[PATCH] drm/amd/powerplay: enable pp one vf mode for vega10
Alex Deucher
alexdeucher at gmail.com
Tue Dec 10 17:37:28 UTC 2019
() On Tue, Dec 10, 2019 at 4:36 AM Yintian Tao <yttao at amd.com> wrote:
>
> Originally, due to the restriction from PSP and SMU, VF has
> to send message to hypervisor driver to handle powerplay
> change which is complicated and redundant. Currently, SMU
> and PSP can support VF to directly handle powerplay
> change by itself. Therefore, the old code about the handshake
> between VF and PF to handle powerplay will be removed and VF
> will use new the registers below to handshake with SMU.
> mmMP1_SMN_C2PMSG_101: register to handle SMU message
> mmMP1_SMN_C2PMSG_102: register to handle SMU parameter
> mmMP1_SMN_C2PMSG_103: register to handle SMU response
>
> v2: remove module parameter pp_one_vf
> v3: fix the parens
> v4: forbid vf to change smu feature
>
> Signed-off-by: Yintian Tao <yttao at amd.com>
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 16 +-
> drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | 4 -
> drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c | 235 +++++++++++++-----
> drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c | 51 ----
> drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h | 14 +-
> drivers/gpu/drm/amd/amdgpu/mxgpu_ai.c | 78 ------
> drivers/gpu/drm/amd/amdgpu/mxgpu_ai.h | 4 -
> drivers/gpu/drm/amd/amdgpu/soc15.c | 8 +-
> drivers/gpu/drm/amd/powerplay/amd_powerplay.c | 4 +-
> .../drm/amd/powerplay/hwmgr/hardwaremanager.c | 15 +-
> drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c | 16 ++
> drivers/gpu/drm/amd/powerplay/hwmgr/pp_psm.c | 30 +--
> .../drm/amd/powerplay/hwmgr/vega10_hwmgr.c | 162 ++++++++----
> drivers/gpu/drm/amd/powerplay/inc/hwmgr.h | 1 +
> .../drm/amd/powerplay/smumgr/smu9_smumgr.c | 56 ++++-
> .../drm/amd/powerplay/smumgr/vega10_smumgr.c | 14 ++
> 16 files changed, 406 insertions(+), 302 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> index b9ca7e728d3e..465156a12d88 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> @@ -1880,6 +1880,9 @@ static int amdgpu_device_ip_init(struct amdgpu_device *adev)
> }
> }
>
> + if (amdgpu_sriov_vf(adev))
> + amdgpu_virt_init_data_exchange(adev);
> +
> r = amdgpu_ib_pool_init(adev);
> if (r) {
> dev_err(adev->dev, "IB initialization failed (%d).\n", r);
> @@ -1921,11 +1924,8 @@ static int amdgpu_device_ip_init(struct amdgpu_device *adev)
> amdgpu_amdkfd_device_init(adev);
>
> init_failed:
> - if (amdgpu_sriov_vf(adev)) {
> - if (!r)
> - amdgpu_virt_init_data_exchange(adev);
> + if (amdgpu_sriov_vf(adev))
> amdgpu_virt_release_full_gpu(adev, true);
> - }
>
> return r;
> }
> @@ -2819,7 +2819,6 @@ int amdgpu_device_init(struct amdgpu_device *adev,
> mutex_init(&adev->virt.vf_errors.lock);
> hash_init(adev->mn_hash);
> mutex_init(&adev->lock_reset);
> - mutex_init(&adev->virt.dpm_mutex);
> mutex_init(&adev->psp.mutex);
>
> r = amdgpu_device_check_arguments(adev);
> @@ -3040,9 +3039,6 @@ int amdgpu_device_init(struct amdgpu_device *adev,
>
> amdgpu_fbdev_init(adev);
>
> - if (amdgpu_sriov_vf(adev) && amdgim_is_hwperf(adev))
> - amdgpu_pm_virt_sysfs_init(adev);
> -
> r = amdgpu_pm_sysfs_init(adev);
> if (r) {
> adev->pm_sysfs_en = false;
> @@ -3187,8 +3183,6 @@ void amdgpu_device_fini(struct amdgpu_device *adev)
> iounmap(adev->rmmio);
> adev->rmmio = NULL;
> amdgpu_device_doorbell_fini(adev);
> - if (amdgpu_sriov_vf(adev) && amdgim_is_hwperf(adev))
> - amdgpu_pm_virt_sysfs_fini(adev);
>
> amdgpu_debugfs_regs_cleanup(adev);
> device_remove_file(adev->dev, &dev_attr_pcie_replay_count);
> @@ -3669,6 +3663,7 @@ static int amdgpu_device_reset_sriov(struct amdgpu_device *adev,
> if (r)
> goto error;
>
> + amdgpu_virt_init_data_exchange(adev);
> /* we need recover gart prior to run SMC/CP/SDMA resume */
> amdgpu_gtt_mgr_recover(&adev->mman.bdev.man[TTM_PL_TT]);
>
> @@ -3686,7 +3681,6 @@ static int amdgpu_device_reset_sriov(struct amdgpu_device *adev,
> amdgpu_amdkfd_post_reset(adev);
>
> error:
> - amdgpu_virt_init_data_exchange(adev);
> amdgpu_virt_release_full_gpu(adev, true);
> if (!r && adev->virt.gim_feature & AMDGIM_FEATURE_GIM_FLR_VRAMLOST) {
> amdgpu_inc_vram_lost(adev);
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
> index 5ec1415d1755..3a0ea9096498 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
> @@ -703,10 +703,6 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file
> if (adev->pm.dpm_enabled) {
> dev_info.max_engine_clock = amdgpu_dpm_get_sclk(adev, false) * 10;
> dev_info.max_memory_clock = amdgpu_dpm_get_mclk(adev, false) * 10;
> - } else if (amdgpu_sriov_vf(adev) && amdgim_is_hwperf(adev) &&
> - adev->virt.ops->get_pp_clk) {
> - dev_info.max_engine_clock = amdgpu_virt_get_sclk(adev, false) * 10;
> - dev_info.max_memory_clock = amdgpu_virt_get_mclk(adev, false) * 10;
> } else {
> dev_info.max_engine_clock = adev->clock.default_sclk * 10;
> dev_info.max_memory_clock = adev->clock.default_mclk * 10;
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
> index 0c7324bc31a7..2e11b7afe568 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
> @@ -159,6 +159,9 @@ static ssize_t amdgpu_get_dpm_state(struct device *dev,
> struct amdgpu_device *adev = ddev->dev_private;
> enum amd_pm_state_type pm;
>
> + if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
> + return 0;
> +
> if (is_support_sw_smu(adev)) {
> if (adev->smu.ppt_funcs->get_current_power_state)
> pm = smu_get_current_power_state(&adev->smu);
> @@ -184,6 +187,9 @@ static ssize_t amdgpu_set_dpm_state(struct device *dev,
> struct amdgpu_device *adev = ddev->dev_private;
> enum amd_pm_state_type state;
>
> + if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
> + return -EINVAL;
> +
> if (strncmp("battery", buf, strlen("battery")) == 0)
> state = POWER_STATE_TYPE_BATTERY;
> else if (strncmp("balanced", buf, strlen("balanced")) == 0)
> @@ -283,7 +289,7 @@ static ssize_t amdgpu_get_dpm_forced_performance_level(struct device *dev,
> struct amdgpu_device *adev = ddev->dev_private;
> enum amd_dpm_forced_level level = 0xff;
>
> - if (amdgpu_sriov_vf(adev))
> + if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
> return 0;
>
> if ((adev->flags & AMD_IS_PX) &&
> @@ -320,6 +326,9 @@ static ssize_t amdgpu_set_dpm_forced_performance_level(struct device *dev,
> enum amd_dpm_forced_level current_level = 0xff;
> int ret = 0;
>
> + if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
> + return -EINVAL;
> +
> /* Can't force performance level when the card is off */
> if ((adev->flags & AMD_IS_PX) &&
> (ddev->switch_power_state != DRM_SWITCH_POWER_ON))
> @@ -348,19 +357,6 @@ static ssize_t amdgpu_set_dpm_forced_performance_level(struct device *dev,
> goto fail;
> }
>
> - /* handle sriov case here */
> - if (amdgpu_sriov_vf(adev)) {
