diff options
Diffstat (limited to 'drivers/gpu/drm/amd/pm/powerplay/smumgr/smu8_smumgr.c')
| -rw-r--r-- | drivers/gpu/drm/amd/pm/powerplay/smumgr/smu8_smumgr.c | 910 |
1 files changed, 910 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/pm/powerplay/smumgr/smu8_smumgr.c b/drivers/gpu/drm/amd/pm/powerplay/smumgr/smu8_smumgr.c new file mode 100644 index 000000000000..76d4f12ceedf --- /dev/null +++ b/drivers/gpu/drm/amd/pm/powerplay/smumgr/smu8_smumgr.c @@ -0,0 +1,910 @@ +/* + * Copyright 2015 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/delay.h> +#include <linux/gfp.h> +#include <linux/kernel.h> +#include <linux/ktime.h> +#include <linux/slab.h> +#include <linux/types.h> + +#include "cgs_common.h" +#include "smu/smu_8_0_d.h" +#include "smu/smu_8_0_sh_mask.h" +#include "smu8.h" +#include "smu8_fusion.h" +#include "smu8_smumgr.h" +#include "cz_ppsmc.h" +#include "smu_ucode_xfer_cz.h" +#include "gca/gfx_8_0_d.h" +#include "gca/gfx_8_0_sh_mask.h" +#include "smumgr.h" + +#define SIZE_ALIGN_32(x) (((x) + 31) / 32 * 32) + +static const enum smu8_scratch_entry firmware_list[] = { + SMU8_SCRATCH_ENTRY_UCODE_ID_SDMA0, + SMU8_SCRATCH_ENTRY_UCODE_ID_SDMA1, + SMU8_SCRATCH_ENTRY_UCODE_ID_CP_CE, + SMU8_SCRATCH_ENTRY_UCODE_ID_CP_PFP, + SMU8_SCRATCH_ENTRY_UCODE_ID_CP_ME, + SMU8_SCRATCH_ENTRY_UCODE_ID_CP_MEC_JT1, + SMU8_SCRATCH_ENTRY_UCODE_ID_CP_MEC_JT2, + SMU8_SCRATCH_ENTRY_UCODE_ID_RLC_G, +}; + +static uint32_t smu8_get_argument(struct pp_hwmgr *hwmgr) +{ + if (hwmgr == NULL || hwmgr->device == NULL) + return 0; + + return cgs_read_register(hwmgr->device, + mmSMU_MP1_SRBM2P_ARG_0); +} + +/* Send a message to the SMC, and wait for its response.*/ +static int smu8_send_msg_to_smc_with_parameter(struct pp_hwmgr *hwmgr, + uint16_t msg, uint32_t parameter) +{ + int result = 0; + ktime_t t_start; + s64 elapsed_us; + + if (hwmgr == NULL || hwmgr->device == NULL) + return -EINVAL; + + result = PHM_WAIT_FIELD_UNEQUAL(hwmgr, + SMU_MP1_SRBM2P_RESP_0, CONTENT, 0); + if (result != 0) { + /* Read the last message to SMU, to report actual cause */ + uint32_t val = cgs_read_register(hwmgr->device, + mmSMU_MP1_SRBM2P_MSG_0); + pr_err("%s(0x%04x) aborted; SMU still servicing msg (0x%04x)\n", + __func__, msg, val); + return result; + } + t_start = ktime_get(); + + cgs_write_register(hwmgr->device, mmSMU_MP1_SRBM2P_ARG_0, parameter); + + cgs_write_register(hwmgr->device, mmSMU_MP1_SRBM2P_RESP_0, 0); + cgs_write_register(hwmgr->device, mmSMU_MP1_SRBM2P_MSG_0, msg); + + result = PHM_WAIT_FIELD_UNEQUAL(hwmgr, + SMU_MP1_SRBM2P_RESP_0, CONTENT, 0); + + elapsed_us = ktime_us_delta(ktime_get(), t_start); + + WARN(result, "%s(0x%04x, %#x) timed out after %lld us\n", + __func__, msg, parameter, elapsed_us); + + return result; +} + +static int smu8_send_msg_to_smc(struct pp_hwmgr *hwmgr, uint16_t msg) +{ + return smu8_send_msg_to_smc_with_parameter(hwmgr, msg, 0); +} + +static int smu8_set_smc_sram_address(struct pp_hwmgr *hwmgr, + uint32_t smc_address, uint32_t limit) +{ + if (hwmgr == NULL || hwmgr->device == NULL) + return -EINVAL; + + if (0 != (3 & smc_address)) { + pr_err("SMC address must be 4 byte aligned\n"); + return -EINVAL; + } + + if (limit <= (smc_address + 3)) { + pr_err("SMC address beyond the SMC RAM area\n"); + return -EINVAL; + } + + cgs_write_register(hwmgr->device, mmMP0PUB_IND_INDEX_0, + SMN_MP1_SRAM_START_ADDR + smc_address); + + return 0; +} + +static int smu8_write_smc_sram_dword(struct pp_hwmgr *hwmgr, + uint32_t smc_address, uint32_t value, uint32_t limit) +{ + int result; + + if (hwmgr == NULL || hwmgr->device == NULL) + return -EINVAL; + + result = smu8_set_smc_sram_address(hwmgr, smc_address, limit); + if (!result) + cgs_write_register(hwmgr->device, mmMP0PUB_IND_DATA_0, value); + + return result; +} + +static int smu8_check_fw_load_finish(struct pp_hwmgr *hwmgr, + uint32_t firmware) +{ + int i; + uint32_t index = SMN_MP1_SRAM_START_ADDR + + SMU8_FIRMWARE_HEADER_LOCATION + + offsetof(struct SMU8_Firmware_Header, UcodeLoadStatus); + + if (hwmgr == NULL || hwmgr->device == NULL) + return -EINVAL; + + cgs_write_register(hwmgr->device, mmMP0PUB_IND_INDEX, index); + + for (i = 0; i < hwmgr->usec_timeout; i++) { + if (firmware == + (cgs_read_register(hwmgr->device, mmMP0PUB_IND_DATA) & firmware)) + break; + udelay(1); + } + + if (i >= hwmgr->usec_timeout) { + pr_err("SMU check loaded firmware failed.\n"); + return -EINVAL; + } + + return 0; +} + +static int smu8_load_mec_firmware(struct pp_hwmgr *hwmgr) +{ + uint32_t reg_data; + uint32_t tmp; + int ret = 0; + struct cgs_firmware_info info = {0}; + + if (hwmgr == NULL || hwmgr->device == NULL) + return -EINVAL; + + ret = cgs_get_firmware_info(hwmgr->device, + CGS_UCODE_ID_CP_MEC, &info); + + if (ret) + return -EINVAL; + + /* Disable MEC parsing/prefetching */ + tmp = cgs_read_register(hwmgr->device, + mmCP_MEC_CNTL); + tmp = PHM_SET_FIELD(tmp, CP_MEC_CNTL, MEC_ME1_HALT, 1); + tmp = PHM_SET_FIELD(tmp, CP_MEC_CNTL, MEC_ME2_HALT, 1); + cgs_write_register(hwmgr->device, mmCP_MEC_CNTL, tmp); + + tmp = cgs_read_register(hwmgr->device, + mmCP_CPC_IC_BASE_CNTL); + + tmp = PHM_SET_FIELD(tmp, CP_CPC_IC_BASE_CNTL, VMID, 0); + tmp = PHM_SET_FIELD(tmp, CP_CPC_IC_BASE_CNTL, ATC, 0); + tmp = PHM_SET_FIELD(tmp, CP_CPC_IC_BASE_CNTL, CACHE_POLICY, 0); + tmp = PHM_SET_FIELD(tmp, CP_CPC_IC_BASE_CNTL, MTYPE, 1); + cgs_write_register(hwmgr->device, mmCP_CPC_IC_BASE_CNTL, tmp); + + reg_data = lower_32_bits(info.mc_addr) & + PHM_FIELD_MASK(CP_CPC_IC_BASE_LO, IC_BASE_LO); + cgs_write_register(hwmgr->device, mmCP_CPC_IC_BASE_LO, reg_data); + + reg_data = upper_32_bits(info.mc_addr) & + PHM_FIELD_MASK(CP_CPC_IC_BASE_HI, IC_BASE_HI); + cgs_write_register(hwmgr->device, mmCP_CPC_IC_BASE_HI, reg_data); + + return 0; +} + +static uint8_t smu8_translate_firmware_enum_to_arg(struct pp_hwmgr *hwmgr, + enum smu8_scratch_entry firmware_enum) +{ + uint8_t ret = 0; + + switch (firmware_enum) { + case SMU8_SCRATCH_ENTRY_UCODE_ID_SDMA0: + ret = UCODE_ID_SDMA0; + break; + case SMU8_SCRATCH_ENTRY_UCODE_ID_SDMA1: + if (hwmgr->chip_id == CHIP_STONEY) + ret = UCODE_ID_SDMA0; + else + ret = UCODE_ID_SDMA1; + break; + case SMU8_SCRATCH_ENTRY_UCODE_ID_CP_CE: + ret = UCODE_ID_CP_CE; + break; + case SMU8_SCRATCH_ENTRY_UCODE_ID_CP_PFP: + ret = UCODE_ID_CP_PFP; + break; + case SMU8_SCRATCH_ENTRY_UCODE_ID_CP_ME: + ret = UCODE_ID_CP_ME; + break; + case