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| author | Krishna Konda <kkonda@codeaurora.org> | 2014-12-04 15:20:57 +0200 |
|---|---|---|
| committer | Subhash Jadavani <subhashj@codeaurora.org> | 2016-05-31 15:25:42 -0700 |
| commit | 26a145722e298ecfe2ac45f99baf3d6a08b74388 (patch) | |
| tree | 81b9dbef1567be5cd482baa436f91100c843f4b0 /include | |
| parent | 18941a3b87ccea2595ad5638c65fe7ba69f86eef (diff) | |
mmc: card: Fix RPMB IOCTL to handle all cards
The eMMC 4.5 spec for RPMB accesses is not very clear on whether
user parition accesses can be allowed in the middle of RPMB accesses.
Due to this ambiguity, it turns out this is implementation defined
and certain cards support it while others do not.
In order to allow this feature to function across a wide variety of
cards, this patch takes the pessimistic approach and ensures that any
RPMB access is completed before user partition can be accessed.
Change-Id: I77959f462c874771a0a854d9a2bc48df446eff56
Signed-off-by: Krishna Konda <kkonda@codeaurora.org>
Signed-off-by: Oluwafemi Adeyemi <aadeyemi@codeaurora.org>
Signed-off-by: Venkat Gopalakrishnan <venkatg@codeaurora.org>
[merez@codeaurora: fix conflicts due to changes in 3.14]
Signed-off-by: Maya Erez <merez@codeaurora.org>
[subhashj@codeaurora.org: fixed merge conflicts and fixed compilation
errors]
Signed-off-by: Subhash Jadavani <subhashj@codeaurora.org>
Diffstat (limited to 'include')
0 files changed, 0 insertions, 0 deletions