> -----Original Message-----
> From: amd-gfx [mailto:amd-gfx-boun...@lists.freedesktop.org] On Behalf
> Of Xiangliang Yu
> Sent: Tuesday, January 10, 2017 5:01 AM
> To: amd-gfx@lists.freedesktop.org
> Cc: Yu, Xiangliang
> Subject: [V2 08/11] drm/amdgpu/vi: add support virtualization
>
> Call VI virtualization functions if device is Vf.
>
> Signed-off-by: Xiangliang Yu <xiangliang...@amd.com>
Reviewed-by: Alex Deucher <alexander.deuc...@amd.com>
> ---
> drivers/gpu/drm/amd/amdgpu/vi.c | 34
> ++++++++++++++++++++++++++++++++--
> 1 file changed, 32 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/vi.c
> b/drivers/gpu/drm/amd/amdgpu/vi.c
> index dc0d4fa..34aa603 100644
> --- a/drivers/gpu/drm/amd/amdgpu/vi.c
> +++ b/drivers/gpu/drm/amd/amdgpu/vi.c
> @@ -77,6 +77,7 @@
> #include "amdgpu_dm.h"
> #include "amdgpu_powerplay.h"
> #include "dce_virtual.h"
> +#include "mxgpu_vi.h"
>
> /*
> * Indirect registers accessor
> @@ -273,6 +274,12 @@ static void vi_init_golden_registers(struct
> amdgpu_device *adev)
> /* Some of the registers might be dependent on GRBM_GFX_INDEX
> */
> mutex_lock(&adev->grbm_idx_mutex);
>
> + if (amdgpu_sriov_vf(adev)) {
> + xgpu_vi_init_golden_registers(adev);
> + mutex_unlock(&adev->grbm_idx_mutex);
> + return;
> + }
> +
> switch (adev->asic_type) {
> case CHIP_TOPAZ:
> amdgpu_program_register_sequence(adev,
> @@ -892,8 +899,10 @@ static int vi_common_early_init(void *handle)
> (amdgpu_ip_block_mask & (1 <<
> AMD_IP_BLOCK_TYPE_SMC)))
> smc_enabled = true;
>
> - if (amdgpu_sriov_vf(adev))
> + if (amdgpu_sriov_vf(adev)) {
> amdgpu_virt_init_setting(adev);
> + xgpu_vi_mailbox_set_irq_funcs(adev);
> + }
>
> adev->rev_id = vi_get_rev_id(adev);
> adev->external_rev_id = 0xFF;
> @@ -1059,8 +1068,23 @@ static int vi_common_early_init(void *handle)
> return 0;
> }
>
> +static int vi_common_late_init(void *handle)
> +{
> + struct amdgpu_device *adev = (struct amdgpu_device *)handle;
> +
> + if (amdgpu_sriov_vf(adev))
> + xgpu_vi_mailbox_get_irq(adev);
> +
> + return 0;
> +}
> +
> static int vi_common_sw_init(void *handle)
> {
> + struct amdgpu_device *adev = (struct amdgpu_device *)handle;
> +
> + if (amdgpu_sriov_vf(adev))
> + xgpu_vi_mailbox_add_irq_id(adev);
> +
> return 0;
> }
>
> @@ -1092,6 +1116,9 @@ static int vi_common_hw_fini(void *handle)
> /* enable the doorbell aperture */
> vi_enable_doorbell_aperture(adev, false);
>
> + if (amdgpu_sriov_vf(adev))
> + xgpu_vi_mailbox_put_irq(adev);
> +
> return 0;
> }
>
> @@ -1376,7 +1403,7 @@ static int vi_common_set_powergating_state(void
> *handle,
> static const struct amd_ip_funcs vi_common_ip_funcs = {
> .name = "vi_common",
> .early_init = vi_common_early_init,
> - .late_init = NULL,
> + .late_init = vi_common_late_init,
> .sw_init = vi_common_sw_init,
> .sw_fini = vi_common_sw_fini,
> .hw_init = vi_common_hw_init,
> @@ -1404,6 +1431,9 @@ int vi_set_ip_blocks(struct amdgpu_device *adev)
> /* in early init stage, vbios code won't work */
> vi_detect_hw_virtualization(adev);
>
> + if (amdgpu_sriov_vf(adev))
> + adev->virt.ops = &xgpu_vi_virt_ops;
> +
> switch (adev->asic_type) {
> case CHIP_TOPAZ:
> /* topaz has no DCE, UVD, VCE */
> --
> 2.7.4
>
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