diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/kv_dpm.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/kv_dpm.c | 2899 |
1 files changed, 2899 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/kv_dpm.c b/drivers/gpu/drm/radeon/kv_dpm.c new file mode 100644 index 000000000..f055d6ea3 --- /dev/null +++ b/drivers/gpu/drm/radeon/kv_dpm.c @@ -0,0 +1,2899 @@ +/* + * 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 <drm/drmP.h> +#include "radeon.h" +#include "cikd.h" +#include "r600_dpm.h" +#include "kv_dpm.h" +#include "radeon_asic.h" +#include <linux/seq_file.h> + +#define KV_MAX_DEEPSLEEP_DIVIDER_ID 5 +#define KV_MINIMUM_ENGINE_CLOCK 800 +#define SMC_RAM_END 0x40000 + +static int kv_enable_nb_dpm(struct radeon_device *rdev, + bool enable); +static void kv_init_graphics_levels(struct radeon_device *rdev); +static int kv_calculate_ds_divider(struct radeon_device *rdev); +static int kv_calculate_nbps_level_settings(struct radeon_device *rdev); +static int kv_calculate_dpm_settings(struct radeon_device *rdev); +static void kv_enable_new_levels(struct radeon_device *rdev); +static void kv_program_nbps_index_settings(struct radeon_device *rdev, + struct radeon_ps *new_rps); +static int kv_set_enabled_level(struct radeon_device *rdev, u32 level); +static int kv_set_enabled_levels(struct radeon_device *rdev); +static int kv_force_dpm_highest(struct radeon_device *rdev); +static int kv_force_dpm_lowest(struct radeon_device *rdev); +static void kv_apply_state_adjust_rules(struct radeon_device *rdev, + struct radeon_ps *new_rps, + struct radeon_ps *old_rps); +static int kv_set_thermal_temperature_range(struct radeon_device *rdev, + int min_temp, int max_temp); +static int kv_init_fps_limits(struct radeon_device *rdev); + +void kv_dpm_powergate_uvd(struct radeon_device *rdev, bool gate); +static void kv_dpm_powergate_vce(struct radeon_device *rdev, bool gate); +static void kv_dpm_powergate_samu(struct radeon_device *rdev, bool gate); +static void kv_dpm_powergate_acp(struct radeon_device *rdev, bool gate); + +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 const struct kv_lcac_config_values sx_local_cac_cfg_kv[] = +{ + { 0, 4, 1 }, + { 1, 4, 1 }, + { 2, 5, 1 }, + { 3, 4, 2 }, + { 4, 1, 1 }, + { 5, 5, 2 }, + { 6, 6, 1 }, + { 7, 9, 2 }, + { 0xffffffff } +}; + +static const struct kv_lcac_config_values mc0_local_cac_cfg_kv[] = +{ + { 0, 4, 1 }, + { 0xffffffff } +}; + +static const struct kv_lcac_config_values mc1_local_cac_cfg_kv[] = +{ + { 0, 4, 1 }, + { 0xffffffff } +}; + +static const struct kv_lcac_config_values mc2_local_cac_cfg_kv[] = +{ + { 0, 4, 1 }, + { 0xffffffff } +}; + +static const struct kv_lcac_config_values mc3_local_cac_cfg_kv[] = +{ + { 0, 4, 1 }, + { 0xffffffff } +}; + +static const struct kv_lcac_config_values cpl_local_cac_cfg_kv[] = +{ + { 0, 4, 1 }, + { 1, 4, 1 }, + { 2, 5, 1 }, + { 3, 4, 1 }, + { 4, 1, 1 }, + { 5, 5, 1 }, + { 6, 6, 1 }, + { 7, 9, 1 }, + { 8, 4, 1 }, + { 9, 2, 1 }, + { 10, 3, 1 }, + { 11, 6, 1 }, + { 12, 8, 2 }, + { 13, 1, 1 }, + { 14, 2, 1 }, + { 15, 3, 1 }, + { 16, 1, 1 }, + { 17, 4, 1 }, + { 18, 3, 1 }, + { 19, 1, 1 }, + { 20, 8, 1 }, + { 21, 5, 1 }, + { 22, 1, 1 }, + { 23, 1, 1 }, + { 24, 4, 1 }, + { 27, 6, 1 }, + { 28, 1, 1 }, + { 0xffffffff } +}; + +static const struct kv_lcac_config_reg sx0_cac_config_reg[] = +{ + { 0xc0400d00, 0x003e0000, 17, 0x3fc00000, 22, 0x0001fffe, 1, 0x00000001, 0 } +}; + +static const struct kv_lcac_config_reg mc0_cac_config_reg[] = +{ + { 0xc0400d30, 0x003e0000, 17, 0x3fc00000, 22, 0x0001fffe, 1, 0x00000001, 0 } +}; + +static const struct kv_lcac_config_reg mc1_cac_config_reg[] = +{ + { 0xc0400d3c, 0x003e0000, 17, 0x3fc00000, 22, 0x0001fffe, 1, 0x00000001, 0 } +}; + +static const struct kv_lcac_config_reg mc2_cac_config_reg[] = +{ + { 0xc0400d48, 0x003e0000, 17, 0x3fc00000, 22, 0x0001fffe, 1, 0x00000001, 0 } +}; + +static const struct kv_lcac_config_reg mc3_cac_config_reg[] = +{ + { 0xc0400d54, 0x003e0000, 17, 0x3fc00000, 22, 0x0001fffe, 1, 0x00000001, 0 } +}; + +static const struct kv_lcac_config_reg cpl_cac_config_reg[] = +{ + { 0xc0400d80, 0x003e0000, 17, 0x3fc00000, 22, 0x0001fffe, 1, 0x00000001, 0 } +}; + +static const struct kv_pt_config_reg didt_config_kv[] = +{ + { 0x10, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x10, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x10, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x10, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x11, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x11, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x11, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x11, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x12, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x12, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x12, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x12, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x2, 0x00003fff, 0, 0x4, KV_CONFIGREG_DIDT_IND }, + { 0x2, 0x03ff0000, 16, 0x80, KV_CONFIGREG_DIDT_IND }, + { 0x2, 0x78000000, 27, 0x3, KV_CONFIGREG_DIDT_IND }, + { 0x1, 0x0000ffff, 0, 0x3FFF, KV_CONFIGREG_DIDT_IND }, + { 0x1, 0xffff0000, 16, 0x3FFF, KV_CONFIGREG_DIDT_IND }, + { 0x0, 0x00000001, 0, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x30, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x30, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x30, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x30, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x31, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x31, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x31, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x31, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x32, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x32, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x32, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x32, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x22, 0x00003fff, 0, 0x4, KV_CONFIGREG_DIDT_IND }, + { 0x22, 0x03ff0000, 16, 0x80, KV_CONFIGREG_DIDT_IND }, + { 0x22, 0x78000000, 27, 0x3, KV_CONFIGREG_DIDT_IND }, + { 0x21, 0x0000ffff, 0, 0x3FFF, KV_CONFIGREG_DIDT_IND }, + { 0x21, 0xffff0000, 16, 0x3FFF, KV_CONFIGREG_DIDT_IND }, + { 0x20, 0x00000001, 0, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x50, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x50, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x50, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x50, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x51, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x51, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x51, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x51, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x52, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x52, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x52, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x52, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x42, 0x00003fff, 0, 0x4, KV_CONFIGREG_DIDT_IND }, + { 0x42, 0x03ff0000, 16, 0x80, KV_CONFIGREG_DIDT_IND }, + { 0x42, 0x78000000, 27, 0x3, KV_CONFIGREG_DIDT_IND }, + { 0x41, 0x0000ffff, 0, 0x3FFF, KV_CONFIGREG_DIDT_IND }, + { 0x41, 0xffff0000, 16, 0x3FFF, KV_CONFIGREG_DIDT_IND }, + { 0x40, 0x00000001, 0, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x70, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x70, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x70, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x70, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x71, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x71, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x71, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x71, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x72, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x72, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x72, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x72, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0x62, 0x00003fff, 0, 0x4, KV_CONFIGREG_DIDT_IND }, + { 0x62, 0x03ff0000, 16, 0x80, KV_CONFIGREG_DIDT_IND }, + { 0x62, 0x78000000, 27, 0x3, KV_CONFIGREG_DIDT_IND }, + { 0x61, 0x0000ffff, 0, 0x3FFF, KV_CONFIGREG_DIDT_IND }, + { 0x61, 0xffff0000, 16, 0x3FFF, KV_CONFIGREG_DIDT_IND }, + { 0x60, 0x00000001, 0, 0x0, KV_CONFIGREG_DIDT_IND }, + { 0xFFFFFFFF } +}; + +static struct kv_ps *kv_get_ps(struct radeon_ps *rps) +{ + struct kv_ps *ps = rps->ps_priv; + + return ps; +} + +static struct kv_power_info *kv_get_pi(struct radeon_device *rdev) +{ + struct kv_power_info *pi = rdev->pm.dpm.priv; + + return pi; +} + +#if 0 +static void kv_program_local_cac_table(struct radeon_device *rdev, + const struct kv_lcac_config_values *local_cac_table, + const struct kv_lcac_config_reg *local_cac_reg) +{ + u32 i, count, data; + const struct kv_lcac_config_values *values = local_cac_table; + + while (values->block_id != 0xffffffff) { + count = values->signal_id; + for (i = 0; i < count; i++) { + data = ((values->block_id << local_cac_reg->block_shift) & + local_cac_reg->block_mask); + data |= ((i << local_cac_reg->signal_shift) & + local_cac_reg->signal_mask); + data |= ((values->t << local_cac_reg->t_shift) & + local_cac_reg->t_mask); + data |= ((1 << local_cac_reg->enable_shift) & + local_cac_reg->enable_mask); + WREG32_SMC(local_cac_reg->cntl, data); + } + values++; + } +} +#endif + +static int kv_program_pt_config_registers(struct radeon_device *rdev, + const struct kv_pt_config_reg *cac_config_regs) +{ + const struct kv_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 == KV_CONFIGREG_CACHE) { + cache |= ((config_regs->value << config_regs->shift) & config_regs->mask); + } else { + switch (config_regs->type) { + case KV_CONFIGREG_SMC_IND: + data = RREG32_SMC(config_regs->offset); + break; + case KV_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; + cache = 0; + + switch (config_regs->type) { + case KV_CONFIGREG_SMC_IND: + WREG32_SMC(config_regs->offset, data); + break; + case KV_CONFIGREG_DIDT_IND: + WREG32_DIDT(config_regs->offset, data); + break; + default: + WREG32(config_regs->offset << 2, data); + break; + } + } + config_regs++; + } + + return 0; +} + +static void kv_do_enable_didt(struct radeon_device *rdev, bool enable) +{ + struct kv_power_info *pi = kv_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 kv_enable_didt(struct radeon_device *rdev, bool enable) +{ + struct kv_power_info *pi = kv_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 = kv_program_pt_config_registers(rdev, didt_config_kv); + if (ret) { + cik_exit_rlc_safe_mode(rdev); + return ret; + } + } + + kv_do_enable_didt(rdev, enable); + + cik_exit_rlc_safe_mode(rdev); + } + + return 0; +} + +#if 0 +static void kv_initialize_hardware_cac_manager(struct radeon_device *rdev) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + + if (pi->caps_cac) { + WREG32_SMC(LCAC_SX0_OVR_SEL, 0); + WREG32_SMC(LCAC_SX0_OVR_VAL, 0); + kv_program_local_cac_table(rdev, sx_local_cac_cfg_kv, sx0_cac_config_reg); + + WREG32_SMC(LCAC_MC0_OVR_SEL, 0); + WREG32_SMC(LCAC_MC0_OVR_VAL, 0); + kv_program_local_cac_table(rdev, mc0_local_cac_cfg_kv, mc0_cac_config_reg); + + WREG32_SMC(LCAC_MC1_OVR_SEL, 0); + WREG32_SMC(LCAC_MC1_OVR_VAL, 0); + kv_program_local_cac_table(rdev, mc1_local_cac_cfg_kv, mc1_cac_config_reg); + + WREG32_SMC(LCAC_MC2_OVR_SEL, 0); + WREG32_SMC(LCAC_MC2_OVR_VAL, 0); + kv_program_local_cac_table(rdev, mc2_local_cac_cfg_kv, mc2_cac_config_reg); + + WREG32_SMC(LCAC_MC3_OVR_SEL, 0); + WREG32_SMC(LCAC_MC3_OVR_VAL, 0); + kv_program_local_cac_table(rdev, mc3_local_cac_cfg_kv, mc3_cac_config_reg); + + WREG32_SMC(LCAC_CPL_OVR_SEL, 0); + WREG32_SMC(LCAC_CPL_OVR_VAL, 0); + kv_program_local_cac_table(rdev, cpl_local_cac_cfg_kv, cpl_cac_config_reg); + } +} +#endif + +static int kv_enable_smc_cac(struct radeon_device *rdev, bool enable) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + int ret = 0; + + if (pi->caps_cac) { + if (enable) { + ret = kv_notify_message_to_smu(rdev, PPSMC_MSG_EnableCac); + if (ret) + pi->cac_enabled = false; + else + pi->cac_enabled = true; + } else if (pi->cac_enabled) { + kv_notify_message_to_smu(rdev, PPSMC_MSG_DisableCac); + pi->cac_enabled = false; + } + } + + return ret; +} + +static int kv_process_firmware_header(struct radeon_device *rdev) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + u32 tmp; + int ret; + + ret = kv_read_smc_sram_dword(rdev, SMU7_FIRMWARE_HEADER_LOCATION + + offsetof(SMU7_Firmware_Header, DpmTable), + &tmp, pi->sram_end); + + if (ret == 0) + pi->dpm_table_start = tmp; + + ret = kv_read_smc_sram_dword(rdev, SMU7_FIRMWARE_HEADER_LOCATION + + offsetof(SMU7_Firmware_Header, SoftRegisters), + &tmp, pi->sram_end); + + if (ret == 0) + pi->soft_regs_start = tmp; + + return ret; +} + +static int kv_enable_dpm_voltage_scaling(struct radeon_device *rdev) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + int ret; + + pi->graphics_voltage_change_enable = 1; + + ret = kv_copy_bytes_to_smc(rdev, + pi->dpm_table_start + + offsetof(SMU7_Fusion_DpmTable, GraphicsVoltageChangeEnable), + &pi->graphics_voltage_change_enable, + sizeof(u8), pi->sram_end); + + return ret; +} + +static int kv_set_dpm_interval(struct radeon_device *rdev) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + int ret; + + pi->graphics_interval = 1; + + ret = kv_copy_bytes_to_smc(rdev, + pi->dpm_table_start + + offsetof(SMU7_Fusion_DpmTable, GraphicsInterval), + &pi->graphics_interval, + sizeof(u8), pi->sram_end); + + return ret; +} + +static int kv_set_dpm_boot_state(struct radeon_device *rdev) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + int ret; + + ret = kv_copy_bytes_to_smc(rdev, + pi->dpm_table_start + + offsetof(SMU7_Fusion_DpmTable, GraphicsBootLevel), + &pi->graphics_boot_level, + sizeof(u8), pi->sram_end); + + return ret; +} + +static void kv_program_vc(struct radeon_device *rdev) +{ + WREG32_SMC(CG_FTV_0, 0x3FFFC100); +} + +static void kv_clear_vc(struct radeon_device *rdev) +{ + WREG32_SMC(CG_FTV_0, 0); +} + +static int kv_set_divider_value(struct radeon_device *rdev, + u32 index, u32 sclk) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + struct atom_clock_dividers dividers; + int ret; + + ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM, + sclk, false, ÷rs); + if (ret) + return ret; + + pi->graphics_level[index].SclkDid = (u8)dividers.post_div; + pi->graphics_level[index].SclkFrequency = cpu_to_be32(sclk); + + return 0; +} + +static u32 kv_convert_vid2_to_vid7(struct radeon_device *rdev, + struct sumo_vid_mapping_table *vid_mapping_table, + u32 vid_2bit) +{ + struct radeon_clock_voltage_dependency_table *vddc_sclk_table = + &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk; + u32 i; + + if (vddc_sclk_table && vddc_sclk_table->count) { + if (vid_2bit < vddc_sclk_table->count) + return vddc_sclk_table->entries[vid_2bit].v; + else + return vddc_sclk_table->entries[vddc_sclk_table->count - 1].v; + } else { + for (i = 0; i < vid_mapping_table->num_entries; i++) { + if (vid_mapping_table->entries[i].vid_2bit == vid_2bit) + return vid_mapping_table->entries[i].vid_7bit; + } + return vid_mapping_table->entries[vid_mapping_table->num_entries - 1].vid_7bit; + } +} + +static u32 kv_convert_vid7_to_vid2(struct radeon_device *rdev, + struct sumo_vid_mapping_table *vid_mapping_table, + u32 vid_7bit) +{ + struct radeon_clock_voltage_dependency_table *vddc_sclk_table = + &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk; + u32 i; + + if (vddc_sclk_table && vddc_sclk_table->count) { + for (i = 0; i < vddc_sclk_table->count; i++) { + if (vddc_sclk_table->entries[i].v == vid_7bit) + return i; + } + return vddc_sclk_table->count - 1; + } else { + for (i = 0; i < vid_mapping_table->num_entries; i++) { + if (vid_mapping_table->entries[i].vid_7bit == vid_7bit) + return vid_mapping_table->entries[i].vid_2bit; + } + + return vid_mapping_table->entries[vid_mapping_table->num_entries - 1].vid_2bit; + } +} + +static u16 kv_convert_8bit_index_to_voltage(struct radeon_device *rdev, + u16 voltage) +{ + return 6200 - (voltage * 25); +} + +static u16 kv_convert_2bit_index_to_voltage(struct radeon_device *rdev, + u32 vid_2bit) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + u32 vid_8bit = kv_convert_vid2_to_vid7(rdev, + &pi->sys_info.vid_mapping_table, + vid_2bit); + + return kv_convert_8bit_index_to_voltage(rdev, (u16)vid_8bit); +} + + +static int kv_set_vid(struct radeon_device *rdev, u32 index, u32 vid) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + + pi->graphics_level[index].VoltageDownH = (u8)pi->voltage_drop_t; + pi->graphics_level[index].MinVddNb = + cpu_to_be32(kv_convert_2bit_index_to_voltage(rdev, vid)); + + return 0; +} + +static int kv_set_at(struct radeon_device *rdev, u32 index, u32 at) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + + pi->graphics_level[index].AT = cpu_to_be16((u16)at); + + return 0; +} + +static void kv_dpm_power_level_enable(struct radeon_device *rdev, + u32 index, bool enable) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + + pi->graphics_level[index].EnabledForActivity = enable ? 1 : 0; +} + +static void kv_start_dpm(struct radeon_device *rdev) +{ + u32 tmp = RREG32_SMC(GENERAL_PWRMGT); + + tmp |= GLOBAL_PWRMGT_EN; + WREG32_SMC(GENERAL_PWRMGT, tmp); + + kv_smc_dpm_enable(rdev, true); +} + +static void kv_stop_dpm(struct radeon_device *rdev) +{ + kv_smc_dpm_enable(rdev, false); +} + +static void kv_start_am(struct radeon_device *rdev) +{ + u32 sclk_pwrmgt_cntl = RREG32_SMC(SCLK_PWRMGT_CNTL); + + sclk_pwrmgt_cntl &= ~(RESET_SCLK_CNT | RESET_BUSY_CNT); + sclk_pwrmgt_cntl |= DYNAMIC_PM_EN; + + WREG32_SMC(SCLK_PWRMGT_CNTL, sclk_pwrmgt_cntl); +} + +static void kv_reset_am(struct radeon_device *rdev) +{ + u32 sclk_pwrmgt_cntl = RREG32_SMC(SCLK_PWRMGT_CNTL); + + sclk_pwrmgt_cntl |= (RESET_SCLK_CNT | RESET_BUSY_CNT); + + WREG32_SMC(SCLK_PWRMGT_CNTL, sclk_pwrmgt_cntl); +} + +static int kv_freeze_sclk_dpm(struct radeon_device *rdev, bool freeze) +{ + return kv_notify_message_to_smu(rdev, freeze ? + PPSMC_MSG_SCLKDPM_FreezeLevel : PPSMC_MSG_SCLKDPM_UnfreezeLevel); +} + +static int kv_force_lowest_valid(struct radeon_device *rdev) +{ + return kv_force_dpm_lowest(rdev); +} + +static int kv_unforce_levels(struct radeon_device *rdev) +{ + if (rdev->family == CHIP_KABINI || rdev->family == CHIP_MULLINS) + return kv_notify_message_to_smu(rdev, PPSMC_MSG_NoForcedLevel); + else + return kv_set_enabled_levels(rdev); +} + +static int kv_update_sclk_t(struct radeon_device *rdev) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + u32 low_sclk_interrupt_t = 0; + int ret = 0; + + if (pi->caps_sclk_throttle_low_notification) { + low_sclk_interrupt_t = cpu_to_be32(pi->low_sclk_interrupt_t); + + ret = kv_copy_bytes_to_smc(rdev, + pi->dpm_table_start + + offsetof(SMU7_Fusion_DpmTable, LowSclkInterruptT), + (u8 *)&low_sclk_interrupt_t, + sizeof(u32), pi->sram_end); + } + return ret; +} + +static int kv_program_bootup_state(struct radeon_device *rdev) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + u32 i; + struct radeon_clock_voltage_dependency_table *table = + &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk; + + if (table && table->count) { + for (i = pi->graphics_dpm_level_count - 1; i > 0; i--) { + if (table->entries[i].clk == pi->boot_pl.sclk) + break; + } + + pi->graphics_boot_level = (u8)i; + kv_dpm_power_level_enable(rdev, i, true); + } else { + struct sumo_sclk_voltage_mapping_table *table = + &pi->sys_info.sclk_voltage_mapping_table; + + if (table->num_max_dpm_entries == 0) + return -EINVAL; + + for (i = pi->graphics_dpm_level_count - 1; i > 0; i--) { + if (table->entries[i].sclk_frequency == pi->boot_pl.sclk) + break; + } + + pi->graphics_boot_level = (u8)i; + kv_dpm_power_level_enable(rdev, i, true); + } + return 0; +} + +static int kv_enable_auto_thermal_throttling(struct radeon_device *rdev) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + int ret; + + pi->graphics_therm_throttle_enable = 1; + + ret = kv_copy_bytes_to_smc(rdev, + pi->dpm_table_start + + offsetof(SMU7_Fusion_DpmTable, GraphicsThermThrottleEnable), + &pi->graphics_therm_throttle_enable, + sizeof(u8), pi->sram_end); + + return ret; +} + +static int kv_upload_dpm_settings(struct radeon_device *rdev) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + int ret; + + ret = kv_copy_bytes_to_smc(rdev, + pi->dpm_table_start + + offsetof(SMU7_Fusion_DpmTable, GraphicsLevel), + (u8 *)&pi->graphics_level, + sizeof(SMU7_Fusion_GraphicsLevel) * SMU7_MAX_LEVELS_GRAPHICS, + pi->sram_end); + + if (ret) + return ret; + + ret = kv_copy_bytes_to_smc(rdev, + pi->dpm_table_start + + offsetof(SMU7_Fusion_DpmTable, GraphicsDpmLevelCount), + &pi->graphics_dpm_level_count, + sizeof(u8), pi->sram_end); + + return ret; +} + +static u32 kv_get_clock_difference(u32 a, u32 b) +{ + return (a >= b) ? a - b : b - a; +} + +static u32 kv_get_clk_bypass(struct radeon_device *rdev, u32 clk) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + u32 value; + + if (pi->caps_enable_dfs_bypass) { + if (kv_get_clock_difference(clk, 40000) < 200) + value = 3; + else if (kv_get_clock_difference(clk, 30000) < 200) + value = 2; + else if (kv_get_clock_difference(clk, 20000) < 200) + value = 7; + else if (kv_get_clock_difference(clk, 15000) < 200) + value = 6; + else if (kv_get_clock_difference(clk, 10000) < 200) + value = 8; + else + value = 0; + } else { + value = 0; + } + + return value; +} + +static int kv_populate_uvd_table(struct radeon_device *rdev) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + struct radeon_uvd_clock_voltage_dependency_table *table = + &rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table; + struct atom_clock_dividers dividers; + int ret; + u32 i; + + if (table == NULL || table->count == 0) + return 0; + + pi->uvd_level_count = 0; + for (i = 0; i < table->count; i++) { + if (pi->high_voltage_t && + (pi->high_voltage_t < table->entries[i].v)) + break; + + pi->uvd_level[i].VclkFrequency = cpu_to_be32(table->entries[i].vclk); + pi->uvd_level[i].DclkFrequency = cpu_to_be32(table->entries[i].dclk); + pi->uvd_level[i].MinVddNb = cpu_to_be16(table->entries[i].v); + + pi->uvd_level[i].VClkBypassCntl = + (u8)kv_get_clk_bypass(rdev, table->entries[i].vclk); + pi->uvd_level[i].DClkBypassCntl = + (u8)kv_get_clk_bypass(rdev, table->entries[i].dclk); + + ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM, + table->entries[i].vclk, false, ÷rs); + if (ret) + return ret; + pi->uvd_level[i].VclkDivider = (u8)dividers.post_div; + + ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM, + table->entries[i].dclk, false, ÷rs); + if (ret) + return ret; + pi->uvd_level[i].DclkDivider = (u8)dividers.post_div; + + pi->uvd_level_count++; + } + + ret = kv_copy_bytes_to_smc(rdev, + pi->dpm_table_start + + offsetof(SMU7_Fusion_DpmTable, UvdLevelCount), + (u8 *)&pi->uvd_level_count, + sizeof(u8), pi->sram_end); + if (ret) + return ret; + + pi->uvd_interval = 1; + + ret = kv_copy_bytes_to_smc(rdev, + pi->dpm_table_start + + offsetof(SMU7_Fusion_DpmTable, UVDInterval), + &pi->uvd_interval, + sizeof(u8), pi->sram_end); + if (ret) + return ret; + + ret = kv_copy_bytes_to_smc(rdev, + pi->dpm_table_start + + offsetof(SMU7_Fusion_DpmTable, UvdLevel), + (u8 *)&pi->uvd_level, + sizeof(SMU7_Fusion_UvdLevel) * SMU7_MAX_LEVELS_UVD, + pi->sram_end); + + return ret; + +} + +static int kv_populate_vce_table(struct radeon_device *rdev) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + int ret; + u32 i; + struct radeon_vce_clock_voltage_dependency_table *table = + &rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table; + struct atom_clock_dividers dividers; + + if (table == NULL || table->count == 0) + return 0; + + pi->vce_level_count = 0; + for (i = 0; i < table->count; i++) { + if (pi->high_voltage_t && + pi->high_voltage_t < table->entries[i].v) + break; + + pi->vce_level[i].Frequency = cpu_to_be32(table->entries[i].evclk); + pi->vce_level[i].MinVoltage = cpu_to_be16(table->entries[i].v); + + pi->vce_level[i].ClkBypassCntl = + (u8)kv_get_clk_bypass(rdev, table->entries[i].evclk); + + ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM, + table->entries[i].evclk, false, ÷rs); + if (ret) + return ret; + pi->vce_level[i].Divider = (u8)dividers.post_div; + + pi->vce_level_count++; + } + + ret = kv_copy_bytes_to_smc(rdev, + pi->dpm_table_start + + offsetof(SMU7_Fusion_DpmTable, VceLevelCount), + (u8 *)&pi->vce_level_count, + sizeof(u8), + pi->sram_end); + if (ret) + return ret; + + pi->vce_interval = 1; + + ret = kv_copy_bytes_to_smc(rdev, + pi->dpm_table_start + + offsetof(SMU7_Fusion_DpmTable, VCEInterval), + (u8 *)&pi->vce_interval, + sizeof(u8), + pi->sram_end); + if (ret) + return ret; + + ret = kv_copy_bytes_to_smc(rdev, + pi->dpm_table_start + + offsetof(SMU7_Fusion_DpmTable, VceLevel), + (u8 *)&pi->vce_level, + sizeof(SMU7_Fusion_ExtClkLevel) * SMU7_MAX_LEVELS_VCE, + pi->sram_end); + + return ret; +} + +static int kv_populate_samu_table(struct radeon_device *rdev) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + struct radeon_clock_voltage_dependency_table *table = + &rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table; + struct atom_clock_dividers dividers; + int ret; + u32 i; + + if (table == NULL || table->count == 0) + return 0; + + pi->samu_level_count = 0; + for (i = 0; i < table->count; i++) { + if (pi->high_voltage_t && + pi->high_voltage_t < table->entries[i].v) + break; + + pi->samu_level[i].Frequency = cpu_to_be32(table->entries[i].clk); + pi->samu_level[i].MinVoltage = cpu_to_be16(table->entries[i].v); + + pi->samu_level[i].ClkBypassCntl = + (u8)kv_get_clk_bypass(rdev, table->entries[i].clk); + + ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM, + table->entries[i].clk, false, ÷rs); + if (ret) + return ret; + pi->samu_level[i].Divider = (u8)dividers.post_div; + + pi->samu_level_count++; + } + + ret = kv_copy_bytes_to_smc(rdev, + pi->dpm_table_start + + offsetof(SMU7_Fusion_DpmTable, SamuLevelCount), + (u8 *)&pi->samu_level_count, + sizeof(u8), + pi->sram_end); + if (ret) + return ret; + + pi->samu_interval = 1; + + ret = kv_copy_bytes_to_smc(rdev, + pi->dpm_table_start + + offsetof(SMU7_Fusion_DpmTable, SAMUInterval), + (u8 *)&pi->samu_interval, + sizeof(u8), + pi->sram_end); + if (ret) + return ret; + + ret = kv_copy_bytes_to_smc(rdev, + pi->dpm_table_start + + offsetof(SMU7_Fusion_DpmTable, SamuLevel), + (u8 *)&pi->samu_level, + sizeof(SMU7_Fusion_ExtClkLevel) * SMU7_MAX_LEVELS_SAMU, + pi->sram_end); + if (ret) + return ret; + + return ret; +} + + +static int kv_populate_acp_table(struct radeon_device *rdev) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + struct radeon_clock_voltage_dependency_table *table = + &rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table; + struct atom_clock_dividers dividers; + int ret; + u32 i; + + if (table == NULL || table->count == 0) + return 0; + + pi->acp_level_count = 0; + for (i = 0; i < table->count; i++) { + pi->acp_level[i].Frequency = cpu_to_be32(table->entries[i].clk); + pi->acp_level[i].MinVoltage = cpu_to_be16(table->entries[i].v); + + ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM, + table->entries[i].clk, false, ÷rs); + if (ret) + return ret; + pi->acp_level[i].Divider = (u8)dividers.post_div; + + pi->acp_level_count++; + } + + ret = kv_copy_bytes_to_smc(rdev, + pi->dpm_table_start + + offsetof(SMU7_Fusion_DpmTable, AcpLevelCount), + (u8 *)&pi->acp_level_count, + sizeof(u8), + pi->sram_end); + if (ret) + return ret; + + pi->acp_interval = 1; + + ret = kv_copy_bytes_to_smc(rdev, + pi->dpm_table_start + + offsetof(SMU7_Fusion_DpmTable, ACPInterval), + (u8 *)&pi->acp_interval, + sizeof(u8), + pi->sram_end); + if (ret) + return ret; + + ret = kv_copy_bytes_to_smc(rdev, + pi->dpm_table_start + + offsetof(SMU7_Fusion_DpmTable, AcpLevel), + (u8 *)&pi->acp_level, + sizeof(SMU7_Fusion_ExtClkLevel) * SMU7_MAX_LEVELS_ACP, + pi->sram_end); + if (ret) + return ret; + + return ret; +} + +static void