[PATCH V3 07/17] drm/amd/pm: create a new holder for those APIs used only by legacy ASICs(si/kv)
Lazar, Lijo
lijo.lazar at amd.com
Thu Dec 2 14:29:16 UTC 2021
On 12/2/2021 8:39 AM, Evan Quan wrote:
> Those APIs are used only by legacy ASICs(si/kv). They cannot be
> shared by other ASICs. So, we create a new holder for them.
>
> Signed-off-by: Evan Quan <evan.quan at amd.com>
> Change-Id: I555dfa37e783a267b1d3b3a7db5c87fcc3f1556f
> --
> v1->v2:
> - rename amdgpu_pm_compute_clocks as amdgpu_dpm_compute_clocks(Lijo)
> ---
> drivers/gpu/drm/amd/amdgpu/dce_v10_0.c | 2 +-
> drivers/gpu/drm/amd/amdgpu/dce_v11_0.c | 2 +-
> drivers/gpu/drm/amd/amdgpu/dce_v6_0.c | 2 +-
> drivers/gpu/drm/amd/amdgpu/dce_v8_0.c | 2 +-
> .../amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c | 2 +-
> .../gpu/drm/amd/include/kgd_pp_interface.h | 1 +
> drivers/gpu/drm/amd/pm/amdgpu_dpm.c | 1022 +---------------
> drivers/gpu/drm/amd/pm/inc/amdgpu_dpm.h | 17 +-
> drivers/gpu/drm/amd/pm/powerplay/Makefile | 2 +-
> drivers/gpu/drm/amd/pm/powerplay/kv_dpm.c | 6 +-
> drivers/gpu/drm/amd/pm/powerplay/legacy_dpm.c | 1024 +++++++++++++++++
> drivers/gpu/drm/amd/pm/powerplay/legacy_dpm.h | 37 +
> drivers/gpu/drm/amd/pm/powerplay/si_dpm.c | 6 +-
> 13 files changed, 1089 insertions(+), 1036 deletions(-)
> create mode 100644 drivers/gpu/drm/amd/pm/powerplay/legacy_dpm.c
> create mode 100644 drivers/gpu/drm/amd/pm/powerplay/legacy_dpm.h
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c
> index d1570a462a51..5d5205870861 100644
> --- a/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c
> @@ -2532,7 +2532,7 @@ static void dce_v10_0_crtc_dpms(struct drm_crtc *crtc, int mode)
> break;
> }
> /* adjust pm to dpms */
> - amdgpu_pm_compute_clocks(adev);
> + amdgpu_dpm_compute_clocks(adev);
> }
>
> static void dce_v10_0_crtc_prepare(struct drm_crtc *crtc)
> diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c
> index 18a7b3bd633b..4d812b22c54f 100644
> --- a/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c
> @@ -2608,7 +2608,7 @@ static void dce_v11_0_crtc_dpms(struct drm_crtc *crtc, int mode)
> break;
> }
> /* adjust pm to dpms */
> - amdgpu_pm_compute_clocks(adev);
> + amdgpu_dpm_compute_clocks(adev);
> }
>
> static void dce_v11_0_crtc_prepare(struct drm_crtc *crtc)
> diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c
> index c7803dc2b2d5..b90bc2adf778 100644
> --- a/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c
> @@ -2424,7 +2424,7 @@ static void dce_v6_0_crtc_dpms(struct drm_crtc *crtc, int mode)
> break;
> }
> /* adjust pm to dpms */
> - amdgpu_pm_compute_clocks(adev);
> + amdgpu_dpm_compute_clocks(adev);
> }
>
> static void dce_v6_0_crtc_prepare(struct drm_crtc *crtc)
> diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c
> index 8318ee8339f1..7c1379b02f94 100644
> --- a/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c
> @@ -2433,7 +2433,7 @@ static void dce_v8_0_crtc_dpms(struct drm_crtc *crtc, int mode)
> break;
> }
> /* adjust pm to dpms */
> - amdgpu_pm_compute_clocks(adev);
> + amdgpu_dpm_compute_clocks(adev);
> }
>
> static void dce_v8_0_crtc_prepare(struct drm_crtc *crtc)
> diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c
> index 46550811da00..75284e2cec74 100644
> --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c
> +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c
> @@ -101,7 +101,7 @@ bool dm_pp_apply_display_requirements(
>
> amdgpu_dpm_display_configuration_change(adev, &adev->pm.pm_display_cfg);
>
> - amdgpu_pm_compute_clocks(adev);
> + amdgpu_dpm_compute_clocks(adev);
> }
>
> return true;
> diff --git a/drivers/gpu/drm/amd/include/kgd_pp_interface.h b/drivers/gpu/drm/amd/include/kgd_pp_interface.h
> index 2e295facd086..cdf724dcf832 100644
> --- a/drivers/gpu/drm/amd/include/kgd_pp_interface.h
> +++ b/drivers/gpu/drm/amd/include/kgd_pp_interface.h
> @@ -404,6 +404,7 @@ struct amd_pm_funcs {
> int (*get_dpm_clock_table)(void *handle,
> struct dpm_clocks *clock_table);
> int (*get_smu_prv_buf_details)(void *handle, void **addr, size_t *size);
> + int (*change_power_state)(void *handle);
> };
>
> struct metrics_table_header {
> diff --git a/drivers/gpu/drm/amd/pm/amdgpu_dpm.c b/drivers/gpu/drm/amd/pm/amdgpu_dpm.c
> index efe6f8129c06..9b268f300815 100644
> --- a/drivers/gpu/drm/amd/pm/amdgpu_dpm.c
> +++ b/drivers/gpu/drm/amd/pm/amdgpu_dpm.c
> @@ -34,113 +34,9 @@
>
> #define WIDTH_4K 3840
>
> -#define amdgpu_dpm_pre_set_power_state(adev) \
> - ((adev)->powerplay.pp_funcs->pre_set_power_state((adev)->powerplay.pp_handle))
> -
> -#define amdgpu_dpm_post_set_power_state(adev) \
> - ((adev)->powerplay.pp_funcs->post_set_power_state((adev)->powerplay.pp_handle))
> -
> -#define amdgpu_dpm_display_configuration_changed(adev) \
> - ((adev)->powerplay.pp_funcs->display_configuration_changed((adev)->powerplay.pp_handle))
> -
> -#define amdgpu_dpm_print_power_state(adev, ps) \
> - ((adev)->powerplay.pp_funcs->print_power_state((adev)->powerplay.pp_handle, (ps)))
> -
> -#define amdgpu_dpm_vblank_too_short(adev) \
> - ((adev)->powerplay.pp_funcs->vblank_too_short((adev)->powerplay.pp_handle))
> -
> #define amdgpu_dpm_enable_bapm(adev, e) \
> ((adev)->powerplay.pp_funcs->enable_bapm((adev)->powerplay.pp_handle, (e)))
>
> -#define amdgpu_dpm_check_state_equal(adev, cps, rps, equal) \
> - ((adev)->powerplay.pp_funcs->check_state_equal((adev)->powerplay.pp_handle, (cps), (rps), (equal)))
> -
> -void amdgpu_dpm_print_class_info(u32 class, u32 class2)
> -{
> - const char *s;
> -
> - switch (class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) {
> - case ATOM_PPLIB_CLASSIFICATION_UI_NONE:
> - default:
> - s = "none";
> - break;
> - case ATOM_PPLIB_CLASSIFICATION_UI_BATTERY:
> - s = "battery";
> - break;
> - case ATOM_PPLIB_CLASSIFICATION_UI_BALANCED:
> - s = "balanced";
> - break;
> - case ATOM_PPLIB_CLASSIFICATION_UI_PERFORMANCE:
> - s = "performance";
> - break;
> - }
> - printk("\tui class: %s\n", s);
> - printk("\tinternal class:");
> - if (((class & ~ATOM_PPLIB_CLASSIFICATION_UI_MASK) == 0) &&
> - (class2 == 0))
> - pr_cont(" none");
> - else {
> - if (class & ATOM_PPLIB_CLASSIFICATION_BOOT)
> - pr_cont(" boot");
> - if (class & ATOM_PPLIB_CLASSIFICATION_THERMAL)
> - pr_cont(" thermal");
> - if (class & ATOM_PPLIB_CLASSIFICATION_LIMITEDPOWERSOURCE)
> - pr_cont(" limited_pwr");
> - if (class & ATOM_PPLIB_CLASSIFICATION_REST)
> - pr_cont(" rest");
> - if (class & ATOM_PPLIB_CLASSIFICATION_FORCED)
> - pr_cont(" forced");
> - if (class & ATOM_PPLIB_CLASSIFICATION_3DPERFORMANCE)
> - pr_cont(" 3d_perf");
> - if (class & ATOM_PPLIB_CLASSIFICATION_OVERDRIVETEMPLATE)
> - pr_cont(" ovrdrv");
> - if (class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE)
> - pr_cont(" uvd");
> - if (class & ATOM_PPLIB_CLASSIFICATION_3DLOW)
> - pr_cont(" 3d_low");
> - if (class & ATOM_PPLIB_CLASSIFICATION_ACPI)
> - pr_cont(" acpi");
> - if (class & ATOM_PPLIB_CLASSIFICATION_HD2STATE)
> - pr_cont(" uvd_hd2");
> - if (class & ATOM_PPLIB_CLASSIFICATION_HDSTATE)
> - pr_cont(" uvd_hd");
> - if (class & ATOM_PPLIB_CLASSIFICATION_SDSTATE)
> - pr_cont(" uvd_sd");
> - if (class2 & ATOM_PPLIB_CLASSIFICATION2_LIMITEDPOWERSOURCE_2)
> - pr_cont(" limited_pwr2");
> - if (class2 & ATOM_PPLIB_CLASSIFICATION2_ULV)
> - pr_cont(" ulv");
> - if (class2 & ATOM_PPLIB_CLASSIFICATION2_MVC)
> - pr_cont(" uvd_mvc");
> - }
> - pr_cont("\n");
> -}
> -
> -void amdgpu_dpm_print_cap_info(u32 caps)
> -{
> - printk("\tcaps:");
> - if (caps & ATOM_PPLIB_SINGLE_DISPLAY_ONLY)
> - pr_cont(" single_disp");
> - if (caps & ATOM_PPLIB_SUPPORTS_VIDEO_PLAYBACK)
> - pr_cont(" video");
> - if (caps & ATOM_PPLIB_DISALLOW_ON_DC)
> - pr_cont(" no_dc");
> - pr_cont("\n");
> -}
> -
> -void amdgpu_dpm_print_ps_status(struct amdgpu_device *adev,
> - struct amdgpu_ps *rps)
> -{
> - printk("\tstatus:");
> - if (rps == adev->pm.dpm.current_ps)
> - pr_cont(" c");
> - if (rps == adev->pm.dpm.requested_ps)
> - pr_cont(" r");
> - if (rps == adev->pm.dpm.boot_ps)
> - pr_cont(" b");
> - pr_cont("\n");
> -}
> -
> static void amdgpu_dpm_get_active_displays(struct amdgpu_device *adev)
> {
> struct drm_device *ddev = adev_to_drm(adev);
> @@ -161,7 +57,6 @@ static void amdgpu_dpm_get_active_displays(struct amdgpu_device *adev)
> }
> }
>
> -
> u32 amdgpu_dpm_get_vblank_time(struct amdgpu_device *adev)
> {
> struct drm_device *dev = adev_to_drm(adev);
> @@ -209,679 +104,6 @@ static u32 amdgpu_dpm_get_vrefresh(struct amdgpu_device *adev)
> return vrefresh;
> }
>
> -union power_info {
> - struct _ATOM_POWERPLAY_INFO info;
> - struct _ATOM_POWERPLAY_INFO_V2 info_2;
> - struct _ATOM_POWERPLAY_INFO_V3 info_3;
> - struct _ATOM_PPLIB_POWERPLAYTABLE pplib;
> - struct _ATOM_PPLIB_POWERPLAYTABLE2 pplib2;
> - struct _ATOM_PPLIB_POWERPLAYTABLE3 pplib3;
> - struct _ATOM_PPLIB_POWERPLAYTABLE4 pplib4;
> - struct _ATOM_PPLIB_POWERPLAYTABLE5 pplib5;
> -};
> -
> -union fan_info {
> - struct _ATOM_PPLIB_FANTABLE fan;
> - struct _ATOM_PPLIB_FANTABLE2 fan2;
> - struct _ATOM_PPLIB_FANTABLE3 fan3;
> -};
> -
> -static int amdgpu_parse_clk_voltage_dep_table(struct amdgpu_clock_voltage_dependency_table *amdgpu_table,
> - ATOM_PPLIB_Clock_Voltage_Dependency_Table *atom_table)
> -{
> - u32 size = atom_table->ucNumEntries *
> - sizeof(struct amdgpu_clock_voltage_dependency_entry);
> - int i;
> - ATOM_PPLIB_Clock_Voltage_Dependency_Record *entry;
> -
> - amdgpu_table->entries = kzalloc(size, GFP_KERNEL);
> - if (!amdgpu_table->entries)
> - return -ENOMEM;
> -
> - entry = &atom_table->entries[0];
> - for (i = 0; i < atom_table->ucNumEntries; i++) {
> - amdgpu_table->entries[i].clk = le16_to_cpu(entry->usClockLow) |
> - (entry->ucClockHigh << 16);
> - amdgpu_table->entries[i].v = le16_to_cpu(entry->usVoltage);
> - entry = (ATOM_PPLIB_Clock_Voltage_Dependency_Record *)
> - ((u8 *)entry + sizeof(ATOM_PPLIB_Clock_Voltage_Dependency_Record));
> - }
> - amdgpu_table->count = atom_table->ucNumEntries;
> -
> - return 0;
> -}
> -
> -int amdgpu_get_platform_caps(struct amdgpu_device *adev)
> -{
> - struct amdgpu_mode_info *mode_info = &adev->mode_info;
> - union power_info *power_info;
> - int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
> - u16 data_offset;
> - u8 frev, crev;
> -
> - if (!amdgpu_atom_parse_data_header(mode_info->atom_context, index, NULL,
> - &frev, &crev, &data_offset))
> - return -EINVAL;
> - power_info = (union power_info *)(mode_info->atom_context->bios + data_offset);
> -
> - adev->pm.dpm.platform_caps = le32_to_cpu(power_info->pplib.ulPlatformCaps);
> - adev->pm.dpm.backbias_response_time = le16_to_cpu(power_info->pplib.usBackbiasTime);
> - adev->pm.dpm.voltage_response_time = le16_to_cpu(power_info->pplib.usVoltageTime);
> -
> - return 0;
> -}
> -
> -/* sizeof(ATOM_PPLIB_EXTENDEDHEADER) */
> -#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V2 12
> -#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V3 14
> -#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V4 16
> -#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V5 18
> -#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V6 20
> -#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V7 22
