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| author |   Nicholas Kazlauskas <nicholas.kazlauskas@amd.com> | 2019-10-25 15:03:58 -0400 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2019-11-13 15:29:42 -0500 |
| commit | 3a1627b07385a6bb497f7ca4e2ffe1e1dbc70b68 (patch) | |
| tree | 03324fc68964444a70a7922a0ba03af277df1c13 /drivers/gpu/drm/amd/display/dc/dm_services.h | |
| parent | drm/amdgpu: Add DMCUB to firmware query interface (diff) | |
| download | linux-dev-3a1627b07385a6bb497f7ca4e2ffe1e1dbc70b68.tar.xz linux-dev-3a1627b07385a6bb497f7ca4e2ffe1e1dbc70b68.zip | |
drm/amd/display: Add DMUB support to DC
DC will use DMUB for command submission and flow control during
initialization.
Register offloading as well as submitting some BIOS commands are part
of the DC internal interface but are guarded behind debug options.
It won't be functional in amdgpu_dm yet since we don't pass the
DMUB service to DC for use.
Signed-off-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Reviewed-by: Hersen Wu <hersenxs.wu@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dm_services.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dm_services.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dm_services.h b/drivers/gpu/drm/amd/display/dc/dm_services.h index 1a0429744630..0a3891edfd94 100644 --- a/drivers/gpu/drm/amd/display/dc/dm_services.h +++ b/drivers/gpu/drm/amd/display/dc/dm_services.h @@ -40,6 +40,11 @@ #undef DEPRECATED +#ifdef CONFIG_DRM_AMD_DC_DMUB +struct dmub_srv; +struct dc_dmub_srv; + +#endif irq_handler_idx dm_register_interrupt( struct dc_context *ctx, struct dc_interrupt_params *int_params, @@ -139,6 +144,15 @@ uint32_t generic_reg_update_ex(const struct dc_context *ctx, uint32_t addr, int n, uint8_t shift1, uint32_t mask1, uint32_t field_value1, ...); +#ifdef CONFIG_DRM_AMD_DC_DMUB +struct dc_dmub_srv *dc_dmub_srv_create(struct dc *dc, struct dmub_srv *dmub); +void dc_dmub_srv_destroy(struct dc_dmub_srv **dmub_srv); + +void reg_sequence_start_gather(const struct dc_context *ctx); +void reg_sequence_start_execute(const struct dc_context *ctx); +void reg_sequence_wait_done(const struct dc_context *ctx); +#endif + #define FD(reg_field) reg_field ## __SHIFT, \ reg_field ## _MASK |