> - if (amdgim_is_hwperf(adev) &&
> - adev->virt.ops->force_dpm_level) {
> - mutex_lock(&adev->pm.mutex);
> - adev->virt.ops->force_dpm_level(adev, level);
> - mutex_unlock(&adev->pm.mutex);
> - return count;
> - } else {
> - return -EINVAL;
> - }
> - }
> -
> if (is_support_sw_smu(adev))
> current_level = smu_get_performance_level(&adev->smu);
> else if (adev->powerplay.pp_funcs->get_performance_level)
> @@ -440,6 +436,9 @@ static ssize_t amdgpu_get_pp_cur_state(struct device *dev,
> enum amd_pm_state_type pm = 0;
> int i = 0, ret = 0;
>
> + if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
> + return 0;
> +
> if (is_support_sw_smu(adev)) {
> pm = smu_get_current_power_state(smu);
> ret = smu_get_power_num_states(smu, &data);
> @@ -469,6 +468,9 @@ static ssize_t amdgpu_get_pp_force_state(struct device *dev,
> struct drm_device *ddev = dev_get_drvdata(dev);
> struct amdgpu_device *adev = ddev->dev_private;
>
> + if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
> + return 0;
> +
> if (adev->pp_force_state_enabled)
> return amdgpu_get_pp_cur_state(dev, attr, buf);
> else
> @@ -486,6 +488,9 @@ static ssize_t amdgpu_set_pp_force_state(struct device *dev,
> unsigned long idx;
> int ret;
>
> + if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
> + return -EINVAL;
> +
> if (strlen(buf) == 1)
> adev->pp_force_state_enabled = false;
> else if (is_support_sw_smu(adev))
> @@ -535,6 +540,9 @@ static ssize_t amdgpu_get_pp_table(struct device *dev,
> char *table = NULL;
> int size;
>
> + if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
> + return 0;
> +
> if (is_support_sw_smu(adev)) {
> size = smu_sys_get_pp_table(&adev->smu, (void **)&table);
> if (size < 0)
> @@ -562,6 +570,9 @@ static ssize_t amdgpu_set_pp_table(struct device *dev,
> struct amdgpu_device *adev = ddev->dev_private;
> int ret = 0;
>
> + if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
> + return -EINVAL;
> +
> if (is_support_sw_smu(adev)) {
> ret = smu_sys_set_pp_table(&adev->smu, (void *)buf, count);
> if (ret)
> @@ -654,6 +665,9 @@ static ssize_t amdgpu_set_pp_od_clk_voltage(struct device *dev,
> const char delimiter[3] = {' ', '\n', '\0'};
> uint32_t type;
>
> + if (amdgpu_sriov_vf(adev))
> + return -EINVAL;
> +
> if (count > 127)
> return -EINVAL;
>
> @@ -726,6 +740,9 @@ static ssize_t amdgpu_get_pp_od_clk_voltage(struct device *dev,
> struct amdgpu_device *adev = ddev->dev_private;
> uint32_t size = 0;
>
> + if (amdgpu_sriov_vf(adev))
> + return 0;
> +
> if (is_support_sw_smu(adev)) {
> size = smu_print_clk_levels(&adev->smu, SMU_OD_SCLK, buf);
> size += smu_print_clk_levels(&adev->smu, SMU_OD_MCLK, buf+size);
> @@ -770,6 +787,9 @@ static ssize_t amdgpu_set_pp_feature_status(struct device *dev,
> uint64_t featuremask;
> int ret;
>
> + if (amdgpu_sriov_vf(adev))
> + return -EINVAL;
> +
> ret = kstrtou64(buf, 0, &featuremask);
> if (ret)
> return -EINVAL;
> @@ -796,6 +816,9 @@ static ssize_t amdgpu_get_pp_feature_status(struct device *dev,
> struct drm_device *ddev = dev_get_drvdata(dev);
> struct amdgpu_device *adev = ddev->dev_private;
>
> + if (amdgpu_sriov_vf(adev))
> + return 0;
> +
> if (is_support_sw_smu(adev)) {
> return smu_sys_get_pp_feature_mask(&adev->smu, buf);
> } else if (adev->powerplay.pp_funcs->get_ppfeature_status)
> @@ -841,9 +864,8 @@ static ssize_t amdgpu_get_pp_dpm_sclk(struct device *dev,
> struct drm_device *ddev = dev_get_drvdata(dev);
> struct amdgpu_device *adev = ddev->dev_private;
>
> - if (amdgpu_sriov_vf(adev) && amdgim_is_hwperf(adev) &&
> - adev->virt.ops->get_pp_clk)
> - return adev->virt.ops->get_pp_clk(adev, PP_SCLK, buf);
> + if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
> + return 0;
>
> if (is_support_sw_smu(adev))
> return smu_print_clk_levels(&adev->smu, SMU_SCLK, buf);
> @@ -899,8 +921,8 @@ static ssize_t amdgpu_set_pp_dpm_sclk(struct device *dev,
> int ret;
> uint32_t mask = 0;
>
> - if (amdgpu_sriov_vf(adev))
> - return 0;
> + if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
> + return -EINVAL;
>
> ret = amdgpu_read_mask(buf, count, &mask);
> if (ret)
> @@ -924,9 +946,8 @@ static ssize_t amdgpu_get_pp_dpm_mclk(struct device *dev,
> struct drm_device *ddev = dev_get_drvdata(dev);
> struct amdgpu_device *adev = ddev->dev_private;
>
> - if (amdgpu_sriov_vf(adev) && amdgim_is_hwperf(adev) &&
> - adev->virt.ops->get_pp_clk)
> - return adev->virt.ops->get_pp_clk(adev, PP_MCLK, buf);
> + if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
> + return 0;
>
> if (is_support_sw_smu(adev))
> return smu_print_clk_levels(&adev->smu, SMU_MCLK, buf);
> @@ -946,8 +967,8 @@ static ssize_t amdgpu_set_pp_dpm_mclk(struct device *dev,
> int ret;
> uint32_t mask = 0;
>
> - if (amdgpu_sriov_vf(adev))
> - return 0;
> + if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
> + return -EINVAL;
>
> ret = amdgpu_read_mask(buf, count, &mask);
> if (ret)
> @@ -971,6 +992,9 @@ static ssize_t amdgpu_get_pp_dpm_socclk(struct device *dev,
> struct drm_device *ddev = dev_get_drvdata(dev);
> struct amdgpu_device *adev = ddev->dev_private;
>
> + if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
> + return 0;
> +
> if (is_support_sw_smu(adev))
> return smu_print_clk_levels(&adev->smu, SMU_SOCCLK, buf);
> else if (adev->powerplay.pp_funcs->print_clock_levels)
> @@ -989,6 +1013,9 @@ static ssize_t amdgpu_set_pp_dpm_socclk(struct device *dev,
> int ret;
> uint32_t mask = 0;
>
> + if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
> + return -EINVAL;
> +
> ret = amdgpu_read_mask(buf, count, &mask);
> if (ret)
> return ret;
> @@ -1011,6 +1038,9 @@ static ssize_t amdgpu_get_pp_dpm_fclk(struct device *dev,
> struct drm_device *ddev = dev_get_drvdata(dev);
> struct amdgpu_device *adev = ddev->dev_private;
>
> + if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
> + return 0;
> +
> if (is_support_sw_smu(adev))
> return smu_print_clk_levels(&adev->smu, SMU_FCLK, buf);
> else if (adev->powerplay.pp_funcs->print_clock_levels)
> @@ -1029,6 +1059,9 @@ static ssize_t amdgpu_set_pp_dpm_fclk(struct device *dev,
> int ret;
> uint32_t mask = 0;
>
> + if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
> + return -EINVAL;
> +
> ret = amdgpu_read_mask(buf, count, &mask);
> if (ret)
> return ret;
> @@ -1051,6 +1084,9 @@ static ssize_t amdgpu_get_pp_dpm_dcefclk(struct device *dev,
> struct drm_device *ddev = dev_get_drvdata(dev);
> struct amdgpu_device *adev = ddev->dev_private;
>
> + if (amdgpu_sriov_vf(adev))
> + return 0;
> +
> if (is_support_sw_smu(adev))
> return smu_print_clk_levels(&adev->smu, SMU_DCEFCLK, buf);
> else if (adev->powerplay.pp_funcs->print_clock_levels)
> @@ -1069,6 +1105,9 @@ static ssize_t amdgpu_set_pp_dpm_dcefclk(struct device *dev,
> int ret;
> uint32_t mask = 0;
>
> + if (amdgpu_sriov_vf(adev))
> + return -EINVAL;
> +
