diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/ci_dpm.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/ci_dpm.c | 5243 |
1 files changed, 5243 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/ci_dpm.c b/drivers/gpu/drm/radeon/ci_dpm.c new file mode 100644 index 00000000000..3cce533397c --- /dev/null +++ b/drivers/gpu/drm/radeon/ci_dpm.c @@ -0,0 +1,5243 @@ +/* + * Copyright 2013 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 "drmP.h" +#include "radeon.h" +#include "cikd.h" +#include "r600_dpm.h" +#include "ci_dpm.h" +#include "atom.h" +#include <linux/seq_file.h> + +#define MC_CG_ARB_FREQ_F0 0x0a +#define MC_CG_ARB_FREQ_F1 0x0b +#define MC_CG_ARB_FREQ_F2 0x0c +#define MC_CG_ARB_FREQ_F3 0x0d + +#define SMC_RAM_END 0x40000 + +#define VOLTAGE_SCALE 4 +#define VOLTAGE_VID_OFFSET_SCALE1 625 +#define VOLTAGE_VID_OFFSET_SCALE2 100 + +static const struct ci_pt_defaults defaults_bonaire_xt = +{ + 1, 0xF, 0xFD, 0x19, 5, 45, 0, 0xB0000, + { 0x79, 0x253, 0x25D, 0xAE, 0x72, 0x80, 0x83, 0x86, 0x6F, 0xC8, 0xC9, 0xC9, 0x2F, 0x4D, 0x61 }, + { 0x17C, 0x172, 0x180, 0x1BC, 0x1B3, 0x1BD, 0x206, 0x200, 0x203, 0x25D, 0x25A, 0x255, 0x2C3, 0x2C5, 0x2B4 } +}; + +static const struct ci_pt_defaults defaults_bonaire_pro = +{ + 1, 0xF, 0xFD, 0x19, 5, 45, 0, 0x65062, + { 0x8C, 0x23F, 0x244, 0xA6, 0x83, 0x85, 0x86, 0x86, 0x83, 0xDB, 0xDB, 0xDA, 0x67, 0x60, 0x5F }, + { 0x187, 0x193, 0x193, 0x1C7, 0x1D1, 0x1D1, 0x210, 0x219, 0x219, 0x266, 0x26C, 0x26C, 0x2C9, 0x2CB, 0x2CB } +}; + +static const struct ci_pt_defaults defaults_saturn_xt = +{ + 1, 0xF, 0xFD, 0x19, 5, 55, 0, 0x70000, + { 0x8C, 0x247, 0x249, 0xA6, 0x80, 0x81, 0x8B, 0x89, 0x86, 0xC9, 0xCA, 0xC9, 0x4D, 0x4D, 0x4D }, + { 0x187, 0x187, 0x187, 0x1C7, 0x1C7, 0x1C7, 0x210, 0x210, 0x210, 0x266, 0x266, 0x266, 0x2C9, 0x2C9, 0x2C9 } +}; + +static const struct ci_pt_defaults defaults_saturn_pro = +{ + 1, 0xF, 0xFD, 0x19, 5, 55, 0, 0x30000, + { 0x96, 0x21D, 0x23B, 0xA1, 0x85, 0x87, 0x83, 0x84, 0x81, 0xE6, 0xE6, 0xE6, 0x71, 0x6A, 0x6A }, + { 0x193, 0x19E, 0x19E, 0x1D2, 0x1DC, 0x1DC, 0x21A, 0x223, 0x223, 0x26E, 0x27E, 0x274, 0x2CF, 0x2D2, 0x2D2 } +}; + +static const struct ci_pt_config_reg didt_config_ci[] = +{ + { 0x10, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x10, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x10, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x10, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x11, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x11, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x11, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x11, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x12, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x12, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x12, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x12, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x2, 0x00003fff, 0, 0x4, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x2, 0x03ff0000, 16, 0x80, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x2, 0x78000000, 27, 0x3, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x1, 0x0000ffff, 0, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x1, 0xffff0000, 16, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x0, 0x00000001, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x30, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x30, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x30, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x30, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x31, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x31, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x31, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x31, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x32, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x32, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x32, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x32, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x22, 0x00003fff, 0, 0x4, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x22, 0x03ff0000, 16, 0x80, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x22, 0x78000000, 27, 0x3, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x21, 0x0000ffff, 0, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x21, 0xffff0000, 16, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x20, 0x00000001, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x50, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x50, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x50, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x50, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x51, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x51, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x51, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x51, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x52, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x52, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x52, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x52, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x42, 0x00003fff, 0, 0x4, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x42, 0x03ff0000, 16, 0x80, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x42, 0x78000000, 27, 0x3, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x41, 0x0000ffff, 0, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x41, 0xffff0000, 16, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x40, 0x00000001, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x70, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x70, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x70, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x70, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x71, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x71, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x71, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x71, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x72, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x72, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x72, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x72, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x62, 0x00003fff, 0, 0x4, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x62, 0x03ff0000, 16, 0x80, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x62, 0x78000000, 27, 0x3, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x61, 0x0000ffff, 0, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x61, 0xffff0000, 16, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND }, + { 0x60, 0x00000001, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND }, + { 0xFFFFFFFF } +}; + +extern u8 rv770_get_memory_module_index(struct radeon_device *rdev); +extern int ni_copy_and_switch_arb_sets(struct radeon_device *rdev, + u32 arb_freq_src, u32 arb_freq_dest); +extern u8 si_get_ddr3_mclk_frequency_ratio(u32 memory_clock); +extern u8 si_get_mclk_frequency_ratio(u32 memory_clock, bool strobe_mode); +extern void si_trim_voltage_table_to_fit_state_table(struct radeon_device *rdev, + u32 max_voltage_steps, + struct atom_voltage_table *voltage_table); +extern void cik_enter_rlc_safe_mode(struct radeon_device *rdev); +extern void cik_exit_rlc_safe_mode(struct radeon_device *rdev); +extern void cik_update_cg(struct radeon_device *rdev, + u32 block, bool enable); + +static int ci_get_std_voltage_value_sidd(struct radeon_device *rdev, + struct atom_voltage_table_entry *voltage_table, + u16 *std_voltage_hi_sidd, u16 *std_voltage_lo_sidd); +static int ci_set_power_limit(struct radeon_device *rdev, u32 n); +static int ci_set_overdrive_target_tdp(struct radeon_device *rdev, + u32 target_tdp); +static int ci_update_uvd_dpm(struct radeon_device *rdev, bool gate); + +static struct ci_power_info *ci_get_pi(struct radeon_device *rdev) +{ + struct ci_power_info *pi = rdev->pm.dpm.priv; + + return pi; +} + +static struct ci_ps *ci_get_ps(struct radeon_ps *rps) +{ + struct ci_ps *ps = rps->ps_priv; + + return ps; +} + +static void ci_initialize_powertune_defaults(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + + switch (rdev->pdev->device) { + case 0x6650: + case 0x6658: + case 0x665C: + default: + pi->powertune_defaults = &defaults_bonaire_xt; + break; + case 0x6651: + case 0x665D: + pi->powertune_defaults = &defaults_bonaire_pro; + break; + case 0x6640: + pi->powertune_defaults = &defaults_saturn_xt; + break; + case 0x6641: + pi->powertune_defaults = &defaults_saturn_pro; + break; + } + + pi->dte_tj_offset = 0; + + pi->caps_power_containment = true; + pi->caps_cac = false; + pi->caps_sq_ramping = false; + pi->caps_db_ramping = false; + pi->caps_td_ramping = false; + pi->caps_tcp_ramping = false; + + if (pi->caps_power_containment) { + pi->caps_cac = true; + pi->enable_bapm_feature = true; + pi->enable_tdc_limit_feature = true; + pi->enable_pkg_pwr_tracking_feature = true; + } +} + +static u8 ci_convert_to_vid(u16 vddc) +{ + return (6200 - (vddc * VOLTAGE_SCALE)) / 25; +} + +static int ci_populate_bapm_vddc_vid_sidd(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + u8 *hi_vid = pi->smc_powertune_table.BapmVddCVidHiSidd; + u8 *lo_vid = pi->smc_powertune_table.BapmVddCVidLoSidd; + u8 *hi2_vid = pi->smc_powertune_table.BapmVddCVidHiSidd2; + u32 i; + + if (rdev->pm.dpm.dyn_state.cac_leakage_table.entries == NULL) + return -EINVAL; + if (rdev->pm.dpm.dyn_state.cac_leakage_table.count > 8) + return -EINVAL; + if (rdev->pm.dpm.dyn_state.cac_leakage_table.count != + rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count) + return -EINVAL; + + for (i = 0; i < rdev->pm.dpm.dyn_state.cac_leakage_table.count; i++) { + if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_EVV) { + lo_vid[i] = ci_convert_to_vid(rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc1); + hi_vid[i] = ci_convert_to_vid(rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc2); + hi2_vid[i] = ci_convert_to_vid(rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc3); + } else { + lo_vid[i] = ci_convert_to_vid(rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc); + hi_vid[i] = ci_convert_to_vid((u16)rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].leakage); + } + } + return 0; +} + +static int ci_populate_vddc_vid(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + u8 *vid = pi->smc_powertune_table.VddCVid; + u32 i; + + if (pi->vddc_voltage_table.count > 8) + return -EINVAL; + + for (i = 0; i < pi->vddc_voltage_table.count; i++) + vid[i] = ci_convert_to_vid(pi->vddc_voltage_table.entries[i].value); + + return 0; +} + +static int ci_populate_svi_load_line(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + const struct ci_pt_defaults *pt_defaults = pi->powertune_defaults; + + pi->smc_powertune_table.SviLoadLineEn = pt_defaults->svi_load_line_en; + pi->smc_powertune_table.SviLoadLineVddC = pt_defaults->svi_load_line_vddc; + pi->smc_powertune_table.SviLoadLineTrimVddC = 3; + pi->smc_powertune_table.SviLoadLineOffsetVddC = 0; + + return 0; +} + +static int ci_populate_tdc_limit(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + const struct ci_pt_defaults *pt_defaults = pi->powertune_defaults; + u16 tdc_limit; + + tdc_limit = rdev->pm.dpm.dyn_state.cac_tdp_table->tdc * 256; + pi->smc_powertune_table.TDC_VDDC_PkgLimit = cpu_to_be16(tdc_limit); + pi->smc_powertune_table.TDC_VDDC_ThrottleReleaseLimitPerc = + pt_defaults->tdc_vddc_throttle_release_limit_perc; + pi->smc_powertune_table.TDC_MAWt = pt_defaults->tdc_mawt; + + return 0; +} + +static int ci_populate_dw8(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + const struct ci_pt_defaults *pt_defaults = pi->powertune_defaults; + int ret; + + ret = ci_read_smc_sram_dword(rdev, + SMU7_FIRMWARE_HEADER_LOCATION + + offsetof(SMU7_Firmware_Header, PmFuseTable) + + offsetof(SMU7_Discrete_PmFuses, TdcWaterfallCtl), + (u32 *)&pi->smc_powertune_table.TdcWaterfallCtl, + pi->sram_end); + if (ret) + return -EINVAL; + else + pi->smc_powertune_table.TdcWaterfallCtl = pt_defaults->tdc_waterfall_ctl; + + return 0; +} + +static int ci_min_max_v_gnbl_pm_lid_from_bapm_vddc(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + u8 *hi_vid = pi->smc_powertune_table.BapmVddCVidHiSidd; + u8 *lo_vid = pi->smc_powertune_table.BapmVddCVidLoSidd; + int i, min, max; + + min = max = hi_vid[0]; + for (i = 0; i < 8; i++) { + if (0 != hi_vid[i]) { + if (min > hi_vid[i]) + min = hi_vid[i]; + if (max < hi_vid[i]) + max = hi_vid[i]; + } + + if (0 != lo_vid[i]) { + if (min > lo_vid[i]) + min = lo_vid[i]; + if (max < lo_vid[i]) + max = lo_vid[i]; + } + } + + if ((min == 0) || (max == 0)) + return -EINVAL; + pi->smc_powertune_table.GnbLPMLMaxVid = (u8)max; + pi->smc_powertune_table.GnbLPMLMinVid = (u8)min; + + return 0; +} + +static int ci_populate_bapm_vddc_base_leakage_sidd(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + u16 hi_sidd = pi->smc_powertune_table.BapmVddCBaseLeakageHiSidd; + u16 lo_sidd = pi->smc_powertune_table.BapmVddCBaseLeakageLoSidd; + struct radeon_cac_tdp_table *cac_tdp_table = + rdev->pm.dpm.dyn_state.cac_tdp_table; + + hi_sidd = cac_tdp_table->high_cac_leakage / 100 * 256; + lo_sidd = cac_tdp_table->low_cac_leakage / 100 * 256; + + pi->smc_powertune_table.BapmVddCBaseLeakageHiSidd = cpu_to_be16(hi_sidd); + pi->smc_powertune_table.BapmVddCBaseLeakageLoSidd = cpu_to_be16(lo_sidd); + + return 0; +} + +static int ci_populate_bapm_parameters_in_dpm_table(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + const struct ci_pt_defaults *pt_defaults = pi->powertune_defaults; + SMU7_Discrete_DpmTable *dpm_table = &pi->smc_state_table; + struct radeon_cac_tdp_table *cac_tdp_table = + rdev->pm.dpm.dyn_state.cac_tdp_table; + struct radeon_ppm_table *ppm = rdev->pm.dpm.dyn_state.ppm_table; + int i, j, k; + const u16 *def1; + const u16 *def2; + + dpm_table->DefaultTdp = cac_tdp_table->tdp * 256; + dpm_table->TargetTdp = cac_tdp_table->configurable_tdp * 256; + + dpm_table->DTETjOffset = (u8)pi->dte_tj_offset; + dpm_table->GpuTjMax = + (u8)(pi->thermal_temp_setting.temperature_high / 1000); + dpm_table->GpuTjHyst = 8; + + dpm_table->DTEAmbientTempBase = pt_defaults->dte_ambient_temp_base; + + if (ppm) { + dpm_table->PPM_PkgPwrLimit = cpu_to_be16((u16)ppm->dgpu_tdp * 256 / 1000); + dpm_table->PPM_TemperatureLimit = cpu_to_be16((u16)ppm->tj_max * 256); + } else { + dpm_table->PPM_PkgPwrLimit = cpu_to_be16(0); + dpm_table->PPM_TemperatureLimit = cpu_to_be16(0); + } + + dpm_table->BAPM_TEMP_GRADIENT = cpu_to_be32(pt_defaults->bapm_temp_gradient); + def1 = pt_defaults->bapmti_r; + def2 = pt_defaults->bapmti_rc; + + for (i = 0; i < SMU7_DTE_ITERATIONS; i++) { + for (j = 0; j < SMU7_DTE_SOURCES; j++) { + for (k = 0; k < SMU7_DTE_SINKS; k++) { + dpm_table->BAPMTI_R[i][j][k] = cpu_to_be16(*def1); + dpm_table->BAPMTI_RC[i][j][k] = cpu_to_be16(*def2); + def1++; + def2++; + } + } + } + + return 0; +} + +static int ci_populate_pm_base(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + u32 pm_fuse_table_offset; + int ret; + + if (pi->caps_power_containment) { + ret = ci_read_smc_sram_dword(rdev, + SMU7_FIRMWARE_HEADER_LOCATION + + offsetof(SMU7_Firmware_Header, PmFuseTable), + &pm_fuse_table_offset, pi->sram_end); + if (ret) + return ret; + ret = ci_populate_bapm_vddc_vid_sidd(rdev); + if (ret) + return ret; + ret = ci_populate_vddc_vid(rdev); + if (ret) + return ret; + ret = ci_populate_svi_load_line(rdev); + if (ret) + return ret; + ret = ci_populate_tdc_limit(rdev); + if (ret) + return ret; + ret = ci_populate_dw8(rdev); + if (ret) + return ret; + ret = ci_min_max_v_gnbl_pm_lid_from_bapm_vddc(rdev); + if (ret) + return ret; + ret = ci_populate_bapm_vddc_base_leakage_sidd(rdev); + if (ret) + return ret; + ret = ci_copy_bytes_to_smc(rdev, pm_fuse_table_offset, + (u8 *)&pi->smc_powertune_table, + sizeof(SMU7_Discrete_PmFuses), pi->sram_end); + if (ret) + return ret; + } + + return 0; +} + +static void ci_do_enable_didt(struct radeon_device *rdev, const bool enable) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + u32 data; + + if (pi->caps_sq_ramping) { + data = RREG32_DIDT(DIDT_SQ_CTRL0); + if (enable) + data |= DIDT_CTRL_EN; + else + data &= ~DIDT_CTRL_EN; + WREG32_DIDT(DIDT_SQ_CTRL0, data); + } + + if (pi->caps_db_ramping) { + data = RREG32_DIDT(DIDT_DB_CTRL0); + if (enable) + data |= DIDT_CTRL_EN; + else + data &= ~DIDT_CTRL_EN; + WREG32_DIDT(DIDT_DB_CTRL0, data); + } + + if (pi->caps_td_ramping) { + data = RREG32_DIDT(DIDT_TD_CTRL0); + if (enable) + data |= DIDT_CTRL_EN; + else + data &= ~DIDT_CTRL_EN; + WREG32_DIDT(DIDT_TD_CTRL0, data); + } + + if (pi->caps_tcp_ramping) { + data = RREG32_DIDT(DIDT_TCP_CTRL0); + if (enable) + data |= DIDT_CTRL_EN; + else + data &= ~DIDT_CTRL_EN; + WREG32_DIDT(DIDT_TCP_CTRL0, data); + } +} + +static int ci_program_pt_config_registers(struct radeon_device *rdev, + const struct ci_pt_config_reg *cac_config_regs) +{ + const struct ci_pt_config_reg *config_regs = cac_config_regs; + u32 data; + u32 cache = 0; + + if (config_regs == NULL) + return -EINVAL; + + while (config_regs->offset != 0xFFFFFFFF) { + if (config_regs->type == CISLANDS_CONFIGREG_CACHE) { + cache |= ((config_regs->value << config_regs->shift) & config_regs->mask); + } else { + switch (config_regs->type) { + case CISLANDS_CONFIGREG_SMC_IND: + data = RREG32_SMC(config_regs->offset); + break; + case CISLANDS_CONFIGREG_DIDT_IND: + data = RREG32_DIDT(config_regs->offset); + break; + default: + data = RREG32(config_regs->offset << 2); + break; + } + + data &= ~config_regs->mask; + data |= ((config_regs->value << config_regs->shift) & config_regs->mask); + data |= cache; + + switch (config_regs->type) { + case CISLANDS_CONFIGREG_SMC_IND: + WREG32_SMC(config_regs->offset, data); + break; + case CISLANDS_CONFIGREG_DIDT_IND: + WREG32_DIDT(config_regs->offset, data); + break; + default: + WREG32(config_regs->offset << 2, data); + break; + } + cache = 0; + } + config_regs++; + } + return 0; +} + +static int ci_enable_didt(struct radeon_device *rdev, bool enable) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + int ret; + + if (pi->caps_sq_ramping || pi->caps_db_ramping || + pi->caps_td_ramping || pi->caps_tcp_ramping) { + cik_enter_rlc_safe_mode(rdev); + + if (enable) { + ret = ci_program_pt_config_registers(rdev, didt_config_ci); + if (ret) { + cik_exit_rlc_safe_mode(rdev); + return ret; + } + } + + ci_do_enable_didt(rdev, enable); + + cik_exit_rlc_safe_mode(rdev); + } + + return 0; +} + +static int ci_enable_power_containment(struct radeon_device *rdev, bool enable) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + PPSMC_Result smc_result; + int ret = 0; + + if (enable) { + pi->power_containment_features = 0; + if (pi->caps_power_containment) { + if (pi->enable_bapm_feature) { + smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_EnableDTE); + if (smc_result != PPSMC_Result_OK) + ret = -EINVAL; + else + pi->power_containment_features |= POWERCONTAINMENT_FEATURE_BAPM; + } + + if (pi->enable_tdc_limit_feature) { + smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_TDCLimitEnable); + if (smc_result != PPSMC_Result_OK) + ret = -EINVAL; + else + pi->power_containment_features |= POWERCONTAINMENT_FEATURE_TDCLimit; + } + + if (pi->enable_pkg_pwr_tracking_feature) { + smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_PkgPwrLimitEnable); + if (smc_result != PPSMC_Result_OK) { + ret = -EINVAL; + } else { + struct radeon_cac_tdp_table *cac_tdp_table = + rdev->pm.dpm.dyn_state.cac_tdp_table; + u32 default_pwr_limit = + (u32)(cac_tdp_table->maximum_power_delivery_limit * 256); + + pi->power_containment_features |= POWERCONTAINMENT_FEATURE_PkgPwrLimit; + + ci_set_power_limit(rdev, default_pwr_limit); + } + } + } + } else { + if (pi->caps_power_containment && pi->power_containment_features) { + if (pi->power_containment_features & POWERCONTAINMENT_FEATURE_TDCLimit) + ci_send_msg_to_smc(rdev, PPSMC_MSG_TDCLimitDisable); + + if (pi->power_containment_features & POWERCONTAINMENT_FEATURE_BAPM) + ci_send_msg_to_smc(rdev, PPSMC_MSG_DisableDTE); + + if (pi->power_containment_features & POWERCONTAINMENT_FEATURE_PkgPwrLimit) + ci_send_msg_to_smc(rdev, PPSMC_MSG_PkgPwrLimitDisable); + pi->power_containment_features = 0; + } + } + + return ret; +} + +static int ci_enable_smc_cac(struct radeon_device *rdev, bool enable) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + PPSMC_Result smc_result; + int ret = 0; + + if (pi->caps_cac) { + if (enable) { + smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_EnableCac); + if (smc_result != PPSMC_Result_OK) { + ret = -EINVAL; + pi->cac_enabled = false; + } else { + pi->cac_enabled = true; + } + } else if (pi->cac_enabled) { + ci_send_msg_to_smc(rdev, PPSMC_MSG_DisableCac); + pi->cac_enabled = false; + } + } + + return ret; +} + +static int ci_power_control_set_level(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + struct radeon_cac_tdp_table *cac_tdp_table = + rdev->pm.dpm.dyn_state.cac_tdp_table; + s32 adjust_percent; + s32 target_tdp; + int ret = 0; + bool adjust_polarity = false; /* ??? */ + + if (pi->caps_power_containment && + (pi->power_containment_features & POWERCONTAINMENT_FEATURE_BAPM)) { + adjust_percent = adjust_polarity ? + rdev->pm.dpm.tdp_adjustment : (-1 * rdev->pm.dpm.tdp_adjustment); + target_tdp = ((100 + adjust_percent) * + (s32)cac_tdp_table->configurable_tdp) / 100; + target_tdp *= 256; + + ret = ci_set_overdrive_target_tdp(rdev, (u32)target_tdp); + } + + return ret; +} + +void ci_dpm_powergate_uvd(struct radeon_device *rdev, bool gate) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + + if (pi->uvd_power_gated == gate) + return; + + pi->uvd_power_gated = gate; + + ci_update_uvd_dpm(rdev, gate); +} + +bool ci_dpm_vblank_too_short(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + u32 vblank_time = r600_dpm_get_vblank_time(rdev); + u32 switch_limit = pi->mem_gddr5 ? 