search for: drm_dp_mst_helper

...formation without going through port (which drivers are very much not > supposed to do by themselves, ever), let's add one. > > Signed-off-by: Lyude Paul <lyude at redhat.com> > --- > drivers/gpu/drm/drm_dp_mst_topology.c | 56 +++++++++++++++++++++++++++ > include/drm/drm_dp_mst_helper.h | 5 ++- > 2 files changed, 60 insertions(+), 1 deletion(-) > > diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c > index 529414556962..4336d17ce904 100644 > --- a/drivers/gpu/drm/drm_dp_mst_topology.c > +++ b/drivers/gpu/drm/drm_...

...drm/i915: Start using struct drm_dp_mst_port again drivers/gpu/drm/drm_dp_mst_topology.c | 115 ++++++++++++++++++++++++ drivers/gpu/drm/i915/intel_dp_mst.c | 2 +- drivers/gpu/drm/i915/intel_drv.h | 2 +- drivers/gpu/drm/nouveau/dispnv50/disp.c | 60 +++++-------- include/drm/drm_dp_mst_helper.h | 65 ++------------ 5 files changed, 146 insertions(+), 98 deletions(-) -- 2.19.1

...Vetter <daniel.vetter at ffwll.ch> Signed-off-by: Lyude Paul <lyude at redhat.com> --- drivers/gpu/drm/drm_dp_mst_topology.c | 27 --------------- drivers/gpu/drm/selftests/Makefile | 2 +- .../gpu/drm/selftests/drm_modeset_selftests.h | 1 + .../drm/selftests/test-drm_dp_mst_helper.c | 34 +++++++++++++++++++ .../drm/selftests/test-drm_modeset_common.h | 1 + 5 files changed, 37 insertions(+), 28 deletions(-) create mode 100644 drivers/gpu/drm/selftests/test-drm_dp_mst_helper.c diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c...

...DP MST helpers. So, let's do that! Signed-off-by: Lyude Paul <lyude at redhat.com> Cc: Maarten Lankhorst <maarten.lankhorst at linux.intel.com> Cc: Daniel Stone <daniel at fooishbar.org> --- drivers/gpu/drm/drm_dp_mst_topology.c | 106 ++++++++++++++++++++++++++ include/drm/drm_dp_mst_helper.h | 14 ++++ 2 files changed, 120 insertions(+) diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c index acb7633f3f70..a6a2c03af62a 100644 --- a/drivers/gpu/drm/drm_dp_mst_topology.c +++ b/drivers/gpu/drm/drm_dp_mst_topology.c @@ -27,6 +27,7 @@ #incl...

...<daniel.vetter at ffwll.ch> Signed-off-by: Lyude Paul <lyude at redhat.com> --- drivers/gpu/drm/drm_dp_mst_topology.c | 309 +++++++++++++++++- .../gpu/drm/drm_dp_mst_topology_internal.h | 24 ++ .../gpu/drm/selftests/drm_modeset_selftests.h | 1 + .../drm/selftests/test-drm_dp_mst_helper.c | 204 ++++++++++++ .../drm/selftests/test-drm_modeset_common.h | 1 + include/drm/drm_dp_mst_helper.h | 2 +- 6 files changed, 536 insertions(+), 5 deletions(-) create mode 100644 drivers/gpu/drm/drm_dp_mst_topology_internal.h diff --git a/drivers/gpu/drm/drm_dp_mst_topo...

...er 4 hours until I realized there was no magic behind these pointers. So, let's save everyone else from the trouble. Signed-off-by: Lyude Paul <lyude at redhat.com>. Cc: Daniel Vetter <daniel.vetter at ffwll.ch> Signed-off-by: Lyude Paul <lyude at redhat.com> --- include/drm/drm_dp_mst_helper.h | 6 ------ 1 file changed, 6 deletions(-) diff --git a/include/drm/drm_dp_mst_helper.h b/include/drm/drm_dp_mst_helper.h index 7f78d26a0766..59f005b419cf 100644 --- a/include/drm/drm_dp_mst_helper.h +++ b/include/drm/drm_dp_mst_helper.h @@ -409,7 +409,6 @@ struct drm_dp_payload { struct drm_dp...

