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drm/amdgpu: enable pp_od_clk_voltage for gfx 9.4.3 SRIOV

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v1:
enabel pp_od_clk_voltage node for gfx 9.4.3 SRIOV and BM.

v2:
add onevf check for gfx 9.4.3

v3:
refine code check order to make function clearly.

Signed-off-by: Yang Wang <kevinyang.wang@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Yang Wang
2024-02-28 11:10:54 +08:00
committed by Alex Deucher
parent 1cb96a8a59
commit 98a936c395
1 changed files with 27 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files
drivers/gpu/drm/amd/pm/amdgpu_pm.c
+27 -5
View File
@@ -2034,6 +2034,31 @@ static int ss_bias_attr_update(struct amdgpu_device *adev, struct amdgpu_device_
return 0;
}
static int pp_od_clk_voltage_attr_update(struct amdgpu_device *adev, struct amdgpu_device_attr *attr,
uint32_t mask, enum amdgpu_device_attr_states *states)
{
uint32_t gc_ver = amdgpu_ip_version(adev, GC_HWIP, 0);
*states = ATTR_STATE_SUPPORTED;
if (!amdgpu_dpm_is_overdrive_supported(adev)) {
*states = ATTR_STATE_UNSUPPORTED;
return 0;
}
/* Enable pp_od_clk_voltage node for gc 9.4.3 SRIOV/BM support */
if (gc_ver == IP_VERSION(9, 4, 3)) {
if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
*states = ATTR_STATE_UNSUPPORTED;
return 0;
}
if (!(attr->flags & mask))
*states = ATTR_STATE_UNSUPPORTED;
return 0;
}
/* Following items will be read out to indicate current plpd policy:
* - -1: none
* - 0: disallow
@@ -2118,7 +2143,8 @@ static struct amdgpu_device_attr amdgpu_device_attrs[] = {
AMDGPU_DEVICE_ATTR_RW(pp_sclk_od, ATTR_FLAG_BASIC),
AMDGPU_DEVICE_ATTR_RW(pp_mclk_od, ATTR_FLAG_BASIC),
AMDGPU_DEVICE_ATTR_RW(pp_power_profile_mode, ATTR_FLAG_BASIC|ATTR_FLAG_ONEVF),
AMDGPU_DEVICE_ATTR_RW(pp_od_clk_voltage, ATTR_FLAG_BASIC),
AMDGPU_DEVICE_ATTR_RW(pp_od_clk_voltage, ATTR_FLAG_BASIC,
.attr_update = pp_od_clk_voltage_attr_update),
AMDGPU_DEVICE_ATTR_RO(gpu_busy_percent, ATTR_FLAG_BASIC|ATTR_FLAG_ONEVF),
AMDGPU_DEVICE_ATTR_RO(mem_busy_percent, ATTR_FLAG_BASIC|ATTR_FLAG_ONEVF),
AMDGPU_DEVICE_ATTR_RO(pcie_bw, ATTR_FLAG_BASIC),
@@ -2163,10 +2189,6 @@ static int default_attr_update(struct amdgpu_device *adev, struct amdgpu_device_
} else if (DEVICE_ATTR_IS(pp_dpm_fclk)) {
if (mp1_ver < IP_VERSION(10, 0, 0))
*states = ATTR_STATE_UNSUPPORTED;
} else if (DEVICE_ATTR_IS(pp_od_clk_voltage)) {
*states = ATTR_STATE_UNSUPPORTED;
if (amdgpu_dpm_is_overdrive_supported(adev))
*states = ATTR_STATE_SUPPORTED;
} else if (DEVICE_ATTR_IS(mem_busy_percent)) {
if ((adev->flags & AMD_IS_APU &&
gc_ver != IP_VERSION(9, 4, 3)) ||