kv_calculate_dfs_bypass_settings(struct radeon_device *rdev) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + u32 i; + struct radeon_clock_voltage_dependency_table *table = + &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk; + + if (table && table->count) { + for (i = 0; i < pi->graphics_dpm_level_count; i++) { + if (pi->caps_enable_dfs_bypass) { + if (kv_get_clock_difference(table->entries[i].clk, 40000) < 200) + pi->graphics_level[i].ClkBypassCntl = 3; + else if (kv_get_clock_difference(table->entries[i].clk, 30000) < 200) + pi->graphics_level[i].ClkBypassCntl = 2; + else if (kv_get_clock_difference(table->entries[i].clk, 26600) < 200) + pi->graphics_level[i].ClkBypassCntl = 7; + else if (kv_get_clock_difference(table->entries[i].clk , 20000) < 200) + pi->graphics_level[i].ClkBypassCntl = 6; + else if (kv_get_clock_difference(table->entries[i].clk , 10000) < 200) + pi->graphics_level[i].ClkBypassCntl = 8; + else + pi->graphics_level[i].ClkBypassCntl = 0; + } else { + pi->graphics_level[i].ClkBypassCntl = 0; + } + } + } else { + struct sumo_sclk_voltage_mapping_table *table = + &pi->sys_info.sclk_voltage_mapping_table; + for (i = 0; i < pi->graphics_dpm_level_count; i++) { + if (pi->caps_enable_dfs_bypass) { + if (kv_get_clock_difference(table->entries[i].sclk_frequency, 40000) < 200) + pi->graphics_level[i].ClkBypassCntl = 3; + else if (kv_get_clock_difference(table->entries[i].sclk_frequency, 30000) < 200) + pi->graphics_level[i].ClkBypassCntl = 2; + else if (kv_get_clock_difference(table->entries[i].sclk_frequency, 26600) < 200) + pi->graphics_level[i].ClkBypassCntl = 7; + else if (kv_get_clock_difference(table->entries[i].sclk_frequency, 20000) < 200) + pi->graphics_level[i].ClkBypassCntl = 6; + else if (kv_get_clock_difference(table->entries[i].sclk_frequency, 10000) < 200) + pi->graphics_level[i].ClkBypassCntl = 8; + else + pi->graphics_level[i].ClkBypassCntl = 0; + } else { + pi->graphics_level[i].ClkBypassCntl = 0; + } + } + } +} + +static int kv_enable_ulv(struct radeon_device *rdev, bool enable) +{ + return kv_notify_message_to_smu(rdev, enable ? + PPSMC_MSG_EnableULV : PPSMC_MSG_DisableULV); +} + +static void kv_reset_acp_boot_level(struct radeon_device *rdev) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + + pi->acp_boot_level = 0xff; +} + +static void kv_update_current_ps(struct radeon_device *rdev, + struct radeon_ps *rps) +{ + struct kv_ps *new_ps = kv_get_ps(rps); + struct kv_power_info *pi = kv_get_pi(rdev); + + pi->current_rps = *rps; + pi->current_ps = *new_ps; + pi->current_rps.ps_priv = &pi->current_ps; +} + +static void kv_update_requested_ps(struct radeon_device *rdev, + struct radeon_ps *rps) +{ + struct kv_ps *new_ps = kv_get_ps(rps); + struct kv_power_info *pi = kv_get_pi(rdev); + + pi->requested_rps = *rps; + pi->requested_ps = *new_ps; + pi->requested_rps.ps_priv = &pi->requested_ps; +} + +void kv_dpm_enable_bapm(struct radeon_device *rdev, bool enable) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + int ret; + + if (pi->bapm_enable) { + ret = kv_smc_bapm_enable(rdev, enable); + if (ret) + DRM_ERROR("kv_smc_bapm_enable failed\n"); + } +} + +static void kv_enable_thermal_int(struct radeon_device *rdev, bool enable) +{ + u32 thermal_int; + + thermal_int = RREG32_SMC(CG_THERMAL_INT_CTRL); + if (enable) + thermal_int |= THERM_INTH_MASK | THERM_INTL_MASK; + else + thermal_int &= ~(THERM_INTH_MASK | THERM_INTL_MASK); + WREG32_SMC(CG_THERMAL_INT_CTRL, thermal_int); + +} + +int kv_dpm_enable(struct radeon_device *rdev) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + int ret; + + ret = kv_process_firmware_header(rdev); + if (ret) { + DRM_ERROR("kv_process_firmware_header failed\n"); + return ret; + } + kv_init_fps_limits(rdev); + kv_init_graphics_levels(rdev); + ret = kv_program_bootup_state(rdev); + if (ret) { + DRM_ERROR("kv_program_bootup_state failed\n"); + return ret; + } + kv_calculate_dfs_bypass_settings(rdev); + ret = kv_upload_dpm_settings(rdev); + if (ret) { + DRM_ERROR("kv_upload_dpm_settings failed\n"); + return ret; + } + ret = kv_populate_uvd_table(rdev); + if (ret) { + DRM_ERROR("kv_populate_uvd_table failed\n"); + return ret; + } + ret = kv_populate_vce_table(rdev); + if (ret) { + DRM_ERROR("kv_populate_vce_table failed\n"); + return ret; + } + ret = kv_populate_samu_table(rdev); + if (ret) { + DRM_ERROR("kv_populate_samu_table failed\n"); + return ret; + } + ret = kv_populate_acp_table(rdev); + if (ret) { + DRM_ERROR("kv_populate_acp_table failed\n"); + return ret; + } + kv_program_vc(rdev); +#if 0 + kv_initialize_hardware_cac_manager(rdev); +#endif + kv_start_am(rdev); + if (pi->enable_auto_thermal_throttling) { + ret = kv_enable_auto_thermal_throttling(rdev); + if (ret) { + DRM_ERROR("kv_enable_auto_thermal_throttling failed\n"); + return ret; + } + } + ret = kv_enable_dpm_voltage_scaling(rdev); + if (ret) { + DRM_ERROR("kv_enable_dpm_voltage_scaling failed\n"); + return ret; + } + ret = kv_set_dpm_interval(rdev); + if (ret) { + DRM_ERROR("kv_set_dpm_interval failed\n"); + return ret; + } + ret = kv_set_dpm_boot_state(rdev); + if (ret) { + DRM_ERROR("kv_set_dpm_boot_state failed\n"); + return ret; + } + ret = kv_enable_ulv(rdev, true); + if (ret) { + DRM_ERROR("kv_enable_ulv failed\n"); + return ret; + } + kv_start_dpm(rdev); + ret = kv_enable_didt(rdev, true); + if (ret) { + DRM_ERROR("kv_enable_didt failed\n"); + return ret; + } + ret = kv_enable_smc_cac(rdev, true); + if (ret) { + DRM_ERROR("kv_enable_smc_cac failed\n"); + return ret; + } + + kv_reset_acp_boot_level(rdev); + + ret = kv_smc_bapm_enable(rdev, false); + if (ret) { + DRM_ERROR("kv_smc_bapm_enable failed\n"); + return ret; + } + + kv_update_current_ps(rdev, rdev->pm.dpm.boot_ps); + + return ret; +} + +int kv_dpm_late_enable(struct radeon_device *rdev) +{ + int ret = 0; + + if (rdev->irq.installed && + r600_is_internal_thermal_sensor(rdev->pm.int_thermal_type)) { + ret = kv_set_thermal_temperature_range(rdev, R600_TEMP_RANGE_MIN, R600_TEMP_RANGE_MAX); + if (ret) { + DRM_ERROR("kv_set_thermal_temperature_range failed\n"); + return ret; + } + kv_enable_thermal_int(rdev, true); + } + + /* powerdown unused blocks for now */ + kv_dpm_powergate_acp(rdev, true); + kv_dpm_powergate_samu(rdev, true); + kv_dpm_powergate_vce(rdev, true); + kv_dpm_powergate_uvd(rdev, true); + + return ret; +} + +void kv_dpm_disable(struct radeon_device *rdev) +{ + kv_smc_bapm_enable(rdev, false); + + if (rdev->family == CHIP_MULLINS) + kv_enable_nb_dpm(rdev, false); + + /* powerup blocks */ + kv_dpm_powergate_acp(rdev, false); + kv_dpm_powergate_samu(rdev, false); + kv_dpm_powergate_vce(rdev, false); + kv_dpm_powergate_uvd(rdev, false); + + kv_enable_smc_cac(rdev, false); + kv_enable_didt(rdev, false); + kv_clear_vc(rdev); + kv_stop_dpm(rdev); + kv_enable_ulv(rdev, false); + kv_reset_am(rdev); + kv_enable_thermal_int(rdev, false); + + kv_update_current_ps(rdev, rdev->pm.dpm.boot_ps); +} + +#if 0 +static int kv_write_smc_soft_register(struct radeon_device *rdev, + u16 reg_offset, u32 value) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + + return kv_copy_bytes_to_smc(rdev, pi->soft_regs_start + reg_offset, + (u8 *)&value, sizeof(u16), pi->sram_end); +} + +static int kv_read_smc_soft_register(struct radeon_device *rdev, + u16 reg_offset, u32 *value) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + + return kv_read_smc_sram_dword(rdev, pi->soft_regs_start + reg_offset, + value, pi->sram_end); +} +#endif + +static void kv_init_sclk_t(struct radeon_device *rdev) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + + pi->low_sclk_interrupt_t = 0; +} + +static int kv_init_fps_limits(struct radeon_device *rdev) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + int ret = 0; + + if (pi->caps_fps) { + u16 tmp; + + tmp = 45; + pi->fps_high_t = cpu_to_be16(tmp); + ret = kv_copy_bytes_to_smc(rdev, + pi->dpm_table_start + + offsetof(SMU7_Fusion_DpmTable, FpsHighT), + (u8 *)&pi->fps_high_t, + sizeof(u16), pi->sram_end); + + tmp = 30; + pi->fps_low_t = cpu_to_be16(tmp); + + ret = kv_copy_bytes_to_smc(rdev, + pi->dpm_table_start + + offsetof(SMU7_Fusion_DpmTable, FpsLowT), + (u8 *)&pi->fps_low_t, + sizeof(u16), pi->sram_end); + + } + return ret; +} + +static void kv_init_powergate_state(struct radeon_device *rdev) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + + pi->uvd_power_gated = false; + pi->vce_power_gated = false; + pi->samu_power_gated = false; + pi->acp_power_gated = false; + +} + +static int kv_enable_uvd_dpm(struct radeon_device *rdev, bool enable) +{ + return kv_notify_message_to_smu(rdev, enable ? + PPSMC_MSG_UVDDPM_Enable : PPSMC_MSG_UVDDPM_Disable); +} + +static int kv_enable_vce_dpm(struct radeon_device *rdev, bool enable) +{ + return kv_notify_message_to_smu(rdev, enable ? + PPSMC_MSG_VCEDPM_Enable : PPSMC_MSG_VCEDPM_Disable); +} + +static int kv_enable_samu_dpm(struct radeon_device *rdev, bool enable) +{ + return kv_notify_message_to_smu(rdev, enable ? + PPSMC_MSG_SAMUDPM_Enable : PPSMC_MSG_SAMUDPM_Disable); +} + +static int kv_enable_acp_dpm(struct radeon_device *rdev, bool enable) +{ + return kv_notify_message_to_smu(rdev, enable ? + PPSMC_MSG_ACPDPM_Enable : PPSMC_MSG_ACPDPM_Disable); +} + +static int kv_update_uvd_dpm(struct radeon_device *rdev, bool gate) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + struct