From: Ramalingam C <ramalingam.c@intel.com>
To: intel-gfx <intel-gfx@lists.freedesktop.org>,
dri-devel <dri-devel@lists.freedesktop.org>,
Pekka Paalanen <ppaalanen@gmail.com>,
Daniel Vetter <daniel@ffwll.ch>
Subject: [PATCH v10 6/6] drm/hdcp: reference for srm file format
Date: Fri, 12 Jul 2019 12:30:26 +0530 [thread overview]
Message-ID: <20190712070026.13088-7-ramalingam.c@intel.com> (raw)
In-Reply-To: <20190712070026.13088-1-ramalingam.c@intel.com>
In the kernel documentation, HDCP specifications links are shared as a
reference for SRM table format.
Signed-off-by: Ramalingam C <ramalingam.c@intel.com>
---
drivers/gpu/drm/drm_hdcp.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/drivers/gpu/drm/drm_hdcp.c b/drivers/gpu/drm/drm_hdcp.c
index 77433ee3d652..803bf8283b83 100644
--- a/drivers/gpu/drm/drm_hdcp.c
+++ b/drivers/gpu/drm/drm_hdcp.c
@@ -271,6 +271,13 @@ static void drm_hdcp_request_srm(struct drm_device *drm_dev)
*
* 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.
*/
--
2.19.1
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next prev parent reply other threads:[~2019-07-12 7:00 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-12 7:00 [PATCH v10 0/6] HDCP2.2 Phase II Ramalingam C
2019-07-12 7:00 ` [PATCH v10 1/6] drm: Add Content protection type property Ramalingam C
2019-07-14 11:00 ` [PATCH v11 " Ramalingam C
2019-07-29 14:20 ` Pekka Paalanen
2019-07-29 9:33 ` Ramalingam C
2019-08-01 10:05 ` Pekka Paalanen
2019-08-01 10:18 ` Ramalingam C
2019-07-12 7:00 ` [PATCH v10 2/6] drm/i915: Attach content " Ramalingam C
2019-07-12 7:00 ` [PATCH v10 3/6] drm: uevent for connector status change Ramalingam C
2019-07-12 7:00 ` [PATCH v10 4/6] drm/hdcp: update content protection property with uevent Ramalingam C
2019-07-12 7:00 ` [PATCH v10 5/6] drm/i915: update the hdcp state " Ramalingam C
2019-07-12 7:00 ` Ramalingam C [this message]
2019-08-01 10:36 ` [PATCH v10 6/6] drm/hdcp: reference for srm file format Sharma, Shashank
2019-08-01 10:43 ` Ramalingam C
2019-07-12 17:48 ` ✗ Fi.CI.CHECKPATCH: warning for HDCP2.2 Phase II (rev12) Patchwork
2019-07-12 18:07 ` ✓ Fi.CI.BAT: success " Patchwork
2019-07-14 9:25 ` ✓ Fi.CI.IGT: " Patchwork
2019-07-14 18:05 ` ✗ Fi.CI.CHECKPATCH: warning for HDCP2.2 Phase II (rev13) Patchwork
2019-07-14 18:24 ` ✓ Fi.CI.BAT: success " Patchwork
2019-07-15 3:09 ` ✓ Fi.CI.IGT: " Patchwork
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