--- /dev/null
+/*
+ * Copyright 2011 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.
+ *
+ * Authors: Alex Deucher
+ */
+
+#include "drmP.h"
+#include "amdgpu.h"
+#include "amdgpu_atombios.h"
+#include "amdgpu_i2c.h"
+#include "amdgpu_dpm.h"
+#include "atom.h"
+
+void amdgpu_dpm_print_class_info(u32 class, u32 class2)
+{
+ printk("\tui class: ");
+ switch (class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) {
+ case ATOM_PPLIB_CLASSIFICATION_UI_NONE:
+ default:
+ printk("none\n");
+ break;
+ case ATOM_PPLIB_CLASSIFICATION_UI_BATTERY:
+ printk("battery\n");
+ break;
+ case ATOM_PPLIB_CLASSIFICATION_UI_BALANCED:
+ printk("balanced\n");
+ break;
+ case ATOM_PPLIB_CLASSIFICATION_UI_PERFORMANCE:
+ printk("performance\n");
+ break;
+ }
+ printk("\tinternal class: ");
+ if (((class & ~ATOM_PPLIB_CLASSIFICATION_UI_MASK) == 0) &&
+ (class2 == 0))
+ printk("none");
+ else {
+ if (class & ATOM_PPLIB_CLASSIFICATION_BOOT)
+ printk("boot ");
+ if (class & ATOM_PPLIB_CLASSIFICATION_THERMAL)
+ printk("thermal ");
+ if (class & ATOM_PPLIB_CLASSIFICATION_LIMITEDPOWERSOURCE)
+ printk("limited_pwr ");
+ if (class & ATOM_PPLIB_CLASSIFICATION_REST)
+ printk("rest ");
+ if (class & ATOM_PPLIB_CLASSIFICATION_FORCED)
+ printk("forced ");
+ if (class & ATOM_PPLIB_CLASSIFICATION_3DPERFORMANCE)
+ printk("3d_perf ");
+ if (class & ATOM_PPLIB_CLASSIFICATION_OVERDRIVETEMPLATE)
+ printk("ovrdrv ");
+ if (class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE)
+ printk("uvd ");
+ if (class & ATOM_PPLIB_CLASSIFICATION_3DLOW)
+ printk("3d_low ");
+ if (class & ATOM_PPLIB_CLASSIFICATION_ACPI)
+ printk("acpi ");
+ if (class & ATOM_PPLIB_CLASSIFICATION_HD2STATE)
+ printk("uvd_hd2 ");
+ if (class & ATOM_PPLIB_CLASSIFICATION_HDSTATE)
+ printk("uvd_hd ");
+ if (class & ATOM_PPLIB_CLASSIFICATION_SDSTATE)
+ printk("uvd_sd ");
+ if (class2 & ATOM_PPLIB_CLASSIFICATION2_LIMITEDPOWERSOURCE_2)
+ printk("limited_pwr2 ");
+ if (class2 & ATOM_PPLIB_CLASSIFICATION2_ULV)
+ printk("ulv ");
+ if (class2 & ATOM_PPLIB_CLASSIFICATION2_MVC)
+ printk("uvd_mvc ");
+ }
+ printk("\n");
+}
+
+void amdgpu_dpm_print_cap_info(u32 caps)
+{
+ printk("\tcaps: ");
+ if (caps & ATOM_PPLIB_SINGLE_DISPLAY_ONLY)
+ printk("single_disp ");
+ if (caps & ATOM_PPLIB_SUPPORTS_VIDEO_PLAYBACK)
+ printk("video ");
+ if (caps & ATOM_PPLIB_DISALLOW_ON_DC)
+ printk("no_dc ");
+ printk("\n");
+}
+
+void amdgpu_dpm_print_ps_status(struct amdgpu_device *adev,
+ struct amdgpu_ps *rps)
+{
+ printk("\tstatus: ");
+ if (rps == adev->pm.dpm.current_ps)
+ printk("c ");
+ if (rps == adev->pm.dpm.requested_ps)
+ printk("r ");
+ if (rps == adev->pm.dpm.boot_ps)
+ printk("b ");
+ printk("\n");
+}
+
+u32 amdgpu_dpm_get_vblank_time(struct amdgpu_device *adev)
+{
+ struct drm_device *dev = adev->ddev;
+ struct drm_crtc *crtc;
+ struct amdgpu_crtc *amdgpu_crtc;
+ u32 line_time_us, vblank_lines;
+ u32 vblank_time_us = 0xffffffff; /* if the displays are off, vblank time is max */
+
+ if (adev->mode_info.num_crtc && adev->mode_info.mode_config_initialized) {
+ list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
+ amdgpu_crtc = to_amdgpu_crtc(crtc);
+ if (crtc->enabled && amdgpu_crtc->enabled && amdgpu_crtc->hw_mode.clock) {
+ line_time_us = (amdgpu_crtc->hw_mode.crtc_htotal * 1000) /
+ amdgpu_crtc->hw_mode.clock;
+ vblank_lines = amdgpu_crtc->hw_mode.crtc_vblank_end -
+ amdgpu_crtc->hw_mode.crtc_vdisplay +
+ (amdgpu_crtc->v_border * 2);
+ vblank_time_us = vblank_lines * line_time_us;
+ break;
+ }
+ }
+ }
+
+ return vblank_time_us;
+}
+
+u32 amdgpu_dpm_get_vrefresh(struct amdgpu_device *adev)
+{
+ struct drm_device *dev = adev->ddev;
