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From 8bf594b6bb5439810f565c8b972b1b2356d0fd31 Mon Sep 17 00:00:00 2001
From: Hawking Zhang <Hawking.Zhang@amd.com>
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 <Hawking.Zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
---
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
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