mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-09-27 12:57:53 +00:00
drm/amdgpu: Add athub v4_1_0 ip block support
Add athub v4_1_0 ip block support. v2: fix clang warning (Alex) Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com> Reviewed-by: Likun Gao <Likun.Gao@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
parent
0be41f31a9
commit
53edf77179
3 changed files with 154 additions and 1 deletions
|
@ -233,7 +233,8 @@ amdgpu-y += \
|
|||
athub_v1_0.o \
|
||||
athub_v2_0.o \
|
||||
athub_v2_1.o \
|
||||
athub_v3_0.o
|
||||
athub_v3_0.o \
|
||||
athub_v4_1_0.o
|
||||
|
||||
# add SMUIO block
|
||||
amdgpu-y += \
|
||||
|
|
122
drivers/gpu/drm/amd/amdgpu/athub_v4_1_0.c
Normal file
122
drivers/gpu/drm/amd/amdgpu/athub_v4_1_0.c
Normal file
|
@ -0,0 +1,122 @@
|
|||
/*
|
||||
* Copyright 2023 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_v4_1_0.h"
|
||||
#include "athub/athub_4_1_0_offset.h"
|
||||
#include "athub/athub_4_1_0_sh_mask.h"
|
||||
#include "soc15_common.h"
|
||||
|
||||
static uint32_t athub_v4_1_0_get_cg_cntl(struct amdgpu_device *adev)
|
||||
{
|
||||
uint32_t data;
|
||||
|
||||
switch (amdgpu_ip_version(adev, ATHUB_HWIP, 0)) {
|
||||
case IP_VERSION(4, 1, 0):
|
||||
data = RREG32_SOC15(ATHUB, 0, regATHUB_MISC_CNTL);
|
||||
break;
|
||||
default:
|
||||
data = 0;
|
||||
break;
|
||||
}
|
||||
return data;
|
||||
}
|
||||
|
||||
static void athub_v4_1_0_set_cg_cntl(struct amdgpu_device *adev, uint32_t data)
|
||||
{
|
||||
switch (amdgpu_ip_version(adev, ATHUB_HWIP, 0)) {
|
||||
case IP_VERSION(4, 1, 0):
|
||||
WREG32_SOC15(ATHUB, 0, regATHUB_MISC_CNTL, data);
|
||||
break;
|
||||
default:
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
athub_v4_1_0_update_medium_grain_clock_gating(struct amdgpu_device *adev,
|
||||
bool enable)
|
||||
{
|
||||
uint32_t def, data;
|
||||
|
||||
def = data = athub_v4_1_0_get_cg_cntl(adev);
|
||||
|
||||
if (enable && (adev->cg_flags & AMD_CG_SUPPORT_ATHUB_MGCG))
|
||||
data |= ATHUB_MISC_CNTL__CG_ENABLE_MASK;
|
||||
else
|
||||
data &= ~ATHUB_MISC_CNTL__CG_ENABLE_MASK;
|
||||
|
||||
if (def != data)
|
||||
athub_v4_1_0_set_cg_cntl(adev, data);
|
||||
}
|
||||
|
||||
static void
|
||||
athub_v4_1_0_update_medium_grain_light_sleep(struct amdgpu_device *adev,
|
||||
bool enable)
|
||||
{
|
||||
uint32_t def, data;
|
||||
|
||||
def = data = athub_v4_1_0_get_cg_cntl(adev);
|
||||
|
||||
if (enable && (adev->cg_flags & AMD_CG_SUPPORT_ATHUB_LS))
|
||||
data |= ATHUB_MISC_CNTL__CG_MEM_LS_ENABLE_MASK;
|
||||
else
|
||||
data &= ~ATHUB_MISC_CNTL__CG_MEM_LS_ENABLE_MASK;
|
||||
|
||||
if (def != data)
|
||||
athub_v4_1_0_set_cg_cntl(adev, data);
|
||||
}
|
||||
|
||||
int athub_v4_1_0_set_clockgating(struct amdgpu_device *adev,
|
||||
enum amd_clockgating_state state)
|
||||
{
|
||||
if (amdgpu_sriov_vf(adev))
|
||||
return 0;
|
||||
|
||||
switch (amdgpu_ip_version(adev, ATHUB_HWIP, 0)) {
|
||||
case IP_VERSION(4, 1, 0):
|
||||
athub_v4_1_0_update_medium_grain_clock_gating(adev,
|
||||
state == AMD_CG_STATE_GATE);
|
||||
athub_v4_1_0_update_medium_grain_light_sleep(adev,
|
||||
state == AMD_CG_STATE_GATE);
|
||||
break;
|
||||
default:
|
||||
break;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
void athub_v4_1_0_get_clockgating(struct amdgpu_device *adev, u64 *flags)
|
||||
{
|
||||
int data;
|
||||
|
||||
/* AMD_CG_SUPPORT_ATHUB_MGCG */
|
||||
data = athub_v4_1_0_get_cg_cntl(adev);
|
||||
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;
|
||||
}
|
30
drivers/gpu/drm/amd/amdgpu/athub_v4_1_0.h
Normal file
30
drivers/gpu/drm/amd/amdgpu/athub_v4_1_0.h
Normal file
|
@ -0,0 +1,30 @@
|
|||
/*
|
||||
* Copyright 2023 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.
|
||||
*
|
||||
*/
|
||||
#ifndef __ATHUB_V4_1_0_H__
|
||||
#define __ATHUB_V4_1_0_H__
|
||||
|
||||
int athub_v4_1_0_set_clockgating(struct amdgpu_device *adev,
|
||||
enum amd_clockgating_state state);
|
||||
void athub_v4_1_0_get_clockgating(struct amdgpu_device *adev, u64 *flags);
|
||||
|
||||
#endif
|
Loading…
Reference in a new issue