...uston.li at intel.com> Cc: Imre Deak <imre.deak at intel.com> Cc: Ville Syrjälä <ville.syrjala at linux.intel.com> Cc: Harry Wentland <hwentlan at amd.com> Cc: Daniel Vetter <daniel.vetter at ffwll.ch> Signed-off-by: Lyude Paul <lyude at redhat.com> --- include/drm/drm_dp_mst_helper.h | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) diff --git a/include/drm/drm_dp_mst_helper.h b/include/drm/drm_dp_mst_helper.h index f253ee43e9d9..8ba2a01324bb 100644 --- a/include/drm/drm_dp_mst_helper.h +++ b/include/drm/drm_dp_mst_helper.h @@ -489,15 +489,11 @@ struct drm_dp_mst...

Just a tiny drive-by cleanup, we can consolidate i915's code for checking for MST support into a helper to be shared across drivers. Signed-off-by: Lyude Paul <lyude at redhat.com> --- drivers/gpu/drm/i915/display/intel_dp.c | 18 ++---------------- include/drm/drm_dp_mst_helper.h | 22 ++++++++++++++++++++++ 2 files changed, 24 insertions(+), 16 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 79c27f91f42c0..1e29d3a012856 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i91...

...anup, we can consolidate i915's code for checking for MST support into a helper to be shared across drivers. Signed-off-by: Lyude Paul <lyude at redhat.com> Reviewed-by: Sean Paul <sean at poorly.run> --- drivers/gpu/drm/i915/display/intel_dp.c | 18 ++---------------- include/drm/drm_dp_mst_helper.h | 22 ++++++++++++++++++++++ 2 files changed, 24 insertions(+), 16 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 79c27f91f42c0..1e29d3a012856 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i91...

...amdgpu_dm/amdgpu_dm_helpers.c | 2 +- drivers/gpu/drm/drm_dp_mst_topology.c | 16 ++++++++++++---- drivers/gpu/drm/i915/display/intel_dp_mst.c | 2 +- drivers/gpu/drm/nouveau/dispnv50/disp.c | 2 +- drivers/gpu/drm/radeon/radeon_dp_mst.c | 2 +- include/drm/drm_dp_mst_helper.h | 3 +-- 6 files changed, 17 insertions(+), 10 deletions(-) diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c index a0ed0154a9f0..abafb5221b44 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amd...

...rrently any way to get this information without going through port (which drivers are very much not supposed to do by themselves, ever), let's add one. Signed-off-by: Lyude Paul <lyude at redhat.com> --- drivers/gpu/drm/drm_dp_mst_topology.c | 56 +++++++++++++++++++++++++++ include/drm/drm_dp_mst_helper.h | 5 ++- 2 files changed, 60 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c index 529414556962..4336d17ce904 100644 --- a/drivers/gpu/drm/drm_dp_mst_topology.c +++ b/drivers/gpu/drm/drm_dp_mst_topology.c @@ -1982,6 +...

Signed-off-by: Lyude Paul <lyude at redhat.com> Cc: Daniel Vetter <daniel at ffwll.ch> --- include/drm/drm_dp_mst_helper.h | 77 +++++++++++++++++++++++++++++++++ 1 file changed, 77 insertions(+) diff --git a/include/drm/drm_dp_mst_helper.h b/include/drm/drm_dp_mst_helper.h index 59f005b419cf..3faceb66f5cb 100644 --- a/include/drm/drm_dp_mst_helper.h +++ b/include/drm/drm_dp_mst_helper.h @@ -628,4 +628,81 @@ int drm...

...m drm_dp_has_mst() to drm_dp_read_mst_cap() Signed-off-by: Lyude Paul <lyude at redhat.com> Reviewed-by: Sean Paul <sean at poorly.run> --- drivers/gpu/drm/drm_dp_mst_topology.c | 22 ++++++++++++++++++++++ drivers/gpu/drm/i915/display/intel_dp.c | 18 ++---------------- include/drm/drm_dp_mst_helper.h | 3 +-- 3 files changed, 25 insertions(+), 18 deletions(-) diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c index 67dd72ea200e0..17dbed0a9800d 100644 --- a/drivers/gpu/drm/drm_dp_mst_topology.c +++ b/drivers/gpu/drm/drm_dp_mst_topology.c @@ -34...

