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gem5 / arm / linux / 75ee94b20b46459e3d29f5ac2c3af3cebdeef777 / . / drivers / gpu / drm / radeon / ci_dpm.c
blob: c97fbb2ab48b45dc07e1f359caaf1a1df420794d [file] [log] [blame]
<
/*
* 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 <linux/firmware.h>
#include <drm/drmP.h>
#include "radeon.h"
#include "radeon_asic.h"
#include "radeon_ucode.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_hawaii_xt =
{
1, 0xF, 0xFD, 0x19, 5, 0x14, 0, 0xB0000,
{ 0x2E, 0x00, 0x00, 0x88, 0x00, 0x00, 0x72, 0x60, 0x51, 0xA7, 0x79, 0x6B, 0x90, 0xBD, 0x79 },
{ 0x217, 0x217, 0x217, 0x242, 0x242, 0x242, 0x269, 0x269, 0x269, 0x2A1, 0x2A1, 0x2A1, 0x2C9, 0x2C9, 0x2C9 }
};
static const struct ci_pt_defaults defaults_hawaii_pro =
{
1, 0xF, 0xFD, 0x19, 5, 0x14, 0, 0x65062,
{ 0x2E, 0x00, 0x00, 0x88, 0x00, 0x00, 0x72, 0x60, 0x51, 0xA7, 0x79, 0x6B, 0x90, 0xBD, 0x79 },
{ 0x217, 0x217, 0x217, 0x242, 0x242, 0x242, 0x269, 0x269, 0x269, 0x2A1, 0x2A1, 0x2A1, 0x2C9, 0x2C9, 0x2C9 }
};
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 int ci_mc_load_microcode(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 PPSMC_Result ci_send_msg_to_smc_with_parameter(struct radeon_device *rdev,
PPSMC_Msg msg, u32 parameter);
static void ci_thermal_start_smc_fan_control(struct radeon_device *rdev);
static void ci_fan_ctrl_set_default_mode(struct radeon_device *rdev);
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 0x6649:
case 0x6650:
case 0x6651:
case 0x6658:
case 0x665C:
case 0x665D:
default:
pi->powertune_defaults = &defaults_bonaire_xt;
break;
case 0x6640:
case 0x6641:
case 0x6646:
case 0x6647:
pi->powertune_defaults = &defaults_saturn_xt;
break;
case 0x67B8:
case 0x67B0:
pi->powertune_defaults = &defaults_hawaii_xt;
break;
case 0x67BA:
case 0x67B1:
pi->powertune_defaults = &defaults_hawaii_pro;
break;
case 0x67A0:
case 0x67A1:
case 0x67A2:
case 0x67A8:
case 0x67A9:
case 0x67AA:
case 0x67B9:
case 0x67BE:
pi->powertune_defaults = &defaults_bonaire_xt;
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;
if (rdev->family == CHIP_HAWAII)
pi->enable_bapm_feature = false;
else
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_populate_fuzzy_fan(struct radeon_device *rdev)
{
struct ci_power_info *pi = ci_get_pi(rdev);
if ((rdev->pm.dpm.fan.fan_output_sensitivity & (1 << 15)) ||
(rdev->pm.dpm.fan.fan_output_sensitivity == 0))
rdev->pm.dpm.fan.fan_output_sensitivity =
rdev->pm.dpm.fan.default_fan_output_sensitivity;
pi->smc_powertune_table.FuzzyFan_PwmSetDelta =
cpu_to_be16(rdev->pm.dpm.fan.fan_output_sensitivity);
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_populate_fuzzy_fan(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_enable_thermal_based_sclk_dpm(struct radeon_device *rdev,
bool enable)
{
struct ci_power_info *pi = ci_get_pi(rdev);
PPSMC_Result smc_result = PPSMC_Result_OK;
if (pi->thermal_sclk_dpm_enabled) {
if (enable)
smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_ENABLE_THERMAL_DPM);
else
smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_DISABLE_THERMAL_DPM);
