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[v2,00/13] drm/hdcp: Pull HDCP auth/exchange/check into helpers

Message ID 20210915203834.1439-1-sean@poorly.run (mailing list archive)
Headers show
Series drm/hdcp: Pull HDCP auth/exchange/check into helpers | expand

Message

Sean Paul Sept. 15, 2021, 8:38 p.m. UTC
From: Sean Paul <seanpaul@chromium.org>

Hello again,
This is the second version of the HDCP helper patchset. See version 1
here: https://patchwork.freedesktop.org/series/94623/

In this second version, I've fixed up the oopsies exposed by 0-day and
yamllint and incorporated early review feedback from the dt/dts reviews.

Please take a look,

Sean

Sean Paul (13):
  drm/hdcp: Add drm_hdcp_atomic_check()
  drm/hdcp: Avoid changing crtc state in hdcp atomic check
  drm/hdcp: Update property value on content type and user changes
  drm/hdcp: Expand HDCP helper library for enable/disable/check
  drm/i915/hdcp: Consolidate HDCP setup/state cache
  drm/i915/hdcp: Retain hdcp_capable return codes
  drm/i915/hdcp: Use HDCP helpers for i915
  drm/msm/dpu_kms: Re-order dpu includes
  drm/msm/dpu: Remove useless checks in dpu_encoder
  drm/msm/dpu: Remove encoder->enable() hack
  drm/msm/dp: Re-order dp_audio_put in deinit_sub_modules
  dt-bindings: msm/dp: Add bindings for HDCP registers
  drm/msm: Implement HDCP 1.x using the new drm HDCP helpers

 .../bindings/display/msm/dp-controller.yaml   |    7 +-
 arch/arm64/boot/dts/qcom/sc7180.dtsi          |    4 +-
 drivers/gpu/drm/drm_hdcp.c                    | 1197 ++++++++++++++++-
 drivers/gpu/drm/i915/display/intel_atomic.c   |    7 +-
 drivers/gpu/drm/i915/display/intel_ddi.c      |   29 +-
 .../drm/i915/display/intel_display_debugfs.c  |   11 +-
 .../drm/i915/display/intel_display_types.h    |   58 +-
 drivers/gpu/drm/i915/display/intel_dp_hdcp.c  |  345 ++---
 drivers/gpu/drm/i915/display/intel_dp_mst.c   |   17 +-
 drivers/gpu/drm/i915/display/intel_hdcp.c     | 1011 +++-----------
 drivers/gpu/drm/i915/display/intel_hdcp.h     |   35 +-
 drivers/gpu/drm/i915/display/intel_hdmi.c     |  256 ++--
 drivers/gpu/drm/msm/Makefile                  |    1 +
 drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c   |   17 +-
 drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c       |   30 +-
 drivers/gpu/drm/msm/disp/dpu1/dpu_kms.h       |    2 -
 drivers/gpu/drm/msm/disp/dpu1/dpu_trace.h     |    4 -
 drivers/gpu/drm/msm/dp/dp_debug.c             |   49 +-
 drivers/gpu/drm/msm/dp/dp_debug.h             |    6 +-
 drivers/gpu/drm/msm/dp/dp_display.c           |   47 +-
 drivers/gpu/drm/msm/dp/dp_display.h           |    5 +
 drivers/gpu/drm/msm/dp/dp_drm.c               |   68 +-
 drivers/gpu/drm/msm/dp/dp_drm.h               |    5 +
 drivers/gpu/drm/msm/dp/dp_hdcp.c              |  433 ++++++
 drivers/gpu/drm/msm/dp/dp_hdcp.h              |   27 +
 drivers/gpu/drm/msm/dp/dp_parser.c            |   22 +-
 drivers/gpu/drm/msm/dp/dp_parser.h            |    4 +
 drivers/gpu/drm/msm/dp/dp_reg.h               |   44 +-
 drivers/gpu/drm/msm/msm_atomic.c              |   15 +
 include/drm/drm_hdcp.h                        |  194 +++
 30 files changed, 2561 insertions(+), 1389 deletions(-)
 create mode 100644 drivers/gpu/drm/msm/dp/dp_hdcp.c
 create mode 100644 drivers/gpu/drm/msm/dp/dp_hdcp.h