radeon_uvd_clock_voltage_dependency_table *table = + &rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table; + int ret; + u32 mask; + + if (!gate) { + if (table->count) + pi->uvd_boot_level = table->count - 1; + else + pi->uvd_boot_level = 0; + + if (!pi->caps_uvd_dpm || pi->caps_stable_p_state) { + mask = 1 << pi->uvd_boot_level; + } else { + mask = 0x1f; + } + + ret = kv_copy_bytes_to_smc(rdev, + pi->dpm_table_start + + offsetof(SMU7_Fusion_DpmTable, UvdBootLevel), + (uint8_t *)&pi->uvd_boot_level, + sizeof(u8), pi->sram_end); + if (ret) + return ret; + + kv_send_msg_to_smc_with_parameter(rdev, + PPSMC_MSG_UVDDPM_SetEnabledMask, + mask); + } + + return kv_enable_uvd_dpm(rdev, !gate); +} + +static u8 kv_get_vce_boot_level(struct radeon_device *rdev, u32 evclk) +{ + u8 i; + 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 >= evclk) + break; + } + + return i; +} + +static int kv_update_vce_dpm(struct radeon_device *rdev, + struct radeon_ps *radeon_new_state, + struct radeon_ps *radeon_current_state) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + struct radeon_vce_clock_voltage_dependency_table *table = + &rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table; + int ret; + + if (radeon_new_state->evclk > 0 && radeon_current_state->evclk == 0) { + kv_dpm_powergate_vce(rdev, false); + /* turn the clocks on when encoding */ + cik_update_cg(rdev, RADEON_CG_BLOCK_VCE, false); + if (pi->caps_stable_p_state) + pi->vce_boot_level = table->count - 1; + else + pi->vce_boot_level = kv_get_vce_boot_level(rdev, radeon_new_state->evclk); + + ret = kv_copy_bytes_to_smc(rdev, + pi->dpm_table_start + + offsetof(SMU7_Fusion_DpmTable, VceBootLevel), + (u8 *)&pi->vce_boot_level, + sizeof(u8), + pi->sram_end); + if (ret) + return ret; + + if (pi->caps_stable_p_state) + kv_send_msg_to_smc_with_parameter(rdev, + PPSMC_MSG_VCEDPM_SetEnabledMask, + (1 << pi->vce_boot_level)); + + kv_enable_vce_dpm(rdev, true); + } else if (radeon_new_state->evclk == 0 && radeon_current_state->evclk > 0) { + kv_enable_vce_dpm(rdev, false); + /* turn the clocks off when not encoding */ + cik_update_cg(rdev, RADEON_CG_BLOCK_VCE, true); + kv_dpm_powergate_vce(rdev, true); + } + + return 0; +} + +static int kv_update_samu_dpm(struct radeon_device *rdev, bool gate) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + struct radeon_clock_voltage_dependency_table *table = + &rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table; + int ret; + + if (!gate) { + if (pi->caps_stable_p_state) + pi->samu_boot_level = table->count - 1; + else + pi->samu_boot_level = 0; + + ret = kv_copy_bytes_to_smc(rdev, + pi->dpm_table_start + + offsetof(SMU7_Fusion_DpmTable, SamuBootLevel), + (u8 *)&pi->samu_boot_level, + sizeof(u8), + pi->sram_end); + if (ret) + return ret; + + if (pi->caps_stable_p_state) + kv_send_msg_to_smc_with_parameter(rdev, + PPSMC_MSG_SAMUDPM_SetEnabledMask, + (1 << pi->samu_boot_level)); + } + + return kv_enable_samu_dpm(rdev, !gate); +} + +static u8 kv_get_acp_boot_level(struct radeon_device *rdev) +{ + u8 i; + struct radeon_clock_voltage_dependency_table *table = + &rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table; + + for (i = 0; i < table->count; i++) { + if (table->entries[i].clk >= 0) /* XXX */ + break; + } + + if (i >= table->count) + i = table->count - 1; + + return i; +} + +static void kv_update_acp_boot_level(struct radeon_device *rdev) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + u8 acp_boot_level; + + if (!pi->caps_stable_p_state) { + acp_boot_level = kv_get_acp_boot_level(rdev); + if (acp_boot_level != pi->acp_boot_level) { + pi->acp_boot_level = acp_boot_level; + kv_send_msg_to_smc_with_parameter(rdev, + PPSMC_MSG_ACPDPM_SetEnabledMask, + (1 << pi->acp_boot_level)); + } + } +} + +static int kv_update_acp_dpm(struct radeon_device *rdev, bool gate) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + struct radeon_clock_voltage_dependency_table *table = + &rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table; + int ret; + + if (!gate) { + if (pi->caps_stable_p_state) + pi->acp_boot_level = table->count - 1; + else + pi->acp_boot_level = kv_get_acp_boot_level(rdev); + + ret = kv_copy_bytes_to_smc(rdev, + pi->dpm_table_start + + offsetof(SMU7_Fusion_DpmTable, AcpBootLevel), + (u8 *)&pi->acp_boot_level, + sizeof(u8), + pi->sram_end); + if (ret) + return ret; + + if (pi->caps_stable_p_state) + kv_send_msg_to_smc_with_parameter(rdev, + PPSMC_MSG_ACPDPM_SetEnabledMask, + (1 << pi->acp_boot_level)); + } + + return kv_enable_acp_dpm(rdev, !gate); +} + +void kv_dpm_powergate_uvd(struct radeon_device *rdev, bool gate) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + + if (pi->uvd_power_gated == gate) + return; + + pi->uvd_power_gated = gate; + + if (gate) { + if (pi->caps_uvd_pg) { + uvd_v1_0_stop(rdev); + cik_update_cg(rdev, RADEON_CG_BLOCK_UVD, false); + } + kv_update_uvd_dpm(rdev, gate); + if (pi->caps_uvd_pg) + kv_notify_message_to_smu(rdev, PPSMC_MSG_UVDPowerOFF); + } else { + if (pi->caps_uvd_pg) { + kv_notify_message_to_smu(rdev, PPSMC_MSG_UVDPowerON); + uvd_v4_2_resume(rdev); + uvd_v1_0_start(rdev); + cik_update_cg(rdev, RADEON_CG_BLOCK_UVD, true); + } + kv_update_uvd_dpm(rdev, gate); + } +} + +static void kv_dpm_powergate_vce(struct radeon_device *rdev, bool gate) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + + if (pi->vce_power_gated == gate) + return; + + pi->vce_power_gated = gate; + + if (gate) { + if (pi->caps_vce_pg) { + /* XXX do we need a vce_v1_0_stop() ? */ + kv_notify_message_to_smu(rdev, PPSMC_MSG_VCEPowerOFF); + } + } else { + if (pi->caps_vce_pg) { + kv_notify_message_to_smu(rdev, PPSMC_MSG_VCEPowerON); + vce_v2_0_resume(rdev); + vce_v1_0_start(rdev); + } + } +} + +static void kv_dpm_powergate_samu(struct radeon_device *rdev, bool gate) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + + if (pi->samu_power_gated == gate) + return; + + pi->samu_power_gated = gate; + + if (gate) { + kv_update_samu_dpm(rdev, true); + if (pi->caps_samu_pg) + kv_notify_message_to_smu(rdev, PPSMC_MSG_SAMPowerOFF); + } else { + if (pi->caps_samu_pg) + kv_notify_message_to_smu(rdev, PPSMC_MSG_SAMPowerON); + kv_update_samu_dpm(rdev, false); + } +} + +static void kv_dpm_powergate_acp(struct radeon_device *rdev, bool gate) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + + if (pi->acp_power_gated == gate) + return; + + if (rdev->family == CHIP_KABINI || rdev->family == CHIP_MULLINS) + return; + + pi->acp_power_gated = gate; + + if (gate) { + kv_update_acp_dpm(rdev, true); + if (pi->caps_acp_pg) + kv_notify_message_to_smu(rdev, PPSMC_MSG_ACPPowerOFF); + } else { + if (pi->caps_acp_pg) + kv_notify_message_to_smu(rdev, PPSMC_MSG_ACPPowerON); + kv_update_acp_dpm(rdev, false); + } +} + +static void kv_set_valid_clock_range(struct radeon_device *rdev, + struct radeon_ps *new_rps) +{ + struct kv_ps *new_ps = kv_get_ps(new_rps); + struct kv_power_info *pi = kv_get_pi(rdev); + u32 i; + struct radeon_clock_voltage_dependency_table *table = + &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk; + + if (table && table->count) { + for (i = 0; i < pi->graphics_dpm_level_count; i++) { + if ((table->entries[i].clk >= new_ps->levels[0].sclk) || + (i == (pi->graphics_dpm_level_count - 1))) { + pi->lowest_valid = i; + break; + } + } + + for (i = pi->graphics_dpm_level_count - 1; i > 0; i--) { + if (table->entries[i].clk <= new_ps->levels[new_ps->num_levels - 1].sclk) + break; + } + pi->highest_valid = i; + + if (pi->lowest_valid > pi->highest_valid) { + if ((new_ps->levels[0].sclk - table->entries[pi->highest_valid].clk) > + (table->entries[pi->lowest_valid].clk - new_ps->levels[new_ps->num_levels - 1].sclk)) + pi->highest_valid = pi->lowest_valid; + else + pi->lowest_valid = pi->highest_valid; + } + } else { + struct sumo_sclk_voltage_mapping_table *table = + &pi->sys_info.sclk_voltage_mapping_table; + + for (i = 0; i < (int)pi->graphics_dpm_level_count; i++) { + if (table->entries[i].sclk_frequency >= new_ps->levels[0].sclk || + i == (int)(pi->graphics_dpm_level_count - 1)) { + pi->lowest_valid = i; + break; + } + } + + for (i = pi->graphics_dpm_level_count - 1; i > 0; i--) { + if (table->entries[i].sclk_frequency <= + new_ps->levels[new_ps->num_levels - 1].sclk) + break; + } + pi->highest_valid = i; + + if (pi->lowest_valid > pi->highest_valid) { + if ((new_ps->levels[0].sclk - + table->entries[pi->highest_valid].sclk_frequency) > + (table->entries[pi->lowest_valid].sclk_frequency - + new_ps->levels[new_ps->num_levels -1].sclk)) + pi->highest_valid = pi->lowest_valid; + else + pi->lowest_valid = pi->highest_valid; + } + } +} + +static int kv_update_dfs_bypass_settings(struct radeon_device *rdev, + struct radeon_ps *new_rps) +{ + struct kv_ps *new_ps = kv_get_ps(new_rps); + struct kv_power_info *pi = kv_get_pi(rdev); + int ret = 0; + u8 clk_bypass_cntl; + + if (pi->caps_enable_dfs_bypass) { + clk_bypass_cntl = new_ps->need_dfs_bypass ? + pi->graphics_level[pi->graphics_boot_level].ClkBypassCntl : 0; + ret = kv_copy_bytes_to_smc(rdev, + (pi->dpm_table_start + + offsetof(SMU7_Fusion_DpmTable, GraphicsLevel) + + (pi->graphics_boot_level * sizeof(SMU7_Fusion_GraphicsLevel)) + + offsetof(SMU7_Fusion_GraphicsLevel, ClkBypassCntl)), + &clk_bypass_cntl, + sizeof(u8), pi->sram_end); + } + + return ret; +} + +static int kv_enable_nb_dpm(struct