From 8bf594b6bb5439810f565c8b972b1b2356d0fd31 Mon Sep 17 00:00:00 2001 From: Hawking Zhang Date: Fri, 23 Mar 2018 11:37:25 +0800 Subject: [PATCH 3973/4131] drm/amdgpu: add df callback functions structure Change-Id: I309e293909f4269a4d6d1f75bacd074429f56b95 Signed-off-by: Hawking Zhang Reviewed-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu.h | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index 0d9c5dd..54c8137 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -1426,7 +1426,17 @@ struct amdgpu_nbio_funcs { void (*detect_hw_virt)(struct amdgpu_device *adev); }; - +struct amdgpu_df_funcs { + void (*init)(struct amdgpu_device *adev); + void (*enable_broadcast_mode)(struct amdgpu_device *adev, + bool enable); + u32 (*get_fb_channel_number)(struct amdgpu_device *adev); + u32 (*get_hbm_channel_number)(struct amdgpu_device *adev); + void (*update_medium_grain_clock_gating)(struct amdgpu_device *adev, + bool enable); + void (*get_clockgating_state)(struct amdgpu_device *adev, + u32 *flags); +}; /* Define the HW IP blocks will be used in driver , add more if necessary */ enum amd_hw_ip_block_type { GC_HWIP = 1, @@ -1649,6 +1659,7 @@ struct amdgpu_device { uint32_t *reg_offset[MAX_HWIP][HWIP_MAX_INSTANCE]; const struct amdgpu_nbio_funcs *nbio_funcs; + const struct amdgpu_df_funcs *df_funcs; /* delayed work_func for deferring clockgating during resume */ struct delayed_work late_init_work; -- 2.7.4