> -#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V8 24
> -#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V9 26
> -
> -int amdgpu_parse_extended_power_table(struct amdgpu_device *adev)
> -{
> - struct amdgpu_mode_info *mode_info = &adev->mode_info;
> - union power_info *power_info;
> - union fan_info *fan_info;
> - ATOM_PPLIB_Clock_Voltage_Dependency_Table *dep_table;
> - int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
> - u16 data_offset;
> - u8 frev, crev;
> - int ret, i;
> -
> - if (!amdgpu_atom_parse_data_header(mode_info->atom_context, index, NULL,
> - &frev, &crev, &data_offset))
> - return -EINVAL;
> - power_info = (union power_info *)(mode_info->atom_context->bios + data_offset);
> -
> - /* fan table */
> - if (le16_to_cpu(power_info->pplib.usTableSize) >=
> - sizeof(struct _ATOM_PPLIB_POWERPLAYTABLE3)) {
> - if (power_info->pplib3.usFanTableOffset) {
> - fan_info = (union fan_info *)(mode_info->atom_context->bios + data_offset +
> - le16_to_cpu(power_info->pplib3.usFanTableOffset));
> - adev->pm.dpm.fan.t_hyst = fan_info->fan.ucTHyst;
> - adev->pm.dpm.fan.t_min = le16_to_cpu(fan_info->fan.usTMin);
> - adev->pm.dpm.fan.t_med = le16_to_cpu(fan_info->fan.usTMed);
> - adev->pm.dpm.fan.t_high = le16_to_cpu(fan_info->fan.usTHigh);
> - adev->pm.dpm.fan.pwm_min = le16_to_cpu(fan_info->fan.usPWMMin);
> - adev->pm.dpm.fan.pwm_med = le16_to_cpu(fan_info->fan.usPWMMed);
> - adev->pm.dpm.fan.pwm_high = le16_to_cpu(fan_info->fan.usPWMHigh);
> - if (fan_info->fan.ucFanTableFormat >= 2)
> - adev->pm.dpm.fan.t_max = le16_to_cpu(fan_info->fan2.usTMax);
> - else
> - adev->pm.dpm.fan.t_max = 10900;
> - adev->pm.dpm.fan.cycle_delay = 100000;
> - if (fan_info->fan.ucFanTableFormat >= 3) {
> - adev->pm.dpm.fan.control_mode = fan_info->fan3.ucFanControlMode;
> - adev->pm.dpm.fan.default_max_fan_pwm =
> - le16_to_cpu(fan_info->fan3.usFanPWMMax);
> - adev->pm.dpm.fan.default_fan_output_sensitivity = 4836;
> - adev->pm.dpm.fan.fan_output_sensitivity =
> - le16_to_cpu(fan_info->fan3.usFanOutputSensitivity);
> - }
> - adev->pm.dpm.fan.ucode_fan_control = true;
> - }
> - }
> -
> - /* clock dependancy tables, shedding tables */
> - if (le16_to_cpu(power_info->pplib.usTableSize) >=
> - sizeof(struct _ATOM_PPLIB_POWERPLAYTABLE4)) {
> - if (power_info->pplib4.usVddcDependencyOnSCLKOffset) {
> - dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *)
> - (mode_info->atom_context->bios + data_offset +
> - le16_to_cpu(power_info->pplib4.usVddcDependencyOnSCLKOffset));
> - ret = amdgpu_parse_clk_voltage_dep_table(&adev->pm.dpm.dyn_state.vddc_dependency_on_sclk,
> - dep_table);
> - if (ret) {
> - amdgpu_free_extended_power_table(adev);
> - return ret;
> - }
> - }
> - if (power_info->pplib4.usVddciDependencyOnMCLKOffset) {
> - dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *)
> - (mode_info->atom_context->bios + data_offset +
> - le16_to_cpu(power_info->pplib4.usVddciDependencyOnMCLKOffset));
> - ret = amdgpu_parse_clk_voltage_dep_table(&adev->pm.dpm.dyn_state.vddci_dependency_on_mclk,
> - dep_table);
> - if (ret) {
> - amdgpu_free_extended_power_table(adev);
> - return ret;
> - }
> - }
> - if (power_info->pplib4.usVddcDependencyOnMCLKOffset) {
> - dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *)
> - (mode_info->atom_context->bios + data_offset +
> - le16_to_cpu(power_info->pplib4.usVddcDependencyOnMCLKOffset));
> - ret = amdgpu_parse_clk_voltage_dep_table(&adev->pm.dpm.dyn_state.vddc_dependency_on_mclk,
> - dep_table);
> - if (ret) {
> - amdgpu_free_extended_power_table(adev);
> - return ret;
> - }
> - }
> - if (power_info->pplib4.usMvddDependencyOnMCLKOffset) {
> - dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *)
> - (mode_info->atom_context->bios + data_offset +
> - le16_to_cpu(power_info->pplib4.usMvddDependencyOnMCLKOffset));
> - ret = amdgpu_parse_clk_voltage_dep_table(&adev->pm.dpm.dyn_state.mvdd_dependency_on_mclk,
> - dep_table);
> - if (ret) {
> - amdgpu_free_extended_power_table(adev);
> - return ret;
> - }
> - }
> - if (power_info->pplib4.usMaxClockVoltageOnDCOffset) {
> - ATOM_PPLIB_Clock_Voltage_Limit_Table *clk_v =
> - (ATOM_PPLIB_Clock_Voltage_Limit_Table *)
> - (mode_info->atom_context->bios + data_offset +
> - le16_to_cpu(power_info->pplib4.usMaxClockVoltageOnDCOffset));
> - if (clk_v->ucNumEntries) {
> - adev->pm.dpm.dyn_state.max_clock_voltage_on_dc.sclk =
> - le16_to_cpu(clk_v->entries[0].usSclkLow) |
> - (clk_v->entries[0].ucSclkHigh << 16);
> - adev->pm.dpm.dyn_state.max_clock_voltage_on_dc.mclk =
> - le16_to_cpu(clk_v->entries[0].usMclkLow) |
> - (clk_v->entries[0].ucMclkHigh << 16);
> - adev->pm.dpm.dyn_state.max_clock_voltage_on_dc.vddc =
> - le16_to_cpu(clk_v->entries[0].usVddc);
> - adev->pm.dpm.dyn_state.max_clock_voltage_on_dc.vddci =
> - le16_to_cpu(clk_v->entries[0].usVddci);
> - }
> - }
> - if (power_info->pplib4.usVddcPhaseShedLimitsTableOffset) {
> - ATOM_PPLIB_PhaseSheddingLimits_Table *psl =
> - (ATOM_PPLIB_PhaseSheddingLimits_Table *)
> - (mode_info->atom_context->bios + data_offset +
> - le16_to_cpu(power_info->pplib4.usVddcPhaseShedLimitsTableOffset));
> - ATOM_PPLIB_PhaseSheddingLimits_Record *entry;
> -
> - adev->pm.dpm.dyn_state.phase_shedding_limits_table.entries =
> - kcalloc(psl->ucNumEntries,
> - sizeof(struct amdgpu_phase_shedding_limits_entry),
> - GFP_KERNEL);
> - if (!adev->pm.dpm.dyn_state.phase_shedding_limits_table.entries) {
> - amdgpu_free_extended_power_table(adev);
> - return -ENOMEM;
> - }
> -
> - entry = &psl->entries[0];
> - for (i = 0; i < psl->ucNumEntries; i++) {
> - adev->pm.dpm.dyn_state.phase_shedding_limits_table.entries[i].sclk =
> - le16_to_cpu(entry->usSclkLow) | (entry->ucSclkHigh << 16);
> - adev->pm.dpm.dyn_state.phase_shedding_limits_table.entries[i].mclk =
> - le16_to_cpu(entry->usMclkLow) | (entry->ucMclkHigh << 16);
> - adev->pm.dpm.dyn_state.phase_shedding_limits_table.entries[i].voltage =
> - le16_to_cpu(entry->usVoltage);
> - entry = (ATOM_PPLIB_PhaseSheddingLimits_Record *)
> - ((u8 *)entry + sizeof(ATOM_PPLIB_PhaseSheddingLimits_Record));
> - }
> - adev->pm.dpm.dyn_state.phase_shedding_limits_table.count =
> - psl->ucNumEntries;
> - }
> - }
> -
> - /* cac data */
> - if (le16_to_cpu(power_info->pplib.usTableSize) >=
> - sizeof(struct _ATOM_PPLIB_POWERPLAYTABLE5)) {
> - adev->pm.dpm.tdp_limit = le32_to_cpu(power_info->pplib5.ulTDPLimit);
> - adev->pm.dpm.near_tdp_limit = le32_to_cpu(power_info->pplib5.ulNearTDPLimit);
> - adev->pm.dpm.near_tdp_limit_adjusted = adev->pm.dpm.near_tdp_limit;
> - adev->pm.dpm.tdp_od_limit = le16_to_cpu(power_info->pplib5.usTDPODLimit);
> - if (adev->pm.dpm.tdp_od_limit)
> - adev->pm.dpm.power_control = true;
> - else
> - adev->pm.dpm.power_control = false;
> - adev->pm.dpm.tdp_adjustment = 0;
> - adev->pm.dpm.sq_ramping_threshold = le32_to_cpu(power_info->pplib5.ulSQRampingThreshold);
> - adev->pm.dpm.cac_leakage = le32_to_cpu(power_info->pplib5.ulCACLeakage);
> - adev->pm.dpm.load_line_slope = le16_to_cpu(power_info->pplib5.usLoadLineSlope);
> - if (power_info->pplib5.usCACLeakageTableOffset) {
> - ATOM_PPLIB_CAC_Leakage_Table *cac_table =
> - (ATOM_PPLIB_CAC_Leakage_Table *)
> - (mode_info->atom_context->bios + data_offset +
> - le16_to_cpu(power_info->pplib5.usCACLeakageTableOffset));
> - ATOM_PPLIB_CAC_Leakage_Record *entry;
> - u32 size = cac_table->ucNumEntries * sizeof(struct amdgpu_cac_leakage_table);
> - adev->pm.dpm.dyn_state.cac_leakage_table.entries = kzalloc(size, GFP_KERNEL);
> - if (!adev->pm.dpm.dyn_state.cac_leakage_table.entries) {
> - amdgpu_free_extended_power_table(adev);
> - return -ENOMEM;
> - }
> - entry = &cac_table->entries[0];
> - for (i = 0; i < cac_table->ucNumEntries; i++) {
> - if (adev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_EVV) {
> - adev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc1 =
> - le16_to_cpu(entry->usVddc1);
> - adev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc2 =
> - le16_to_cpu(entry->usVddc2);
> - adev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc3 =
> - le16_to_cpu(entry->usVddc3);
> - } else {
> - adev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc =
> - le16_to_cpu(entry->usVddc);
> - adev->pm.dpm.dyn_state.cac_leakage_table.entries[i].leakage =
> - le32_to_cpu(entry->ulLeakageValue);
> - }
> - entry = (ATOM_PPLIB_CAC_Leakage_Record *)
> - ((u8 *)entry + sizeof(ATOM_PPLIB_CAC_Leakage_Record));
> - }
> - adev->pm.dpm.dyn_state.cac_leakage_table.count = cac_table->ucNumEntries;
> - }
> - }
> -
> - /* ext tables */
> - if (le16_to_cpu(power_info->pplib.usTableSize) >=
> - sizeof(struct _ATOM_PPLIB_POWERPLAYTABLE3)) {
> - ATOM_PPLIB_EXTENDEDHEADER *ext_hdr = (ATOM_PPLIB_EXTENDEDHEADER *)
> - (mode_info->atom_context->bios + data_offset +
> - le16_to_cpu(power_info->pplib3.usExtendendedHeaderOffset));
> - if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V2) &&
> - ext_hdr->usVCETableOffset) {
> - VCEClockInfoArray *array = (VCEClockInfoArray *)
> - (mode_info->atom_context->bios + data_offset +
> - le16_to_cpu(ext_hdr->usVCETableOffset) + 1);
> - ATOM_PPLIB_VCE_Clock_Voltage_Limit_Table *limits =
> - (ATOM_PPLIB_VCE_Clock_Voltage_Limit_Table *)
> - (mode_info->atom_context->bios + data_offset +
> - le16_to_cpu(ext_hdr->usVCETableOffset) + 1 +
> - 1 + array->ucNumEntries * sizeof(VCEClockInfo));
> - ATOM_PPLIB_VCE_State_Table *states =
> - (ATOM_PPLIB_VCE_State_Table *)
> - (mode_info->atom_context->bios + data_offset +
> - le16_to_cpu(ext_hdr->usVCETableOffset) + 1 +
> - 1 + (array->ucNumEntries * sizeof (VCEClockInfo)) +
> - 1 + (limits->numEntries * sizeof(ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record)));
> - ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record *entry;
> - ATOM_PPLIB_VCE_State_Record *state_entry;
> - VCEClockInfo *vce_clk;
> - u32 size = limits->numEntries *
> - sizeof(struct amdgpu_vce_clock_voltage_dependency_entry);
> - adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries =
> - kzalloc(size, GFP_KERNEL);
> - if (!adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries) {
> - amdgpu_free_extended_power_table(adev);
> - return -ENOMEM;
> - }
> - adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.count =
> - limits->numEntries;
> - entry = &limits->entries[0];
> - state_entry = &states->entries[0];
> - for (i = 0; i < limits->numEntries; i++) {
> - vce_clk = (VCEClockInfo *)
> - ((u8 *)&array->entries[0] +
> - (entry->ucVCEClockInfoIndex * sizeof(VCEClockInfo)));
> - adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[i].evclk =
> - le16_to_cpu(vce_clk->usEVClkLow) | (vce_clk->ucEVClkHigh << 16);
> - adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[i].ecclk =
> - le16_to_cpu(vce_clk->usECClkLow) | (vce_clk->ucECClkHigh << 16);
> - adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[i].v =
> - le16_to_cpu(entry->usVoltage);
> - entry = (ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record *)
> - ((u8 *)entry + sizeof(ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record));
> - }
> - adev->pm.dpm.num_of_vce_states =
> - states->numEntries > AMD_MAX_VCE_LEVELS ?
