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android_kernel_samsung_sm86…/msm/dp
Sandeep Gangadharaiah 91ba799b32 disp: msm: dp: check for attn work and HPD status before connect notification
During Link CTS test, it is possible that the TE would trigger an HPD
IRQ right after LT. Currently we are waiting for a fixed delay before
sending connect notification to usermode, so that the driver can
process any attention work queue requests immediately. This change
checks for any pending attention work queue requests before waiting
for timeout. After the attention work is done with any test request,
TE can trigger an unplug before running the next test case. In the
current flow we send HPD notification at the end of the attention
work without checking the HPD status, leading to delay in processing
the test requests. Rectified here.

Change-Id: I600c69abfc31deee25e09756c73592854e3faa3b
Signed-off-by: Sandeep Gangadharaiah <quic_sandgang@quicinc.com>
Signed-off-by: Soutrik Mukhopadhyay <quic_mukhopad@quicinc.com>
2024-05-22 10:30:02 +05:30
..
2023-08-10 11:20:13 -07:00