450 : 300; + + if (vblank_time < switch_limit) + return true; + else + return false; + +} + +static void ci_apply_state_adjust_rules(struct radeon_device *rdev, + struct radeon_ps *rps) +{ + struct ci_ps *ps = ci_get_ps(rps); + struct ci_power_info *pi = ci_get_pi(rdev); + struct radeon_clock_and_voltage_limits *max_limits; + bool disable_mclk_switching; + u32 sclk, mclk; + int i; + + if ((rdev->pm.dpm.new_active_crtc_count > 1) || + ci_dpm_vblank_too_short(rdev)) + disable_mclk_switching = true; + else + disable_mclk_switching = false; + + if ((rps->class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) == ATOM_PPLIB_CLASSIFICATION_UI_BATTERY) + pi->battery_state = true; + else + pi->battery_state = false; + + if (rdev->pm.dpm.ac_power) + max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac; + else + max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc; + + if (rdev->pm.dpm.ac_power == false) { + for (i = 0; i < ps->performance_level_count; i++) { + if (ps->performance_levels[i].mclk > max_limits->mclk) + ps->performance_levels[i].mclk = max_limits->mclk; + if (ps->performance_levels[i].sclk > max_limits->sclk) + ps->performance_levels[i].sclk = max_limits->sclk; + } + } + + /* XXX validate the min clocks required for display */ + + if (disable_mclk_switching) { + mclk = ps->performance_levels[ps->performance_level_count - 1].mclk; + sclk = ps->performance_levels[0].sclk; + } else { + mclk = ps->performance_levels[0].mclk; + sclk = ps->performance_levels[0].sclk; + } + + ps->performance_levels[0].sclk = sclk; + ps->performance_levels[0].mclk = mclk; + + if (ps->performance_levels[1].sclk < ps->performance_levels[0].sclk) + ps->performance_levels[1].sclk = ps->performance_levels[0].sclk; + + if (disable_mclk_switching) { + if (ps->performance_levels[0].mclk < ps->performance_levels[1].mclk) + ps->performance_levels[0].mclk = ps->performance_levels[1].mclk; + } else { + if (ps->performance_levels[1].mclk < ps->performance_levels[0].mclk) + ps->performance_levels[1].mclk = ps->performance_levels[0].mclk; + } +} + +static int ci_set_thermal_temperature_range(struct radeon_device *rdev, + int min_temp, int max_temp) +{ + int low_temp = 0 * 1000; + int high_temp = 255 * 1000; + u32 tmp; + + if (low_temp < min_temp) + low_temp = min_temp; + if (high_temp > max_temp) + high_temp = max_temp; + if (high_temp < low_temp) { + DRM_ERROR("invalid thermal range: %d - %d\n", low_temp, high_temp); + return -EINVAL; + } + + tmp = RREG32_SMC(CG_THERMAL_INT); + tmp &= ~(CI_DIG_THERM_INTH_MASK | CI_DIG_THERM_INTL_MASK); + tmp |= CI_DIG_THERM_INTH(high_temp / 1000) | + CI_DIG_THERM_INTL(low_temp / 1000); + WREG32_SMC(CG_THERMAL_INT, tmp); + +#if 0 + /* XXX: need to figure out how to handle this properly */ + tmp = RREG32_SMC(CG_THERMAL_CTRL); + tmp &= DIG_THERM_DPM_MASK; + tmp |= DIG_THERM_DPM(high_temp / 1000); + WREG32_SMC(CG_THERMAL_CTRL, tmp); +#endif + + return 0; +} + +#if 0 +static int ci_read_smc_soft_register(struct radeon_device *rdev, + u16 reg_offset, u32 *value) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + + return ci_read_smc_sram_dword(rdev, + pi->soft_regs_start + reg_offset, + value, pi->sram_end); +} +#endif + +static int ci_write_smc_soft_register(struct radeon_device *rdev, + u16 reg_offset, u32 value) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + + return ci_write_smc_sram_dword(rdev, + pi->soft_regs_start + reg_offset, + value, pi->sram_end); +} + +static void ci_init_fps_limits(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + SMU7_Discrete_DpmTable *table = &pi->smc_state_table; + + if (pi->caps_fps) { + u16 tmp; + + tmp = 45; + table->FpsHighT = cpu_to_be16(tmp); + + tmp = 30; + table->FpsLowT = cpu_to_be16(tmp); + } +} + +static int ci_update_sclk_t(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + int ret = 0; + u32 low_sclk_interrupt_t = 0; + + if (pi->caps_sclk_throttle_low_notification) { + low_sclk_interrupt_t = cpu_to_be32(pi->low_sclk_interrupt_t); + + ret = ci_copy_bytes_to_smc(rdev, + pi->dpm_table_start + + offsetof(SMU7_Discrete_DpmTable, LowSclkInterruptT), + (u8 *)&low_sclk_interrupt_t, + sizeof(u32), pi->sram_end); + + } + + return ret; +} + +static void ci_get_leakage_voltages(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + u16 leakage_id, virtual_voltage_id; + u16 vddc, vddci; + int i; + + pi->vddc_leakage.count = 0; + pi->vddci_leakage.count = 0; + + if (radeon_atom_get_leakage_id_from_vbios(rdev, &leakage_id) == 0) { + for (i = 0; i < CISLANDS_MAX_LEAKAGE_COUNT; i++) { + virtual_voltage_id = ATOM_VIRTUAL_VOLTAGE_ID0 + i; + if (radeon_atom_get_leakage_vddc_based_on_leakage_params(rdev, &vddc, &vddci, + virtual_voltage_id, + leakage_id) == 0) { + if (vddc != 0 && vddc != virtual_voltage_id) { + pi->vddc_leakage.actual_voltage[pi->vddc_leakage.count] = vddc; + pi->vddc_leakage.leakage_id[pi->vddc_leakage.count] = virtual_voltage_id; + pi->vddc_leakage.count++; + } + if (vddci != 0 && vddci != virtual_voltage_id) { + pi->vddci_leakage.actual_voltage[pi->vddci_leakage.count] = vddci; + pi->vddci_leakage.leakage_id[pi->vddci_leakage.count] = virtual_voltage_id; + pi->vddci_leakage.count++; + } + } + } + } +} + +static void ci_set_dpm_event_sources(struct radeon_device *rdev, u32 sources) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + bool want_thermal_protection; + enum radeon_dpm_event_src dpm_event_src; + u32 tmp; + + switch (sources) { + case 0: + default: + want_thermal_protection = false; + break; + case (1 << RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL): + want_thermal_protection = true; + dpm_event_src = RADEON_DPM_EVENT_SRC_DIGITAL; + break; + case (1 << RADEON_DPM_AUTO_THROTTLE_SRC_EXTERNAL): + want_thermal_protection = true; + dpm_event_src = RADEON_DPM_EVENT_SRC_EXTERNAL; + break; + case ((1 << RADEON_DPM_AUTO_THROTTLE_SRC_EXTERNAL) | + (1 << RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL)): + want_thermal_protection = true; + dpm_event_src = RADEON_DPM_EVENT_SRC_DIGIAL_OR_EXTERNAL; + break; + } + + if (want_thermal_protection) { +#if 0 + /* XXX: need to figure out how to handle this properly */ + tmp = RREG32_SMC(CG_THERMAL_CTRL); + tmp &= DPM_EVENT_SRC_MASK; + tmp |= DPM_EVENT_SRC(dpm_event_src); + WREG32_SMC(CG_THERMAL_CTRL, tmp); +#endif + + tmp = RREG32_SMC(GENERAL_PWRMGT); + if (pi->thermal_protection) + tmp &= ~THERMAL_PROTECTION_DIS; + else + tmp |= THERMAL_PROTECTION_DIS; + WREG32_SMC(GENERAL_PWRMGT, tmp); + } else { + tmp = RREG32_SMC(GENERAL_PWRMGT); + tmp |= THERMAL_PROTECTION_DIS; + WREG32_SMC(GENERAL_PWRMGT, tmp); + } +} + +static void ci_enable_auto_throttle_source(struct radeon_device *rdev, + enum radeon_dpm_auto_throttle_src source, + bool enable) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + + if (enable) { + if (!(pi->active_auto_throttle_sources & (1 << source))) { + pi->active_auto_throttle_sources |= 1 << source; + ci_set_dpm_event_sources(rdev, pi->active_auto_throttle_sources); + } + } else { + if (pi->active_auto_throttle_sources & (1 << source)) { + pi->active_auto_throttle_sources &= ~(1 << source); + ci_set_dpm_event_sources(rdev, pi->active_auto_throttle_sources); + } + } +} + +static void ci_enable_vr_hot_gpio_interrupt(struct radeon_device *rdev) +{ + if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_REGULATOR_HOT) + ci_send_msg_to_smc(rdev, PPSMC_MSG_EnableVRHotGPIOInterrupt); +} + +static int ci_unfreeze_sclk_mclk_dpm(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + PPSMC_Result smc_result; + + if (!pi->need_update_smu7_dpm_table) + return 0; + + if ((!pi->sclk_dpm_key_disabled) && + (pi->need_update_smu7_dpm_table & (DPMTABLE_OD_UPDATE_SCLK | DPMTABLE_UPDATE_SCLK))) { + smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_SCLKDPM_UnfreezeLevel); + if (smc_result != PPSMC_Result_OK) + return -EINVAL; + } + + if ((!pi->mclk_dpm_key_disabled) && + (pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK)) { + smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_MCLKDPM_UnfreezeLevel); + if (smc_result != PPSMC_Result_OK) + return -EINVAL; + } + + pi->need_update_smu7_dpm_table = 0; + return 0; +} + +static int ci_enable_sclk_mclk_dpm(struct radeon_device *rdev, bool enable) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + PPSMC_Result smc_result; + + if (enable) { + if (!pi->sclk_dpm_key_disabled) { + smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_DPM_Enable); + if (smc_result != PPSMC_Result_OK) + return -EINVAL; + } + + if (!pi->mclk_dpm_key_disabled) { + smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_MCLKDPM_Enable); + if (smc_result != PPSMC_Result_OK) + return -EINVAL; + + WREG32_P(MC_SEQ_CNTL_3, CAC_EN, ~CAC_EN); + + WREG32_SMC(LCAC_MC0_CNTL, 0x05); + WREG32_SMC(LCAC_MC1_CNTL, 0x05); + WREG32_SMC(LCAC_CPL_CNTL, 0x100005); + + udelay(10); + + WREG32_SMC(LCAC_MC0_CNTL, 0x400005); + WREG32_SMC(LCAC_MC1_CNTL, 0x400005); + WREG32_SMC(LCAC_CPL_CNTL, 0x500005); + } + } else { + if (!pi->sclk_dpm_key_disabled) { + smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_DPM_Disable); + if (smc_result != PPSMC_Result_OK) + return -EINVAL; + } + + if (!pi->mclk_dpm_key_disabled) { + smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_MCLKDPM_Disable); + if (smc_result != PPSMC_Result_OK) + return -EINVAL; + } + } + + return 0; +} + +static int ci_start_dpm(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + PPSMC_Result smc_result; + int ret; + u32 tmp; + + tmp = RREG32_SMC(GENERAL_PWRMGT); + tmp |= GLOBAL_PWRMGT_EN; + WREG32_SMC(GENERAL_PWRMGT, tmp); + + tmp = RREG32_SMC(SCLK_PWRMGT_CNTL); + tmp |= DYNAMIC_PM_EN; + WREG32_SMC(SCLK_PWRMGT_CNTL, tmp); + + ci_write_smc_soft_register(rdev, offsetof(SMU7_SoftRegisters, VoltageChangeTimeout), 0x1000); + + WREG32_P(BIF_LNCNT_RESET, 0, ~RESET_LNCNT_EN); + + smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_Voltage_Cntl_Enable); + if (smc_result != PPSMC_Result_OK) + return -EINVAL; + + ret = ci_enable_sclk_mclk_dpm(rdev, true); + if (ret) + return ret; + + if (!pi->pcie_dpm_key_disabled) { + smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_PCIeDPM_Enable); + if (smc_result != PPSMC_Result_OK) + return -EINVAL; + } + + return 0; +} + +static int ci_freeze_sclk_mclk_dpm(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + PPSMC_Result smc_result; + + if (!pi->need_update_smu7_dpm_table) + return 0; + + if ((!pi->sclk_dpm_key_disabled) && + (pi->need_update_smu7_dpm_table & (DPMTABLE_OD_UPDATE_SCLK | DPMTABLE_UPDATE_SCLK))) { + smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_SCLKDPM_FreezeLevel); + if (smc_result != PPSMC_Result_OK) + return -EINVAL; + } + + if ((!pi->mclk_dpm_key_disabled) && + (pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK)) { + smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_MCLKDPM_FreezeLevel); + if (smc_result != PPSMC_Result_OK) + return -EINVAL; + } + + return 0; +} + +static int ci_stop_dpm(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + PPSMC_Result smc_result; + int ret; + u32 tmp; + + tmp = RREG32_SMC(GENERAL_PWRMGT); + tmp &= ~GLOBAL_PWRMGT_EN; + WREG32_SMC(GENERAL_PWRMGT, tmp); + + tmp = RREG32(SCLK_PWRMGT_CNTL); + tmp &= ~DYNAMIC_PM_EN; + WREG32_SMC(SCLK_PWRMGT_CNTL, tmp); + + if (!pi->pcie_dpm_key_disabled) { + smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_PCIeDPM_Disable); + if (smc_result != PPSMC_Result_OK) + return -EINVAL; + } + + ret = ci_enable_sclk_mclk_dpm(rdev, false); + if (ret) + return ret; + + smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_Voltage_Cntl_Disable); + if (smc_result != PPSMC_Result_OK) + return -EINVAL; + + return 0; +} + +static void ci_enable_sclk_control(struct radeon_device *rdev, bool enable) +{ + u32 tmp = RREG32_SMC(SCLK_PWRMGT_CNTL); + + if (enable) + tmp &= ~SCLK_PWRMGT_OFF; + else + tmp |= SCLK_PWRMGT_OFF; + WREG32_SMC(SCLK_PWRMGT_CNTL, tmp); +} + +#if 0 +static int ci_notify_hw_of_power_source(struct radeon_device *rdev, + bool ac_power) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + struct radeon_cac_tdp_table *cac_tdp_table = + rdev->pm.dpm.dyn_state.cac_tdp_table; + u32 power_limit; + + if (ac_power) + power_limit = (u32)(cac_tdp_table->maximum_power_delivery_limit * 256); + else + power_limit = (u32)(cac_tdp_table->battery_power_limit * 256); + + ci_set_power_limit(rdev, power_limit); + + if (pi->caps_automatic_dc_transition) { + if (ac_power) + ci_send_msg_to_smc(rdev, PPSMC_MSG_RunningOnAC); + else + ci_send_msg_to_smc(rdev, PPSMC_MSG_Remove_DC_Clamp); + } + + return 0; +} +#endif + +static PPSMC_Result ci_send_msg_to_smc_with_parameter(struct radeon_device *rdev, + PPSMC_Msg msg, u32 parameter) +{ + WREG32(SMC_MSG_ARG_0, parameter); + return ci_send_msg_to_smc(rdev, msg); +} + +static PPSMC_Result ci_send_msg_to_smc_return_parameter(struct radeon_device *rdev, + PPSMC_Msg msg, u32 *parameter) +{ + PPSMC_Result smc_result; + + smc_result = ci_send_msg_to_smc(rdev, msg); + + if ((smc_result == PPSMC_Result_OK) && parameter) + *parameter = RREG32(SMC_MSG_ARG_0); + + return smc_result; +} + +static int ci_dpm_force_state_sclk(struct radeon_device *rdev, u32 n) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + + if (!pi->sclk_dpm_key_disabled) { + PPSMC_Result smc_result = + ci_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_DPM_ForceState, n); + if (smc_result != PPSMC_Result_OK) + return -EINVAL; + } + + return 0; +} + +static int ci_dpm_force_state_mclk(struct radeon_device *rdev, u32 n) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + + if (!pi->mclk_dpm_key_disabled) { + PPSMC_Result smc_result = + ci_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_MCLKDPM_ForceState, n); + if (smc_result != PPSMC_Result_OK) + return -EINVAL; + } + + return 0; +} + +static int ci_dpm_force_state_pcie(struct radeon_device *rdev, u32 n) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + + if (!pi->pcie_dpm_key_disabled) { + PPSMC_Result smc_result = + ci_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_PCIeDPM_ForceLevel, n); + if (smc_result != PPSMC_Result_OK) + return -EINVAL; + } + + return 0; +} + +static int ci_set_power_limit(struct radeon_device *rdev, u32 n) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + + if (pi->power_containment_features & POWERCONTAINMENT_FEATURE_PkgPwrLimit) { + PPSMC_Result smc_result = + ci_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_PkgPwrSetLimit, n); + if (smc_result != PPSMC_Result_OK) + return -EINVAL; + } + + return 0; +} + +static int ci_set_overdrive_target_tdp(struct radeon_device *rdev, + u32 target_tdp) +{ + PPSMC_Result smc_result = + ci_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_OverDriveSetTargetTdp, target_tdp); + if (smc_result != PPSMC_Result_OK) + return -EINVAL; + return 0; +} + +static int ci_set_boot_state(struct radeon_device *rdev) +{ + return ci_enable_sclk_mclk_dpm(rdev, false); +} + +static u32 ci_get_average_sclk_freq(struct radeon_device *rdev) +{ + u32 sclk_freq; + PPSMC_Result smc_result = + ci_send_msg_to_smc_return_parameter(rdev, + PPSMC_MSG_API_GetSclkFrequency, + &sclk_freq); + if (smc_result != PPSMC_Result_OK) + sclk_freq = 0; + + return sclk_freq; +} + +static u32 ci_get_average_mclk_freq(struct radeon_device *rdev) +{ + u32 mclk_freq; + PPSMC_Result smc_result = + ci_send_msg_to_smc_return_parameter(rdev, + PPSMC_MSG_API_GetMclkFrequency, + &mclk_freq); + if (smc_result != PPSMC_Result_OK) + mclk_freq = 0; + + return mclk_freq; +} + +static void ci_dpm_start_smc(struct radeon_device *rdev) +{ + int i; + + ci_program_jump_on_start(rdev); + ci_start_smc_clock(rdev); + ci_start_smc(rdev); + for (i = 0; i < rdev->usec_timeout; i++) { + if (RREG32_SMC(FIRMWARE_FLAGS) & INTERRUPTS_ENABLED) + break; + } +} + +static void ci_dpm_stop_smc(struct radeon_device *rdev) +{ + ci_reset_smc(rdev); + ci_stop_smc_clock(rdev); +} + +static int ci_process_firmware_header(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + u32 tmp; + int ret; + + ret = ci_read_smc_sram_dword(rdev, + SMU7_FIRMWARE_HEADER_LOCATION + + offsetof(SMU7_Firmware_Header, DpmTable), + &tmp, pi->sram_end); + if (ret) + return ret; + + pi->dpm_table_start = tmp; + + ret = ci_read_smc_sram_dword(rdev, + SMU7_FIRMWARE_HEADER_LOCATION + + offsetof(SMU7_Firmware_Header, SoftRegisters), + &tmp, pi->sram_end); + if (ret) + return ret; + + pi->soft_regs_start = tmp; + + ret = ci_read_smc_sram_dword(rdev, + SMU7_FIRMWARE_HEADER_LOCATION + + offsetof(SMU7_Firmware_Header, mcRegisterTable), + &tmp, pi->sram_end); + if (ret) + return ret; + + pi->mc_reg_table_start = tmp; + + ret = ci_read_smc_sram_dword(rdev, + SMU7_FIRMWARE_HEADER_LOCATION + + offsetof(SMU7_Firmware_Header, FanTable), + &tmp, pi->sram_end); + if (ret) + return ret; + + pi->fan_table_start = tmp; + + ret = ci_read_smc_sram_dword(rdev, + SMU7_FIRMWARE_HEADER_LOCATION + + offsetof(SMU7_Firmware_Header, mcArbDramTimingTable), + &tmp, pi->sram_end); + if (ret) + return ret; + + pi->arb_table_start = tmp; + + return 0; +} + +static void ci_read_clock_registers(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + + pi->clock_registers.cg_spll_func_cntl = + RREG32_SMC(CG_SPLL_FUNC_CNTL); + pi->clock_registers.cg_spll_func_cntl_2 = + RREG32_SMC(CG_SPLL_FUNC_CNTL_2); + pi->clock_registers.cg_spll_func_cntl_3 = + RREG32_SMC(CG_SPLL_FUNC_CNTL_3); + pi->clock_registers.cg_spll_func_cntl_4 = + RREG32_SMC(CG_SPLL_FUNC_CNTL_4); + pi->clock_registers.cg_spll_spread_spectrum = + RREG32_SMC(CG_SPLL_SPREAD_SPECTRUM); + pi->clock_registers.cg_spll_spread_spectrum_2 = + RREG32_SMC(CG_SPLL_SPREAD_SPECTRUM_2); + pi->clock_registers.dll_cntl = RREG32(DLL_CNTL); + pi->clock_registers.mclk_pwrmgt_cntl = RREG32(MCLK_PWRMGT_CNTL); + pi->clock_registers.mpll_ad_func_cntl = RREG32(MPLL_AD_FUNC_CNTL); + pi->clock_registers.mpll_dq_func_cntl = RREG32(MPLL_DQ_FUNC_CNTL); + pi->clock_registers.mpll_func_cntl = RREG32(MPLL_FUNC_CNTL); + pi->clock_registers.mpll_func_cntl_1 = RREG32(MPLL_FUNC_CNTL_1); + pi->clock_registers.mpll_func_cntl_2 = RREG32(MPLL_FUNC_CNTL_2); + pi->clock_registers.mpll_ss1 = RREG32(MPLL_SS1); + pi->clock_registers.mpll_ss2 = RREG32(MPLL_SS2); +} + +static void ci_init_sclk_t(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + + pi->low_sclk_interrupt_t = 0; +} + +static void ci_enable_thermal_protection(struct radeon_device *rdev, + bool enable) +{ + u32 tmp = RREG32_SMC(GENERAL_PWRMGT); + + if (enable) + tmp &= ~THERMAL_PROTECTION_DIS; + else + tmp |= THERMAL_PROTECTION_DIS; + WREG32_SMC(GENERAL_PWRMGT, tmp); +} + +static void ci_enable_acpi_power_management(struct radeon_device *rdev) +{ + u32 tmp = RREG32_SMC(GENERAL_PWRMGT); + + tmp |= STATIC_PM_EN; + + WREG32_SMC(GENERAL_PWRMGT, tmp); +} + +#if 0 +static int ci_enter_ulp_state(struct radeon_device *rdev) +{ + + WREG32(SMC_MESSAGE_0, PPSMC_MSG_SwitchToMinimumPower); + + udelay(25000); + + return 0; +} + +static int ci_exit_ulp_state(struct radeon_device *rdev) +{ + int i; + + WREG32(SMC_MESSAGE_0, PPSMC_MSG_ResumeFromMinimumPower); + + udelay(7000); + + for (i = 0; i < rdev->usec_timeout; i++) { + if (RREG32(SMC_RESP_0) == 1) + break; + udelay(1000); + } + + return 0; +} +#endif + +static int ci_notify_smc_display_change(struct radeon_device *rdev, + bool has_display) +{ + PPSMC_Msg msg = has_display ? PPSMC_MSG_HasDisplay : PPSMC_MSG_NoDisplay; + + return (ci_send_msg_to_smc(rdev, msg) == PPSMC_Result_OK) ? 