> - AMD_MAX_VCE_LEVELS : states->numEntries;
> - for (i = 0; i < adev->pm.dpm.num_of_vce_states; i++) {
> - vce_clk = (VCEClockInfo *)
> - ((u8 *)&array->entries[0] +
> - (state_entry->ucVCEClockInfoIndex * sizeof(VCEClockInfo)));
> - adev->pm.dpm.vce_states[i].evclk =
> - le16_to_cpu(vce_clk->usEVClkLow) | (vce_clk->ucEVClkHigh << 16);
> - adev->pm.dpm.vce_states[i].ecclk =
> - le16_to_cpu(vce_clk->usECClkLow) | (vce_clk->ucECClkHigh << 16);
> - adev->pm.dpm.vce_states[i].clk_idx =
> - state_entry->ucClockInfoIndex & 0x3f;
> - adev->pm.dpm.vce_states[i].pstate =
> - (state_entry->ucClockInfoIndex & 0xc0) >> 6;
> - state_entry = (ATOM_PPLIB_VCE_State_Record *)
> - ((u8 *)state_entry + sizeof(ATOM_PPLIB_VCE_State_Record));
> - }
> - }
> - if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V3) &&
> - ext_hdr->usUVDTableOffset) {
> - UVDClockInfoArray *array = (UVDClockInfoArray *)
> - (mode_info->atom_context->bios + data_offset +
> - le16_to_cpu(ext_hdr->usUVDTableOffset) + 1);
> - ATOM_PPLIB_UVD_Clock_Voltage_Limit_Table *limits =
> - (ATOM_PPLIB_UVD_Clock_Voltage_Limit_Table *)
> - (mode_info->atom_context->bios + data_offset +
> - le16_to_cpu(ext_hdr->usUVDTableOffset) + 1 +
> - 1 + (array->ucNumEntries * sizeof (UVDClockInfo)));
> - ATOM_PPLIB_UVD_Clock_Voltage_Limit_Record *entry;
> - u32 size = limits->numEntries *
> - sizeof(struct amdgpu_uvd_clock_voltage_dependency_entry);
> - adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries =
> - kzalloc(size, GFP_KERNEL);
> - if (!adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries) {
> - amdgpu_free_extended_power_table(adev);
> - return -ENOMEM;
> - }
> - adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count =
> - limits->numEntries;
> - entry = &limits->entries[0];
> - for (i = 0; i < limits->numEntries; i++) {
> - UVDClockInfo *uvd_clk = (UVDClockInfo *)
> - ((u8 *)&array->entries[0] +
> - (entry->ucUVDClockInfoIndex * sizeof(UVDClockInfo)));
> - adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[i].vclk =
> - le16_to_cpu(uvd_clk->usVClkLow) | (uvd_clk->ucVClkHigh << 16);
> - adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[i].dclk =
> - le16_to_cpu(uvd_clk->usDClkLow) | (uvd_clk->ucDClkHigh << 16);
> - adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[i].v =
> - le16_to_cpu(entry->usVoltage);
> - entry = (ATOM_PPLIB_UVD_Clock_Voltage_Limit_Record *)
> - ((u8 *)entry + sizeof(ATOM_PPLIB_UVD_Clock_Voltage_Limit_Record));
> - }
> - }
> - if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V4) &&
> - ext_hdr->usSAMUTableOffset) {
> - ATOM_PPLIB_SAMClk_Voltage_Limit_Table *limits =
> - (ATOM_PPLIB_SAMClk_Voltage_Limit_Table *)
> - (mode_info->atom_context->bios + data_offset +
> - le16_to_cpu(ext_hdr->usSAMUTableOffset) + 1);
> - ATOM_PPLIB_SAMClk_Voltage_Limit_Record *entry;
> - u32 size = limits->numEntries *
> - sizeof(struct amdgpu_clock_voltage_dependency_entry);
> - adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries =
> - kzalloc(size, GFP_KERNEL);
> - if (!adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries) {
> - amdgpu_free_extended_power_table(adev);
> - return -ENOMEM;
> - }
> - adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.count =
> - limits->numEntries;
> - entry = &limits->entries[0];
> - for (i = 0; i < limits->numEntries; i++) {
> - adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[i].clk =
> - le16_to_cpu(entry->usSAMClockLow) | (entry->ucSAMClockHigh << 16);
> - adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[i].v =
> - le16_to_cpu(entry->usVoltage);
> - entry = (ATOM_PPLIB_SAMClk_Voltage_Limit_Record *)
> - ((u8 *)entry + sizeof(ATOM_PPLIB_SAMClk_Voltage_Limit_Record));
> - }
> - }
> - if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V5) &&
> - ext_hdr->usPPMTableOffset) {
> - ATOM_PPLIB_PPM_Table *ppm = (ATOM_PPLIB_PPM_Table *)
> - (mode_info->atom_context->bios + data_offset +
> - le16_to_cpu(ext_hdr->usPPMTableOffset));
> - adev->pm.dpm.dyn_state.ppm_table =
> - kzalloc(sizeof(struct amdgpu_ppm_table), GFP_KERNEL);
> - if (!adev->pm.dpm.dyn_state.ppm_table) {
> - amdgpu_free_extended_power_table(adev);
> - return -ENOMEM;
> - }
> - adev->pm.dpm.dyn_state.ppm_table->ppm_design = ppm->ucPpmDesign;
> - adev->pm.dpm.dyn_state.ppm_table->cpu_core_number =
> - le16_to_cpu(ppm->usCpuCoreNumber);
> - adev->pm.dpm.dyn_state.ppm_table->platform_tdp =
> - le32_to_cpu(ppm->ulPlatformTDP);
> - adev->pm.dpm.dyn_state.ppm_table->small_ac_platform_tdp =
> - le32_to_cpu(ppm->ulSmallACPlatformTDP);
> - adev->pm.dpm.dyn_state.ppm_table->platform_tdc =
> - le32_to_cpu(ppm->ulPlatformTDC);
> - adev->pm.dpm.dyn_state.ppm_table->small_ac_platform_tdc =
> - le32_to_cpu(ppm->ulSmallACPlatformTDC);
> - adev->pm.dpm.dyn_state.ppm_table->apu_tdp =
> - le32_to_cpu(ppm->ulApuTDP);
> - adev->pm.dpm.dyn_state.ppm_table->dgpu_tdp =
> - le32_to_cpu(ppm->ulDGpuTDP);
> - adev->pm.dpm.dyn_state.ppm_table->dgpu_ulv_power =
> - le32_to_cpu(ppm->ulDGpuUlvPower);
> - adev->pm.dpm.dyn_state.ppm_table->tj_max =
> - le32_to_cpu(ppm->ulTjmax);
> - }
> - if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V6) &&
> - ext_hdr->usACPTableOffset) {
> - ATOM_PPLIB_ACPClk_Voltage_Limit_Table *limits =
> - (ATOM_PPLIB_ACPClk_Voltage_Limit_Table *)
> - (mode_info->atom_context->bios + data_offset +
> - le16_to_cpu(ext_hdr->usACPTableOffset) + 1);
> - ATOM_PPLIB_ACPClk_Voltage_Limit_Record *entry;
> - u32 size = limits->numEntries *
> - sizeof(struct amdgpu_clock_voltage_dependency_entry);
> - adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries =
> - kzalloc(size, GFP_KERNEL);
> - if (!adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries) {
> - amdgpu_free_extended_power_table(adev);
> - return -ENOMEM;
> - }
> - adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.count =
> - limits->numEntries;
> - entry = &limits->entries[0];
> - for (i = 0; i < limits->numEntries; i++) {
> - adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[i].clk =
> - le16_to_cpu(entry->usACPClockLow) | (entry->ucACPClockHigh << 16);
> - adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[i].v =
> - le16_to_cpu(entry->usVoltage);
> - entry = (ATOM_PPLIB_ACPClk_Voltage_Limit_Record *)
> - ((u8 *)entry + sizeof(ATOM_PPLIB_ACPClk_Voltage_Limit_Record));
> - }
> - }
> - if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V7) &&
> - ext_hdr->usPowerTuneTableOffset) {
> - u8 rev = *(u8 *)(mode_info->atom_context->bios + data_offset +
> - le16_to_cpu(ext_hdr->usPowerTuneTableOffset));
> - ATOM_PowerTune_Table *pt;
> - adev->pm.dpm.dyn_state.cac_tdp_table =
> - kzalloc(sizeof(struct amdgpu_cac_tdp_table), GFP_KERNEL);
> - if (!adev->pm.dpm.dyn_state.cac_tdp_table) {
> - amdgpu_free_extended_power_table(adev);
> - return -ENOMEM;
> - }
> - if (rev > 0) {
> - ATOM_PPLIB_POWERTUNE_Table_V1 *ppt = (ATOM_PPLIB_POWERTUNE_Table_V1 *)
> - (mode_info->atom_context->bios + data_offset +
> - le16_to_cpu(ext_hdr->usPowerTuneTableOffset));
> - adev->pm.dpm.dyn_state.cac_tdp_table->maximum_power_delivery_limit =
> - ppt->usMaximumPowerDeliveryLimit;
> - pt = &ppt->power_tune_table;
> - } else {
> - ATOM_PPLIB_POWERTUNE_Table *ppt = (ATOM_PPLIB_POWERTUNE_Table *)
> - (mode_info->atom_context->bios + data_offset +
> - le16_to_cpu(ext_hdr->usPowerTuneTableOffset));
> - adev->pm.dpm.dyn_state.cac_tdp_table->maximum_power_delivery_limit = 255;
> - pt = &ppt->power_tune_table;
> - }
> - adev->pm.dpm.dyn_state.cac_tdp_table->tdp = le16_to_cpu(pt->usTDP);
> - adev->pm.dpm.dyn_state.cac_tdp_table->configurable_tdp =
> - le16_to_cpu(pt->usConfigurableTDP);
> - adev->pm.dpm.dyn_state.cac_tdp_table->tdc = le16_to_cpu(pt->usTDC);
> - adev->pm.dpm.dyn_state.cac_tdp_table->battery_power_limit =
> - le16_to_cpu(pt->usBatteryPowerLimit);
> - adev->pm.dpm.dyn_state.cac_tdp_table->small_power_limit =
> - le16_to_cpu(pt->usSmallPowerLimit);
> - adev->pm.dpm.dyn_state.cac_tdp_table->low_cac_leakage =
> - le16_to_cpu(pt->usLowCACLeakage);
> - adev->pm.dpm.dyn_state.cac_tdp_table->high_cac_leakage =
> - le16_to_cpu(pt->usHighCACLeakage);
> - }
> - if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V8) &&
> - ext_hdr->usSclkVddgfxTableOffset) {
> - dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *)
> - (mode_info->atom_context->bios + data_offset +
> - le16_to_cpu(ext_hdr->usSclkVddgfxTableOffset));
> - ret = amdgpu_parse_clk_voltage_dep_table(
> - &adev->pm.dpm.dyn_state.vddgfx_dependency_on_sclk,
> - dep_table);
> - if (ret) {
> - kfree(adev->pm.dpm.dyn_state.vddgfx_dependency_on_sclk.entries);
> - return ret;
> - }
> - }
> - }
> -
> - return 0;
> -}
> -
> -void amdgpu_free_extended_power_table(struct amdgpu_device *adev)
> -{
> - struct amdgpu_dpm_dynamic_state *dyn_state = &adev->pm.dpm.dyn_state;
> -
> - kfree(dyn_state->vddc_dependency_on_sclk.entries);
> - kfree(dyn_state->vddci_dependency_on_mclk.entries);
> - kfree(dyn_state->vddc_dependency_on_mclk.entries);
> - kfree(dyn_state->mvdd_dependency_on_mclk.entries);
> - kfree(dyn_state->cac_leakage_table.entries);
> - kfree(dyn_state->phase_shedding_limits_table.entries);
> - kfree(dyn_state->ppm_table);
> - kfree(dyn_state->cac_tdp_table);
> - kfree(dyn_state->vce_clock_voltage_dependency_table.entries);
> - kfree(dyn_state->uvd_clock_voltage_dependency_table.entries);
> - kfree(dyn_state->samu_clock_voltage_dependency_table.entries);
> - kfree(dyn_state->acp_clock_voltage_dependency_table.entries);
> - kfree(dyn_state->vddgfx_dependency_on_sclk.entries);
> -}
> -
> -static const char *pp_lib_thermal_controller_names[] = {
> - "NONE",
> - "lm63",
> - "adm1032",
> - "adm1030",
> - "max6649",
> - "lm64",
> - "f75375",
> - "RV6xx",
> - "RV770",
> - "adt7473",
> - "NONE",
> - "External GPIO",
> - "Evergreen",
> - "emc2103",
> - "Sumo",
> - "Northern Islands",
> - "Southern Islands",
> - "lm96163",
> - "Sea Islands",
> - "Kaveri/Kabini",
> -};
> -
> -void amdgpu_add_thermal_controller(struct amdgpu_device *adev)
> -{
> - struct amdgpu_mode_info *mode_info = &adev->mode_info;
> - ATOM_PPLIB_POWERPLAYTABLE *power_table;
> - int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
> - ATOM_PPLIB_THERMALCONTROLLER *controller;
> - struct amdgpu_i2c_bus_rec i2c_bus;
> - u16 data_offset;
> - u8 frev, crev;
> -
> - if (!amdgpu_atom_parse_data_header(mode_info->atom_context, index, NULL,
> - &frev, &crev, &data_offset))
> - return;
> - power_table = (ATOM_PPLIB_POWERPLAYTABLE *)
> - (mode_info->atom_context->bios + data_offset);
> - controller = &power_table->sThermalController;
> -
> - /* add the i2c bus for thermal/fan chip */
> - if (controller->ucType > 0) {
> - if (controller->ucFanParameters & ATOM_PP_FANPARAMETERS_NOFAN)
> - adev->pm.no_fan = true;
> - adev->pm.fan_pulses_per_revolution =
> - controller->ucFanParameters & ATOM_PP_FANPARAMETERS_TACHOMETER_PULSES_PER_REVOLUTION_MASK;
> - if (adev->pm.fan_pulses_per_revolution) {
> - adev->pm.fan_min_rpm = controller->ucFanMinRPM;
> - adev->pm.fan_max_rpm = controller->ucFanMaxRPM;
> - }
> - if (controller->ucType == ATOM_PP_THERMALCONTROLLER_RV6xx) {
> - DRM_INFO("Internal thermal controller %s fan control\n",
> - (controller->ucFanParameters &
> - ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
> - adev->pm.int_thermal_type = THERMAL_TYPE_RV6XX;
> - } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_RV770) {
> - DRM_INFO("Internal thermal controller %s fan control\n",
> - (controller->ucFanParameters &
> - ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
> - adev->pm.int_thermal_type = THERMAL_TYPE_RV770;
> - } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_EVERGREEN) {
> - DRM_INFO("Internal thermal controller %s fan control\n",
> - (controller->ucFanParameters &
> - ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
> - adev->pm.int_thermal_type = THERMAL_TYPE_EVERGREEN;
> - } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_SUMO) {
> - DRM_INFO("Internal thermal controller %s fan control\n",
> - (controller->ucFanParameters &
> - ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
> - adev->pm.int_thermal_type = THERMAL_TYPE_SUMO;
> - } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_NISLANDS) {
> - DRM_INFO("Internal thermal controller %s fan control\n",
> - (controller->ucFanParameters &
> - ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
> - adev->pm.int_thermal_type = THERMAL_TYPE_NI;
> - } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_SISLANDS) {
> - DRM_INFO("Internal thermal controller %s fan control\n",
> - (controller->ucFanParameters &
> - ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
> - adev->pm.int_thermal_type = THERMAL_TYPE_SI;
> - } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_CISLANDS) {
> - DRM_INFO("Internal thermal controller %s fan control\n",
> - (controller->ucFanParameters &
> - ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
> - adev->pm.int_thermal_type = THERMAL_TYPE_CI;
> - } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_KAVERI) {
> - DRM_INFO("Internal thermal controller %s fan control\n",
> - (controller->ucFanParameters &
> - ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
> - adev->pm.int_thermal_type = THERMAL_TYPE_KV;
> - } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_EXTERNAL_GPIO) {
> - DRM_INFO("External GPIO thermal controller %s fan control\n",
> - (controller->ucFanParameters &
> - ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
> - adev->pm.int_thermal_type = THERMAL_TYPE_EXTERNAL_GPIO;
> - } else if (controller->ucType ==
> - ATOM_PP_THERMALCONTROLLER_ADT7473_WITH_INTERNAL) {
> - DRM_INFO("ADT7473 with internal thermal controller %s fan control\n",
> - (controller->ucFanParameters &
> - ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
> - adev->pm.int_thermal_type = THERMAL_TYPE_ADT7473_WITH_INTERNAL;
> - } else if (controller->ucType ==
> - ATOM_PP_THERMALCONTROLLER_EMC2103_WITH_INTERNAL) {
> - DRM_INFO("EMC2103 with internal thermal controller %s fan control\n",
> - (controller->ucFanParameters &
> - ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
> - adev->pm.int_thermal_type = THERMAL_TYPE_EMC2103_WITH_INTERNAL;
> - } else if (controller->ucType < ARRAY_SIZE(pp_lib_thermal_controller_names)) {
> - DRM_INFO("Possible %s thermal controller at 0x%02x %s fan control\n",
> - pp_lib_thermal_controller_names[controller->ucType],
> - controller->ucI2cAddress >> 1,
> - (controller->ucFanParameters &
> - ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
> - adev->pm.int_thermal_type = THERMAL_TYPE_EXTERNAL;
> - i2c_bus = amdgpu_atombios_lookup_i2c_gpio(adev, controller->ucI2cLine);
> - adev->pm.i2c_bus = amdgpu_i2c_lookup(adev, &i2c_bus);
> - if (adev->pm.i2c_bus) {
> - struct i2c_board_info info = { };
> - const char *name = pp_lib_thermal_controller_names[controller->ucType];
> - info.addr = controller->ucI2cAddress >> 1;
> - strlcpy(info.type, name, sizeof(info.type));
> - i2c_new_client_device(&adev->pm.i2c_bus->adapter, &info);
> - }
> - } else {
> - DRM_INFO("Unknown thermal controller type %d at 0x%02x %s fan control\n",
> - controller->ucType,
> - controller->ucI2cAddress >> 1,
> - (controller->ucFanParameters &
> - ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
> - }
> - }
> -}
> -
> -struct amd_vce_state*
> -amdgpu_get_vce_clock_state(void *handle, u32 idx)
> -{
> - struct amdgpu_device *adev = (struct amdgpu_device *)handle;
> -
> - if (idx < adev->pm.dpm.num_of_vce_states)
> - return &adev->pm.dpm.vce_states[idx];
> -
> - return NULL;
> -}
> -
> int amdgpu_dpm_get_sclk(struct amdgpu_device *adev, bool low)
> {
> const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
> @@ -1240,215 +462,10 @@ void amdgpu_dpm_thermal_work_handler(struct work_struct *work)
> adev->pm.dpm.state = dpm_state;
> mutex_unlock(&adev->pm.mutex);
>
> - amdgpu_pm_compute_clocks(adev);
> + amdgpu_dpm_compute_clocks(adev);
> }
>
> -static struct amdgpu_ps *amdgpu_dpm_pick_power_state(struct amdgpu_device *adev,
> - enum amd_pm_state_type dpm_state)
> -{
> - int i;
> - struct amdgpu_ps *ps;
> - u32 ui_class;
> - bool single_display = (adev->pm.dpm.new_active_crtc_count < 2) ?