> ret = amdgpu_read_mask(buf, count, &mask);
> if (ret)
> return ret;
> @@ -1091,6 +1130,9 @@ static ssize_t amdgpu_get_pp_dpm_pcie(struct device *dev,
> struct drm_device *ddev = dev_get_drvdata(dev);
> struct amdgpu_device *adev = ddev->dev_private;
>
> + if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
> + return 0;
> +
> if (is_support_sw_smu(adev))
> return smu_print_clk_levels(&adev->smu, SMU_PCIE, buf);
> else if (adev->powerplay.pp_funcs->print_clock_levels)
> @@ -1109,6 +1151,9 @@ static ssize_t amdgpu_set_pp_dpm_pcie(struct device *dev,
> int ret;
> uint32_t mask = 0;
>
> + if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
> + return -EINVAL;
> +
> ret = amdgpu_read_mask(buf, count, &mask);
> if (ret)
> return ret;
> @@ -1132,6 +1177,9 @@ static ssize_t amdgpu_get_pp_sclk_od(struct device *dev,
> struct amdgpu_device *adev = ddev->dev_private;
> uint32_t value = 0;
>
> + if (amdgpu_sriov_vf(adev))
> + return 0;
> +
> if (is_support_sw_smu(adev))
> value = smu_get_od_percentage(&(adev->smu), SMU_OD_SCLK);
> else if (adev->powerplay.pp_funcs->get_sclk_od)
> @@ -1150,6 +1198,9 @@ static ssize_t amdgpu_set_pp_sclk_od(struct device *dev,
> int ret;
> long int value;
>
> + if (amdgpu_sriov_vf(adev))
> + return -EINVAL;
> +
> ret = kstrtol(buf, 0, &value);
>
> if (ret) {
> @@ -1183,6 +1234,9 @@ static ssize_t amdgpu_get_pp_mclk_od(struct device *dev,
> struct amdgpu_device *adev = ddev->dev_private;
> uint32_t value = 0;
>
> + if (amdgpu_sriov_vf(adev))
> + return 0;
> +
> if (is_support_sw_smu(adev))
> value = smu_get_od_percentage(&(adev->smu), SMU_OD_MCLK);
> else if (adev->powerplay.pp_funcs->get_mclk_od)
> @@ -1201,6 +1255,9 @@ static ssize_t amdgpu_set_pp_mclk_od(struct device *dev,
> int ret;
> long int value;
>
> + if (amdgpu_sriov_vf(adev))
> + return 0;
> +
> ret = kstrtol(buf, 0, &value);
>
> if (ret) {
> @@ -1253,6 +1310,9 @@ static ssize_t amdgpu_get_pp_power_profile_mode(struct device *dev,
> struct drm_device *ddev = dev_get_drvdata(dev);
> struct amdgpu_device *adev = ddev->dev_private;
>
> + if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
> + return 0;
> +
> if (is_support_sw_smu(adev))
> return smu_get_power_profile_mode(&adev->smu, buf);
> else if (adev->powerplay.pp_funcs->get_power_profile_mode)
> @@ -1285,6 +1345,9 @@ static ssize_t amdgpu_set_pp_power_profile_mode(struct device *dev,
> if (ret)
> goto fail;
>
> + if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
> + return -EINVAL;
> +
> if (profile_mode == PP_SMC_POWER_PROFILE_CUSTOM) {
> if (count < 2 || count > 127)
> return -EINVAL;
> @@ -1331,6 +1394,9 @@ static ssize_t amdgpu_get_busy_percent(struct device *dev,
> struct amdgpu_device *adev = ddev->dev_private;
> int r, value, size = sizeof(value);
>
> + if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
> + return 0;
> +
> /* read the IP busy sensor */
> r = amdgpu_dpm_read_sensor(adev, AMDGPU_PP_SENSOR_GPU_LOAD,
> (void *)&value, &size);
> @@ -1357,6 +1423,9 @@ static ssize_t amdgpu_get_memory_busy_percent(struct device *dev,
> struct amdgpu_device *adev = ddev->dev_private;
> int r, value, size = sizeof(value);
>
> + if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
> + return 0;
> +
> /* read the IP busy sensor */
> r = amdgpu_dpm_read_sensor(adev, AMDGPU_PP_SENSOR_MEM_LOAD,
> (void *)&value, &size);
> @@ -1387,6 +1456,9 @@ static ssize_t amdgpu_get_pcie_bw(struct device *dev,
> struct amdgpu_device *adev = ddev->dev_private;
> uint64_t count0, count1;
>
> + if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
> + return 0;
> +
> amdgpu_asic_get_pcie_usage(adev, &count0, &count1);
> return snprintf(buf, PAGE_SIZE, "%llu %llu %i\n",
> count0, count1, pcie_get_mps(adev->pdev));
> @@ -1409,6 +1481,9 @@ static ssize_t amdgpu_get_unique_id(struct device *dev,
> struct drm_device *ddev = dev_get_drvdata(dev);
> struct amdgpu_device *adev = ddev->dev_private;
>
> + if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
> + return 0;
> +
> if (adev->unique_id)
> return snprintf(buf, PAGE_SIZE, "%016llx\n", adev->unique_id);
>
> @@ -1476,6 +1551,9 @@ static ssize_t amdgpu_hwmon_show_temp(struct device *dev,
> int channel = to_sensor_dev_attr(attr)->index;
> int r, temp = 0, size = sizeof(temp);
>
> + if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
> + return 0;
> +
> /* Can't get temperature when the card is off */
> if ((adev->flags & AMD_IS_PX) &&
> (ddev->switch_power_state != DRM_SWITCH_POWER_ON))
> @@ -1519,6 +1597,9 @@ static ssize_t amdgpu_hwmon_show_temp_thresh(struct device *dev,
> int hyst = to_sensor_dev_attr(attr)->index;
> int temp;
>
> + if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
> + return 0;
> +
> if (hyst)
> temp = adev->pm.dpm.thermal.min_temp;
> else
> @@ -1535,6 +1616,9 @@ static ssize_t amdgpu_hwmon_show_hotspot_temp_thresh(struct device *dev,
> int hyst = to_sensor_dev_attr(attr)->index;
> int temp;
>
> + if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
> + return 0;
> +
> if (hyst)
> temp = adev->pm.dpm.thermal.min_hotspot_temp;
> else
> @@ -1551,6 +1635,9 @@ static ssize_t amdgpu_hwmon_show_mem_temp_thresh(struct device *dev,
> int hyst = to_sensor_dev_attr(attr)->index;
> int temp;
>
> + if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
> + return 0;
> +
> if (hyst)
> temp = adev->pm.dpm.thermal.min_mem_temp;
> else
> @@ -1564,6 +1651,10 @@ static ssize_t amdgpu_hwmon_show_temp_label(struct device *dev,
> char *buf)
> {
> int channel = to_sensor_dev_attr(attr)->index;
> + struct amdgpu_device *adev = dev_get_drvdata(dev);
> +
> + if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
> + return 0;
>
> if (channel >= PP_TEMP_MAX)
> return -EINVAL;
> @@ -1579,6 +1670,9 @@ static ssize_t amdgpu_hwmon_show_temp_emergency(struct device *dev,
> int channel = to_sensor_dev_attr(attr)->index;
> int temp = 0;
>
> + if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
> + return 0;
> +
> if (channel >= PP_TEMP_MAX)
> return -EINVAL;
>
> @@ -1603,6 +1697,10 @@ static ssize_t amdgpu_hwmon_get_pwm1_enable(struct device *dev,
> {
> struct amdgpu_device *adev = dev_get_drvdata(dev);
> u32 pwm_mode = 0;
> +
> + if (amdgpu_sriov_vf(adev))
> + return -EINVAL;
> +
> if (is_support_sw_smu(adev)) {
> pwm_mode = smu_get_fan_control_mode(&adev->smu);
> } else {
> @@ -1624,6 +1722,9 @@ static ssize_t amdgpu_hwmon_set_pwm1_enable(struct device *dev,
> int err;
> int value;
>
> + if (amdgpu_sriov_vf(adev))
> + return -EINVAL;
> +
> /* Can't adjust fan when the card is off */
> if ((adev->flags & AMD_IS_PX) &&
> (adev->ddev->switch_power_state != DRM_SWITCH_POWER_ON))
> @@ -1668,6 +1769,9 @@ static ssize_t amdgpu_hwmon_set_pwm1(struct device *dev,
> u32 value;
> u32 pwm_mode;
>
> + if (amdgpu_sriov_vf(adev))
> + return -EINVAL;
> +
> /* Can't adjust fan when the card is off */
