drm/amd/display: no hdcp retry if bksv or ksv list is revoked

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[why]
According to the specs when bksv or ksv list fails SRM check,
HDCP TX should abort hdcp immediately.
However with the current code HDCP will be reattampt upto 4 times.

[how]
Add the logic that stop HDCP retry if bksv or ksv list
is revoked.

Signed-off-by: Wenjing Liu <Wenjing.Liu@amd.com>
Reviewed-by: Jun Lei <Jun.Lei@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

...

This commit is contained in:

Wenjing Liu 2019-10-17 11:13:29 -04:00 • committed by Alex Deucher

parent c17f7220f5

commit 3744ee2c29

5 changed files with 13 additions and 3 deletions

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3

drivers/gpu/drm/amd/display/modules/hdcp/hdcp.c

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1

drivers/gpu/drm/amd/display/modules/hdcp/hdcp.h

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6

drivers/gpu/drm/amd/display/modules/hdcp/hdcp1_transition.c

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4

drivers/gpu/drm/amd/display/modules/hdcp/hdcp_log.c

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2

drivers/gpu/drm/amd/display/modules/inc/mod_hdcp.h

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