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| author |   Nicholas Kazlauskas <nicholas.kazlauskas@amd.com> | 2021-05-19 11:28:27 -0400 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2021-06-04 16:39:18 -0400 |
| commit | ba5a5371812e1f177414d30a9ce9691017cf30b6 (patch) | |
| tree | 7d0e9dad5d09a12072a84fd847bf7ed19028d88a /drivers/gpu/drm/amd/display/dc/inc/hw/dchubbub.h | |
| parent | drm/amd/display: Add DCN3.1 OPTC (diff) | |
| download | linux-dev-ba5a5371812e1f177414d30a9ce9691017cf30b6.tar.xz linux-dev-ba5a5371812e1f177414d30a9ce9691017cf30b6.zip | |
drm/amd/display: Add DCN3.1 DCHHUB
Adds DCN3.1 DCHHUB programming and modifies DCN20/DCN30 shared
hardware sequencer helpers to use these hooks.
HW Blocks:
+--------++------+ +----------+
|DCHUBBUB|| HUBP | <-- | MMHUBBUB |
+--------++------+ +----------+
| ^
v |
+--------+ +--------+
| DPP | <---------> | DWB |
+--------+ +--------+
| ^
v |
+--------+ |
| MPC | |
+--------+ |
| |
v |
+-------+ |
| OPP | |
+-------+ |
| |
v |
+--------+ /
| OPTC | --------------
+--------+
|
v
+--------+ +--------+
| DIO | | DCCG |
+--------+ +--------+
No changes to MMHUBBUB or DWB programming, added to diagram for clarity.
Acked-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/inc/hw/dchubbub.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/inc/hw/dchubbub.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/dchubbub.h b/drivers/gpu/drm/amd/display/dc/inc/hw/dchubbub.h index d9fd28b34f2a..d2611b865695 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/hw/dchubbub.h +++ b/drivers/gpu/drm/amd/display/dc/inc/hw/dchubbub.h @@ -152,6 +152,11 @@ struct hubbub_funcs { void (*force_pstate_change_control)(struct hubbub *hubbub, bool force, bool allow); void (*init_watermarks)(struct hubbub *hubbub); +#if defined(CONFIG_DRM_AMD_DC_DCN3_1) + void (*program_det_size)(struct hubbub *hubbub, int hubp_inst, unsigned det_buffer_size_in_kbyte); + void (*program_compbuf_size)(struct hubbub *hubbub, unsigned compbuf_size_kb, bool safe_to_increase); + void (*init_crb)(struct hubbub *hubbub); +#endif }; struct hubbub { |