Contributors: 10
| Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
| Jack Xiao |
249 |
77.09% |
1 |
6.25% |
| Alex Deucher |
43 |
13.31% |
4 |
25.00% |
| Evan Quan |
10 |
3.10% |
2 |
12.50% |
| Monk Liu |
5 |
1.55% |
1 |
6.25% |
| Xiaojie Yuan |
3 |
0.93% |
2 |
12.50% |
| Yintian Tao |
3 |
0.93% |
1 |
6.25% |
| Aaron Liu |
3 |
0.93% |
1 |
6.25% |
| Kevin Wang |
3 |
0.93% |
1 |
6.25% |
| Rex Zhu |
2 |
0.62% |
1 |
6.25% |
| Tao Zhou |
2 |
0.62% |
2 |
12.50% |
| Total |
323 |
|
16 |
|
/*
* Copyright 2019 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 "athub_v2_0.h"
#include "athub/athub_2_0_0_offset.h"
#include "athub/athub_2_0_0_sh_mask.h"
#include "athub/athub_2_0_0_default.h"
#include "soc15_common.h"
static void
athub_v2_0_update_medium_grain_clock_gating(struct amdgpu_device *adev,
bool enable)
{
uint32_t def, data;
if (!(adev->cg_flags & AMD_CG_SUPPORT_MC_MGCG))
return;
def = data = RREG32_SOC15(ATHUB, 0, mmATHUB_MISC_CNTL);
if (enable)
data |= ATHUB_MISC_CNTL__CG_ENABLE_MASK;
else
data &= ~ATHUB_MISC_CNTL__CG_ENABLE_MASK;
if (def != data)
WREG32_SOC15(ATHUB, 0, mmATHUB_MISC_CNTL, data);
}
static void
athub_v2_0_update_medium_grain_light_sleep(struct amdgpu_device *adev,
bool enable)
{
uint32_t def, data;
if (!((adev->cg_flags & AMD_CG_SUPPORT_MC_LS) &&
(adev->cg_flags & AMD_CG_SUPPORT_HDP_LS)))
return;
def = data = RREG32_SOC15(ATHUB, 0, mmATHUB_MISC_CNTL);
if (enable)
data |= ATHUB_MISC_CNTL__CG_MEM_LS_ENABLE_MASK;
else
data &= ~ATHUB_MISC_CNTL__CG_MEM_LS_ENABLE_MASK;
if (def != data)
WREG32_SOC15(ATHUB, 0, mmATHUB_MISC_CNTL, data);
}
int athub_v2_0_set_clockgating(struct amdgpu_device *adev,
enum amd_clockgating_state state)
{
if (amdgpu_sriov_vf(adev))
return 0;
switch (adev->ip_versions[ATHUB_HWIP][0]) {
case IP_VERSION(1, 3, 1):
case IP_VERSION(2, 0, 0):
case IP_VERSION(2, 0, 2):
athub_v2_0_update_medium_grain_clock_gating(adev,
state == AMD_CG_STATE_GATE);
athub_v2_0_update_medium_grain_light_sleep(adev,
state == AMD_CG_STATE_GATE);
break;
default:
break;
}
return 0;
}
void athub_v2_0_get_clockgating(struct amdgpu_device *adev, u64 *flags)
{
int data;
/* AMD_CG_SUPPORT_ATHUB_MGCG */
data = RREG32_SOC15(ATHUB, 0, mmATHUB_MISC_CNTL);
if (data & ATHUB_MISC_CNTL__CG_ENABLE_MASK)
*flags |= AMD_CG_SUPPORT_ATHUB_MGCG;
/* AMD_CG_SUPPORT_ATHUB_LS */
if (data & ATHUB_MISC_CNTL__CG_MEM_LS_ENABLE_MASK)
*flags |= AMD_CG_SUPPORT_ATHUB_LS;
}