diff options
| author | Anson Jacob <Anson.Jacob@amd.com> | 2021-02-19 03:42:57 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-02-23 02:19:54 +0300 |
| commit | efc8278eecfd5e6fa36c5d41e71d038f534fe107 (patch) | |
| tree | fa025ab40cc41a0afb8c0f92b9a1a8d97cf68edd /drivers/gpu/drm/amd/display/dc/core | |
| parent | 7b3d19a76d6824e5c0455566b348e1a5267383af (diff) | |
| download | linux-efc8278eecfd5e6fa36c5d41e71d038f534fe107.tar.xz | |
Revert "drm/amd/display: reuse current context instead of recreating one"
This reverts commit 8866a67ab86cc0812e65c04f1ef02bcc41e24d68.
Reason for revert: This breaks hotplug of HDMI on some systems,
resulting in a blank screen. Caused general hangs on boot/hotplugs.
Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1487
Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1492
Bug: https://bugzilla.kernel.org/show_bug.cgi?id=211649
Signed-off-by: Anson Jacob <Anson.Jacob@amd.com>
Reviewed-by: Bhawanpreet Lakha <bhawanpreet.lakha@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/core')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/core/dc.c | 27 |
1 files changed, 8 insertions, 19 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c index c9aede2f783d..8f8a13c7cf73 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc.c @@ -2697,7 +2697,8 @@ void dc_commit_updates_for_stream(struct dc *dc, struct dc_surface_update *srf_updates, int surface_count, struct dc_stream_state *stream, - struct dc_stream_update *stream_update) + struct dc_stream_update *stream_update, + struct dc_state *state) { const struct dc_stream_status *stream_status; enum surface_update_type update_type; @@ -2716,12 +2717,6 @@ void dc_commit_updates_for_stream(struct dc *dc, if (update_type >= UPDATE_TYPE_FULL) { - struct dc_plane_state *new_planes[MAX_SURFACES]; - - memset(new_planes, 0, sizeof(new_planes)); - - for (i = 0; i < surface_count; i++) - new_planes[i] = srf_updates[i].surface; /* initialize scratch memory for building context */ context = dc_create_state(dc); @@ -2730,21 +2725,15 @@ void dc_commit_updates_for_stream(struct dc *dc, return; } - dc_resource_state_copy_construct( - dc->current_state, context); + dc_resource_state_copy_construct(state, context); - /*remove old surfaces from context */ - if (!dc_rem_all_planes_for_stream(dc, stream, context)) { - DC_ERROR("Failed to remove streams for new validate context!\n"); - return; - } + for (i = 0; i < dc->res_pool->pipe_count; i++) { + struct pipe_ctx *new_pipe = &context->res_ctx.pipe_ctx[i]; + struct pipe_ctx *old_pipe = &dc->current_state->res_ctx.pipe_ctx[i]; - /* add surface to context */ - if (!dc_add_all_planes_for_stream(dc, stream, new_planes, surface_count, context)) { - DC_ERROR("Failed to add streams for new validate context!\n"); - return; + if (new_pipe->plane_state && new_pipe->plane_state != old_pipe->plane_state) + new_pipe->plane_state->force_full_update = true; } - } |