diff options
| author | YiPeng Chai <YiPeng.Chai@amd.com> | 2024-03-19 09:57:58 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2024-04-26 17:22:41 -0400 |
| commit | 98b5bc878d4b522c035309c8f6d3247d54050369 (patch) | |
| tree | 290624aba62e0b00f36c4020cb96138ed4e39cf7 /drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h | |
| parent | 88a9a467c548d0b3c7761b4fd54a68e70f9c0944 (diff) | |
drm/amdgpu: add message fifo to handle RAS poison events
Add message fifo to handle RAS poison events.
Signed-off-by: YiPeng Chai <YiPeng.Chai@amd.com>
Reviewed-by: Tao Zhou <tao.zhou1@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h index ab5bf573378e..2b15996f1ede 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h @@ -26,6 +26,7 @@ #include <linux/debugfs.h> #include <linux/list.h> +#include <linux/kfifo.h> #include "ta_ras_if.h" #include "amdgpu_ras_eeprom.h" #include "amdgpu_smuio.h" @@ -442,6 +443,17 @@ struct ras_query_context { u64 event_id; }; +typedef int (*pasid_notify)(struct amdgpu_device *adev, + uint16_t pasid, void *data); + +struct ras_poison_msg { + enum amdgpu_ras_block block; + uint16_t pasid; + uint32_t reset; + pasid_notify pasid_fn; + void *data; +}; + struct amdgpu_ras { /* ras infrastructure */ /* for ras itself. */ @@ -501,6 +513,8 @@ struct amdgpu_ras { struct mutex page_retirement_lock; atomic_t page_retirement_req_cnt; struct mutex page_rsv_lock; + DECLARE_KFIFO(poison_fifo, struct ras_poison_msg, 128); + /* Fatal error detected flag */ atomic_t fed; @@ -913,4 +927,8 @@ u64 amdgpu_ras_acquire_event_id(struct amdgpu_device *adev, enum ras_event_type int amdgpu_ras_reserve_page(struct amdgpu_device *adev, uint64_t pfn); +int amdgpu_ras_put_poison_req(struct amdgpu_device *adev, + enum amdgpu_ras_block block, uint16_t pasid, + pasid_notify pasid_fn, void *data, uint32_t reset); + #endif |