Comments

Jani Nikula Sept. 17, 2021, 12:49 p.m. UTC | #1
On Wed, 15 Sep 2021, Patchwork <patchwork@emeril.freedesktop.org> wrote:
> == Series Details ==
>
> Series: drm/hdcp: Pull HDCP auth/exchange/check into helpers
> URL   : https://patchwork.freedesktop.org/series/94712/
> State : failure
>
> == Summary ==
>
> CALL    scripts/checksyscalls.sh
>   CALL    scripts/atomic/check-atomics.sh
>   DESCEND objtool
>   CHK     include/generated/compile.h
>   LD [M]  drivers/gpu/drm/i915/i915.o
>   HDRTEST drivers/gpu/drm/i915/display/intel_hdcp.h
> In file included from <command-line>:
> ./drivers/gpu/drm/i915/display/intel_hdcp.h:30:15: error: ‘struct drm_atomic_state’ declared inside parameter list will not be visible outside of this definition or declaration [-Werror]
>         struct drm_atomic_state *state);
>                ^~~~~~~~~~~~~~~~

Please use CONFIG_DRM_I915_WERROR=y when developing i915, and fix the
fallout. In this case, you'll need to add a forward declaration for
struct drm_atomic_state. (Preferred over including headers from
headers.)

Thanks,
Jani.

> cc1: all warnings being treated as errors
> drivers/gpu/drm/i915/Makefile:324: recipe for target 'drivers/gpu/drm/i915/display/intel_hdcp.hdrtest' failed
> make[4]: *** [drivers/gpu/drm/i915/display/intel_hdcp.hdrtest] Error 1
> scripts/Makefile.build:540: recipe for target 'drivers/gpu/drm/i915' failed
> make[3]: *** [drivers/gpu/drm/i915] Error 2
> scripts/Makefile.build:540: recipe for target 'drivers/gpu/drm' failed
> make[2]: *** [drivers/gpu/drm] Error 2
> scripts/Makefile.build:540: recipe for target 'drivers/gpu' failed
> make[1]: *** [drivers/gpu] Error 2
> Makefile:1868: recipe for target 'drivers' failed
> make: *** [drivers] Error 2
>
>
Jani Nikula Sept. 17, 2021, 12:51 p.m. UTC | #2
On Wed, 15 Sep 2021, Sean Paul <sean@poorly.run> wrote:
> From: Sean Paul <seanpaul@chromium.org>
>
> Hello again,
> This is the second version of the HDCP helper patchset. See version 1
> here: https://patchwork.freedesktop.org/series/94623/
>
> In this second version, I've fixed up the oopsies exposed by 0-day and
> yamllint and incorporated early review feedback from the dt/dts reviews.
>
> Please take a look,

I'll try to ping folks to get someone to review the i915 parts, but the
general idea of moving common HDCP code from i915 to drm is, I hope
obviously,

