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drm/amd/pm: Use helper to get pptable in SMUv15

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Use common helper function to get pptable from firmware binary in
SMUv15.

Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Assisted-by: Claude Sonnet (Cursor AI)
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Lijo Lazar
2026-05-20 19:46:19 +05:30
committed by Alex Deucher
parent d1331c7d89
commit 5afa19c41e
2 changed files with 2 additions and 87 deletions
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4
drivers/gpu/drm/amd/pm/swsmu/inc/smu_v15_0.h
View File

@@ -211,10 +211,6 @@ int smu_v15_0_deep_sleep_control(struct smu_context *smu,
int smu_v15_0_set_gfx_power_up_by_imu(struct smu_context *smu);
int smu_v15_0_get_pptable_from_firmware(struct smu_context *smu,
void **table,
uint32_t *size,
uint32_t pptable_id);
int smu_v15_0_od_edit_dpm_table(struct smu_context *smu,
enum PP_OD_DPM_TABLE_COMMAND type,

85
drivers/gpu/drm/amd/pm/swsmu/smu15/smu_v15_0.c
View File

@@ -174,7 +174,7 @@ int smu_v15_0_init_pptable_microcode(struct smu_context *smu)
if (!pptable_id)
return 0;
ret = smu_v15_0_get_pptable_from_firmware(smu, &table, &size, pptable_id);
ret = smu_cmn_get_pptable_from_firmware(smu, &table, &size, pptable_id);
if (ret)
return ret;
@@ -207,48 +207,6 @@ int smu_v15_0_check_fw_status(struct smu_context *smu)
return -EIO;
}
static int smu_v15_0_set_pptable_v2_0(struct smu_context *smu, void **table, uint32_t *size)
{
struct amdgpu_device *adev = smu->adev;
uint32_t ppt_offset_bytes;
const struct smc_firmware_header_v2_0 *v2;
v2 = (const struct smc_firmware_header_v2_0 *) adev->pm.fw->data;
ppt_offset_bytes = le32_to_cpu(v2->ppt_offset_bytes);
*size = le32_to_cpu(v2->ppt_size_bytes);
*table = (uint8_t *)v2 + ppt_offset_bytes;
return 0;
}
static int smu_v15_0_set_pptable_v2_1(struct smu_context *smu, void **table,
uint32_t *size, uint32_t pptable_id)
{
struct amdgpu_device *adev = smu->adev;
const struct smc_firmware_header_v2_1 *v2_1;
struct smc_soft_pptable_entry *entries;
uint32_t pptable_count = 0;
int i = 0;
v2_1 = (const struct smc_firmware_header_v2_1 *) adev->pm.fw->data;
entries = (struct smc_soft_pptable_entry *)
((uint8_t *)v2_1 + le32_to_cpu(v2_1->pptable_entry_offset));
pptable_count = le32_to_cpu(v2_1->pptable_count);
for (i = 0; i < pptable_count; i++) {
if (le32_to_cpu(entries[i].id) == pptable_id) {
*table = ((uint8_t *)v2_1 + le32_to_cpu(entries[i].ppt_offset_bytes));
*size = le32_to_cpu(entries[i].ppt_size_bytes);
break;
}
}
if (i == pptable_count)
return -EINVAL;
return 0;
}
static int smu_v15_0_get_pptable_from_vbios(struct smu_context *smu, void **table, uint32_t *size)
{
struct amdgpu_device *adev = smu->adev;
@@ -271,45 +229,6 @@ static int smu_v15_0_get_pptable_from_vbios(struct smu_context *smu, void **tabl
return 0;
}
int smu_v15_0_get_pptable_from_firmware(struct smu_context *smu,
void **table,
uint32_t *size,
uint32_t pptable_id)
{
const struct smc_firmware_header_v1_0 *hdr;
struct amdgpu_device *adev = smu->adev;
uint16_t version_major, version_minor;
int ret;
hdr = (const struct smc_firmware_header_v1_0 *) adev->pm.fw->data;
if (!hdr)
return -EINVAL;
dev_info(adev->dev, "use driver provided pptable %d\n", pptable_id);
version_major = le16_to_cpu(hdr->header.header_version_major);
version_minor = le16_to_cpu(hdr->header.header_version_minor);
if (version_major != 2) {
dev_err(adev->dev, "Unsupported smu firmware version %d.%d\n",
version_major, version_minor);
return -EINVAL;
}
switch (version_minor) {
case 0:
ret = smu_v15_0_set_pptable_v2_0(smu, table, size);
break;
case 1:
ret = smu_v15_0_set_pptable_v2_1(smu, table, size, pptable_id);
break;
default:
ret = -EINVAL;
break;
}
return ret;
}
int smu_v15_0_setup_pptable(struct smu_context *smu)
{
struct amdgpu_device *adev = smu->adev;
@@ -329,7 +248,7 @@ int smu_v15_0_setup_pptable(struct smu_context *smu)
if ((amdgpu_sriov_vf(adev) || !pptable_id) && (amdgpu_emu_mode != 1))
ret = smu_v15_0_get_pptable_from_vbios(smu, &table, &size);
else
ret = smu_v15_0_get_pptable_from_firmware(smu, &table, &size, pptable_id);
ret = smu_cmn_get_pptable_from_firmware(smu, &table, &size, pptable_id);
if (ret)
return ret;