+ struct drm_crtc *crtc;
+ struct amdgpu_crtc *amdgpu_crtc;
+ u32 vrefresh = 0;
+
+ if (adev->mode_info.num_crtc && adev->mode_info.mode_config_initialized) {
+ list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
+ amdgpu_crtc = to_amdgpu_crtc(crtc);
+ if (crtc->enabled && amdgpu_crtc->enabled && amdgpu_crtc->hw_mode.clock) {
+ vrefresh = amdgpu_crtc->hw_mode.vrefresh;
+ break;
+ }
+ }
+ }
+
+ return vrefresh;
+}
+
+void amdgpu_calculate_u_and_p(u32 i, u32 r_c, u32 p_b,
+ u32 *p, u32 *u)
+{
+ u32 b_c = 0;
+ u32 i_c;
+ u32 tmp;
+
+ i_c = (i * r_c) / 100;
+ tmp = i_c >> p_b;
+
+ while (tmp) {
+ b_c++;
+ tmp >>= 1;
+ }
+
+ *u = (b_c + 1) / 2;
+ *p = i_c / (1 << (2 * (*u)));
+}
+
+int amdgpu_calculate_at(u32 t, u32 h, u32 fh, u32 fl, u32 *tl, u32 *th)
+{
+ u32 k, a, ah, al;
+ u32 t1;
+
+ if ((fl == 0) || (fh == 0) || (fl > fh))
+ return -EINVAL;
+
+ k = (100 * fh) / fl;
+ t1 = (t * (k - 100));
+ a = (1000 * (100 * h + t1)) / (10000 + (t1 / 100));
+ a = (a + 5) / 10;
+ ah = ((a * t) + 5000) / 10000;
+ al = a - ah;
+
+ *th = t - ah;
+ *tl = t + al;
+
+ return 0;
+}
+
+bool amdgpu_is_uvd_state(u32 class, u32 class2)
+{
+ if (class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE)
+ return true;
+ if (class & ATOM_PPLIB_CLASSIFICATION_HD2STATE)
+ return true;
+ if (class & ATOM_PPLIB_CLASSIFICATION_HDSTATE)
+ return true;
+ if (class & ATOM_PPLIB_CLASSIFICATION_SDSTATE)
+ return true;
+ if (class2 & ATOM_PPLIB_CLASSIFICATION2_MVC)
+ return true;
+ return false;
+}
+
+bool amdgpu_is_internal_thermal_sensor(enum amdgpu_int_thermal_type sensor)
+{
+ switch (sensor) {
+ case THERMAL_TYPE_RV6XX:
+ case THERMAL_TYPE_RV770:
+ case THERMAL_TYPE_EVERGREEN:
+ case THERMAL_TYPE_SUMO:
+ case THERMAL_TYPE_NI:
+ case THERMAL_TYPE_SI:
+ case THERMAL_TYPE_CI:
+ case THERMAL_TYPE_KV:
+ return true;
+ case THERMAL_TYPE_ADT7473_WITH_INTERNAL:
+ case THERMAL_TYPE_EMC2103_WITH_INTERNAL:
+ return false; /* need special handling */
+ case THERMAL_TYPE_NONE:
+ case THERMAL_TYPE_EXTERNAL:
+ case THERMAL_TYPE_EXTERNAL_GPIO:
+ default:
+ return false;
+ }
+}
+
+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 =
+ kzalloc(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));
+ }
+ for (i = 0; i < states->numEntries; i++) {
+ if (i >= AMDGPU_MAX_VCE_LEVELS)
+ break;
+ 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_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");
+ }
+ }
+}
+
+enum amdgpu_pcie_gen amdgpu_get_pcie_gen_support(struct amdgpu_device *adev,
+ u32 sys_mask,
+ enum amdgpu_pcie_gen asic_gen,
+ enum amdgpu_pcie_gen default_gen)
+{
+ switch (asic_gen) {
+ case AMDGPU_PCIE_GEN1:
+ return AMDGPU_PCIE_GEN1;
+ case AMDGPU_PCIE_GEN2:
+ return AMDGPU_PCIE_GEN2;
+ case AMDGPU_PCIE_GEN3:
+ return AMDGPU_PCIE_GEN3;
+ default:
+ if ((sys_mask & DRM_PCIE_SPEED_80) && (default_gen == AMDGPU_PCIE_GEN3))
+ return AMDGPU_PCIE_GEN3;
+ else if ((sys_mask & DRM_PCIE_SPEED_50) && (default_gen == AMDGPU_PCIE_GEN2))
+ return AMDGPU_PCIE_GEN2;
+ else
+ return AMDGPU_PCIE_GEN1;
+ }
+ return AMDGPU_PCIE_GEN1;
+}
+
+u16 amdgpu_get_pcie_lane_support(struct amdgpu_device *adev,
+ u16 asic_lanes,
+ u16 default_lanes)
+{
+ switch (asic_lanes) {
+ case 0:
+ default:
+ return default_lanes;
+ case 1:
+ return 1;
+ case 2:
+ return 2;
+ case 4:
+ return 4;
+ case 8:
+ return 8;
+ case 12:
+ return 12;
+ case 16:
+ return 16;
+ }
+}
+
+u8 amdgpu_encode_pci_lane_width(u32 lanes)
+{
+ u8 encoded_lanes[] = { 0, 1, 2, 0, 3, 0, 0, 0, 4, 0, 0, 0, 5, 0, 0, 0, 6 };
+
+ if (lanes > 16)
+ return 0;
+
+ return encoded_lanes[lanes];
+}
Code Review / kvmfornfv.git / blobdiff