drm/amdgpu: add ras support for gfx of aldebaran

add edc counter/status reset and query functions for gfx block of
aldebaran.

v2: change to clear edc counter explicitly
aldebaran hardware will not clear edc counter after driver reading them,
so driver should clear them explicitly.

Signed-off-by: Dennis Li <Dennis.Li@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

1 files changed, 11 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.h b/drivers/gpu/drm/amd/amdgpu/soc15.h
index 0e37f4ce8364..ea0469e45b9f 100644
--- a/drivers/gpu/drm/amd/amdgpu/soc15.h
+++ b/drivers/gpu/drm/amd/amdgpu/soc15.h
@@ -49,6 +49,13 @@ struct soc15_reg_rlcg {
 	u32	reg;
 };
 
+struct soc15_reg {
+	uint32_t hwip;
+	uint32_t inst;
+	uint32_t seg;
+	uint32_t reg_offset;
+};
+
 struct soc15_reg_entry {
 	uint32_t hwip;
 	uint32_t inst;
@@ -88,6 +95,10 @@ struct soc15_ras_field_entry {
 
 #define SOC15_REG_FIELD(reg, field) reg##__##field##_MASK, reg##__##field##__SHIFT
 
+#define SOC15_REG_FIELD_VAL(val, mask, shift)	(((val) & mask) >> shift)
+
+#define SOC15_RAS_REG_FIELD_VAL(val, entry, field) SOC15_REG_FIELD_VAL(val, entry.field##_count_mask, entry.field##_count_shift)
+
 void soc15_grbm_select(struct amdgpu_device *adev,
 		    u32 me, u32 pipe, u32 queue, u32 vmid);
 void soc15_set_virt_ops(struct amdgpu_device *adev);