diff options
| author | Anshuman Gupta <[email protected]> | 2021-03-24 17:00:11 +0530 |
|---|---|---|
| committer | Jani Nikula <[email protected]> | 2021-03-31 14:27:24 +0300 |
| commit | 989cf9a93892409cf8e84c30c0faaa522ac83807 (patch) | |
| tree | a8c6eb7992c9e81a572415759e77eebd75b37d34 /tools/perf/util/trace-event-scripting.c | |
| parent | 04b6603d13be541df73634a18218f34a37820285 (diff) | |
drm/i915/hdcp: Add DP HDCP2.2 timeout to read entire msg
As documented in HDCP 2.2 DP Errata spec transmitter should abort the
authentication protocol in case transmitter has not received the
entire {AKE_Send_Cert, AKE_Send_H_prime, AKE_Send_Paring_Info} msg
within {110,7,5} miliseconds.
Adding above msg timeout values and aborting the HDCP authentication
in case it timedout to read entire msg.
https://www.digital-cp.com/sites/default/files/HDCP%202_2_DisplayPort_Errata_v3_0.pdf
v2:
- Removed redundant variable msg_can_timedout. [Ankit]
Cc: Ramalingam C <[email protected]>
Signed-off-by: Anshuman Gupta <[email protected]>
Reviewed-by: Ankit Nautiyal <[email protected]>
Acked-by: Maxime Ripard <[email protected]>
Signed-off-by: Jani Nikula <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
Diffstat (limited to 'tools/perf/util/trace-event-scripting.c')
0 files changed, 0 insertions, 0 deletions