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drm/amd/display: run subvp validation with supported vlevel

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[WHY]
Subvp portion validation currently assumes that if vlevel provided does not
support pstate, then none will, and so subvp is not used.

[HOW]
After get vlevel, use lowest vlevel that supports pstate if it
exists, and use that for subvp validation.

Reviewed-by: Alvin Lee <Alvin.Lee2@amd.com>
Reviewed-by: Jun Lei <Jun.Lei@amd.com>
Acked-by: Jasdeep Dhillon <jdhillon@amd.com>
Signed-off-by: Dillon Varone <Dillon.Varone@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Dillon Varone
2022-11-29 15:59:20 -05:00
committed by Alex Deucher
parent 46604a08c1
commit 752e89a70c
1 changed files with 10 additions and 0 deletions
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10
drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c
View File

@@ -1169,6 +1169,16 @@ static void dcn32_full_validate_bw_helper(struct dc *dc,
pipes[0].clks_cfg.dppclk_mhz = get_dppclk_calculated(&context->bw_ctx.dml, pipes, *pipe_cnt, 0);
*vlevel = dml_get_voltage_level(&context->bw_ctx.dml, pipes, *pipe_cnt);
/* Check that vlevel requested supports pstate or not
* if not, select the lowest vlevel that supports it
*/
for (i = *vlevel; i < context->bw_ctx.dml.soc.num_states; i++) {
if (vba->DRAMClockChangeSupport[i][vba->maxMpcComb] != dm_dram_clock_change_unsupported) {
*vlevel = i;
break;
}
}
if (*vlevel < context->bw_ctx.dml.soc.num_states &&
vba->DRAMClockChangeSupport[*vlevel][vba->maxMpcComb] != dm_dram_clock_change_unsupported
&& subvp_validate_static_schedulability(dc, context, *vlevel)) {