6c7a388b62
Linking fails when dma-buf is disabled:
ld.lld: error: undefined symbol: dma_fence_release
>>> referenced by fence.c
>>> gpu/host1x/fence.o:(host1x_syncpt_fence_enable_signaling) in archive drivers/built-in.a
>>> referenced by fence.c
>>> gpu/host1x/fence.o:(host1x_fence_signal) in archive drivers/built-in.a
>>> referenced by fence.c
>>> gpu/host1x/fence.o:(do_fence_timeout) in archive drivers/built-in.a
Fixes: 687db2207b1b ("gpu: host1x: Add DMA fence implementation")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Mikko Perttunen <mperttunen@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
26 lines
702 B
Plaintext
26 lines
702 B
Plaintext
# SPDX-License-Identifier: GPL-2.0-only
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config TEGRA_HOST1X
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tristate "NVIDIA Tegra host1x driver"
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depends on ARCH_TEGRA || (ARM && COMPILE_TEST)
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select DMA_SHARED_BUFFER
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select IOMMU_IOVA
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help
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Driver for the NVIDIA Tegra host1x hardware.
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The Tegra host1x module is the DMA engine for register access to
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Tegra's graphics- and multimedia-related modules. The modules served
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by host1x are referred to as clients. host1x includes some other
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functionality, such as synchronization.
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if TEGRA_HOST1X
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config TEGRA_HOST1X_FIREWALL
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bool "Enable HOST1X security firewall"
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default y
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help
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Say yes if kernel should protect command streams from tampering.
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If unsure, choose Y.
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endif
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