drm/amdgpu: retire legacy vega10 sos version check

retired those early sos version used in vega10 bring up
phase
Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Guchun Chen <guchun.chen@amd.com>
Reviewed-by: John Clements <john.clements@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/psp_v3_1.c

@@ -50,8 +50,6 @@ MODULE_FIRMWARE("amdgpu/vega12_asd.bin");
 
 #define smnMP1_FIRMWARE_FLAGS 0x3010028
 
-static uint32_t sos_old_versions[] = {1517616, 1510592, 1448594, 1446554};
-
 static int psp_v3_1_ring_stop(struct psp_context *psp,
 			      enum psp_ring_type ring_type);
 
@@ -125,31 +123,12 @@ static int psp_v3_1_bootloader_load_sysdrv(struct psp_context *psp)
 	return ret;
 }
 
-static bool psp_v3_1_match_version(struct amdgpu_device *adev, uint32_t ver)
-{
-	int i;
-
-	if (ver == adev->psp.sos_fw_version)
-		return true;
-
-	/*
-	 * Double check if the latest four legacy versions.
-	 * If yes, it is still the right version.
-	 */
-	for (i = 0; i < ARRAY_SIZE(sos_old_versions); i++) {
-		if (sos_old_versions[i] == adev->psp.sos_fw_version)
-			return true;
-	}
-
-	return false;
-}
-
 static int psp_v3_1_bootloader_load_sos(struct psp_context *psp)
 {
 	int ret;
 	unsigned int psp_gfxdrv_command_reg = 0;
 	struct amdgpu_device *adev = psp->adev;
-	uint32_t sol_reg, ver;
+	uint32_t sol_reg;
 
 	/* Check sOS sign of life register to confirm sys driver and sOS
 	 * are already been loaded.
@@ -181,11 +160,6 @@ static int psp_v3_1_bootloader_load_sos(struct psp_context *psp)
 	ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_81),
 			   RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_81),
 			   0, true);
-
-	ver = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_58);
-	if (!psp_v3_1_match_version(adev, ver))
-		DRM_WARN("SOS version doesn't match\n");
-
 	return ret;
 }