Acked-by: Jani Nikula <jani.nikula@intel.com>


>
> Sean
>
> Sean Paul (13):
>   drm/hdcp: Add drm_hdcp_atomic_check()
>   drm/hdcp: Avoid changing crtc state in hdcp atomic check
>   drm/hdcp: Update property value on content type and user changes
>   drm/hdcp: Expand HDCP helper library for enable/disable/check
>   drm/i915/hdcp: Consolidate HDCP setup/state cache
>   drm/i915/hdcp: Retain hdcp_capable return codes
>   drm/i915/hdcp: Use HDCP helpers for i915
>   drm/msm/dpu_kms: Re-order dpu includes
>   drm/msm/dpu: Remove useless checks in dpu_encoder
>   drm/msm/dpu: Remove encoder->enable() hack
>   drm/msm/dp: Re-order dp_audio_put in deinit_sub_modules
>   dt-bindings: msm/dp: Add bindings for HDCP registers
>   drm/msm: Implement HDCP 1.x using the new drm HDCP helpers
>
>  .../bindings/display/msm/dp-controller.yaml   |    7 +-
>  arch/arm64/boot/dts/qcom/sc7180.dtsi          |    4 +-
>  drivers/gpu/drm/drm_hdcp.c                    | 1197 ++++++++++++++++-
>  drivers/gpu/drm/i915/display/intel_atomic.c   |    7 +-
>  drivers/gpu/drm/i915/display/intel_ddi.c      |   29 +-
>  .../drm/i915/display/intel_display_debugfs.c  |   11 +-
>  .../drm/i915/display/intel_display_types.h    |   58 +-
>  drivers/gpu/drm/i915/display/intel_dp_hdcp.c  |  345 ++---
>  drivers/gpu/drm/i915/display/intel_dp_mst.c   |   17 +-
>  drivers/gpu/drm/i915/display/intel_hdcp.c     | 1011 +++-----------
>  drivers/gpu/drm/i915/display/intel_hdcp.h     |   35 +-
>  drivers/gpu/drm/i915/display/intel_hdmi.c     |  256 ++--
>  drivers/gpu/drm/msm/Makefile                  |    1 +
>  drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c   |   17 +-
>  drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c       |   30 +-
>  drivers/gpu/drm/msm/disp/dpu1/dpu_kms.h       |    2 -
>  drivers/gpu/drm/msm/disp/dpu1/dpu_trace.h     |    4 -
>  drivers/gpu/drm/msm/dp/dp_debug.c             |   49 +-
>  drivers/gpu/drm/msm/dp/dp_debug.h             |    6 +-
>  drivers/gpu/drm/msm/dp/dp_display.c           |   47 +-
>  drivers/gpu/drm/msm/dp/dp_display.h           |    5 +
>  drivers/gpu/drm/msm/dp/dp_drm.c               |   68 +-
>  drivers/gpu/drm/msm/dp/dp_drm.h               |    5 +
>  drivers/gpu/drm/msm/dp/dp_hdcp.c              |  433 ++++++
>  drivers/gpu/drm/msm/dp/dp_hdcp.h              |   27 +
>  drivers/gpu/drm/msm/dp/dp_parser.c            |   22 +-
>  drivers/gpu/drm/msm/dp/dp_parser.h            |    4 +
>  drivers/gpu/drm/msm/dp/dp_reg.h               |   44 +-
>  drivers/gpu/drm/msm/msm_atomic.c              |   15 +
>  include/drm/drm_hdcp.h                        |  194 +++
>  30 files changed, 2561 insertions(+), 1389 deletions(-)
>  create mode 100644 drivers/gpu/drm/msm/dp/dp_hdcp.c
>  create mode 100644 drivers/gpu/drm/msm/dp/dp_hdcp.h
Abhinav Kumar Sept. 22, 2021, 2:30 a.m. UTC | #3
Hi Sean

On 2021-09-15 13:38, Sean Paul wrote:
> From: Sean Paul <seanpaul@chromium.org>
> 
> Hello again,
> This is the second version of the HDCP helper patchset. See version 1
> here: https://patchwork.freedesktop.org/series/94623/
> 
> In this second version, I've fixed up the oopsies exposed by 0-day and
> yamllint and incorporated early review feedback from the dt/dts 
> reviews.
> 
> Please take a look,
> 
> Sean

One question overall on the series:

1) Regarding validation, did you run any secure video to check the 
transitions?
2) Is running HDCP 1x compliance also part of the validation efforts?