> if ((adev->flags & AMD_IS_PX) &&
> (adev->ddev->switch_power_state != DRM_SWITCH_POWER_ON))
> @@ -1708,6 +1812,9 @@ static ssize_t amdgpu_hwmon_get_pwm1(struct device *dev,
> int err;
> u32 speed = 0;
>
> + if (amdgpu_sriov_vf(adev))
> + return 0;
> +
> /* Can't adjust fan when the card is off */
> if ((adev->flags & AMD_IS_PX) &&
> (adev->ddev->switch_power_state != DRM_SWITCH_POWER_ON))
> @@ -1736,6 +1843,9 @@ static ssize_t amdgpu_hwmon_get_fan1_input(struct device *dev,
> int err;
> u32 speed = 0;
>
> + if (amdgpu_sriov_vf(adev))
> + return 0;
> +
> /* Can't adjust fan when the card is off */
> if ((adev->flags & AMD_IS_PX) &&
> (adev->ddev->switch_power_state != DRM_SWITCH_POWER_ON))
> @@ -1780,6 +1890,9 @@ static ssize_t amdgpu_hwmon_get_fan1_max(struct device *dev,
> u32 size = sizeof(max_rpm);
> int r;
>
> + if (amdgpu_sriov_vf(adev))
> + return 0;
> +
> r = amdgpu_dpm_read_sensor(adev, AMDGPU_PP_SENSOR_MAX_FAN_RPM,
> (void *)&max_rpm, &size);
> if (r)
> @@ -1796,6 +1909,9 @@ static ssize_t amdgpu_hwmon_get_fan1_target(struct device *dev,
> int err;
> u32 rpm = 0;
>
> + if (amdgpu_sriov_vf(adev))
> + return 0;
> +
> /* Can't adjust fan when the card is off */
> if ((adev->flags & AMD_IS_PX) &&
> (adev->ddev->switch_power_state != DRM_SWITCH_POWER_ON))
> @@ -1823,6 +1939,9 @@ static ssize_t amdgpu_hwmon_set_fan1_target(struct device *dev,
> u32 value;
> u32 pwm_mode;
>
> + if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
> + return -EINVAL;
> +
> if (is_support_sw_smu(adev))
> pwm_mode = smu_get_fan_control_mode(&adev->smu);
> else
> @@ -1860,6 +1979,9 @@ static ssize_t amdgpu_hwmon_get_fan1_enable(struct device *dev,
> struct amdgpu_device *adev = dev_get_drvdata(dev);
> u32 pwm_mode = 0;
>
> + if (amdgpu_sriov_vf(adev))
> + return 0;
> +
> if (is_support_sw_smu(adev)) {
> pwm_mode = smu_get_fan_control_mode(&adev->smu);
> } else {
> @@ -1881,6 +2003,9 @@ static ssize_t amdgpu_hwmon_set_fan1_enable(struct device *dev,
> int value;
> u32 pwm_mode;
>
> + if (amdgpu_sriov_vf(adev))
> + return -EINVAL;
> +
> /* Can't adjust fan when the card is off */
> if ((adev->flags & AMD_IS_PX) &&
> (adev->ddev->switch_power_state != DRM_SWITCH_POWER_ON))
> @@ -1918,6 +2043,9 @@ static ssize_t amdgpu_hwmon_show_vddgfx(struct device *dev,
> u32 vddgfx;
> int r, size = sizeof(vddgfx);
>
> + if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
> + return 0;
> +
> /* Can't get voltage when the card is off */
> if ((adev->flags & AMD_IS_PX) &&
> (ddev->switch_power_state != DRM_SWITCH_POWER_ON))
> @@ -1948,6 +2076,9 @@ static ssize_t amdgpu_hwmon_show_vddnb(struct device *dev,
> u32 vddnb;
> int r, size = sizeof(vddnb);
>
> + if (amdgpu_sriov_vf(adev))
> + return 0;
> +
> /* only APUs have vddnb */
> if (!(adev->flags & AMD_IS_APU))
> return -EINVAL;
> @@ -1983,6 +2114,9 @@ static ssize_t amdgpu_hwmon_show_power_avg(struct device *dev,
> int r, size = sizeof(u32);
> unsigned uw;
>
> + if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
> + return 0;
> +
> /* Can't get power when the card is off */
> if ((adev->flags & AMD_IS_PX) &&
> (ddev->switch_power_state != DRM_SWITCH_POWER_ON))
> @@ -2014,6 +2148,9 @@ static ssize_t amdgpu_hwmon_show_power_cap_max(struct device *dev,
> struct amdgpu_device *adev = dev_get_drvdata(dev);
> uint32_t limit = 0;
>
> + if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
> + return 0;
> +
> if (is_support_sw_smu(adev)) {
> smu_get_power_limit(&adev->smu, &limit, true, true);
> return snprintf(buf, PAGE_SIZE, "%u\n", limit * 1000000);
> @@ -2032,6 +2169,9 @@ static ssize_t amdgpu_hwmon_show_power_cap(struct device *dev,
> struct amdgpu_device *adev = dev_get_drvdata(dev);
> uint32_t limit = 0;
>
> + if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
> + return 0;
> +
> if (is_support_sw_smu(adev)) {
> smu_get_power_limit(&adev->smu, &limit, false, true);
> return snprintf(buf, PAGE_SIZE, "%u\n", limit * 1000000);
> @@ -2053,6 +2193,9 @@ static ssize_t amdgpu_hwmon_set_power_cap(struct device *dev,
> int err;
> u32 value;
>
> + if (amdgpu_sriov_vf(adev))
> + return -EINVAL;
> +
> err = kstrtou32(buf, 10, &value);
> if (err)
> return err;
> @@ -2082,6 +2225,9 @@ static ssize_t amdgpu_hwmon_show_sclk(struct device *dev,
> uint32_t sclk;
> int r, size = sizeof(sclk);
>
> + if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
> + return 0;
> +
> /* Can't get voltage when the card is off */
> if ((adev->flags & AMD_IS_PX) &&
> (ddev->switch_power_state != DRM_SWITCH_POWER_ON))
> @@ -2112,6 +2258,9 @@ static ssize_t amdgpu_hwmon_show_mclk(struct device *dev,
> uint32_t mclk;
> int r, size = sizeof(mclk);
>
> + if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev))
> + return 0;
> +
You might also want to just hide some of these files on sr-iov. See
hwmon_attributes_visible() in amdgpu_pm.c.
> /* Can't get voltage when the card is off */
> if ((adev->flags & AMD_IS_PX) &&
> (ddev->switch_power_state != DRM_SWITCH_POWER_ON))
> @@ -2730,44 +2879,6 @@ void amdgpu_dpm_enable_jpeg(struct amdgpu_device *adev, bool enable)
> }
> }
>
> -int amdgpu_pm_virt_sysfs_init(struct amdgpu_device *adev)
> -{
> - int ret = 0;
> -
> - if (!(amdgpu_sriov_vf(adev) && amdgim_is_hwperf(adev)))
> - return ret;
> -
> - ret = device_create_file(adev->dev, &dev_attr_pp_dpm_sclk);
> - if (ret) {
> - DRM_ERROR("failed to create device file pp_dpm_sclk\n");
> - return ret;
> - }
> -
> - ret = device_create_file(adev->dev, &dev_attr_pp_dpm_mclk);
> - if (ret) {
> - DRM_ERROR("failed to create device file pp_dpm_mclk\n");
> - return ret;
> - }
> -
> - ret = device_create_file(adev->dev, &dev_attr_power_dpm_force_performance_level);
> - if (ret) {
> - DRM_ERROR("failed to create device file for dpm state\n");
> - return ret;
> - }
> -
> - return ret;
> -}
> -
> -void amdgpu_pm_virt_sysfs_fini(struct amdgpu_device *adev)
> -{
> - if (!(amdgpu_sriov_vf(adev) && amdgim_is_hwperf(adev)))
> - return;
> -
> - device_remove_file(adev->dev, &dev_attr_power_dpm_force_performance_level);
> - device_remove_file(adev->dev, &dev_attr_pp_dpm_sclk);
> - device_remove_file(adev->dev, &dev_attr_pp_dpm_mclk);
> -}
> -
> int amdgpu_pm_load_smu_firmware(struct amdgpu_device *adev, uint32_t *smu_version)
> {
> int r;
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
> index e32ae906d797..103033f96f13 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
> @@ -379,54 +379,3 @@ void amdgpu_virt_init_data_exchange(struct amdgpu_device *adev)
> }
> }
> }
> -
> -static uint32_t parse_clk(char *buf, bool min)
> -{
> - char *ptr = buf;
> - uint32_t clk = 0;
> -
> - do {
> - ptr = strchr(ptr, ':');
> - if (!ptr)
> - break;
> - ptr+=2;
> - if (kstrtou32(ptr, 10, &clk))
> - return 0;
> - } while (!min);
> -
> - return clk * 100;
> -}
> -
