Mesa (master): anv/gen11+: Disable object level preemption
GitLab Mirror
gitlab-mirror at kemper.freedesktop.org
Wed May 20 19:23:20 UTC 2020
Module: Mesa
Branch: master
Commit: 81201e461772a06ed2c20207d2901f6cf9a24114
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=81201e461772a06ed2c20207d2901f6cf9a24114
Author: D Scott Phillips <d.scott.phillips at intel.com>
Date: Tue May 19 13:42:26 2020 -0700
anv/gen11+: Disable object level preemption
An unknown issue is causing vs push constants to become corrupted
during object-level preemption. For now, restrict to command
buffer level preemption to avoid rendering corruption.
Cc: <mesa-stable at lists.freedesktop.org>
Reviewed-by: Jason Ekstrand <jason at jlekstrand.net>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5110>
---
src/intel/vulkan/genX_state.c | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/src/intel/vulkan/genX_state.c b/src/intel/vulkan/genX_state.c
index c9735df68bf..3c5033459d0 100644
--- a/src/intel/vulkan/genX_state.c
+++ b/src/intel/vulkan/genX_state.c
@@ -237,6 +237,22 @@ genX(init_device_state)(struct anv_device *device)
lri.DataDWord = cache_mode_0;
}
}
+
+ /* an unknown issue is causing vs push constants to become
+ * corrupted during object-level preemption. For now, restrict
+ * to command buffer level preemption to avoid rendering
+ * corruption.
+ */
+ uint32_t cs_chicken1;
+ anv_pack_struct(&cs_chicken1,
+ GENX(CS_CHICKEN1),
+ .ReplayMode = MidcmdbufferPreemption,
+ .ReplayModeMask = true);
+
+ anv_batch_emit(&batch, GENX(MI_LOAD_REGISTER_IMM), lri) {
+ lri.RegisterOffset = GENX(CS_CHICKEN1_num);
+ lri.DataDWord = cs_chicken1;
+ }
#endif
#if GEN_GEN == 12
More information about the mesa-commit
mailing list