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From 0880629ed07eb5ff116ab0eeea26616144f413c8 Mon Sep 17 00:00:00 2001
From: Julian Parkin <jparkin@amd.com>
Date: Tue, 17 Apr 2018 11:49:06 -0400
Subject: [PATCH 4356/5725] drm/amd/display: reprogram infoframe during
apply_ctx_to_hw
To ensure the infoframe gets updated during an SDR/HDR switch
this change adds a new function to to check if the HDR static
metadata has changed and adds it to is_timing_changed and
pipe_need_reprogram checks
Signed-off-by: Julian Parkin <jparkin@amd.com>
Reviewed-by: Aric Cyr <Aric.Cyr@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
---
drivers/gpu/drm/amd/display/dc/core/dc_resource.c | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
index ad41b64..60cf748 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
@@ -1309,6 +1309,19 @@ bool dc_add_all_planes_for_stream(
}
+static bool is_hdr_static_meta_changed(struct dc_stream_state *cur_stream,
+ struct dc_stream_state *new_stream)
+{
+ if (cur_stream == NULL)
+ return true;
+
+ if (memcmp(&cur_stream->hdr_static_metadata,
+ &new_stream->hdr_static_metadata,
+ sizeof(struct dc_info_packet)) != 0)
+ return true;
+
+ return false;
+}
static bool is_timing_changed(struct dc_stream_state *cur_stream,
struct dc_stream_state *new_stream)
@@ -1344,6 +1357,9 @@ static bool are_stream_backends_same(
if (is_timing_changed(stream_a, stream_b))
return false;
+ if (is_hdr_static_meta_changed(stream_a, stream_b))
+ return false;
+
return true;
}
@@ -2441,6 +2457,8 @@ bool pipe_need_reprogram(
if (is_timing_changed(pipe_ctx_old->stream, pipe_ctx->stream))
return true;
+ if (is_hdr_static_meta_changed(pipe_ctx_old->stream, pipe_ctx->stream))
+ return true;
return false;
}
--
2.7.4
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