Thanks

Abhinav

> 
> Sean Paul (13):
>   drm/hdcp: Add drm_hdcp_atomic_check()
>   drm/hdcp: Avoid changing crtc state in hdcp atomic check
>   drm/hdcp: Update property value on content type and user changes
>   drm/hdcp: Expand HDCP helper library for enable/disable/check
>   drm/i915/hdcp: Consolidate HDCP setup/state cache
>   drm/i915/hdcp: Retain hdcp_capable return codes
>   drm/i915/hdcp: Use HDCP helpers for i915
>   drm/msm/dpu_kms: Re-order dpu includes
>   drm/msm/dpu: Remove useless checks in dpu_encoder
>   drm/msm/dpu: Remove encoder->enable() hack
>   drm/msm/dp: Re-order dp_audio_put in deinit_sub_modules
>   dt-bindings: msm/dp: Add bindings for HDCP registers
>   drm/msm: Implement HDCP 1.x using the new drm HDCP helpers
> 
>  .../bindings/display/msm/dp-controller.yaml   |    7 +-
>  arch/arm64/boot/dts/qcom/sc7180.dtsi          |    4 +-
>  drivers/gpu/drm/drm_hdcp.c                    | 1197 ++++++++++++++++-
>  drivers/gpu/drm/i915/display/intel_atomic.c   |    7 +-
>  drivers/gpu/drm/i915/display/intel_ddi.c      |   29 +-
>  .../drm/i915/display/intel_display_debugfs.c  |   11 +-
>  .../drm/i915/display/intel_display_types.h    |   58 +-
>  drivers/gpu/drm/i915/display/intel_dp_hdcp.c  |  345 ++---
>  drivers/gpu/drm/i915/display/intel_dp_mst.c   |   17 +-
>  drivers/gpu/drm/i915/display/intel_hdcp.c     | 1011 +++-----------
>  drivers/gpu/drm/i915/display/intel_hdcp.h     |   35 +-
>  drivers/gpu/drm/i915/display/intel_hdmi.c     |  256 ++--
>  drivers/gpu/drm/msm/Makefile                  |    1 +
>  drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c   |   17 +-
>  drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c       |   30 +-
>  drivers/gpu/drm/msm/disp/dpu1/dpu_kms.h       |    2 -
>  drivers/gpu/drm/msm/disp/dpu1/dpu_trace.h     |    4 -
>  drivers/gpu/drm/msm/dp/dp_debug.c             |   49 +-
>  drivers/gpu/drm/msm/dp/dp_debug.h             |    6 +-
>  drivers/gpu/drm/msm/dp/dp_display.c           |   47 +-
>  drivers/gpu/drm/msm/dp/dp_display.h           |    5 +
>  drivers/gpu/drm/msm/dp/dp_drm.c               |   68 +-
>  drivers/gpu/drm/msm/dp/dp_drm.h               |    5 +
>  drivers/gpu/drm/msm/dp/dp_hdcp.c              |  433 ++++++
>  drivers/gpu/drm/msm/dp/dp_hdcp.h              |   27 +
>  drivers/gpu/drm/msm/dp/dp_parser.c            |   22 +-
>  drivers/gpu/drm/msm/dp/dp_parser.h            |    4 +
>  drivers/gpu/drm/msm/dp/dp_reg.h               |   44 +-
>  drivers/gpu/drm/msm/msm_atomic.c              |   15 +
>  include/drm/drm_hdcp.h                        |  194 +++
>  30 files changed, 2561 insertions(+), 1389 deletions(-)
>  create mode 100644 drivers/gpu/drm/msm/dp/dp_hdcp.c
>  create mode 100644 drivers/gpu/drm/msm/dp/dp_hdcp.h
Sean Paul Sept. 28, 2021, 6:06 p.m. UTC | #4
On Tue, Sep 21, 2021 at 07:30:29PM -0700, abhinavk@codeaurora.org wrote:
> Hi Sean
> 
> On 2021-09-15 13:38, Sean Paul wrote:
> > From: Sean Paul <seanpaul@chromium.org>
> > 
> > Hello again,
> > This is the second version of the HDCP helper patchset. See version 1
> > here: https://patchwork.freedesktop.org/series/94623/
> > 
> > In this second version, I've fixed up the oopsies exposed by 0-day and
> > yamllint and incorporated early review feedback from the dt/dts reviews.
> > 
> > Please take a look,
> > 
> > Sean
> 
> One question overall on the series:
> 
> 1) Regarding validation, did you run any secure video to check the
> transitions?

Yep, the transitions look good, no visual artifacts.
Unplug/replug/suspend/resume all seem to be behaving as expected.

> 2) Is running HDCP 1x compliance also part of the validation efforts?

If Qualcomm has the ability to run validation, I'd be very keen to get some
help in that regard.