Signed-off-by: Lyude Paul <lyude at redhat.com> Reviewed-by: Daniel Vetter <daniel.vetter at ffwll.ch> --- include/drm/drm_dp_mst_helper.h | 77 +++++++++++++++++++++++++++++++++ 1 file changed, 77 insertions(+) diff --git a/include/drm/drm_dp_mst_helper.h b/include/drm/drm_dp_mst_helper.h index 59f005b419cf..3faceb66f5cb 100644 --- a/include/drm/drm_dp_mst_helper.h +++ b/include/drm/drm_dp_mst_helper.h @@ -628,4 +628,81 @@ int drm...

..._for_each_entry_safe in drm_dp_mst_connector_still_exists() - Julia Lawall Signed-off-by: Lyude Paul <lyude at redhat.com> Cc: Julia Lawall <julia.lawall at lip6.fr> Cc: stable at vger.kernel.org --- drivers/gpu/drm/drm_dp_mst_topology.c | 76 +++++++++++++++++++++++++++ include/drm/drm_dp_mst_helper.h | 3 ++ 2 files changed, 79 insertions(+) diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c index 7780567aa669..58b9554711c7 100644 --- a/drivers/gpu/drm/drm_dp_mst_topology.c +++ b/drivers/gpu/drm/drm_dp_mst_topology.c @@ -3129,6 +3129,82 @@ stati...

...'t call the destroy function multiple times, so that's nice :) Similarly, is there any defense against calling get_mstb() between destroy() and the delayed destroy worker running? Sean > --- > drivers/gpu/drm/drm_dp_mst_topology.c | 162 +++++++++++++++++--------- > include/drm/drm_dp_mst_helper.h | 26 +++-- > 2 files changed, 127 insertions(+), 61 deletions(-) > > diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c > index 3054ec622506..738f260d4b15 100644 > --- a/drivers/gpu/drm/drm_dp_mst_topology.c > +++ b/drivers/gpu/dr...

..._funcs to this commit - Document __drm_dp_mst_state_iter_get() and note that it shouldn't be called directly Signed-off-by: Lyude Paul <lyude at redhat.com> Reviewed-by: Daniel Vetter <daniel.vetter at ffwll.ch> --- drivers/gpu/drm/drm_dp_mst_topology.c | 5 +- include/drm/drm_dp_mst_helper.h | 96 +++++++++++++++++++++++++++ 2 files changed, 99 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c index 93f08bfd2ab3..8d94c8943ac7 100644 --- a/drivers/gpu/drm/drm_dp_mst_topology.c +++ b/drivers/gpu/drm/drm_dp_ms...

...Daniel Vetter <daniel.vetter at ffwll.ch> Cc: David Airlie <airlied at redhat.com> Cc: Jerry Zuo <Jerry.Zuo at amd.com> Cc: Harry Wentland <harry.wentland at amd.com> Cc: Juston Li <juston.li at intel.com> --- drivers/gpu/drm/drm_dp_mst_topology.c | 5 +- include/drm/drm_dp_mst_helper.h | 96 +++++++++++++++++++++++++++ 2 files changed, 99 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c index efd8fa29fff6..370371145cdd 100644 --- a/drivers/gpu/drm/drm_dp_mst_topology.c +++ b/drivers/gpu/drm/drm_dp_ms...

...for MST drivers/gpu/drm/drm_atomic.c | 14 ++ drivers/gpu/drm/drm_dp_mst_topology.c | 187 ++++++++++++++++++++---- drivers/gpu/drm/i915/intel_dp_mst.c | 31 ++-- drivers/gpu/drm/nouveau/dispnv50/disp.c | 46 +++++- include/drm/drm_atomic.h | 16 ++ include/drm/drm_dp_mst_helper.h | 16 +- 6 files changed, 250 insertions(+), 60 deletions(-) -- 2.17.2

...jala at linux.intel.com> > Cc: Harry Wentland <hwentlan at amd.com> > Cc: Daniel Vetter <daniel.vetter at ffwll.ch> > Signed-off-by: Lyude Paul <lyude at redhat.com> > --- > drivers/gpu/drm/drm_dp_mst_topology.c | 181 +++++++++++++++----------- > include/drm/drm_dp_mst_helper.h | 6 +- > 2 files changed, 110 insertions(+), 77 deletions(-) > > diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c > index d1610434a0cb..9944ef2ce885 100644 > --- a/drivers/gpu/drm/drm_dp_mst_topology.c > +++ b/drivers/gpu/drm/d...