diff options
Diffstat (limited to 'drivers/gpu/drm/amd/powerplay/smumgr/rv_smumgr.c')
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/smumgr/rv_smumgr.c | 406 |
1 files changed, 0 insertions, 406 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/rv_smumgr.c b/drivers/gpu/drm/amd/powerplay/smumgr/rv_smumgr.c deleted file mode 100644 index 2d662b44af54..000000000000 --- a/drivers/gpu/drm/amd/powerplay/smumgr/rv_smumgr.c +++ /dev/null @@ -1,406 +0,0 @@ -/* - * Copyright 2016 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 "smumgr.h" -#include "rv_inc.h" -#include "pp_soc15.h" -#include "rv_smumgr.h" -#include "ppatomctrl.h" -#include "rv_ppsmc.h" -#include "smu10_driver_if.h" -#include "smu10.h" -#include "ppatomctrl.h" -#include "pp_debug.h" -#include "smu_ucode_xfer_vi.h" -#include "smu7_smumgr.h" - -#define VOLTAGE_SCALE 4 - -#define BUFFER_SIZE 80000 -#define MAX_STRING_SIZE 15 -#define BUFFER_SIZETWO 131072 - -#define MP0_Public 0x03800000 -#define MP0_SRAM 0x03900000 -#define MP1_Public 0x03b00000 -#define MP1_SRAM 0x03c00004 - -#define smnMP1_FIRMWARE_FLAGS 0x3010028 - - -bool rv_is_smc_ram_running(struct pp_hwmgr *hwmgr) -{ - uint32_t mp1_fw_flags, reg; - - reg = soc15_get_register_offset(NBIF_HWID, 0, - mmPCIE_INDEX2_BASE_IDX, mmPCIE_INDEX2); - - cgs_write_register(hwmgr->device, reg, - (MP1_Public | (smnMP1_FIRMWARE_FLAGS & 0xffffffff))); - - reg = soc15_get_register_offset(NBIF_HWID, 0, - mmPCIE_DATA2_BASE_IDX, mmPCIE_DATA2); - - mp1_fw_flags = cgs_read_register(hwmgr->device, reg); - - if (mp1_fw_flags & MP1_FIRMWARE_FLAGS__INTERRUPTS_ENABLED_MASK) - return true; - - return false; -} - -static uint32_t rv_wait_for_response(struct pp_hwmgr *hwmgr) -{ - uint32_t reg; - - if (!rv_is_smc_ram_running(hwmgr)) - return -EINVAL; - - reg = soc15_get_register_offset(MP1_HWID, 0, - mmMP1_SMN_C2PMSG_90_BASE_IDX, mmMP1_SMN_C2PMSG_90); - - phm_wait_for_register_unequal(hwmgr, reg, - 0, MP1_C2PMSG_90__CONTENT_MASK); - - return cgs_read_register(hwmgr->device, reg); -} - -int rv_send_msg_to_smc_without_waiting(struct pp_hwmgr *hwmgr, - uint16_t msg) -{ - uint32_t reg; - - if (!rv_is_smc_ram_running(hwmgr)) - return -EINVAL; - - reg = soc15_get_register_offset(MP1_HWID, 0, - mmMP1_SMN_C2PMSG_66_BASE_IDX, mmMP1_SMN_C2PMSG_66); - cgs_write_register(hwmgr->device, reg, msg); - - return 0; -} - -int rv_read_arg_from_smc(struct pp_hwmgr *hwmgr, uint32_t *arg) -{ - uint32_t reg; - - reg = soc15_get_register_offset(MP1_HWID, 0, - mmMP1_SMN_C2PMSG_82_BASE_IDX, mmMP1_SMN_C2PMSG_82); - - *arg = cgs_read_register(hwmgr->device, reg); - - return 0; -} - -int rv_send_msg_to_smc(struct pp_hwmgr *hwmgr, uint16_t msg) -{ - uint32_t reg; - - rv_wait_for_response(hwmgr); - - reg = soc15_get_register_offset(MP1_HWID, 0, - mmMP1_SMN_C2PMSG_90_BASE_IDX, mmMP1_SMN_C2PMSG_90); - cgs_write_register(hwmgr->device, reg, 0); - - rv_send_msg_to_smc_without_waiting(hwmgr, msg); - - if (rv_wait_for_response(hwmgr) == 0) - printk("Failed to send Message %x.