On 14/02/18 14:44, Sean Paul wrote:
> On Wed, Feb 14, 2018 at 3:33 AM, Hans Verkuil <hverk...@xs4all.nl> wrote:
>> Hi Sean,
>>
>> On 13/02/18 21:18, Sean Paul wrote:
>>>
>>> Hi Dave,
>>> Here's the pull request for HDCP. Hopefully no surprises since it's been 
>>> baking
>>> in drm-tip for a while now.
>>>
>>> topic/hdcp-2018-02-13:
>>> Add HDCP support to i915 drm driver.
>>>
>>> Cheers, Sean
>>>
>>>
>>> The following changes since commit b0caa1333b6d2d928a00304e9fb6674526c37b79:
>>>
>>>   Merge tag 'imx-drm-next-2018-01-02' of 
>>> git://git.pengutronix.de/git/pza/linux into drm-next (2018-01-05 11:33:24 
>>> +1000)
>>>
>>> are available in the Git repository at:
>>>
>>>   git://anongit.freedesktop.org/drm/drm-misc tags/topic/hdcp-2018-02-13
>>>
>>> for you to fetch changes up to 2834d9dfaf0276e197158be6af8e1a1d59e58289:
>>>
>>>   drm/i915: fix misalignment in HDCP register def (2018-02-05 12:59:29 
>>> -0500)
>>>
>>> ----------------------------------------------------------------
>>> Add HDCP support to i915 drm driver.
>>>
>>> ----------------------------------------------------------------
>>> Chris Wilson (1):
>>>       drm/i915/dp: Fix compilation of intel_dp_hdcp_check_link
>>>
>>> Ramalingam C (12):
>>>       drm/i915: Extending HDCP for HSW, BDW and BXT+
>>>       drm/i915: II stage HDCP auth for repeater only
>>>       drm/i915: Start repeater auth on READY/CP_IRQ
>>>       drm/i915: Check for downstream topology errors
>>>       drm/i915: Handle failure from 2nd stage HDCP auth
>>>       drm/i915: Stop encryption for repeater with no sink
>>>       drm/i915: Connector info in HDCP debug msgs
>>>       drm/i915: Retry HDCP bksv read
>>>       drm/i915: Optimize HDCP key load
>>>       drm/i915: Detect panel's hdcp capability
>>>       drm/i915: Reauthenticate HDCP on failure
>>>       drm/i915: fix misalignment in HDCP register def
>>
>> Were these ever posted to dri-devel? I can't find them there.
>>
>> Do these patches from Ramalingam C add repeater support to the i915?
>> If so, then I am certainly interested in seeing these since we (Cisco)
>> are working on HDCP (including repeater support) for HDMI receivers.
>>
> 
> Hi Hans!
> We had a conversation on these patches and repeater support when I
> initially posted them :-)
> https://lists.freedesktop.org/archives/intel-gfx/2017-December/149112.html

Yes, your patches I've seen, but the 12 from Ramalingam I haven't seen.
At least not on dri-devel. It's a bit weird.

Regards,

        Hans

> 
> It'd be great if you could try it out and report back.
> 
> Cheers,
> 
> Sean
> 
>> Nothing public yet, it's too early for that. But it would be nice to
>> test with the i915 driver.
>>
>> Regards,
>>
>>         Hans
>>
>>>
>>> Sean Paul (13):
>>>       drm: Fix link-status kerneldoc line lengths
>>>       drm/i915: Add more control to wait_for routines
>>>       drm: Add Content Protection property
>>>       drm: Add some HDCP related #defines
>>>       drm/i915: Add HDCP framework + base implementation
>>>       drm/i915: Make use of indexed write GMBUS feature
>>>       drm/i915: Add function to output Aksv over GMBUS
>>>       drm/i915: Implement HDCP for HDMI
>>>       drm/i915: Implement HDCP for DisplayPort
>>>       drm/i915: Don't allow HDCP on PORT E/F
>>>       drm/i915: Only disable HDCP when it's active
>>>       drm/i915: Restore HDCP DRM_INFO when with no downstream
>>>       drm/i915: Downgrade hdcp logs from INFO to DEBUG_KMS
>>>
>>>  drivers/gpu/drm/drm_atomic.c         |   8 +
>>>  drivers/gpu/drm/drm_connector.c      |  87 +++-
>>>  drivers/gpu/drm/i915/Makefile        |   1 +
>>>  drivers/gpu/drm/i915/i915_drv.h      |   1 +
>>>  drivers/gpu/drm/i915/i915_reg.h      |  86 ++++
>>>  drivers/gpu/drm/i915/intel_atomic.c  |   2 +
>>>  drivers/gpu/drm/i915/intel_ddi.c     |  36 ++
>>>  drivers/gpu/drm/i915/intel_display.c |   4 +
>>>  drivers/gpu/drm/i915/intel_dp.c      | 277 +++++++++++-
>>>  drivers/gpu/drm/i915/intel_drv.h     | 109 ++++-
>>>  drivers/gpu/drm/i915/intel_hdcp.c    | 807 
>>> +++++++++++++++++++++++++++++++++++
>>>  drivers/gpu/drm/i915/intel_hdmi.c    | 250 +++++++++++
>>>  drivers/gpu/drm/i915/intel_i2c.c     |  81 +++-
>>>  drivers/gpu/drm/i915/intel_uncore.c  |  23 +-
>>>  drivers/gpu/drm/i915/intel_uncore.h  |  14 +-
>>>  include/drm/drm_connector.h          |  16 +
>>>  include/drm/drm_dp_helper.h          |  17 +
>>>  include/drm/drm_hdcp.h               |  41 ++
>>>  include/uapi/drm/drm_mode.h          |   4 +
>>>  19 files changed, 1821 insertions(+), 43 deletions(-)
>>>  create mode 100644 drivers/gpu/drm/i915/intel_hdcp.c
>>>  create mode 100644 include/drm/drm_hdcp.h
>>>
>>

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