radeon_device *rdev, + bool enable) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + int ret = 0; + + if (enable) { + if (pi->enable_nb_dpm && !pi->nb_dpm_enabled) { + ret = kv_notify_message_to_smu(rdev, PPSMC_MSG_NBDPM_Enable); + if (ret == 0) + pi->nb_dpm_enabled = true; + } + } else { + if (pi->enable_nb_dpm && pi->nb_dpm_enabled) { + ret = kv_notify_message_to_smu(rdev, PPSMC_MSG_NBDPM_Disable); + if (ret == 0) + pi->nb_dpm_enabled = false; + } + } + + return ret; +} + +int kv_dpm_force_performance_level(struct radeon_device *rdev, + enum radeon_dpm_forced_level level) +{ + int ret; + + if (level == RADEON_DPM_FORCED_LEVEL_HIGH) { + ret = kv_force_dpm_highest(rdev); + if (ret) + return ret; + } else if (level == RADEON_DPM_FORCED_LEVEL_LOW) { + ret = kv_force_dpm_lowest(rdev); + if (ret) + return ret; + } else if (level == RADEON_DPM_FORCED_LEVEL_AUTO) { + ret = kv_unforce_levels(rdev); + if (ret) + return ret; + } + + rdev->pm.dpm.forced_level = level; + + return 0; +} + +int kv_dpm_pre_set_power_state(struct radeon_device *rdev) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + struct radeon_ps requested_ps = *rdev->pm.dpm.requested_ps; + struct radeon_ps *new_ps = &requested_ps; + + kv_update_requested_ps(rdev, new_ps); + + kv_apply_state_adjust_rules(rdev, + &pi->requested_rps, + &pi->current_rps); + + return 0; +} + +int kv_dpm_set_power_state(struct radeon_device *rdev) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + struct radeon_ps *new_ps = &pi->requested_rps; + struct radeon_ps *old_ps = &pi->current_rps; + int ret; + + if (pi->bapm_enable) { + ret = kv_smc_bapm_enable(rdev, rdev->pm.dpm.ac_power); + if (ret) { + DRM_ERROR("kv_smc_bapm_enable failed\n"); + return ret; + } + } + + if (rdev->family == CHIP_KABINI || rdev->family == CHIP_MULLINS) { + if (pi->enable_dpm) { + kv_set_valid_clock_range(rdev, new_ps); + kv_update_dfs_bypass_settings(rdev, new_ps); + ret = kv_calculate_ds_divider(rdev); + if (ret) { + DRM_ERROR("kv_calculate_ds_divider failed\n"); + return ret; + } + kv_calculate_nbps_level_settings(rdev); + kv_calculate_dpm_settings(rdev); + kv_force_lowest_valid(rdev); + kv_enable_new_levels(rdev); + kv_upload_dpm_settings(rdev); + kv_program_nbps_index_settings(rdev, new_ps); + kv_unforce_levels(rdev); + kv_set_enabled_levels(rdev); + kv_force_lowest_valid(rdev); + kv_unforce_levels(rdev); + + ret = kv_update_vce_dpm(rdev, new_ps, old_ps); + if (ret) { + DRM_ERROR("kv_update_vce_dpm failed\n"); + return ret; + } + kv_update_sclk_t(rdev); + if (rdev->family == CHIP_MULLINS) + kv_enable_nb_dpm(rdev, true); + } + } else { + if (pi->enable_dpm) { + kv_set_valid_clock_range(rdev, new_ps); + kv_update_dfs_bypass_settings(rdev, new_ps); + ret = kv_calculate_ds_divider(rdev); + if (ret) { + DRM_ERROR("kv_calculate_ds_divider failed\n"); + return ret; + } + kv_calculate_nbps_level_settings(rdev); + kv_calculate_dpm_settings(rdev); + kv_freeze_sclk_dpm(rdev, true); + kv_upload_dpm_settings(rdev); + kv_program_nbps_index_settings(rdev, new_ps); + kv_freeze_sclk_dpm(rdev, false); + kv_set_enabled_levels(rdev); + ret = kv_update_vce_dpm(rdev, new_ps, old_ps); + if (ret) { + DRM_ERROR("kv_update_vce_dpm failed\n"); + return ret; + } + kv_update_acp_boot_level(rdev); + kv_update_sclk_t(rdev); + kv_enable_nb_dpm(rdev, true); + } + } + + return 0; +} + +void kv_dpm_post_set_power_state(struct radeon_device *rdev) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + struct radeon_ps *new_ps = &pi->requested_rps; + + kv_update_current_ps(rdev, new_ps); +} + +void kv_dpm_setup_asic(struct radeon_device *rdev) +{ + sumo_take_smu_control(rdev, true); + kv_init_powergate_state(rdev); + kv_init_sclk_t(rdev); +} + +#if 0 +void kv_dpm_reset_asic(struct radeon_device *rdev) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + + if (rdev->family == CHIP_KABINI || rdev->family == CHIP_MULLINS) { + kv_force_lowest_valid(rdev); + kv_init_graphics_levels(rdev); + kv_program_bootup_state(rdev); + kv_upload_dpm_settings(rdev); + kv_force_lowest_valid(rdev); + kv_unforce_levels(rdev); + } else { + kv_init_graphics_levels(rdev); + kv_program_bootup_state(rdev); + kv_freeze_sclk_dpm(rdev, true); + kv_upload_dpm_settings(rdev); + kv_freeze_sclk_dpm(rdev, false); + kv_set_enabled_level(rdev, pi->graphics_boot_level); + } +} +#endif + +//XXX use sumo_dpm_display_configuration_changed + +static void kv_construct_max_power_limits_table(struct radeon_device *rdev, + struct radeon_clock_and_voltage_limits *table) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + + if (pi->sys_info.sclk_voltage_mapping_table.num_max_dpm_entries > 0) { + int idx = pi->sys_info.sclk_voltage_mapping_table.num_max_dpm_entries - 1; + table->sclk = + pi->sys_info.sclk_voltage_mapping_table.entries[idx].sclk_frequency; + table->vddc = + kv_convert_2bit_index_to_voltage(rdev, + pi->sys_info.sclk_voltage_mapping_table.entries[idx].vid_2bit); + } + + table->mclk = pi->sys_info.nbp_memory_clock[0]; +} + +static void kv_patch_voltage_values(struct radeon_device *rdev) +{ + int i; + struct radeon_uvd_clock_voltage_dependency_table *uvd_table = + &rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table; + struct radeon_vce_clock_voltage_dependency_table *vce_table = + &rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table; + struct radeon_clock_voltage_dependency_table *samu_table = + &rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table; + struct radeon_clock_voltage_dependency_table *acp_table = + &rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table; + + if (uvd_table->count) { + for (i = 0; i < uvd_table->count; i++) + uvd_table->entries[i].v = + kv_convert_8bit_index_to_voltage(rdev, + uvd_table->entries[i].v); + } + + if (vce_table->count) { + for (i = 0; i < vce_table->count; i++) + vce_table->entries[i].v = + kv_convert_8bit_index_to_voltage(rdev, + vce_table->entries[i].v); + } + + if (samu_table->count) { + for (i = 0; i < samu_table->count; i++) + samu_table->entries[i].v = + kv_convert_8bit_index_to_voltage(rdev, + samu_table->entries[i].v); + } + + if (acp_table->count) { + for (i = 0; i < acp_table->count; i++) + acp_table->entries[i].v = + kv_convert_8bit_index_to_voltage(rdev, + acp_table->entries[i].v); + } + +} + +static void kv_construct_boot_state(struct radeon_device *rdev) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + + pi->boot_pl.sclk = pi->sys_info.bootup_sclk; + pi->boot_pl.vddc_index = pi->sys_info.bootup_nb_voltage_index; + pi->boot_pl.ds_divider_index = 0; + pi->boot_pl.ss_divider_index = 0; + pi->boot_pl.allow_gnb_slow = 1; + pi->boot_pl.force_nbp_state = 0; + pi->boot_pl.display_wm = 0; + pi->boot_pl.vce_wm = 0; +} + +static int kv_force_dpm_highest(struct radeon_device *rdev) +{ + int ret; + u32 enable_mask, i; + + ret = kv_dpm_get_enable_mask(rdev, &enable_mask); + if (ret) + return ret; + + for (i = SMU7_MAX_LEVELS_GRAPHICS - 1; i > 0; i--) { + if (enable_mask & (1 << i)) + break; + } + + if (rdev->family == CHIP_KABINI || rdev->family == CHIP_MULLINS) + return kv_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_DPM_ForceState, i); + else + return kv_set_enabled_level(rdev, i); +} + +static int kv_force_dpm_lowest(struct radeon_device *rdev) +{ + int ret; + u32 enable_mask, i; + + ret = kv_dpm_get_enable_mask(rdev, &enable_mask); + if (ret) + return ret; + + for (i = 0; i < SMU7_MAX_LEVELS_GRAPHICS; i++) { + if (enable_mask & (1 << i)) + break; + } + + if (rdev->family == CHIP_KABINI || rdev->family == CHIP_MULLINS) + return kv_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_DPM_ForceState, i); + else + return kv_set_enabled_level(rdev, i); +} + +static u8 kv_get_sleep_divider_id_from_clock(struct radeon_device *rdev, + u32 sclk, u32 min_sclk_in_sr) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + u32 i; + u32 temp; + u32 min = (min_sclk_in_sr > KV_MINIMUM_ENGINE_CLOCK) ? + min_sclk_in_sr : KV_MINIMUM_ENGINE_CLOCK; + + if (sclk < min) + return 0; + + if (!pi->caps_sclk_ds) + return 0; + + for (i = KV_MAX_DEEPSLEEP_DIVIDER_ID; i > 0; i--) { + temp = sclk / sumo_get_sleep_divider_from_id(i); + if (temp >= min) + break; + } + + return (u8)i; +} + +static int kv_get_high_voltage_limit(struct radeon_device *rdev, int *limit) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + struct radeon_clock_voltage_dependency_table *table = + &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk; + int i; + + if (table && table->count) { + for (i = table->count - 1; i >= 0; i--) { + if (pi->high_voltage_t && + (kv_convert_8bit_index_to_voltage(rdev, table->entries[i].v) <= + pi->high_voltage_t)) { + *limit = i; + return 0; + } + } + } else { + struct sumo_sclk_voltage_mapping_table *table = + &pi->sys_info.sclk_voltage_mapping_table; + + for (i = table->num_max_dpm_entries - 1; i >= 0; i--) { + if (pi->high_voltage_t && + (kv_convert_2bit_index_to_voltage(rdev, table->entries[i].vid_2bit) <= + pi->high_voltage_t)) { + *limit = i; + return 0; + } + } + } + + *limit = 0; + return 0; +} + +static void kv_apply_state_adjust_rules(struct radeon_device *rdev, + struct radeon_ps *new_rps, + struct radeon_ps *old_rps) +{ + struct kv_ps *ps = kv_get_ps(new_rps); + struct kv_power_info *pi = kv_get_pi(rdev); + u32 min_sclk = 10000; /* ??? */ + u32 sclk, mclk = 0; + int i, limit; + bool force_high; + struct