diff options
| author | Eric Yang <Eric.Yang2@amd.com> | 2021-07-09 17:47:39 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-08-24 15:35:13 -0400 |
| commit | 234b4fd9176c60480190ef4f75cc1b920df58329 (patch) | |
| tree | 110c91aabb1fad191920af89d3cdf73604b921fb /drivers/gpu/drm | |
| parent | 90a9266269eb9f71af1f323c33e1dca53527bd22 (diff) | |
drm/amd/display: refactor riommu invalidation wa
[Why]
A cleaner solution, only done once on boot.
[How]
Remove previous workaround and configure an extra
vmid one time on boot
Reviewed-by: Kazlauskas Nicholas <Nicholas.Kazlauskas@amd.com>
Acked-by: Solomon Chiu <solomon.chiu@amd.com>
Signed-off-by: Eric Yang <Eric.Yang2@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm')
4 files changed, 1 insertions, 20 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hwseq.c index 8189606537c5..3f2333ec67e2 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hwseq.c @@ -610,20 +610,3 @@ bool dcn31_is_abm_supported(struct dc *dc, } return false; } - -static void apply_riommu_invalidation_wa(struct dc *dc) -{ - struct dce_hwseq *hws = dc->hwseq; - - if (!hws->wa.early_riommu_invalidation) - return; - - REG_UPDATE(DCHUBBUB_ARB_HOSTVM_CNTL, DISABLE_HOSTVM_FORCE_ALLOW_PSTATE, 0); -} - -void dcn31_init_pipes(struct dc *dc, struct dc_state *context) -{ - dcn10_init_pipes(dc, context); - apply_riommu_invalidation_wa(dc); - -} diff --git a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_init.c b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_init.c index b30d923471cb..40011cd3c8ef 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_init.c +++ b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_init.c @@ -104,7 +104,7 @@ static const struct hw_sequencer_funcs dcn31_funcs = { }; static const struct hwseq_private_funcs dcn31_private_funcs = { - .init_pipes = dcn31_init_pipes, + .init_pipes = dcn10_init_pipes, .update_plane_addr = dcn20_update_plane_addr, .plane_atomic_disconnect = dcn10_plane_atomic_disconnect, .update_mpcc = dcn20_update_mpcc, diff --git a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c index cd3248dc31d8..a7702d3c75cd 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c @@ -1302,7 +1302,6 @@ static struct dce_hwseq *dcn31_hwseq_create( hws->regs = &hwseq_reg; hws->shifts = &hwseq_shift; hws->masks = &hwseq_mask; - hws->wa.early_riommu_invalidation = true; } return hws; } diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw_sequencer_private.h b/drivers/gpu/drm/amd/display/dc/inc/hw_sequencer_private.h index 082549f75978..f7f7e4fff0c2 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/hw_sequencer_private.h +++ b/drivers/gpu/drm/amd/display/dc/inc/hw_sequencer_private.h @@ -41,7 +41,6 @@ struct dce_hwseq_wa { bool DEGVIDCN10_254; bool DEGVIDCN21; bool disallow_self_refresh_during_multi_plane_transition; - bool early_riommu_invalidation; }; struct hwseq_wa_state { |