[PATCH 2/2] amdgpu: make SOC15/navi support conditional

Alex Deucher alexdeucher at gmail.com
Mon Jul 8 14:46:19 UTC 2019


On Mon, Jul 8, 2019 at 10:42 AM Arnd Bergmann <arnd at arndb.de> wrote:
>
> Enabling amdgpu but not CONFIG_DRM_AMD_DC leads to a warning:
>
> drivers/gpu/drm/amd/amdgpu/nv.c: In function 'nv_set_ip_blocks':
> drivers/gpu/drm/amd/amdgpu/nv.c:400:3: error: #warning "Enable CONFIG_DRM_AMD_DC for display support on navi." [-Werror=cpp]
>  # warning "Enable CONFIG_DRM_AMD_DC for display support on navi."
>    ^~~~~~~
> drivers/gpu/drm/amd/amdgpu/soc15.c: In function 'soc15_set_ip_blocks':
> drivers/gpu/drm/amd/amdgpu/soc15.c:653:3: error: #warning "Enable CONFIG_DRM_AMD_DC for display support on SOC15." [-Werror=cpp]
>
> However, CONFIG_DRM_AMD_DC can only be enabled on x86, so we
> cannot do that when building for other architectures.

DC is not limited to x86.  I can drop the warning if that is the concern.