Sean

> 
> Thanks
> 
> Abhinav
> 
> > 
> > Sean Paul (13):
> >   drm/hdcp: Add drm_hdcp_atomic_check()
> >   drm/hdcp: Avoid changing crtc state in hdcp atomic check
> >   drm/hdcp: Update property value on content type and user changes
> >   drm/hdcp: Expand HDCP helper library for enable/disable/check
> >   drm/i915/hdcp: Consolidate HDCP setup/state cache
> >   drm/i915/hdcp: Retain hdcp_capable return codes
> >   drm/i915/hdcp: Use HDCP helpers for i915
> >   drm/msm/dpu_kms: Re-order dpu includes
> >   drm/msm/dpu: Remove useless checks in dpu_encoder
> >   drm/msm/dpu: Remove encoder->enable() hack
> >   drm/msm/dp: Re-order dp_audio_put in deinit_sub_modules
> >   dt-bindings: msm/dp: Add bindings for HDCP registers
> >   drm/msm: Implement HDCP 1.x using the new drm HDCP helpers
> > 
> >  .../bindings/display/msm/dp-controller.yaml   |    7 +-
> >  arch/arm64/boot/dts/qcom/sc7180.dtsi          |    4 +-
> >  drivers/gpu/drm/drm_hdcp.c                    | 1197 ++++++++++++++++-
> >  drivers/gpu/drm/i915/display/intel_atomic.c   |    7 +-
> >  drivers/gpu/drm/i915/display/intel_ddi.c      |   29 +-
> >  .../drm/i915/display/intel_display_debugfs.c  |   11 +-
> >  .../drm/i915/display/intel_display_types.h    |   58 +-
> >  drivers/gpu/drm/i915/display/intel_dp_hdcp.c  |  345 ++---
> >  drivers/gpu/drm/i915/display/intel_dp_mst.c   |   17 +-
> >  drivers/gpu/drm/i915/display/intel_hdcp.c     | 1011 +++-----------
> >  drivers/gpu/drm/i915/display/intel_hdcp.h     |   35 +-
> >  drivers/gpu/drm/i915/display/intel_hdmi.c     |  256 ++--
> >  drivers/gpu/drm/msm/Makefile                  |    1 +
> >  drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c   |   17 +-
> >  drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c       |   30 +-
> >  drivers/gpu/drm/msm/disp/dpu1/dpu_kms.h       |    2 -
> >  drivers/gpu/drm/msm/disp/dpu1/dpu_trace.h     |    4 -
> >  drivers/gpu/drm/msm/dp/dp_debug.c             |   49 +-
> >  drivers/gpu/drm/msm/dp/dp_debug.h             |    6 +-
> >  drivers/gpu/drm/msm/dp/dp_display.c           |   47 +-
> >  drivers/gpu/drm/msm/dp/dp_display.h           |    5 +
> >  drivers/gpu/drm/msm/dp/dp_drm.c               |   68 +-
> >  drivers/gpu/drm/msm/dp/dp_drm.h               |    5 +
> >  drivers/gpu/drm/msm/dp/dp_hdcp.c              |  433 ++++++
> >  drivers/gpu/drm/msm/dp/dp_hdcp.h              |   27 +
> >  drivers/gpu/drm/msm/dp/dp_parser.c            |   22 +-
> >  drivers/gpu/drm/msm/dp/dp_parser.h            |    4 +
> >  drivers/gpu/drm/msm/dp/dp_reg.h               |   44 +-
> >  drivers/gpu/drm/msm/msm_atomic.c              |   15 +
> >  include/drm/drm_hdcp.h                        |  194 +++
> >  30 files changed, 2561 insertions(+), 1389 deletions(-)
> >  create mode 100644 drivers/gpu/drm/msm/dp/dp_hdcp.c
> >  create mode 100644 drivers/gpu/drm/msm/dp/dp_hdcp.h
Abhinav Kumar Sept. 28, 2021, 9:23 p.m. UTC | #5
On 2021-09-28 11:06, Sean Paul wrote:
> On Tue, Sep 21, 2021 at 07:30:29PM -0700, abhinavk@codeaurora.org 
> wrote:
>> Hi Sean
>> 
>> On 2021-09-15 13:38, Sean Paul wrote:
>> > From: Sean Paul <seanpaul@chromium.org>
>> >
>> > Hello again,
>> > This is the second version of the HDCP helper patchset. See version 1
>> > here: https://patchwork.freedesktop.org/series/94623/
>> >
>> > In this second version, I've fixed up the oopsies exposed by 0-day and
>> > yamllint and incorporated early review feedback from the dt/dts reviews.
>> >
>> > Please take a look,
>> >
>> > Sean
>> 
>> One question overall on the series:
>> 
>> 1) Regarding validation, did you run any secure video to check the
>> transitions?
> 
> Yep, the transitions look good, no visual artifacts.
> Unplug/replug/suspend/resume all seem to be behaving as expected.
> 
>> 2) Is running HDCP 1x compliance also part of the validation efforts?
> 
> If Qualcomm has the ability to run validation, I'd be very keen to get 
> some
> help in that regard.