> -uint32_t amdgpu_virt_get_sclk(struct amdgpu_device *adev, bool lowest)
> -{
> - char *buf = NULL;
> - uint32_t clk = 0;
> -
> - buf = kzalloc(PAGE_SIZE, GFP_KERNEL);
> - if (!buf)
> - return -ENOMEM;
> -
> - adev->virt.ops->get_pp_clk(adev, PP_SCLK, buf);
> - clk = parse_clk(buf, lowest);
> -
> - kfree(buf);
> -
> - return clk;
> -}
> -
> -uint32_t amdgpu_virt_get_mclk(struct amdgpu_device *adev, bool lowest)
> -{
> - char *buf = NULL;
> - uint32_t clk = 0;
> -
> - buf = kzalloc(PAGE_SIZE, GFP_KERNEL);
> - if (!buf)
> - return -ENOMEM;
> -
> - adev->virt.ops->get_pp_clk(adev, PP_MCLK, buf);
> - clk = parse_clk(buf, lowest);
> -
> - kfree(buf);
> -
> - return clk;
> -}
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h
> index b0b2bdc750df..4d1ac7612967 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h
> @@ -57,8 +57,6 @@ struct amdgpu_virt_ops {
> int (*reset_gpu)(struct amdgpu_device *adev);
> int (*wait_reset)(struct amdgpu_device *adev);
> void (*trans_msg)(struct amdgpu_device *adev, u32 req, u32 data1, u32 data2, u32 data3);
> - int (*get_pp_clk)(struct amdgpu_device *adev, u32 type, char *buf);
> - int (*force_dpm_level)(struct amdgpu_device *adev, u32 level);
> };
>
> /*
> @@ -85,8 +83,8 @@ enum AMDGIM_FEATURE_FLAG {
> AMDGIM_FEATURE_GIM_LOAD_UCODES = 0x2,
> /* VRAM LOST by GIM */
> AMDGIM_FEATURE_GIM_FLR_VRAMLOST = 0x4,
> - /* HW PERF SIM in GIM */
> - AMDGIM_FEATURE_HW_PERF_SIMULATION = (1 << 3),
> + /* PP ONE VF MODE in GIM */
> + AMDGIM_FEATURE_PP_ONE_VF = (1 << 4),
> };
>
> struct amd_sriov_msg_pf2vf_info_header {
> @@ -257,8 +255,6 @@ struct amdgpu_virt {
> struct amdgpu_vf_error_buffer vf_errors;
> struct amdgpu_virt_fw_reserve fw_reserve;
> uint32_t gim_feature;
> - /* protect DPM events to GIM */
> - struct mutex dpm_mutex;
> uint32_t reg_access_mode;
> };
>
> @@ -286,8 +282,8 @@ static inline bool is_virtual_machine(void)
> #endif
> }
>
> -#define amdgim_is_hwperf(adev) \
> - ((adev)->virt.gim_feature & AMDGIM_FEATURE_HW_PERF_SIMULATION)
> +#define amdgpu_sriov_is_pp_one_vf(adev) \
> + ((adev)->virt.gim_feature & AMDGIM_FEATURE_PP_ONE_VF)
>
> bool amdgpu_virt_mmio_blocked(struct amdgpu_device *adev);
> void amdgpu_virt_init_setting(struct amdgpu_device *adev);
> @@ -306,6 +302,4 @@ int amdgpu_virt_fw_reserve_get_checksum(void *obj, unsigned long obj_size,
> unsigned int key,
> unsigned int chksum);
> void amdgpu_virt_init_data_exchange(struct amdgpu_device *adev);
> -uint32_t amdgpu_virt_get_sclk(struct amdgpu_device *adev, bool lowest);
> -uint32_t amdgpu_virt_get_mclk(struct amdgpu_device *adev, bool lowest);
> #endif
> diff --git a/drivers/gpu/drm/amd/amdgpu/mxgpu_ai.c b/drivers/gpu/drm/amd/amdgpu/mxgpu_ai.c
> index cc5bf595f9b1..43305afa3d6f 100644
> --- a/drivers/gpu/drm/amd/amdgpu/mxgpu_ai.c
> +++ b/drivers/gpu/drm/amd/amdgpu/mxgpu_ai.c
> @@ -158,82 +158,6 @@ static void xgpu_ai_mailbox_trans_msg (struct amdgpu_device *adev,
> xgpu_ai_mailbox_set_valid(adev, false);
> }
>
> -static int xgpu_ai_get_pp_clk(struct amdgpu_device *adev, u32 type, char *buf)
> -{
> - int r = 0;
> - u32 req, val, size;
> -
> - if (!amdgim_is_hwperf(adev) || buf == NULL)
> - return -EBADRQC;
> -
> - switch(type) {
> - case PP_SCLK:
> - req = IDH_IRQ_GET_PP_SCLK;
> - break;
> - case PP_MCLK:
> - req = IDH_IRQ_GET_PP_MCLK;
> - break;
> - default:
> - return -EBADRQC;
> - }
> -
> - mutex_lock(&adev->virt.dpm_mutex);
> -
> - xgpu_ai_mailbox_trans_msg(adev, req, 0, 0, 0);
> -
> - r = xgpu_ai_poll_msg(adev, IDH_SUCCESS);
> - if (!r && adev->fw_vram_usage.va != NULL) {
> - val = RREG32_NO_KIQ(
> - SOC15_REG_OFFSET(NBIO, 0,
> - mmBIF_BX_PF0_MAILBOX_MSGBUF_RCV_DW1));
> - size = strnlen((((char *)adev->virt.fw_reserve.p_pf2vf) +
> - val), PAGE_SIZE);
> -
> - if (size < PAGE_SIZE)
> - strcpy(buf,((char *)adev->virt.fw_reserve.p_pf2vf + val));
> - else
> - size = 0;
> -
> - r = size;
> - goto out;
> - }
> -
> - r = xgpu_ai_poll_msg(adev, IDH_FAIL);
> - if(r)
> - pr_info("%s DPM request failed",
> - (type == PP_SCLK)? "SCLK" : "MCLK");
> -
> -out:
> - mutex_unlock(&adev->virt.dpm_mutex);
> - return r;
> -}
> -
> -static int xgpu_ai_force_dpm_level(struct amdgpu_device *adev, u32 level)
> -{
> - int r = 0;
> - u32 req = IDH_IRQ_FORCE_DPM_LEVEL;
> -
> - if (!amdgim_is_hwperf(adev))
> - return -EBADRQC;
> -
> - mutex_lock(&adev->virt.dpm_mutex);
> - xgpu_ai_mailbox_trans_msg(adev, req, level, 0, 0);
> -
> - r = xgpu_ai_poll_msg(adev, IDH_SUCCESS);
> - if (!r)
> - goto out;
> -
> - r = xgpu_ai_poll_msg(adev, IDH_FAIL);
> - if (!r)
> - pr_info("DPM request failed");
> - else
> - pr_info("Mailbox is broken");
> -
> -out:
> - mutex_unlock(&adev->virt.dpm_mutex);
> - return r;
> -}
> -
> static int xgpu_ai_send_access_requests(struct amdgpu_device *adev,
> enum idh_request req)
> {
> @@ -455,6 +379,4 @@ const struct amdgpu_virt_ops xgpu_ai_virt_ops = {
> .reset_gpu = xgpu_ai_request_reset,
> .wait_reset = NULL,
> .trans_msg = xgpu_ai_mailbox_trans_msg,
> - .get_pp_clk = xgpu_ai_get_pp_clk,
> - .force_dpm_level = xgpu_ai_force_dpm_level,
> };
> diff --git a/drivers/gpu/drm/amd/amdgpu/mxgpu_ai.h b/drivers/gpu/drm/amd/amdgpu/mxgpu_ai.h
> index 077e91a33d62..37dbe0f2142f 100644
> --- a/drivers/gpu/drm/amd/amdgpu/mxgpu_ai.h
> +++ b/drivers/gpu/drm/amd/amdgpu/mxgpu_ai.h
> @@ -35,10 +35,6 @@ enum idh_request {
> IDH_REL_GPU_FINI_ACCESS,
> IDH_REQ_GPU_RESET_ACCESS,
>
> - IDH_IRQ_FORCE_DPM_LEVEL = 10,
> - IDH_IRQ_GET_PP_SCLK,
> - IDH_IRQ_GET_PP_MCLK,
> -
> IDH_LOG_VF_ERROR = 200,
> };
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.c b/drivers/gpu/drm/amd/amdgpu/soc15.c
> index 48649f55f3ba..59f5f2a39fe4 100644
> --- a/drivers/gpu/drm/amd/amdgpu/soc15.c
> +++ b/drivers/gpu/drm/amd/amdgpu/soc15.c
> @@ -777,11 +777,11 @@ int soc15_set_ip_blocks(struct amdgpu_device *adev)
> }
> amdgpu_device_ip_block_add(adev, &gfx_v9_0_ip_block);
> amdgpu_device_ip_block_add(adev, &sdma_v4_0_ip_block);
> - if (!amdgpu_sriov_vf(adev)) {
> - if (is_support_sw_smu(adev))
> + if (is_support_sw_smu(adev)) {
> + if (!amdgpu_sriov_vf(adev))
> amdgpu_device_ip_block_add(adev, &smu_v11_0_ip_block);
> - else
> - amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
> + } else {
> + amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
> }
> if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
> amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
> diff --git a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
> index 7932eb163a00..5087d6bdba60 100644
> --- a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
> +++ b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
> @@ -48,7 +48,6 @@ static int amd_powerplay_create(struct amdgpu_device *adev)
>
> hwmgr->adev = adev;
> hwmgr->not_vf = !amdgpu_sriov_vf(adev);
> - hwmgr->pm_en = (amdgpu_dpm && hwmgr->not_vf) ? true : false;
Why do you need to move this?