SMU8_SCRATCH_ENTRY_UCODE_ID_CP_MEC_JT1: + ret = UCODE_ID_CP_MEC_JT1; + break; + case SMU8_SCRATCH_ENTRY_UCODE_ID_CP_MEC_JT2: + if (hwmgr->chip_id == CHIP_STONEY) + ret = UCODE_ID_CP_MEC_JT1; + else + ret = UCODE_ID_CP_MEC_JT2; + break; + case SMU8_SCRATCH_ENTRY_UCODE_ID_GMCON_RENG: + ret = UCODE_ID_GMCON_RENG; + break; + case SMU8_SCRATCH_ENTRY_UCODE_ID_RLC_G: + ret = UCODE_ID_RLC_G; + break; + case SMU8_SCRATCH_ENTRY_UCODE_ID_RLC_SCRATCH: + ret = UCODE_ID_RLC_SCRATCH; + break; + case SMU8_SCRATCH_ENTRY_UCODE_ID_RLC_SRM_ARAM: + ret = UCODE_ID_RLC_SRM_ARAM; + break; + case SMU8_SCRATCH_ENTRY_UCODE_ID_RLC_SRM_DRAM: + ret = UCODE_ID_RLC_SRM_DRAM; + break; + case SMU8_SCRATCH_ENTRY_UCODE_ID_DMCU_ERAM: + ret = UCODE_ID_DMCU_ERAM; + break; + case SMU8_SCRATCH_ENTRY_UCODE_ID_DMCU_IRAM: + ret = UCODE_ID_DMCU_IRAM; + break; + case SMU8_SCRATCH_ENTRY_UCODE_ID_POWER_PROFILING: + ret = TASK_ARG_INIT_MM_PWR_LOG; + break; + case SMU8_SCRATCH_ENTRY_DATA_ID_SDMA_HALT: + case SMU8_SCRATCH_ENTRY_DATA_ID_SYS_CLOCKGATING: + case SMU8_SCRATCH_ENTRY_DATA_ID_SDMA_RING_REGS: + case SMU8_SCRATCH_ENTRY_DATA_ID_NONGFX_REINIT: + case SMU8_SCRATCH_ENTRY_DATA_ID_SDMA_START: + case SMU8_SCRATCH_ENTRY_DATA_ID_IH_REGISTERS: + ret = TASK_ARG_REG_MMIO; + break; + case SMU8_SCRATCH_ENTRY_SMU8_FUSION_CLKTABLE: + ret = TASK_ARG_INIT_CLK_TABLE; + break; + } + + return ret; +} + +static enum cgs_ucode_id smu8_convert_fw_type_to_cgs(uint32_t fw_type) +{ + enum cgs_ucode_id result = CGS_UCODE_ID_MAXIMUM; + + switch (fw_type) { + case UCODE_ID_SDMA0: + result = CGS_UCODE_ID_SDMA0; + break; + case UCODE_ID_SDMA1: + result = CGS_UCODE_ID_SDMA1; + break; + case UCODE_ID_CP_CE: + result = CGS_UCODE_ID_CP_CE; + break; + case UCODE_ID_CP_PFP: + result = CGS_UCODE_ID_CP_PFP; + break; + case UCODE_ID_CP_ME: + result = CGS_UCODE_ID_CP_ME; + break; + case UCODE_ID_CP_MEC_JT1: + result = CGS_UCODE_ID_CP_MEC_JT1; + break; + case UCODE_ID_CP_MEC_JT2: + result = CGS_UCODE_ID_CP_MEC_JT2; + break; + case UCODE_ID_RLC_G: + result = CGS_UCODE_ID_RLC_G; + break; + default: + break; + } + + return result; +} + +static int smu8_smu_populate_single_scratch_task( + struct pp_hwmgr *hwmgr, + enum smu8_scratch_entry fw_enum, + uint8_t type, bool is_last) +{ + uint8_t i; + struct smu8_smumgr *smu8_smu = hwmgr->smu_backend; + struct TOC *toc = (struct TOC *)smu8_smu->toc_buffer.kaddr; + struct SMU_Task *task = &toc->tasks[smu8_smu->toc_entry_used_count++]; + + task->type = type; + task->arg = smu8_translate_firmware_enum_to_arg(hwmgr, fw_enum); + task->next = is_last ? END_OF_TASK_LIST : smu8_smu->toc_entry_used_count; + + for (i = 0; i < smu8_smu->scratch_buffer_length; i++) + if (smu8_smu->scratch_buffer[i].firmware_ID == fw_enum) + break; + + if (i >= smu8_smu->scratch_buffer_length) { + pr_err("Invalid Firmware Type\n"); + return -EINVAL; + } + + task->addr.low = lower_32_bits(smu8_smu->scratch_buffer[i].mc_addr); + task->addr.high = upper_32_bits(smu8_smu->scratch_buffer[i].mc_addr); + task->size_bytes = smu8_smu->scratch_buffer[i].data_size; + + if (SMU8_SCRATCH_ENTRY_DATA_ID_IH_REGISTERS == fw_enum) { + struct smu8_ih_meta_data *pIHReg_restore = + (struct smu8_ih_meta_data *)smu8_smu->scratch_buffer[i].kaddr; + pIHReg_restore->command = + METADATA_CMD_MODE0 | METADATA_PERFORM_ON_LOAD; + } + + return 0; +} + +static int smu8_smu_populate_single_ucode_load_task( + struct pp_hwmgr *hwmgr, + enum smu8_scratch_entry fw_enum, + bool is_last) +{ + uint8_t i; + struct smu8_smumgr *smu8_smu = hwmgr->smu_backend; + struct TOC *toc = (struct TOC *)smu8_smu->toc_buffer.kaddr; + struct SMU_Task *task = &toc->tasks[smu8_smu->toc_entry_used_count++]; + + task->type = TASK_TYPE_UCODE_LOAD; + task->arg = smu8_translate_firmware_enum_to_arg(hwmgr, fw_enum); + task->next = is_last ? END_OF_TASK_LIST : smu8_smu->toc_entry_used_count; + + for (i = 0; i < smu8_smu->driver_buffer_length; i++) + if (smu8_smu->driver_buffer[i].firmware_ID == fw_enum) + break; + + if (i >= smu8_smu->driver_buffer_length) { + pr_err("Invalid Firmware Type\n"); + return -EINVAL; + } + + task->addr.low = lower_32_bits(smu8_smu->driver_buffer[i].mc_addr); + task->addr.high = upper_32_bits(smu8_smu->driver_buffer[i].mc_addr); + task->size_bytes = smu8_smu->driver_buffer[i].data_size; + + return 0; +} + +static int smu8_smu_construct_toc_for_rlc_aram_save(struct pp_hwmgr *hwmgr) +{ + struct smu8_smumgr *smu8_smu = hwmgr->smu_backend; + + smu8_smu->toc_entry_aram = smu8_smu->toc_entry_used_count; + smu8_smu_populate_single_scratch_task(hwmgr, + SMU8_SCRATCH_ENTRY_UCODE_ID_RLC_SRM_ARAM, + TASK_TYPE_UCODE_SAVE, true); + + return 0; +} + +static int smu8_smu_initialize_toc_empty_job_list(struct pp_hwmgr *hwmgr) +{ + int i; + struct smu8_smumgr *smu8_smu = hwmgr->smu_backend; + struct TOC *toc = (struct TOC *)smu8_smu->toc_buffer.kaddr; + + for (i = 0; i < NUM_JOBLIST_ENTRIES; i++) + toc->JobList[i] = (uint8_t)IGNORE_JOB; + + return 0; +} + +static int smu8_smu_construct_toc_for_vddgfx_enter(struct pp_hwmgr *hwmgr) +{ + struct smu8_smumgr *smu8_smu = hwmgr->smu_backend; + struct TOC *toc = (struct TOC *)smu8_smu->toc_buffer.kaddr; + + toc->JobList[JOB_GFX_SAVE] = (uint8_t)smu8_smu->toc_entry_used_count; + smu8_smu_populate_single_scratch_task(hwmgr, + SMU8_SCRATCH_ENTRY_UCODE_ID_RLC_SCRATCH, + TASK_TYPE_UCODE_SAVE, false); + + smu8_smu_populate_single_scratch_task(hwmgr, + SMU8_SCRATCH_ENTRY_UCODE_ID_RLC_SRM_DRAM, + TASK_TYPE_UCODE_SAVE, true); + + return 0; +} + + +static int smu8_smu_construct_toc_for_vddgfx_exit(struct pp_hwmgr *hwmgr) +{ + struct smu8_smumgr *smu8_smu = hwmgr->smu_backend; + struct TOC *toc = (struct TOC *)smu8_smu->toc_buffer.kaddr; + + toc->JobList[JOB_GFX_RESTORE] = (uint8_t)smu8_smu->toc_entry_used_count; + + smu8_smu_populate_single_ucode_load_task(hwmgr, + SMU8_SCRATCH_ENTRY_UCODE_ID_CP_CE, false); + smu8_smu_populate_single_ucode_load_task(hwmgr, + SMU8_SCRATCH_ENTRY_UCODE_ID_CP_PFP, false); + smu8_smu_populate_single_ucode_load_task(hwmgr, + SMU8_SCRATCH_ENTRY_UCODE_ID_CP_ME, false); + smu8_smu_populate_single_ucode_load_task(hwmgr, + SMU8_SCRATCH_ENTRY_UCODE_ID_CP_MEC_JT1, false); + + if (hwmgr->chip_id == CHIP_STONEY) + smu8_smu_populate_single_ucode_load_task(hwmgr, + SMU8_SCRATCH_ENTRY_UCODE_ID_CP_MEC_JT1, false); + else + smu8_smu_populate_single_ucode_load_task(hwmgr, + SMU8_SCRATCH_ENTRY_UCODE_ID_CP_MEC_JT2, false); + + smu8_smu_populate_single_ucode_load_task(hwmgr, + SMU8_SCRATCH_ENTRY_UCODE_ID_RLC_G, false); + + /* populate scratch */ + smu8_smu_populate_single_scratch_task(hwmgr, + SMU8_SCRATCH_ENTRY_UCODE_ID_RLC_SCRATCH, + TASK_TYPE_UCODE_LOAD, false); + + smu8_smu_populate_single_scratch_task(hwmgr, + SMU8_SCRATCH_ENTRY_UCODE_ID_RLC_SRM_ARAM, + TASK_TYPE_UCODE_LOAD, false); + + smu8_smu_populate_single_scratch_task(hwmgr, + SMU8_SCRATCH_ENTRY_UCODE_ID_RLC_SRM_DRAM, + TASK_TYPE_UCODE_LOAD, true); + + return 0; +} + +static int smu8_smu_construct_toc_for_power_profiling(struct pp_hwmgr *hwmgr) +{ + struct smu8_smumgr *smu8_smu = hwmgr->smu_backend; + + smu8_smu->toc_entry_power_profiling_index = smu8_smu->toc_entry_used_count; + + smu8_smu_populate_single_scratch_task(hwmgr, + SMU8_SCRATCH_ENTRY_UCODE_ID_POWER_PROFILING, + TASK_TYPE_INITIALIZE, true); + return 0; +} + +static int smu8_smu_construct_toc_for_bootup(struct pp_hwmgr *hwmgr) +{ + struct smu8_smumgr *smu8_smu = hwmgr->smu_backend; + + smu8_smu->toc_entry_initialize_index = smu8_smu->toc_entry_used_count; + + smu8_smu_populate_single_ucode_load_task(hwmgr, + SMU8_SCRATCH_ENTRY_UCODE_ID_SDMA0, false); + if (hwmgr->chip_id != CHIP_STONEY) + smu8_smu_populate_single_ucode_load_task(hwmgr, + SMU8_SCRATCH_ENTRY_UCODE_ID_SDMA1, false); + smu8_smu_populate_single_ucode_load_task(hwmgr, + SMU8_SCRATCH_ENTRY_UCODE_ID_CP_CE, false); + smu8_smu_populate_single_ucode_load_task(hwmgr, + SMU8_SCRATCH_ENTRY_UCODE_ID_CP_PFP, false); + smu8_smu_populate_single_ucode_load_task(hwmgr, + SMU8_SCRATCH_ENTRY_UCODE_ID_CP_ME, false); + smu8_smu_populate_single_ucode_load_task(hwmgr, + SMU8_SCRATCH_ENTRY_UCODE_ID_CP_MEC_JT1, false); + if (hwmgr->chip_id != CHIP_STONEY) + smu8_smu_populate_single_ucode_load_task(hwmgr, + SMU8_SCRATCH_ENTRY_UCODE_ID_CP_MEC_JT2, false); + smu8_smu_populate_single_ucode_load_task(hwmgr, + SMU8_SCRATCH_ENTRY_UCODE_ID_RLC_G, true); + + return 0; +} + +static int smu8_smu_construct_toc_for_clock_table(struct pp_hwmgr *hwmgr) +{ + struct smu8_smumgr *smu8_smu = hwmgr->smu_backend; + + smu8_smu->toc_entry_clock_table = smu8_smu->toc_entry_used_count; + + smu8_smu_populate_single_scratch_task(hwmgr, + SMU8_SCRATCH_ENTRY_SMU8_FUSION_CLKTABLE, + TASK_TYPE_INITIALIZE, true); + + return 0; +} + +static int smu8_smu_construct_toc(struct pp_hwmgr *hwmgr) +{ + struct smu8_smumgr *smu8_smu = hwmgr->smu_backend; + + smu8_smu->toc_entry_used_count = 0; + smu8_smu_initialize_toc_empty_job_list(hwmgr); + smu8_smu_construct_toc_for_rlc_aram_save(hwmgr); + smu8_smu_construct_toc_for_vddgfx_enter(hwmgr); + smu8_smu_construct_toc_for_vddgfx_exit(hwmgr); + smu8_smu_construct_toc_for_power_profiling(hwmgr); + smu8_smu_construct_toc_for_bootup(hwmgr); + smu8_smu_construct_toc_for_clock_table(hwmgr); + + return 0; +} + +static int smu8_smu_populate_firmware_entries(struct pp_hwmgr *hwmgr) +{ + struct smu8_smumgr *smu8_smu = hwmgr->smu_backend; + uint32_t firmware_type; + uint32_t i; + int ret; + enum cgs_ucode_id ucode_id; + struct cgs_firmware_info info = {0}; + + smu8_smu->driver_buffer_length = 0; + + for (i = 0; i < ARRAY_SIZE(firmware_list); i++) { + + firmware_type = smu8_translate_firmware_enum_to_arg(hwmgr, + firmware_list[i]); + + ucode_id = smu8_convert_fw_type_to_cgs(firmware_type); + + ret = cgs_get_firmware_info(hwmgr->device, + ucode_id, &info); + + if (ret == 0) { + smu8_smu->driver_buffer[i].mc_addr = info.mc_addr; + + smu8_smu->driver_buffer[i].data_size = info.image_size; + + smu8_smu->driver_buffer[i].firmware_ID = firmware_list[i]; + smu8_smu->driver_buffer_length++; + } + } + + return 0; +} + +static int smu8_smu_populate_single_scratch_entry( + struct pp_hwmgr *hwmgr, + enum smu8_scratch_entry scratch_type, + uint32_t ulsize_byte, + struct smu8_buffer_entry *entry) +{ + struct smu8_smumgr *smu8_smu = hwmgr->smu_backend; + uint32_t ulsize_aligned = SIZE_ALIGN_32(ulsize_byte); + + entry->data_size = ulsize_byte; + entry->kaddr = (char *) smu8_smu->smu_buffer.kaddr + + smu8_smu->smu_buffer_used_bytes; + entry->mc_addr = smu8_smu->smu_buffer.mc_addr + smu8_smu->smu_buffer_used_bytes; + entry->firmware_ID = scratch_type; + + smu8_smu->smu_buffer_used_bytes += ulsize_aligned; + + return 0; +} + +static int smu8_download_pptable_settings(struct pp_hwmgr *hwmgr, void **table) +{ + struct smu8_smumgr *smu8_smu = hwmgr->smu_backend; + unsigned long i; + + for (i = 0; i < smu8_smu->scratch_buffer_length; i++) { + if (smu8_smu->scratch_buffer[i].firmware_ID + == SMU8_SCRATCH_ENTRY_SMU8_FUSION_CLKTABLE) + break; + } + + *table = (struct SMU8_Fusion_ClkTable *)smu8_smu->scratch_buffer[i].kaddr; + + smum_send_msg_to_smc_with_parameter(hwmgr, + PPSMC_MSG_SetClkTableAddrHi, + upper_32_bits(smu8_smu->scratch_buffer[i].mc_addr), + NULL); + + smum_send_msg_to_smc_with_parameter(hwmgr, + PPSMC_MSG_SetClkTableAddrLo, + lower_32_bits(smu8_smu->scratch_buffer[i].mc_addr), + NULL); + + smum_send_msg_to_smc_with_parameter(hwmgr, PPSMC_MSG_ExecuteJob, + smu8_smu->toc_entry_clock_table, + NULL); + + smum_send_msg_to_smc(hwmgr, PPSMC_MSG_ClkTableXferToDram, NULL); + + return 0; +} + +static int smu8_upload_pptable_settings(struct pp_hwmgr *hwmgr) +{ + struct smu8_smumgr *smu8_smu = hwmgr->smu_backend; + unsigned long i; + + for (i = 0; i < smu8_smu->scratch_buffer_length; i++) { + if (smu8_smu->scratch_buffer[i].firmware_ID + == SMU8_SCRATCH_ENTRY_SMU8_FUSION_CLKTABLE) + break; + } + + smum_send_msg_to_smc_with_parameter(hwmgr, + PPSMC_MSG_SetClkTableAddrHi, + upper_32_bits(smu8_smu->scratch_buffer[i].mc_addr), + NULL); + + smum_send_msg_to_smc_with_parameter(hwmgr, + PPSMC_MSG_SetClkTableAddrLo, + lower_32_bits(smu8_smu->scratch_buffer[i].mc_addr), + NULL); + + smum_send_msg_to_smc_with_parameter(hwmgr, PPSMC_MSG_ExecuteJob, + smu8_smu->toc_entry_clock_table, + NULL); + + smum_send_msg_to_smc(hwmgr, PPSMC_MSG_ClkTableXferToSmu, NULL); + + return 0; +} + +static int smu8_request_smu_load_fw(struct pp_hwmgr *hwmgr) +{ + struct smu8_smumgr *smu8_smu = hwmgr->smu_backend; + uint32_t smc_address; + uint32_t fw_to_check = 0; + int ret; + + amdgpu_ucode_init_bo(hwmgr->adev); + + smu8_smu_populate_firmware_entries(hwmgr); + + smu8_smu_construct_toc(hwmgr); + + smc_address = SMU8_FIRMWARE_HEADER_LOCATION + + offsetof(struct SMU8_Firmware_Header, UcodeLoadStatus); + + smu8_write_smc_sram_dword(hwmgr, smc_address, 