> - true : false;
> -
> - /* check if the vblank period is too short to adjust the mclk */
> - if (single_display && adev->powerplay.pp_funcs->vblank_too_short) {
> - if (amdgpu_dpm_vblank_too_short(adev))
> - single_display = false;
> - }
> -
> - /* certain older asics have a separare 3D performance state,
> - * so try that first if the user selected performance
> - */
> - if (dpm_state == POWER_STATE_TYPE_PERFORMANCE)
> - dpm_state = POWER_STATE_TYPE_INTERNAL_3DPERF;
> - /* balanced states don't exist at the moment */
> - if (dpm_state == POWER_STATE_TYPE_BALANCED)
> - dpm_state = POWER_STATE_TYPE_PERFORMANCE;
> -
> -restart_search:
> - /* Pick the best power state based on current conditions */
> - for (i = 0; i < adev->pm.dpm.num_ps; i++) {
> - ps = &adev->pm.dpm.ps[i];
> - ui_class = ps->class & ATOM_PPLIB_CLASSIFICATION_UI_MASK;
> - switch (dpm_state) {
> - /* user states */
> - case POWER_STATE_TYPE_BATTERY:
> - if (ui_class == ATOM_PPLIB_CLASSIFICATION_UI_BATTERY) {
> - if (ps->caps & ATOM_PPLIB_SINGLE_DISPLAY_ONLY) {
> - if (single_display)
> - return ps;
> - } else
> - return ps;
> - }
> - break;
> - case POWER_STATE_TYPE_BALANCED:
> - if (ui_class == ATOM_PPLIB_CLASSIFICATION_UI_BALANCED) {
> - if (ps->caps & ATOM_PPLIB_SINGLE_DISPLAY_ONLY) {
> - if (single_display)
> - return ps;
> - } else
> - return ps;
> - }
> - break;
> - case POWER_STATE_TYPE_PERFORMANCE:
> - if (ui_class == ATOM_PPLIB_CLASSIFICATION_UI_PERFORMANCE) {
> - if (ps->caps & ATOM_PPLIB_SINGLE_DISPLAY_ONLY) {
> - if (single_display)
> - return ps;
> - } else
> - return ps;
> - }
> - break;
> - /* internal states */
> - case POWER_STATE_TYPE_INTERNAL_UVD:
> - if (adev->pm.dpm.uvd_ps)
> - return adev->pm.dpm.uvd_ps;
> - else
> - break;
> - case POWER_STATE_TYPE_INTERNAL_UVD_SD:
> - if (ps->class & ATOM_PPLIB_CLASSIFICATION_SDSTATE)
> - return ps;
> - break;
> - case POWER_STATE_TYPE_INTERNAL_UVD_HD:
> - if (ps->class & ATOM_PPLIB_CLASSIFICATION_HDSTATE)
> - return ps;
> - break;
> - case POWER_STATE_TYPE_INTERNAL_UVD_HD2:
> - if (ps->class & ATOM_PPLIB_CLASSIFICATION_HD2STATE)
> - return ps;
> - break;
> - case POWER_STATE_TYPE_INTERNAL_UVD_MVC:
> - if (ps->class2 & ATOM_PPLIB_CLASSIFICATION2_MVC)
> - return ps;
> - break;
> - case POWER_STATE_TYPE_INTERNAL_BOOT:
> - return adev->pm.dpm.boot_ps;
> - case POWER_STATE_TYPE_INTERNAL_THERMAL:
> - if (ps->class & ATOM_PPLIB_CLASSIFICATION_THERMAL)
> - return ps;
> - break;
> - case POWER_STATE_TYPE_INTERNAL_ACPI:
> - if (ps->class & ATOM_PPLIB_CLASSIFICATION_ACPI)
> - return ps;
> - break;
> - case POWER_STATE_TYPE_INTERNAL_ULV:
> - if (ps->class2 & ATOM_PPLIB_CLASSIFICATION2_ULV)
> - return ps;
> - break;
> - case POWER_STATE_TYPE_INTERNAL_3DPERF:
> - if (ps->class & ATOM_PPLIB_CLASSIFICATION_3DPERFORMANCE)
> - return ps;
> - break;
> - default:
> - break;
> - }
> - }
> - /* use a fallback state if we didn't match */
> - switch (dpm_state) {
> - case POWER_STATE_TYPE_INTERNAL_UVD_SD:
> - dpm_state = POWER_STATE_TYPE_INTERNAL_UVD_HD;
> - goto restart_search;
> - case POWER_STATE_TYPE_INTERNAL_UVD_HD:
> - case POWER_STATE_TYPE_INTERNAL_UVD_HD2:
> - case POWER_STATE_TYPE_INTERNAL_UVD_MVC:
> - if (adev->pm.dpm.uvd_ps) {
> - return adev->pm.dpm.uvd_ps;
> - } else {
> - dpm_state = POWER_STATE_TYPE_PERFORMANCE;
> - goto restart_search;
> - }
> - case POWER_STATE_TYPE_INTERNAL_THERMAL:
> - dpm_state = POWER_STATE_TYPE_INTERNAL_ACPI;
> - goto restart_search;
> - case POWER_STATE_TYPE_INTERNAL_ACPI:
> - dpm_state = POWER_STATE_TYPE_BATTERY;
> - goto restart_search;
> - case POWER_STATE_TYPE_BATTERY:
> - case POWER_STATE_TYPE_BALANCED:
> - case POWER_STATE_TYPE_INTERNAL_3DPERF:
> - dpm_state = POWER_STATE_TYPE_PERFORMANCE;
> - goto restart_search;
> - default:
> - break;
> - }
> -
> - return NULL;
> -}
> -
> -static void amdgpu_dpm_change_power_state_locked(struct amdgpu_device *adev)
> -{
> - struct amdgpu_ps *ps;
> - enum amd_pm_state_type dpm_state;
> - int ret;
> - bool equal = false;
> -
> - /* if dpm init failed */
> - if (!adev->pm.dpm_enabled)
> - return;
> -
> - if (adev->pm.dpm.user_state != adev->pm.dpm.state) {
> - /* add other state override checks here */
> - if ((!adev->pm.dpm.thermal_active) &&
> - (!adev->pm.dpm.uvd_active))
> - adev->pm.dpm.state = adev->pm.dpm.user_state;
> - }
> - dpm_state = adev->pm.dpm.state;
> -
> - ps = amdgpu_dpm_pick_power_state(adev, dpm_state);
> - if (ps)
> - adev->pm.dpm.requested_ps = ps;
> - else
> - return;
> -
> - if (amdgpu_dpm == 1 && adev->powerplay.pp_funcs->print_power_state) {
> - printk("switching from power state:\n");
> - amdgpu_dpm_print_power_state(adev, adev->pm.dpm.current_ps);
> - printk("switching to power state:\n");
> - amdgpu_dpm_print_power_state(adev, adev->pm.dpm.requested_ps);
> - }
> -
> - /* update whether vce is active */
> - ps->vce_active = adev->pm.dpm.vce_active;
> - if (adev->powerplay.pp_funcs->display_configuration_changed)
> - amdgpu_dpm_display_configuration_changed(adev);
> -
> - ret = amdgpu_dpm_pre_set_power_state(adev);
> - if (ret)
> - return;
> -
> - if (adev->powerplay.pp_funcs->check_state_equal) {
> - if (0 != amdgpu_dpm_check_state_equal(adev, adev->pm.dpm.current_ps, adev->pm.dpm.requested_ps, &equal))
> - equal = false;
> - }
> -
> - if (equal)
> - return;
> -
> - if (adev->powerplay.pp_funcs->set_power_state)
> - adev->powerplay.pp_funcs->set_power_state(adev->powerplay.pp_handle);
> -
> - amdgpu_dpm_post_set_power_state(adev);
> -
> - adev->pm.dpm.current_active_crtcs = adev->pm.dpm.new_active_crtcs;
> - adev->pm.dpm.current_active_crtc_count = adev->pm.dpm.new_active_crtc_count;
> -
> - if (adev->powerplay.pp_funcs->force_performance_level) {
> - if (adev->pm.dpm.thermal_active) {
> - enum amd_dpm_forced_level level = adev->pm.dpm.forced_level;
> - /* force low perf level for thermal */
> - amdgpu_dpm_force_performance_level(adev, AMD_DPM_FORCED_LEVEL_LOW);
> - /* save the user's level */
> - adev->pm.dpm.forced_level = level;
> - } else {
> - /* otherwise, user selected level */
> - amdgpu_dpm_force_performance_level(adev, adev->pm.dpm.forced_level);
> - }
> - }
> -}
> -
> -void amdgpu_pm_compute_clocks(struct amdgpu_device *adev)
> +void amdgpu_dpm_compute_clocks(struct amdgpu_device *adev)
> {
> int i = 0;
>
> @@ -1464,9 +481,12 @@ void amdgpu_pm_compute_clocks(struct amdgpu_device *adev)
> amdgpu_fence_wait_empty(ring);
> }
>
> - if (adev->powerplay.pp_funcs->dispatch_tasks) {
> + if ((adev->family == AMDGPU_FAMILY_SI) ||
> + (adev->family == AMDGPU_FAMILY_KV)) {
> + amdgpu_dpm_get_active_displays(adev);
> + adev->powerplay.pp_funcs->change_power_state(adev->powerplay.pp_handle);
Missed this earlier. This also subtly drops the mutex lock (here and
below). Is that intended?
