From 54d72f6ab73e7a0d75c2a80f2906958112b7be40 Mon Sep 17 00:00:00 2001 From: Muhammad Ahmed Date: Mon, 18 Sep 2023 16:52:54 -0400 Subject: [PATCH] drm/amd/display: enable dsc_clk even if dsc_pg disabled [ Upstream commit 40255df370e94d44f0f0a924400d68db0ee31bec ] [why] need to enable dsc_clk regardless dsc_pg Reviewed-by: Charlene Liu Cc: Mario Limonciello Cc: Alex Deucher Cc: stable@vger.kernel.org Acked-by: Aurabindo Pillai Signed-off-by: Muhammad Ahmed Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin --- drivers/gpu/drm/amd/display/dc/core/dc.c | 8 ++++---- drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c | 3 +++ 2 files changed, 7 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c index 38abbd0c9d99..186936ad283a 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc.c @@ -1843,7 +1843,7 @@ static enum dc_status dc_commit_state_no_check(struct dc *dc, struct dc_state *c if (dc->hwss.subvp_pipe_control_lock) dc->hwss.subvp_pipe_control_lock(dc, context, true, true, NULL, subvp_prev_use); - if (dc->debug.enable_double_buffered_dsc_pg_support) + if (dc->hwss.update_dsc_pg) dc->hwss.update_dsc_pg(dc, context, false); disable_dangling_plane(dc, context); @@ -1950,7 +1950,7 @@ static enum dc_status dc_commit_state_no_check(struct dc *dc, struct dc_state *c dc->hwss.optimize_bandwidth(dc, context); } - if (dc->debug.enable_double_buffered_dsc_pg_support) + if (dc->hwss.update_dsc_pg) dc->hwss.update_dsc_pg(dc, context, true); if (dc->ctx->dce_version >= DCE_VERSION_MAX) @@ -2197,7 +2197,7 @@ void dc_post_update_surfaces_to_stream(struct dc *dc) dc->hwss.optimize_bandwidth(dc, context); - if (dc->debug.enable_double_buffered_dsc_pg_support) + if (dc->hwss.update_dsc_pg) dc->hwss.update_dsc_pg(dc, context, true); } @@ -3533,7 +3533,7 @@ static void commit_planes_for_stream(struct dc *dc, if (get_seamless_boot_stream_count(context) == 0) dc->hwss.prepare_bandwidth(dc, context); - if (dc->debug.enable_double_buffered_dsc_pg_support) + if (dc->hwss.update_dsc_pg) dc->hwss.update_dsc_pg(dc, context, false); context_clock_trace(dc, context); diff --git a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c index be59e1c02f8a..c9140b50c345 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c @@ -77,6 +77,9 @@ void dcn32_dsc_pg_control( if (hws->ctx->dc->debug.disable_dsc_power_gate) return; + if (!hws->ctx->dc->debug.enable_double_buffered_dsc_pg_support) + return; + REG_GET(DC_IP_REQUEST_CNTL, IP_REQUEST_EN, &org_ip_request_cntl); if (org_ip_request_cntl == 0) REG_SET(DC_IP_REQUEST_CNTL, 0, IP_REQUEST_EN, 1);