On 9/27/21 12:36 PM, Arnd Bergmann wrote:
From: Arnd Bergmann <a...@arndb.de>
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 <a...@arndb.de>
---
drivers/gpu/host1x/Kconfig | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/gpu/host1x/Kconfig b/drivers/gpu/host1x/Kconfig
index 6dab94adf25e..6815b4db17c1 100644
--- a/drivers/gpu/host1x/Kconfig
+++ b/drivers/gpu/host1x/Kconfig
@@ -2,6 +2,7 @@
config TEGRA_HOST1X
tristate "NVIDIA Tegra host1x driver"
depends on ARCH_TEGRA || (ARM && COMPILE_TEST)
+ select DMA_SHARED_BUFFER
select IOMMU_IOVA
help
Driver for the NVIDIA Tegra host1x hardware.
Thanks!
Reviewed-by: Mikko Perttunen <mperttu...@nvidia.com>
