github-mirror/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-06-05 04:56:13 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity Graph

drm/amd/display: Clear FAMS flag if FAMS doesn't reduce vlevel

Browse Source 
[Description]
- If we find that applying FAMS doesn't reduce the voltage level,
  we will not use it
- Ensure to clear the stream flags indicating FAMS if we hit this
  case

Reviewed-by: Jun Lei <Jun.Lei@amd.com>
Acked-by: Qingqing Zhuo <qingqing.zhuo@amd.com>
Signed-off-by: Alvin Lee <Alvin.Lee2@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alvin Lee 2023-03-21 13:35:44 -04:00 committed by Alex Deucher
parent 9eb28ac1a2
commit abaeafb1b1
1 changed files with 4 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c
View File

@ -2002,6 +2002,10 @@ void dcn32_calculate_wm_and_dlg_fpu(struct dc *dc, struct dc_state *context,
* voltage level)
*/
context->bw_ctx.bw.dcn.clk.fw_based_mclk_switching = false;
for (i = 0; i < context->stream_count; i++) {
if (context->streams[i])
context->streams[i]->fpo_in_use = false;
}
context->bw_ctx.dml.soc.fclk_change_latency_us = dc->clk_mgr->bw_params->wm_table.nv_entries[WM_A].dml_input.fclk_change_latency_us;
dcn32_internal_validate_bw(dc, context, pipes, &pipe_cnt, &vlevel, false);
}