}
if (smc_result == PPSMC_Result_OK)
return 0;
else
return -EINVAL;
}
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) {
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;
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;
/* disable mclk switching if the refresh is >120Hz, even if the
* blanking period would allow it
*/
if (r600_dpm_get_vrefresh(rdev) > 120)
return true;
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 (rps->vce_active) {
rps->evclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].evclk;
rps->ecclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].ecclk;
} else {
rps->evclk = 0;
rps->ecclk = 0;
}
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;
}
if (rps->vce_active) {
if (sclk < rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].sclk)
sclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].sclk;
if (mclk < rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].mclk)
mclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].mclk;
}
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_thermal_set_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
rdev->pm.dpm.thermal.min_temp = low_temp;
rdev->pm.dpm.thermal.max_temp = high_temp;
return 0;
}
static int ci_thermal_enable_alert(struct radeon_device *rdev,
bool enable)
{
u32 thermal_int = RREG32_SMC(CG_THERMAL_INT);
PPSMC_Result result;
if (enable) {
thermal_int &= ~(THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW);
WREG32_SMC(CG_THERMAL_INT, thermal_int);
rdev->irq.dpm_thermal = false;
result = ci_send_msg_to_smc(rdev, PPSMC_MSG_Thermal_Cntl_Enable);
if (result != PPSMC_Result_OK) {
DRM_DEBUG_KMS("Could not enable thermal interrupts.\n");
return -EINVAL;
}
} else {
thermal_int |= THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW;
WREG32_SMC(CG_THERMAL_INT, thermal_int);
rdev->irq.dpm_thermal = true;
result = ci_send_msg_to_smc(rdev, PPSMC_MSG_Thermal_Cntl_Disable);
if (result != PPSMC_Result_OK) {
DRM_DEBUG_KMS("Could not disable thermal interrupts.\n");
return -EINVAL;
}
}
return 0;
}
static void ci_fan_ctrl_set_static_mode(struct radeon_device *rdev, u32 mode)
{
struct ci_power_info *pi = ci_get_pi(rdev);
u32 tmp;
if (pi->fan_ctrl_is_in_default_mode) {
tmp = (RREG32_SMC(CG_FDO_CTRL2) & FDO_PWM_MODE_MASK) >> FDO_PWM_MODE_SHIFT;
pi->fan_ctrl_default_mode = tmp;
tmp = (RREG32_SMC(CG_FDO_CTRL2) & TMIN_MASK) >> TMIN_SHIFT;
pi->t_min = tmp;
pi->fan_ctrl_is_in_default_mode = false;
}
tmp = RREG32_SMC(CG_FDO_CTRL2) & ~TMIN_MASK;
tmp |= TMIN(0);
WREG32_SMC(CG_FDO_CTRL2, tmp);
tmp = RREG32_SMC(CG_FDO_CTRL2) & ~FDO_PWM_MODE_MASK;
tmp |= FDO_PWM_MODE(mode);
WREG32_SMC(CG_FDO_CTRL2, tmp);
}
static int ci_thermal_setup_fan_table(struct radeon_device *rdev)
{
struct ci_power_info *pi = ci_get_pi(rdev);
SMU7_Discrete_FanTable fan_table = { FDO_MODE_HARDWARE };
u32 duty100;
u32 t_diff1, t_diff2, pwm_diff1, pwm_diff2;
u16 fdo_min, slope1, slope2;
u32 reference_clock, tmp;
int ret;
u64 tmp64;
if (!pi->fan_table_start) {
rdev->pm.dpm.fan.ucode_fan_control = false;
return 0;
}