\n", msg); - - return 0; -} - - -int rv_send_msg_to_smc_with_parameter(struct pp_hwmgr *hwmgr, - uint16_t msg, uint32_t parameter) -{ - uint32_t reg; - - rv_wait_for_response(hwmgr); - - reg = soc15_get_register_offset(MP1_HWID, 0, - mmMP1_SMN_C2PMSG_90_BASE_IDX, mmMP1_SMN_C2PMSG_90); - cgs_write_register(hwmgr->device, reg, 0); - - reg = soc15_get_register_offset(MP1_HWID, 0, - mmMP1_SMN_C2PMSG_82_BASE_IDX, mmMP1_SMN_C2PMSG_82); - cgs_write_register(hwmgr->device, reg, parameter); - - rv_send_msg_to_smc_without_waiting(hwmgr, msg); - - - if (rv_wait_for_response(hwmgr) == 0) - printk("Failed to send Message %x.\n", msg); - - return 0; -} - -int rv_copy_table_from_smc(struct pp_hwmgr *hwmgr, - uint8_t *table, int16_t table_id) -{ - struct rv_smumgr *priv = - (struct rv_smumgr *)(hwmgr->smu_backend); - - PP_ASSERT_WITH_CODE(table_id < MAX_SMU_TABLE, - "Invalid SMU Table ID!", return -EINVAL;); - PP_ASSERT_WITH_CODE(priv->smu_tables.entry[table_id].version != 0, - "Invalid SMU Table version!", return -EINVAL;); - PP_ASSERT_WITH_CODE(priv->smu_tables.entry[table_id].size != 0, - "Invalid SMU Table Length!", return -EINVAL;); - PP_ASSERT_WITH_CODE(rv_send_msg_to_smc_with_parameter(hwmgr, - PPSMC_MSG_SetDriverDramAddrHigh, - priv->smu_tables.entry[table_id].table_addr_high) == 0, - "[CopyTableFromSMC] Attempt to Set Dram Addr High Failed!", return -EINVAL;); - PP_ASSERT_WITH_CODE(rv_send_msg_to_smc_with_parameter(hwmgr, - PPSMC_MSG_SetDriverDramAddrLow, - priv->smu_tables.entry[table_id].table_addr_low) == 0, - "[CopyTableFromSMC] Attempt to Set Dram Addr Low Failed!", - return -EINVAL;); - PP_ASSERT_WITH_CODE(rv_send_msg_to_smc_with_parameter(hwmgr, - PPSMC_MSG_TransferTableSmu2Dram, - priv->smu_tables.entry[table_id].table_id) == 0, - "[CopyTableFromSMC] Attempt to Transfer Table From SMU Failed!", - return -EINVAL;); - - memcpy(table, priv->smu_tables.entry[table_id].table, - priv->smu_tables.entry[table_id].size); - - return 0; -} - -int rv_copy_table_to_smc(struct pp_hwmgr *hwmgr, - uint8_t *table, int16_t table_id) -{ - struct rv_smumgr *priv = - (struct rv_smumgr *)(hwmgr->smu_backend); - - PP_ASSERT_WITH_CODE(table_id < MAX_SMU_TABLE, - "Invalid SMU Table ID!", return -EINVAL;); - PP_ASSERT_WITH_CODE(priv->smu_tables.entry[table_id].version != 0, - "Invalid SMU Table version!", return -EINVAL;); - PP_ASSERT_WITH_CODE(priv->smu_tables.entry[table_id].size != 0, - "Invalid SMU Table