On Tue, May 5, 2020 at 9:38 AM Ramalingam C wrote:
>
> On 2020-05-04 at 14:35:24 +0200, Oliver Barta wrote:
> > From: Oliver Barta
> >
> > A single Ri mismatch doesn't automatically mean that the link integrity
> > is broken. Update and check of Ri and Ri'
On Mon, May 4, 2020 at 10:24 PM Sean Paul wrote:
>
> On Mon, May 4, 2020 at 1:32 PM Oliver Barta wrote:
> >
> > From: Oliver Barta
> >
> > A single Ri mismatch doesn't automatically mean that the link integrity
> > is broken. Update and check of Ri and
From: Oliver Barta
A single Ri mismatch doesn't automatically mean that the link integrity
is broken. Update and check of Ri and Ri' are done asynchronously. In
case an update happens just between the read of Ri' and the check against
Ri there will be a mismatch even if the li
From: Oliver Barta
The check was always succeeding even in case of a mismatch due to the
HDCP_STATUS_ENC bit being set. Make sure both bits are actually set.
Signed-off-by: Oliver Barta
Fixes: 2320175feb74 ("drm/i915: Implement HDCP for HDMI")
---
[v2] rebased on top of late
On Tue, Mar 3, 2020 at 10:33 AM Ramalingam C wrote:
>
> On 2020-02-29 at 11:39:22 +0100, Oliver Barta wrote:
> > From: Oliver Barta
> >
> > The check was always succeeding even in case of a mismatch due to the
> > HDCP_STATUS_ENC bit being set. Make s
From: Oliver Barta
Including HDCP_STATUS_ENC bit in the checks is pointless.
It is simply not set at this point.
Signed-off-by: Oliver Barta
Fixes: ee5e5e7a5e0f ("drm/i915: Add HDCP framework + base implementation")
---
[v2] rebased on top of latest changes
drivers/gpu/drm/i9
From: Oliver Barta
Including HDCP_STATUS_ENC bit in the checks is pointless.
It is simply not set at this point.
Signed-off-by: Oliver Barta
Fixes: ee5e5e7a5e0f ("drm/i915: Add HDCP framework + base implementation")
---
drivers/gpu/drm/i915/display/intel_hdcp.c | 4 ++--
1 file
From: Oliver Barta
The check was always succeeding even in case of a mismatch due to the
HDCP_STATUS_ENC bit being set. Make sure both bits are actually set.
Signed-off-by: Oliver Barta
Fixes: 2320175feb74 ("drm/i915: Implement HDCP for HDMI")
---
Submitted before as part of pa
From: Oliver Barta
A single Ri mismatch doesn't automatically mean that the link integrity
is broken. Update and check of Ri and Ri' are done asynchronously. In
case an update happens just between the read of Ri' and the check against
Ri there will be a mismatch even if the li
From: Oliver Barta
Including HDCP_STATUS_ENC bit in the checks is pointless.
It is simply not set at this point.
Signed-off-by: Oliver Barta
Fixes: ee5e5e7a5e0f ("drm/i915: Add HDCP framework + base implementation")
---
[v2] Rebased patch series from master to drm-intel-next-que
From: Oliver Barta
The check was always succeeding even in case of a mismatch due to the
HDCP_STATUS_ENC bit being set. Make sure both bits are actually set.
Signed-off-by: Oliver Barta
Fixes: 2320175feb74 ("drm/i915: Implement HDCP for HDMI")
---
[v2] Rebased patch series from mas
e otherwise.
A failure can also be caused by transmission errors on DDC.
Signed-off-by: Oliver Barta
---
drivers/gpu/drm/i915/display/intel_hdmi.c | 17 +++--
1 file changed, 15 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.c
b/drivers/gpu/d
Including HDCP_STATUS_ENC bit in the checks is pointless.
It is simply not set at this point.
Signed-off-by: Oliver Barta
Fixes: ee5e5e7a5e0f ("drm/i915: Add HDCP framework + base implementation")
---
drivers/gpu/drm/i915/display/intel_hdcp.c | 4 ++--
1 file changed, 2 insert
The check was always succeeding even in case of a mismatch
due to the HDCP_STATUS_ENC bit being set. Make sure both
bits are actually set.
Signed-off-by: Oliver Barta
Fixes: 2320175feb74 ("drm/i915: Implement HDCP for HDMI")
---
drivers/gpu/drm/i915/display/intel_hdmi.c | 3 ++-
1 fi
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