dma-buf needs to support multiple outstanding prepares

Registered by Jesse Barker on 2012-02-21

As the title says, the API needs to support multiple outstanding prepares. This handles the use cases for both sub-allocation (allocating one large buffer and chunking it out at the driver level), and formats where multi-planar data lives in a single buffer.

Blueprint information

Status:
Not started
Approver:
Jesse Barker
Priority:
High
Drafter:
None
Direction:
Needs approval
Assignee:
None
Definition:
New
Series goal:
Accepted for trunk
Implementation:
Unknown
Milestone target:
milestone icon backlog

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