diff options
| author | Liviu Dudau <Liviu.Dudau@arm.com> | 2014-06-30 18:31:14 +0100 |
|---|---|---|
| committer | Jon Medhurst <tixy@linaro.org> | 2014-11-07 10:03:10 +0000 |
| commit | a5c0e356a1cf7b8303f490c3e85369047e8c9ba5 (patch) | |
| tree | 6cf9123f5836b4756bdd0ecbe67eda706f34abde | |
| parent | bec6598852b963768c7d4ba8d7ef1af3d067ea9d (diff) | |
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: Liviu Dudau <Liviu.Dudau@arm.com>
Signed-off-by: Jon Medhurst <tixy@linaro.org>
| -rw-r--r-- | drivers/staging/android/ion/ion.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/staging/android/ion/ion.c b/drivers/staging/android/ion/ion.c index 48774e3974a..62cb8017c18 100644 --- a/drivers/staging/android/ion/ion.c +++ b/drivers/staging/android/ion/ion.c @@ -251,8 +251,10 @@ static struct ion_buffer *ion_buffer_create(struct ion_heap *heap, allocation via dma_map_sg. The implicit contract here is that memory comming from the heaps is ready for dma, ie if it has a 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_len(sg) = sg->length; + } mutex_lock(&dev->buffer_lock); ion_buffer_add(dev, buffer); mutex_unlock(&dev->buffer_lock); |