> hwmgr->device = amdgpu_cgs_create_device(adev);
> mutex_init(&hwmgr->smu_lock);
> hwmgr->chip_family = adev->family;
> @@ -276,6 +275,9 @@ static int pp_dpm_load_fw(void *handle)
> {
> struct pp_hwmgr *hwmgr = handle;
>
> + if (!hwmgr->not_vf)
> + return 0;
> +
> if (!hwmgr || !hwmgr->smumgr_funcs || !hwmgr->smumgr_funcs->start_smu)
> return -EINVAL;
>
> diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c b/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c
> index cc57fb953e62..253860d30b20 100644
> --- a/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c
> +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c
> @@ -81,8 +81,8 @@ int phm_enable_dynamic_state_management(struct pp_hwmgr *hwmgr)
> adev = hwmgr->adev;
>
> /* Skip for suspend/resume case */
> - if (smum_is_dpm_running(hwmgr) && !amdgpu_passthrough(adev)
> - && adev->in_suspend) {
> + if (!hwmgr->pp_one_vf && smum_is_dpm_running(hwmgr)
> + && !amdgpu_passthrough(adev) && adev->in_suspend) {
> pr_info("dpm has been enabled\n");
> return 0;
> }
> @@ -200,6 +200,9 @@ int phm_stop_thermal_controller(struct pp_hwmgr *hwmgr)
> {
> PHM_FUNC_CHECK(hwmgr);
>
> + if (!hwmgr->not_vf)
> + return 0;
> +
> if (hwmgr->hwmgr_func->stop_thermal_controller == NULL)
> return -EINVAL;
>
> @@ -237,6 +240,9 @@ int phm_start_thermal_controller(struct pp_hwmgr *hwmgr)
> TEMP_RANGE_MAX};
> struct amdgpu_device *adev = hwmgr->adev;
>
> + if (!hwmgr->not_vf)
> + return 0;
> +
> if (hwmgr->hwmgr_func->get_thermal_temperature_range)
> hwmgr->hwmgr_func->get_thermal_temperature_range(
> hwmgr, &range);
> @@ -263,6 +269,8 @@ int phm_start_thermal_controller(struct pp_hwmgr *hwmgr)
> bool phm_check_smc_update_required_for_display_configuration(struct pp_hwmgr *hwmgr)
> {
> PHM_FUNC_CHECK(hwmgr);
> + if (hwmgr->pp_one_vf)
> + return false;
>
> if (hwmgr->hwmgr_func->check_smc_update_required_for_display_configuration == NULL)
> return false;
> @@ -482,6 +490,9 @@ int phm_disable_smc_firmware_ctf(struct pp_hwmgr *hwmgr)
> {
> PHM_FUNC_CHECK(hwmgr);
>
> + if (!hwmgr->not_vf)
> + return 0;
> +
> if (hwmgr->hwmgr_func->disable_smc_firmware_ctf == NULL)
> return -EINVAL;
>
> diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c
> index d2909c91d65b..e2b82c902948 100644
> --- a/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c
> +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c
> @@ -221,6 +221,9 @@ int hwmgr_hw_init(struct pp_hwmgr *hwmgr)
> {
> int ret = 0;
>
> + hwmgr->pp_one_vf = amdgpu_sriov_is_pp_one_vf((struct amdgpu_device *)hwmgr->adev);
> + hwmgr->pm_en = (amdgpu_dpm && (hwmgr->not_vf || hwmgr->pp_one_vf))
> + ? true : false;
Any reason why this needs to move here?
> if (!hwmgr->pm_en)
> return 0;
>
> @@ -279,6 +282,9 @@ int hwmgr_hw_init(struct pp_hwmgr *hwmgr)
>
> int hwmgr_hw_fini(struct pp_hwmgr *hwmgr)
> {
> + if (!hwmgr->not_vf)
> + return 0;
> +
> if (!hwmgr || !hwmgr->pm_en)
> return 0;
>
> @@ -299,6 +305,9 @@ int hwmgr_suspend(struct pp_hwmgr *hwmgr)
> {
> int ret = 0;
>
> + if (!hwmgr->not_vf)
> + return 0;
> +
> if (!hwmgr || !hwmgr->pm_en)
> return 0;
>
> @@ -318,6 +327,9 @@ int hwmgr_resume(struct pp_hwmgr *hwmgr)
> {
> int ret = 0;
>
> + if (!hwmgr->not_vf)
> + return 0;
> +
> if (!hwmgr)
> return -EINVAL;
>
> @@ -365,6 +377,8 @@ int hwmgr_handle_task(struct pp_hwmgr *hwmgr, enum amd_pp_task task_id,
>
> switch (task_id) {
> case AMD_PP_TASK_DISPLAY_CONFIG_CHANGE:
> + if (!hwmgr->not_vf)
> + return ret;
> ret = phm_pre_display_configuration_changed(hwmgr);
> if (ret)
> return ret;
> @@ -381,6 +395,8 @@ int hwmgr_handle_task(struct pp_hwmgr *hwmgr, enum amd_pp_task task_id,
> enum PP_StateUILabel requested_ui_label;
> struct pp_power_state *requested_ps = NULL;
>
> + if (!hwmgr->not_vf)
> + return ret;
> if (user_state == NULL) {
> ret = -EINVAL;
> break;
> diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/pp_psm.c b/drivers/gpu/drm/amd/powerplay/hwmgr/pp_psm.c
> index 6bf48934fdc4..31a32a79cfc2 100644
> --- a/drivers/gpu/drm/amd/powerplay/hwmgr/pp_psm.c
> +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/pp_psm.c
> @@ -262,20 +262,22 @@ int psm_adjust_power_state_dynamic(struct pp_hwmgr *hwmgr, bool skip_display_set
> uint32_t index;
> long workload;
>
> - if (!skip_display_settings)
> - phm_display_configuration_changed(hwmgr);
> -
> - if (hwmgr->ps)
> - power_state_management(hwmgr, new_ps);
> - else
> - /*
> - * for vega12/vega20 which does not support power state manager
> - * DAL clock limits should also be honoured
> - */
> - phm_apply_clock_adjust_rules(hwmgr);
> -
> - if (!skip_display_settings)
> - phm_notify_smc_display_config_after_ps_adjustment(hwmgr);
> + if (hwmgr->not_vf) {
> + if (!skip_display_settings)
> + phm_display_configuration_changed(hwmgr);
> +
> + if (hwmgr->ps)
> + power_state_management(hwmgr, new_ps);
> + else
> + /*
> + * for vega12/vega20 which does not support power state manager
> + * DAL clock limits should also be honoured
> + */
> + phm_apply_clock_adjust_rules(hwmgr);
> +
> + if (!skip_display_settings)
> + phm_notify_smc_display_config_after_ps_adjustment(hwmgr);
> + }
>
> if (!phm_force_dpm_levels(hwmgr, hwmgr->request_dpm_level))
> hwmgr->dpm_level = hwmgr->request_dpm_level;
> diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
> index b29e996df1d4..9ba1aef271f4 100644
> --- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
> +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
> @@ -912,6 +912,9 @@ static int vega10_hwmgr_backend_init(struct pp_hwmgr *hwmgr)
> hwmgr->platform_descriptor.clockStep.memoryClock = 500;
>
> data->total_active_cus = adev->gfx.cu_info.number;
> + if (!hwmgr->not_vf)
> + return result;
> +
> /* Setup default Overdrive Fan control settings */
> data->odn_fan_table.target_fan_speed =
> hwmgr->thermal_controller.advanceFanControlParameters.usMaxFanRPM;
> @@ -979,6 +982,9 @@ static int vega10_setup_dpm_led_config(struct pp_hwmgr *hwmgr)
>
> static int vega10_setup_asic_task(struct pp_hwmgr *hwmgr)
> {
> + if (!hwmgr->not_vf)
> + return 0;
> +
> PP_ASSERT_WITH_CODE(!vega10_init_sclk_threshold(hwmgr),
> "Failed to init sclk threshold!",
> return -EINVAL);
> @@ -2503,6 +2509,9 @@ static int vega10_init_smc_table(struct pp_hwmgr *hwmgr)
> "Failed to setup default DPM tables!",
> return result);
>
> + if (!hwmgr->not_vf)
> + return 0;
> +
> /* initialize ODN table */
> if (hwmgr->od_enabled) {
> if (odn_table->max_vddc) {
> @@ -2826,6 +2835,8 @@ static int vega10_stop_dpm(struct pp_hwmgr *hwmgr, uint32_t bitmap)
> struct vega10_hwmgr *data = hwmgr->backend;
> uint32_t i, feature_mask = 0;
>
> + if (!hwmgr->not_vf)
> + return 0;
>
> if(data->smu_features[GNLD_LED_DISPLAY].supported == true){
> PP_ASSERT_WITH_CODE(!vega10_enable_smc_features(hwmgr,
> @@ -2932,61 +2943,75 @@ static int vega10_enable_dpm_tasks(struct pp_hwmgr *hwmgr)
