[PATCH -next] gpu: host1x: Fix compile test failure

[Thierry Reding]

On Thu, Oct 31, 2019 at 09:33:38PM +0800, Yuehaibing wrote:
> On 2019/10/31 6:26, Dmitry Osipenko wrote:
> > 30.10.2019 16:54, YueHaibing пишет:
> >> If IOMMU_SUPPORT is not set, but IOMMU_IOVA is m and
> >> COMPILE_TEST is y, building fails:
> >>
> >> drivers/gpu/host1x/dev.o: In function `host1x_remove':
> >> dev.c:(.text+0x624): undefined reference to `put_iova_domain'
> >> dev.c:(.text+0x624): relocation truncated to fit: R_AARCH64_CALL26 against undefined symbol `put_iova_domain'
> >> dev.c:(.text+0x62c): undefined reference to `iova_cache_put'
> >> dev.c:(.text+0x62c): relocation truncated to fit: R_AARCH64_CALL26 against undefined symbol `iova_cache_put'
> >>
> >> Select IOMMU_IOVA while COMPILE_TEST is set to fix this.
> >>
> >> Reported-by: Hulk Robot <hulkci at huawei.com>
> >> Fixes: 52499a6ad2ae ("gpu: host1x: select IOMMU_IOVA")
> >> Signed-off-by: YueHaibing <yuehaibing at huawei.com>
> >> ---
> >>  drivers/gpu/host1x/Kconfig | 2 +-
> >>  1 file changed, 1 insertion(+), 1 deletion(-)
> >>
> >> diff --git a/drivers/gpu/host1x/Kconfig b/drivers/gpu/host1x/Kconfig
> >> index cf987a3..354232d 100644
> >> --- a/drivers/gpu/host1x/Kconfig
> >> +++ b/drivers/gpu/host1x/Kconfig
> >> @@ -2,7 +2,7 @@
> >>  config TEGRA_HOST1X
> >>  	tristate "NVIDIA Tegra host1x driver"
> >>  	depends on ARCH_TEGRA || (ARM && COMPILE_TEST)
> >> -	select IOMMU_IOVA if IOMMU_SUPPORT
> >> +	select IOMMU_IOVA if (IOMMU_SUPPORT || COMPILE_TEST)
> >>  	help
> >>  	  Driver for the NVIDIA Tegra host1x hardware.
> >>  
> >>
> > 
> > It should be better to unconditionally select IOMMU_IOVA here.
> > 
> > The same could be done for drivers/staging/media/tegra-vde/ and
> > drivers/gpu/host1x/, please see [1].
> 
> Yep, I will repost, thanks!

No need to resend, I already have patches for that.

Thierry
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