diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index 9b09e938a802..e329faa6166f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -1428,6 +1428,23 @@ typedef void (*amdgpu_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t); typedef uint32_t (*amdgpu_block_rreg_t)(struct amdgpu_device*, uint32_t, uint32_t); typedef void (*amdgpu_block_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t, uint32_t); + +/* + * amdgpu nbio functions + * + * Fix me : + * Put more NBIO specifc func wraper here , for now just try to minimize the + * change to avoid use SOC15_REG_OFFSET in the constant array + */ + +struct amdgpu_nbio_funcs { + u32 (*get_hdp_flush_req_offset)(struct amdgpu_device*); + u32 (*get_hdp_flush_done_offset)(struct amdgpu_device*); + u32 (*get_pcie_index_offset)(struct amdgpu_device*); + u32 (*get_pcie_data_offset)(struct amdgpu_device*); +}; + + /* Define the HW IP blocks will be used in driver , add more if necessary */ enum amd_hw_ip_block_type { GC_HWIP = 1, @@ -1647,6 +1664,8 @@ struct amdgpu_device { /* soc15 register offset based on ip, instance and segment */ uint32_t *reg_offset[MAX_HWIP][HWIP_MAX_INSTANCE]; + const struct amdgpu_nbio_funcs *nbio_funcs; + /* delayed work_func for deferring clockgating during resume */ struct delayed_work late_init_work; |