Alex

>
> Add another Kconfig symbol to handle the SOC15 and navi, making
> sure that we implicitly enable DC.
>
> Signed-off-by: Arnd Bergmann <arnd at arndb.de>
> ---
>  drivers/gpu/drm/amd/amdgpu/Kconfig         |  7 +++++
>  drivers/gpu/drm/amd/amdgpu/Makefile        | 32 +++++++++++++++-------
>  drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c |  2 ++
>  drivers/gpu/drm/amd/amdgpu/amdgpu_device.c |  2 ++
>  4 files changed, 33 insertions(+), 10 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/Kconfig b/drivers/gpu/drm/amd/amdgpu/Kconfig
> index a04f2fc7bf37..d7186dd88dbc 100644
> --- a/drivers/gpu/drm/amd/amdgpu/Kconfig
> +++ b/drivers/gpu/drm/amd/amdgpu/Kconfig
> @@ -24,6 +24,13 @@ config DRM_AMDGPU_CIK
>
>           radeon.cik_support=0 amdgpu.cik_support=1
>
> +config DRM_AMDGPU_SOC15
> +       bool "Enable amdgpu support for SOC15 parts"
> +       depends on DRM_AMDGPU
> +       select DRM_AMD_DC
> +       help
> +         Choose this option if you want to enable support for SOC15 asics.
> +
>  config DRM_AMDGPU_USERPTR
>         bool "Always enable userptr write support"
>         depends on DRM_AMDGPU
> diff --git a/drivers/gpu/drm/amd/amdgpu/Makefile b/drivers/gpu/drm/amd/amdgpu/Makefile
> index 3f5329906fce..e95ae468eaa1 100644
> --- a/drivers/gpu/drm/amd/amdgpu/Makefile
> +++ b/drivers/gpu/drm/amd/amdgpu/Makefile
> @@ -64,9 +64,10 @@ amdgpu-$(CONFIG_DRM_AMDGPU_CIK)+= cik.o cik_ih.o kv_smc.o kv_dpm.o \
>
>  amdgpu-$(CONFIG_DRM_AMDGPU_SI)+= si.o gmc_v6_0.o gfx_v6_0.o si_ih.o si_dma.o dce_v6_0.o si_dpm.o si_smc.o
>
> -amdgpu-y += \
> -       vi.o mxgpu_vi.o nbio_v6_1.o soc15.o emu_soc.o mxgpu_ai.o nbio_v7_0.o vega10_reg_init.o \
> -       vega20_reg_init.o nbio_v7_4.o nbio_v2_3.o nv.o navi10_reg_init.o navi14_reg_init.o
> +amdgpu-y += vi.o mxgpu_vi.o emu_soc.o nbio_v7_4.o
> +
> +amdgpu-$(CONFIG_DRM_AMDGPU_SOC15) += gmc_v9_0.o nbio_v6_1.o soc15.o mxgpu_ai.o nbio_v7_0.o \
> +       vega10_reg_init.o vega20_reg_init.o nbio_v2_3.o nv.o navi10_reg_init.o navi14_reg_init.o
>
>  # add DF block
>  amdgpu-y += \
> @@ -77,7 +78,10 @@ amdgpu-y += \
>  amdgpu-y += \
>         gmc_v7_0.o \
>         gmc_v8_0.o \
> -       gfxhub_v1_0.o mmhub_v1_0.o gmc_v9_0.o gfxhub_v1_1.o \
> +       gfxhub_v1_0.o mmhub_v1_0.o gfxhub_v1_1.o
> +
> +amdgpu-$(CONFIG_DRM_AMDGPU_SOC15) += \
> +       gmc_v9_0.o \
>         gfxhub_v2_0.o mmhub_v2_0.o gmc_v10_0.o
>
>  # add IH block
> @@ -86,7 +90,9 @@ amdgpu-y += \
>         amdgpu_ih.o \
>         iceland_ih.o \
>         tonga_ih.o \
> -       cz_ih.o \
> +       cz_ih.o
> +
> +amdgpu-$(CONFIG_DRM_AMDGPU_SOC15) += \
>         vega10_ih.o \
>         navi10_ih.o
>
> @@ -111,7 +117,9 @@ amdgpu-y += \
>  amdgpu-y += \
>         amdgpu_gfx.o \
>         amdgpu_rlc.o \
> -       gfx_v8_0.o \
> +       gfx_v8_0.o
> +
> +amdgpu-$(CONFIG_DRM_AMDGPU_SOC15) += \
>         gfx_v9_0.o \
>         gfx_v10_0.o
>
> @@ -119,12 +127,14 @@ amdgpu-y += \
>  amdgpu-y += \
>         amdgpu_sdma.o \
>         sdma_v2_4.o \
> -       sdma_v3_0.o \
> +       sdma_v3_0.o
> +
> +amdgpu-$(CONFIG_DRM_AMDGPU_SOC15) += \
>         sdma_v4_0.o \
>         sdma_v5_0.o
>
>  # add MES block
> -amdgpu-y += \
> +amdgpu-$(CONFIG_DRM_AMDGPU_SOC15) += \
>         mes_v10_1.o
>
>  # add UVD block
> @@ -161,8 +171,10 @@ amdgpu-y += \
>          amdgpu_amdkfd_fence.o \
>          amdgpu_amdkfd_gpuvm.o \
>          amdgpu_amdkfd_gfx_v8.o \
> -        amdgpu_amdkfd_gfx_v9.o \
> -        amdgpu_amdkfd_gfx_v10.o
> +
> +amdgpu-$(CONFIG_DRM_AMDGPU_SOC15) += \
> +       amdgpu_amdkfd_gfx_v9.o \
> +       amdgpu_amdkfd_gfx_v10.o
>
>  ifneq ($(CONFIG_DRM_AMDGPU_CIK),)
>  amdgpu-y += amdgpu_amdkfd_gfx_v7.o
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
> index 9fa4f25a3745..101d806ff996 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
> @@ -81,6 +81,7 @@ void amdgpu_amdkfd_device_probe(struct amdgpu_device *adev)
>         case CHIP_VEGAM:
>                 kfd2kgd = amdgpu_amdkfd_gfx_8_0_get_functions();
>                 break;
> +#ifdef CONFIG_DRM_AMDGPU_SOC15
>         case CHIP_VEGA10:
>         case CHIP_VEGA12:
>         case CHIP_VEGA20:
> @@ -90,6 +91,7 @@ void amdgpu_amdkfd_device_probe(struct amdgpu_device *adev)
>         case CHIP_NAVI10:
>                 kfd2kgd = amdgpu_amdkfd_gfx_10_0_get_functions();
>                 break;
> +#endif
>         default:
>                 dev_info(adev->dev, "kfd not supported on this ASIC\n");
>                 return;
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> index a02ccce7bf53..2a6447febcb0 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> @@ -1530,6 +1530,7 @@ static int amdgpu_device_ip_early_init(struct amdgpu_device *adev)
>                         return r;
>                 break;
>  #endif
> +#ifdef CONFIG_DRM_AMDGPU_SOC15
>         case CHIP_VEGA10:
>         case CHIP_VEGA12:
>         case CHIP_VEGA20:
> @@ -1551,6 +1552,7 @@ static int amdgpu_device_ip_early_init(struct amdgpu_device *adev)
>                 if (r)
>                         return r;
>                 break;
> +#endif
>         default:
>                 /* FIXME: not supported yet */
>                 return -EINVAL;
> --
> 2.20.0
>
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