Thanks,
Lijo
> + } else {
> if (!amdgpu_device_has_dc_support(adev)) {
> - mutex_lock(&adev->pm.mutex);
> amdgpu_dpm_get_active_displays(adev);
> adev->pm.pm_display_cfg.num_display = adev->pm.dpm.new_active_crtc_count;
> adev->pm.pm_display_cfg.vrefresh = amdgpu_dpm_get_vrefresh(adev);
> @@ -1480,14 +500,8 @@ void amdgpu_pm_compute_clocks(struct amdgpu_device *adev)
> adev->powerplay.pp_funcs->display_configuration_change(
> adev->powerplay.pp_handle,
> &adev->pm.pm_display_cfg);
> - mutex_unlock(&adev->pm.mutex);
> }
> amdgpu_dpm_dispatch_task(adev, AMD_PP_TASK_DISPLAY_CONFIG_CHANGE, NULL);
> - } else {
> - mutex_lock(&adev->pm.mutex);
> - amdgpu_dpm_get_active_displays(adev);
> - amdgpu_dpm_change_power_state_locked(adev);
> - mutex_unlock(&adev->pm.mutex);
> }
> }
>
> @@ -1505,7 +519,7 @@ void amdgpu_dpm_enable_uvd(struct amdgpu_device *adev, bool enable)
> }
> mutex_unlock(&adev->pm.mutex);
>
> - amdgpu_pm_compute_clocks(adev);
> + amdgpu_dpm_compute_clocks(adev);
> } else {
> ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_UVD, !enable);
> if (ret)
> @@ -1541,7 +555,7 @@ void amdgpu_dpm_enable_vce(struct amdgpu_device *adev, bool enable)
> }
> mutex_unlock(&adev->pm.mutex);
>
> - amdgpu_pm_compute_clocks(adev);
> + amdgpu_dpm_compute_clocks(adev);
> } else {
> ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VCE, !enable);
> if (ret)
> @@ -1550,18 +564,6 @@ void amdgpu_dpm_enable_vce(struct amdgpu_device *adev, bool enable)
> }
> }
>
> -void amdgpu_pm_print_power_states(struct amdgpu_device *adev)
> -{
> - int i;
> -
> - if (adev->powerplay.pp_funcs->print_power_state == NULL)
> - return;
> -
> - for (i = 0; i < adev->pm.dpm.num_ps; i++)
> - amdgpu_dpm_print_power_state(adev, &adev->pm.dpm.ps[i]);
> -
> -}
> -
> void amdgpu_dpm_enable_jpeg(struct amdgpu_device *adev, bool enable)
> {
> int ret = 0;
> @@ -1724,7 +726,7 @@ void amdgpu_dpm_set_power_state(struct amdgpu_device *adev,
> if (adev->powerplay.pp_funcs->dispatch_tasks)
> amdgpu_dpm_dispatch_task(adev, AMD_PP_TASK_ENABLE_USER_STATE, &state);
> else
> - amdgpu_pm_compute_clocks(adev);
> + amdgpu_dpm_compute_clocks(adev);
> }
>
> enum amd_dpm_forced_level amdgpu_dpm_get_performance_level(struct amdgpu_device *adev)
> @@ -1898,7 +900,7 @@ int amdgpu_dpm_set_sclk_od(struct amdgpu_device *adev, uint32_t value)
> AMD_PP_TASK_READJUST_POWER_STATE,
> NULL) == -EOPNOTSUPP) {
> adev->pm.dpm.current_ps = adev->pm.dpm.boot_ps;
> - amdgpu_pm_compute_clocks(adev);
> + amdgpu_dpm_compute_clocks(adev);
> }
>
> return 0;
> @@ -1927,7 +929,7 @@ int amdgpu_dpm_set_mclk_od(struct amdgpu_device *adev, uint32_t value)
> AMD_PP_TASK_READJUST_POWER_STATE,
> NULL) == -EOPNOTSUPP) {
> adev->pm.dpm.current_ps = adev->pm.dpm.boot_ps;
> - amdgpu_pm_compute_clocks(adev);
> + amdgpu_dpm_compute_clocks(adev);
> }
>
> return 0;
> diff --git a/drivers/gpu/drm/amd/pm/inc/amdgpu_dpm.h b/drivers/gpu/drm/amd/pm/inc/amdgpu_dpm.h
> index 01120b302590..89caece4ab3e 100644
> --- a/drivers/gpu/drm/amd/pm/inc/amdgpu_dpm.h
> +++ b/drivers/gpu/drm/amd/pm/inc/amdgpu_dpm.h
> @@ -366,24 +366,10 @@ enum amdgpu_display_gap
> AMDGPU_PM_DISPLAY_GAP_IGNORE = 3,
> };
>
> -void amdgpu_dpm_print_class_info(u32 class, u32 class2);
> -void amdgpu_dpm_print_cap_info(u32 caps);
> -void amdgpu_dpm_print_ps_status(struct amdgpu_device *adev,
> - struct amdgpu_ps *rps);
> u32 amdgpu_dpm_get_vblank_time(struct amdgpu_device *adev);
> int amdgpu_dpm_read_sensor(struct amdgpu_device *adev, enum amd_pp_sensors sensor,
> void *data, uint32_t *size);
>
> -int amdgpu_get_platform_caps(struct amdgpu_device *adev);
> -
> -int amdgpu_parse_extended_power_table(struct amdgpu_device *adev);
> -void amdgpu_free_extended_power_table(struct amdgpu_device *adev);
> -
> -void amdgpu_add_thermal_controller(struct amdgpu_device *adev);
> -
> -struct amd_vce_state*
> -amdgpu_get_vce_clock_state(void *handle, u32 idx);
> -
> int amdgpu_dpm_set_powergating_by_smu(struct amdgpu_device *adev,
> uint32_t block_type, bool gate);
>
> @@ -434,11 +420,10 @@ int amdgpu_dpm_read_sensor(struct amdgpu_device *adev, enum amd_pp_sensors senso
>
> void amdgpu_dpm_thermal_work_handler(struct work_struct *work);
>
> -void amdgpu_pm_compute_clocks(struct amdgpu_device *adev);
> +void amdgpu_dpm_compute_clocks(struct amdgpu_device *adev);
> void amdgpu_dpm_enable_uvd(struct amdgpu_device *adev, bool enable);
> void amdgpu_dpm_enable_vce(struct amdgpu_device *adev, bool enable);
> void amdgpu_dpm_enable_jpeg(struct amdgpu_device *adev, bool enable);
> -void amdgpu_pm_print_power_states(struct amdgpu_device *adev);
> int amdgpu_pm_load_smu_firmware(struct amdgpu_device *adev, uint32_t *smu_version);
> int amdgpu_dpm_set_light_sbr(struct amdgpu_device *adev, bool enable);
> int amdgpu_dpm_send_hbm_bad_pages_num(struct amdgpu_device *adev, uint32_t size);
> diff --git a/drivers/gpu/drm/amd/pm/powerplay/Makefile b/drivers/gpu/drm/amd/pm/powerplay/Makefile
> index 0fb114adc79f..614d8b6a58ad 100644
> --- a/drivers/gpu/drm/amd/pm/powerplay/Makefile
> +++ b/drivers/gpu/drm/amd/pm/powerplay/Makefile
> @@ -28,7 +28,7 @@ AMD_POWERPLAY = $(addsuffix /Makefile,$(addprefix $(FULL_AMD_PATH)/pm/powerplay/
>
> include $(AMD_POWERPLAY)
>
> -POWER_MGR-y = amd_powerplay.o
> +POWER_MGR-y = amd_powerplay.o legacy_dpm.o
>
> POWER_MGR-$(CONFIG_DRM_AMDGPU_CIK)+= kv_dpm.o kv_smc.o
>
> diff --git a/drivers/gpu/drm/amd/pm/powerplay/kv_dpm.c b/drivers/gpu/drm/amd/pm/powerplay/kv_dpm.c
> index 380a5336c74f..eed89835231c 100644
> --- a/drivers/gpu/drm/amd/pm/powerplay/kv_dpm.c
> +++ b/drivers/gpu/drm/amd/pm/powerplay/kv_dpm.c
> @@ -36,6 +36,7 @@
>
> #include "gca/gfx_7_2_d.h"
> #include "gca/gfx_7_2_sh_mask.h"
> +#include "legacy_dpm.h"
>
> #define KV_MAX_DEEPSLEEP_DIVIDER_ID 5
> #define KV_MINIMUM_ENGINE_CLOCK 800
> @@ -3087,7 +3088,7 @@ static int kv_dpm_hw_init(void *handle)
> else
> adev->pm.dpm_enabled = true;
> mutex_unlock(&adev->pm.mutex);
> - amdgpu_pm_compute_clocks(adev);
> + amdgpu_dpm_compute_clocks(adev);
> return ret;
> }
>
> @@ -3135,7 +3136,7 @@ static int kv_dpm_resume(void *handle)
> adev->pm.dpm_enabled = true;
> mutex_unlock(&adev->pm.mutex);
> if (adev->pm.dpm_enabled)
> - amdgpu_pm_compute_clocks(adev);
> + amdgpu_dpm_compute_clocks(adev);
> }
> return 0;
> }
> @@ -3389,6 +3390,7 @@ static const struct amd_pm_funcs kv_dpm_funcs = {
> .get_vce_clock_state = amdgpu_get_vce_clock_state,
> .check_state_equal = kv_check_state_equal,
> .read_sensor = &kv_dpm_read_sensor,
> + .change_power_state = amdgpu_dpm_change_power_state_locked,
> };
>
> static const struct amdgpu_irq_src_funcs kv_dpm_irq_funcs = {
> diff --git a/drivers/gpu/drm/amd/pm/powerplay/legacy_dpm.c b/drivers/gpu/drm/amd/pm/powerplay/legacy_dpm.c
> new file mode 100644
> index 000000000000..67c84b7ad8e7
> --- /dev/null
> +++ b/drivers/gpu/drm/amd/pm/powerplay/legacy_dpm.c
> @@ -0,0 +1,1024 @@
> +/*
> + * Copyright 2021 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 "amdgpu_i2c.h"
> +#include "amdgpu_atombios.h"
> +#include "atom.h"
> +#include "amd_pcie.h"
> +#include "legacy_dpm.h"
> +
> +#define amdgpu_dpm_pre_set_power_state(adev) \
> + ((adev)->powerplay.pp_funcs->pre_set_power_state((adev)->powerplay.pp_handle))
> +
> +#define amdgpu_dpm_post_set_power_state(adev) \
> + ((adev)->powerplay.pp_funcs->post_set_power_state((adev)->powerplay.pp_handle))
> +
> +#define amdgpu_dpm_display_configuration_changed(adev) \
> + ((adev)->powerplay.pp_funcs->display_configuration_changed((adev)->powerplay.pp_handle))
> +
> +#define amdgpu_dpm_print_power_state(adev, ps) \
> + ((adev)->powerplay.pp_funcs->print_power_state((adev)->powerplay.pp_handle, (ps)))
> +
> +#define amdgpu_dpm_vblank_too_short(adev) \
> + ((adev)->powerplay.pp_funcs->vblank_too_short((adev)->powerplay.pp_handle))
> +
> +#define amdgpu_dpm_check_state_equal(adev, cps, rps, equal) \
> + ((adev)->powerplay.pp_funcs->check_state_equal((adev)->powerplay.pp_handle, (cps), (rps), (equal)))
> +
> +void amdgpu_dpm_print_class_info(u32 class, u32 class2)
> +{
> + const char *s;
> +
> + switch (class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) {
> + case ATOM_PPLIB_CLASSIFICATION_UI_NONE:
> + default:
> + s = "none";
> + break;
> + case ATOM_PPLIB_CLASSIFICATION_UI_BATTERY:
> + s = "battery";
> + break;
> + case ATOM_PPLIB_CLASSIFICATION_UI_BALANCED:
> + s = "balanced";
> + break;
> + case ATOM_PPLIB_CLASSIFICATION_UI_PERFORMANCE:
> + s = "performance";
> + break;
> + }
> + printk("\tui class: %s\n", s);
> + printk("\tinternal class:");
> + if (((class & ~ATOM_PPLIB_CLASSIFICATION_UI_MASK) == 0) &&
> + (class2 == 0))
> + pr_cont(" none");
> + else {
> + if (class & ATOM_PPLIB_CLASSIFICATION_BOOT)
> + pr_cont(" boot");
> + if (class & ATOM_PPLIB_CLASSIFICATION_THERMAL)
> + pr_cont(" thermal");
> + if (class & ATOM_PPLIB_CLASSIFICATION_LIMITEDPOWERSOURCE)
> + pr_cont(" limited_pwr");
> + if (class & ATOM_PPLIB_CLASSIFICATION_REST)
> + pr_cont(" rest");
> + if (class & ATOM_PPLIB_CLASSIFICATION_FORCED)
> + pr_cont(" forced");
> + if (class & ATOM_PPLIB_CLASSIFICATION_3DPERFORMANCE)
> + pr_cont(" 3d_perf");
> + if (class & ATOM_PPLIB_CLASSIFICATION_OVERDRIVETEMPLATE)
> + pr_cont(" ovrdrv");
> + if (class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE)
> + pr_cont(" uvd");
> + if (class & ATOM_PPLIB_CLASSIFICATION_3DLOW)
> + pr_cont(" 3d_low");
> + if (class & ATOM_PPLIB_CLASSIFICATION_ACPI)
> + pr_cont(" acpi");
> + if (class & ATOM_PPLIB_CLASSIFICATION_HD2STATE)
> + pr_cont(" uvd_hd2");
> + if (class & ATOM_PPLIB_CLASSIFICATION_HDSTATE)
> + pr_cont(" uvd_hd");
> + if (class & ATOM_PPLIB_CLASSIFICATION_SDSTATE)
> + pr_cont(" uvd_sd");
> + if (class2 & ATOM_PPLIB_CLASSIFICATION2_LIMITEDPOWERSOURCE_2)
> + pr_cont(" limited_pwr2");
> + if (class2 & ATOM_PPLIB_CLASSIFICATION2_ULV)
> + pr_cont(" ulv");
> + if (class2 & ATOM_PPLIB_CLASSIFICATION2_MVC)
> + pr_cont(" uvd_mvc");
> + }
> + pr_cont("\n");
> +}
> +
> +void amdgpu_dpm_print_cap_info(u32 caps)
> +{
> + printk("\tcaps:");
> + if (caps & ATOM_PPLIB_SINGLE_DISPLAY_ONLY)
> + pr_cont(" single_disp");
> + if (caps & ATOM_PPLIB_SUPPORTS_VIDEO_PLAYBACK)
> + pr_cont(" video");
> + if (caps & ATOM_PPLIB_DISALLOW_ON_DC)
> + pr_cont(" no_dc");
> + pr_cont("\n");
> +}
> +
> +void amdgpu_dpm_print_ps_status(struct amdgpu_device *adev,
> + struct amdgpu_ps *rps)
> +{
> + printk("\tstatus:");
> + if (rps == adev->pm.dpm.current_ps)
> + pr_cont(" c");
> + if (rps == adev->pm.dpm.requested_ps)
> + pr_cont(" r");
> + if (rps == adev->pm.dpm.boot_ps)
> + pr_cont(" b");
> + pr_cont("\n");
> +}
> +
> +void amdgpu_pm_print_power_states(struct amdgpu_device *adev)
> +{
> + int i;
> +
> + if (adev->powerplay.pp_funcs->print_power_state == NULL)
> + return;
> +
> + for (i = 0; i < adev->pm.dpm.num_ps; i++)
> + amdgpu_dpm_print_power_state(adev, &adev->pm.dpm.ps[i]);
> +
> +}
> +
> +union power_info {
> + struct _ATOM_POWERPLAY_INFO info;
> + struct _ATOM_POWERPLAY_INFO_V2 info_2;
> + struct _ATOM_POWERPLAY_INFO_V3 info_3;
> + struct _ATOM_PPLIB_POWERPLAYTABLE pplib;
> + struct _ATOM_PPLIB_POWERPLAYTABLE2 pplib2;
> + struct _ATOM_PPLIB_POWERPLAYTABLE3 pplib3;
> + struct _ATOM_PPLIB_POWERPLAYTABLE4 pplib4;
> + struct _ATOM_PPLIB_POWERPLAYTABLE5 pplib5;
> +};
> +
> +int amdgpu_get_platform_caps(struct amdgpu_device *adev)
> +{
> + struct amdgpu_mode_info *mode_info = &adev->mode_info;
> + union power_info *power_info;
> + int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
> + u16 data_offset;
> + u8 frev, crev;
> +
> + if (!amdgpu_atom_parse_data_header(mode_info->atom_context, index, NULL,
> + &frev, &crev, &data_offset))
> + return -EINVAL;
> + power_info = (union power_info *)(mode_info->atom_context->bios + data_offset);
> +
> + adev->pm.dpm.platform_caps = le32_to_cpu(power_info->pplib.ulPlatformCaps);
> + adev->pm.dpm.backbias_response_time = le16_to_cpu(power_info->pplib.usBackbiasTime);
> + adev->pm.dpm.voltage_response_time = le16_to_cpu(power_info->pplib.usVoltageTime);
> +
> + return 0;
> +}
> +
> +union fan_info {
> + struct _ATOM_PPLIB_FANTABLE fan;
> + struct _ATOM_PPLIB_FANTABLE2 fan2;
> + struct _ATOM_PPLIB_FANTABLE3 fan3;
> +};
> +
> +static int amdgpu_parse_clk_voltage_dep_table(struct amdgpu_clock_voltage_dependency_table *amdgpu_table,
> + ATOM_PPLIB_Clock_Voltage_Dependency_Table *atom_table)