> struct vega10_hwmgr *data = hwmgr->backend;
> int tmp_result, result = 0;
>
> - vega10_enable_disable_PCC_limit_feature(hwmgr, true);
> -
> - smum_send_msg_to_smc_with_parameter(hwmgr,
> - PPSMC_MSG_ConfigureTelemetry, data->config_telemetry);
> + if (hwmgr->not_vf) {
> + vega10_enable_disable_PCC_limit_feature(hwmgr, true);
>
> - tmp_result = vega10_construct_voltage_tables(hwmgr);
> - PP_ASSERT_WITH_CODE(!tmp_result,
> - "Failed to construct voltage tables!",
> - result = tmp_result);
> + smum_send_msg_to_smc_with_parameter(hwmgr,
> + PPSMC_MSG_ConfigureTelemetry, data->config_telemetry);
>
> - tmp_result = vega10_init_smc_table(hwmgr);
> - PP_ASSERT_WITH_CODE(!tmp_result,
> - "Failed to initialize SMC table!",
> - result = tmp_result);
> + tmp_result = vega10_construct_voltage_tables(hwmgr);
> + PP_ASSERT_WITH_CODE(!tmp_result,
> + "Failed to construct voltage tables!",
> + result = tmp_result);
> + }
>
> - if (PP_CAP(PHM_PlatformCaps_ThermalController)) {
> - tmp_result = vega10_enable_thermal_protection(hwmgr);
> + if (hwmgr->not_vf || hwmgr->pp_one_vf) {
> + tmp_result = vega10_init_smc_table(hwmgr);
> PP_ASSERT_WITH_CODE(!tmp_result,
> - "Failed to enable thermal protection!",
> - result = tmp_result);
> + "Failed to initialize SMC table!",
> + result = tmp_result);
> }
>
> - tmp_result = vega10_enable_vrhot_feature(hwmgr);
> - PP_ASSERT_WITH_CODE(!tmp_result,
> - "Failed to enable VR hot feature!",
> - result = tmp_result);
> + if (hwmgr->not_vf) {
> + if (PP_CAP(PHM_PlatformCaps_ThermalController)) {
> + tmp_result = vega10_enable_thermal_protection(hwmgr);
> + PP_ASSERT_WITH_CODE(!tmp_result,
> + "Failed to enable thermal protection!",
> + result = tmp_result);
> + }
>
> - tmp_result = vega10_enable_deep_sleep_master_switch(hwmgr);
> - PP_ASSERT_WITH_CODE(!tmp_result,
> - "Failed to enable deep sleep master switch!",
> - result = tmp_result);
> + tmp_result = vega10_enable_vrhot_feature(hwmgr);
> + PP_ASSERT_WITH_CODE(!tmp_result,
> + "Failed to enable VR hot feature!",
> + result = tmp_result);
>
> - tmp_result = vega10_start_dpm(hwmgr, SMC_DPM_FEATURES);
> - PP_ASSERT_WITH_CODE(!tmp_result,
> - "Failed to start DPM!", result = tmp_result);
> + tmp_result = vega10_enable_deep_sleep_master_switch(hwmgr);
> + PP_ASSERT_WITH_CODE(!tmp_result,
> + "Failed to enable deep sleep master switch!",
> + result = tmp_result);
> + }
>
> - /* enable didt, do not abort if failed didt */
> - tmp_result = vega10_enable_didt_config(hwmgr);
> - PP_ASSERT(!tmp_result,
> - "Failed to enable didt config!");
> + if (hwmgr->not_vf) {
> + tmp_result = vega10_start_dpm(hwmgr, SMC_DPM_FEATURES);
> + PP_ASSERT_WITH_CODE(!tmp_result,
> + "Failed to start DPM!", result = tmp_result);
> + }
>
> - tmp_result = vega10_enable_power_containment(hwmgr);
> - PP_ASSERT_WITH_CODE(!tmp_result,
> - "Failed to enable power containment!",
> - result = tmp_result);
> + if (hwmgr->not_vf) {
> + /* enable didt, do not abort if failed didt */
> + tmp_result = vega10_enable_didt_config(hwmgr);
> + PP_ASSERT(!tmp_result,
> + "Failed to enable didt config!");
> + }
>
> - tmp_result = vega10_power_control_set_level(hwmgr);
> - PP_ASSERT_WITH_CODE(!tmp_result,
> - "Failed to power control set level!",
> - result = tmp_result);
> + if (hwmgr->not_vf) {
> + tmp_result = vega10_enable_power_containment(hwmgr);
> + PP_ASSERT_WITH_CODE(!tmp_result,
> + "Failed to enable power containment!",
> + result = tmp_result);
> + }
>
> - tmp_result = vega10_enable_ulv(hwmgr);
> - PP_ASSERT_WITH_CODE(!tmp_result,
> - "Failed to enable ULV!",
> - result = tmp_result);
> + if (hwmgr->not_vf) {
> + tmp_result = vega10_power_control_set_level(hwmgr);
> + PP_ASSERT_WITH_CODE(!tmp_result,
> + "Failed to power control set level!",
> + result = tmp_result);
> +
> + tmp_result = vega10_enable_ulv(hwmgr);
> + PP_ASSERT_WITH_CODE(!tmp_result,
> + "Failed to enable ULV!",
> + result = tmp_result);
> + }
>
> return result;
> }
> @@ -3080,11 +3105,22 @@ static int vega10_get_pp_table_entry_callback_func(struct pp_hwmgr *hwmgr,
> performance_level->soc_clock = socclk_dep_table->entries
> [state_entry->ucSocClockIndexHigh].ulClk;
> if (gfxclk_dep_table->ucRevId == 0) {
> - performance_level->gfx_clock = gfxclk_dep_table->entries
> - [state_entry->ucGfxClockIndexHigh].ulClk;
> + /* under vega10 pp one vf mode, the gfx clk dpm need be lower
> + * to level-4 due to the limited 110w-power
> + */
> + if (hwmgr->pp_one_vf && (state_entry->ucGfxClockIndexHigh > 0))
> + performance_level->gfx_clock =
> + gfxclk_dep_table->entries[4].ulClk;
> + else
> + performance_level->gfx_clock = gfxclk_dep_table->entries
> + [state_entry->ucGfxClockIndexHigh].ulClk;
> } else if (gfxclk_dep_table->ucRevId == 1) {
> patom_record_V2 = (ATOM_Vega10_GFXCLK_Dependency_Record_V2 *)gfxclk_dep_table->entries;
> - performance_level->gfx_clock = patom_record_V2[state_entry->ucGfxClockIndexHigh].ulClk;
> + if (hwmgr->pp_one_vf && (state_entry->ucGfxClockIndexHigh > 0))
> + performance_level->gfx_clock = patom_record_V2[4].ulClk;
> + else
> + performance_level->gfx_clock =
> + patom_record_V2[state_entry->ucGfxClockIndexHigh].ulClk;
> }
>
> performance_level->mem_clock = mclk_dep_table->entries
> @@ -3495,6 +3531,7 @@ static int vega10_upload_dpm_bootup_level(struct pp_hwmgr *hwmgr)
> smum_send_msg_to_smc_with_parameter(hwmgr,
> PPSMC_MSG_SetSoftMinGfxclkByIndex,
> data->smc_state_table.gfx_boot_level);
> +
> data->dpm_table.gfx_table.dpm_state.soft_min_level =
> data->smc_state_table.gfx_boot_level;
> }
> @@ -3518,6 +3555,9 @@ static int vega10_upload_dpm_bootup_level(struct pp_hwmgr *hwmgr)
> }
> }
>
> + if (!hwmgr->not_vf)
> + return 0;
> +
> if (!data->registry_data.socclk_dpm_key_disabled) {
> if (data->smc_state_table.soc_boot_level !=
> data->dpm_table.soc_table.dpm_state.soft_min_level) {
> @@ -3560,6 +3600,9 @@ static int vega10_upload_dpm_max_level(struct pp_hwmgr *hwmgr)
> }
> }
>
> + if (!hwmgr->not_vf)
> + return 0;
> +
> if (!data->registry_data.socclk_dpm_key_disabled) {
> if (data->smc_state_table.soc_max_level !=
> data->dpm_table.soc_table.dpm_state.soft_max_level) {
> @@ -4054,15 +4097,25 @@ static int vega10_get_profiling_clk_mask(struct pp_hwmgr *hwmgr, enum amd_dpm_fo
> } else if (level == AMD_DPM_FORCED_LEVEL_PROFILE_MIN_MCLK) {
> *mclk_mask = 0;
> } else if (level == AMD_DPM_FORCED_LEVEL_PROFILE_PEAK) {
> - *sclk_mask = table_info->vdd_dep_on_sclk->count - 1;
> + /* under vega10 pp one vf mode, the gfx clk dpm need be lower
> + * to level-4 due to the limited power
> + */
> + if (hwmgr->pp_one_vf)
> + *sclk_mask = 4;
> + else
> + *sclk_mask = table_info->vdd_dep_on_sclk->count - 1;
> *soc_mask = table_info->vdd_dep_on_socclk->count - 1;
> *mclk_mask = table_info->vdd_dep_on_mclk->count - 1;
> }
> +
> return 0;
> }
>
> static void vega10_set_fan_control_mode(struct pp_hwmgr *hwmgr, uint32_t mode)
> {