0 : -EINVAL; +} + +static int ci_enable_ds_master_switch(struct radeon_device *rdev, + bool enable) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + + if (enable) { + if (pi->caps_sclk_ds) { + if (ci_send_msg_to_smc(rdev, PPSMC_MSG_MASTER_DeepSleep_ON) != PPSMC_Result_OK) + return -EINVAL; + } else { + if (ci_send_msg_to_smc(rdev, PPSMC_MSG_MASTER_DeepSleep_OFF) != PPSMC_Result_OK) + return -EINVAL; + } + } else { + if (pi->caps_sclk_ds) { + if (ci_send_msg_to_smc(rdev, PPSMC_MSG_MASTER_DeepSleep_OFF) != PPSMC_Result_OK) + return -EINVAL; + } + } + + return 0; +} + +static void ci_program_display_gap(struct radeon_device *rdev) +{ + u32 tmp = RREG32_SMC(CG_DISPLAY_GAP_CNTL); + u32 pre_vbi_time_in_us; + u32 frame_time_in_us; + u32 ref_clock = rdev->clock.spll.reference_freq; + u32 refresh_rate = r600_dpm_get_vrefresh(rdev); + u32 vblank_time = r600_dpm_get_vblank_time(rdev); + + tmp &= ~DISP_GAP_MASK; + if (rdev->pm.dpm.new_active_crtc_count > 0) + tmp |= DISP_GAP(R600_PM_DISPLAY_GAP_VBLANK_OR_WM); + else + tmp |= DISP_GAP(R600_PM_DISPLAY_GAP_IGNORE); + WREG32_SMC(CG_DISPLAY_GAP_CNTL, tmp); + + if (refresh_rate == 0) + refresh_rate = 60; + if (vblank_time == 0xffffffff) + vblank_time = 500; + frame_time_in_us = 1000000 / refresh_rate; + pre_vbi_time_in_us = + frame_time_in_us - 200 - vblank_time; + tmp = pre_vbi_time_in_us * (ref_clock / 100); + + WREG32_SMC(CG_DISPLAY_GAP_CNTL2, tmp); + ci_write_smc_soft_register(rdev, offsetof(SMU7_SoftRegisters, PreVBlankGap), 0x64); + ci_write_smc_soft_register(rdev, offsetof(SMU7_SoftRegisters, VBlankTimeout), (frame_time_in_us - pre_vbi_time_in_us)); + + + ci_notify_smc_display_change(rdev, (rdev->pm.dpm.new_active_crtc_count == 1)); + +} + +static void ci_enable_spread_spectrum(struct radeon_device *rdev, bool enable) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + u32 tmp; + + if (enable) { + if (pi->caps_sclk_ss_support) { + tmp = RREG32_SMC(GENERAL_PWRMGT); + tmp |= DYN_SPREAD_SPECTRUM_EN; + WREG32_SMC(GENERAL_PWRMGT, tmp); + } + } else { + tmp = RREG32_SMC(CG_SPLL_SPREAD_SPECTRUM); + tmp &= ~SSEN; + WREG32_SMC(CG_SPLL_SPREAD_SPECTRUM, tmp); + + tmp = RREG32_SMC(GENERAL_PWRMGT); + tmp &= ~DYN_SPREAD_SPECTRUM_EN; + WREG32_SMC(GENERAL_PWRMGT, tmp); + } +} + +static void ci_program_sstp(struct radeon_device *rdev) +{ + WREG32_SMC(CG_SSP, (SSTU(R600_SSTU_DFLT) | SST(R600_SST_DFLT))); +} + +static void ci_enable_display_gap(struct radeon_device *rdev) +{ + u32 tmp = RREG32_SMC(CG_DISPLAY_GAP_CNTL); + + tmp &= ~(DISP_GAP_MASK | DISP_GAP_MCHG_MASK); + tmp |= (DISP_GAP(R600_PM_DISPLAY_GAP_IGNORE) | + DISP_GAP_MCHG(R600_PM_DISPLAY_GAP_VBLANK)); + + WREG32_SMC(CG_DISPLAY_GAP_CNTL, tmp); +} + +static void ci_program_vc(struct radeon_device *rdev) +{ + u32 tmp; + + tmp = RREG32_SMC(SCLK_PWRMGT_CNTL); + tmp &= ~(RESET_SCLK_CNT | RESET_BUSY_CNT); + WREG32_SMC(SCLK_PWRMGT_CNTL, tmp); + + WREG32_SMC(CG_FTV_0, CISLANDS_VRC_DFLT0); + WREG32_SMC(CG_FTV_1, CISLANDS_VRC_DFLT1); + WREG32_SMC(CG_FTV_2, CISLANDS_VRC_DFLT2); + WREG32_SMC(CG_FTV_3, CISLANDS_VRC_DFLT3); + WREG32_SMC(CG_FTV_4, CISLANDS_VRC_DFLT4); + WREG32_SMC(CG_FTV_5, CISLANDS_VRC_DFLT5); + WREG32_SMC(CG_FTV_6, CISLANDS_VRC_DFLT6); + WREG32_SMC(CG_FTV_7, CISLANDS_VRC_DFLT7); +} + +static void ci_clear_vc(struct radeon_device *rdev) +{ + u32 tmp; + + tmp = RREG32_SMC(SCLK_PWRMGT_CNTL); + tmp |= (RESET_SCLK_CNT | RESET_BUSY_CNT); + WREG32_SMC(SCLK_PWRMGT_CNTL, tmp); + + WREG32_SMC(CG_FTV_0, 0); + WREG32_SMC(CG_FTV_1, 0); + WREG32_SMC(CG_FTV_2, 0); + WREG32_SMC(CG_FTV_3, 0); + WREG32_SMC(CG_FTV_4, 0); + WREG32_SMC(CG_FTV_5, 0); + WREG32_SMC(CG_FTV_6, 0); + WREG32_SMC(CG_FTV_7, 0); +} + +static int ci_upload_firmware(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + int i, ret; + + for (i = 0; i < rdev->usec_timeout; i++) { + if (RREG32_SMC(RCU_UC_EVENTS) & BOOT_SEQ_DONE) + break; + } + WREG32_SMC(SMC_SYSCON_MISC_CNTL, 1); + + ci_stop_smc_clock(rdev); + ci_reset_smc(rdev); + + ret = ci_load_smc_ucode(rdev, pi->sram_end); + + return ret; + +} + +static int ci_get_svi2_voltage_table(struct radeon_device *rdev, + struct radeon_clock_voltage_dependency_table *voltage_dependency_table, + struct atom_voltage_table *voltage_table) +{ + u32 i; + + if (voltage_dependency_table == NULL) + return -EINVAL; + + voltage_table->mask_low = 0; + voltage_table->phase_delay = 0; + + voltage_table->count = voltage_dependency_table->count; + for (i = 0; i < voltage_table->count; i++) { + voltage_table->entries[i].value = voltage_dependency_table->entries[i].v; + voltage_table->entries[i].smio_low = 0; + } + + return 0; +} + +static int ci_construct_voltage_tables(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + int ret; + + if (pi->voltage_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) { + ret = radeon_atom_get_voltage_table(rdev, VOLTAGE_TYPE_VDDC, + VOLTAGE_OBJ_GPIO_LUT, + &pi->vddc_voltage_table); + if (ret) + return ret; + } else if (pi->voltage_control == CISLANDS_VOLTAGE_CONTROL_BY_SVID2) { + ret = ci_get_svi2_voltage_table(rdev, + &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk, + &pi->vddc_voltage_table); + if (ret) + return ret; + } + + if (pi->vddc_voltage_table.count > SMU7_MAX_LEVELS_VDDC) + si_trim_voltage_table_to_fit_state_table(rdev, SMU7_MAX_LEVELS_VDDC, + &pi->vddc_voltage_table); + + if (pi->vddci_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) { + ret = radeon_atom_get_voltage_table(rdev, VOLTAGE_TYPE_VDDCI, + VOLTAGE_OBJ_GPIO_LUT, + &pi->vddci_voltage_table); + if (ret) + return ret; + } else if (pi->vddci_control == CISLANDS_VOLTAGE_CONTROL_BY_SVID2) { + ret = ci_get_svi2_voltage_table(rdev, + &rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk, + &pi->vddci_voltage_table); + if (ret) + return ret; + } + + if (pi->vddci_voltage_table.count > SMU7_MAX_LEVELS_VDDCI) + si_trim_voltage_table_to_fit_state_table(rdev, SMU7_MAX_LEVELS_VDDCI, + &pi->vddci_voltage_table); + + if (pi->mvdd_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) { + ret = radeon_atom_get_voltage_table(rdev, VOLTAGE_TYPE_MVDDC, + VOLTAGE_OBJ_GPIO_LUT, + &pi->mvdd_voltage_table); + if (ret) + return ret; + } else if (pi->mvdd_control == CISLANDS_VOLTAGE_CONTROL_BY_SVID2) { + ret = ci_get_svi2_voltage_table(rdev, + &rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk, + &pi->mvdd_voltage_table); + if (ret) + return ret; + } + + if (pi->mvdd_voltage_table.count > SMU7_MAX_LEVELS_MVDD) + si_trim_voltage_table_to_fit_state_table(rdev, SMU7_MAX_LEVELS_MVDD, + &pi->mvdd_voltage_table); + + return 0; +} + +static void ci_populate_smc_voltage_table(struct radeon_device *rdev, + struct atom_voltage_table_entry *voltage_table, + SMU7_Discrete_VoltageLevel *smc_voltage_table) +{ + int ret; + + ret = ci_get_std_voltage_value_sidd(rdev, voltage_table, + &smc_voltage_table->StdVoltageHiSidd, + &smc_voltage_table->StdVoltageLoSidd); + + if (ret) { + smc_voltage_table->StdVoltageHiSidd = voltage_table->value * VOLTAGE_SCALE; + smc_voltage_table->StdVoltageLoSidd = voltage_table->value * VOLTAGE_SCALE; + } + + smc_voltage_table->Voltage = cpu_to_be16(voltage_table->value * VOLTAGE_SCALE); + smc_voltage_table->StdVoltageHiSidd = + cpu_to_be16(smc_voltage_table->StdVoltageHiSidd); + smc_voltage_table->StdVoltageLoSidd = + cpu_to_be16(smc_voltage_table->StdVoltageLoSidd); +} + +static int ci_populate_smc_vddc_table(struct radeon_device *rdev, + SMU7_Discrete_DpmTable *table) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + unsigned int count; + + table->VddcLevelCount = pi->vddc_voltage_table.count; + for (count = 0; count < table->VddcLevelCount; count++) { + ci_populate_smc_voltage_table(rdev, + &pi->vddc_voltage_table.entries[count], + &table->VddcLevel[count]); + + if (pi->voltage_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) + table->VddcLevel[count].Smio |= + pi->vddc_voltage_table.entries[count].smio_low; + else + table->VddcLevel[count].Smio = 0; + } + table->VddcLevelCount = cpu_to_be32(table->VddcLevelCount); + + return 0; +} + +static int ci_populate_smc_vddci_table(struct radeon_device *rdev, + SMU7_Discrete_DpmTable *table) +{ + unsigned int count; + struct ci_power_info *pi = ci_get_pi(rdev); + + table->VddciLevelCount = pi->vddci_voltage_table.count; + for (count = 0; count < table->VddciLevelCount; count++) { + ci_populate_smc_voltage_table(rdev, + &pi->vddci_voltage_table.entries[count], + &table->VddciLevel[count]); + + if (pi->vddci_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) + table->VddciLevel[count].Smio |= + pi->vddci_voltage_table.entries[count].smio_low; + else + table->VddciLevel[count].Smio = 0; + } + table->VddciLevelCount = cpu_to_be32(table->VddciLevelCount); + + return 0; +} + +static int ci_populate_smc_mvdd_table(struct radeon_device *rdev, + SMU7_Discrete_DpmTable *table) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + unsigned int count; + + table->MvddLevelCount = pi->mvdd_voltage_table.count; + for (count = 0; count < table->MvddLevelCount; count++) { + ci_populate_smc_voltage_table(rdev, + &pi->mvdd_voltage_table.entries[count], + &table->MvddLevel[count]); + + if (pi->mvdd_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) + table->MvddLevel[count].Smio |= + pi->mvdd_voltage_table.entries[count].smio_low; + else + table->MvddLevel[count].Smio = 0; + } + table->MvddLevelCount = cpu_to_be32(table->MvddLevelCount); + + return 0; +} + +static int ci_populate_smc_voltage_tables(struct radeon_device *rdev, + SMU7_Discrete_DpmTable *table) +{ + int ret; + + ret = ci_populate_smc_vddc_table(rdev, table); + if (ret) + return ret; + + ret = ci_populate_smc_vddci_table(rdev, table); + if (ret) + return ret; + + ret = ci_populate_smc_mvdd_table(rdev, table); + if (ret) + return ret; + + return 0; +} + +static int ci_populate_mvdd_value(struct radeon_device *rdev, u32 mclk, + SMU7_Discrete_VoltageLevel *voltage) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + u32 i = 0; + + if (pi->mvdd_control != CISLANDS_VOLTAGE_CONTROL_NONE) { + for (i = 0; i < rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk.count; i++) { + if (mclk <= rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk.entries[i].clk) { + voltage->Voltage = pi->mvdd_voltage_table.entries[i].value; + break; + } + } + + if (i >= rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk.count) + return -EINVAL; + } + + return -EINVAL; +} + +static int ci_get_std_voltage_value_sidd(struct radeon_device *rdev, + struct atom_voltage_table_entry *voltage_table, + u16 *std_voltage_hi_sidd, u16 *std_voltage_lo_sidd) +{ + u16 v_index, idx; + bool voltage_found = false; + *std_voltage_hi_sidd = voltage_table->value * VOLTAGE_SCALE; + *std_voltage_lo_sidd = voltage_table->value * VOLTAGE_SCALE; + + if (rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries == NULL) + return -EINVAL; + + if (rdev->pm.dpm.dyn_state.cac_leakage_table.entries) { + for (v_index = 0; (u32)v_index < rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count; v_index++) { + if (voltage_table->value == + rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[v_index].v) { + voltage_found = true; + if ((u32)v_index < rdev->pm.dpm.dyn_state.cac_leakage_table.count) + idx = v_index; + else + idx = rdev->pm.dpm.dyn_state.cac_leakage_table.count - 1; + *std_voltage_lo_sidd = + rdev->pm.dpm.dyn_state.cac_leakage_table.entries[idx].vddc * VOLTAGE_SCALE; + *std_voltage_hi_sidd = + rdev->pm.dpm.dyn_state.cac_leakage_table.entries[idx].leakage * VOLTAGE_SCALE; + break; + } + } + + if (!voltage_found) { + for (v_index = 0; (u32)v_index < rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count; v_index++) { + if (voltage_table->value <= + rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[v_index].v) { + voltage_found = true; + if ((u32)v_index < rdev->pm.dpm.dyn_state.cac_leakage_table.count) + idx = v_index; + else + idx = rdev->pm.dpm.dyn_state.cac_leakage_table.count - 1; + *std_voltage_lo_sidd = + rdev->pm.dpm.dyn_state.cac_leakage_table.entries[idx].vddc * VOLTAGE_SCALE; + *std_voltage_hi_sidd = + rdev->pm.dpm.dyn_state.cac_leakage_table.entries[idx].leakage * VOLTAGE_SCALE; + break; + } + } + } + } + + return 0; +} + +static void ci_populate_phase_value_based_on_sclk(struct radeon_device *rdev, + const struct radeon_phase_shedding_limits_table *limits, + u32 sclk, + u32 *phase_shedding) +{ + unsigned int i; + + *phase_shedding = 1; + + for (i = 0; i < limits->count; i++) { + if (sclk < limits->entries[i].sclk) { + *phase_shedding = i; + break; + } + } +} + +static void ci_populate_phase_value_based_on_mclk(struct radeon_device *rdev, + const struct radeon_phase_shedding_limits_table *limits, + u32 mclk, + u32 *phase_shedding) +{ + unsigned int i; + + *phase_shedding = 1; + + for (i = 0; i < limits->count; i++) { + if (mclk < limits->entries[i].mclk) { + *phase_shedding = i; + break; + } + } +} + +static int ci_init_arb_table_index(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + u32 tmp; + int ret; + + ret = ci_read_smc_sram_dword(rdev, pi->arb_table_start, + &tmp, pi->sram_end); + if (ret) + return ret; + + tmp &= 0x00FFFFFF; + tmp |= MC_CG_ARB_FREQ_F1 << 24; + + return ci_write_smc_sram_dword(rdev, pi->arb_table_start, + tmp, pi->sram_end); +} + +static int ci_get_dependency_volt_by_clk(struct radeon_device *rdev, + struct radeon_clock_voltage_dependency_table *allowed_clock_voltage_table, + u32 clock, u32 *voltage) +{ + u32 i = 0; + + if (allowed_clock_voltage_table->count == 0) + return -EINVAL; + + for (i = 0; i < allowed_clock_voltage_table->count; i++) { + if (allowed_clock_voltage_table->entries[i].clk >= clock) { + *voltage = allowed_clock_voltage_table->entries[i].v; + return 0; + } + } + + *voltage = allowed_clock_voltage_table->entries[i-1].v; + + return 0; +} + +static u8 ci_get_sleep_divider_id_from_clock(struct radeon_device *rdev, + u32 sclk, u32 min_sclk_in_sr) +{ + u32 i; + u32 tmp; + u32 min = (min_sclk_in_sr > CISLAND_MINIMUM_ENGINE_CLOCK) ? + min_sclk_in_sr : CISLAND_MINIMUM_ENGINE_CLOCK; + + if (sclk < min) + return 0; + + for (i = CISLAND_MAX_DEEPSLEEP_DIVIDER_ID; ; i--) { + tmp = sclk / (1 << i); + if (tmp >= min || i == 0) + break; + } + + return (u8)i; +} + +static int ci_initial_switch_from_arb_f0_to_f1(struct radeon_device *rdev) +{ + return ni_copy_and_switch_arb_sets(rdev, MC_CG_ARB_FREQ_F0, MC_CG_ARB_FREQ_F1); +} + +static int ci_reset_to_default(struct radeon_device *rdev) +{ + return (ci_send_msg_to_smc(rdev, PPSMC_MSG_ResetToDefaults) == PPSMC_Result_OK) ? + 0 : -EINVAL; +} + +static int ci_force_switch_to_arb_f0(struct radeon_device *rdev) +{ + u32 tmp; + + tmp = (RREG32_SMC(SMC_SCRATCH9) & 0x0000ff00) >> 8; + + if (tmp == MC_CG_ARB_FREQ_F0) + return 0; + + return ni_copy_and_switch_arb_sets(rdev, tmp, MC_CG_ARB_FREQ_F0); +} + +static int ci_populate_memory_timing_parameters(struct radeon_device *rdev, + u32 sclk, + u32 mclk, + SMU7_Discrete_MCArbDramTimingTableEntry *arb_regs) +{ + u32 dram_timing; + u32 dram_timing2; + u32 burst_time; + + radeon_atom_set_engine_dram_timings(rdev, sclk, mclk); + + dram_timing = RREG32(MC_ARB_DRAM_TIMING); + dram_timing2 = RREG32(MC_ARB_DRAM_TIMING2); + burst_time = RREG32(MC_ARB_BURST_TIME) & STATE0_MASK; + + arb_regs->McArbDramTiming = cpu_to_be32(dram_timing); + arb_regs->McArbDramTiming2 = cpu_to_be32(dram_timing2); + arb_regs->McArbBurstTime = (u8)burst_time; + + return 0; +} + +static int ci_do_program_memory_timing_parameters(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + SMU7_Discrete_MCArbDramTimingTable arb_regs; + u32 i, j; + int ret = 0; + + memset(&arb_regs, 0, sizeof(SMU7_Discrete_MCArbDramTimingTable)); + + for (i = 0; i < pi->dpm_table.sclk_table.count; i++) { + for (j = 0; j < pi->dpm_table.mclk_table.count; j++) { + ret = ci_populate_memory_timing_parameters(rdev, + pi->dpm_table.sclk_table.dpm_levels[i].value, + pi->dpm_table.mclk_table.dpm_levels[j].value, + &arb_regs.entries[i][j]); + if (ret) + break; + } + } + + if (ret == 0) + ret = ci_copy_bytes_to_smc(rdev, + pi->arb_table_start, + (u8 *)&arb_regs, + sizeof(SMU7_Discrete_MCArbDramTimingTable), + pi->sram_end); + + return ret; +} + +static int ci_program_memory_timing_parameters(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + + if (pi->need_update_smu7_dpm_table == 0) + return 0; + + return ci_do_program_memory_timing_parameters(rdev); +} + +static void ci_populate_smc_initial_state(struct radeon_device *rdev, + struct radeon_ps *radeon_boot_state) +{ + struct ci_ps *boot_state = ci_get_ps(radeon_boot_state); + struct ci_power_info *pi = ci_get_pi(rdev); + u32 level = 0; + + for (level = 0; level < rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count; level++) { + if (rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[level].clk >= + boot_state->performance_levels[0].sclk) { + pi->smc_state_table.GraphicsBootLevel = level; + break; + } + } + + for (level = 0; level < rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk.count; level++) { + if (rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk.entries[level].clk >= + boot_state->performance_levels[0].mclk) { + pi->smc_state_table.MemoryBootLevel = level; + break; + } + } +} + +static u32 ci_get_dpm_level_enable_mask_value(struct ci_single_dpm_table *dpm_table) +{ + u32 i; + u32 mask_value = 0; + + for (i = dpm_table->count; i > 0; i--) { + mask_value = mask_value << 1; + if (dpm_table->dpm_levels[i-1].enabled) + mask_value |= 0x1; + else + mask_value &= 0xFFFFFFFE; + } + + return mask_value; +} + +static void ci_populate_smc_link_level(struct radeon_device *rdev, + SMU7_Discrete_DpmTable *table) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + struct ci_dpm_table *dpm_table = &pi->dpm_table; + u32 i; + + for (i = 0; i < dpm_table->pcie_speed_table.count; i++) { + table->LinkLevel[i].PcieGenSpeed = + (u8)dpm_table->pcie_speed_table.dpm_levels[i].value; + table->LinkLevel[i].PcieLaneCount = + r600_encode_pci_lane_width(dpm_table->pcie_speed_table.dpm_levels[i].param1); + table->LinkLevel[i].EnabledForActivity = 1; + table->LinkLevel[i].DownT = cpu_to_be32(5); + table->LinkLevel[i].UpT = cpu_to_be32(30); + } + + pi->smc_state_table.LinkLevelCount = (u8)dpm_table->pcie_speed_table.count; + pi->dpm_level_enable_mask.pcie_dpm_enable_mask = + ci_get_dpm_level_enable_mask_value(&dpm_table->pcie_speed_table); +} + +static int ci_populate_smc_uvd_level(struct radeon_device *rdev, + SMU7_Discrete_DpmTable *table) +{ + u32 count; + struct atom_clock_dividers dividers; + int ret = -EINVAL; + + table->UvdLevelCount = + rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count; + + for (count = 0; count < table->UvdLevelCount; count++) { + table->UvdLevel[count].VclkFrequency = + rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[count].vclk; + table->UvdLevel[count].DclkFrequency = + rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[count].dclk; + table->UvdLevel[count].MinVddc = + rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[count].v * VOLTAGE_SCALE; + table->UvdLevel[count].MinVddcPhases = 1; + + ret = radeon_atom_get_clock_dividers(rdev, + COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK, + table->UvdLevel[count].VclkFrequency, false, ÷rs); + if (ret) + return ret; + + table->UvdLevel[count].VclkDivider = (u8)dividers.post_divider; + + ret = radeon_atom_get_clock_dividers(rdev, + COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK, + table->UvdLevel[count].DclkFrequency, false, ÷rs); + if (ret) + return ret; + + table->UvdLevel[count].DclkDivider = (u8)dividers.post_divider; + + table->UvdLevel[count].VclkFrequency = cpu_to_be32(table->UvdLevel[count].VclkFrequency); + table->UvdLevel[count].DclkFrequency = cpu_to_be32(table->UvdLevel[count].DclkFrequency); + table->UvdLevel[count].MinVddc = cpu_to_be16(table->UvdLevel[count].MinVddc); + } + + return ret; +} + +static int ci_populate_smc_vce_level(struct radeon_device *rdev, + SMU7_Discrete_DpmTable *table) +{ + u32 count; + struct atom_clock_dividers dividers; + int ret = -EINVAL; + + table->VceLevelCount = + rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.count; + + for (count = 0; count < table->VceLevelCount; count++) { + table->VceLevel[count].Frequency = + rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[count].evclk; + table->VceLevel[count].MinVoltage = + (u16)rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[count].v * VOLTAGE_SCALE; + table->VceLevel[count].MinPhases = 1; + + ret = radeon_atom_get_clock_dividers(rdev, + COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK, + table->VceLevel[count].Frequency, false, ÷rs); + if (ret) + return ret; + + table->VceLevel[count].Divider = (u8)dividers.post_divider; + + table->VceLevel[count].Frequency = cpu_to_be32(table->VceLevel[count].Frequency); + table->VceLevel[count].MinVoltage = cpu_to_be16(table->VceLevel[count].MinVoltage); + } + + return ret; + +} + +static int ci_populate_smc_acp_level(struct radeon_device *rdev, + SMU7_Discrete_DpmTable *table) +{ + u32 count; + struct atom_clock_dividers dividers; + int ret = -EINVAL; + + table->AcpLevelCount = (u8) + (rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.count); + + for (count = 0; count < table->AcpLevelCount; count++) { + table->AcpLevel[count].Frequency = + rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[count].clk; + table->AcpLevel[count].MinVoltage = + rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[count].v; + table->AcpLevel[count].MinPhases = 1; + + ret = radeon_atom_get_clock_dividers(rdev, + COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK, + table->AcpLevel[count].Frequency, false, ÷rs); + if (ret) + return ret; + + table->AcpLevel[count].Divider = (u8)dividers.post_divider; + + table->AcpLevel[count].Frequency = cpu_to_be32(table->AcpLevel[count].Frequency); + table->AcpLevel[count].MinVoltage = cpu_to_be16(table->AcpLevel[count].MinVoltage); + } + + return ret; +} + +static int ci_populate_smc_samu_level(struct radeon_device *rdev, + SMU7_Discrete_DpmTable *table) +{ + u32 count; + struct atom_clock_dividers dividers; + int ret = -EINVAL; + + table->SamuLevelCount = + rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.count; + + for (count = 0; count < table->SamuLevelCount; count++) { + table->SamuLevel[count].Frequency = + rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[count].clk; + table->SamuLevel[count].MinVoltage = + rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[count].v * VOLTAGE_SCALE; + table->SamuLevel[count].MinPhases = 1; + + ret = radeon_atom_get_clock_dividers(rdev, + COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK, + table->SamuLevel[count].Frequency, false, ÷rs); + if (ret) + return ret; + + table->SamuLevel[count].Divider = (u8)dividers.post_divider; + + table->SamuLevel[count].Frequency = cpu_to_be32(table->SamuLevel[count].Frequency); + table->SamuLevel[count].MinVoltage = cpu_to_be16(table->SamuLevel[count].MinVoltage); + } + + return ret; +} + +static int ci_calculate_mclk_params(struct radeon_device *rdev, + u32 memory_clock, + SMU7_Discrete_MemoryLevel *mclk, + bool strobe_mode, + bool dll_state_on) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + u32 dll_cntl = pi->clock_registers.dll_cntl; + u32 mclk_pwrmgt_cntl = pi->clock_registers.mclk_pwrmgt_cntl; + u32 mpll_ad_func_cntl = pi->clock_registers.mpll_ad_func_cntl; + u32 mpll_dq_func_cntl = pi->clock_registers.mpll_dq_func_cntl; + u32 mpll_func_cntl = pi->clock_registers.mpll_func_cntl; + u32 mpll_func_cntl_1 = pi->clock_registers.mpll_func_cntl_1; + u32 mpll_func_cntl_2 = pi->clock_registers.mpll_func_cntl_2; + u32 mpll_ss1 = pi->clock_registers.mpll_ss1; + u32 mpll_ss2 = pi->clock_registers.mpll_ss2; + struct atom_mpll_param mpll_param; + int ret; + + ret = radeon_atom_get_memory_pll_dividers(rdev, memory_clock, strobe_mode, &mpll_param); + if (ret) + return ret; + + mpll_func_cntl &= ~BWCTRL_MASK; + mpll_func_cntl |= BWCTRL(mpll_param.bwcntl); + + mpll_func_cntl_1 &= ~(CLKF_MASK | CLKFRAC_MASK | VCO_MODE_MASK); + mpll_func_cntl_1 |= CLKF(mpll_param.clkf) | + CLKFRAC(mpll_param.clkfrac) | VCO_MODE(mpll_param.vco_mode); + + mpll_ad_func_cntl &= ~YCLK_POST_DIV_MASK; + mpll_ad_func_cntl |= YCLK_POST_DIV(mpll_param.post_div); + + if (pi->mem_gddr5) { + mpll_dq_func_cntl &= ~(YCLK_SEL_MASK | YCLK_POST_DIV_MASK); + mpll_dq_func_cntl |= YCLK_SEL(mpll_param.yclk_sel) | + YCLK_POST_DIV(mpll_param.post_div); + } + + if (pi->caps_mclk_ss_support) { + struct radeon_atom_ss ss; + u32 freq_nom; + u32 tmp; + u32 reference_clock = rdev->clock.mpll.reference_freq; + + if (pi->mem_gddr5) + freq_nom = memory_clock * 4; + else + freq_nom = memory_clock * 2; + + tmp = (freq_nom / reference_clock); + tmp = tmp * tmp; + if (radeon_atombios_get_asic_ss_info(rdev, &ss, + ASIC_INTERNAL_MEMORY_SS, freq_nom)) { + u32 clks = reference_clock * 5 / ss.rate; + u32 clkv = (u32)((((131 * ss.percentage * ss.rate) / 100) * tmp) / freq_nom); + + mpll_ss1 &= ~CLKV_MASK; + mpll_ss1 |= CLKV(clkv); + + mpll_ss2 &= ~CLKS_MASK; + mpll_ss2 |= CLKS(clks); + } + } + + mclk_pwrmgt_cntl &= ~DLL_SPEED_MASK; + mclk_pwrmgt_cntl |= DLL_SPEED(mpll_param.dll_speed); + + if (dll_state_on) + mclk_pwrmgt_cntl |= MRDCK0_PDNB | MRDCK1_PDNB; + else + mclk_pwrmgt_cntl &= ~(MRDCK0_PDNB | MRDCK1_PDNB); + + mclk->MclkFrequency = memory_clock; + mclk->MpllFuncCntl = mpll_func_cntl; + mclk->MpllFuncCntl_1 = mpll_func_cntl_1; + mclk->MpllFuncCntl_2 = mpll_func_cntl_2; + mclk->MpllAdFuncCntl = mpll_ad_func_cntl; + mclk->MpllDqFuncCntl = mpll_dq_func_cntl; + mclk->MclkPwrmgtCntl = mclk_pwrmgt_cntl; + mclk->DllCntl = dll_cntl; + mclk->MpllSs1 = mpll_ss1; + mclk->MpllSs2 = mpll_ss2; + + return 0; +} + +static int ci_populate_single_memory_level(struct radeon_device *rdev, + u32 memory_clock, + SMU7_Discrete_MemoryLevel *memory_level) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + int ret; + bool dll_state_on; + + if (rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk.entries) { + ret = ci_get_dependency_volt_by_clk(rdev, + &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk, + memory_clock, &memory_level->MinVddc); + if (ret) + return ret; + } + + if (rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk.entries) { + ret = ci_get_dependency_volt_by_clk(rdev, + &rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk, + memory_clock, &memory_level->MinVddci); + if (ret) + return ret; + } + + if (rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk.entries) { + ret = ci_get_dependency_volt_by_clk(rdev, + &rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk, + memory_clock, &memory_level->MinMvdd); + if (ret) + return ret; + } + + memory_level->MinVddcPhases = 1; + + if (pi->vddc_phase_shed_control) + ci_populate_phase_value_based_on_mclk(rdev, + &rdev->pm.dpm.dyn_state.phase_shedding_limits_table, + memory_clock, + &memory_level->MinVddcPhases); + + memory_level->EnabledForThrottle = 1; + memory_level->EnabledForActivity = 1; + memory_level->UpH = 0; + memory_level->DownH = 100; + memory_level->VoltageDownH = 0; + memory_level->ActivityLevel = (u16)pi->mclk_activity_target; + + memory_level->StutterEnable = false; + memory_level->StrobeEnable = false; + memory_level->EdcReadEnable = false; + memory_level->EdcWriteEnable = false; + memory_level->RttEnable = false; + + memory_level->DisplayWatermark = PPSMC_DISPLAY_WATERMARK_LOW; + + if (pi->mclk_stutter_mode_threshold && + (memory_clock <= pi->mclk_stutter_mode_threshold) && + (pi->uvd_enabled == false) && + (RREG32(DPG_PIPE_STUTTER_CONTROL) & STUTTER_ENABLE) && + (rdev->pm.dpm.new_active_crtc_count <= 2)) + memory_level->StutterEnable = true; + + if (pi->mclk_strobe_mode_threshold && + (memory_clock <= pi->mclk_strobe_mode_threshold)) + memory_level->StrobeEnable = 1; + + if (pi->mem_gddr5) { + memory_level->StrobeRatio = + si_get_mclk_frequency_ratio(memory_clock, memory_level->StrobeEnable); + if (pi->mclk_edc_enable_threshold && + (memory_clock > pi->mclk_edc_enable_threshold)) + memory_level->EdcReadEnable = true; + + if (pi->mclk_edc_wr_enable_threshold && + (memory_clock > pi->mclk_edc_wr_enable_threshold)) + memory_level->EdcWriteEnable = true; + + if (memory_level->StrobeEnable) { + if (si_get_mclk_frequency_ratio(memory_clock, true) >= + ((RREG32(MC_SEQ_MISC7) >> 16) & 0xf)) + dll_state_on = ((RREG32(MC_SEQ_MISC5) >> 1) & 0x1) ? true : false; + else + dll_state_on = ((RREG32(MC_SEQ_MISC6) >> 1) & 0x1) ? true : false; + } else { + dll_state_on = pi->dll_default_on; + } + } else { + memory_level->StrobeRatio = si_get_ddr3_mclk_frequency_ratio(memory_clock); + dll_state_on = ((RREG32(MC_SEQ_MISC5) >> 1) & 0x1) ? true : false; + } + + ret = ci_calculate_mclk_params(rdev, memory_clock, memory_level, memory_level->StrobeEnable, dll_state_on); + if (ret) + return ret; + + memory_level->MinVddc = cpu_to_be32(memory_level->MinVddc * VOLTAGE_SCALE); + memory_level->MinVddcPhases = cpu_to_be32(memory_level->MinVddcPhases); + memory_level->MinVddci = cpu_to_be32(memory_level->MinVddci * VOLTAGE_SCALE); + memory_level->MinMvdd = cpu_to_be32(memory_level->MinMvdd * VOLTAGE_SCALE); + + memory_level->MclkFrequency = cpu_to_be32(memory_level->MclkFrequency); + memory_level->ActivityLevel = cpu_to_be16(memory_level->ActivityLevel); + memory_level->MpllFuncCntl = cpu_to_be32(memory_level->MpllFuncCntl); + memory_level->MpllFuncCntl_1 = cpu_to_be32(memory_level->MpllFuncCntl_1); + memory_level->MpllFuncCntl_2 = cpu_to_be32(memory_level->MpllFuncCntl_2); + memory_level->MpllAdFuncCntl = cpu_to_be32(memory_level->MpllAdFuncCntl); + memory_level->MpllDqFuncCntl = cpu_to_be32(memory_level->MpllDqFuncCntl); + memory_level->MclkPwrmgtCntl = cpu_to_be32(memory_level->MclkPwrmgtCntl); + memory_level->DllCntl = cpu_to_be32(memory_level->DllCntl); + memory_level->MpllSs1 = cpu_to_be32(memory_level->MpllSs1); + memory_level->MpllSs2 = cpu_to_be32(memory_level->MpllSs2); + + return 0; +} + +static int ci_populate_smc_acpi_level(struct radeon_device *rdev, + SMU7_Discrete_DpmTable *table) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + struct atom_clock_dividers dividers; + SMU7_Discrete_VoltageLevel voltage_level; + u32 spll_func_cntl = pi->clock_registers.cg_spll_func_cntl; + u32 spll_func_cntl_2 = pi->clock_registers.cg_spll_func_cntl_2; + u32 dll_cntl = pi->clock_registers.dll_cntl; + u32 mclk_pwrmgt_cntl = pi->clock_registers.mclk_pwrmgt_cntl; + int ret; + + table->ACPILevel.Flags &= ~PPSMC_SWSTATE_FLAG_DC; + + if (pi->acpi_vddc) + table->ACPILevel.MinVddc = cpu_to_be32(pi->acpi_vddc * VOLTAGE_SCALE); + else + table->ACPILevel.MinVddc = cpu_to_be32(pi->min_vddc_in_pp_table * VOLTAGE_SCALE); + + table->ACPILevel.MinVddcPhases = pi->vddc_phase_shed_control ? 0 : 1; + + table->ACPILevel.SclkFrequency = rdev->clock.spll.reference_freq; + + ret = radeon_atom_get_clock_dividers(rdev, + COMPUTE_GPUCLK_INPUT_FLAG_SCLK, + table->ACPILevel.SclkFrequency, false, ÷rs); + if (ret) + return ret; + + table->ACPILevel.SclkDid = (u8)dividers.post_divider; + table->ACPILevel.DisplayWatermark = PPSMC_DISPLAY_WATERMARK_LOW; + table->ACPILevel.DeepSleepDivId = 0; + + spll_func_cntl &= ~SPLL_PWRON; + spll_func_cntl |= SPLL_RESET; + + spll_func_cntl_2 &= ~SCLK_MUX_SEL_MASK; + spll_func_cntl_2 |= SCLK_MUX_SEL(4); + + table->ACPILevel.CgSpllFuncCntl = spll_func_cntl; + table->ACPILevel.CgSpllFuncCntl2 = spll_func_cntl_2; + table->ACPILevel.CgSpllFuncCntl3 = pi->clock_registers.cg_spll_func_cntl_3; + table->ACPILevel.CgSpllFuncCntl4 = pi->clock_registers.cg_spll_func_cntl_4; + table->ACPILevel.SpllSpreadSpectrum = pi->clock_registers.cg_spll_spread_spectrum; + table->ACPILevel.SpllSpreadSpectrum2 = pi->clock_registers.cg_spll_spread_spectrum_2; + table->ACPILevel.CcPwrDynRm = 0; + table->ACPILevel.CcPwrDynRm1 = 0; + + table->ACPILevel.Flags = cpu_to_be32(table->ACPILevel.Flags); + table->ACPILevel.MinVddcPhases = cpu_to_be32(table->ACPILevel.MinVddcPhases); + table->ACPILevel.SclkFrequency = cpu_to_be32(table->ACPILevel.SclkFrequency); + table->ACPILevel.CgSpllFuncCntl = cpu_to_be32(table->ACPILevel.CgSpllFuncCntl); + table->ACPILevel.CgSpllFuncCntl2 = cpu_to_be32(table->ACPILevel.CgSpllFuncCntl2); + table->ACPILevel.CgSpllFuncCntl3 = cpu_to_be32(table->ACPILevel.CgSpllFuncCntl3); + table->ACPILevel.CgSpllFuncCntl4 = cpu_to_be32(table->ACPILevel.CgSpllFuncCntl4); + table->ACPILevel.SpllSpreadSpectrum = cpu_to_be32(table->ACPILevel.SpllSpreadSpectrum); + table->ACPILevel.SpllSpreadSpectrum2 = cpu_to_be32(table->ACPILevel.SpllSpreadSpectrum2); + table->ACPILevel.CcPwrDynRm = cpu_to_be32(table->ACPILevel.CcPwrDynRm); + table->ACPILevel.CcPwrDynRm1 = cpu_to_be32(table->ACPILevel.CcPwrDynRm1); + + table->MemoryACPILevel.MinVddc = table->ACPILevel.MinVddc; + table->MemoryACPILevel.MinVddcPhases = table->ACPILevel.MinVddcPhases; + + if (pi->vddci_control != CISLANDS_VOLTAGE_CONTROL_NONE) { + if (pi->acpi_vddci) + table->MemoryACPILevel.MinVddci = + cpu_to_be32(pi->acpi_vddci * VOLTAGE_SCALE); + else + table->MemoryACPILevel.MinVddci = + cpu_to_be32(pi->min_vddci_in_pp_table * VOLTAGE_SCALE); + } + + if (ci_populate_mvdd_value(rdev, 0, &voltage_level)) + table->MemoryACPILevel.MinMvdd = 0; + else + table->MemoryACPILevel.MinMvdd = + cpu_to_be32(voltage_level.Voltage * VOLTAGE_SCALE); + + mclk_pwrmgt_cntl |= MRDCK0_RESET | MRDCK1_RESET; + mclk_pwrmgt_cntl &= ~(MRDCK0_PDNB | MRDCK1_PDNB); + + dll_cntl &= ~(MRDCK0_BYPASS | MRDCK1_BYPASS); + + table->MemoryACPILevel.DllCntl = cpu_to_be32(dll_cntl); + table->MemoryACPILevel.MclkPwrmgtCntl = cpu_to_be32(mclk_pwrmgt_cntl); + table->MemoryACPILevel.MpllAdFuncCntl = + cpu_to_be32(pi->clock_registers.mpll_ad_func_cntl); + table->MemoryACPILevel.MpllDqFuncCntl = + cpu_to_be32(pi->clock_registers.mpll_dq_func_cntl); + table->MemoryACPILevel.MpllFuncCntl = + cpu_to_be32(pi->clock_registers.mpll_func_cntl); + table->MemoryACPILevel.MpllFuncCntl_1 = + cpu_to_be32(pi->clock_registers.mpll_func_cntl_1); + table->MemoryACPILevel.MpllFuncCntl_2 = + cpu_to_be32(pi->clock_registers.mpll_func_cntl_2); + table->MemoryACPILevel.MpllSs1 = cpu_to_be32(pi->clock_registers.mpll_ss1); + table->MemoryACPILevel.MpllSs2 = cpu_to_be32(pi->clock_registers.mpll_ss2); + + table->MemoryACPILevel.EnabledForThrottle = 0; + table->MemoryACPILevel.EnabledForActivity = 0; + table->MemoryACPILevel.UpH = 0; + table->MemoryACPILevel.DownH = 100; + table->MemoryACPILevel.VoltageDownH = 0; + table->MemoryACPILevel.ActivityLevel = + cpu_to_be16((u16)pi->mclk_activity_target); + + table->MemoryACPILevel.StutterEnable = false; + table->MemoryACPILevel.StrobeEnable = false; + table->MemoryACPILevel.EdcReadEnable = false; + table->MemoryACPILevel.EdcWriteEnable = false; + table->MemoryACPILevel.RttEnable = false; + + return 0; +} + + +static int ci_enable_ulv(struct radeon_device *rdev, bool enable) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + struct ci_ulv_parm *ulv = &pi->ulv; + + if (ulv->supported) { + if (enable) + return (ci_send_msg_to_smc(rdev, PPSMC_MSG_EnableULV) == PPSMC_Result_OK) ? + 0 : -EINVAL; + else + return (ci_send_msg_to_smc(rdev, PPSMC_MSG_DisableULV) == PPSMC_Result_OK) ? + 0 : -EINVAL; + } + + return 0; +} + +static int ci_populate_ulv_level(struct radeon_device *rdev, + SMU7_Discrete_Ulv *state) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + u16 ulv_voltage = rdev->pm.dpm.backbias_response_time; + + state->CcPwrDynRm = 0; + state->CcPwrDynRm1 = 0; + + if (ulv_voltage == 0) { + pi->ulv.supported = false; + return 0; + } + + if (pi->voltage_control != CISLANDS_VOLTAGE_CONTROL_BY_SVID2) { + if (ulv_voltage > rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[0].v) + state->VddcOffset = 0; + else + state->VddcOffset = + rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[0].v - ulv_voltage; + } else { + if (ulv_voltage > rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[0].v) + state->VddcOffsetVid = 0; + else + state->VddcOffsetVid = (u8) + ((rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[0].v - ulv_voltage) * + VOLTAGE_VID_OFFSET_SCALE2 / VOLTAGE_VID_OFFSET_SCALE1); + } + state->VddcPhase = pi->vddc_phase_shed_control ? 