duty100 = (RREG32_SMC(CG_FDO_CTRL1) & FMAX_DUTY100_MASK) >> FMAX_DUTY100_SHIFT;
if (duty100 == 0) {
rdev->pm.dpm.fan.ucode_fan_control = false;
return 0;
}
tmp64 = (u64)rdev->pm.dpm.fan.pwm_min * duty100;
do_div(tmp64, 10000);
fdo_min = (u16)tmp64;
t_diff1 = rdev->pm.dpm.fan.t_med - rdev->pm.dpm.fan.t_min;
t_diff2 = rdev->pm.dpm.fan.t_high - rdev->pm.dpm.fan.t_med;
pwm_diff1 = rdev->pm.dpm.fan.pwm_med - rdev->pm.dpm.fan.pwm_min;
pwm_diff2 = rdev->pm.dpm.fan.pwm_high - rdev->pm.dpm.fan.pwm_med;
slope1 = (u16)((50 + ((16 * duty100 * pwm_diff1) / t_diff1)) / 100);
slope2 = (u16)((50 + ((16 * duty100 * pwm_diff2) / t_diff2)) / 100);
fan_table.TempMin = cpu_to_be16((50 + rdev->pm.dpm.fan.t_min) / 100);
fan_table.TempMed = cpu_to_be16((50 + rdev->pm.dpm.fan.t_med) / 100);
fan_table.TempMax = cpu_to_be16((50 + rdev->pm.dpm.fan.t_max) / 100);
fan_table.Slope1 = cpu_to_be16(slope1);
fan_table.Slope2 = cpu_to_be16(slope2);
fan_table.FdoMin = cpu_to_be16(fdo_min);
fan_table.HystDown = cpu_to_be16(rdev->pm.dpm.fan.t_hyst);
fan_table.HystUp = cpu_to_be16(1);
fan_table.HystSlope = cpu_to_be16(1);
fan_table.TempRespLim = cpu_to_be16(5);
reference_clock = radeon_get_xclk(rdev);
fan_table.RefreshPeriod = cpu_to_be32((rdev->pm.dpm.fan.cycle_delay *
reference_clock) / 1600);
fan_table.FdoMax = cpu_to_be16((u16)duty100);
tmp = (RREG32_SMC(CG_MULT_THERMAL_CTRL) & TEMP_SEL_MASK) >> TEMP_SEL_SHIFT;
fan_table.TempSrc = (uint8_t)tmp;
ret = ci_copy_bytes_to_smc(rdev,
pi->fan_table_start,
(u8 *)(&fan_table),
sizeof(fan_table),
pi->sram_end);
if (ret) {
DRM_ERROR("Failed to load fan table to the SMC.");
rdev->pm.dpm.fan.ucode_fan_control = false;
}
return 0;
}
static int ci_fan_ctrl_start_smc_fan_control(struct radeon_device *rdev)
{
struct ci_power_info *pi = ci_get_pi(rdev);
PPSMC_Result ret;
if (pi->caps_od_fuzzy_fan_control_support) {
ret = ci_send_msg_to_smc_with_parameter(rdev,
PPSMC_StartFanControl,
FAN_CONTROL_FUZZY);
if (ret != PPSMC_Result_OK)
return -EINVAL;
ret = ci_send_msg_to_smc_with_parameter(rdev,
PPSMC_MSG_SetFanPwmMax,
rdev->pm.dpm.fan.default_max_fan_pwm);
if (ret != PPSMC_Result_OK)
return -EINVAL;
} else {
ret = ci_send_msg_to_smc_with_parameter(rdev,
PPSMC_StartFanControl,
FAN_CONTROL_TABLE);
if (ret != PPSMC_Result_OK)
return -EINVAL;
}
pi->fan_is_controlled_by_smc = true;
return 0;
}
static int ci_fan_ctrl_stop_smc_fan_control(struct radeon_device *rdev)
{
PPSMC_Result ret;
struct ci_power_info *pi = ci_get_pi(rdev);
ret = ci_send_msg_to_smc(rdev, PPSMC_StopFanControl);
if (ret == PPSMC_Result_OK) {
pi->fan_is_controlled_by_smc = false;
return 0;
} else
return -EINVAL;
}
int ci_fan_ctrl_get_fan_speed_percent(struct radeon_device *rdev,
u32 *speed)
{
u32 duty, duty100;
u64 tmp64;
if (rdev->pm.no_fan)
return -ENOENT;
duty100 = (RREG32_SMC(CG_FDO_CTRL1) & FMAX_DUTY100_MASK) >> FMAX_DUTY100_SHIFT;
duty = (RREG32_SMC(CG_THERMAL_STATUS) & FDO_PWM_DUTY_MASK) >> FDO_PWM_DUTY_SHIFT;
if (duty100 == 0)
return -EINVAL;
tmp64 = (u64)duty * 100;
do_div(tmp64, duty100);
*speed = (u32)tmp64;
if (*speed > 100)
*speed = 100;
