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media: Documentation: ipu6: remove the dma_ops part from the doc

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dma_ops override is not in code anymore, so remove it.

Signed-off-by: Bingbu Cao <bingbu.cao@intel.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
This commit is contained in:
Bingbu Cao 2024-10-16 15:53:04 +08:00 committed by Hans Verkuil
parent c8e9120c20
commit 30dc78138d
1 changed files with 0 additions and 15 deletions
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15
Documentation/driver-api/media/drivers/ipu6.rst
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@ -98,21 +98,6 @@ The IPU6 driver exports its own DMA operations. The IPU6 driver will update the
page table entries for each DMA operation and invalidate the MMU TLB after each page table entries for each DMA operation and invalidate the MMU TLB after each
unmap and free. unmap and free.
.. code-block:: none
const struct dma_map_ops ipu6_dma_ops = {
.alloc = ipu6_dma_alloc,
.free = ipu6_dma_free,
.mmap = ipu6_dma_mmap,
.map_sg = ipu6_dma_map_sg,
.unmap_sg = ipu6_dma_unmap_sg,
...
};
.. Note:: IPU6 MMU works behind IOMMU so for each IPU6 DMA ops, driver will call
generic PCI DMA ops to ask IOMMU to do the additional mapping if VT-d
enabled.
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