Mesa (main): ac/surface: disallow display DCC for big resolutions
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Wed Oct 13 06:45:24 UTC 2021
Module: Mesa
Branch: main
Commit: a18a7626a22319c1e2fa9ed86976e6b8b80957fd
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=a18a7626a22319c1e2fa9ed86976e6b8b80957fd
Author: Marek Olšák <marek.olsak at amd.com>
Date: Wed Oct 6 02:35:08 2021 -0400
ac/surface: disallow display DCC for big resolutions
Cc: mesa-stable at lists.freedesktop.org
Reviewed-by: Bas Nieuwenhuizen <bas at basnieuwenhuizen.nl>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/13214>
---
src/amd/common/ac_surface.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/src/amd/common/ac_surface.c b/src/amd/common/ac_surface.c
index 37720cb8020..ca03633e1f0 100644
--- a/src/amd/common/ac_surface.c
+++ b/src/amd/common/ac_surface.c
@@ -1523,6 +1523,10 @@ static bool is_dcc_supported_by_DCN(const struct radeon_info *info,
if (info->use_display_dcc_unaligned && (rb_aligned || pipe_aligned))
return false;
+ /* Big resolutions don't support DCC. */
+ if (config->info.width > 5760 || config->info.height > 5760)
+ return false;
+
switch (info->chip_class) {
case GFX9:
/* There are more constraints, but we always set
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