return 0;
}
int ci_fan_ctrl_set_fan_speed_percent(struct radeon_device *rdev,
u32 speed)
{
u32 tmp;
u32 duty, duty100;
u64 tmp64;
struct ci_power_info *pi = ci_get_pi(rdev);
if (rdev->pm.no_fan)
return -ENOENT;
if (pi->fan_is_controlled_by_smc)
return -EINVAL;
if (speed > 100)
return -EINVAL;
duty100 = (RREG32_SMC(CG_FDO_CTRL1) & FMAX_DUTY100_MASK) >> FMAX_DUTY100_SHIFT;
if (duty100 == 0)
return -EINVAL;
tmp64 = (u64)speed * duty100;
do_div(tmp64, 100);
duty = (u32)tmp64;
tmp = RREG32_SMC(CG_FDO_CTRL0) & ~FDO_STATIC_DUTY_MASK;
tmp |= FDO_STATIC_DUTY(duty);
WREG32_SMC(CG_FDO_CTRL0, tmp);
return 0;
}
void ci_fan_ctrl_set_mode(struct radeon_device *rdev, u32 mode)
{
if (mode) {
/* stop auto-manage */
if (rdev->pm.dpm.fan.ucode_fan_control)
ci_fan_ctrl_stop_smc_fan_control(rdev);
ci_fan_ctrl_set_static_mode(rdev, mode);
} else {
/* restart auto-manage */
if (rdev->pm.dpm.fan.ucode_fan_control)
ci_thermal_start_smc_fan_control(rdev);
else
ci_fan_ctrl_set_default_mode(rdev);
}
}
u32 ci_fan_ctrl_get_mode(struct radeon_device *rdev)
{
struct ci_power_info *pi = ci_get_pi(rdev);
u32 tmp;
if (pi->fan_is_controlled_by_smc)
return 0;
tmp = RREG32_SMC(CG_FDO_CTRL2) & FDO_PWM_MODE_MASK;
return (tmp >> FDO_PWM_MODE_SHIFT);
}
#if 0
static int ci_fan_ctrl_get_fan_speed_rpm(struct radeon_device *rdev,
u32 *speed)
{
u32 tach_period;
u32 xclk = radeon_get_xclk(rdev);
if (rdev->pm.no_fan)
return -ENOENT;
if (rdev->pm.fan_pulses_per_revolution == 0)
return -ENOENT;
tach_period = (RREG32_SMC(CG_TACH_STATUS) & TACH_PERIOD_MASK) >> TACH_PERIOD_SHIFT;
if (tach_period == 0)
return -ENOENT;
*speed = 60 * xclk * 10000 / tach_period;
return 0;
}
static int ci_fan_ctrl_set_fan_speed_rpm(struct radeon_device *rdev,
u32 speed)
{
u32 tach_period, tmp;
u32 xclk = radeon_get_xclk(rdev);
if (rdev->pm.no_fan)
return -ENOENT;
if (rdev->pm.fan_pulses_per_revolution == 0)
return -ENOENT;
if ((speed < rdev->pm.fan_min_rpm) ||
(speed > rdev->pm.fan_max_rpm))
return -EINVAL;
if (rdev->pm.dpm.fan.ucode_fan_control)
ci_fan_ctrl_stop_smc_fan_control(rdev);
tach_period = 60 * xclk * 10000 / (8 * speed);
tmp = RREG32_SMC(CG_TACH_CTRL) & ~TARGET_PERIOD_MASK;
tmp |= TARGET_PERIOD(tach_period);
WREG32_SMC(CG_TACH_CTRL, tmp);
ci_fan_ctrl_set_static_mode(rdev, FDO_PWM_MODE_STATIC_RPM);
return 0;
}
#endif
static void ci_fan_ctrl_set_default_mode(struct radeon_device *rdev)
{
struct ci_power_info *pi = ci_get_pi(rdev);
u32 tmp;
if (!pi->fan_ctrl_is_in_default_mode) {
tmp = RREG32_SMC(CG_FDO_CTRL2) & ~FDO_PWM_MODE_MASK;
tmp |= FDO_PWM_MODE(pi->fan_ctrl_default_mode);
WREG32_SMC(CG_FDO_CTRL2, tmp);
tmp = RREG32_SMC(CG_FDO_CTRL2) & ~TMIN_MASK;
tmp |= TMIN(pi->t_min);
WREG32_SMC(CG_FDO_CTRL2, tmp);
pi->fan_ctrl_is_in_default_mode = true;
}
}
static void ci_thermal_start_smc_fan_control(struct radeon_device *rdev)
{
if (rdev->pm.dpm.fan.ucode_fan_control) {
ci_fan_ctrl_start_smc_fan_control(rdev);
ci_fan_ctrl_set_static_mode(rdev, FDO_PWM_MODE_STATIC);
}
}
static void ci_thermal_initialize(struct radeon_device *rdev)
{
u32 tmp;
if (rdev->pm.fan_pulses_per_revolution) {
