock);
ion_buffer_add(dev, buffer); ion_buffer_add(dev, buffer);
mutex_unlock(&dev->buffer_lock); mutex_unlock(&dev->buffer_lock);
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment