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From cef3345e8501fac7052c673e2f37f0b07f7accf3 Mon Sep 17 00:00:00 2001
From: Andrey Grodzovsky <Andrey.Grodzovsky@amd.com>
Date: Thu, 27 Jul 2017 16:47:14 -0400
Subject: [PATCH 0700/4131] drm/amd/display: Add stateless surface validation
to validate_resources
Signed-off-by: Andrey Grodzovsky <Andrey.Grodzovsky@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/display/dc/core/dc.c | 21 +++++++++++++++++++++
1 file changed, 21 insertions(+)
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c
index 1c0d218..83b8b19 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
@@ -675,6 +675,21 @@ static bool validate_streams (
return true;
}
+static bool validate_surfaces(
+ const struct dc *dc,
+ const struct dc_validation_set set[],
+ int set_count)
+{
+ int i, j;
+
+ for (i = 0; i < set_count; i++)
+ for (j = 0; j < set[i].surface_count; j++)
+ if (!dc_validate_surface(dc, set[i].surfaces[j]))
+ return false;
+
+ return true;
+}
+
struct validate_context *dc_get_validate_context(
const struct dc *dc,
const struct dc_validation_set set[],
@@ -726,6 +741,9 @@ bool dc_validate_resources(
if (!validate_streams(dc, set, set_count))
return false;
+ if (!validate_surfaces(dc, set, set_count))
+ return false;
+
context = dm_alloc(sizeof(struct validate_context));
if (context == NULL)
goto context_alloc_fail;
@@ -1065,6 +1083,9 @@ bool dc_commit_streams(
if (!validate_streams(dc, set, stream_count))
return false;
+ if (!validate_surfaces(dc, set, stream_count))
+ return false;
+
context = dm_alloc(sizeof(struct validate_context));
if (context == NULL)
goto context_alloc_fail;
--
2.7.4
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