> + if (!hwmgr->not_vf)
> + return;
> +
> switch (mode) {
> case AMD_FAN_CTRL_NONE:
> vega10_fan_ctrl_set_fan_speed_percent(hwmgr, 100);
> @@ -4176,6 +4229,9 @@ static int vega10_dpm_force_dpm_level(struct pp_hwmgr *hwmgr,
> break;
> }
>
> + if (!hwmgr->not_vf)
> + return ret;
> +
> if (!ret) {
> if (level == AMD_DPM_FORCED_LEVEL_PROFILE_PEAK && hwmgr->dpm_level != AMD_DPM_FORCED_LEVEL_PROFILE_PEAK)
> vega10_set_fan_control_mode(hwmgr, AMD_FAN_CTRL_NONE);
> @@ -4480,7 +4536,7 @@ static int vega10_print_clock_levels(struct pp_hwmgr *hwmgr,
> struct vega10_pcie_table *pcie_table = &(data->dpm_table.pcie_table);
> struct vega10_odn_clock_voltage_dependency_table *podn_vdd_dep = NULL;
>
> - int i, now, size = 0;
> + int i, now, size = 0, count = 0;
>
> switch (type) {
> case PP_SCLK:
> @@ -4490,7 +4546,12 @@ static int vega10_print_clock_levels(struct pp_hwmgr *hwmgr,
> smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetCurrentGfxclkIndex);
> now = smum_get_argument(hwmgr);
>
> - for (i = 0; i < sclk_table->count; i++)
> + if (hwmgr->pp_one_vf &&
> + (hwmgr->dpm_level == AMD_DPM_FORCED_LEVEL_PROFILE_PEAK))
> + count = 5;
> + else
> + count = sclk_table->count;
> + for (i = 0; i < count; i++)
> size += sprintf(buf + size, "%d: %uMhz %s\n",
> i, sclk_table->dpm_levels[i].value / 100,
> (i == now) ? "*" : "");
> @@ -4701,6 +4762,9 @@ static int vega10_disable_dpm_tasks(struct pp_hwmgr *hwmgr)
> {
> int tmp_result, result = 0;
>
> + if (!hwmgr->not_vf)
> + return 0;
> +
> if (PP_CAP(PHM_PlatformCaps_ThermalController))
> vega10_disable_thermal_protection(hwmgr);
>
> diff --git a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
> index af977675fd33..2ffb666b97e6 100644
> --- a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
> +++ b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
> @@ -741,6 +741,7 @@ struct pp_hwmgr {
> uint32_t smu_version;
> bool not_vf;
> bool pm_en;
> + bool pp_one_vf;
> struct mutex smu_lock;
>
> uint32_t pp_table_version;
> diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/smu9_smumgr.c b/drivers/gpu/drm/amd/powerplay/smumgr/smu9_smumgr.c
> index 742b3dc1f6cb..adfbcbe5d113 100644
> --- a/drivers/gpu/drm/amd/powerplay/smumgr/smu9_smumgr.c
> +++ b/drivers/gpu/drm/amd/powerplay/smumgr/smu9_smumgr.c
> @@ -61,15 +61,29 @@ static uint32_t smu9_wait_for_response(struct pp_hwmgr *hwmgr)
> uint32_t reg;
> uint32_t ret;
>
> - reg = SOC15_REG_OFFSET(MP1, 0, mmMP1_SMN_C2PMSG_90);
> + /* Due to the L1 policy problem under SRIOV, we have to use
> + * mmMP1_SMN_C2PMSG_103 as the driver response register
> + */
> + if (hwmgr->pp_one_vf) {
> + reg = SOC15_REG_OFFSET(MP1, 0, mmMP1_SMN_C2PMSG_103);
>
> - ret = phm_wait_for_register_unequal(hwmgr, reg,
> - 0, MP1_C2PMSG_90__CONTENT_MASK);
> + ret = phm_wait_for_register_unequal(hwmgr, reg,
> + 0, MP1_C2PMSG_103__CONTENT_MASK);
>
> - if (ret)
> - pr_err("No response from smu\n");
> + if (ret)
> + pr_err("No response from smu\n");
>
> - return RREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_90);
> + return RREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_103);
> + } else {
> + reg = SOC15_REG_OFFSET(MP1, 0, mmMP1_SMN_C2PMSG_90);
> +
> + ret = phm_wait_for_register_unequal(hwmgr, reg,
> + 0, MP1_C2PMSG_90__CONTENT_MASK);
> +
> + if (ret)
> + pr_err("No response from smu\n");
> + return RREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_90);
> + }
> }
>
> /*
> @@ -83,7 +97,11 @@ static int smu9_send_msg_to_smc_without_waiting(struct pp_hwmgr *hwmgr,
> {
> struct amdgpu_device *adev = hwmgr->adev;
>
> - WREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_66, msg);
> + if (hwmgr->pp_one_vf) {
> + WREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_101, msg);
> + } else {
> + WREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_66, msg);
> + }
>
> return 0;
> }
> @@ -101,7 +119,10 @@ int smu9_send_msg_to_smc(struct pp_hwmgr *hwmgr, uint16_t msg)
>
> smu9_wait_for_response(hwmgr);
>
> - WREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_90, 0);
> + if (hwmgr->pp_one_vf)
> + WREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_103, 0);
> + else
> + WREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_90, 0);
>
> smu9_send_msg_to_smc_without_waiting(hwmgr, msg);
>
> @@ -127,9 +148,17 @@ int smu9_send_msg_to_smc_with_parameter(struct pp_hwmgr *hwmgr,
>
> smu9_wait_for_response(hwmgr);
>
> - WREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_90, 0);
> -
> - WREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_82, parameter);
> + /* Due to the L1 policy problem under SRIOV, we have to use
> + * mmMP1_SMN_C2PMSG_101 as the driver message register and
> + * mmMP1_SMN_C2PMSG_102 as the driver parameter register.
> + */
> + if (hwmgr->pp_one_vf) {
> + WREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_103, 0);
> + WREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_102, parameter);
> + } else {
> + WREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_90, 0);
> + WREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_82, parameter);
> + }
>
> smu9_send_msg_to_smc_without_waiting(hwmgr, msg);
>
> @@ -144,5 +173,8 @@ uint32_t smu9_get_argument(struct pp_hwmgr *hwmgr)
> {
> struct amdgpu_device *adev = hwmgr->adev;
>
> - return RREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_82);
> + if (hwmgr->pp_one_vf)
> + return RREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_102);
> + else
> + return RREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_82);
> }
> diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/vega10_smumgr.c b/drivers/gpu/drm/amd/powerplay/smumgr/vega10_smumgr.c
> index 0f3836fd9666..86db985922e7 100644
> --- a/drivers/gpu/drm/amd/powerplay/smumgr/vega10_smumgr.c
> +++ b/drivers/gpu/drm/amd/powerplay/smumgr/vega10_smumgr.c
> @@ -71,6 +71,12 @@ static int vega10_copy_table_to_smc(struct pp_hwmgr *hwmgr,
> {
> struct vega10_smumgr *priv = hwmgr->smu_backend;
>
> + /* under pp_one_vf mode, vbios or hypervisor driver
> + * has already copy table to smc so here only skip it
> + */
> + if (!hwmgr->not_vf && !hwmgr->pp_one_vf)
> + return 0;
> +
> PP_ASSERT_WITH_CODE(table_id < MAX_SMU_TABLE,
> "Invalid SMU Table ID!", return -EINVAL);
> PP_ASSERT_WITH_CODE(priv->smu_tables.entry[table_id].version != 0,
> @@ -100,6 +106,14 @@ int vega10_enable_smc_features(struct pp_hwmgr *hwmgr,
> int msg = enable ? PPSMC_MSG_EnableSmuFeatures :
> PPSMC_MSG_DisableSmuFeatures;
>
> + /* VF has no permission to change smu feature due
> + * to security concern even under pp one vf mode
> + * it still can't do it. For vega10, the smu in
> + * vbios will enable the appropriate features.
> + * */
> + if (!hwmgr->not_vf)
> + return 0;
> +
> return smum_send_msg_to_smc_with_parameter(hwmgr,
> msg, feature_mask);
> }
> --
> 2.17.1
>
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