habanalabs: fix H/W block handling for partial unmappings

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Several munmap() calls can be done or a mapped H/W block that has a
larger size than a page size.
Releasing the object should be done only when all mapped range is
unmapped.

Signed-off-by: Tomer Tayar <ttayar@habana.ai>
Reviewed-by: Oded Gabbay <ogabbay@kernel.org>
Signed-off-by: Oded Gabbay <ogabbay@kernel.org>

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Tomer Tayar 2022-08-03 16:36:02 +03:00 • committed by Oded Gabbay

parent 07ecaa0d85

commit 65d3c63513

3 changed files with 21 additions and 9 deletions

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14

drivers/misc/habanalabs/common/debugfs.c

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6

drivers/misc/habanalabs/common/habanalabs.h

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10

drivers/misc/habanalabs/common/memory.c

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