tmp = RREG32_SMC(CG_TACH_CTRL) & ~EDGE_PER_REV_MASK;
tmp |= EDGE_PER_REV(rdev->pm.fan_pulses_per_revolution -1);
WREG32_SMC(CG_TACH_CTRL, tmp);
}
tmp = RREG32_SMC(CG_FDO_CTRL2) & ~TACH_PWM_RESP_RATE_MASK;
tmp |= TACH_PWM_RESP_RATE(0x28);
WREG32_SMC(CG_FDO_CTRL2, tmp);
}
static int ci_thermal_start_thermal_controller(struct radeon_device *rdev)
{
int ret;
ci_thermal_initialize(rdev);
ret = ci_thermal_set_temperature_range(rdev, R600_TEMP_RANGE_MIN, R600_TEMP_RANGE_MAX);
if (ret)
return ret;
ret = ci_thermal_enable_alert(rdev, true);
if (ret)
return ret;
if (rdev->pm.dpm.fan.ucode_fan_control) {
ret = ci_thermal_setup_fan_table(rdev);
if (ret)
return ret;
ci_thermal_start_smc_fan_control(rdev);
}
return 0;
}
static void ci_thermal_stop_thermal_controller(struct radeon_device *rdev)
{
if (!rdev->pm.no_fan)
ci_fan_ctrl_set_default_mode(rdev);
}
#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 (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_EVV) {
for (i = 0; i < CISLANDS_MAX_LEAKAGE_COUNT; i++) {
virtual_voltage_id = ATOM_VIRTUAL_VOLTAGE_ID0 + i;
if (radeon_atom_get_voltage_evv(rdev, virtual_voltage_id, &vddc) != 0)
continue;
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++;
}
}
} else 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_SMC(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_SCLKDPM_SetEnabledMask, 1 << 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_SetEnabledMask, 1 << 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;
}
#if 0
static int ci_set_boot_state(struct radeon_device *rdev)
{
return ci_enable_sclk_mclk_dpm(rdev, false);
}
#endif
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 void ci_register_patching_mc_arb(struct radeon_device *rdev,
const u32 engine_clock,
const u32 memory_clock,
u32 *dram_timimg2)
{
bool patch;
u32 tmp, tmp2;
tmp = RREG32(MC_SEQ_MISC0);
patch = ((tmp & 0x0000f00) == 0x300) ? true : false;
if (patch &&
((rdev->pdev->device == 0x67B0) ||
(rdev->pdev->device == 0x67B1))) {
if ((memory_clock > 100000) && (memory_clock <= 125000)) {
tmp2 = (((0x31 * engine_clock) / 125000) - 1) & 0xff;
*dram_timimg2 &= ~0x00ff0000;
*dram_timimg2 |= tmp2 << 16;
} else if ((memory_clock > 125000) && (memory_clock <= 137500)) {
tmp2 = (((0x36 * engine_clock) / 137500) - 1) & 0xff;
*dram_timimg2 &= ~0x00ff0000;
*dram_timimg2 |= tmp2 << 16;
}
}
}
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;
ci_register_patching_mc_arb(rdev, sclk, mclk, &dram_timing2);
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, &dividers);
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, &dividers);
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, &dividers);
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, &dividers);
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, &dividers);
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 (mpll_param.qdr == 1)
freq_nom = memory_clock * 4 * (1 << mpll_param.post_div);
else
freq_nom = memory_clock * 2 * (1 << mpll_param.post_div);
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);