0 : 1; + + state->CcPwrDynRm = cpu_to_be32(state->CcPwrDynRm); + state->CcPwrDynRm1 = cpu_to_be32(state->CcPwrDynRm1); + state->VddcOffset = cpu_to_be16(state->VddcOffset); + + return 0; +} + +static int ci_calculate_sclk_params(struct radeon_device *rdev, + u32 engine_clock, + SMU7_Discrete_GraphicsLevel *sclk) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + struct atom_clock_dividers dividers; + u32 spll_func_cntl_3 = pi->clock_registers.cg_spll_func_cntl_3; + u32 spll_func_cntl_4 = pi->clock_registers.cg_spll_func_cntl_4; + u32 cg_spll_spread_spectrum = pi->clock_registers.cg_spll_spread_spectrum; + u32 cg_spll_spread_spectrum_2 = pi->clock_registers.cg_spll_spread_spectrum_2; + u32 reference_clock = rdev->clock.spll.reference_freq; + u32 reference_divider; + u32 fbdiv; + int ret; + + ret = radeon_atom_get_clock_dividers(rdev, + COMPUTE_GPUCLK_INPUT_FLAG_SCLK, + engine_clock, false, ÷rs); + if (ret) + return ret; + + reference_divider = 1 + dividers.ref_div; + fbdiv = dividers.fb_div & 0x3FFFFFF; + + spll_func_cntl_3 &= ~SPLL_FB_DIV_MASK; + spll_func_cntl_3 |= SPLL_FB_DIV(fbdiv); + spll_func_cntl_3 |= SPLL_DITHEN; + + if (pi->caps_sclk_ss_support) { + struct radeon_atom_ss ss; + u32 vco_freq = engine_clock * dividers.post_div; + + if (radeon_atombios_get_asic_ss_info(rdev, &ss, + ASIC_INTERNAL_ENGINE_SS, vco_freq)) { + u32 clk_s = reference_clock * 5 / (reference_divider * ss.rate); + u32 clk_v = 4 * ss.percentage * fbdiv / (clk_s * 10000); + + cg_spll_spread_spectrum &= ~CLK_S_MASK; + cg_spll_spread_spectrum |= CLK_S(clk_s); + cg_spll_spread_spectrum |= SSEN; + + cg_spll_spread_spectrum_2 &= ~CLK_V_MASK; + cg_spll_spread_spectrum_2 |= CLK_V(clk_v); + } + } + + sclk->SclkFrequency = engine_clock; + sclk->CgSpllFuncCntl3 = spll_func_cntl_3; + sclk->CgSpllFuncCntl4 = spll_func_cntl_4; + sclk->SpllSpreadSpectrum = cg_spll_spread_spectrum; + sclk->SpllSpreadSpectrum2 = cg_spll_spread_spectrum_2; + sclk->SclkDid = (u8)dividers.post_divider; + + return 0; +} + +static int ci_populate_single_graphic_level(struct radeon_device *rdev, + u32 engine_clock, + u16 sclk_activity_level_t, + SMU7_Discrete_GraphicsLevel *graphic_level) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + int ret; + + ret = ci_calculate_sclk_params(rdev, engine_clock, graphic_level); + if (ret) + return ret; + + ret = ci_get_dependency_volt_by_clk(rdev, + &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk, + engine_clock, &graphic_level->MinVddc); + if (ret) + return ret; + + graphic_level->SclkFrequency = engine_clock; + + graphic_level->Flags = 0; + graphic_level->MinVddcPhases = 1; + + if (pi->vddc_phase_shed_control) + ci_populate_phase_value_based_on_sclk(rdev, + &rdev->pm.dpm.dyn_state.phase_shedding_limits_table, + engine_clock, + &graphic_level->MinVddcPhases); + + graphic_level->ActivityLevel = sclk_activity_level_t; + + graphic_level->CcPwrDynRm = 0; + graphic_level->CcPwrDynRm1 = 0; + graphic_level->EnabledForActivity = 1; + graphic_level->EnabledForThrottle = 1; + graphic_level->UpH = 0; + graphic_level->DownH = 0; + graphic_level->VoltageDownH = 0; + graphic_level->PowerThrottle = 0; + + if (pi->caps_sclk_ds) + graphic_level->DeepSleepDivId = ci_get_sleep_divider_id_from_clock(rdev, + engine_clock, + CISLAND_MINIMUM_ENGINE_CLOCK); + + graphic_level->DisplayWatermark = PPSMC_DISPLAY_WATERMARK_LOW; + + graphic_level->Flags = cpu_to_be32(graphic_level->Flags); + graphic_level->MinVddc = cpu_to_be32(graphic_level->MinVddc * VOLTAGE_SCALE); + graphic_level->MinVddcPhases = cpu_to_be32(graphic_level->MinVddcPhases); + graphic_level->SclkFrequency = cpu_to_be32(graphic_level->SclkFrequency); + graphic_level->ActivityLevel = cpu_to_be16(graphic_level->ActivityLevel); + graphic_level->CgSpllFuncCntl3 = cpu_to_be32(graphic_level->CgSpllFuncCntl3); + graphic_level->CgSpllFuncCntl4 = cpu_to_be32(graphic_level->CgSpllFuncCntl4); + graphic_level->SpllSpreadSpectrum = cpu_to_be32(graphic_level->SpllSpreadSpectrum); + graphic_level->SpllSpreadSpectrum2 = cpu_to_be32(graphic_level->SpllSpreadSpectrum2); + graphic_level->CcPwrDynRm = cpu_to_be32(graphic_level->CcPwrDynRm); + graphic_level->CcPwrDynRm1 = cpu_to_be32(graphic_level->CcPwrDynRm1); + + return 0; +} + +static int ci_populate_all_graphic_levels(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + struct ci_dpm_table *dpm_table = &pi->dpm_table; + u32 level_array_address = pi->dpm_table_start + + offsetof(SMU7_Discrete_DpmTable, GraphicsLevel); + u32 level_array_size = sizeof(SMU7_Discrete_GraphicsLevel) * + SMU7_MAX_LEVELS_GRAPHICS; + SMU7_Discrete_GraphicsLevel *levels = pi->smc_state_table.GraphicsLevel; + u32 i, ret; + + memset(levels, 0, level_array_size); + + for (i = 0; i < dpm_table->sclk_table.count; i++) { + ret = ci_populate_single_graphic_level(rdev, + dpm_table->sclk_table.dpm_levels[i].value, + (u16)pi->activity_target[i], + &pi->smc_state_table.GraphicsLevel[i]); + if (ret) + return ret; + if (i == (dpm_table->sclk_table.count - 1)) + pi->smc_state_table.GraphicsLevel[i].DisplayWatermark = + PPSMC_DISPLAY_WATERMARK_HIGH; + } + + pi->smc_state_table.GraphicsDpmLevelCount = (u8)dpm_table->sclk_table.count; + pi->dpm_level_enable_mask.sclk_dpm_enable_mask = + ci_get_dpm_level_enable_mask_value(&dpm_table->sclk_table); + + ret = ci_copy_bytes_to_smc(rdev, level_array_address, + (u8 *)levels, level_array_size, + pi->sram_end); + if (ret) + return ret; + + return 0; +} + +static int ci_populate_ulv_state(struct radeon_device *rdev, + SMU7_Discrete_Ulv *ulv_level) +{ + return ci_populate_ulv_level(rdev, ulv_level); +} + +static int ci_populate_all_memory_levels(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + struct ci_dpm_table *dpm_table = &pi->dpm_table; + u32 level_array_address = pi->dpm_table_start + + offsetof(SMU7_Discrete_DpmTable, MemoryLevel); + u32 level_array_size = sizeof(SMU7_Discrete_MemoryLevel) * + SMU7_MAX_LEVELS_MEMORY; + SMU7_Discrete_MemoryLevel *levels = pi->smc_state_table.MemoryLevel; + u32 i, ret; + + memset(levels, 0, level_array_size); + + for (i = 0; i < dpm_table->mclk_table.count; i++) { + if (dpm_table->mclk_table.dpm_levels[i].value == 0) + return -EINVAL; + ret = ci_populate_single_memory_level(rdev, + dpm_table->mclk_table.dpm_levels[i].value, + &pi->smc_state_table.MemoryLevel[i]); + if (ret) + return ret; + } + + pi->smc_state_table.MemoryLevel[0].ActivityLevel = cpu_to_be16(0x1F); + + pi->smc_state_table.MemoryDpmLevelCount = (u8)dpm_table->mclk_table.count; + pi->dpm_level_enable_mask.mclk_dpm_enable_mask = + ci_get_dpm_level_enable_mask_value(&dpm_table->mclk_table); + + pi->smc_state_table.MemoryLevel[dpm_table->mclk_table.count - 1].DisplayWatermark = + PPSMC_DISPLAY_WATERMARK_HIGH; + + ret = ci_copy_bytes_to_smc(rdev, level_array_address, + (u8 *)levels, level_array_size, + pi->sram_end); + if (ret) + return ret; + + return 0; +} + +static void ci_reset_single_dpm_table(struct radeon_device *rdev, + struct ci_single_dpm_table* dpm_table, + u32 count) +{ + u32 i; + + dpm_table->count = count; + for (i = 0; i < MAX_REGULAR_DPM_NUMBER; i++) + dpm_table->dpm_levels[i].enabled = false; +} + +static void ci_setup_pcie_table_entry(struct ci_single_dpm_table* dpm_table, + u32 index, u32 pcie_gen, u32 pcie_lanes) +{ + dpm_table->dpm_levels[index].value = pcie_gen; + dpm_table->dpm_levels[index].param1 = pcie_lanes; + dpm_table->dpm_levels[index].enabled = true; +} + +static int ci_setup_default_pcie_tables(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + + if (!pi->use_pcie_performance_levels && !pi->use_pcie_powersaving_levels) + return -EINVAL; + + if (pi->use_pcie_performance_levels && !pi->use_pcie_powersaving_levels) { + pi->pcie_gen_powersaving = pi->pcie_gen_performance; + pi->pcie_lane_powersaving = pi->pcie_lane_performance; + } else if (!pi->use_pcie_performance_levels && pi->use_pcie_powersaving_levels) { + pi->pcie_gen_performance = pi->pcie_gen_powersaving; + pi->pcie_lane_performance = pi->pcie_lane_powersaving; + } + + ci_reset_single_dpm_table(rdev, + &pi->dpm_table.pcie_speed_table, + SMU7_MAX_LEVELS_LINK); + + ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 0, + pi->pcie_gen_powersaving.min, + pi->pcie_lane_powersaving.min); + ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 1, + pi->pcie_gen_performance.min, + pi->pcie_lane_performance.min); + ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 2, + pi->pcie_gen_powersaving.min, + pi->pcie_lane_powersaving.max); + ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 3, + pi->pcie_gen_performance.min, + pi->pcie_lane_performance.max); + ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 4, + pi->pcie_gen_powersaving.max, + pi->pcie_lane_powersaving.max); + ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 5, + pi->pcie_gen_performance.max, + pi->pcie_lane_performance.max); + + pi->dpm_table.pcie_speed_table.count = 6; + + return 0; +} + +static int ci_setup_default_dpm_tables(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + struct radeon_clock_voltage_dependency_table *allowed_sclk_vddc_table = + &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk; + struct radeon_clock_voltage_dependency_table *allowed_mclk_table = + &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk; + struct radeon_cac_leakage_table *std_voltage_table = + &rdev->pm.dpm.dyn_state.cac_leakage_table; + u32 i; + + if (allowed_sclk_vddc_table == NULL) + return -EINVAL; + if (allowed_sclk_vddc_table->count < 1) + return -EINVAL; + if (allowed_mclk_table == NULL) + return -EINVAL; + if (allowed_mclk_table->count < 1) + return -EINVAL; + + memset(&pi->dpm_table, 0, sizeof(struct ci_dpm_table)); + + ci_reset_single_dpm_table(rdev, + &pi->dpm_table.sclk_table, + SMU7_MAX_LEVELS_GRAPHICS); + ci_reset_single_dpm_table(rdev, + &pi->dpm_table.mclk_table, + SMU7_MAX_LEVELS_MEMORY); + ci_reset_single_dpm_table(rdev, + &pi->dpm_table.vddc_table, + SMU7_MAX_LEVELS_VDDC); + ci_reset_single_dpm_table(rdev, + &pi->dpm_table.vddci_table, + SMU7_MAX_LEVELS_VDDCI); + ci_reset_single_dpm_table(rdev, + &pi->dpm_table.mvdd_table, + SMU7_MAX_LEVELS_MVDD); + + pi->dpm_table.sclk_table.count = 0; + for (i = 0; i < allowed_sclk_vddc_table->count; i++) { + if ((i == 0) || + (pi->dpm_table.sclk_table.dpm_levels[pi->dpm_table.sclk_table.count-1].value != + allowed_sclk_vddc_table->entries[i].clk)) { + pi->dpm_table.sclk_table.dpm_levels[pi->dpm_table.sclk_table.count].value = + allowed_sclk_vddc_table->entries[i].clk; + pi->dpm_table.sclk_table.dpm_levels[pi->dpm_table.sclk_table.count].enabled = true; + pi->dpm_table.sclk_table.count++; + } + } + + pi->dpm_table.mclk_table.count = 0; + for (i = 0; i < allowed_mclk_table->count; i++) { + if ((i==0) || + (pi->dpm_table.mclk_table.dpm_levels[pi->dpm_table.mclk_table.count-1].value != + allowed_mclk_table->entries[i].clk)) { + pi->dpm_table.mclk_table.dpm_levels[pi->dpm_table.mclk_table.count].value = + allowed_mclk_table->entries[i].clk; + pi->dpm_table.mclk_table.dpm_levels[pi->dpm_table.mclk_table.count].enabled = true; + pi->dpm_table.mclk_table.count++; + } + } + + for (i = 0; i < allowed_sclk_vddc_table->count; i++) { + pi->dpm_table.vddc_table.dpm_levels[i].value = + allowed_sclk_vddc_table->entries[i].v; + pi->dpm_table.vddc_table.dpm_levels[i].param1 = + std_voltage_table->entries[i].leakage; + pi->dpm_table.vddc_table.dpm_levels[i].enabled = true; + } + pi->dpm_table.vddc_table.count = allowed_sclk_vddc_table->count; + + allowed_mclk_table = &rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk; + if (allowed_mclk_table) { + for (i = 0; i < allowed_mclk_table->count; i++) { + pi->dpm_table.vddci_table.dpm_levels[i].value = + allowed_mclk_table->entries[i].v; + pi->dpm_table.vddci_table.dpm_levels[i].enabled = true; + } + pi->dpm_table.vddci_table.count = allowed_mclk_table->count; + } + + allowed_mclk_table = &rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk; + if (allowed_mclk_table) { + for (i = 0; i < allowed_mclk_table->count; i++) { + pi->dpm_table.mvdd_table.dpm_levels[i].value = + allowed_mclk_table->entries[i].v; + pi->dpm_table.mvdd_table.dpm_levels[i].enabled = true; + } + pi->dpm_table.mvdd_table.count = allowed_mclk_table->count; + } + + ci_setup_default_pcie_tables(rdev); + + return 0; +} + +static int ci_find_boot_level(struct ci_single_dpm_table *table, + u32 value, u32 *boot_level) +{ + u32 i; + int ret = -EINVAL; + + for(i = 0; i < table->count; i++) { + if (value == table->dpm_levels[i].value) { + *boot_level = i; + ret = 0; + } + } + + return ret; +} + +static int ci_init_smc_table(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + struct ci_ulv_parm *ulv = &pi->ulv; + struct radeon_ps *radeon_boot_state = rdev->pm.dpm.boot_ps; + SMU7_Discrete_DpmTable *table = &pi->smc_state_table; + int ret; + + ret = ci_setup_default_dpm_tables(rdev); + if (ret) + return ret; + + if (pi->voltage_control != CISLANDS_VOLTAGE_CONTROL_NONE) + ci_populate_smc_voltage_tables(rdev, table); + + ci_init_fps_limits(rdev); + + if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_HARDWAREDC) + table->SystemFlags |= PPSMC_SYSTEMFLAG_GPIO_DC; + + if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_STEPVDDC) + table->SystemFlags |= PPSMC_SYSTEMFLAG_STEPVDDC; + + if (pi->mem_gddr5) + table->SystemFlags |= PPSMC_SYSTEMFLAG_GDDR5; + + if (ulv->supported) { + ret = ci_populate_ulv_state(rdev, &pi->smc_state_table.Ulv); + if (ret) + return ret; + WREG32_SMC(CG_ULV_PARAMETER, ulv->cg_ulv_parameter); + } + + ret = ci_populate_all_graphic_levels(rdev); + if (ret) + return ret; + + ret = ci_populate_all_memory_levels(rdev); + if (ret) + return ret; + + ci_populate_smc_link_level(rdev, table); + + ret = ci_populate_smc_acpi_level(rdev, table); + if (ret) + return ret; + + ret = ci_populate_smc_vce_level(rdev, table); + if (ret) + return ret; + + ret = ci_populate_smc_acp_level(rdev, table); + if (ret) + return ret; + + ret = ci_populate_smc_samu_level(rdev, table); + if (ret) + return ret; + + ret = ci_do_program_memory_timing_parameters(rdev); + if (ret) + return ret; + + ret = ci_populate_smc_uvd_level(rdev, table); + if (ret) + return ret; + + table->UvdBootLevel = 0; + table->VceBootLevel = 0; + table->AcpBootLevel = 0; + table->SamuBootLevel = 0; + table->GraphicsBootLevel = 0; + table->MemoryBootLevel = 0; + + ret = ci_find_boot_level(&pi->dpm_table.sclk_table, + pi->vbios_boot_state.sclk_bootup_value, + (u32 *)&pi->smc_state_table.GraphicsBootLevel); + + ret = ci_find_boot_level(&pi->dpm_table.mclk_table, + pi->vbios_boot_state.mclk_bootup_value, + (u32 *)&pi->smc_state_table.MemoryBootLevel); + + table->BootVddc = pi->vbios_boot_state.vddc_bootup_value; + table->BootVddci = pi->vbios_boot_state.vddci_bootup_value; + table->BootMVdd = pi->vbios_boot_state.mvdd_bootup_value; + + ci_populate_smc_initial_state(rdev, radeon_boot_state); + + ret = ci_populate_bapm_parameters_in_dpm_table(rdev); + if (ret) + return ret; + + table->UVDInterval = 1; + table->VCEInterval = 1; + table->ACPInterval = 1; + table->SAMUInterval = 1; + table->GraphicsVoltageChangeEnable = 1; + table->GraphicsThermThrottleEnable = 1; + table->GraphicsInterval = 1; + table->VoltageInterval = 1; + table->ThermalInterval = 1; + table->TemperatureLimitHigh = (u16)((pi->thermal_temp_setting.temperature_high * + CISLANDS_Q88_FORMAT_CONVERSION_UNIT) / 1000); + table->TemperatureLimitLow = (u16)((pi->thermal_temp_setting.temperature_low * + CISLANDS_Q88_FORMAT_CONVERSION_UNIT) / 1000); + table->MemoryVoltageChangeEnable = 1; + table->MemoryInterval = 1; + table->VoltageResponseTime = 0; + table->VddcVddciDelta = 4000; + table->PhaseResponseTime = 0; + table->MemoryThermThrottleEnable = 1; + table->PCIeBootLinkLevel = 0; + table->PCIeGenInterval = 1; + if (pi->voltage_control == CISLANDS_VOLTAGE_CONTROL_BY_SVID2) + table->SVI2Enable = 1; + else + table->SVI2Enable = 0; + + table->ThermGpio = 17; + table->SclkStepSize = 0x4000; + + table->SystemFlags = cpu_to_be32(table->SystemFlags); + table->SmioMaskVddcVid = cpu_to_be32(table->SmioMaskVddcVid); + table->SmioMaskVddcPhase = cpu_to_be32(table->SmioMaskVddcPhase); + table->SmioMaskVddciVid = cpu_to_be32(table->SmioMaskVddciVid); + table->SmioMaskMvddVid = cpu_to_be32(table->SmioMaskMvddVid); + table->SclkStepSize = cpu_to_be32(table->SclkStepSize); + table->TemperatureLimitHigh = cpu_to_be16(table->TemperatureLimitHigh); + table->TemperatureLimitLow = cpu_to_be16(table->TemperatureLimitLow); + table->VddcVddciDelta = cpu_to_be16(table->VddcVddciDelta); + table->VoltageResponseTime = cpu_to_be16(table->VoltageResponseTime); + table->PhaseResponseTime = cpu_to_be16(table->PhaseResponseTime); + table->BootVddc = cpu_to_be16(table->BootVddc * VOLTAGE_SCALE); + table->BootVddci = cpu_to_be16(table->BootVddci * VOLTAGE_SCALE); + table->BootMVdd = cpu_to_be16(table->BootMVdd * VOLTAGE_SCALE); + + ret = ci_copy_bytes_to_smc(rdev, + pi->dpm_table_start + + offsetof(SMU7_Discrete_DpmTable, SystemFlags), + (u8 *)&table->SystemFlags, + sizeof(SMU7_Discrete_DpmTable) - 3 * sizeof(SMU7_PIDController), + pi->sram_end); + if (ret) + return ret; + + return 0; +} + +static void ci_trim_single_dpm_states(struct radeon_device *rdev, + struct ci_single_dpm_table *dpm_table, + u32 low_limit, u32 high_limit) +{ + u32 i; + + for (i = 0; i < dpm_table->count; i++) { + if ((dpm_table->dpm_levels[i].value < low_limit) || + (dpm_table->dpm_levels[i].value > high_limit)) + dpm_table->dpm_levels[i].enabled = false; + else + dpm_table->dpm_levels[i].enabled = true; + } +} + +static void ci_trim_pcie_dpm_states(struct radeon_device *rdev, + u32 speed_low, u32 lanes_low, + u32 speed_high, u32 lanes_high) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + struct ci_single_dpm_table *pcie_table = &pi->dpm_table.pcie_speed_table; + u32 i, j; + + for (i = 0; i < pcie_table->count; i++) { + if ((pcie_table->dpm_levels[i].value < speed_low) || + (pcie_table->dpm_levels[i].param1 < lanes_low) || + (pcie_table->dpm_levels[i].value > speed_high) || + (pcie_table->dpm_levels[i].param1 > lanes_high)) + pcie_table->dpm_levels[i].enabled = false; + else + pcie_table->dpm_levels[i].enabled = true; + } + + for (i = 0; i < pcie_table->count; i++) { + if (pcie_table->dpm_levels[i].enabled) { + for (j = i + 1; j < pcie_table->count; j++) { + if (pcie_table->dpm_levels[j].enabled) { + if ((pcie_table->dpm_levels[i].value == pcie_table->dpm_levels[j].value) && + (pcie_table->dpm_levels[i].param1 == pcie_table->dpm_levels[j].param1)) + pcie_table->dpm_levels[j].enabled = false; + } + } + } + } +} + +static int ci_trim_dpm_states(struct radeon_device *rdev, + struct radeon_ps *radeon_state) +{ + struct ci_ps *state = ci_get_ps(radeon_state); + struct ci_power_info *pi = ci_get_pi(rdev); + u32 high_limit_count; + + if (state->performance_level_count < 1) + return -EINVAL; + + if (state->performance_level_count == 1) + high_limit_count = 0; + else + high_limit_count = 1; + + ci_trim_single_dpm_states(rdev, + &pi->dpm_table.sclk_table, + state->performance_levels[0].sclk, + state->performance_levels[high_limit_count].sclk); + + ci_trim_single_dpm_states(rdev, + &pi->dpm_table.mclk_table, + state->performance_levels[0].mclk, + state->performance_levels[high_limit_count].mclk); + + ci_trim_pcie_dpm_states(rdev, + state->performance_levels[0].pcie_gen, + state->performance_levels[0].pcie_lane, + state->performance_levels[high_limit_count].pcie_gen, + state->performance_levels[high_limit_count].pcie_lane); + + return 0; +} + +static int ci_apply_disp_minimum_voltage_request(struct radeon_device *rdev) +{ + struct radeon_clock_voltage_dependency_table *disp_voltage_table = + &rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk; + struct radeon_clock_voltage_dependency_table *vddc_table = + &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk; + u32 requested_voltage = 0; + u32 i; + + if (disp_voltage_table == NULL) + return -EINVAL; + if (!disp_voltage_table->count) + return -EINVAL; + + for (i = 0; i < disp_voltage_table->count; i++) { + if (rdev->clock.current_dispclk == disp_voltage_table->entries[i].clk) + requested_voltage = disp_voltage_table->entries[i].v; + } + + for (i = 0; i < vddc_table->count; i++) { + if (requested_voltage <= vddc_table->entries[i].v) { + requested_voltage = vddc_table->entries[i].v; + return (ci_send_msg_to_smc_with_parameter(rdev, + PPSMC_MSG_VddC_Request, + requested_voltage * VOLTAGE_SCALE) == PPSMC_Result_OK) ? + 0 : -EINVAL; + } + } + + return -EINVAL; +} + +static int ci_upload_dpm_level_enable_mask(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + PPSMC_Result result; + + if (!pi->sclk_dpm_key_disabled) { + if (pi->dpm_level_enable_mask.sclk_dpm_enable_mask) { + result = ci_send_msg_to_smc_with_parameter(rdev, + PPSMC_MSG_SCLKDPM_SetEnabledMask, + pi->dpm_level_enable_mask.sclk_dpm_enable_mask); + if (result != PPSMC_Result_OK) + return -EINVAL; + } + } + + if (!pi->mclk_dpm_key_disabled) { + if (pi->dpm_level_enable_mask.mclk_dpm_enable_mask) { + result = ci_send_msg_to_smc_with_parameter(rdev, + PPSMC_MSG_MCLKDPM_SetEnabledMask, + pi->dpm_level_enable_mask.mclk_dpm_enable_mask); + if (result != PPSMC_Result_OK) + return -EINVAL; + } + } + + if (!pi->pcie_dpm_key_disabled) { + if (pi->dpm_level_enable_mask.pcie_dpm_enable_mask) { + result = ci_send_msg_to_smc_with_parameter(rdev, + PPSMC_MSG_PCIeDPM_SetEnabledMask, + pi->dpm_level_enable_mask.pcie_dpm_enable_mask); + if (result != PPSMC_Result_OK) + return -EINVAL; + } + } + + ci_apply_disp_minimum_voltage_request(rdev); + + return 0; +} + +static void ci_find_dpm_states_clocks_in_dpm_table(struct radeon_device *rdev, + struct radeon_ps *radeon_state) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + struct ci_ps *state = ci_get_ps(radeon_state); + struct ci_single_dpm_table *sclk_table = &pi->dpm_table.sclk_table; + u32 sclk = state->performance_levels[state->performance_level_count-1].sclk; + struct ci_single_dpm_table *mclk_table = &pi->dpm_table.mclk_table; + u32 mclk = state->performance_levels[state->performance_level_count-1].mclk; + u32 i; + + pi->need_update_smu7_dpm_table = 0; + + for (i = 0; i < sclk_table->count; i++) { + if (sclk == sclk_table->dpm_levels[i].value) + break; + } + + if (i >= sclk_table->count) { + pi->need_update_smu7_dpm_table |= DPMTABLE_OD_UPDATE_SCLK; + } else { + /* XXX check display min clock requirements */ + if (0 != CISLAND_MINIMUM_ENGINE_CLOCK) + pi->need_update_smu7_dpm_table |= DPMTABLE_UPDATE_SCLK; + } + + for (i = 0; i < mclk_table->count; i++) { + if (mclk == mclk_table->dpm_levels[i].value) + break; + } + + if (i >= mclk_table->count) + pi->need_update_smu7_dpm_table |= DPMTABLE_OD_UPDATE_MCLK; + + if (rdev->pm.dpm.current_active_crtc_count != + rdev->pm.dpm.new_active_crtc_count) + pi->need_update_smu7_dpm_table |= DPMTABLE_UPDATE_MCLK; +} + +static int ci_populate_and_upload_sclk_mclk_dpm_levels(struct radeon_device *rdev, + struct radeon_ps *radeon_state) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + struct ci_ps *state = ci_get_ps(radeon_state); + u32 sclk = state->performance_levels[state->performance_level_count-1].sclk; + u32 mclk = state->performance_levels[state->performance_level_count-1].mclk; + struct ci_dpm_table *dpm_table = &pi->dpm_table; + int ret; + + if (!pi->need_update_smu7_dpm_table) + return 0; + + if (pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_SCLK) + dpm_table->sclk_table.dpm_levels[dpm_table->sclk_table.count-1].value = sclk; + + if (pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK) + dpm_table->mclk_table.dpm_levels[dpm_table->mclk_table.count-1].value = mclk; + + if (pi->need_update_smu7_dpm_table & (DPMTABLE_OD_UPDATE_SCLK | DPMTABLE_UPDATE_SCLK)) { + ret = ci_populate_all_graphic_levels(rdev); + if (ret) + return ret; + } + + if (pi->need_update_smu7_dpm_table & (DPMTABLE_OD_UPDATE_MCLK | DPMTABLE_UPDATE_MCLK)) { + ret = ci_populate_all_memory_levels(rdev); + if (ret) + return ret; + } + + return 0; +} + +static int ci_enable_uvd_dpm(struct radeon_device *rdev, bool enable) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + const struct radeon_clock_and_voltage_limits *max_limits; + int i; + + if (rdev->pm.dpm.ac_power) + max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac; + else + max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc; + + if (enable) { + pi->dpm_level_enable_mask.uvd_dpm_enable_mask = 0; + + for (i = rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count - 1; i >= 0; i--) { + if (rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[i].v <= max_limits->vddc) { + pi->dpm_level_enable_mask.uvd_dpm_enable_mask |= 1 << i; + + if (!pi->caps_uvd_dpm) + break; + } + } + + ci_send_msg_to_smc_with_parameter(rdev, + PPSMC_MSG_UVDDPM_SetEnabledMask, + pi->dpm_level_enable_mask.uvd_dpm_enable_mask); + + if (pi->last_mclk_dpm_enable_mask & 0x1) { + pi->uvd_enabled = true; + pi->dpm_level_enable_mask.mclk_dpm_enable_mask &= 0xFFFFFFFE; + ci_send_msg_to_smc_with_parameter(rdev, + PPSMC_MSG_MCLKDPM_SetEnabledMask, + pi->dpm_level_enable_mask.mclk_dpm_enable_mask); + } + } else { + if (pi->last_mclk_dpm_enable_mask & 0x1) { + pi->uvd_enabled = false; + pi->dpm_level_enable_mask.mclk_dpm_enable_mask |= 1; + ci_send_msg_to_smc_with_parameter(rdev, + PPSMC_MSG_MCLKDPM_SetEnabledMask, + pi->dpm_level_enable_mask.mclk_dpm_enable_mask); + } + } + + return (ci_send_msg_to_smc(rdev, enable ? + PPSMC_MSG_UVDDPM_Enable : PPSMC_MSG_UVDDPM_Disable) == PPSMC_Result_OK) ? + 0 : -EINVAL; +} + +#if 0 +static int ci_enable_vce_dpm(struct radeon_device *rdev, bool enable) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + const struct radeon_clock_and_voltage_limits *max_limits; + int i; + + if (rdev->pm.dpm.ac_power) + max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac; + else + max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc; + + if (enable) { + pi->dpm_level_enable_mask.vce_dpm_enable_mask = 0; + for (i = rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.count - 1; i >= 0; i--) { + if (rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[i].v <= max_limits->vddc) { + pi->dpm_level_enable_mask.vce_dpm_enable_mask |= 1 << i; + + if (!pi->caps_vce_dpm) + break; + } + } + + ci_send_msg_to_smc_with_parameter(rdev, + PPSMC_MSG_VCEDPM_SetEnabledMask, + pi->dpm_level_enable_mask.vce_dpm_enable_mask); + } + + return (ci_send_msg_to_smc(rdev, enable ? + PPSMC_MSG_VCEDPM_Enable : PPSMC_MSG_VCEDPM_Disable) == PPSMC_Result_OK) ? + 0 : -EINVAL; +} + +static int ci_enable_samu_dpm(struct radeon_device *rdev, bool enable) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + const struct radeon_clock_and_voltage_limits *max_limits; + int i; + + if (rdev->pm.dpm.ac_power) + max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac; + else + max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc; + + if (enable) { + pi->dpm_level_enable_mask.samu_dpm_enable_mask = 0; + for (i = rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.count - 1; i >= 0; i--) { + if (rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[i].v <= max_limits->vddc) { + pi->dpm_level_enable_mask.samu_dpm_enable_mask |= 1 << i; + + if (!pi->caps_samu_dpm) + break; + } + } + + ci_send_msg_to_smc_with_parameter(rdev, + PPSMC_MSG_SAMUDPM_SetEnabledMask, + pi->dpm_level_enable_mask.samu_dpm_enable_mask); + } + return (ci_send_msg_to_smc(rdev, enable ? + PPSMC_MSG_SAMUDPM_Enable : PPSMC_MSG_SAMUDPM_Disable) == PPSMC_Result_OK) ? + 0 : -EINVAL; +} + +static int ci_enable_acp_dpm(struct radeon_device *rdev, bool enable) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + const struct radeon_clock_and_voltage_limits *max_limits; + int i; + + if (rdev->pm.dpm.ac_power) + max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac; + else + max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc; + + if (enable) { + pi->dpm_level_enable_mask.acp_dpm_enable_mask = 0; + for (i = rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.count - 1; i >= 0; i--) { + if (rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[i].v <= max_limits->vddc) { + pi->dpm_level_enable_mask.acp_dpm_enable_mask |= 1 << i; + + if (!pi->caps_acp_dpm) + break; + } + } + + ci_send_msg_to_smc_with_parameter(rdev, + PPSMC_MSG_ACPDPM_SetEnabledMask, + pi->dpm_level_enable_mask.acp_dpm_enable_mask); + } + + return (ci_send_msg_to_smc(rdev, enable ? + PPSMC_MSG_ACPDPM_Enable : PPSMC_MSG_ACPDPM_Disable) == PPSMC_Result_OK) ? + 0 : -EINVAL; +} +#endif + +static int ci_update_uvd_dpm(struct radeon_device *rdev, bool gate) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + u32 tmp; + + if (!gate) { + if (pi->caps_uvd_dpm || + (rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count <= 0)) + pi->smc_state_table.UvdBootLevel = 0; + else + pi->smc_state_table.UvdBootLevel = + rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count - 1; + + tmp = RREG32_SMC(DPM_TABLE_475); + tmp &= ~UvdBootLevel_MASK; + tmp |= UvdBootLevel(pi->smc_state_table.UvdBootLevel); + WREG32_SMC(DPM_TABLE_475, tmp); + } + + return ci_enable_uvd_dpm(rdev, !gate); +} + +#if 0 +static u8 ci_get_vce_boot_level(struct radeon_device *rdev) +{ + u8 i; + u32 min_evclk = 30000; /* ??? */ + struct radeon_vce_clock_voltage_dependency_table *table = + &rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table; + + for (i = 0; i < table->count; i++) { + if (table->entries[i].evclk >= min_evclk) + return i; + } + + return table->count - 1; +} + +static int ci_update_vce_dpm(struct radeon_device *rdev, + struct radeon_ps *radeon_new_state, + struct radeon_ps *radeon_current_state) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + bool new_vce_clock_non_zero = (radeon_new_state->evclk != 0); + bool old_vce_clock_non_zero = (radeon_current_state->evclk != 0); + int ret = 0; + u32 tmp; + + if (new_vce_clock_non_zero != old_vce_clock_non_zero) { + if (new_vce_clock_non_zero) { + pi->smc_state_table.VceBootLevel = ci_get_vce_boot_level(rdev); + + tmp = RREG32_SMC(DPM_TABLE_475); + tmp &= ~VceBootLevel_MASK; + tmp |= VceBootLevel(pi->smc_state_table.VceBootLevel); + WREG32_SMC(DPM_TABLE_475, tmp); + + ret = ci_enable_vce_dpm(rdev, true); + } else { + ret = ci_enable_vce_dpm(rdev, false); + } + } + return ret; +} + +static int ci_update_samu_dpm(struct radeon_device *rdev, bool gate) +{ + return ci_enable_samu_dpm(rdev, gate); +} + +static int ci_update_acp_dpm(struct radeon_device *rdev, bool gate) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + u32 tmp; + + if (!gate) { + pi->smc_state_table.AcpBootLevel = 0; + + tmp = RREG32_SMC(DPM_TABLE_475); + tmp &= ~AcpBootLevel_MASK; + tmp |= AcpBootLevel(pi->smc_state_table.AcpBootLevel); + WREG32_SMC(DPM_TABLE_475, tmp); + } + + return ci_enable_acp_dpm(rdev, !gate); +} +#endif + +static int ci_generate_dpm_level_enable_mask(struct radeon_device *rdev, + struct radeon_ps *radeon_state) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + int ret; + + ret = ci_trim_dpm_states(rdev, radeon_state); + if (ret) + return ret; + + pi->dpm_level_enable_mask.sclk_dpm_enable_mask = + ci_get_dpm_level_enable_mask_value(&pi->dpm_table.sclk_table); + pi->dpm_level_enable_mask.mclk_dpm_enable_mask = + ci_get_dpm_level_enable_mask_value(&pi->dpm_table.mclk_table); + pi->last_mclk_dpm_enable_mask = + pi->dpm_level_enable_mask.mclk_dpm_enable_mask; + if (pi->uvd_enabled) { + if (pi->dpm_level_enable_mask.mclk_dpm_enable_mask & 1) + pi->dpm_level_enable_mask.mclk_dpm_enable_mask &= 0xFFFFFFFE; + } + pi->dpm_level_enable_mask.pcie_dpm_enable_mask = + ci_get_dpm_level_enable_mask_value(&pi->dpm_table.pcie_speed_table); + + return 0; +} + +static u32 ci_get_lowest_enabled_level(struct radeon_device *rdev, + u32 level_mask) +{ + u32 level = 0; + + while ((level_mask & (1 << level)) == 0) + level++; + + return level; +} + + +int ci_dpm_force_performance_level(struct radeon_device *rdev, + enum radeon_dpm_forced_level level) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + PPSMC_Result smc_result; + u32 tmp, levels, i; + int ret; + + if (level == RADEON_DPM_FORCED_LEVEL_HIGH) { + if ((!pi->sclk_dpm_key_disabled) && + pi->dpm_level_enable_mask.sclk_dpm_enable_mask) { + levels = 0; + tmp = pi->dpm_level_enable_mask.sclk_dpm_enable_mask; + while (tmp >>= 1) + levels++; + if (levels) { + ret = ci_dpm_force_state_sclk(rdev, levels); + if (ret) + return ret; + for (i = 0; i < rdev->usec_timeout; i++) { + tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) & + CURR_SCLK_INDEX_MASK) >> CURR_SCLK_INDEX_SHIFT; + if (tmp == levels) + break; + udelay(1); + } + } + } + if ((!pi->mclk_dpm_key_disabled) && + pi->dpm_level_enable_mask.mclk_dpm_enable_mask) { + levels = 0; + tmp = pi->dpm_level_enable_mask.mclk_dpm_enable_mask; + while (tmp >>= 1) + levels++; + if (levels) { + ret = ci_dpm_force_state_mclk(rdev, levels); + if (ret) + return ret; + for (i = 0; i < rdev->usec_timeout; i++) { + tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) & + CURR_MCLK_INDEX_MASK) >> CURR_MCLK_INDEX_SHIFT; + if (tmp == levels) + break; + udelay(1); + } + } + } + if ((!pi->pcie_dpm_key_disabled) && + pi->dpm_level_enable_mask.pcie_dpm_enable_mask) { + levels = 0; + tmp = pi->dpm_level_enable_mask.pcie_dpm_enable_mask; + while (tmp >>= 1) + levels++; + if (levels) { + ret = ci_dpm_force_state_pcie(rdev, level); + if (ret) + return ret; + for (i = 0; i < rdev->usec_timeout; i++) { + tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX_1) & + CURR_PCIE_INDEX_MASK) >> CURR_PCIE_INDEX_SHIFT; + if (tmp == levels) + break; + udelay(1); + } + } + } + } else if (level == RADEON_DPM_FORCED_LEVEL_LOW) { + if ((!pi->sclk_dpm_key_disabled) && + pi->dpm_level_enable_mask.sclk_dpm_enable_mask) { + levels = ci_get_lowest_enabled_level(rdev, + pi->dpm_level_enable_mask.sclk_dpm_enable_mask); + ret = ci_dpm_force_state_sclk(rdev, levels); + if (ret) + return ret; + for (i = 0; i < rdev->usec_timeout; i++) { + tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) & + CURR_SCLK_INDEX_MASK) >> CURR_SCLK_INDEX_SHIFT; + if (tmp == levels) + break; + udelay(1); + } + } + if ((!pi->mclk_dpm_key_disabled) && + pi->dpm_level_enable_mask.mclk_dpm_enable_mask) { + levels = ci_get_lowest_enabled_level(rdev, + pi->dpm_level_enable_mask.mclk_dpm_enable_mask); + ret = ci_dpm_force_state_mclk(rdev, levels); + if (ret) + return ret; + for (i = 0; i < rdev->usec_timeout; i++) { + tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) & + CURR_MCLK_INDEX_MASK) >> CURR_MCLK_INDEX_SHIFT; + if (tmp == levels) + break; + udelay(1); + } + } + if ((!pi->pcie_dpm_key_disabled) && + pi->dpm_level_enable_mask.pcie_dpm_enable_mask) { + levels = ci_get_lowest_enabled_level(rdev, + pi->dpm_level_enable_mask.pcie_dpm_enable_mask); + ret = ci_dpm_force_state_pcie(rdev, levels); + if (ret) + return ret; + for (i = 0; i < rdev->usec_timeout; i++) { + tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX_1) & + CURR_PCIE_INDEX_MASK) >> CURR_PCIE_INDEX_SHIFT; + if (tmp == levels) + break; + udelay(1); + } + } + } else if (level == RADEON_DPM_FORCED_LEVEL_AUTO) { + if (!pi->sclk_dpm_key_disabled) { + smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_NoForcedLevel); + if (smc_result != PPSMC_Result_OK) + return -EINVAL; + } + if (!pi->mclk_dpm_key_disabled) { + smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_MCLKDPM_NoForcedLevel); + if (smc_result != PPSMC_Result_OK) + return -EINVAL; + } + if (!pi->pcie_dpm_key_disabled) { + smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_PCIeDPM_UnForceLevel); + if (smc_result != PPSMC_Result_OK) + return -EINVAL; + } + } + + rdev->pm.dpm.forced_level = level; + + return 0; +} + +static int ci_set_mc_special_registers(struct radeon_device *rdev, + struct ci_mc_reg_table *table) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + u8 i, j, k; + u32 temp_reg; + + for (i = 0, j = table->last; i < table->last; i++) { + if (j >= SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE) + return -EINVAL; + switch(table->mc_reg_address[i].s1 << 2) { + case MC_SEQ_MISC1: + temp_reg = RREG32(MC_PMG_CMD_EMRS); + table->mc_reg_address[j].s1 = MC_PMG_CMD_EMRS >> 2; + table->mc_reg_address[j].s0 = MC_SEQ_PMG_CMD_EMRS_LP >> 2; + for (k = 0; k < table->num_entries; k++) { + table->mc_reg_table_entry[k].mc_data[j] = + ((temp_reg & 0xffff0000)) | ((table->mc_reg_table_entry[k].mc_data[i] & 0xffff0000) >> 16); + } + j++; + if (j >= SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE) + return -EINVAL; + + temp_reg = RREG32(MC_PMG_CMD_MRS); + table->mc_reg_address[j].s1 = MC_PMG_CMD_MRS >> 2; + table->mc_reg_address[j].s0 = MC_SEQ_PMG_CMD_MRS_LP >> 2; + for (k = 0; k < table->num_entries; k++) { + table->mc_reg_table_entry[k].mc_data[j] = + (temp_reg & 0xffff0000) | (table->mc_reg_table_entry[k].mc_data[i] & 0x0000ffff); + if (!pi->mem_gddr5) + table->mc_reg_table_entry[k].mc_data[j] |= 0x100; + } + j++; + if (j > SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE) + return -EINVAL; + + if (!pi->mem_gddr5) { + table->mc_reg_address[j].s1 = MC_PMG_AUTO_CMD >> 2; + table->mc_reg_address[j].s0 = MC_PMG_AUTO_CMD >> 2; + for (k = 0; k < table->num_entries; k++) { + table->mc_reg_table_entry[k].mc_data[j] = + (table->mc_reg_table_entry[k].mc_data[i] & 0xffff0000) >> 16; + } + j++; + if (j > SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE) + return -EINVAL; + } + break; + case MC_SEQ_RESERVE_M: + temp_reg = RREG32(MC_PMG_CMD_MRS1); + table->mc_reg_address[j].s1 = MC_PMG_CMD_MRS1 >> 2; + table->mc_reg_address[j].s0 = MC_SEQ_PMG_CMD_MRS1_LP >> 2; + for (k = 0; k < table->num_entries; k++) { + table->mc_reg_table_entry[k].mc_data[j] = + (temp_reg & 0xffff0000) | (table->mc_reg_table_entry[k].mc_data[i] & 0x0000ffff); + } + j++; + if (j > SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE) + return -EINVAL; + break; + default: + break; + } + + } + + table->last = j; + + return 0; +} + +static bool ci_check_s0_mc_reg_index(u16 in_reg, u16 *out_reg) +{ + bool result = true; + + switch(in_reg) { + case MC_SEQ_RAS_TIMING >> 2: + *out_reg = MC_SEQ_RAS_TIMING_LP >> 2; + break; + case MC_SEQ_DLL_STBY >> 2: + *out_reg = MC_SEQ_DLL_STBY_LP >> 2; + break; + case MC_SEQ_G5PDX_CMD0 >> 2: + *out_reg = MC_SEQ_G5PDX_CMD0_LP >> 2; + break; + case MC_SEQ_G5PDX_CMD1 >> 2: + *out_reg = MC_SEQ_G5PDX_CMD1_LP >> 2; + break; + case MC_SEQ_G5PDX_CTRL >> 2: + *out_reg = MC_SEQ_G5PDX_CTRL_LP >> 2; + break; + case MC_SEQ_CAS_TIMING >> 2: + *out_reg = MC_SEQ_CAS_TIMING_LP >> 2; + break; + case MC_SEQ_MISC_TIMING >> 2: + *out_reg = MC_SEQ_MISC_TIMING_LP >> 2; + break; + case MC_SEQ_MISC_TIMING2 >> 2: + *out_reg = MC_SEQ_MISC_TIMING2_LP >> 2; + break; + case MC_SEQ_PMG_DVS_CMD >> 2: + *out_reg = MC_SEQ_PMG_DVS_CMD_LP >> 2; + break; + case MC_SEQ_PMG_DVS_CTL >> 2: + *out_reg = MC_SEQ_PMG_DVS_CTL_LP >> 2; + break; + case MC_SEQ_RD_CTL_D0 >> 2: + *out_reg = MC_SEQ_RD_CTL_D0_LP >> 2; + break; + case MC_SEQ_RD_CTL_D1 >> 2: + *out_reg = MC_SEQ_RD_CTL_D1_LP >> 2; + break; + case MC_SEQ_WR_CTL_D0 >> 2: + *out_reg = MC_SEQ_WR_CTL_D0_LP >> 2; + break; + case MC_SEQ_WR_CTL_D1 >> 2: + *out_reg = MC_SEQ_WR_CTL_D1_LP >> 2; + break; + case MC_PMG_CMD_EMRS >> 2: + *out_reg = MC_SEQ_PMG_CMD_EMRS_LP >> 2; + break; + case MC_PMG_CMD_MRS >> 2: + *out_reg = MC_SEQ_PMG_CMD_MRS_LP >> 2; + break; + case MC_PMG_CMD_MRS1 >> 2: + *out_reg = MC_SEQ_PMG_CMD_MRS1_LP >> 2; + break; + case MC_SEQ_PMG_TIMING >> 2: + *out_reg = MC_SEQ_PMG_TIMING_LP >> 2; + break; + case MC_PMG_CMD_MRS2 >> 2: + *out_reg = MC_SEQ_PMG_CMD_MRS2_LP >> 2; + break; + case MC_SEQ_WR_CTL_2 >> 2: + *out_reg = MC_SEQ_WR_CTL_2_LP >> 2; + break; + default: + result = false; + break; + } + + return result; +} + +static void ci_set_valid_flag(struct ci_mc_reg_table *table) +{ + u8 i, j; + + for (i = 0; i < table->last; i++) { + for (j = 1; j < table->num_entries; j++) { + if (table->mc_reg_table_entry[j-1].mc_data[i] != + table->mc_reg_table_entry[j].mc_data[i]) { + table->valid_flag |= 1 << i; + break; + } + } + } +} + +static void ci_set_s0_mc_reg_index(struct ci_mc_reg_table *table) +{ + u32 i; + u16 address; + + for (i = 0; i < table->last; i++) { + table->mc_reg_address[i].s0 = + ci_check_s0_mc_reg_index(table->mc_reg_address[i].s1, &address) ? + address : table->mc_reg_address[i].s1; + } +} + +static int ci_copy_vbios_mc_reg_table(const struct atom_mc_reg_table *table, + struct ci_mc_reg_table *ci_table) +{ + u8 i, j; + + if (table->last > SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE) + return -EINVAL; + if (table->num_entries > MAX_AC_TIMING_ENTRIES) + return -EINVAL; + + for (i = 0; i < table->last; i++) + ci_table->mc_reg_address[i].s1 = table->mc_reg_address[i].s1; + + ci_table->last = table->last; + + for (i = 0; i < table->num_entries; i++) { + ci_table->mc_reg_table_entry[i].mclk_max = + table->mc_reg_table_entry[i].mclk_max; + for (j = 0; j < table->last; j++) + ci_table->mc_reg_table_entry[i].mc_data[j] = + table->mc_reg_table_entry[i].mc_data[j]; + } + ci_table->num_entries = table->num_entries; + + return 0; +} + +static int ci_initialize_mc_reg_table(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + struct atom_mc_reg_table *table; + struct ci_mc_reg_table *ci_table = &pi->mc_reg_table; + u8 module_index = rv770_get_memory_module_index(rdev); + int ret; + + table = kzalloc(sizeof(struct atom_mc_reg_table), GFP_KERNEL); + if (!table) + return -ENOMEM; + + WREG32(MC_SEQ_RAS_TIMING_LP, RREG32(MC_SEQ_RAS_TIMING)); + WREG32(MC_SEQ_CAS_TIMING_LP, RREG32(MC_SEQ_CAS_TIMING)); + WREG32(MC_SEQ_DLL_STBY_LP, RREG32(MC_SEQ_DLL_STBY)); + WREG32(MC_SEQ_G5PDX_CMD0_LP, RREG32(MC_SEQ_G5PDX_CMD0)); + WREG32(MC_SEQ_G5PDX_CMD1_LP, RREG32(MC_SEQ_G5PDX_CMD1)); + WREG32(MC_SEQ_G5PDX_CTRL_LP, RREG32(MC_SEQ_G5PDX_CTRL)); + WREG32(MC_SEQ_PMG_DVS_CMD_LP, RREG32(MC_SEQ_PMG_DVS_CMD)); + WREG32(MC_SEQ_PMG_DVS_CTL_LP, RREG32(MC_SEQ_PMG_DVS_CTL)); + WREG32(MC_SEQ_MISC_TIMING_LP, RREG32(MC_SEQ_MISC_TIMING)); + WREG32(MC_SEQ_MISC_TIMING2_LP, RREG32(MC_SEQ_MISC_TIMING2)); + WREG32(MC_SEQ_PMG_CMD_EMRS_LP, RREG32(MC_PMG_CMD_EMRS)); + WREG32(MC_SEQ_PMG_CMD_MRS_LP, RREG32(MC_PMG_CMD_MRS)); + WREG32(MC_SEQ_PMG_CMD_MRS1_LP, RREG32(MC_PMG_CMD_MRS1)); + WREG32(MC_SEQ_WR_CTL_D0_LP, RREG32(MC_SEQ_WR_CTL_D0)); + WREG32(MC_SEQ_WR_CTL_D1_LP, RREG32(MC_SEQ_WR_CTL_D1)); + WREG32(MC_SEQ_RD_CTL_D0_LP, RREG32(MC_SEQ_RD_CTL_D0)); + WREG32(MC_SEQ_RD_CTL_D1_LP, RREG32(MC_SEQ_RD_CTL_D1)); + WREG32(MC_SEQ_PMG_TIMING_LP, RREG32(MC_SEQ_PMG_TIMING)); + WREG32(MC_SEQ_PMG_CMD_MRS2_LP, RREG32(MC_PMG_CMD_MRS2)); + WREG32(MC_SEQ_WR_CTL_2_LP, RREG32(MC_SEQ_WR_CTL_2)); + + ret = radeon_atom_init_mc_reg_table(rdev, module_index, table); + if (ret) + goto init_mc_done; + + ret = ci_copy_vbios_mc_reg_table(table, ci_table); + if (ret) + goto init_mc_done; + + ci_set_s0_mc_reg_index(ci_table); + + ret = ci_set_mc_special_registers(rdev, ci_table); + if (ret) + goto init_mc_done; + + ci_set_valid_flag(ci_table); + +init_mc_done: + kfree(table); + + return ret; +} + +static int ci_populate_mc_reg_addresses(struct radeon_device *rdev, + SMU7_Discrete_MCRegisters *mc_reg_table) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + u32 i, j; + + for (i = 0, j = 0; j < pi->mc_reg_table.last; j++) { + if (pi->mc_reg_table.valid_flag & (1 << j)) { + if (i >= SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE) + return -EINVAL; + mc_reg_table->address[i].s0 = cpu_to_be16(pi->mc_reg_table.mc_reg_address[j].s0); + mc_reg_table->address[i].s1 = cpu_to_be16(pi->mc_reg_table.mc_reg_address[j].s1); + i++; + } + } + + mc_reg_table->last = (u8)i; + + return 0; +} + +static void ci_convert_mc_registers(const struct ci_mc_reg_entry *entry, + SMU7_Discrete_MCRegisterSet *data, + u32 num_entries, u32 valid_flag) +{ + u32 i, j; + + for (i = 0, j = 0; j < num_entries; j++) { + if (valid_flag & (1 << j)) { + data->value[i] = cpu_to_be32(entry->mc_data[j]); + i++; + } + } +} + +static void ci_convert_mc_reg_table_entry_to_smc(struct radeon_device *rdev, + const u32 memory_clock, + SMU7_Discrete_MCRegisterSet *mc_reg_table_data) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + u32 i = 0; + + for(i = 0; i < pi->mc_reg_table.num_entries; i++) { + if (memory_clock <= pi->mc_reg_table.mc_reg_table_entry[i].mclk_max) + break; + } + + if ((i == pi->mc_reg_table.num_entries) && (i > 0)) + --i; + + ci_convert_mc_registers(&pi->mc_reg_table.mc_reg_table_entry[i], + mc_reg_table_data, pi->mc_reg_table.last, + pi->mc_reg_table.valid_flag); +} + +static void ci_convert_mc_reg_table_to_smc(struct radeon_device *rdev, + SMU7_Discrete_MCRegisters *mc_reg_table) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + u32 i; + + for (i = 0; i < pi->dpm_table.mclk_table.count; i++) + ci_convert_mc_reg_table_entry_to_smc(rdev, + pi->dpm_table.mclk_table.dpm_levels[i].value, + &mc_reg_table->data[i]); +} + +static int ci_populate_initial_mc_reg_table(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + int ret; + + memset(&pi->smc_mc_reg_table, 0, sizeof(SMU7_Discrete_MCRegisters)); + + ret = ci_populate_mc_reg_addresses(rdev, &pi->smc_mc_reg_table); + if (ret) + return ret; + ci_convert_mc_reg_table_to_smc(rdev, &pi->smc_mc_reg_table); + + return ci_copy_bytes_to_smc(rdev, + pi->mc_reg_table_start, + (u8 *)&pi->smc_mc_reg_table, + sizeof(SMU7_Discrete_MCRegisters), + pi->sram_end); +} + +static int ci_update_and_upload_mc_reg_table(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + + if (!(pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK)) + return 0; + + memset(&pi->smc_mc_reg_table, 0, sizeof(SMU7_Discrete_MCRegisters)); + + ci_convert_mc_reg_table_to_smc(rdev, &pi->smc_mc_reg_table); + + return ci_copy_bytes_to_smc(rdev, + pi->mc_reg_table_start + + offsetof(SMU7_Discrete_MCRegisters, data[0]), + (u8 *)&pi->smc_mc_reg_table.data[0], + sizeof(SMU7_Discrete_MCRegisterSet) * + pi->dpm_table.mclk_table.count, + pi->sram_end); +} + +static void ci_enable_voltage_control(struct radeon_device *rdev) +{ + u32 tmp = RREG32_SMC(GENERAL_PWRMGT); + + tmp |= VOLT_PWRMGT_EN; + WREG32_SMC(GENERAL_PWRMGT, tmp); +} + +static enum radeon_pcie_gen ci_get_maximum_link_speed(struct radeon_device *rdev, + struct radeon_ps *radeon_state) +{ + struct ci_ps *state = ci_get_ps(radeon_state); + int i; + u16 pcie_speed, max_speed = 0; + + for (i = 0; i < state->performance_level_count; i++) { + pcie_speed = state->performance_levels[i].pcie_gen; + if (max_speed < pcie_speed) + max_speed = pcie_speed; + } + + return max_speed; +} + +static u16 ci_get_current_pcie_speed(struct radeon_device *rdev) +{ + u32 speed_cntl = 0; + + speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL) & LC_CURRENT_DATA_RATE_MASK; + speed_cntl >>= LC_CURRENT_DATA_RATE_SHIFT; + + return (u16)speed_cntl; +} + +static int ci_get_current_pcie_lane_number(struct radeon_device *rdev) +{ + u32 link_width = 0; + + link_width = RREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL) & LC_LINK_WIDTH_RD_MASK; + link_width >>= LC_LINK_WIDTH_RD_SHIFT; + + switch (link_width) { + case RADEON_PCIE_LC_LINK_WIDTH_X1: + return 1; + case RADEON_PCIE_LC_LINK_WIDTH_X2: + return 2; + case RADEON_PCIE_LC_LINK_WIDTH_X4: + return 4; + case RADEON_PCIE_LC_LINK_WIDTH_X8: + return 8; + case RADEON_PCIE_LC_LINK_WIDTH_X12: + /* not actually supported */ + return 12; + case RADEON_PCIE_LC_LINK_WIDTH_X0: + case RADEON_PCIE_LC_LINK_WIDTH_X16: + default: + return 16; + } +} + +static void ci_request_link_speed_change_before_state_change(struct radeon_device *rdev, + struct radeon_ps *radeon_new_state, + struct radeon_ps *radeon_current_state) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + enum radeon_pcie_gen target_link_speed = + ci_get_maximum_link_speed(rdev, radeon_new_state); + enum radeon_pcie_gen current_link_speed; + + if (pi->force_pcie_gen == RADEON_PCIE_GEN_INVALID) + current_link_speed = ci_get_maximum_link_speed(rdev, radeon_current_state); + else + current_link_speed = pi->force_pcie_gen; + + pi->force_pcie_gen = RADEON_PCIE_GEN_INVALID; + pi->pspp_notify_required = false; + if (target_link_speed > current_link_speed) { + switch (target_link_speed) { +#ifdef CONFIG_ACPI + case RADEON_PCIE_GEN3: + if (radeon_acpi_pcie_performance_request(rdev, PCIE_PERF_REQ_PECI_GEN3, false) == 0) + break; + pi->force_pcie_gen = RADEON_PCIE_GEN2; + if (current_link_speed == RADEON_PCIE_GEN2) + break; + case RADEON_PCIE_GEN2: + if (radeon_acpi_pcie_performance_request(rdev, PCIE_PERF_REQ_PECI_GEN2, false) == 0) + break; +#endif + default: + pi->force_pcie_gen = ci_get_current_pcie_speed(rdev); + break; + } + } else { + if (target_link_speed < current_link_speed) + pi->pspp_notify_required = true; + } +} + +static void ci_notify_link_speed_change_after_state_change(struct radeon_device *rdev, + struct radeon_ps *radeon_new_state, + struct radeon_ps *radeon_current_state) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + enum radeon_pcie_gen target_link_speed = + ci_get_maximum_link_speed(rdev, radeon_new_state); + u8 request; + + if (pi->pspp_notify_required) { + if (target_link_speed == RADEON_PCIE_GEN3) + request = PCIE_PERF_REQ_PECI_GEN3; + else if (target_link_speed == RADEON_PCIE_GEN2) + request = PCIE_PERF_REQ_PECI_GEN2; + else + request = PCIE_PERF_REQ_PECI_GEN1; + + if ((request == PCIE_PERF_REQ_PECI_GEN1) && + (ci_get_current_pcie_speed(rdev) > 0)) + return; + +#ifdef CONFIG_ACPI + radeon_acpi_pcie_performance_request(rdev, request, false); +#endif + } +} + +static int ci_set_private_data_variables_based_on_pptable(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + struct radeon_clock_voltage_dependency_table *allowed_sclk_vddc_table = + &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk; + struct radeon_clock_voltage_dependency_table *allowed_mclk_vddc_table = + &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk; + struct radeon_clock_voltage_dependency_table *allowed_mclk_vddci_table = + &rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk; + + if (allowed_sclk_vddc_table == NULL) + return -EINVAL; + if (allowed_sclk_vddc_table->count < 1) + return -EINVAL; + if (allowed_mclk_vddc_table == NULL) + return -EINVAL; + if (allowed_mclk_vddc_table->count < 1) + return -EINVAL; + if (allowed_mclk_vddci_table == NULL) + return -EINVAL; + if (allowed_mclk_vddci_table->count < 1) + return -EINVAL; + + pi->min_vddc_in_pp_table = allowed_sclk_vddc_table->entries[0].v; + pi->max_vddc_in_pp_table = + allowed_sclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].v; + + pi->min_vddci_in_pp_table = allowed_mclk_vddci_table->entries[0].v; + pi->max_vddci_in_pp_table = + allowed_mclk_vddci_table->entries[allowed_mclk_vddci_table->count - 1].v; + + rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.sclk = + allowed_sclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].clk; + rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.mclk = + allowed_mclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].clk; + rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.vddc = + allowed_sclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].v; + rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.vddci = + allowed_mclk_vddci_table->entries[allowed_mclk_vddci_table->count - 1].v; + + return 0; +} + +static void ci_patch_with_vddc_leakage(struct radeon_device *rdev, u16 *vddc) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + struct ci_leakage_voltage *leakage_table = &pi->vddc_leakage; + u32 leakage_index; + + for (leakage_index = 0; leakage_index < leakage_table->count; leakage_index++) { + if (leakage_table->leakage_id[leakage_index] == *vddc) { + *vddc = leakage_table->actual_voltage[leakage_index]; + break; + } + } +} + +static void ci_patch_with_vddci_leakage(struct radeon_device *rdev, u16 *vddci) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + struct ci_leakage_voltage *leakage_table = &pi->vddci_leakage; + u32 leakage_index; + + for (leakage_index = 0; leakage_index < leakage_table->count; leakage_index++) { + if (leakage_table->leakage_id[leakage_index] == *vddci) { + *vddci = leakage_table->actual_voltage[leakage_index]; + break; + } + } +} + +static void ci_patch_clock_voltage_dependency_table_with_vddc_leakage(struct radeon_device *rdev, + struct radeon_clock_voltage_dependency_table *table) +{ + u32 i; + + if (table) { + for (i = 0; i < table->count; i++) + ci_patch_with_vddc_leakage(rdev, &table->entries[i].v); + } +} + +static void ci_patch_clock_voltage_dependency_table_with_vddci_leakage(struct radeon_device *rdev, + struct radeon_clock_voltage_dependency_table *table) +{ + u32 i; + + if (table) { + for (i = 0; i < table->count; i++) + ci_patch_with_vddci_leakage(rdev, &table->entries[i].v); + } +} + +static void ci_patch_vce_clock_voltage_dependency_table_with_vddc_leakage(struct radeon_device *rdev, + struct radeon_vce_clock_voltage_dependency_table *table) +{ + u32 i; + + if (table) { + for (i = 0; i < table->count; i++) + ci_patch_with_vddc_leakage(rdev, &table->entries[i].v); + } +} + +static void ci_patch_uvd_clock_voltage_dependency_table_with_vddc_leakage(struct radeon_device *rdev, + struct radeon_uvd_clock_voltage_dependency_table *table) +{ + u32 i; + + if (table) { + for (i = 0; i < table->count; i++) + ci_patch_with_vddc_leakage(rdev, &table->entries[i].v); + } +} + +static void ci_patch_vddc_phase_shed_limit_table_with_vddc_leakage(struct radeon_device *rdev, + struct radeon_phase_shedding_limits_table *table) +{ + u32 i; + + if (table) { + for (i = 0; i < table->count; i++) + ci_patch_with_vddc_leakage(rdev, &table->entries[i].voltage); + } +} + +static void ci_patch_clock_voltage_limits_with_vddc_leakage(struct radeon_device *rdev, + struct radeon_clock_and_voltage_limits *table) +{ + if (table) { + ci_patch_with_vddc_leakage(rdev, (u16 *)&table->vddc); + ci_patch_with_vddci_leakage(rdev, (u16 *)&table->vddci); + } +} + +static void ci_patch_cac_leakage_table_with_vddc_leakage(struct radeon_device *rdev, + struct radeon_cac_leakage_table *table) +{ + u32 i; + + if (table) { + for (i = 0; i < table->count; i++) + ci_patch_with_vddc_leakage(rdev, &table->entries[i].vddc); + } +} + +static void ci_patch_dependency_tables_with_leakage(struct radeon_device *rdev) +{ + + ci_patch_clock_voltage_dependency_table_with_vddc_leakage(rdev, + &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk); + ci_patch_clock_voltage_dependency_table_with_vddc_leakage(rdev, + &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk); + ci_patch_clock_voltage_dependency_table_with_vddc_leakage(rdev, + &rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk); + ci_patch_clock_voltage_dependency_table_with_vddci_leakage(rdev, + &rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk); + ci_patch_vce_clock_voltage_dependency_table_with_vddc_leakage(rdev, + &rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table); + ci_patch_uvd_clock_voltage_dependency_table_with_vddc_leakage(rdev, + &rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table); + ci_patch_clock_voltage_dependency_table_with_vddc_leakage(rdev, + &rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table); + ci_patch_clock_voltage_dependency_table_with_vddc_leakage(rdev, + &rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table); + ci_patch_vddc_phase_shed_limit_table_with_vddc_leakage(rdev, + &rdev->pm.dpm.dyn_state.phase_shedding_limits_table); + ci_patch_clock_voltage_limits_with_vddc_leakage(rdev, + &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac); + ci_patch_clock_voltage_limits_with_vddc_leakage(rdev, + &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc); + ci_patch_cac_leakage_table_with_vddc_leakage(rdev, + &rdev->pm.dpm.dyn_state.cac_leakage_table); + +} + +static void ci_get_memory_type(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + u32 tmp; + + tmp = RREG32(MC_SEQ_MISC0); + + if (((tmp & MC_SEQ_MISC0_GDDR5_MASK) >> MC_SEQ_MISC0_GDDR5_SHIFT) == + MC_SEQ_MISC0_GDDR5_VALUE) + pi->mem_gddr5 = true; + else + pi->mem_gddr5 = false; + +} + +void ci_update_current_ps(struct radeon_device *rdev, + struct radeon_ps *rps) +{ + struct ci_ps *new_ps = ci_get_ps(rps); + struct ci_power_info *pi = ci_get_pi(rdev); + + pi->current_rps = *rps; + pi->current_ps = *new_ps; + pi->current_rps.ps_priv = &pi->current_ps; +} + +void ci_update_requested_ps(struct radeon_device *rdev, + struct radeon_ps *rps) +{ + struct ci_ps *new_ps = ci_get_ps(rps); + struct ci_power_info *pi = ci_get_pi(rdev); + + pi->requested_rps = *rps; + pi->requested_ps = *new_ps; + pi->requested_rps.ps_priv = &pi->requested_ps; +} + +int ci_dpm_pre_set_power_state(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + struct radeon_ps requested_ps = *rdev->pm.dpm.requested_ps; + struct radeon_ps *new_ps = &requested_ps; + + ci_update_requested_ps(rdev, new_ps); + + ci_apply_state_adjust_rules(rdev, &pi->requested_rps); + + return 0; +} + +void ci_dpm_post_set_power_state(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + struct radeon_ps *new_ps = &pi->requested_rps; + + ci_update_current_ps(rdev, new_ps); +} + + +void ci_dpm_setup_asic(struct radeon_device *rdev) +{ + ci_read_clock_registers(rdev); + ci_get_memory_type(rdev); + ci_enable_acpi_power_management(rdev); + ci_init_sclk_t(rdev); +} + +int ci_dpm_enable(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + struct radeon_ps *boot_ps = rdev->pm.dpm.boot_ps; + int ret; + + cik_update_cg(rdev, (RADEON_CG_BLOCK_GFX | + RADEON_CG_BLOCK_MC | + RADEON_CG_BLOCK_SDMA | + RADEON_CG_BLOCK_BIF | + RADEON_CG_BLOCK_UVD | + RADEON_CG_BLOCK_HDP), false); + + if (ci_is_smc_running(rdev)) + return -EINVAL; + if (pi->voltage_control != CISLANDS_VOLTAGE_CONTROL_NONE) { + ci_enable_voltage_control(rdev); + ret = ci_construct_voltage_tables(rdev); + if (ret) { + DRM_ERROR("ci_construct_voltage_tables failed\n"); + return ret; + } + } + if (pi->caps_dynamic_ac_timing) { + ret = ci_initialize_mc_reg_table(rdev); + if (ret) + pi->caps_dynamic_ac_timing = false; + } + if (pi->dynamic_ss) + ci_enable_spread_spectrum(rdev, true); + if (pi->thermal_protection) + ci_enable_thermal_protection(rdev, true); + ci_program_sstp(rdev); + ci_enable_display_gap(rdev); + ci_program_vc(rdev); + ret = ci_upload_firmware(rdev); + if (ret) { + DRM_ERROR("ci_upload_firmware failed\n"); + return ret; + } + ret = ci_process_firmware_header(rdev); + if (ret) { + DRM_ERROR("ci_process_firmware_header failed\n"); + return ret; + } + ret = ci_initial_switch_from_arb_f0_to_f1(rdev); + if (ret) { + DRM_ERROR("ci_initial_switch_from_arb_f0_to_f1 failed\n"); + return ret; + } + ret = ci_init_smc_table(rdev); + if (ret) { + DRM_ERROR("ci_init_smc_table failed\n"); + return ret; + } + ret = ci_init_arb_table_index(rdev); + if (ret) { + DRM_ERROR("ci_init_arb_table_index failed\n"); + return ret; + } + if (pi->caps_dynamic_ac_timing) { + ret = ci_populate_initial_mc_reg_table(rdev); + if (ret) { + DRM_ERROR("ci_populate_initial_mc_reg_table failed\n"); + return ret; + } + } + ret = ci_populate_pm_base(rdev); + if (ret) { + DRM_ERROR("ci_populate_pm_base failed\n"); + return ret; + } + ci_dpm_start_smc(rdev); + ci_enable_vr_hot_gpio_interrupt(rdev); + ret = ci_notify_smc_display_change(rdev, false); + if (ret) { + DRM_ERROR("ci_notify_smc_display_change failed\n"); + return ret; + } + ci_enable_sclk_control(rdev, true); + ret = ci_enable_ulv(rdev, true); + if (ret) { + DRM_ERROR("ci_enable_ulv failed\n"); + return ret; + } + ret = ci_enable_ds_master_switch(rdev, true); + if (ret) { + DRM_ERROR("ci_enable_ds_master_switch failed\n"); + return ret; + } + ret = ci_start_dpm(rdev); + if (ret) { + DRM_ERROR("ci_start_dpm failed\n"); + return ret; + } + ret = ci_enable_didt(rdev, true); + if (ret) { + DRM_ERROR("ci_enable_didt failed\n"); + return ret; + } + ret = ci_enable_smc_cac(rdev, true); + if (ret) { + DRM_ERROR("ci_enable_smc_cac failed\n"); + return ret; + } + ret = ci_enable_power_containment(rdev, true); + if (ret) { + DRM_ERROR("ci_enable_power_containment failed\n"); + return ret; + } + if (rdev->irq.installed && + r600_is_internal_thermal_sensor(rdev->pm.int_thermal_type)) { +#if 0 + PPSMC_Result result; +#endif + ret = ci_set_thermal_temperature_range(rdev, R600_TEMP_RANGE_MIN, R600_TEMP_RANGE_MAX); + if (ret) { + DRM_ERROR("ci_set_thermal_temperature_range failed\n"); + return ret; + } + rdev->irq.dpm_thermal = true; + radeon_irq_set(rdev); +#if 0 + result = ci_send_msg_to_smc(rdev, PPSMC_MSG_EnableThermalInterrupt); + + if (result != PPSMC_Result_OK) + DRM_DEBUG_KMS("Could not enable thermal interrupts.