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* [PATCH] drm/amdgpu/sriov: Remove clear vf fw support
@ 2021-04-22 10:01 Victor Zhao
  2021-04-26  6:09 ` Deng, Emily
  0 siblings, 1 reply; 2+ messages in thread
From: Victor Zhao @ 2021-04-22 10:01 UTC (permalink / raw)
  To: amd-gfx, emily.deng; +Cc: Victor Zhao

PSP clear_vf_fw feature is outdated and has been removed.
Remove the related functions.

Signed-off-by: Victor Zhao <Victor.Zhao@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c | 32 -------------------------
 drivers/gpu/drm/amd/amdgpu/psp_gfx_if.h |  1 -
 2 files changed, 33 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
index 9311dcc94cb6..623044414bb5 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
@@ -417,26 +417,6 @@ 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) {
@@ -1925,12 +1905,6 @@ 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");
@@ -2439,7 +2413,6 @@ static int psp_hw_fini(void *handle)
 {
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 	struct psp_context *psp = &adev->psp;
-	int ret;
 
 	if (psp->adev->psp.ta_fw) {
 		psp_ras_terminate(psp);
@@ -2450,11 +2423,6 @@ 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 96064c343163..f6d3180febc4 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 */
-- 
2.25.1

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2021-04-22 10:01 [PATCH] drm/amdgpu/sriov: Remove clear vf fw support Victor Zhao
2021-04-26  6:09 ` Deng, Emily

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