diff options
author | Ramalingam C <ramalingam.c@intel.com> | 2019-08-01 17:11:19 +0530 |
---|---|---|
committer | Ramalingam C <ramalingam.c@intel.com> | 2019-08-06 13:18:42 +0530 |
commit | bc0380b9e5587d0c3fd207f16c53a101a9ea81dd (patch) | |
tree | b0d3206153db2418c2f78e9ca7d7297267d3e188 | |
parent | a41e71f4e78819403859950c34a638655cfd7da3 (diff) |
drm/hdcp: reference for srm file format
In the kernel documentation, HDCP specifications links are shared as a
reference for SRM table format.
v2:
Fixed small nits. [Shashank]
Signed-off-by: Ramalingam C <ramalingam.c@intel.com>
Reviewed-by: Shashank Sharma <shashank.sharma@intel.com>
Acked-by: Pekka Paalanen <pekka.paalanen@collabora.com>
Acked-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/320968/?series=57232&rev=14
-rw-r--r-- | drivers/gpu/drm/drm_hdcp.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_hdcp.c b/drivers/gpu/drm/drm_hdcp.c index 77433ee3d652..9191633a3c43 100644 --- a/drivers/gpu/drm/drm_hdcp.c +++ b/drivers/gpu/drm/drm_hdcp.c @@ -271,6 +271,13 @@ exit: * * SRM should be presented in the name of "display_hdcp_srm.bin". * + * Format of the SRM table, that userspace needs to write into the binary file, + * is defined at: + * 1. Renewability chapter on 55th page of HDCP 1.4 specification + * https://www.digital-cp.com/sites/default/files/specifications/HDCP%20Specification%20Rev1_4_Secure.pdf + * 2. Renewability chapter on 63rd page of HDCP 2.2 specification + * https://www.digital-cp.com/sites/default/files/specifications/HDCP%20on%20HDMI%20Specification%20Rev2_2_Final1.pdf + * * Returns: * TRUE on any of the KSV is revoked, else FALSE. */ |