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From 9104b47ed7054a2346dd4b6663dbd70caac9f609 Mon Sep 17 00:00:00 2001
From: Monk Liu <Monk.Liu@amd.com>
Date: Mon, 16 Oct 2017 19:50:44 +0800
Subject: [PATCH 2039/4131] drm/amdgpu:fix vf_error_put
1,it should not work on non-SR-IOV case
2,the NO_VBIOS error is incorrect, should
handle it under detect_sriov_bios.
3,wrap the whole detect_sriov_bios with sriov check
Change-Id: Icf34f88a0642e4b04c857a07b72df3bb772075d6
Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 21 +++++++++++----------
drivers/gpu/drm/amd/amdgpu/amdgpu_vf_error.c | 7 ++++++-
2 files changed, 17 insertions(+), 11 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index cd2130b..2131134 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -2059,12 +2059,17 @@ static int amdgpu_resume(struct amdgpu_device *adev)
static void amdgpu_device_detect_sriov_bios(struct amdgpu_device *adev)
{
- if (adev->is_atom_fw) {
- if (amdgpu_atomfirmware_gpu_supports_virtualization(adev))
- adev->virt.caps |= AMDGPU_SRIOV_CAPS_SRIOV_VBIOS;
- } else {
- if (amdgpu_atombios_has_gpu_virtualization_table(adev))
- adev->virt.caps |= AMDGPU_SRIOV_CAPS_SRIOV_VBIOS;
+ if (amdgpu_sriov_vf(adev)) {
+ if (adev->is_atom_fw) {
+ if (amdgpu_atomfirmware_gpu_supports_virtualization(adev))
+ adev->virt.caps |= AMDGPU_SRIOV_CAPS_SRIOV_VBIOS;
+ } else {
+ if (amdgpu_atombios_has_gpu_virtualization_table(adev))
+ adev->virt.caps |= AMDGPU_SRIOV_CAPS_SRIOV_VBIOS;
+ }
+
+ if (!(adev->virt.caps & AMDGPU_SRIOV_CAPS_SRIOV_VBIOS))
+ amdgpu_vf_error_put(adev, AMDGIM_ERROR_VF_NO_VBIOS, 0, 0);
}
}
@@ -2276,7 +2281,6 @@ int amdgpu_device_init(struct amdgpu_device *adev,
if (amdgpu_need_post(adev)) {
if (!adev->bios) {
dev_err(adev->dev, "no vBIOS found\n");
- amdgpu_vf_error_put(adev, AMDGIM_ERROR_VF_NO_VBIOS, 0, 0);
r = -EINVAL;
goto failed;
}
@@ -2284,7 +2288,6 @@ int amdgpu_device_init(struct amdgpu_device *adev,
r = amdgpu_atom_asic_init(adev->mode_info.atom_context);
if (r) {
dev_err(adev->dev, "gpu post error!\n");
- amdgpu_vf_error_put(adev, AMDGIM_ERROR_VF_GPU_POST_ERROR, 0, 0);
goto failed;
}
} else {
@@ -3115,7 +3118,6 @@ int amdgpu_gpu_reset(struct amdgpu_device *adev)
}
} else {
dev_err(adev->dev, "asic resume failed (%d).\n", r);
- amdgpu_vf_error_put(adev, AMDGIM_ERROR_VF_ASIC_RESUME_FAIL, 0, r);
for (i = 0; i < AMDGPU_MAX_RINGS; ++i) {
if (adev->rings[i] && adev->rings[i]->sched.thread) {
kthread_unpark(adev->rings[i]->sched.thread);
@@ -3133,7 +3135,6 @@ int amdgpu_gpu_reset(struct amdgpu_device *adev)
if (r) {
/* bad news, how to tell it to userspace ? */
dev_info(adev->dev, "GPU reset failed\n");
- amdgpu_vf_error_put(adev, AMDGIM_ERROR_VF_GPU_RESET_FAIL, 0, r);
}
else {
dev_info(adev->dev, "GPU reset successed!\n");
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vf_error.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vf_error.c
index 746b813..7f70979 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vf_error.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vf_error.c
@@ -31,7 +31,12 @@ void amdgpu_vf_error_put(struct amdgpu_device *adev,
uint64_t error_data)
{
int index;
- uint16_t error_code = AMDGIM_ERROR_CODE(AMDGIM_ERROR_CATEGORY_VF, sub_error_code);
+ uint16_t error_code;
+
+ if (!amdgpu_sriov_vf(adev))
+ return;
+
+ error_code = AMDGIM_ERROR_CODE(AMDGIM_ERROR_CATEGORY_VF, sub_error_code);
mutex_lock(&adev->virt.vf_errors.lock);
index = adev->virt.vf_errors.write_count % AMDGPU_VF_ERROR_ENTRY_SIZE;
--
2.7.4
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