Mesa (master): d3dadapter9: Revert to old throttling limit value
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Mon Jun 3 18:37:34 UTC 2019
Module: Mesa
Branch: master
Commit: 5820ac6756898a1bd30bde04555437a55c378726
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=5820ac6756898a1bd30bde04555437a55c378726
Author: Axel Davy <davyaxel0 at gmail.com>
Date: Sun May 26 22:59:30 2019 +0200
d3dadapter9: Revert to old throttling limit value
Recently PIPE_CAP_MAX_FRAMES_IN_FLIGHT was changed from 2
to 1:
20909284f204091757c050aa40cfffaf3f981b9c
No driver seems to overwrite the default value.
One user reports severe regressions for some games.
For now, revert to the value 2 for nine.
Cc: "19.1" mesa-stable at lists.freedesktop.org
Signed-off-by: Axel Davy <davyaxel0 at gmail.com>
---
src/gallium/targets/d3dadapter9/drm.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/src/gallium/targets/d3dadapter9/drm.c b/src/gallium/targets/d3dadapter9/drm.c
index b0b9bb12f2c..657c619ac42 100644
--- a/src/gallium/targets/d3dadapter9/drm.c
+++ b/src/gallium/targets/d3dadapter9/drm.c
@@ -243,8 +243,10 @@ drm_create_adapter( int fd,
return D3DERR_DRIVERINTERNALERROR;
}
- ctx->base.throttling_value =
- ctx->base.hal->get_param(ctx->base.hal, PIPE_CAP_MAX_FRAMES_IN_FLIGHT);
+ /* Previously was set to PIPE_CAP_MAX_FRAMES_IN_FLIGHT,
+ * but the change of value of this cap to 1 seems to cause
+ * regressions. */
+ ctx->base.throttling_value = 2;
ctx->base.throttling = ctx->base.throttling_value > 0;
driParseOptionInfo(&defaultInitOptions, __driConfigOptionsNine);
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