radeon_clock_voltage_dependency_table *table = + &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk; + u32 stable_p_state_sclk = 0; + struct radeon_clock_and_voltage_limits *max_limits = + &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac; + + if (new_rps->vce_active) { + new_rps->evclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].evclk; + new_rps->ecclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].ecclk; + } else { + new_rps->evclk = 0; + new_rps->ecclk = 0; + } + + mclk = max_limits->mclk; + sclk = min_sclk; + + if (pi->caps_stable_p_state) { + stable_p_state_sclk = (max_limits->sclk * 75) / 100; + + for (i = table->count - 1; i >= 0; i--) { + if (stable_p_state_sclk >= table->entries[i].clk) { + stable_p_state_sclk = table->entries[i].clk; + break; + } + } + + if (i > 0) + stable_p_state_sclk = table->entries[0].clk; + + sclk = stable_p_state_sclk; + } + + if (new_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; + } + + ps->need_dfs_bypass = true; + + for (i = 0; i < ps->num_levels; i++) { + if (ps->levels[i].sclk < sclk) + ps->levels[i].sclk = sclk; + } + + if (table && table->count) { + for (i = 0; i < ps->num_levels; i++) { + if (pi->high_voltage_t && + (pi->high_voltage_t < + kv_convert_8bit_index_to_voltage(rdev, ps->levels[i].vddc_index))) { + kv_get_high_voltage_limit(rdev, &limit); + ps->levels[i].sclk = table->entries[limit].clk; + } + } + } else { + struct sumo_sclk_voltage_mapping_table *table = + &pi->sys_info.sclk_voltage_mapping_table; + + for (i = 0; i < ps->num_levels; i++) { + if (pi->high_voltage_t && + (pi->high_voltage_t < + kv_convert_8bit_index_to_voltage(rdev, ps->levels[i].vddc_index))) { + kv_get_high_voltage_limit(rdev, &limit); + ps->levels[i].sclk = table->entries[limit].sclk_frequency; + } + } + } + + if (pi->caps_stable_p_state) { + for (i = 0; i < ps->num_levels; i++) { + ps->levels[i].sclk = stable_p_state_sclk; + } + } + + pi->video_start = new_rps->dclk || new_rps->vclk || + new_rps->evclk || new_rps->ecclk; + + if ((new_rps->class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) == + ATOM_PPLIB_CLASSIFICATION_UI_BATTERY) + pi->battery_state = true; + else + pi->battery_state = false; + + if (rdev->family == CHIP_KABINI || rdev->family == CHIP_MULLINS) { + ps->dpm0_pg_nb_ps_lo = 0x1; + ps->dpm0_pg_nb_ps_hi = 0x0; + ps->dpmx_nb_ps_lo = 0x1; + ps->dpmx_nb_ps_hi = 0x0; + } else { + ps->dpm0_pg_nb_ps_lo = 0x3; + ps->dpm0_pg_nb_ps_hi = 0x0; + ps->dpmx_nb_ps_lo = 0x3; + ps->dpmx_nb_ps_hi = 0x0; + + if (pi->sys_info.nb_dpm_enable) { + force_high = (mclk >= pi->sys_info.nbp_memory_clock[3]) || + pi->video_start || (rdev->pm.dpm.new_active_crtc_count >= 3) || + pi->disable_nb_ps3_in_battery; + ps->dpm0_pg_nb_ps_lo = force_high ? 0x2 : 0x3; + ps->dpm0_pg_nb_ps_hi = 0x2; + ps->dpmx_nb_ps_lo = force_high ? 0x2 : 0x3; + ps->dpmx_nb_ps_hi = 0x2; + } + } +} + +static void kv_dpm_power_level_enabled_for_throttle(struct radeon_device *rdev, + u32 index, bool enable) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + + pi->graphics_level[index].EnabledForThrottle = enable ? 1 : 0; +} + +static int kv_calculate_ds_divider(struct radeon_device *rdev) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + u32 sclk_in_sr = 10000; /* ??? */ + u32 i; + + if (pi->lowest_valid > pi->highest_valid) + return -EINVAL; + + for (i = pi->lowest_valid; i <= pi->highest_valid; i++) { + pi->graphics_level[i].DeepSleepDivId = + kv_get_sleep_divider_id_from_clock(rdev, + be32_to_cpu(pi->graphics_level[i].SclkFrequency), + sclk_in_sr); + } + return 0; +} + +static int kv_calculate_nbps_level_settings(struct radeon_device *rdev) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + u32 i; + bool force_high; + struct radeon_clock_and_voltage_limits *max_limits = + &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac; + u32 mclk = max_limits->mclk; + + if (pi->lowest_valid > pi->highest_valid) + return -EINVAL; + + if (rdev->family == CHIP_KABINI || rdev->family == CHIP_MULLINS) { + for (i = pi->lowest_valid; i <= pi->highest_valid; i++) { + pi->graphics_level[i].GnbSlow = 1; + pi->graphics_level[i].ForceNbPs1 = 0; + pi->graphics_level[i].UpH = 0; + } + + if (!pi->sys_info.nb_dpm_enable) + return 0; + + force_high = ((mclk >= pi->sys_info.nbp_memory_clock[3]) || + (rdev->pm.dpm.new_active_crtc_count >= 3) || pi->video_start); + + if (force_high) { + for (i = pi->lowest_valid; i <= pi->highest_valid; i++) + pi->graphics_level[i].GnbSlow = 0; + } else { + if (pi->battery_state) + pi->graphics_level[0].ForceNbPs1 = 1; + + pi->graphics_level[1].GnbSlow = 0; + pi->graphics_level[2].GnbSlow = 0; + pi->graphics_level[3].GnbSlow = 0; + pi->graphics_level[4].GnbSlow = 0; + } + } else { + for (i = pi->lowest_valid; i <= pi->highest_valid; i++) { + pi->graphics_level[i].GnbSlow = 1; + pi->graphics_level[i].ForceNbPs1 = 0; + pi->graphics_level[i].UpH = 0; + } + + if (pi->sys_info.nb_dpm_enable && pi->battery_state) { + pi->graphics_level[pi->lowest_valid].UpH = 0x28; + pi->graphics_level[pi->lowest_valid].GnbSlow = 0; + if (pi->lowest_valid != pi->highest_valid) + pi->graphics_level[pi->lowest_valid].ForceNbPs1 = 1; + } + } + return 0; +} + +static int kv_calculate_dpm_settings(struct radeon_device *rdev) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + u32 i; + + if (pi->lowest_valid > pi->highest_valid) + return -EINVAL; + + for (i = pi->lowest_valid; i <= pi->highest_valid; i++) + pi->graphics_level[i].DisplayWatermark = (i == pi->highest_valid) ? 1 : 0; + + return 0; +} + +static void kv_init_graphics_levels(struct radeon_device *rdev) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + u32 i; + struct radeon_clock_voltage_dependency_table *table = + &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk; + + if (table && table->count) { + u32 vid_2bit; + + pi->graphics_dpm_level_count = 0; + for (i = 0; i < table->count; i++) { + if (pi->high_voltage_t && + (pi->high_voltage_t < + kv_convert_8bit_index_to_voltage(rdev, table->entries[i].v))) + break; + + kv_set_divider_value(rdev, i, table->entries[i].clk); + vid_2bit = kv_convert_vid7_to_vid2(rdev, + &pi->sys_info.vid_mapping_table, + table->entries[i].v); + kv_set_vid(rdev, i, vid_2bit); + kv_set_at(rdev, i, pi->at[i]); + kv_dpm_power_level_enabled_for_throttle(rdev, i, true); + pi->graphics_dpm_level_count++; + } + } else { + struct sumo_sclk_voltage_mapping_table *table = + &pi->sys_info.sclk_voltage_mapping_table; + + pi->graphics_dpm_level_count = 0; + for (i = 0; i < table->num_max_dpm_entries; i++) { + if (pi->high_voltage_t && + pi->high_voltage_t < + kv_convert_2bit_index_to_voltage(rdev, table->entries[i].vid_2bit)) + break; + + kv_set_divider_value(rdev, i, table->entries[i].sclk_frequency); + kv_set_vid(rdev, i, table->entries[i].vid_2bit); + kv_set_at(rdev, i, pi->at[i]); + kv_dpm_power_level_enabled_for_throttle(rdev, i, true); + pi->graphics_dpm_level_count++; + } + } + + for (i = 0; i < SMU7_MAX_LEVELS_GRAPHICS; i++) + kv_dpm_power_level_enable(rdev, i, false); +} + +static void kv_enable_new_levels(struct radeon_device *rdev) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + u32 i; + + for (i = 0; i < SMU7_MAX_LEVELS_GRAPHICS; i++) { + if (i >= pi->lowest_valid && i <= pi->highest_valid) + kv_dpm_power_level_enable(rdev, i, true); + } +} + +static int kv_set_enabled_level(struct radeon_device *rdev, u32 level) +{ + u32 new_mask = (1 << level); + + return kv_send_msg_to_smc_with_parameter(rdev, + PPSMC_MSG_SCLKDPM_SetEnabledMask, + new_mask); +} + +static int kv_set_enabled_levels(struct radeon_device *rdev) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + u32 i, new_mask = 0; + + for (i = pi->lowest_valid; i <= pi->highest_valid; i++) + new_mask |= (1 << i); + + return kv_send_msg_to_smc_with_parameter(rdev, + PPSMC_MSG_SCLKDPM_SetEnabledMask, + new_mask); +} + +static void kv_program_nbps_index_settings(struct radeon_device *rdev, + struct radeon_ps *new_rps) +{ + struct kv_ps *new_ps = kv_get_ps(new_rps); + struct kv_power_info *pi = kv_get_pi(rdev); + u32 nbdpmconfig1; + + if (rdev->family == CHIP_KABINI || rdev->family == CHIP_MULLINS) + return; + + if (pi->sys_info.nb_dpm_enable) { + nbdpmconfig1 = RREG32_SMC(NB_DPM_CONFIG_1); + nbdpmconfig1 &= ~(Dpm0PgNbPsLo_MASK | Dpm0PgNbPsHi_MASK | + DpmXNbPsLo_MASK | DpmXNbPsHi_MASK); + nbdpmconfig1 |= (Dpm0PgNbPsLo(new_ps->dpm0_pg_nb_ps_lo) | + Dpm0PgNbPsHi(new_ps->dpm0_pg_nb_ps_hi) | + DpmXNbPsLo(new_ps->dpmx_nb_ps_lo) | + DpmXNbPsHi(new_ps->dpmx_nb_ps_hi)); + WREG32_SMC(NB_DPM_CONFIG_1, nbdpmconfig1); + } +} + +static int kv_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_CTRL); + tmp &= ~(DIG_THERM_INTH_MASK | DIG_THERM_INTL_MASK); + tmp |= (DIG_THERM_INTH(49 + (high_temp / 1000)) | + DIG_THERM_INTL(49 + (low_temp / 1000))); + WREG32_SMC(CG_THERMAL_INT_CTRL, tmp); + + rdev->pm.dpm.thermal.min_temp = low_temp; + rdev->pm.dpm.thermal.max_temp = high_temp; + + return 0; +} + +union igp_info { + struct _ATOM_INTEGRATED_SYSTEM_INFO info; + struct _ATOM_INTEGRATED_SYSTEM_INFO_V2 info_2; + struct _ATOM_INTEGRATED_SYSTEM_INFO_V5 info_5; + struct _ATOM_INTEGRATED_SYSTEM_INFO_V6 info_6; + struct _ATOM_INTEGRATED_SYSTEM_INFO_V1_7 info_7; + struct _ATOM_INTEGRATED_SYSTEM_INFO_V1_8 info_8; +}; + +static int kv_parse_sys_info_table(struct radeon_device *rdev) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + struct radeon_mode_info *mode_info = &rdev->mode_info; + int index = GetIndexIntoMasterTable(DATA, IntegratedSystemInfo); + union igp_info *igp_info; + u8 frev, crev; + u16 data_offset; + int i; + + if (atom_parse_data_header(mode_info->atom_context, index, NULL, + &frev, &crev, &data_offset)) { + igp_info = (union igp_info *)(mode_info->atom_context->bios + + data_offset); + + if (crev != 8) { + DRM_ERROR("Unsupported IGP table: %d %d\n", frev, crev); + return -EINVAL; + } + pi->sys_info.bootup_sclk = le32_to_cpu(igp_info->info_8.ulBootUpEngineClock); + pi->sys_info.bootup_uma_clk = le32_to_cpu(igp_info->info_8.ulBootUpUMAClock); + pi->sys_info.bootup_nb_voltage_index = + le16_to_cpu(igp_info->info_8.usBootUpNBVoltage); + if (igp_info->info_8.ucHtcTmpLmt == 0) + pi->sys_info.htc_tmp_lmt = 203; + else + pi->sys_info.htc_tmp_lmt = igp_info->info_8.ucHtcTmpLmt; + if (igp_info->info_8.ucHtcHystLmt == 0) + pi->sys_info.htc_hyst_lmt = 5; + else + pi->sys_info.htc_hyst_lmt = igp_info->info_8.ucHtcHystLmt; + if (pi->sys_info.htc_tmp_lmt <= pi->sys_info.htc_hyst_lmt) { + DRM_ERROR("The htcTmpLmt should be larger than htcHystLmt.