From 4a93e45a5e547318c04c32061132008496bef061 Mon Sep 17 00:00:00 2001
From: Evan Quan <evan.quan@amd.com>
Date: Sat, 9 May 2020 13:49:26 +0800
Subject: drm/amd/powerplay: shutdown on HW CTF
Git-commit: e528ccf9320c3634395e39d467bb6daed3bec4e8
Patch-mainline: v5.8-rc1
References: jsc#SLE-12680, jsc#SLE-12880, jsc#SLE-12882, jsc#SLE-12883, jsc#SLE-13496, jsc#SLE-15322
To prevent further damage.
Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Patrik Jakobsson <pjakobsson@suse.de>
---
.../gpu/drm/amd/powerplay/hwmgr/smu_helper.c | 16 +++++++++++++--
drivers/gpu/drm/amd/powerplay/smu_v11_0.c | 20 ++++++++++++++++++-
2 files changed, 33 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu_helper.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu_helper.c
index 782f6d295202..4279f95ba779 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu_helper.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu_helper.c
@@ -612,11 +612,17 @@ int phm_irq_process(struct amdgpu_device *adev,
PCI_BUS_NUM(adev->pdev->devfn),
PCI_SLOT(adev->pdev->devfn),
PCI_FUNC(adev->pdev->devfn));
- else if (src_id == VISLANDS30_IV_SRCID_GPIO_19)
+ else if (src_id == VISLANDS30_IV_SRCID_GPIO_19) {
pr_warn("GPU Critical Temperature Fault detected on PCIe %d:%d.%d!\n",
PCI_BUS_NUM(adev->pdev->devfn),
PCI_SLOT(adev->pdev->devfn),
PCI_FUNC(adev->pdev->devfn));
+ /*
+ * HW CTF just occurred. Shutdown to prevent further damage.
+ */
+ dev_emerg(adev->dev, "System is going to shutdown due to HW CTF!\n");
+ orderly_poweroff(true);
+ }
} else if (client_id == SOC15_IH_CLIENTID_THM) {
if (src_id == 0) {
pr_warn("GPU over temperature range detected on PCIe %d:%d.%d!\n",
@@ -634,11 +640,17 @@ int phm_irq_process(struct amdgpu_device *adev,
PCI_BUS_NUM(adev->pdev->devfn),
PCI_SLOT(adev->pdev->devfn),
PCI_FUNC(adev->pdev->devfn));
- } else if (client_id == SOC15_IH_CLIENTID_ROM_SMUIO)
+ } else if (client_id == SOC15_IH_CLIENTID_ROM_SMUIO) {
pr_warn("GPU Critical Temperature Fault detected on PCIe %d:%d.%d!\n",
PCI_BUS_NUM(adev->pdev->devfn),
PCI_SLOT(adev->pdev->devfn),
PCI_FUNC(adev->pdev->devfn));
+ /*
+ * HW CTF just occurred. Shutdown to prevent further damage.
+ */
+ dev_emerg(adev->dev, "System is going to shutdown due to HW CTF!\n");
+ orderly_poweroff(true);
+ }
return 0;
}
diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
index 15a03a2ddde5..72a69170f6be 100644
--- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
+++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
@@ -1548,6 +1548,8 @@ static int smu_v11_0_ack_ac_dc_interrupt(struct smu_context *smu)
#define THM_11_0__SRCID__THM_DIG_THERM_L2H 0 /* ASIC_TEMP > CG_THERMAL_INT.DIG_THERM_INTH */
#define THM_11_0__SRCID__THM_DIG_THERM_H2L 1 /* ASIC_TEMP < CG_THERMAL_INT.DIG_THERM_INTL */
+#define SMUIO_11_0__SRCID__SMUIO_GPIO19 83
+
static int smu_v11_0_irq_process(struct amdgpu_device *adev,
struct amdgpu_irq_src *source,
struct amdgpu_iv_entry *entry)
@@ -1582,8 +1584,17 @@ static int smu_v11_0_irq_process(struct amdgpu_device *adev,
PCI_SLOT(adev->pdev->devfn),
PCI_FUNC(adev->pdev->devfn));
break;
-
}
+ } else if (client_id == SOC15_IH_CLIENTID_ROM_SMUIO) {
+ pr_warn("GPU Critical Temperature Fault detected on PCIe %d:%d.%d!\n",
+ PCI_BUS_NUM(adev->pdev->devfn),
+ PCI_SLOT(adev->pdev->devfn),
+ PCI_FUNC(adev->pdev->devfn));
+ /*
+ * HW CTF just occurred. Shutdown to prevent further damage.
+ */
+ dev_emerg(adev->dev, "System is going to shutdown due to HW CTF!\n");
+ orderly_poweroff(true);
} else if (client_id == SOC15_IH_CLIENTID_MP1) {
if (src_id == 0xfe)
smu_v11_0_ack_ac_dc_interrupt(&adev->smu);
@@ -1626,6 +1637,13 @@ int smu_v11_0_register_irq_handler(struct smu_context *smu)
if (ret)
return ret;
+ /* Register CTF(GPIO_19) interrupt */
+ ret = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_ROM_SMUIO,
+ SMUIO_11_0__SRCID__SMUIO_GPIO19,
+ irq_src);
+ if (ret)
+ return ret;
+
ret = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_MP1,
0xfe,
irq_src);
--
2.28.0