\n"); +#endif + } + + ci_enable_auto_throttle_source(rdev, RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL, true); + + ci_dpm_powergate_uvd(rdev, true); + + cik_update_cg(rdev, (RADEON_CG_BLOCK_GFX | + RADEON_CG_BLOCK_MC | + RADEON_CG_BLOCK_SDMA | + RADEON_CG_BLOCK_BIF | + RADEON_CG_BLOCK_UVD | + RADEON_CG_BLOCK_HDP), true); + + ci_update_current_ps(rdev, boot_ps); + + return 0; +} + +void ci_dpm_disable(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + struct radeon_ps *boot_ps = rdev->pm.dpm.boot_ps; + + cik_update_cg(rdev, (RADEON_CG_BLOCK_GFX | + RADEON_CG_BLOCK_MC | + RADEON_CG_BLOCK_SDMA | + RADEON_CG_BLOCK_UVD | + RADEON_CG_BLOCK_HDP), false); + + ci_dpm_powergate_uvd(rdev, false); + + if (!ci_is_smc_running(rdev)) + return; + + if (pi->thermal_protection) + ci_enable_thermal_protection(rdev, false); + ci_enable_power_containment(rdev, false); + ci_enable_smc_cac(rdev, false); + ci_enable_didt(rdev, false); + ci_enable_spread_spectrum(rdev, false); + ci_enable_auto_throttle_source(rdev, RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL, false); + ci_stop_dpm(rdev); + ci_enable_ds_master_switch(rdev, true); + ci_enable_ulv(rdev, false); + ci_clear_vc(rdev); + ci_reset_to_default(rdev); + ci_dpm_stop_smc(rdev); + ci_force_switch_to_arb_f0(rdev); + + ci_update_current_ps(rdev, boot_ps); +} + +int ci_dpm_set_power_state(struct radeon_device *rdev) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + struct radeon_ps *new_ps = &pi->requested_rps; + struct radeon_ps *old_ps = &pi->current_rps; + int ret; + + cik_update_cg(rdev, (RADEON_CG_BLOCK_GFX | + RADEON_CG_BLOCK_MC | + RADEON_CG_BLOCK_SDMA | + RADEON_CG_BLOCK_BIF | + RADEON_CG_BLOCK_UVD | + RADEON_CG_BLOCK_HDP), false); + + ci_find_dpm_states_clocks_in_dpm_table(rdev, new_ps); + if (pi->pcie_performance_request) + ci_request_link_speed_change_before_state_change(rdev, new_ps, old_ps); + ret = ci_freeze_sclk_mclk_dpm(rdev); + if (ret) { + DRM_ERROR("ci_freeze_sclk_mclk_dpm failed\n"); + return ret; + } + ret = ci_populate_and_upload_sclk_mclk_dpm_levels(rdev, new_ps); + if (ret) { + DRM_ERROR("ci_populate_and_upload_sclk_mclk_dpm_levels failed\n"); + return ret; + } + ret = ci_generate_dpm_level_enable_mask(rdev, new_ps); + if (ret) { + DRM_ERROR("ci_generate_dpm_level_enable_mask failed\n"); + return ret; + } +#if 0 + ret = ci_update_vce_dpm(rdev, new_ps, old_ps); + if (ret) { + DRM_ERROR("ci_update_vce_dpm failed\n"); + return ret; + } +#endif + ret = ci_update_sclk_t(rdev); + if (ret) { + DRM_ERROR("ci_update_sclk_t failed\n"); + return ret; + } + if (pi->caps_dynamic_ac_timing) { + ret = ci_update_and_upload_mc_reg_table(rdev); + if (ret) { + DRM_ERROR("ci_update_and_upload_mc_reg_table failed\n"); + return ret; + } + } + ret = ci_program_memory_timing_parameters(rdev); + if (ret) { + DRM_ERROR("ci_program_memory_timing_parameters failed\n"); + return ret; + } + ret = ci_unfreeze_sclk_mclk_dpm(rdev); + if (ret) { + DRM_ERROR("ci_unfreeze_sclk_mclk_dpm failed\n"); + return ret; + } + ret = ci_upload_dpm_level_enable_mask(rdev); + if (ret) { + DRM_ERROR("ci_upload_dpm_level_enable_mask failed\n"); + return ret; + } + if (pi->pcie_performance_request) + ci_notify_link_speed_change_after_state_change(rdev, new_ps, old_ps); + + ret = ci_dpm_force_performance_level(rdev, RADEON_DPM_FORCED_LEVEL_AUTO); + if (ret) { + DRM_ERROR("ci_dpm_force_performance_level failed\n"); + return ret; + } + + cik_update_cg(rdev, (RADEON_CG_BLOCK_GFX | + RADEON_CG_BLOCK_MC | + RADEON_CG_BLOCK_SDMA | + RADEON_CG_BLOCK_BIF | + RADEON_CG_BLOCK_UVD | + RADEON_CG_BLOCK_HDP), true); + + return 0; +} + +int ci_dpm_power_control_set_level(struct radeon_device *rdev) +{ + return ci_power_control_set_level(rdev); +} + +void ci_dpm_reset_asic(struct radeon_device *rdev) +{ + ci_set_boot_state(rdev); +} + +void ci_dpm_display_configuration_changed(struct radeon_device *rdev) +{ + ci_program_display_gap(rdev); +} + +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; +}; + +union pplib_clock_info { + struct _ATOM_PPLIB_R600_CLOCK_INFO r600; + struct _ATOM_PPLIB_RS780_CLOCK_INFO rs780; + struct _ATOM_PPLIB_EVERGREEN_CLOCK_INFO evergreen; + struct _ATOM_PPLIB_SUMO_CLOCK_INFO sumo; + struct _ATOM_PPLIB_SI_CLOCK_INFO si; + struct _ATOM_PPLIB_CI_CLOCK_INFO ci; +}; + +union pplib_power_state { + struct _ATOM_PPLIB_STATE v1; + struct _ATOM_PPLIB_STATE_V2 v2; +}; + +static void ci_parse_pplib_non_clock_info(struct radeon_device *rdev, + struct radeon_ps *rps, + struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info, + u8 table_rev) +{ + rps->caps = le32_to_cpu(non_clock_info->ulCapsAndSettings); + rps->class = le16_to_cpu(non_clock_info->usClassification); + rps->class2 = le16_to_cpu(non_clock_info->usClassification2); + + if (ATOM_PPLIB_NONCLOCKINFO_VER1 < table_rev) { + rps->vclk = le32_to_cpu(non_clock_info->ulVCLK); + rps->dclk = le32_to_cpu(non_clock_info->ulDCLK); + } else { + rps->vclk = 0; + rps->dclk = 0; + } + + if (rps->class & ATOM_PPLIB_CLASSIFICATION_BOOT) + rdev->pm.dpm.boot_ps = rps; + if (rps->class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE) + rdev->pm.dpm.uvd_ps = rps; +} + +static void ci_parse_pplib_clock_info(struct radeon_device *rdev, + struct radeon_ps *rps, int index, + union pplib_clock_info *clock_info) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + struct ci_ps *ps = ci_get_ps(rps); + struct ci_pl *pl = &ps->performance_levels[index]; + + ps->performance_level_count = index + 1; + + pl->sclk = le16_to_cpu(clock_info->ci.usEngineClockLow); + pl->sclk |= clock_info->ci.ucEngineClockHigh << 16; + pl->mclk = le16_to_cpu(clock_info->ci.usMemoryClockLow); + pl->mclk |= clock_info->ci.ucMemoryClockHigh << 16; + + pl->pcie_gen = r600_get_pcie_gen_support(rdev, + pi->sys_pcie_mask, + pi->vbios_boot_state.pcie_gen_bootup_value, + clock_info->ci.ucPCIEGen); + pl->pcie_lane = r600_get_pcie_lane_support(rdev, + pi->vbios_boot_state.pcie_lane_bootup_value, + le16_to_cpu(clock_info->ci.usPCIELane)); + + if (rps->class & ATOM_PPLIB_CLASSIFICATION_ACPI) { + pi->acpi_pcie_gen = pl->pcie_gen; + } + + if (rps->class2 & ATOM_PPLIB_CLASSIFICATION2_ULV) { + pi->ulv.supported = true; + pi->ulv.pl = *pl; + pi->ulv.cg_ulv_parameter = CISLANDS_CGULVPARAMETER_DFLT; + } + + /* patch up boot state */ + if (rps->class & ATOM_PPLIB_CLASSIFICATION_BOOT) { + pl->mclk = pi->vbios_boot_state.mclk_bootup_value; + pl->sclk = pi->vbios_boot_state.sclk_bootup_value; + pl->pcie_gen = pi->vbios_boot_state.pcie_gen_bootup_value; + pl->pcie_lane = pi->vbios_boot_state.pcie_lane_bootup_value; + } + + switch (rps->class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) { + case ATOM_PPLIB_CLASSIFICATION_UI_BATTERY: + pi->use_pcie_powersaving_levels = true; + if (pi->pcie_gen_powersaving.max < pl->pcie_gen) + pi->pcie_gen_powersaving.max = pl->pcie_gen; + if (pi->pcie_gen_powersaving.min > pl->pcie_gen) + pi->pcie_gen_powersaving.min = pl->pcie_gen; + if (pi->pcie_lane_powersaving.max < pl->pcie_lane) + pi->pcie_lane_powersaving.max = pl->pcie_lane; + if (pi->pcie_lane_powersaving.min > pl->pcie_lane) + pi->pcie_lane_powersaving.min = pl->pcie_lane; + break; + case ATOM_PPLIB_CLASSIFICATION_UI_PERFORMANCE: + pi->use_pcie_performance_levels = true; + if (pi->pcie_gen_performance.max < pl->pcie_gen) + pi->pcie_gen_performance.max = pl->pcie_gen; + if (pi->pcie_gen_performance.min > pl->pcie_gen) + pi->pcie_gen_performance.min = pl->pcie_gen; + if (pi->pcie_lane_performance.max < pl->pcie_lane) + pi->pcie_lane_performance.max = pl->pcie_lane; + if (pi->pcie_lane_performance.min > pl->pcie_lane) + pi->pcie_lane_performance.min = pl->pcie_lane; + break; + default: + break; + } +} + +static int ci_parse_power_table(struct radeon_device *rdev) +{ + struct radeon_mode_info *mode_info = &rdev->mode_info; + struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info; + union pplib_power_state *power_state; + int i, j, k, non_clock_array_index, clock_array_index; + union pplib_clock_info *clock_info; + struct _StateArray *state_array; + struct _ClockInfoArray *clock_info_array; + struct _NonClockInfoArray *non_clock_info_array; + union power_info *power_info; + int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo); + u16 data_offset; + u8 frev, crev; + u8 *power_state_offset; + struct ci_ps *ps; + + if (!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); + + state_array = (struct _StateArray *) + (mode_info->atom_context->bios + data_offset + + le16_to_cpu(power_info->pplib.usStateArrayOffset)); + clock_info_array = (struct _ClockInfoArray *) + (mode_info->atom_context->bios + data_offset + + le16_to_cpu(power_info->pplib.usClockInfoArrayOffset)); + non_clock_info_array = (struct _NonClockInfoArray *) + (mode_info->atom_context->bios + data_offset + + le16_to_cpu(power_info->pplib.usNonClockInfoArrayOffset)); + + rdev->pm.dpm.ps = kzalloc(sizeof(struct radeon_ps) * + state_array->ucNumEntries, GFP_KERNEL); + if (!rdev->pm.dpm.ps) + return -ENOMEM; + power_state_offset = (u8 *)state_array->states; + rdev->pm.dpm.platform_caps = le32_to_cpu(power_info->pplib.ulPlatformCaps); + rdev->pm.dpm.backbias_response_time = le16_to_cpu(power_info->pplib.usBackbiasTime); + rdev->pm.dpm.voltage_response_time = le16_to_cpu(power_info->pplib.usVoltageTime); + for (i = 0; i < state_array->ucNumEntries; i++) { + u8 *idx; + power_state = (union pplib_power_state *)power_state_offset; + non_clock_array_index = power_state->v2.nonClockInfoIndex; + non_clock_info = (struct _ATOM_PPLIB_NONCLOCK_INFO *) + &non_clock_info_array->nonClockInfo[non_clock_array_index]; + if (!rdev->pm.power_state[i].clock_info) + return -EINVAL; + ps = kzalloc(sizeof(struct ci_ps), GFP_KERNEL); + if (ps == NULL) { + kfree(rdev->pm.dpm.ps); + return -ENOMEM; + } + rdev->pm.dpm.ps[i].ps_priv = ps; + ci_parse_pplib_non_clock_info(rdev, &rdev->pm.dpm.ps[i], + non_clock_info, + non_clock_info_array->ucEntrySize); + k = 0; + idx = (u8 *)&power_state->v2.clockInfoIndex[0]; + for (j = 0; j < power_state->v2.ucNumDPMLevels; j++) { + clock_array_index = idx[j]; + if (clock_array_index >= clock_info_array->ucNumEntries) + continue; + if (k >= CISLANDS_MAX_HARDWARE_POWERLEVELS) + break; + clock_info = (union pplib_clock_info *) + ((u8 *)&clock_info_array->clockInfo[0] + + (clock_array_index * clock_info_array->ucEntrySize)); + ci_parse_pplib_clock_info(rdev, + &rdev->pm.dpm.ps[i], k, + clock_info); + k++; + } + power_state_offset += 2 + power_state->v2.ucNumDPMLevels; + } + rdev->pm.dpm.num_ps = state_array->ucNumEntries; + return 0; +} + +int ci_get_vbios_boot_values(struct radeon_device *rdev, + struct ci_vbios_boot_state *boot_state) +{ + struct radeon_mode_info *mode_info = &rdev->mode_info; + int index = GetIndexIntoMasterTable(DATA, FirmwareInfo); + ATOM_FIRMWARE_INFO_V2_2 *firmware_info; + u8 frev, crev; + u16 data_offset; + + if (atom_parse_data_header(mode_info->atom_context, index, NULL, + &frev, &crev, &data_offset)) { + firmware_info = + (ATOM_FIRMWARE_INFO_V2_2 *)(mode_info->atom_context->bios + + data_offset); + boot_state->mvdd_bootup_value = le16_to_cpu(firmware_info->usBootUpMVDDCVoltage); + boot_state->vddc_bootup_value = le16_to_cpu(firmware_info->usBootUpVDDCVoltage); + boot_state->vddci_bootup_value = le16_to_cpu(firmware_info->usBootUpVDDCIVoltage); + boot_state->pcie_gen_bootup_value = ci_get_current_pcie_speed(rdev); + boot_state->pcie_lane_bootup_value = ci_get_current_pcie_lane_number(rdev); + boot_state->sclk_bootup_value = le32_to_cpu(firmware_info->ulDefaultEngineClock); + boot_state->mclk_bootup_value = le32_to_cpu(firmware_info->ulDefaultMemoryClock); + + return 0; + } + return -EINVAL; +} + +void ci_dpm_fini(struct radeon_device *rdev) +{ + int i; + + for (i = 0; i < rdev->pm.dpm.num_ps; i++) { + kfree(rdev->pm.dpm.ps[i].ps_priv); + } + kfree(rdev->pm.dpm.ps); + kfree(rdev->pm.dpm.priv); + kfree(rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries); + r600_free_extended_power_table(rdev); +} + +int ci_dpm_init(struct radeon_device *rdev) +{ + int index = GetIndexIntoMasterTable(DATA, ASIC_InternalSS_Info); + u16 data_offset, size; + u8 frev, crev; + struct ci_power_info *pi; + int ret; + u32 mask; + + pi = kzalloc(sizeof(struct ci_power_info), GFP_KERNEL); + if (pi == NULL) + return -ENOMEM; + rdev->pm.dpm.priv = pi; + + ret = drm_pcie_get_speed_cap_mask(rdev->ddev, &mask); + if (ret) + pi->sys_pcie_mask = 0; + else + pi->sys_pcie_mask = mask; + pi->force_pcie_gen = RADEON_PCIE_GEN_INVALID; + + pi->pcie_gen_performance.max = RADEON_PCIE_GEN1; + pi->pcie_gen_performance.min = RADEON_PCIE_GEN3; + pi->pcie_gen_powersaving.max = RADEON_PCIE_GEN1; + pi->pcie_gen_powersaving.min = RADEON_PCIE_GEN3; + + pi->pcie_lane_performance.max = 0; + pi->pcie_lane_performance.min = 16; + pi->pcie_lane_powersaving.max = 0; + pi->pcie_lane_powersaving.min = 16; + + ret = ci_get_vbios_boot_values(rdev, &pi->vbios_boot_state); + if (ret) { + ci_dpm_fini(rdev); + return ret; + } + ret = ci_parse_power_table(rdev); + if (ret) { + ci_dpm_fini(rdev); + return ret; + } + ret = r600_parse_extended_power_table(rdev); + if (ret) { + ci_dpm_fini(rdev); + return ret; + } + + pi->dll_default_on = false; + pi->sram_end = SMC_RAM_END; + + pi->activity_target[0] = CISLAND_TARGETACTIVITY_DFLT; + pi->activity_target[1] = CISLAND_TARGETACTIVITY_DFLT; + pi->activity_target[2] = CISLAND_TARGETACTIVITY_DFLT; + pi->activity_target[3] = CISLAND_TARGETACTIVITY_DFLT; + pi->activity_target[4] = CISLAND_TARGETACTIVITY_DFLT; + pi->activity_target[5] = CISLAND_TARGETACTIVITY_DFLT; + pi->activity_target[6] = CISLAND_TARGETACTIVITY_DFLT; + pi->activity_target[7] = CISLAND_TARGETACTIVITY_DFLT; + + pi->mclk_activity_target = CISLAND_MCLK_TARGETACTIVITY_DFLT; + + pi->sclk_dpm_key_disabled = 0; + pi->mclk_dpm_key_disabled = 0; + pi->pcie_dpm_key_disabled = 0; + + pi->caps_sclk_ds = true; + + pi->mclk_strobe_mode_threshold = 40000; + pi->mclk_stutter_mode_threshold = 40000; + pi->mclk_edc_enable_threshold = 40000; + pi->mclk_edc_wr_enable_threshold = 40000; + + ci_initialize_powertune_defaults(rdev); + + pi->caps_fps = false; + + pi->caps_sclk_throttle_low_notification = false; + + pi->caps_uvd_dpm = true; + + ci_get_leakage_voltages(rdev); + ci_patch_dependency_tables_with_leakage(rdev); + ci_set_private_data_variables_based_on_pptable(rdev); + + rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries = + kzalloc(4 * sizeof(struct radeon_clock_voltage_dependency_entry), GFP_KERNEL); + if (!rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries) { + ci_dpm_fini(rdev); + return -ENOMEM; + } + rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.count = 4; + rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[0].clk = 0; + rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[0].v = 0; + rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[1].clk = 36000; + rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[1].v = 720; + rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[2].clk = 54000; + rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[2].v = 810; + rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[3].clk = 72000; + rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[3].v = 900; + + rdev->pm.dpm.dyn_state.mclk_sclk_ratio = 4; + rdev->pm.dpm.dyn_state.sclk_mclk_delta = 15000; + rdev->pm.dpm.dyn_state.vddc_vddci_delta = 200; + + rdev->pm.dpm.dyn_state.valid_sclk_values.count = 0; + rdev->pm.dpm.dyn_state.valid_sclk_values.values = NULL; + rdev->pm.dpm.dyn_state.valid_mclk_values.count = 0; + rdev->pm.dpm.dyn_state.valid_mclk_values.values = NULL; + + pi->thermal_temp_setting.temperature_low = 99500; + pi->thermal_temp_setting.temperature_high = 100000; + pi->thermal_temp_setting.temperature_shutdown = 104000; + + pi->uvd_enabled = false; + + pi->voltage_control = CISLANDS_VOLTAGE_CONTROL_NONE; + pi->vddci_control = CISLANDS_VOLTAGE_CONTROL_NONE; + pi->mvdd_control = CISLANDS_VOLTAGE_CONTROL_NONE; + if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_VDDC, VOLTAGE_OBJ_GPIO_LUT)) + pi->voltage_control = CISLANDS_VOLTAGE_CONTROL_BY_GPIO; + else if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_VDDC, VOLTAGE_OBJ_SVID2)) + pi->voltage_control = CISLANDS_VOLTAGE_CONTROL_BY_SVID2; + + if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_VDDCI_CONTROL) { + if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_VDDCI, VOLTAGE_OBJ_GPIO_LUT)) + pi->vddci_control = CISLANDS_VOLTAGE_CONTROL_BY_GPIO; + else if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_VDDCI, VOLTAGE_OBJ_SVID2)) + pi->vddci_control = CISLANDS_VOLTAGE_CONTROL_BY_SVID2; + else + rdev->pm.dpm.platform_caps &= ~ATOM_PP_PLATFORM_CAP_VDDCI_CONTROL; + } + + if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_MVDDCONTROL) { + if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_MVDDC, VOLTAGE_OBJ_GPIO_LUT)) + pi->mvdd_control = CISLANDS_VOLTAGE_CONTROL_BY_GPIO; + else if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_MVDDC, VOLTAGE_OBJ_SVID2)) + pi->mvdd_control = CISLANDS_VOLTAGE_CONTROL_BY_SVID2; + else + rdev->pm.dpm.platform_caps &= ~ATOM_PP_PLATFORM_CAP_MVDDCONTROL; + } + + pi->vddc_phase_shed_control = true; + +#if defined(CONFIG_ACPI) + pi->pcie_performance_request = + radeon_acpi_is_pcie_performance_request_supported(rdev); +#else + pi->pcie_performance_request = false; +#endif + + if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size, + &frev, &crev, &data_offset)) { + pi->caps_sclk_ss_support = true; + pi->caps_mclk_ss_support = true; + pi->dynamic_ss = true; + } else { + pi->caps_sclk_ss_support = false; + pi->caps_mclk_ss_support = false; + pi->dynamic_ss = true; + } + + if (rdev->pm.int_thermal_type != THERMAL_TYPE_NONE) + pi->thermal_protection = true; + else + pi->thermal_protection = false; + + pi->caps_dynamic_ac_timing = true; + + pi->uvd_power_gated = false; + + /* make sure dc limits are valid */ + if ((rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.sclk == 0) || + (rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.mclk == 0)) + rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc = + rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac; + + return 0; +} + +void ci_dpm_debugfs_print_current_performance_level(struct radeon_device *rdev, + struct seq_file *m) +{ + u32 sclk = ci_get_average_sclk_freq(rdev); + u32 mclk = ci_get_average_mclk_freq(rdev); + + seq_printf(m, "power level avg sclk: %u mclk: %u\n", + sclk, mclk); +} + +void ci_dpm_print_power_state(struct radeon_device *rdev, + struct radeon_ps *rps) +{ + struct ci_ps *ps = ci_get_ps(rps); + struct ci_pl *pl; + int i; + + r600_dpm_print_class_info(rps->class, rps->class2); + r600_dpm_print_cap_info(rps->caps); + printk("\tuvd vclk: %d dclk: %d\n", rps->vclk, rps->dclk); + for (i = 0; i < ps->performance_level_count; i++) { + pl = &ps->performance_levels[i]; + printk("\t\tpower level %d sclk: %u mclk: %u pcie gen: %u pcie lanes: %u\n", + i, pl->sclk, pl->mclk, pl->pcie_gen + 1, pl->pcie_lane); + } + r600_dpm_print_ps_status(rdev, rps); +} + +u32 ci_dpm_get_sclk(struct radeon_device *rdev, bool low) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + struct ci_ps *requested_state = ci_get_ps(&pi->requested_rps); + + if (low) + return requested_state->performance_levels[0].sclk; + else + return requested_state->performance_levels[requested_state->performance_level_count - 1].sclk; +} + +u32 ci_dpm_get_mclk(struct radeon_device *rdev, bool low) +{ + struct ci_power_info *pi = ci_get_pi(rdev); + struct ci_ps *requested_state = ci_get_ps(&pi->requested_rps); + + if (low) + return requested_state->performance_levels[0].mclk; + else + return requested_state->performance_levels[requested_state->performance_level_count - 1].mclk; +} |