0, smc_address+4); + + smum_send_msg_to_smc_with_parameter(hwmgr, + PPSMC_MSG_DriverDramAddrHi, + upper_32_bits(smu8_smu->toc_buffer.mc_addr), + NULL); + + smum_send_msg_to_smc_with_parameter(hwmgr, + PPSMC_MSG_DriverDramAddrLo, + lower_32_bits(smu8_smu->toc_buffer.mc_addr), + NULL); + + smum_send_msg_to_smc(hwmgr, PPSMC_MSG_InitJobs, NULL); + + smum_send_msg_to_smc_with_parameter(hwmgr, + PPSMC_MSG_ExecuteJob, + smu8_smu->toc_entry_aram, + NULL); + smum_send_msg_to_smc_with_parameter(hwmgr, PPSMC_MSG_ExecuteJob, + smu8_smu->toc_entry_power_profiling_index, + NULL); + + smum_send_msg_to_smc_with_parameter(hwmgr, + PPSMC_MSG_ExecuteJob, + smu8_smu->toc_entry_initialize_index, + NULL); + + fw_to_check = UCODE_ID_RLC_G_MASK | + UCODE_ID_SDMA0_MASK | + UCODE_ID_SDMA1_MASK | + UCODE_ID_CP_CE_MASK | + UCODE_ID_CP_ME_MASK | + UCODE_ID_CP_PFP_MASK | + UCODE_ID_CP_MEC_JT1_MASK | + UCODE_ID_CP_MEC_JT2_MASK; + + if (hwmgr->chip_id == CHIP_STONEY) + fw_to_check &= ~(UCODE_ID_SDMA1_MASK | UCODE_ID_CP_MEC_JT2_MASK); + + ret = smu8_check_fw_load_finish(hwmgr, fw_to_check); + if (ret) { + pr_err("SMU firmware load failed\n"); + return ret; + } + + ret = smu8_load_mec_firmware(hwmgr); + if (ret) { + pr_err("Mec Firmware load failed\n"); + return ret; + } + + return 0; +} + +static int smu8_start_smu(struct pp_hwmgr *hwmgr) +{ + struct amdgpu_device *adev; + + uint32_t index = SMN_MP1_SRAM_START_ADDR + + SMU8_FIRMWARE_HEADER_LOCATION + + offsetof(struct SMU8_Firmware_Header, Version); + + if (hwmgr == NULL || hwmgr->device == NULL) + return -EINVAL; + + adev = hwmgr->adev; + + cgs_write_register(hwmgr->device, mmMP0PUB_IND_INDEX, index); + hwmgr->smu_version = cgs_read_register(hwmgr->device, mmMP0PUB_IND_DATA); + pr_info("smu version %02d.%02d.%02d\n", + ((hwmgr->smu_version >> 16) & 0xFF), + ((hwmgr->smu_version >> 8) & 0xFF), + (hwmgr->smu_version & 0xFF)); + adev->pm.fw_version = hwmgr->smu_version >> 8; + + return smu8_request_smu_load_fw(hwmgr); +} + +static int smu8_smu_init(struct pp_hwmgr *hwmgr) +{ + int ret = 0; + struct smu8_smumgr *smu8_smu; + + smu8_smu = kzalloc(sizeof(struct smu8_smumgr), GFP_KERNEL); + if (smu8_smu == NULL) + return -ENOMEM; + + hwmgr->smu_backend = smu8_smu; + + smu8_smu->toc_buffer.data_size = 4096; + smu8_smu->smu_buffer.data_size = + ALIGN(UCODE_ID_RLC_SCRATCH_SIZE_BYTE, 32) + + ALIGN(UCODE_ID_RLC_SRM_ARAM_SIZE_BYTE, 32) + + ALIGN(UCODE_ID_RLC_SRM_DRAM_SIZE_BYTE, 32) + + ALIGN(sizeof(struct SMU8_MultimediaPowerLogData), 32) + + ALIGN(sizeof(struct SMU8_Fusion_ClkTable), 32); + + ret = amdgpu_bo_create_kernel((struct amdgpu_device *)hwmgr->adev, + smu8_smu->toc_buffer.data_size, + PAGE_SIZE, + AMDGPU_GEM_DOMAIN_VRAM, + &smu8_smu->toc_buffer.handle, + &smu8_smu->toc_buffer.mc_addr, + &smu8_smu->toc_buffer.kaddr); + if (ret) + goto err2; + + ret = amdgpu_bo_create_kernel((struct amdgpu_device *)hwmgr->adev, + smu8_smu->smu_buffer.data_size, + PAGE_SIZE, + AMDGPU_GEM_DOMAIN_VRAM, + &smu8_smu->smu_buffer.handle, + &smu8_smu->smu_buffer.mc_addr, + &smu8_smu->smu_buffer.kaddr); + if (ret) + goto err1; + + if (0 != smu8_smu_populate_single_scratch_entry(hwmgr, + SMU8_SCRATCH_ENTRY_UCODE_ID_RLC_SCRATCH, + UCODE_ID_RLC_SCRATCH_SIZE_BYTE, + &smu8_smu->scratch_buffer[smu8_smu->scratch_buffer_length++])) { + pr_err("Error when Populate Firmware Entry.