[PATCH 2/7] drm/amdgpu: add common interface for mes misc op
Jack Xiao
Jack.Xiao at amd.com
Wed Jun 29 03:20:29 UTC 2022
Add common interface for mes misc op, including accessing register
interface.
Signed-off-by: Jack Xiao <Jack.Xiao at amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h | 46 +++++++++++++++++++++++++
1 file changed, 46 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h
index 92ddee5e33db..93b2ba817916 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h
@@ -108,6 +108,10 @@ struct amdgpu_mes {
uint32_t query_status_fence_offs;
uint64_t query_status_fence_gpu_addr;
uint64_t *query_status_fence_ptr;
+ uint32_t read_val_offs;
+ uint64_t read_val_gpu_addr;
+ uint32_t *read_val_ptr;
+
uint32_t saved_flags;
/* initialize kiq pipe */
@@ -246,6 +250,36 @@ struct mes_debug_vmid_input {
uint32_t oa_mask;
};
+enum mes_misc_opcode {
+ MES_MISC_OP_WRITE_REG,
+ MES_MISC_OP_READ_REG,
+ MES_MISC_OP_WRM_REG_WAIT,
+ MES_MISC_OP_WRM_REG_WR_WAIT,
+};
+
+struct mes_misc_op_input {
+ enum mes_misc_opcode op;
+
+ union {
+ struct {
+ uint32_t reg_offset;
+ uint64_t buffer_addr;
+ } read_reg;
+
+ struct {
+ uint32_t reg_offset;
+ uint32_t reg_value;
+ } write_reg;
+
+ struct {
+ uint32_t ref;
+ uint32_t mask;
+ uint32_t reg0;
+ uint32_t reg1;
+ } wrm_reg;
+ };
+};
+
struct amdgpu_mes_funcs {
int (*add_hw_queue)(struct amdgpu_mes *mes,
struct mes_add_queue_input *input);
@@ -264,6 +298,9 @@ struct amdgpu_mes_funcs {
int (*set_debug_vmid)(struct amdgpu_mes *mes,
struct mes_debug_vmid_input *input);
+
+ int (*misc_op)(struct amdgpu_mes *mes,
+ struct mes_misc_op_input *input);
};
#define amdgpu_mes_kiq_hw_init(adev) (adev)->mes.kiq_hw_init((adev))
@@ -296,6 +333,15 @@ int amdgpu_mes_unmap_legacy_queue(struct amdgpu_device *adev,
enum amdgpu_unmap_queues_action action,
u64 gpu_addr, u64 seq);
+uint32_t amdgpu_mes_rreg(struct amdgpu_device *adev, uint32_t reg);
+int amdgpu_mes_wreg(struct amdgpu_device *adev,
+ uint32_t reg, uint32_t val);
+int amdgpu_mes_reg_wait(struct amdgpu_device *adev, uint32_t reg,
+ uint32_t val, uint32_t mask);
+int amdgpu_mes_reg_write_reg_wait(struct amdgpu_device *adev,
+ uint32_t reg0, uint32_t reg1,
+ uint32_t ref, uint32_t mask);
+
int amdgpu_mes_add_ring(struct amdgpu_device *adev, int gang_id,
int queue_type, int idx,
struct amdgpu_mes_ctx_data *ctx_data,
--
2.35.1
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