Thanks for letting us know. To assist with (2) we will have to work with 
you on some logistics.
Will sync up on IRC further on how to go about this.

> 
> Sean
> 
>> 
>> Thanks
>> 
>> Abhinav
>> 
>> >
>> > Sean Paul (13):
>> >   drm/hdcp: Add drm_hdcp_atomic_check()
>> >   drm/hdcp: Avoid changing crtc state in hdcp atomic check
>> >   drm/hdcp: Update property value on content type and user changes
>> >   drm/hdcp: Expand HDCP helper library for enable/disable/check
>> >   drm/i915/hdcp: Consolidate HDCP setup/state cache
>> >   drm/i915/hdcp: Retain hdcp_capable return codes
>> >   drm/i915/hdcp: Use HDCP helpers for i915
>> >   drm/msm/dpu_kms: Re-order dpu includes
>> >   drm/msm/dpu: Remove useless checks in dpu_encoder
>> >   drm/msm/dpu: Remove encoder->enable() hack
>> >   drm/msm/dp: Re-order dp_audio_put in deinit_sub_modules
>> >   dt-bindings: msm/dp: Add bindings for HDCP registers
>> >   drm/msm: Implement HDCP 1.x using the new drm HDCP helpers
>> >
>> >  .../bindings/display/msm/dp-controller.yaml   |    7 +-
>> >  arch/arm64/boot/dts/qcom/sc7180.dtsi          |    4 +-
>> >  drivers/gpu/drm/drm_hdcp.c                    | 1197 ++++++++++++++++-
>> >  drivers/gpu/drm/i915/display/intel_atomic.c   |    7 +-
>> >  drivers/gpu/drm/i915/display/intel_ddi.c      |   29 +-
>> >  .../drm/i915/display/intel_display_debugfs.c  |   11 +-
>> >  .../drm/i915/display/intel_display_types.h    |   58 +-
>> >  drivers/gpu/drm/i915/display/intel_dp_hdcp.c  |  345 ++---
>> >  drivers/gpu/drm/i915/display/intel_dp_mst.c   |   17 +-
>> >  drivers/gpu/drm/i915/display/intel_hdcp.c     | 1011 +++-----------
>> >  drivers/gpu/drm/i915/display/intel_hdcp.h     |   35 +-
>> >  drivers/gpu/drm/i915/display/intel_hdmi.c     |  256 ++--
>> >  drivers/gpu/drm/msm/Makefile                  |    1 +
>> >  drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c   |   17 +-
>> >  drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c       |   30 +-
>> >  drivers/gpu/drm/msm/disp/dpu1/dpu_kms.h       |    2 -
>> >  drivers/gpu/drm/msm/disp/dpu1/dpu_trace.h     |    4 -
>> >  drivers/gpu/drm/msm/dp/dp_debug.c             |   49 +-
>> >  drivers/gpu/drm/msm/dp/dp_debug.h             |    6 +-
>> >  drivers/gpu/drm/msm/dp/dp_display.c           |   47 +-
>> >  drivers/gpu/drm/msm/dp/dp_display.h           |    5 +
>> >  drivers/gpu/drm/msm/dp/dp_drm.c               |   68 +-
>> >  drivers/gpu/drm/msm/dp/dp_drm.h               |    5 +
>> >  drivers/gpu/drm/msm/dp/dp_hdcp.c              |  433 ++++++
>> >  drivers/gpu/drm/msm/dp/dp_hdcp.h              |   27 +
>> >  drivers/gpu/drm/msm/dp/dp_parser.c            |   22 +-
>> >  drivers/gpu/drm/msm/dp/dp_parser.h            |    4 +
>> >  drivers/gpu/drm/msm/dp/dp_reg.h               |   44 +-
>> >  drivers/gpu/drm/msm/msm_atomic.c              |   15 +
>> >  include/drm/drm_hdcp.h                        |  194 +++
>> >  30 files changed, 2561 insertions(+), 1389 deletions(-)
>> >  create mode 100644 drivers/gpu/drm/msm/dp/dp_hdcp.c
>> >  create mode 100644 drivers/gpu/drm/msm/dp/dp_hdcp.h