\n"); + } + + if (le32_to_cpu(igp_info->info_8.ulSystemConfig) & (1 << 3)) + pi->sys_info.nb_dpm_enable = true; + else + pi->sys_info.nb_dpm_enable = false; + + for (i = 0; i < KV_NUM_NBPSTATES; i++) { + pi->sys_info.nbp_memory_clock[i] = + le32_to_cpu(igp_info->info_8.ulNbpStateMemclkFreq[i]); + pi->sys_info.nbp_n_clock[i] = + le32_to_cpu(igp_info->info_8.ulNbpStateNClkFreq[i]); + } + if (le32_to_cpu(igp_info->info_8.ulGPUCapInfo) & + SYS_INFO_GPUCAPS__ENABEL_DFS_BYPASS) + pi->caps_enable_dfs_bypass = true; + + sumo_construct_sclk_voltage_mapping_table(rdev, + &pi->sys_info.sclk_voltage_mapping_table, + igp_info->info_8.sAvail_SCLK); + + sumo_construct_vid_mapping_table(rdev, + &pi->sys_info.vid_mapping_table, + igp_info->info_8.sAvail_SCLK); + + kv_construct_max_power_limits_table(rdev, + &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac); + } + return 0; +} + +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; +}; + +union pplib_power_state { + struct _ATOM_PPLIB_STATE v1; + struct _ATOM_PPLIB_STATE_V2 v2; +}; + +static void kv_patch_boot_state(struct radeon_device *rdev, + struct kv_ps *ps) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + + ps->num_levels = 1; + ps->levels[0] = pi->boot_pl; +} + +static void kv_parse_pplib_non_clock_info(struct radeon_device *rdev, + struct radeon_ps *rps, + struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info, + u8 table_rev) +{ + struct kv_ps *ps = kv_get_ps(rps); + + 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; + kv_patch_boot_state(rdev, ps); + } + if (rps->class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE) + rdev->pm.dpm.uvd_ps = rps; +} + +static void kv_parse_pplib_clock_info(struct radeon_device *rdev, + struct radeon_ps *rps, int index, + union pplib_clock_info *clock_info) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + struct kv_ps *ps = kv_get_ps(rps); + struct kv_pl *pl = &ps->levels[index]; + u32 sclk; + + sclk = le16_to_cpu(clock_info->sumo.usEngineClockLow); + sclk |= clock_info->sumo.ucEngineClockHigh << 16; + pl->sclk = sclk; + pl->vddc_index = clock_info->sumo.vddcIndex; + + ps->num_levels = index + 1; + + if (pi->caps_sclk_ds) { + pl->ds_divider_index = 5; + pl->ss_divider_index = 5; + } +} + +static int kv_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 kv_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 = kcalloc(state_array->ucNumEntries, + sizeof(struct radeon_ps), + GFP_KERNEL); + if (!rdev->pm.dpm.ps) + return -ENOMEM; + power_state_offset = (u8 *)state_array->states; + 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 kv_ps), GFP_KERNEL); + if (ps == NULL) { + kfree(rdev->pm.dpm.ps); + return -ENOMEM; + } + rdev->pm.dpm.ps[i].ps_priv = ps; + 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 >= SUMO_MAX_HARDWARE_POWERLEVELS) + break; + clock_info = (union pplib_clock_info *) + ((u8 *)&clock_info_array->clockInfo[0] + + (clock_array_index * clock_info_array->ucEntrySize)); + kv_parse_pplib_clock_info(rdev, + &rdev->pm.dpm.ps[i], k, + clock_info); + k++; + } + kv_parse_pplib_non_clock_info(rdev, &rdev->pm.dpm.ps[i], + non_clock_info, + non_clock_info_array->ucEntrySize); + power_state_offset += 2 + power_state->v2.ucNumDPMLevels; + } + rdev->pm.dpm.num_ps = state_array->ucNumEntries; + + /* fill in the vce power states */ + for (i = 0; i < RADEON_MAX_VCE_LEVELS; i++) { + u32 sclk; + clock_array_index = rdev->pm.dpm.vce_states[i].clk_idx; + clock_info = (union pplib_clock_info *) + &clock_info_array->clockInfo[clock_array_index * clock_info_array->ucEntrySize]; + sclk = le16_to_cpu(clock_info->sumo.usEngineClockLow); + sclk |= clock_info->sumo.ucEngineClockHigh << 16; + rdev->pm.dpm.vce_states[i].sclk = sclk; + rdev->pm.dpm.vce_states[i].mclk = 0; + } + + return 0; +} + +int kv_dpm_init(struct radeon_device *rdev) +{ + struct kv_power_info *pi; + int ret, i; + + pi = kzalloc(sizeof(struct kv_power_info), GFP_KERNEL); + if (pi == NULL) + return -ENOMEM; + rdev->pm.dpm.priv = pi; + + ret = r600_get_platform_caps(rdev); + if (ret) + return ret; + + ret = r600_parse_extended_power_table(rdev); + if (ret) + return ret; + + for (i = 0; i < SUMO_MAX_HARDWARE_POWERLEVELS; i++) + pi->at[i] = TRINITY_AT_DFLT; + + pi->sram_end = SMC_RAM_END; + + /* Enabling nb dpm on an asrock system prevents dpm from working */ + if (rdev->pdev->subsystem_vendor == 0x1849) + pi->enable_nb_dpm = false; + else + pi->enable_nb_dpm = true; + + pi->caps_power_containment = true; + pi->caps_cac = true; + pi->enable_didt = false; + if (pi->enable_didt) { + pi->caps_sq_ramping = true; + pi->caps_db_ramping = true; + pi->caps_td_ramping = true; + pi->caps_tcp_ramping = true; + } + + pi->caps_sclk_ds = true; + pi->enable_auto_thermal_throttling = true; + pi->disable_nb_ps3_in_battery = false; + if (radeon_bapm == -1) { + /* only enable bapm on KB, ML by default */ + if (rdev->family == CHIP_KABINI || rdev->family == CHIP_MULLINS) + pi->bapm_enable = true; + else + pi->bapm_enable = false; + } else if (radeon_bapm == 0) { + pi->bapm_enable = false; + } else { + pi->bapm_enable = true; + } + pi->voltage_drop_t = 0; + pi->caps_sclk_throttle_low_notification = false; + pi->caps_fps = false; /* true? */ + pi->caps_uvd_pg = true; + pi->caps_uvd_dpm = true; + pi->caps_vce_pg = false; /* XXX true */ + pi->caps_samu_pg = false; + pi->caps_acp_pg = false; + pi->caps_stable_p_state = false; + + ret = kv_parse_sys_info_table(rdev); + if (ret) + return ret; + + kv_patch_voltage_values(rdev); + kv_construct_boot_state(rdev); + + ret = kv_parse_power_table(rdev); + if (ret) + return ret; + + pi->enable_dpm = true; + + return 0; +} + +void kv_dpm_debugfs_print_current_performance_level(struct radeon_device *rdev, + struct seq_file *m) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + u32 current_index = + (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) & CURR_SCLK_INDEX_MASK) >> + CURR_SCLK_INDEX_SHIFT; + u32 sclk, tmp; + u16 vddc; + + if (current_index >= SMU__NUM_SCLK_DPM_STATE) { + seq_printf(m, "invalid dpm profile %d\n", current_index); + } else { + sclk = be32_to_cpu(pi->graphics_level[current_index].SclkFrequency); + tmp = (RREG32_SMC(SMU_VOLTAGE_STATUS) & SMU_VOLTAGE_CURRENT_LEVEL_MASK) >> + SMU_VOLTAGE_CURRENT_LEVEL_SHIFT; + vddc = kv_convert_8bit_index_to_voltage(rdev, (u16)tmp); + seq_printf(m, "uvd %sabled\n", pi->uvd_power_gated ? "dis" : "en"); + seq_printf(m, "vce %sabled\n", pi->vce_power_gated ? "dis" : "en"); + seq_printf(m, "power level %d sclk: %u vddc: %u\n", + current_index, sclk, vddc); + } +} + +u32 kv_dpm_get_current_sclk(struct radeon_device *rdev) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + u32 current_index = + (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) & CURR_SCLK_INDEX_MASK) >> + CURR_SCLK_INDEX_SHIFT; + u32 sclk; + + if (current_index >= SMU__NUM_SCLK_DPM_STATE) { + return 0; + } else { + sclk = be32_to_cpu(pi->graphics_level[current_index].SclkFrequency); + return sclk; + } +} + +u32 kv_dpm_get_current_mclk(struct radeon_device *rdev) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + + return pi->sys_info.bootup_uma_clk; +} + +void kv_dpm_print_power_state(struct radeon_device *rdev, + struct radeon_ps *rps) +{ + int i; + struct kv_ps *ps = kv_get_ps(rps); + + 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->num_levels; i++) { + struct kv_pl *pl = &ps->levels[i]; + printk("\t\tpower level %d sclk: %u vddc: %u\n", + i, pl->sclk, + kv_convert_8bit_index_to_voltage(rdev, pl->vddc_index)); + } + r600_dpm_print_ps_status(rdev, rps); +} + +void kv_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); + r600_free_extended_power_table(rdev); +} + +void kv_dpm_display_configuration_changed(struct radeon_device *rdev) +{ + +} + +u32 kv_dpm_get_sclk(struct radeon_device *rdev, bool low) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + struct kv_ps *requested_state = kv_get_ps(&pi->requested_rps); + + if (low) + return requested_state->levels[0].sclk; + else + return requested_state->levels[requested_state->num_levels - 1].sclk; +} + +u32 kv_dpm_get_mclk(struct radeon_device *rdev, bool low) +{ + struct kv_power_info *pi = kv_get_pi(rdev); + + return pi->sys_info.bootup_uma_clk; +} + |