From ae61b725195204877703d8023999cf849d77af75 Mon Sep 17 00:00:00 2001 From: Martin Leung Date: Mon, 26 Feb 2024 13:20:08 -0500 Subject: [PATCH] drm/amd/display: revert Exit idle optimizations before HDCP execution commit f2703a3596a279b0be6eeed4c500bdbaa8dc3ce4 upstream. why and how: causes black screen on PNP on DCN 3.5 This reverts commit f30a3bea92bd ("drm/amd/display: Exit idle optimizations before HDCP execution") Cc: Mario Limonciello Cc: Alex Deucher Reviewed-by: Nicholas Kazlauskas Acked-by: Wayne Lin Signed-off-by: Martin Leung Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher Signed-off-by: Greg Kroah-Hartman --- drivers/gpu/drm/amd/display/modules/hdcp/hdcp.c | 10 ---------- drivers/gpu/drm/amd/display/modules/inc/mod_hdcp.h | 8 -------- 2 files changed, 18 deletions(-) diff --git a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp.c b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp.c index c39cb4b67..fa8aeec30 100755 --- a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp.c +++ b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp.c @@ -86,14 +86,6 @@ static uint8_t is_cp_desired_hdcp2(struct mod_hdcp *hdcp) !hdcp->connection.is_hdcp2_revoked; } -static void exit_idle_optimizations(struct mod_hdcp *hdcp) -{ - struct mod_hdcp_dm *dm = &hdcp->config.dm; - - if (dm->funcs.exit_idle_optimizations) - dm->funcs.exit_idle_optimizations(dm->handle); -} - static enum mod_hdcp_status execution(struct mod_hdcp *hdcp, struct mod_hdcp_event_context *event_ctx, union mod_hdcp_transition_input *input) @@ -456,8 +448,6 @@ enum mod_hdcp_status mod_hdcp_process_event(struct mod_hdcp *hdcp, memset(&event_ctx, 0, sizeof(struct mod_hdcp_event_context)); event_ctx.event = event; - exit_idle_optimizations(hdcp); - /* execute and transition */ exec_status = execution(hdcp, &event_ctx, &hdcp->auth.trans_input); trans_status = transition( diff --git a/drivers/gpu/drm/amd/display/modules/inc/mod_hdcp.h b/drivers/gpu/drm/amd/display/modules/inc/mod_hdcp.h index fb195276f..eed560eec 100755 --- a/drivers/gpu/drm/amd/display/modules/inc/mod_hdcp.h +++ b/drivers/gpu/drm/amd/display/modules/inc/mod_hdcp.h @@ -143,13 +143,6 @@ struct mod_hdcp_ddc { } funcs; }; -struct mod_hdcp_dm { - void *handle; - struct { - void (*exit_idle_optimizations)(void *handle); - } funcs; -}; - struct mod_hdcp_psp { void *handle; void *funcs; @@ -259,7 +252,6 @@ struct mod_hdcp_display_query { struct mod_hdcp_config { struct mod_hdcp_psp psp; struct mod_hdcp_ddc ddc; - struct mod_hdcp_dm dm; uint8_t index; };