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>-----Original Message-----
>From: Emily Deng <Emily.Deng@xxxxxxx>
>Sent: Wednesday, March 31, 2021 2:34 PM
>To: amd-gfx@xxxxxxxxxxxxxxxxxxxxx
>Cc: Deng, Emily <Emily.Deng@xxxxxxx>
>Subject: [PATCH 2/2] drm/amdgpu: Revert "SWDEV-238407 Add clear vf fw
>support"
>
>As already moved the support to host driver, so revert this in guest driver.
>This reverts commit 8d5e6f45df5f9073760dea0ab94321615cea16ec.
>
>Signed-off-by: Emily Deng <Emily.Deng@xxxxxxx>
>---
> drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c | 36 ++-----------------------
>drivers/gpu/drm/amd/amdgpu/psp_gfx_if.h | 8 ------
> 2 files changed, 2 insertions(+), 42 deletions(-)
>
>diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
>b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
>index c36c8fca1f64..aa2f8fc4aac8 100644
>--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
>+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
>@@ -291,9 +291,8 @@ psp_cmd_submit_buf(struct psp_context *psp,
> amdgpu_asic_invalidate_hdp(psp->adev, NULL);
> }
>
>-/* We allow TEE_ERROR_NOT_SUPPORTED for VMR command and
>PSP_ERR_UNKNOWN_COMMAND in SRIOV */
>-skip_unsupport = (psp->cmd_buf_mem->resp.status ==
>TEE_ERROR_NOT_SUPPORTED ||
>-psp->cmd_buf_mem->resp.status ==
>PSP_ERR_UNKNOWN_COMMAND) && amdgpu_sriov_vf(psp->adev);
>+/* We allow TEE_ERROR_NOT_SUPPORTED for VMR command in
>SRIOV */
>+skip_unsupport = (psp->cmd_buf_mem->resp.status == 0xffff000a)
>&&
>+amdgpu_sriov_vf(psp->adev);
>
> memcpy((void*)&cmd->resp, (void*)&psp->cmd_buf_mem->resp,
>sizeof(struct psp_gfx_resp));
>
>@@ -420,26 +419,6 @@ static int psp_tmr_init(struct psp_context *psp)
> return ret;
> }
>
>-static int psp_clear_vf_fw(struct psp_context *psp) -{
>-int ret;
>-struct psp_gfx_cmd_resp *cmd;
>-
>-if (!amdgpu_sriov_vf(psp->adev) || psp->adev->asic_type !=
>CHIP_NAVI12)
>-return 0;
>-
>-cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL);
>-if (!cmd)
>-return -ENOMEM;
>-
>-cmd->cmd_id = GFX_CMD_ID_CLEAR_VF_FW;
>-
>-ret = psp_cmd_submit_buf(psp, NULL, cmd, psp-
>>fence_buf_mc_addr);
>-kfree(cmd);
>-
>-return ret;
>-}
>-
> static bool psp_skip_tmr(struct psp_context *psp) {
> switch (psp->adev->asic_type) {
>@@ -1924,12 +1903,6 @@ static int psp_hw_start(struct psp_context *psp)
> return ret;
> }
>
>-ret = psp_clear_vf_fw(psp);
>-if (ret) {
>-DRM_ERROR("PSP clear vf fw!\n");
>-return ret;
>-}
>-
> ret = psp_boot_config_set(adev);
> if (ret) {
> DRM_WARN("PSP set boot config@\n");
>@@ -2448,11 +2421,6 @@ static int psp_hw_fini(void *handle)
> }
>
> psp_asd_unload(psp);
>-ret = psp_clear_vf_fw(psp);
>-if (ret) {
>-DRM_ERROR("PSP clear vf fw!\n");
>-return ret;
>-}
>
> psp_tmr_terminate(psp);
> psp_ring_destroy(psp, PSP_RING_TYPE__KM); diff --git
>a/drivers/gpu/drm/amd/amdgpu/psp_gfx_if.h
>b/drivers/gpu/drm/amd/amdgpu/psp_gfx_if.h
>index dd4d65f7e0f0..b5b1feaa259e 100644
>--- a/drivers/gpu/drm/amd/amdgpu/psp_gfx_if.h
>+++ b/drivers/gpu/drm/amd/amdgpu/psp_gfx_if.h
>@@ -97,7 +97,6 @@ enum psp_gfx_cmd_id
> GFX_CMD_ID_SETUP_VMR = 0x00000009, /* setup VMR region */
> GFX_CMD_ID_DESTROY_VMR = 0x0000000A, /* destroy VMR region
>*/
> GFX_CMD_ID_PROG_REG = 0x0000000B, /* program regs */
>- GFX_CMD_ID_CLEAR_VF_FW = 0x0000000D, /* Clear VF FW, to be
>used on VF shutdown. */
> GFX_CMD_ID_GET_FW_ATTESTATION = 0x0000000F, /* Query GPUVA of
>the Fw Attestation DB */
> /* IDs upto 0x1F are reserved for older programs (Raven, Vega 10/12/20)
>*/
> GFX_CMD_ID_LOAD_TOC = 0x00000020, /* Load TOC and obtain
>TMR size */
>@@ -401,11 +400,4 @@ struct psp_gfx_rb_frame
> /* total 64 bytes */
> };
>
>-#define PSP_ERR_UNKNOWN_COMMAND 0x00000100
>-
>-enum tee_error_code {
>- TEE_SUCCESS = 0x00000000,
>- TEE_ERROR_NOT_SUPPORTED = 0xFFFF000A,
>-};
>-
> #endif /* _PSP_TEE_GFX_IF_H_ */
>--
>2.25.1
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