> +{
> + u32 size = atom_table->ucNumEntries *
> + sizeof(struct amdgpu_clock_voltage_dependency_entry);
> + int i;
> + ATOM_PPLIB_Clock_Voltage_Dependency_Record *entry;
> +
> + amdgpu_table->entries = kzalloc(size, GFP_KERNEL);
> + if (!amdgpu_table->entries)
> + return -ENOMEM;
> +
> + entry = &atom_table->entries[0];
> + for (i = 0; i < atom_table->ucNumEntries; i++) {
> + amdgpu_table->entries[i].clk = le16_to_cpu(entry->usClockLow) |
> + (entry->ucClockHigh << 16);
> + amdgpu_table->entries[i].v = le16_to_cpu(entry->usVoltage);
> + entry = (ATOM_PPLIB_Clock_Voltage_Dependency_Record *)
> + ((u8 *)entry + sizeof(ATOM_PPLIB_Clock_Voltage_Dependency_Record));
> + }
> + amdgpu_table->count = atom_table->ucNumEntries;
> +
> + return 0;
> +}
> +
> +/* sizeof(ATOM_PPLIB_EXTENDEDHEADER) */
> +#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V2 12
> +#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V3 14
> +#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V4 16
> +#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V5 18
> +#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V6 20
> +#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V7 22
> +#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V8 24
> +#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V9 26
> +
> +int amdgpu_parse_extended_power_table(struct amdgpu_device *adev)
> +{
> + struct amdgpu_mode_info *mode_info = &adev->mode_info;
> + union power_info *power_info;
> + union fan_info *fan_info;
> + ATOM_PPLIB_Clock_Voltage_Dependency_Table *dep_table;
> + int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
> + u16 data_offset;
> + u8 frev, crev;
> + int ret, i;
> +
> + if (!amdgpu_atom_parse_data_header(mode_info->atom_context, index, NULL,
> + &frev, &crev, &data_offset))
> + return -EINVAL;
> + power_info = (union power_info *)(mode_info->atom_context->bios + data_offset);
> +
> + /* fan table */
> + if (le16_to_cpu(power_info->pplib.usTableSize) >=
> + sizeof(struct _ATOM_PPLIB_POWERPLAYTABLE3)) {
> + if (power_info->pplib3.usFanTableOffset) {
> + fan_info = (union fan_info *)(mode_info->atom_context->bios + data_offset +
> + le16_to_cpu(power_info->pplib3.usFanTableOffset));
> + adev->pm.dpm.fan.t_hyst = fan_info->fan.ucTHyst;
> + adev->pm.dpm.fan.t_min = le16_to_cpu(fan_info->fan.usTMin);
> + adev->pm.dpm.fan.t_med = le16_to_cpu(fan_info->fan.usTMed);
> + adev->pm.dpm.fan.t_high = le16_to_cpu(fan_info->fan.usTHigh);
> + adev->pm.dpm.fan.pwm_min = le16_to_cpu(fan_info->fan.usPWMMin);
> + adev->pm.dpm.fan.pwm_med = le16_to_cpu(fan_info->fan.usPWMMed);
> + adev->pm.dpm.fan.pwm_high = le16_to_cpu(fan_info->fan.usPWMHigh);
> + if (fan_info->fan.ucFanTableFormat >= 2)
> + adev->pm.dpm.fan.t_max = le16_to_cpu(fan_info->fan2.usTMax);
> + else
> + adev->pm.dpm.fan.t_max = 10900;
> + adev->pm.dpm.fan.cycle_delay = 100000;
> + if (fan_info->fan.ucFanTableFormat >= 3) {
> + adev->pm.dpm.fan.control_mode = fan_info->fan3.ucFanControlMode;
> + adev->pm.dpm.fan.default_max_fan_pwm =
> + le16_to_cpu(fan_info->fan3.usFanPWMMax);
> + adev->pm.dpm.fan.default_fan_output_sensitivity = 4836;
> + adev->pm.dpm.fan.fan_output_sensitivity =
> + le16_to_cpu(fan_info->fan3.usFanOutputSensitivity);
> + }
> + adev->pm.dpm.fan.ucode_fan_control = true;
> + }
> + }
> +
> + /* clock dependancy tables, shedding tables */
> + if (le16_to_cpu(power_info->pplib.usTableSize) >=
> + sizeof(struct _ATOM_PPLIB_POWERPLAYTABLE4)) {
> + if (power_info->pplib4.usVddcDependencyOnSCLKOffset) {
> + dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *)
> + (mode_info->atom_context->bios + data_offset +
> + le16_to_cpu(power_info->pplib4.usVddcDependencyOnSCLKOffset));
> + ret = amdgpu_parse_clk_voltage_dep_table(&adev->pm.dpm.dyn_state.vddc_dependency_on_sclk,
> + dep_table);
> + if (ret) {
> + amdgpu_free_extended_power_table(adev);
> + return ret;
> + }
> + }
> + if (power_info->pplib4.usVddciDependencyOnMCLKOffset) {
> + dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *)
> + (mode_info->atom_context->bios + data_offset +
> + le16_to_cpu(power_info->pplib4.usVddciDependencyOnMCLKOffset));
> + ret = amdgpu_parse_clk_voltage_dep_table(&adev->pm.dpm.dyn_state.vddci_dependency_on_mclk,
> + dep_table);
> + if (ret) {
> + amdgpu_free_extended_power_table(adev);
> + return ret;
> + }
> + }
> + if (power_info->pplib4.usVddcDependencyOnMCLKOffset) {
> + dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *)
> + (mode_info->atom_context->bios + data_offset +
> + le16_to_cpu(power_info->pplib4.usVddcDependencyOnMCLKOffset));
> + ret = amdgpu_parse_clk_voltage_dep_table(&adev->pm.dpm.dyn_state.vddc_dependency_on_mclk,
> + dep_table);
> + if (ret) {
> + amdgpu_free_extended_power_table(adev);
> + return ret;
> + }
> + }
> + if (power_info->pplib4.usMvddDependencyOnMCLKOffset) {
> + dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *)
> + (mode_info->atom_context->bios + data_offset +
> + le16_to_cpu(power_info->pplib4.usMvddDependencyOnMCLKOffset));
> + ret = amdgpu_parse_clk_voltage_dep_table(&adev->pm.dpm.dyn_state.mvdd_dependency_on_mclk,
> + dep_table);
> + if (ret) {
> + amdgpu_free_extended_power_table(adev);
> + return ret;
> + }
> + }
> + if (power_info->pplib4.usMaxClockVoltageOnDCOffset) {
> + ATOM_PPLIB_Clock_Voltage_Limit_Table *clk_v =
> + (ATOM_PPLIB_Clock_Voltage_Limit_Table *)
> + (mode_info->atom_context->bios + data_offset +
> + le16_to_cpu(power_info->pplib4.usMaxClockVoltageOnDCOffset));
> + if (clk_v->ucNumEntries) {
> + adev->pm.dpm.dyn_state.max_clock_voltage_on_dc.sclk =
> + le16_to_cpu(clk_v->entries[0].usSclkLow) |
> + (clk_v->entries[0].ucSclkHigh << 16);
> + adev->pm.dpm.dyn_state.max_clock_voltage_on_dc.mclk =
> + le16_to_cpu(clk_v->entries[0].usMclkLow) |
> + (clk_v->entries[0].ucMclkHigh << 16);
> + adev->pm.dpm.dyn_state.max_clock_voltage_on_dc.vddc =
> + le16_to_cpu(clk_v->entries[0].usVddc);
> + adev->pm.dpm.dyn_state.max_clock_voltage_on_dc.vddci =
> + le16_to_cpu(clk_v->entries[0].usVddci);
> + }
> + }
> + if (power_info->pplib4.usVddcPhaseShedLimitsTableOffset) {
> + ATOM_PPLIB_PhaseSheddingLimits_Table *psl =
> + (ATOM_PPLIB_PhaseSheddingLimits_Table *)
> + (mode_info->atom_context->bios + data_offset +
> + le16_to_cpu(power_info->pplib4.usVddcPhaseShedLimitsTableOffset));
> + ATOM_PPLIB_PhaseSheddingLimits_Record *entry;
> +
> + adev->pm.dpm.dyn_state.phase_shedding_limits_table.entries =
> + kcalloc(psl->ucNumEntries,
> + sizeof(struct amdgpu_phase_shedding_limits_entry),
> + GFP_KERNEL);
> + if (!adev->pm.dpm.dyn_state.phase_shedding_limits_table.entries) {
> + amdgpu_free_extended_power_table(adev);
> + return -ENOMEM;
> + }
> +
> + entry = &psl->entries[0];
> + for (i = 0; i < psl->ucNumEntries; i++) {
> + adev->pm.dpm.dyn_state.phase_shedding_limits_table.entries[i].sclk =
> + le16_to_cpu(entry->usSclkLow) | (entry->ucSclkHigh << 16);
> + adev->pm.dpm.dyn_state.phase_shedding_limits_table.entries[i].mclk =
> + le16_to_cpu(entry->usMclkLow) | (entry->ucMclkHigh << 16);
> + adev->pm.dpm.dyn_state.phase_shedding_limits_table.entries[i].voltage =
> + le16_to_cpu(entry->usVoltage);
> + entry = (ATOM_PPLIB_PhaseSheddingLimits_Record *)
> + ((u8 *)entry + sizeof(ATOM_PPLIB_PhaseSheddingLimits_Record));
> + }
> + adev->pm.dpm.dyn_state.phase_shedding_limits_table.count =
> + psl->ucNumEntries;
> + }
> + }
> +
> + /* cac data */
> + if (le16_to_cpu(power_info->pplib.usTableSize) >=
> + sizeof(struct _ATOM_PPLIB_POWERPLAYTABLE5)) {
> + adev->pm.dpm.tdp_limit = le32_to_cpu(power_info->pplib5.ulTDPLimit);
> + adev->pm.dpm.near_tdp_limit = le32_to_cpu(power_info->pplib5.ulNearTDPLimit);
> + adev->pm.dpm.near_tdp_limit_adjusted = adev->pm.dpm.near_tdp_limit;
> + adev->pm.dpm.tdp_od_limit = le16_to_cpu(power_info->pplib5.usTDPODLimit);
> + if (adev->pm.dpm.tdp_od_limit)
> + adev->pm.dpm.power_control = true;
> + else
> + adev->pm.dpm.power_control = false;
> + adev->pm.dpm.tdp_adjustment = 0;
> + adev->pm.dpm.sq_ramping_threshold = le32_to_cpu(power_info->pplib5.ulSQRampingThreshold);
> + adev->pm.dpm.cac_leakage = le32_to_cpu(power_info->pplib5.ulCACLeakage);
> + adev->pm.dpm.load_line_slope = le16_to_cpu(power_info->pplib5.usLoadLineSlope);
> + if (power_info->pplib5.usCACLeakageTableOffset) {
> + ATOM_PPLIB_CAC_Leakage_Table *cac_table =
> + (ATOM_PPLIB_CAC_Leakage_Table *)
> + (mode_info->atom_context->bios + data_offset +
> + le16_to_cpu(power_info->pplib5.usCACLeakageTableOffset));
> + ATOM_PPLIB_CAC_Leakage_Record *entry;
> + u32 size = cac_table->ucNumEntries * sizeof(struct amdgpu_cac_leakage_table);
> + adev->pm.dpm.dyn_state.cac_leakage_table.entries = kzalloc(size, GFP_KERNEL);
> + if (!adev->pm.dpm.dyn_state.cac_leakage_table.entries) {
> + amdgpu_free_extended_power_table(adev);
> + return -ENOMEM;
> + }
> + entry = &cac_table->entries[0];
> + for (i = 0; i < cac_table->ucNumEntries; i++) {
> + if (adev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_EVV) {
> + adev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc1 =
> + le16_to_cpu(entry->usVddc1);
> + adev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc2 =
> + le16_to_cpu(entry->usVddc2);
> + adev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc3 =
> + le16_to_cpu(entry->usVddc3);
> + } else {
> + adev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc =
> + le16_to_cpu(entry->usVddc);
> + adev->pm.dpm.dyn_state.cac_leakage_table.entries[i].leakage =
> + le32_to_cpu(entry->ulLeakageValue);
> + }
> + entry = (ATOM_PPLIB_CAC_Leakage_Record *)
> + ((u8 *)entry + sizeof(ATOM_PPLIB_CAC_Leakage_Record));
> + }
> + adev->pm.dpm.dyn_state.cac_leakage_table.count = cac_table->ucNumEntries;
> + }
> + }
> +
> + /* ext tables */
> + if (le16_to_cpu(power_info->pplib.usTableSize) >=
> + sizeof(struct _ATOM_PPLIB_POWERPLAYTABLE3)) {
> + ATOM_PPLIB_EXTENDEDHEADER *ext_hdr = (ATOM_PPLIB_EXTENDEDHEADER *)
> + (mode_info->atom_context->bios + data_offset +
> + le16_to_cpu(power_info->pplib3.usExtendendedHeaderOffset));
> + if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V2) &&
> + ext_hdr->usVCETableOffset) {
> + VCEClockInfoArray *array = (VCEClockInfoArray *)
> + (mode_info->atom_context->bios + data_offset +
> + le16_to_cpu(ext_hdr->usVCETableOffset) + 1);
> + ATOM_PPLIB_VCE_Clock_Voltage_Limit_Table *limits =
> + (ATOM_PPLIB_VCE_Clock_Voltage_Limit_Table *)
> + (mode_info->atom_context->bios + data_offset +
> + le16_to_cpu(ext_hdr->usVCETableOffset) + 1 +
> + 1 + array->ucNumEntries * sizeof(VCEClockInfo));
> + ATOM_PPLIB_VCE_State_Table *states =
> + (ATOM_PPLIB_VCE_State_Table *)
> + (mode_info->atom_context->bios + data_offset +
> + le16_to_cpu(ext_hdr->usVCETableOffset) + 1 +
> + 1 + (array->ucNumEntries * sizeof (VCEClockInfo)) +
> + 1 + (limits->numEntries * sizeof(ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record)));
> + ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record *entry;
> + ATOM_PPLIB_VCE_State_Record *state_entry;
> + VCEClockInfo *vce_clk;
> + u32 size = limits->numEntries *
> + sizeof(struct amdgpu_vce_clock_voltage_dependency_entry);
> + adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries =
> + kzalloc(size, GFP_KERNEL);
> + if (!adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries) {
> + amdgpu_free_extended_power_table(adev);
> + return -ENOMEM;
> + }
> + adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.count =
> + limits->numEntries;
> + entry = &limits->entries[0];
> + state_entry = &states->entries[0];
> + for (i = 0; i < limits->numEntries; i++) {
> + vce_clk = (VCEClockInfo *)
> + ((u8 *)&array->entries[0] +
> + (entry->ucVCEClockInfoIndex * sizeof(VCEClockInfo)));
> + adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[i].evclk =
> + le16_to_cpu(vce_clk->usEVClkLow) | (vce_clk->ucEVClkHigh << 16);
> + adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[i].ecclk =
> + le16_to_cpu(vce_clk->usECClkLow) | (vce_clk->ucECClkHigh << 16);
> + adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[i].v =
> + le16_to_cpu(entry->usVoltage);
> + entry = (ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record *)
> + ((u8 *)entry + sizeof(ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record));
> + }
> + adev->pm.dpm.num_of_vce_states =
> + states->numEntries > AMD_MAX_VCE_LEVELS ?
