[PATCH] drm/amd/display: Use DRM_DEBUG_DP

Harry Wentland harry.wentland at amd.com
Tue Mar 23 16:01:44 UTC 2021


Thanks for converting these away from _DRIVER.

On 2021-03-23 10:26 a.m., Alex Deucher wrote:
> On Mon, Mar 22, 2021 at 8:31 PM Luben Tuikov <luben.tuikov at amd.com> wrote:
>>
>> Convert IRQ-based prints from DRM_DEBUG_DRIVER to
>> DRM_DEBUG_DP, as the latter is not used in drm/amd
>> prior to this patch and since IRQ-based prints
>> drown out the rest of the driver's
>> DRM_DEBUG_DRIVER messages.
>>
>> Cc: Harry Wentland <Harry.Wentland at amd.com>
>> Cc: Alex Deucher <alexander.deucher at amd.com>
>> Signed-off-by: Luben Tuikov <luben.tuikov at amd.com>
>> ---
>>   .../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 67 +++++++++----------
>>   1 file changed, 33 insertions(+), 34 deletions(-)
>>
>> diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
>> index f455fc3aa561..aabaa652f6dc 100644
>> --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
>> +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
>> @@ -449,9 +449,9 @@ static void dm_pflip_high_irq(void *interrupt_params)
>>          amdgpu_crtc->pflip_status = AMDGPU_FLIP_NONE;
>>          spin_unlock_irqrestore(&adev_to_drm(adev)->event_lock, flags);
>>
>> -       DRM_DEBUG_DRIVER("crtc:%d[%p], pflip_stat:AMDGPU_FLIP_NONE, vrr[%d]-fp %d\n",
>> -                        amdgpu_crtc->crtc_id, amdgpu_crtc,
>> -                        vrr_active, (int) !e);
>> +       DRM_DEBUG_DP("crtc:%d[%p], pflip_stat:AMDGPU_FLIP_NONE, vrr[%d]-fp %d\n",
> 
> Should probably be _KMS or _ATOMIC since this is not displayport specific.

It looks like _ATOMIC is strictly for code dealing with atomic. KMS is a 
better bet.

_KMS

> 
>> +                    amdgpu_crtc->crtc_id, amdgpu_crtc,
>> +                    vrr_active, (int) !e);
>>   }
>>
>>   static void dm_vupdate_high_irq(void *interrupt_params)
>> @@ -993,8 +993,7 @@ static void event_mall_stutter(struct work_struct *work)
>>          dc_allow_idle_optimizations(
>>                  dm->dc, dm->active_vblank_irq_count == 0);
>>
>> -       DRM_DEBUG_DRIVER("Allow idle optimizations (MALL): %d\n", dm->active_vblank_irq_count == 0);
>> -
>> +       DRM_DEBUG_DP("Allow idle optimizations (MALL): %d\n", dm->active_vblank_irq_count == 0);
> 
> Maybe _VBL or _KMS or _ATOMIC?
> 

_KMS

>>
>>          mutex_unlock(&dm->dc_lock);
>>   }
>> @@ -1810,8 +1809,8 @@ static void dm_gpureset_toggle_interrupts(struct amdgpu_device *adev,
>>                  if (acrtc && state->stream_status[i].plane_count != 0) {
>>                          irq_source = IRQ_TYPE_PFLIP + acrtc->otg_inst;
>>                          rc = dc_interrupt_set(adev->dm.dc, irq_source, enable) ? 0 : -EBUSY;
>> -                       DRM_DEBUG("crtc %d - vupdate irq %sabling: r=%d\n",
>> -                                 acrtc->crtc_id, enable ? "en" : "dis", rc);
>> +                       DRM_DEBUG_DP("crtc %d - vupdate irq %sabling: r=%d\n",
>> +                                    acrtc->crtc_id, enable ? "en" : "dis", rc);
> 
> I think this should be _VBL.
> 

_VBL

>>                          if (rc)
>>                                  DRM_WARN("Failed to %s pflip interrupts\n",
>>                                           enable ? "enable" : "disable");
>> @@ -4966,8 +4965,8 @@ static void update_stream_scaling_settings(const struct drm_display_mode *mode,
>>          stream->src = src;
>>          stream->dst = dst;
>>
>> -       DRM_DEBUG_DRIVER("Destination Rectangle x:%d  y:%d  width:%d  height:%d\n",
>> -                       dst.x, dst.y, dst.width, dst.height);
>> +       DRM_DEBUG_DP("Destination Rectangle x:%d  y:%d  width:%d  height:%d\n",
>> +                    dst.x, dst.y, dst.width, dst.height);
> 
> Should probably be _KMS or _ATOMIC since this is not displayport specific.
> 

