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drm/amd/display: Fix DP no audio issue

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[why]
need to enable APG_CLOCK_ENABLE enable first
also need to wake up az from D3 before access az block

Reviewed-by: Swapnil Patel <swapnil.patel@amd.com>
Signed-off-by: Charlene Liu <Charlene.Liu@amd.com>
Signed-off-by: Chenyu Chen <chen-yu.chen@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit bf5e396957)
This commit is contained in:
Charlene Liu 2025-11-28 19:38:31 -05:00 committed by Alex Deucher
parent fd62aa13d3
commit 3886b198bd
1 changed files with 4 additions and 4 deletions
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8
drivers/gpu/drm/amd/display/dc/hwss/dce110/dce110_hwseq.c
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@ -1118,13 +1118,13 @@ void dce110_enable_audio_stream(struct pipe_ctx *pipe_ctx)
if (dc->current_state->res_ctx.pipe_ctx[i].stream_res.audio != NULL)
num_audio++;
}
if (num_audio >= 1 && clk_mgr->funcs->enable_pme_wa) {
/*wake AZ from D3 first before access az endpoint*/
clk_mgr->funcs->enable_pme_wa(clk_mgr);
}
pipe_ctx->stream_res.audio->funcs->az_enable(pipe_ctx->stream_res.audio);
if (num_audio >= 1 && clk_mgr->funcs->enable_pme_wa)
/*this is the first audio. apply the PME w/a in order to wake AZ from D3*/
clk_mgr->funcs->enable_pme_wa(clk_mgr);
link_hwss->enable_audio_packet(pipe_ctx);
if (pipe_ctx->stream_res.audio)