From fd81261ce428ed067d39757e2291ff89054e2b79 Mon Sep 17 00:00:00 2001
From: Mohammad Zafar Ziya <Mohammadzafar.ziya@amd.com>
Date: Sat, 7 May 2022 14:09:21 +0800
Subject: drm/amdgpu/vcn: Add vcn ras poison consumption event handling
Git-commit: 0ae99221f3f73ff284a1db27dcd0d80f39f5b445
Patch-mainline: v5.19-rc1
References: jsc#PED-1166 jsc#PED-1168 jsc#PED-1170 jsc#PED-1218 jsc#PED-1220 jsc#PED-1222 jsc#PED-1223 jsc#PED-1225
Add vcn ras poison consumption event handling
V2: Removed default poison consumption handling function cb
Signed-off-by: Mohammad Zafar Ziya <Mohammadzafar.ziya@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Tao Zhou <tao.zhou1@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Patrik Jakobsson <pjakobsson@suse.de>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c | 18 ++++++++++++++++++
drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h | 5 +++++
drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c | 9 +++++++++
.../amd/include/ivsrcid/vcn/irqsrcs_vcn_2_0.h | 1 +
4 files changed, 33 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
index 0974ebf9a9a4..aa7acfabf360 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
@@ -1126,3 +1126,21 @@ void amdgpu_vcn_fwlog_init(struct amdgpu_vcn_inst *vcn)
log_buf->wrapped = 0;
#endif
}
+
+int amdgpu_vcn_process_poison_irq(struct amdgpu_device *adev,
+ struct amdgpu_irq_src *source,
+ struct amdgpu_iv_entry *entry)
+{
+ struct ras_common_if *ras_if = adev->vcn.ras_if;
+ struct ras_dispatch_if ih_data = {
+ .entry = entry,
+ };
+
+ if (!ras_if)
+ return 0;
+
+ ih_data.head = *ras_if;
+ amdgpu_ras_interrupt_dispatch(adev, &ih_data);
+
+ return 0;
+}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h
index 8e7aec822a1a..6f90fcee0f9c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h
@@ -375,4 +375,9 @@ void amdgpu_vcn_setup_ucode(struct amdgpu_device *adev);
void amdgpu_vcn_fwlog_init(struct amdgpu_vcn_inst *vcn);
void amdgpu_debugfs_vcn_fwlog_init(struct amdgpu_device *adev,
uint8_t i, struct amdgpu_vcn_inst *vcn);
+
+int amdgpu_vcn_process_poison_irq(struct amdgpu_device *adev,
+ struct amdgpu_irq_src *source,
+ struct amdgpu_iv_entry *entry);
+
#endif
diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c b/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c
index abf5ea238962..8a7006d62a87 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c
@@ -139,6 +139,12 @@ static int vcn_v2_5_sw_init(void *handle)
if (r)
return r;
}
+
+ /* VCN POISON TRAP */
+ r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[j],
+ VCN_2_6__SRCID_UVD_POISON, &adev->vcn.inst[j].irq);
+ if (r)
+ return r;
}
r = amdgpu_vcn_sw_init(adev);
@@ -1855,6 +1861,9 @@ static int vcn_v2_5_process_interrupt(struct amdgpu_device *adev,
case VCN_2_0__SRCID__UVD_ENC_LOW_LATENCY:
amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_enc[1]);
break;
+ case VCN_2_6__SRCID_UVD_POISON:
+ amdgpu_vcn_process_poison_irq(adev, source, entry);
+ break;
default:
DRM_ERROR("Unhandled interrupt: %d %d\n",
entry->src_id, entry->src_data[0]);
diff --git a/drivers/gpu/drm/amd/include/ivsrcid/vcn/irqsrcs_vcn_2_0.h b/drivers/gpu/drm/amd/include/ivsrcid/vcn/irqsrcs_vcn_2_0.h
index f842eb0d65bb..c817061a000a 100644
--- a/drivers/gpu/drm/amd/include/ivsrcid/vcn/irqsrcs_vcn_2_0.h
+++ b/drivers/gpu/drm/amd/include/ivsrcid/vcn/irqsrcs_vcn_2_0.h
@@ -29,6 +29,7 @@
#define VCN_2_0__SRCID__JPEG_ENCODE 151 // 0x97 JRBC Encode interrupt
#define VCN_2_0__SRCID__JPEG_DECODE 153 // 0x99 JRBC Decode interrupt
+#define VCN_2_6__SRCID_UVD_POISON 160
#define VCN_2_6__SRCID_DJPEG0_POISON 161
#define VCN_2_6__SRCID_EJPEG0_POISON 162
--
2.38.1