> + AMD_MAX_VCE_LEVELS : states->numEntries;
> + for (i = 0; i < adev->pm.dpm.num_of_vce_states; i++) {
> + vce_clk = (VCEClockInfo *)
> + ((u8 *)&array->entries[0] +
> + (state_entry->ucVCEClockInfoIndex * sizeof(VCEClockInfo)));
> + adev->pm.dpm.vce_states[i].evclk =
> + le16_to_cpu(vce_clk->usEVClkLow) | (vce_clk->ucEVClkHigh << 16);
> + adev->pm.dpm.vce_states[i].ecclk =
> + le16_to_cpu(vce_clk->usECClkLow) | (vce_clk->ucECClkHigh << 16);
> + adev->pm.dpm.vce_states[i].clk_idx =
> + state_entry->ucClockInfoIndex & 0x3f;
> + adev->pm.dpm.vce_states[i].pstate =
> + (state_entry->ucClockInfoIndex & 0xc0) >> 6;
> + state_entry = (ATOM_PPLIB_VCE_State_Record *)
> + ((u8 *)state_entry + sizeof(ATOM_PPLIB_VCE_State_Record));
> + }
> + }
> + if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V3) &&
> + ext_hdr->usUVDTableOffset) {
> + UVDClockInfoArray *array = (UVDClockInfoArray *)
> + (mode_info->atom_context->bios + data_offset +
> + le16_to_cpu(ext_hdr->usUVDTableOffset) + 1);
> + ATOM_PPLIB_UVD_Clock_Voltage_Limit_Table *limits =
> + (ATOM_PPLIB_UVD_Clock_Voltage_Limit_Table *)
> + (mode_info->atom_context->bios + data_offset +
> + le16_to_cpu(ext_hdr->usUVDTableOffset) + 1 +
> + 1 + (array->ucNumEntries * sizeof (UVDClockInfo)));
> + ATOM_PPLIB_UVD_Clock_Voltage_Limit_Record *entry;
> + u32 size = limits->numEntries *
> + sizeof(struct amdgpu_uvd_clock_voltage_dependency_entry);
> + adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries =
> + kzalloc(size, GFP_KERNEL);
> + if (!adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries) {
> + amdgpu_free_extended_power_table(adev);
> + return -ENOMEM;
> + }
> + adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count =
> + limits->numEntries;
> + entry = &limits->entries[0];
> + for (i = 0; i < limits->numEntries; i++) {
> + UVDClockInfo *uvd_clk = (UVDClockInfo *)
> + ((u8 *)&array->entries[0] +
> + (entry->ucUVDClockInfoIndex * sizeof(UVDClockInfo)));
> + adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[i].vclk =
> + le16_to_cpu(uvd_clk->usVClkLow) | (uvd_clk->ucVClkHigh << 16);
> + adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[i].dclk =
> + le16_to_cpu(uvd_clk->usDClkLow) | (uvd_clk->ucDClkHigh << 16);
> + adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[i].v =
> + le16_to_cpu(entry->usVoltage);
> + entry = (ATOM_PPLIB_UVD_Clock_Voltage_Limit_Record *)
> + ((u8 *)entry + sizeof(ATOM_PPLIB_UVD_Clock_Voltage_Limit_Record));
> + }
> + }
> + if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V4) &&
> + ext_hdr->usSAMUTableOffset) {
> + ATOM_PPLIB_SAMClk_Voltage_Limit_Table *limits =
> + (ATOM_PPLIB_SAMClk_Voltage_Limit_Table *)
> + (mode_info->atom_context->bios + data_offset +
> + le16_to_cpu(ext_hdr->usSAMUTableOffset) + 1);
> + ATOM_PPLIB_SAMClk_Voltage_Limit_Record *entry;
> + u32 size = limits->numEntries *
> + sizeof(struct amdgpu_clock_voltage_dependency_entry);
> + adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries =
> + kzalloc(size, GFP_KERNEL);
> + if (!adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries) {
> + amdgpu_free_extended_power_table(adev);
> + return -ENOMEM;
> + }
> + adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.count =
> + limits->numEntries;
> + entry = &limits->entries[0];
> + for (i = 0; i < limits->numEntries; i++) {
> + adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[i].clk =
> + le16_to_cpu(entry->usSAMClockLow) | (entry->ucSAMClockHigh << 16);
> + adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[i].v =
> + le16_to_cpu(entry->usVoltage);
> + entry = (ATOM_PPLIB_SAMClk_Voltage_Limit_Record *)
> + ((u8 *)entry + sizeof(ATOM_PPLIB_SAMClk_Voltage_Limit_Record));
> + }
> + }
> + if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V5) &&
> + ext_hdr->usPPMTableOffset) {
> + ATOM_PPLIB_PPM_Table *ppm = (ATOM_PPLIB_PPM_Table *)
> + (mode_info->atom_context->bios + data_offset +
> + le16_to_cpu(ext_hdr->usPPMTableOffset));
> + adev->pm.dpm.dyn_state.ppm_table =
> + kzalloc(sizeof(struct amdgpu_ppm_table), GFP_KERNEL);
> + if (!adev->pm.dpm.dyn_state.ppm_table) {
> + amdgpu_free_extended_power_table(adev);
> + return -ENOMEM;
> + }
> + adev->pm.dpm.dyn_state.ppm_table->ppm_design = ppm->ucPpmDesign;
> + adev->pm.dpm.dyn_state.ppm_table->cpu_core_number =
> + le16_to_cpu(ppm->usCpuCoreNumber);
> + adev->pm.dpm.dyn_state.ppm_table->platform_tdp =
> + le32_to_cpu(ppm->ulPlatformTDP);
> + adev->pm.dpm.dyn_state.ppm_table->small_ac_platform_tdp =
> + le32_to_cpu(ppm->ulSmallACPlatformTDP);
> + adev->pm.dpm.dyn_state.ppm_table->platform_tdc =
> + le32_to_cpu(ppm->ulPlatformTDC);
> + adev->pm.dpm.dyn_state.ppm_table->small_ac_platform_tdc =
> + le32_to_cpu(ppm->ulSmallACPlatformTDC);
> + adev->pm.dpm.dyn_state.ppm_table->apu_tdp =
> + le32_to_cpu(ppm->ulApuTDP);
> + adev->pm.dpm.dyn_state.ppm_table->dgpu_tdp =
> + le32_to_cpu(ppm->ulDGpuTDP);
> + adev->pm.dpm.dyn_state.ppm_table->dgpu_ulv_power =
> + le32_to_cpu(ppm->ulDGpuUlvPower);
> + adev->pm.dpm.dyn_state.ppm_table->tj_max =
> + le32_to_cpu(ppm->ulTjmax);
> + }
> + if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V6) &&
> + ext_hdr->usACPTableOffset) {
> + ATOM_PPLIB_ACPClk_Voltage_Limit_Table *limits =
> + (ATOM_PPLIB_ACPClk_Voltage_Limit_Table *)
> + (mode_info->atom_context->bios + data_offset +
> + le16_to_cpu(ext_hdr->usACPTableOffset) + 1);
> + ATOM_PPLIB_ACPClk_Voltage_Limit_Record *entry;
> + u32 size = limits->numEntries *
> + sizeof(struct amdgpu_clock_voltage_dependency_entry);
> + adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries =
> + kzalloc(size, GFP_KERNEL);
> + if (!adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries) {
> + amdgpu_free_extended_power_table(adev);
> + return -ENOMEM;
> + }
> + adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.count =
> + limits->numEntries;
> + entry = &limits->entries[0];
> + for (i = 0; i < limits->numEntries; i++) {
> + adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[i].clk =
> + le16_to_cpu(entry->usACPClockLow) | (entry->ucACPClockHigh << 16);
> + adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[i].v =
> + le16_to_cpu(entry->usVoltage);
> + entry = (ATOM_PPLIB_ACPClk_Voltage_Limit_Record *)
> + ((u8 *)entry + sizeof(ATOM_PPLIB_ACPClk_Voltage_Limit_Record));
> + }
> + }
> + if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V7) &&
> + ext_hdr->usPowerTuneTableOffset) {
> + u8 rev = *(u8 *)(mode_info->atom_context->bios + data_offset +
> + le16_to_cpu(ext_hdr->usPowerTuneTableOffset));
> + ATOM_PowerTune_Table *pt;
> + adev->pm.dpm.dyn_state.cac_tdp_table =
> + kzalloc(sizeof(struct amdgpu_cac_tdp_table), GFP_KERNEL);
> + if (!adev->pm.dpm.dyn_state.cac_tdp_table) {
> + amdgpu_free_extended_power_table(adev);
> + return -ENOMEM;
> + }
> + if (rev > 0) {
> + ATOM_PPLIB_POWERTUNE_Table_V1 *ppt = (ATOM_PPLIB_POWERTUNE_Table_V1 *)
> + (mode_info->atom_context->bios + data_offset +
> + le16_to_cpu(ext_hdr->usPowerTuneTableOffset));
> + adev->pm.dpm.dyn_state.cac_tdp_table->maximum_power_delivery_limit =
> + ppt->usMaximumPowerDeliveryLimit;
> + pt = &ppt->power_tune_table;
> + } else {
> + ATOM_PPLIB_POWERTUNE_Table *ppt = (ATOM_PPLIB_POWERTUNE_Table *)
> + (mode_info->atom_context->bios + data_offset +
> + le16_to_cpu(ext_hdr->usPowerTuneTableOffset));
> + adev->pm.dpm.dyn_state.cac_tdp_table->maximum_power_delivery_limit = 255;
> + pt = &ppt->power_tune_table;
> + }
> + adev->pm.dpm.dyn_state.cac_tdp_table->tdp = le16_to_cpu(pt->usTDP);
> + adev->pm.dpm.dyn_state.cac_tdp_table->configurable_tdp =
> + le16_to_cpu(pt->usConfigurableTDP);
> + adev->pm.dpm.dyn_state.cac_tdp_table->tdc = le16_to_cpu(pt->usTDC);
> + adev->pm.dpm.dyn_state.cac_tdp_table->battery_power_limit =
> + le16_to_cpu(pt->usBatteryPowerLimit);
> + adev->pm.dpm.dyn_state.cac_tdp_table->small_power_limit =
> + le16_to_cpu(pt->usSmallPowerLimit);
> + adev->pm.dpm.dyn_state.cac_tdp_table->low_cac_leakage =
> + le16_to_cpu(pt->usLowCACLeakage);
> + adev->pm.dpm.dyn_state.cac_tdp_table->high_cac_leakage =
> + le16_to_cpu(pt->usHighCACLeakage);
> + }
> + if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V8) &&
> + ext_hdr->usSclkVddgfxTableOffset) {
> + dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *)
> + (mode_info->atom_context->bios + data_offset +
> + le16_to_cpu(ext_hdr->usSclkVddgfxTableOffset));
> + ret = amdgpu_parse_clk_voltage_dep_table(
> + &adev->pm.dpm.dyn_state.vddgfx_dependency_on_sclk,
> + dep_table);
> + if (ret) {
> + kfree(adev->pm.dpm.dyn_state.vddgfx_dependency_on_sclk.entries);
> + return ret;
> + }
> + }
> + }
> +
> + return 0;
> +}
> +
> +void amdgpu_free_extended_power_table(struct amdgpu_device *adev)
> +{
> + struct amdgpu_dpm_dynamic_state *dyn_state = &adev->pm.dpm.dyn_state;
> +
> + kfree(dyn_state->vddc_dependency_on_sclk.entries);
> + kfree(dyn_state->vddci_dependency_on_mclk.entries);
> + kfree(dyn_state->vddc_dependency_on_mclk.entries);
> + kfree(dyn_state->mvdd_dependency_on_mclk.entries);
> + kfree(dyn_state->cac_leakage_table.entries);
> + kfree(dyn_state->phase_shedding_limits_table.entries);
> + kfree(dyn_state->ppm_table);
> + kfree(dyn_state->cac_tdp_table);
> + kfree(dyn_state->vce_clock_voltage_dependency_table.entries);
> + kfree(dyn_state->uvd_clock_voltage_dependency_table.entries);
> + kfree(dyn_state->samu_clock_voltage_dependency_table.entries);
> + kfree(dyn_state->acp_clock_voltage_dependency_table.entries);
> + kfree(dyn_state->vddgfx_dependency_on_sclk.entries);
> +}
> +
> +static const char *pp_lib_thermal_controller_names[] = {
> + "NONE",
> + "lm63",
> + "adm1032",
> + "adm1030",
> + "max6649",
> + "lm64",
> + "f75375",
> + "RV6xx",
> + "RV770",
> + "adt7473",
> + "NONE",
> + "External GPIO",
> + "Evergreen",
> + "emc2103",
> + "Sumo",
> + "Northern Islands",
> + "Southern Islands",
> + "lm96163",
> + "Sea Islands",
> + "Kaveri/Kabini",
> +};
> +
> +void amdgpu_add_thermal_controller(struct amdgpu_device *adev)
> +{
> + struct amdgpu_mode_info *mode_info = &adev->mode_info;
> + ATOM_PPLIB_POWERPLAYTABLE *power_table;
> + int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
> + ATOM_PPLIB_THERMALCONTROLLER *controller;
> + struct amdgpu_i2c_bus_rec i2c_bus;
> + u16 data_offset;
> + u8 frev, crev;
> +
> + if (!amdgpu_atom_parse_data_header(mode_info->atom_context, index, NULL,
> + &frev, &crev, &data_offset))
> + return;
> + power_table = (ATOM_PPLIB_POWERPLAYTABLE *)
> + (mode_info->atom_context->bios + data_offset);
> + controller = &power_table->sThermalController;
> +
> + /* add the i2c bus for thermal/fan chip */
> + if (controller->ucType > 0) {
> + if (controller->ucFanParameters & ATOM_PP_FANPARAMETERS_NOFAN)
> + adev->pm.no_fan = true;
> + adev->pm.fan_pulses_per_revolution =
> + controller->ucFanParameters & ATOM_PP_FANPARAMETERS_TACHOMETER_PULSES_PER_REVOLUTION_MASK;
> + if (adev->pm.fan_pulses_per_revolution) {
> + adev->pm.fan_min_rpm = controller->ucFanMinRPM;
> + adev->pm.fan_max_rpm = controller->ucFanMaxRPM;
> + }
> + if (controller->ucType == ATOM_PP_THERMALCONTROLLER_RV6xx) {
> + DRM_INFO("Internal thermal controller %s fan control\n",
> + (controller->ucFanParameters &
> + ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
> + adev->pm.int_thermal_type = THERMAL_TYPE_RV6XX;
> + } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_RV770) {
> + DRM_INFO("Internal thermal controller %s fan control\n",
> + (controller->ucFanParameters &
> + ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
> + adev->pm.int_thermal_type = THERMAL_TYPE_RV770;
> + } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_EVERGREEN) {
> + DRM_INFO("Internal thermal controller %s fan control\n",
> + (controller->ucFanParameters &
> + ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
> + adev->pm.int_thermal_type = THERMAL_TYPE_EVERGREEN;
> + } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_SUMO) {
> + DRM_INFO("Internal thermal controller %s fan control\n",
> + (controller->ucFanParameters &
> + ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
> + adev->pm.int_thermal_type = THERMAL_TYPE_SUMO;
> + } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_NISLANDS) {
> + DRM_INFO("Internal thermal controller %s fan control\n",
> + (controller->ucFanParameters &
> + ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
> + adev->pm.int_thermal_type = THERMAL_TYPE_NI;
> + } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_SISLANDS) {
> + DRM_INFO("Internal thermal controller %s fan control\n",
> + (controller->ucFanParameters &
> + ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
> + adev->pm.int_thermal_type = THERMAL_TYPE_SI;
> + } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_CISLANDS) {
> + DRM_INFO("Internal thermal controller %s fan control\n",
> + (controller->ucFanParameters &
> + ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
> + adev->pm.int_thermal_type = THERMAL_TYPE_CI;
> + } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_KAVERI) {
> + DRM_INFO("Internal thermal controller %s fan control\n",
> + (controller->ucFanParameters &
> + ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
> + adev->pm.int_thermal_type = THERMAL_TYPE_KV;
> + } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_EXTERNAL_GPIO) {
> + DRM_INFO("External GPIO thermal controller %s fan control\n",
> + (controller->ucFanParameters &
> + ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
> + adev->pm.int_thermal_type = THERMAL_TYPE_EXTERNAL_GPIO;
> + } else if (controller->ucType ==
> + ATOM_PP_THERMALCONTROLLER_ADT7473_WITH_INTERNAL) {
> + DRM_INFO("ADT7473 with internal thermal controller %s fan control\n",
> + (controller->ucFanParameters &
> + ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
> + adev->pm.int_thermal_type = THERMAL_TYPE_ADT7473_WITH_INTERNAL;
> + } else if (controller->ucType ==
> + ATOM_PP_THERMALCONTROLLER_EMC2103_WITH_INTERNAL) {
> + DRM_INFO("EMC2103 with internal thermal controller %s fan control\n",
> + (controller->ucFanParameters &
> + ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
> + adev->pm.int_thermal_type = THERMAL_TYPE_EMC2103_WITH_INTERNAL;
> + } else if (controller->ucType < ARRAY_SIZE(pp_lib_thermal_controller_names)) {
> + DRM_INFO("Possible %s thermal controller at 0x%02x %s fan control\n",
> + pp_lib_thermal_controller_names[controller->ucType],
> + controller->ucI2cAddress >> 1,
> + (controller->ucFanParameters &
> + ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
> + adev->pm.int_thermal_type = THERMAL_TYPE_EXTERNAL;
> + i2c_bus = amdgpu_atombios_lookup_i2c_gpio(adev, controller->ucI2cLine);
> + adev->pm.i2c_bus = amdgpu_i2c_lookup(adev, &i2c_bus);
> + if (adev->pm.i2c_bus) {
> + struct i2c_board_info info = { };
> + const char *name = pp_lib_thermal_controller_names[controller->ucType];
> + info.addr = controller->ucI2cAddress >> 1;
> + strlcpy(info.type, name, sizeof(info.type));
> + i2c_new_client_device(&adev->pm.i2c_bus->adapter, &info);
> + }
> + } else {
> + DRM_INFO("Unknown thermal controller type %d at 0x%02x %s fan control\n",
> + controller->ucType,
> + controller->ucI2cAddress >> 1,
> + (controller->ucFanParameters &
> + ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
> + }
> + }
> +}
> +
> +struct amd_vce_state* amdgpu_get_vce_clock_state(void *handle, u32 idx)
> +{
> + struct amdgpu_device *adev = (struct amdgpu_device *)handle;
> +
> + if (idx < adev->pm.dpm.num_of_vce_states)
> + return &adev->pm.dpm.vce_states[idx];
> +
> + return NULL;
> +}
> +
> +static struct amdgpu_ps *amdgpu_dpm_pick_power_state(struct amdgpu_device *adev,
> + enum amd_pm_state_type dpm_state)
> +{
> + int i;
> + struct amdgpu_ps *ps;
> + u32 ui_class;
> + bool single_display = (adev->pm.dpm.new_active_crtc_count < 2) ?