_KMS

>>
>>   }
>>
>> @@ -5710,8 +5709,8 @@ static inline int dm_set_vupdate_irq(struct drm_crtc *crtc, bool enable)
>>
>>          rc = dc_interrupt_set(adev->dm.dc, irq_source, enable) ? 0 : -EBUSY;
>>
>> -       DRM_DEBUG_DRIVER("crtc %d - vupdate irq %sabling: r=%d\n",
>> -                        acrtc->crtc_id, enable ? "en" : "dis", rc);
>> +       DRM_DEBUG_DP("crtc %d - vupdate irq %sabling: r=%d\n",
>> +                    acrtc->crtc_id, enable ? "en" : "dis", rc);
> 
> Should probably be _VBL.
> 

_VBL

>>          return rc;
>>   }
>>
>> @@ -6664,7 +6663,7 @@ static int dm_plane_helper_prepare_fb(struct drm_plane *plane,
>>          int r;
>>
>>          if (!new_state->fb) {
>> -               DRM_DEBUG_DRIVER("No FB bound\n");
>> +               DRM_DEBUG_DP("No FB bound\n");
> 
> Should probably be _KMS or _ATOMIC since this is not displayport specific.
> 

_KMS

>>                  return 0;
>>          }
>>
>> @@ -7896,11 +7895,11 @@ static void handle_cursor_update(struct drm_plane *plane,
>>          if (!plane->state->fb && !old_plane_state->fb)
>>                  return;
>>
>> -       DRM_DEBUG_DRIVER("%s: crtc_id=%d with size %d to %d\n",
>> -                        __func__,
>> -                        amdgpu_crtc->crtc_id,
>> -                        plane->state->crtc_w,
>> -                        plane->state->crtc_h);
>> +       DRM_DEBUG_DP("%s: crtc_id=%d with size %d to %d\n",
>> +                    __func__,
>> +                    amdgpu_crtc->crtc_id,
>> +                    plane->state->crtc_w,
>> +                    plane->state->crtc_h);
> 
> Should probably be _KMS or _ATOMIC since this is not displayport specific.

_KMS

> 
>>
>>          ret = get_cursor_position(plane, crtc, &position);
>>          if (ret)
>> @@ -7958,8 +7957,8 @@ static void prepare_flip_isr(struct amdgpu_crtc *acrtc)
>>          /* Mark this event as consumed */
>>          acrtc->base.state->event = NULL;
>>
>> -       DRM_DEBUG_DRIVER("crtc:%d, pflip_stat:AMDGPU_FLIP_SUBMITTED\n",
>> -                                                acrtc->crtc_id);
>> +       DRM_DEBUG_DP("crtc:%d, pflip_stat:AMDGPU_FLIP_SUBMITTED\n",
>> +                    acrtc->crtc_id);
> 
> Should probably be _KMS or _ATOMIC since this is not displayport specific.

_KMS

> 
>>   }
>>
>>   static void update_freesync_state_on_stream(
>> @@ -8265,9 +8264,9 @@ static void amdgpu_dm_commit_planes(struct drm_atomic_state *state,
>>                          &bundle->flip_addrs[planes_count].address,
>>                          afb->tmz_surface, false);
>>
>> -               DRM_DEBUG_DRIVER("plane: id=%d dcc_en=%d\n",
>> -                                new_plane_state->plane->index,
>> -                                bundle->plane_infos[planes_count].dcc.enable);
>> +               DRM_DEBUG_DP("plane: id=%d dcc_en=%d\n",
>> +                            new_plane_state->plane->index,
>> +                            bundle->plane_infos[planes_count].dcc.enable);
> 
> Should probably be _ATOMIC.

