diff options
| author | Francois Buergisser <fbuergisser@chromium.org> | 2019-07-25 10:17:50 -0400 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab+samsung@kernel.org> | 2019-07-25 11:58:41 -0400 |
| commit | c3c3509b86810293df5c524ef61421d8affc8bf0 (patch) | |
| tree | adfe157f6ce1111cedacedcf2db5e7b2760da8ab /drivers/staging | |
| parent | aa0e9e72733b069a655a3fe9167f69de103830cc (diff) | |
| download | linux-c3c3509b86810293df5c524ef61421d8affc8bf0.tar.bz2 | |
media: hantro: Set DMA max segment size
The Hantro codec is typically used in platforms with an IOMMU,
so we need to set a proper DMA segment size. Devices without an
IOMMU will still fallback to default 64KiB segments.
Cc: stable@vger.kernel.org
Fixes: 775fec69008d3 ("media: add Rockchip VPU JPEG encoder driver")
Signed-off-by: Francois Buergisser <fbuergisser@chromium.org>
Signed-off-by: Ezequiel Garcia <ezequiel@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Diffstat (limited to 'drivers/staging')
| -rw-r--r-- | drivers/staging/media/hantro/hantro_drv.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/staging/media/hantro/hantro_drv.c b/drivers/staging/media/hantro/hantro_drv.c index b71a06e9159e..4eae1dbb1ac8 100644 --- a/drivers/staging/media/hantro/hantro_drv.c +++ b/drivers/staging/media/hantro/hantro_drv.c @@ -731,6 +731,7 @@ static int hantro_probe(struct platform_device *pdev) dev_err(vpu->dev, "Could not set DMA coherent mask.\n"); return ret; } + vb2_dma_contig_set_max_seg_size(&pdev->dev, DMA_BIT_MASK(32)); for (i = 0; i < vpu->variant->num_irqs; i++) { const char *irq_name = vpu->variant->irqs[i].name; |