> + true : false;
> +
> + /* check if the vblank period is too short to adjust the mclk */
> + if (single_display && adev->powerplay.pp_funcs->vblank_too_short) {
> + if (amdgpu_dpm_vblank_too_short(adev))
> + single_display = false;
> + }
> +
> + /* certain older asics have a separare 3D performance state,
> + * so try that first if the user selected performance
> + */
> + if (dpm_state == POWER_STATE_TYPE_PERFORMANCE)
> + dpm_state = POWER_STATE_TYPE_INTERNAL_3DPERF;
> + /* balanced states don't exist at the moment */
> + if (dpm_state == POWER_STATE_TYPE_BALANCED)
> + dpm_state = POWER_STATE_TYPE_PERFORMANCE;
> +
> +restart_search:
> + /* Pick the best power state based on current conditions */
> + for (i = 0; i < adev->pm.dpm.num_ps; i++) {
> + ps = &adev->pm.dpm.ps[i];
> + ui_class = ps->class & ATOM_PPLIB_CLASSIFICATION_UI_MASK;
> + switch (dpm_state) {
> + /* user states */
> + case POWER_STATE_TYPE_BATTERY:
> + if (ui_class == ATOM_PPLIB_CLASSIFICATION_UI_BATTERY) {
> + if (ps->caps & ATOM_PPLIB_SINGLE_DISPLAY_ONLY) {
> + if (single_display)
> + return ps;
> + } else
> + return ps;
> + }
> + break;
> + case POWER_STATE_TYPE_BALANCED:
> + if (ui_class == ATOM_PPLIB_CLASSIFICATION_UI_BALANCED) {
> + if (ps->caps & ATOM_PPLIB_SINGLE_DISPLAY_ONLY) {
> + if (single_display)
> + return ps;
> + } else
> + return ps;
> + }
> + break;
> + case POWER_STATE_TYPE_PERFORMANCE:
> + if (ui_class == ATOM_PPLIB_CLASSIFICATION_UI_PERFORMANCE) {
> + if (ps->caps & ATOM_PPLIB_SINGLE_DISPLAY_ONLY) {
> + if (single_display)
> + return ps;
> + } else
> + return ps;
> + }
> + break;
> + /* internal states */
> + case POWER_STATE_TYPE_INTERNAL_UVD:
> + if (adev->pm.dpm.uvd_ps)
> + return adev->pm.dpm.uvd_ps;
> + else
> + break;
> + case POWER_STATE_TYPE_INTERNAL_UVD_SD:
> + if (ps->class & ATOM_PPLIB_CLASSIFICATION_SDSTATE)
> + return ps;
> + break;
> + case POWER_STATE_TYPE_INTERNAL_UVD_HD:
> + if (ps->class & ATOM_PPLIB_CLASSIFICATION_HDSTATE)
> + return ps;
> + break;
> + case POWER_STATE_TYPE_INTERNAL_UVD_HD2:
> + if (ps->class & ATOM_PPLIB_CLASSIFICATION_HD2STATE)
> + return ps;
> + break;
> + case POWER_STATE_TYPE_INTERNAL_UVD_MVC:
> + if (ps->class2 & ATOM_PPLIB_CLASSIFICATION2_MVC)
> + return ps;
> + break;
> + case POWER_STATE_TYPE_INTERNAL_BOOT:
> + return adev->pm.dpm.boot_ps;
> + case POWER_STATE_TYPE_INTERNAL_THERMAL:
> + if (ps->class & ATOM_PPLIB_CLASSIFICATION_THERMAL)
> + return ps;
> + break;
> + case POWER_STATE_TYPE_INTERNAL_ACPI:
> + if (ps->class & ATOM_PPLIB_CLASSIFICATION_ACPI)
> + return ps;
> + break;
> + case POWER_STATE_TYPE_INTERNAL_ULV:
> + if (ps->class2 & ATOM_PPLIB_CLASSIFICATION2_ULV)
> + return ps;
> + break;
> + case POWER_STATE_TYPE_INTERNAL_3DPERF:
> + if (ps->class & ATOM_PPLIB_CLASSIFICATION_3DPERFORMANCE)
> + return ps;
> + break;
> + default:
> + break;
> + }
> + }
> + /* use a fallback state if we didn't match */
> + switch (dpm_state) {
> + case POWER_STATE_TYPE_INTERNAL_UVD_SD:
> + dpm_state = POWER_STATE_TYPE_INTERNAL_UVD_HD;
> + goto restart_search;
> + case POWER_STATE_TYPE_INTERNAL_UVD_HD:
> + case POWER_STATE_TYPE_INTERNAL_UVD_HD2:
> + case POWER_STATE_TYPE_INTERNAL_UVD_MVC:
> + if (adev->pm.dpm.uvd_ps) {
> + return adev->pm.dpm.uvd_ps;
> + } else {
> + dpm_state = POWER_STATE_TYPE_PERFORMANCE;
> + goto restart_search;
> + }
> + case POWER_STATE_TYPE_INTERNAL_THERMAL:
> + dpm_state = POWER_STATE_TYPE_INTERNAL_ACPI;
> + goto restart_search;
> + case POWER_STATE_TYPE_INTERNAL_ACPI:
> + dpm_state = POWER_STATE_TYPE_BATTERY;
> + goto restart_search;
> + case POWER_STATE_TYPE_BATTERY:
> + case POWER_STATE_TYPE_BALANCED:
> + case POWER_STATE_TYPE_INTERNAL_3DPERF:
> + dpm_state = POWER_STATE_TYPE_PERFORMANCE;
> + goto restart_search;
> + default:
> + break;
> + }
> +
> + return NULL;
> +}
> +
> +int amdgpu_dpm_change_power_state_locked(void *handle)
> +{
> + struct amdgpu_device *adev = (struct amdgpu_device *)handle;
> + struct amdgpu_ps *ps;
> + enum amd_pm_state_type dpm_state;
> + int ret;
> + bool equal = false;
> +
> + /* if dpm init failed */
> + if (!adev->pm.dpm_enabled)
> + return 0;
> +
> + if (adev->pm.dpm.user_state != adev->pm.dpm.state) {
> + /* add other state override checks here */
> + if ((!adev->pm.dpm.thermal_active) &&
> + (!adev->pm.dpm.uvd_active))
> + adev->pm.dpm.state = adev->pm.dpm.user_state;
> + }
> + dpm_state = adev->pm.dpm.state;
> +
> + ps = amdgpu_dpm_pick_power_state(adev, dpm_state);
> + if (ps)
> + adev->pm.dpm.requested_ps = ps;
> + else
> + return -EINVAL;
> +
> + if (amdgpu_dpm == 1 && adev->powerplay.pp_funcs->print_power_state) {
> + printk("switching from power state:\n");
> + amdgpu_dpm_print_power_state(adev, adev->pm.dpm.current_ps);
> + printk("switching to power state:\n");
> + amdgpu_dpm_print_power_state(adev, adev->pm.dpm.requested_ps);
> + }
> +
> + /* update whether vce is active */
> + ps->vce_active = adev->pm.dpm.vce_active;
> + if (adev->powerplay.pp_funcs->display_configuration_changed)
> + amdgpu_dpm_display_configuration_changed(adev);
> +
> + ret = amdgpu_dpm_pre_set_power_state(adev);
> + if (ret)
> + return ret;
> +
> + if (adev->powerplay.pp_funcs->check_state_equal) {
> + if (0 != amdgpu_dpm_check_state_equal(adev, adev->pm.dpm.current_ps, adev->pm.dpm.requested_ps, &equal))
> + equal = false;
> + }
> +
> + if (equal)
> + return 0;
> +
> + if (adev->powerplay.pp_funcs->set_power_state)
> + adev->powerplay.pp_funcs->set_power_state(adev->powerplay.pp_handle);
> +
> + amdgpu_dpm_post_set_power_state(adev);
> +
> + adev->pm.dpm.current_active_crtcs = adev->pm.dpm.new_active_crtcs;
> + adev->pm.dpm.current_active_crtc_count = adev->pm.dpm.new_active_crtc_count;
> +
> + if (adev->powerplay.pp_funcs->force_performance_level) {
> + if (adev->pm.dpm.thermal_active) {
> + enum amd_dpm_forced_level level = adev->pm.dpm.forced_level;
> + /* force low perf level for thermal */
> + amdgpu_dpm_force_performance_level(adev, AMD_DPM_FORCED_LEVEL_LOW);
> + /* save the user's level */
> + adev->pm.dpm.forced_level = level;
> + } else {
> + /* otherwise, user selected level */
> + amdgpu_dpm_force_performance_level(adev, adev->pm.dpm.forced_level);
> + }
> + }
> +
> + return 0;
> +}
> diff --git a/drivers/gpu/drm/amd/pm/powerplay/legacy_dpm.h b/drivers/gpu/drm/amd/pm/powerplay/legacy_dpm.h
> new file mode 100644
> index 000000000000..7ac30f1aed20
> --- /dev/null
> +++ b/drivers/gpu/drm/amd/pm/powerplay/legacy_dpm.h
> @@ -0,0 +1,37 @@
> +/*
> + * Copyright 2021 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 __LEGACY_DPM_H__
> +#define __LEGACY_DPM_H__
> +
> +void amdgpu_dpm_print_class_info(u32 class, u32 class2);
> +void amdgpu_dpm_print_cap_info(u32 caps);
> +void amdgpu_dpm_print_ps_status(struct amdgpu_device *adev,
> + struct amdgpu_ps *rps);
> +int amdgpu_get_platform_caps(struct amdgpu_device *adev);
> +int amdgpu_parse_extended_power_table(struct amdgpu_device *adev);
> +void amdgpu_free_extended_power_table(struct amdgpu_device *adev);
> +void amdgpu_add_thermal_controller(struct amdgpu_device *adev);
> +struct amd_vce_state* amdgpu_get_vce_clock_state(void *handle, u32 idx);
> +int amdgpu_dpm_change_power_state_locked(void *handle);
> +void amdgpu_pm_print_power_states(struct amdgpu_device *adev);
> +#endif
> diff --git a/drivers/gpu/drm/amd/pm/powerplay/si_dpm.c b/drivers/gpu/drm/amd/pm/powerplay/si_dpm.c
> index ab0fa6c79255..35d287903aea 100644
> --- a/drivers/gpu/drm/amd/pm/powerplay/si_dpm.c
> +++ b/drivers/gpu/drm/amd/pm/powerplay/si_dpm.c
> @@ -37,6 +37,7 @@
> #include <linux/math64.h>
> #include <linux/seq_file.h>
> #include <linux/firmware.h>
> +#include <legacy_dpm.h>
>
> #define MC_CG_ARB_FREQ_F0 0x0a
> #define MC_CG_ARB_FREQ_F1 0x0b
> @@ -7800,7 +7801,7 @@ static int si_dpm_hw_init(void *handle)
> else
> adev->pm.dpm_enabled = true;
> mutex_unlock(&adev->pm.mutex);
> - amdgpu_pm_compute_clocks(adev);
> + amdgpu_dpm_compute_clocks(adev);
> return ret;
> }
>
> @@ -7848,7 +7849,7 @@ static int si_dpm_resume(void *handle)
> adev->pm.dpm_enabled = true;
> mutex_unlock(&adev->pm.mutex);
> if (adev->pm.dpm_enabled)
> - amdgpu_pm_compute_clocks(adev);
> + amdgpu_dpm_compute_clocks(adev);
> }
> return 0;
> }
> @@ -8101,6 +8102,7 @@ static const struct amd_pm_funcs si_dpm_funcs = {
> .check_state_equal = &si_check_state_equal,
> .get_vce_clock_state = amdgpu_get_vce_clock_state,
> .read_sensor = &si_dpm_read_sensor,
> + .change_power_state = amdgpu_dpm_change_power_state_locked,
> };
>
> static const struct amdgpu_irq_src_funcs si_dpm_irq_funcs = {
>
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