msm: HTC 8960: set blt_ctrl = 1

Change-Id: I0956956620b4edaa5c5b85bbc870f6041fe16ca4
msm_rotator: add rotator ref count to cleanup code

Perform cleanup of rotator sessions only if reference count reaches 0,
this avoids closing rotator sessions from sibling threads.

Change-Id: I83add90cc04faa90c372dde09a096c7a07be528a
Signed-off-by: Adrian Salido-Moreno <adrianm@codeaurora.org>
Signed-off-by: Shruthi Krishna <skrish@codeaurora.org>
msm: rotator: update user session parameters for all rotator start calls

Session parameters hold the dst format of rotator output, this is
currently passed to userspace only on new session, if session is reused
with different format session not updated and can cause incorrect
display output configuration.

CRs-Fixed: 349903
Change-Id: I5dd3f277b0d5fac145c805f4898c799ef4fb1b94
Signed-off-by: Adrian Salido-Moreno <adrianm@codeaurora.org>
Signed-off-by: Shruthi Krishna <skrish@codeaurora.org>
msm_fb: display: remove old code from mdp_busy_wait

Change-Id: I178ada2864100b3954c3a0f9aafc9d75f1778cd4
Revert "msm_fb: display: return fail if pipe still staged"

This reverts commit b81388dde0fc70e01f3c650b1c5c1bda48b7738d.