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| author |   Dave Airlie <airlied@redhat.com> | 2021-05-21 15:29:34 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2021-05-21 15:29:40 +1000 |
| commit | c99c4d0ca57c978dcc2a2f41ab8449684ea154cc (patch) | |
| tree | 3fd20557381e99063293ae5d399a54d0108bcdde /drivers/gpu/drm/amd/display/dc/inc/dc_link_dp.h | |
| parent | Merge tag 'drm-intel-next-2021-05-19-1' of git://anongit.freedesktop.org/drm/drm-intel into drm-next (diff) | |
| parent | drm/radeon/dpm: Disable sclk switching on Oland when two 4K 60Hz monitors are connected (diff) | |
| download | linux-dev-c99c4d0ca57c978dcc2a2f41ab8449684ea154cc.tar.xz linux-dev-c99c4d0ca57c978dcc2a2f41ab8449684ea154cc.zip | |
Merge tag 'amd-drm-next-5.14-2021-05-19' of https://gitlab.freedesktop.org/agd5f/linux into drm-next
amd-drm-next-5.14-2021-05-19:
amdgpu:
- Aldebaran updates
- More LTTPR display work
- Vangogh updates
- SDMA 5.x GCR fixes
- RAS fixes
- PCIe ASPM support
- Modifier fixes
- Enable TMZ on Renoir
- Buffer object code cleanup
- Display overlay fixes
- Initial support for multiple eDP panels
- Initial SR-IOV support for Aldebaran
- DP link training refactor
- Misc code cleanups and bug fixes
- SMU regression fixes for variable sized arrays
- MAINTAINERS fixes for amdgpu
amdkfd:
- Initial SR-IOV support for Aldebaran
- Topology fixes
- Initial HMM SVM support
- Misc code cleanups and bug fixes
radeon:
- Misc code cleanups and bug fixes
- SMU regression fixes for variable sized arrays
- Flickering fix for Oland with multiple 4K displays
UAPI:
- amdgpu: Drop AMDGPU_GEM_CREATE_SHADOW flag.
This was always a kernel internal flag and userspace use of it has always been blocked.
It's no longer needed so remove it.
- amdkgd: HMM SVM support
Overview: https://patchwork.freedesktop.org/series/85562/
Porposed userspace: https://github.com/RadeonOpenCompute/ROCT-Thunk-Interface/tree/fxkamd/hmm-wip
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Alex Deucher <alexander.deucher@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210520031258.231896-1-alexander.deucher@amd.com
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/inc/dc_link_dp.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/inc/dc_link_dp.h | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/inc/dc_link_dp.h b/drivers/gpu/drm/amd/display/dc/inc/dc_link_dp.h index 3ae05c96d557..428842511c03 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/dc_link_dp.h +++ b/drivers/gpu/drm/amd/display/dc/inc/dc_link_dp.h @@ -65,7 +65,8 @@ bool perform_link_training_with_retries( bool skip_video_pattern, int attempts, struct pipe_ctx *pipe_ctx, - enum signal_type signal); + enum signal_type signal, + bool do_fallback); bool is_mst_supported(struct dc_link *link); @@ -75,6 +76,8 @@ void detect_edp_sink_caps(struct dc_link *link); bool is_dp_active_dongle(const struct dc_link *link); +bool is_dp_branch_device(const struct dc_link *link); + bool is_edp_ilr_optimization_required(struct dc_link *link, struct dc_crtc_timing *crtc_timing); void dp_enable_mst_on_sink(struct dc_link *link, bool enable); @@ -94,5 +97,12 @@ void dp_set_dsc_on_stream(struct pipe_ctx *pipe_ctx, bool enable); bool dp_update_dsc_config(struct pipe_ctx *pipe_ctx); bool dp_set_dsc_on_rx(struct pipe_ctx *pipe_ctx, bool enable); +/* Convert PHY repeater count read from DPCD uint8_t. */ +uint8_t dp_convert_to_count(uint8_t lttpr_repeater_count); + +/* Check DPCD training status registers to detect link loss. */ +enum link_training_result dp_check_link_loss_status( + struct dc_link *link, + const struct link_training_settings *link_training_setting); #endif /* __DC_LINK_DP_H__ */ |