leandrof/linux
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

drm/amd/display: mode change without breaking unaffected streams

Browse Source 
- include clock constraint logic in validate
- in dc_commit_streams, include surfaces of unaffected streams

Signed-off-by: Yongqiang Sun <yongqiang.sun@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Reviewed-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Tony Cheng 2017-01-12 23:18:33 -05:00 committed by Alex Deucher
parent 858058da47
commit f84a8161cb
3 changed files with 12 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
drivers/gpu/drm/amd/display/dc/core/dc.c
View File

@ -1007,7 +1007,7 @@ bool dc_commit_streams(
struct dc_bios *dcb = core_dc->ctx->dc_bios;
enum dc_status result = DC_ERROR_UNEXPECTED;
struct validate_context *context;
struct dc_validation_set set[MAX_STREAMS];
struct dc_validation_set set[MAX_STREAMS] = { 0 };
int i, j, k;
if (false == streams_changed(core_dc, streams, stream_count))
@ -1018,13 +1018,20 @@ bool dc_commit_streams(
for (i = 0; i < stream_count; i++) {
const struct dc_stream *stream = streams[i];
const struct dc_stream_status *status = dc_stream_get_status(stream);
int j;
dc_stream_log(stream,
core_dc->ctx->logger,
LOG_DC);
set[i].stream = stream;
set[i].surface_count = 0;
if (status) {
set[i].surface_count = status->surface_count;
for (j = 0; j < status->surface_count; j++)
set[i].surfaces[j] = status->surfaces[j];
}
}

2
drivers/gpu/drm/amd/display/dc/core/dc_resource.c
View File

@ -585,7 +585,7 @@ enum dc_status resource_build_scaling_params_for_context(
if (!resource_build_scaling_params(
&context->res_ctx.pipe_ctx[i].surface->public,
&context->res_ctx.pipe_ctx[i]))
return DC_FAIL_BANDWIDTH_VALIDATE;
return DC_FAIL_SCALING;
}
return DC_OK;

2
drivers/gpu/drm/amd/display/dc/inc/core_status.h
View File

@ -40,6 +40,8 @@ enum dc_status {
DC_EXCEED_DONGLE_MAX_CLK,
DC_SURFACE_PIXEL_FORMAT_UNSUPPORTED,
DC_FAIL_BANDWIDTH_VALIDATE, /* BW and Watermark validation */
DC_FAIL_SCALING,
DC_FAIL_CLK_CONSTRAINT,
DC_ERROR_UNEXPECTED = -1
};