diff options
| author | Liviu Dudau <Liviu.Dudau@arm.com> | 2016-01-21 11:57:47 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-02-07 17:34:58 -0800 |
| commit | 70bc916b2c80913753fb188d4daee50a64d21ba0 (patch) | |
| tree | 6feec2399f59dc95cf919a95e229b6b599af38e2 /drivers/staging | |
| parent | 2ef230531ee171a475fc3ddad5516dd7e09a8a77 (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>
Acked-by: Laura Abbott <labbott@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging')
| -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 e237e9f3312d..df560216d702 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, * memory coming 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); |