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2cc3c99c6e
Adding dynamic APi dispatch functionality in host1x-fence modue. This CL exports new host1x wrapper API, which can be called by client kernel modules. The wrapper API dispatch call to either Host1x module or Host1x-EMU depending if the host1x-emu driver registered its interface during its probe. Bug 5064819 Change-Id: I49445cdce7c3795a2c94fde9d0871da393993554 Signed-off-by: amitabhd <amitabhd@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/3306857 GVS: buildbot_gerritrpt <buildbot_gerritrpt@nvidia.com> Reviewed-by: Leslin Varghese <lvarghese@nvidia.com> Reviewed-by: Raghavendra Vishnu Kumar <rvk@nvidia.com>
47 lines
1.2 KiB
Makefile
47 lines
1.2 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 ($(NV_BUILD_CONFIGURATION_EMU_SYNCPT),1)
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ccflags-y += -DHOST1X_EMU_HYPERVISOR
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endif
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#Enable Tasklet based fence scanning in SyncpointIncr
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#ccflags-y += -DHOST1X_EMU_SYNC_INC_TASKLET
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# Enable KThread based fence scanning
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ccflags-y += -DHOST1X_EMU_KTHREAD_FENCE_SCAN
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# Enable HRTimer based fence scanning
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ccflags-y += -DHOST1X_EMU_HRTIMER_FENCE_SCAN
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# Enable for verification in VDK. Below allow Emulated Syncpoint driver
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# to co-exits with "Host1x" driver by exporting modified kernel symbol.
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ccflags-y += -DCONFIG_TEGRA_HOST1X_EMU_DBG_SYMBL
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ifeq ($(NV_BUILD_CONFIGURATION_EXPOSING_T26X), 1)
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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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LINUXINCLUDE += -I$(srctree.nvidia-oot)/drivers/gpu/host1x-emu/include
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LINUXINCLUDE += -I$(srctree.nvidia-oot)/drivers/gpu/host1x-fence/include
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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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