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drm/amd/pm: drop the pptable related workarounds for SMU 13.0.0
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The pptable in the vbios is fully ready. The related workarounds
in driver are not needed any more.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Acked-by: Guchun Chen <guchun.chen@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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Evan Quan authored and Alex Deucher committed Sep 21, 2022
1 parent dd4bc65 commit 88bab90
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Showing 2 changed files with 5 additions and 93 deletions.
44 changes: 2 additions & 42 deletions drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c
Original file line number Diff line number Diff line change
Expand Up @@ -209,7 +209,8 @@ int smu_v13_0_init_pptable_microcode(struct smu_context *smu)
if (!adev->scpm_enabled)
return 0;

if (adev->ip_versions[MP1_HWIP][0] == IP_VERSION(13, 0, 7))
if ((adev->ip_versions[MP1_HWIP][0] == IP_VERSION(13, 0, 7)) ||
(adev->ip_versions[MP1_HWIP][0] == IP_VERSION(13, 0, 0)))
return 0;

/* override pptable_id from driver parameter */
Expand All @@ -218,27 +219,6 @@ int smu_v13_0_init_pptable_microcode(struct smu_context *smu)
dev_info(adev->dev, "override pptable id %d\n", pptable_id);
} else {
pptable_id = smu->smu_table.boot_values.pp_table_id;

/*
* Temporary solution for SMU V13.0.0 with SCPM enabled:
* - use vbios carried pptable when pptable_id is 3664, 3715 or 3795
* - use 36831 soft pptable when pptable_id is 3683
*/
if (adev->ip_versions[MP1_HWIP][0] == IP_VERSION(13, 0, 0)) {
switch (pptable_id) {
case 3664:
case 3715:
case 3795:
pptable_id = 0;
break;
case 3683:
pptable_id = 36831;
break;
default:
dev_err(adev->dev, "Unsupported pptable id %d\n", pptable_id);
return -EINVAL;
}
}
}

/* "pptable_id == 0" means vbios carries the pptable. */
Expand Down Expand Up @@ -471,26 +451,6 @@ int smu_v13_0_setup_pptable(struct smu_context *smu)
} else {
pptable_id = smu->smu_table.boot_values.pp_table_id;

/*
* Temporary solution for SMU V13.0.0 with SCPM disabled:
* - use 3664, 3683 or 3715 on request
* - use 3664 when pptable_id is 0
* TODO: drop these when the pptable carried in vbios is ready.
*/
if (adev->ip_versions[MP1_HWIP][0] == IP_VERSION(13, 0, 0)) {
switch (pptable_id) {
case 0:
pptable_id = 3664;
break;
case 3664:
case 3683:
case 3715:
break;
default:
dev_err(adev->dev, "Unsupported pptable id %d\n", pptable_id);
return -EINVAL;
}
}
}

/* force using vbios pptable in sriov mode */
Expand Down
54 changes: 3 additions & 51 deletions drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c
Original file line number Diff line number Diff line change
Expand Up @@ -410,59 +410,11 @@ static int smu_v13_0_0_setup_pptable(struct smu_context *smu)
{
struct smu_table_context *smu_table = &smu->smu_table;
struct amdgpu_device *adev = smu->adev;
uint32_t pptable_id;
int ret = 0;

/*
* With SCPM enabled, the pptable used will be signed. It cannot
* be used directly by driver. To get the raw pptable, we need to
* rely on the combo pptable(and its revelant SMU message).
*/
if (adev->scpm_enabled) {
ret = smu_v13_0_0_get_pptable_from_pmfw(smu,
&smu_table->power_play_table,
&smu_table->power_play_table_size);
} else {
/* override pptable_id from driver parameter */
if (amdgpu_smu_pptable_id >= 0) {
pptable_id = amdgpu_smu_pptable_id;
dev_info(adev->dev, "override pptable id %d\n", pptable_id);
} else {
pptable_id = smu_table->boot_values.pp_table_id;
}

/*
* Temporary solution for SMU V13.0.0 with SCPM disabled:
* - use vbios carried pptable when pptable_id is 3664, 3715 or 3795
* - use soft pptable when pptable_id is 3683
*/
if (adev->ip_versions[MP1_HWIP][0] == IP_VERSION(13, 0, 0)) {
switch (pptable_id) {
case 3664:
case 3715:
case 3795:
case 3794:
pptable_id = 0;
break;
case 3683:
break;
default:
dev_err(adev->dev, "Unsupported pptable id %d\n", pptable_id);
return -EINVAL;
}
}

/* force using vbios pptable in sriov mode */
if ((amdgpu_sriov_vf(adev) || !pptable_id) && (amdgpu_emu_mode != 1))
ret = smu_v13_0_0_get_pptable_from_pmfw(smu,
&smu_table->power_play_table,
&smu_table->power_play_table_size);
else
ret = smu_v13_0_get_pptable_from_firmware(smu,
&smu_table->power_play_table,
&smu_table->power_play_table_size,
pptable_id);
}
ret = smu_v13_0_0_get_pptable_from_pmfw(smu,
&smu_table->power_play_table,
&smu_table->power_play_table_size);
if (ret)
return ret;

Expand Down

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