_ATOMIC here and below

Harry

> 
>>
>>                  bundle->surface_updates[planes_count].plane_info =
>>                          &bundle->plane_infos[planes_count];
>> @@ -8299,10 +8298,10 @@ static void amdgpu_dm_commit_planes(struct drm_atomic_state *state,
>>                                  dc_plane,
>>                                  bundle->flip_addrs[planes_count].flip_timestamp_in_us);
>>
>> -               DRM_DEBUG_DRIVER("%s Flipping to hi: 0x%x, low: 0x%x\n",
>> -                                __func__,
>> -                                bundle->flip_addrs[planes_count].address.grph.addr.high_part,
>> -                                bundle->flip_addrs[planes_count].address.grph.addr.low_part);
>> +               DRM_DEBUG_DP("%s Flipping to hi: 0x%x, low: 0x%x\n",
>> +                            __func__,
>> +                            bundle->flip_addrs[planes_count].address.grph.addr.high_part,
>> +                            bundle->flip_addrs[planes_count].address.grph.addr.low_part);
>>
> 
> Same here.
> 
>>                  planes_count += 1;
>>
>> @@ -8621,7 +8620,7 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state)
>>                  dm_new_crtc_state = to_dm_crtc_state(new_crtc_state);
>>                  dm_old_crtc_state = to_dm_crtc_state(old_crtc_state);
>>
>> -               DRM_DEBUG_DRIVER(
>> +               DRM_DEBUG_DP(
> 
> And here.
> 
>>                          "amdgpu_crtc id:%d crtc_state_flags: enable:%d, active:%d, "
>>                          "planes_changed:%d, mode_changed:%d,active_changed:%d,"
>>                          "connectors_changed:%d\n",
>> @@ -8655,7 +8654,7 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state)
>>
>>                  if (modeset_required(new_crtc_state, dm_new_crtc_state->stream, dm_old_crtc_state->stream)) {
>>
>> -                       DRM_DEBUG_DRIVER("Atomic commit: SET crtc id %d: [%p]\n", acrtc->crtc_id, acrtc);
>> +                       DRM_DEBUG_DP("Atomic commit: SET crtc id %d: [%p]\n", acrtc->crtc_id, acrtc);
>>
> 
> And here.
> 
>>                          if (!dm_new_crtc_state->stream) {
>>                                  /*
>> @@ -8688,7 +8687,7 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state)
>>                          crtc->hwmode = new_crtc_state->mode;
>>                          mode_set_reset_required = true;
>>                  } else if (modereset_required(new_crtc_state)) {
>> -                       DRM_DEBUG_DRIVER("Atomic commit: RESET. crtc id %d:[%p]\n", acrtc->crtc_id, acrtc);
>> +                       DRM_DEBUG_DP("Atomic commit: RESET. crtc id %d:[%p]\n", acrtc->crtc_id, acrtc);
> 
> And here.
> 
>>                          /* i.e. reset mode */
>>                          if (dm_old_crtc_state->stream)
>>                                  remove_stream(adev, acrtc, dm_old_crtc_state->stream);
>> @@ -9298,7 +9297,7 @@ static int dm_update_crtc_state(struct amdgpu_display_manager *dm,
>>          if (!drm_atomic_crtc_needs_modeset(new_crtc_state))
>>                  goto skip_modeset;
>>
>> -       DRM_DEBUG_DRIVER(
>> +       DRM_DEBUG_DP(
> 
> Should probably be _KMS or _ATOMIC since this is not displayport specific.
> 
>>                  "amdgpu_crtc id:%d crtc_state_flags: enable:%d, active:%d, "
>>                  "planes_changed:%d, mode_changed:%d,active_changed:%d,"
>>                  "connectors_changed:%d\n",
>> @@ -9382,8 +9381,8 @@ static int dm_update_crtc_state(struct amdgpu_display_manager *dm,
>>
>>                          dc_stream_retain(new_stream);
>>
>> -                       DRM_DEBUG_DRIVER("Enabling DRM crtc: %d\n",
>> -                                               crtc->base.id);
>> +                       DRM_DEBUG_DP("Enabling DRM crtc: %d\n",
>> +                                    crtc->base.id);
>>
> 
> Same here.
> 
>>                          if (dc_add_stream_to_ctx(
>>                                          dm->dc,
>> @@ -9728,8 +9727,8 @@ static int dm_update_plane_state(struct dc *dc,
>>                  if (!dc_new_plane_state)
>>                          return -ENOMEM;
>>
>> -               DRM_DEBUG_DRIVER("Enabling DRM plane: %d on DRM crtc %d\n",
>> -                               plane->base.id, new_plane_crtc->base.id);
>> +               DRM_DEBUG_DP("Enabling DRM plane: %d on DRM crtc %d\n",
>> +                            plane->base.id, new_plane_crtc->base.id);
>>
> 
> And here.
> 
>>                  ret = fill_dc_plane_attributes(
>>                          drm_to_adev(new_plane_crtc->dev),
>> --
>> 2.31.0.rc2
>>
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