\n"); + goto err0; + } + + if (0 != smu8_smu_populate_single_scratch_entry(hwmgr, + SMU8_SCRATCH_ENTRY_UCODE_ID_RLC_SRM_ARAM, + UCODE_ID_RLC_SRM_ARAM_SIZE_BYTE, + &smu8_smu->scratch_buffer[smu8_smu->scratch_buffer_length++])) { + pr_err("Error when Populate Firmware Entry.\n"); + goto err0; + } + if (0 != smu8_smu_populate_single_scratch_entry(hwmgr, + SMU8_SCRATCH_ENTRY_UCODE_ID_RLC_SRM_DRAM, + UCODE_ID_RLC_SRM_DRAM_SIZE_BYTE, + &smu8_smu->scratch_buffer[smu8_smu->scratch_buffer_length++])) { + pr_err("Error when Populate Firmware Entry.\n"); + goto err0; + } + + if (0 != smu8_smu_populate_single_scratch_entry(hwmgr, + SMU8_SCRATCH_ENTRY_UCODE_ID_POWER_PROFILING, + sizeof(struct SMU8_MultimediaPowerLogData), + &smu8_smu->scratch_buffer[smu8_smu->scratch_buffer_length++])) { + pr_err("Error when Populate Firmware Entry.\n"); + goto err0; + } + + if (0 != smu8_smu_populate_single_scratch_entry(hwmgr, + SMU8_SCRATCH_ENTRY_SMU8_FUSION_CLKTABLE, + sizeof(struct SMU8_Fusion_ClkTable), + &smu8_smu->scratch_buffer[smu8_smu->scratch_buffer_length++])) { + pr_err("Error when Populate Firmware Entry.\n"); + goto err0; + } + + return 0; + +err0: + amdgpu_bo_free_kernel(&smu8_smu->smu_buffer.handle, + &smu8_smu->smu_buffer.mc_addr, + &smu8_smu->smu_buffer.kaddr); +err1: + amdgpu_bo_free_kernel(&smu8_smu->toc_buffer.handle, + &smu8_smu->toc_buffer.mc_addr, + &smu8_smu->toc_buffer.kaddr); +err2: + kfree(smu8_smu); + return -EINVAL; +} + +static int smu8_smu_fini(struct pp_hwmgr *hwmgr) +{ + struct smu8_smumgr *smu8_smu; + + if (hwmgr == NULL || hwmgr->device == NULL) + return -EINVAL; + + smu8_smu = hwmgr->smu_backend; + if (smu8_smu) { + amdgpu_bo_free_kernel(&smu8_smu->toc_buffer.handle, + &smu8_smu->toc_buffer.mc_addr, + &smu8_smu->toc_buffer.kaddr); + amdgpu_bo_free_kernel(&smu8_smu->smu_buffer.handle, + &smu8_smu->smu_buffer.mc_addr, + &smu8_smu->smu_buffer.kaddr); + kfree(smu8_smu); + } + + return 0; +} + +static bool smu8_dpm_check_smu_features(struct pp_hwmgr *hwmgr, + unsigned long check_feature) +{ + int result; + uint32_t features; + + result = smum_send_msg_to_smc_with_parameter(hwmgr, + PPSMC_MSG_GetFeatureStatus, + 0, + &features); + if (result == 0) { + if (features & check_feature) + return true; + } + + return false; +} + +static bool smu8_is_dpm_running(struct pp_hwmgr *hwmgr) +{ + if (smu8_dpm_check_smu_features(hwmgr, SMU_EnabledFeatureScoreboard_SclkDpmOn)) + return true; + return false; +} + +const struct pp_smumgr_func smu8_smu_funcs = { + .name = "smu8_smu", + .smu_init = smu8_smu_init, + .smu_fini = smu8_smu_fini, + .start_smu = smu8_start_smu, + .check_fw_load_finish = smu8_check_fw_load_finish, + .request_smu_load_fw = NULL, + .request_smu_load_specific_fw = NULL, + .get_argument = smu8_get_argument, + .send_msg_to_smc = smu8_send_msg_to_smc, + .send_msg_to_smc_with_parameter = smu8_send_msg_to_smc_with_parameter, + .download_pptable_settings = smu8_download_pptable_settings, + .upload_pptable_settings = smu8_upload_pptable_settings, + .is_dpm_running = smu8_is_dpm_running, +}; + |