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0f04d6c204
1. This change enable HR Timer Syncpoint polling and disable the thread based fence polling. 2. Default timer interval is 200usec. The timer value is taken from DT. If the timer interval in DT is less then 50usec, default timer interval is taken. Jira HOSTX-5527 Change-Id: I6644f1362f28a8901e4e384f1290be9807c30036 Signed-off-by: amitabhd <amitabhd@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/3268636 GVS: buildbot_gerritrpt <buildbot_gerritrpt@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com> Reviewed-by: Raghavendra Vishnu Kumar <rvk@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Reviewed-by: Santosh BS <santoshb@nvidia.com>
42 lines
1.0 KiB
Makefile
42 lines
1.0 KiB
Makefile
# SPDX-License-Identifier: GPL-2.0-only
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# Copyright (c) 2024-2025 NVIDIA CORPORATION. All rights reserved.
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# Enable below flag for hypervisor build configuration
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ifeq ($(NV_BUILD_CONFIGURATION_EMU_SYNCPT),1)
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ccflags-y += -DHOST1X_EMU_HYPERVISOR
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endif
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#Enable Tasklet based fence scanning in SyncpointIncr
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#ccflags-y += -DHOST1X_EMU_SYNC_INC_TASKLET
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# Enable HRTimer based fence scanning
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ccflags-y += -DHOST1X_EMU_HRTIMER_FENCE_SCAN
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ifeq ($(NV_BUILD_CONFIGURATION_EXPOSING_T26X), 1)
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LINUXINCLUDE += -I$(srctree.nvidia-oot)/drivers/gpu/host1x-emu/include
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# Enable for verification in VDK. Below allow Emulated Syncpoint driver
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# to co-exits with "Host1x" driver by exporting modified kernel symbol.
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ccflags-y += -DCONFIG_TEGRA_HOST1X_EMU_DBG_SYMBL
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# Enable debug
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CONFIG_TEGRA_HOST1X_EMU_SYNCPT_DEBUG := 1
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endif
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host1x-emu-y += \
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dev.o \
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poll.o \
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ioctl.o \
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fence.o \
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nvhost.o \
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syncpt.o \
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hw/host1xEMU.o
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ifdef CONFIG_TEGRA_HOST1X_EMU_SYNCPT_DEBUG
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host1x-emu-y += \
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debug.o
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ccflags-y += -DHOST1X_EMU_SYNCPT_DEGUB
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endif
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obj-m := host1x-emu.o
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