Mobile's blobs behave this way, except they don't do the
4k alignment done by the FIMC1 allocs.
The 4k alignment should fix issues such as NHK World Live TV,
but fails to do so.
Change-Id: I1ee4cd13e23f9f2f6c6616ee9eed1096b571a82c
Taken from QCOM gralloc:
commit d80a52cbf961d737f6f3beef47b868a581b98591
Author: Saurabh Shah <saurshah@codeaurora.org>
Date: Tue Oct 2 14:32:40 2012 -0700
gralloc: Send first 2 FB buffers to carveout and next to IOMMU
Gralloc uses the GRALLOC_USAGE_HW_FB flag to allocate memory from carveout.
This is fine for primary framebuffer, but for external framebuffer we need IOMMU
heap buffers, since the ioctls for external work with those.
Ideally, the primary buffers also need to come from IOMMU heap, which is ongoing
work. This patch allocates the first 2 FB buffer requests (assuming they are for
primary) from carveout and allocates all subsequent buffers from IOMMU heap.
Bug: 7124159
Change-Id: Ie53b2e1e7fcac136acd2d251f39cefe367fc7125
Signed-off-by: Iliyan Malchev <malchev@google.com>
Andrew Dodd