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drm/amdgpu: Dynamic initialize IP base offset 

The base offsets of the IP blocks may change across
asics even though the relative register offsets
are the same for an IP.  Handle this dynamically.

Acked-by: Christian Konig <christian.koenig@amd.com>
Signed-off-by: Shaoyun Liu <Shaoyun.Liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Shaoyun Liu 2017-11-27 13:16:35 -05:00 committed by Alex Deucher
parent 8205f8840f
commit 4522824c48
5 changed files with 96 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/gpu/drm/amd/amdgpu/Makefile
View File

@ -62,7 +62,7 @@ amdgpu-$(CONFIG_DRM_AMDGPU_CIK)+= cik.o cik_ih.o kv_smc.o kv_dpm.o \
amdgpu-$(CONFIG_DRM_AMDGPU_SI)+= si.o gmc_v6_0.o gfx_v6_0.o si_ih.o si_dma.o dce_v6_0.o si_dpm.o si_smc.o
amdgpu-y += \
vi.o mxgpu_vi.o nbio_v6_1.o soc15.o mxgpu_ai.o nbio_v7_0.o
vi.o mxgpu_vi.o nbio_v6_1.o soc15.o mxgpu_ai.o nbio_v7_0.o vega10_reg_init.o
# add GMC block
amdgpu-y += \

27
drivers/gpu/drm/amd/amdgpu/amdgpu.h
View File

@ -1428,6 +1428,30 @@ 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);
/* Define the HW IP blocks will be used in driver , add more if necessary */
enum amd_hw_ip_block_type {
GC_HWIP = 1,
HDP_HWIP,
SDMA0_HWIP,
SDMA1_HWIP,
MMHUB_HWIP,
ATHUB_HWIP,
NBIO_HWIP,
MP0_HWIP,
UVD_HWIP,
VCN_HWIP = UVD_HWIP,
VCE_HWIP,
DF_HWIP,
DCE_HWIP,
OSSSYS_HWIP,
SMUIO_HWIP,
PWR_HWIP,
NBIF_HWIP,
MAX_HWIP
};
#define HWIP_MAX_INSTANCE 6
struct amd_powerplay {
struct cgs_device *cgs_device;
void *pp_handle;
@ -1620,6 +1644,9 @@ struct amdgpu_device {
/* amdkfd interface */
struct kfd_dev *kfd;
/* soc15 register offset based on ip, instance and segment */
uint32_t *reg_offset[MAX_HWIP][HWIP_MAX_INSTANCE];
/* delayed work_func for deferring clockgating during resume */
struct delayed_work late_init_work;

10
drivers/gpu/drm/amd/amdgpu/soc15.c
View File

@ -516,6 +516,16 @@ static const struct amdgpu_ip_block_version vega10_common_ip_block =
int soc15_set_ip_blocks(struct amdgpu_device *adev)
{
/* Set IP register base before any HW register access */
switch (adev->asic_type) {
case CHIP_VEGA10:
case CHIP_RAVEN:
vega10_reg_base_init(adev);
break;
default:
return -EINVAL;
}
nbio_v6_1_detect_hw_virt(adev);
if (amdgpu_sriov_vf(adev))

2
drivers/gpu/drm/amd/amdgpu/soc15.h
View File

@ -33,4 +33,6 @@ void soc15_grbm_select(struct amdgpu_device *adev,
u32 me, u32 pipe, u32 queue, u32 vmid);
int soc15_set_ip_blocks(struct amdgpu_device *adev);
int vega10_reg_base_init(struct amdgpu_device *adev);
#endif

56
drivers/gpu/drm/amd/amdgpu/vega10_reg_init.c Normal file
View File

@ -0,0 +1,56 @@
/*
* Copyright 2017 Advanced Micro Devices, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
*/
#include "amdgpu.h"
#include "soc15.h"
#include "soc15_common.h"
#include "soc15ip.h"
int vega10_reg_base_init(struct amdgpu_device *adev)
{
/* HW has more IP blocks, only initialized the blocke beend by our driver */
uint32_t i;
for (i = 0 ; i < MAX_INSTANCE ; ++i) {
adev->reg_offset[GC_HWIP][i] = (uint32_t *)(&(GC_BASE.instance[i]));
adev->reg_offset[HDP_HWIP][i] = (uint32_t *)(&(HDP_BASE.instance[i]));
adev->reg_offset[MMHUB_HWIP][i] = (uint32_t *)(&(MMHUB_BASE.instance[i]));
adev->reg_offset[ATHUB_HWIP][i] = (uint32_t *)(&(ATHUB_BASE.instance[i]));
adev->reg_offset[NBIO_HWIP][i] = (uint32_t *)(&(NBIO_BASE.instance[i]));
adev->reg_offset[MP0_HWIP][i] = (uint32_t *)(&(MP0_BASE.instance[i]));
adev->reg_offset[UVD_HWIP][i] = (uint32_t *)(&(UVD_BASE.instance[i]));
adev->reg_offset[VCE_HWIP][i] = (uint32_t *)(&(VCE_BASE.instance[i]));
adev->reg_offset[VCN_HWIP][i] = (uint32_t *)(&(VCN_BASE.instance[i]));
adev->reg_offset[DF_HWIP][i] = (uint32_t *)(&(DF_BASE.instance[i]));
adev->reg_offset[DCE_HWIP][i] = (uint32_t *)(&(DCE_BASE.instance[i]));
adev->reg_offset[OSSSYS_HWIP][i] = (uint32_t *)(&(OSSSYS_BASE.instance[i]));
adev->reg_offset[SDMA0_HWIP][i] = (uint32_t *)(&(SDMA0_BASE.instance[i]));
adev->reg_offset[SDMA1_HWIP][i] = (uint32_t *)(&(SDMA1_BASE.instance[i]));
adev->reg_offset[SMUIO_HWIP][i] = (uint32_t *)(&(SMUIO_BASE.instance[i]));
adev->reg_offset[PWR_HWIP][i] = (uint32_t *)(&(PWR_BASE.instance[i]));
adev->reg_offset[NBIF_HWIP][i] = (uint32_t *)(&(NBIF_BASE.instance[i]));
}
return 0;
}