Length!", return -EINVAL;); - - memcpy(priv->smu_tables.entry[table_id].table, table, - priv->smu_tables.entry[table_id].size); - - PP_ASSERT_WITH_CODE(rv_send_msg_to_smc_with_parameter(hwmgr, - PPSMC_MSG_SetDriverDramAddrHigh, - priv->smu_tables.entry[table_id].table_addr_high) == 0, - "[CopyTableToSMC] Attempt to Set Dram Addr High Failed!", - return -EINVAL;); - PP_ASSERT_WITH_CODE(rv_send_msg_to_smc_with_parameter(hwmgr, - PPSMC_MSG_SetDriverDramAddrLow, - priv->smu_tables.entry[table_id].table_addr_low) == 0, - "[CopyTableToSMC] Attempt to Set Dram Addr Low Failed!", - return -EINVAL;); - PP_ASSERT_WITH_CODE(rv_send_msg_to_smc_with_parameter(hwmgr, - PPSMC_MSG_TransferTableDram2Smu, - priv->smu_tables.entry[table_id].table_id) == 0, - "[CopyTableToSMC] Attempt to Transfer Table To SMU Failed!", - return -EINVAL;); - - return 0; -} - -static int rv_verify_smc_interface(struct pp_hwmgr *hwmgr) -{ - uint32_t smc_driver_if_version; - - PP_ASSERT_WITH_CODE(!rv_send_msg_to_smc(hwmgr, - PPSMC_MSG_GetDriverIfVersion), - "Attempt to get SMC IF Version Number Failed!", - return -EINVAL); - PP_ASSERT_WITH_CODE(!rv_read_arg_from_smc(hwmgr, - &smc_driver_if_version), - "Attempt to read SMC IF Version Number Failed!", - return -EINVAL); - - if (smc_driver_if_version != SMU10_DRIVER_IF_VERSION) - return -EINVAL; - - return 0; -} - -/* sdma is disabled by default in vbios, need to re-enable in driver */ -static int rv_smc_enable_sdma(struct pp_hwmgr *hwmgr) -{ - PP_ASSERT_WITH_CODE(!rv_send_msg_to_smc(hwmgr, - PPSMC_MSG_PowerUpSdma), - "Attempt to power up sdma Failed!", - return -EINVAL); - - return 0; -} - -static int rv_smc_disable_sdma(struct pp_hwmgr *hwmgr) -{ - PP_ASSERT_WITH_CODE(!rv_send_msg_to_smc(hwmgr, - PPSMC_MSG_PowerDownSdma), - "Attempt to power down sdma Failed!", - return -EINVAL); - - return 0; -} - -/* vcn is disabled by default in vbios, need to re-enable in driver */ -static int rv_smc_enable_vcn(struct pp_hwmgr *hwmgr) -{ - PP_ASSERT_WITH_CODE(!rv_send_msg_to_smc_with_parameter(hwmgr, - PPSMC_MSG_PowerUpVcn, 0), - "Attempt to power up vcn Failed!", - return -EINVAL); - - return 0; -} - -static int rv_smc_disable_vcn(struct pp_hwmgr *hwmgr) -{ - PP_ASSERT_WITH_CODE(!rv_send_msg_to_smc_with_parameter(hwmgr, - PPSMC_MSG_PowerDownVcn, 0), - "Attempt to power down vcn Failed!", - return -EINVAL); - - return 0; -} - -static int rv_smu_fini(struct pp_hwmgr *hwmgr) -{ - struct rv_smumgr *priv = - (struct rv_smumgr *)(hwmgr->smu_backend); - - if (priv) { - rv_smc_disable_sdma(hwmgr); - rv_smc_disable_vcn(hwmgr); - cgs_free_gpu_mem(hwmgr->device, - priv->smu_tables.entry[WMTABLE].handle); - cgs_free_gpu_mem(hwmgr->device, - priv->smu_tables.entry[CLOCKTABLE].handle); - kfree(hwmgr->smu_backend); - hwmgr->smu_backend = NULL; - } - - return 0; -} - -static int rv_start_smu(struct pp_hwmgr *hwmgr) -{ - struct cgs_firmware_info info = {0}; - - smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetSmuVersion); - rv_read_arg_from_smc(hwmgr, &hwmgr->smu_version); - info.version = hwmgr->smu_version >> 8; - - cgs_get_firmware_info(hwmgr->device, CGS_UCODE_ID_SMU, &info); - - if (rv_verify_smc_interface(hwmgr)) - return -EINVAL; - if (rv_smc_enable_sdma(hwmgr)) - return -EINVAL; - if (rv_smc_enable_vcn(hwmgr)) - return -EINVAL; - - return 0; -} - -static int rv_smu_init(struct pp_hwmgr *hwmgr) -{ - struct rv_smumgr *priv; - uint64_t mc_addr; - void *kaddr = NULL; - unsigned long handle; - - priv = kzalloc(sizeof(struct rv_smumgr), GFP_KERNEL); - - if (!priv) - return -ENOMEM; - - hwmgr->smu_backend = priv; - - /* allocate space for watermarks table */ - smu_allocate_memory(hwmgr->device, - sizeof(Watermarks_t), - CGS_GPU_MEM_TYPE__GART_CACHEABLE, - PAGE_SIZE, - &mc_addr, - &kaddr, - &handle); - - PP_ASSERT_WITH_CODE(kaddr, - "[rv_smu_init] Out of memory for wmtable.", - kfree(hwmgr->smu_backend); - hwmgr->smu_backend = NULL; - return -EINVAL); - - priv->smu_tables.entry[WMTABLE].version = 0x01; - priv->smu_tables.entry[WMTABLE].size = sizeof(Watermarks_t); - priv->smu_tables.entry[WMTABLE].table_id = TABLE_WATERMARKS; - priv->smu_tables.entry[WMTABLE].table_addr_high = - smu_upper_32_bits(mc_addr); - priv->smu_tables.entry[WMTABLE].table_addr_low = - smu_lower_32_bits(mc_addr); - priv->smu_tables.entry[WMTABLE].table = kaddr; - priv->smu_tables.entry[WMTABLE].handle = handle; - - /* allocate space for watermarks table */ - smu_allocate_memory(hwmgr->device, - sizeof(DpmClocks_t), - CGS_GPU_MEM_TYPE__GART_CACHEABLE, - PAGE_SIZE, - &mc_addr, - &kaddr, - &handle); - - PP_ASSERT_WITH_CODE(kaddr, - "[rv_smu_init] Out of memory for CLOCKTABLE.", - cgs_free_gpu_mem(hwmgr->device, - (cgs_handle_t)priv->smu_tables.entry[WMTABLE].handle); - kfree(hwmgr->smu_backend); - hwmgr->smu_backend = NULL; - return -EINVAL); - - priv->smu_tables.entry[CLOCKTABLE].version = 0x01; - priv->smu_tables.entry[CLOCKTABLE].size = sizeof(DpmClocks_t); - priv->smu_tables.entry[CLOCKTABLE].table_id = TABLE_DPMCLOCKS; - priv->smu_tables.entry[CLOCKTABLE].table_addr_high = - smu_upper_32_bits(mc_addr); - priv->smu_tables.entry[CLOCKTABLE].table_addr_low = - smu_lower_32_bits(mc_addr); - priv->smu_tables.entry[CLOCKTABLE].table = kaddr; - priv->smu_tables.entry[CLOCKTABLE].handle = handle; - - return 0; -} - -const struct pp_smumgr_func rv_smu_funcs = { - .smu_init = &rv_smu_init, - .smu_fini = &rv_smu_fini, - .start_smu = &rv_start_smu, - .request_smu_load_specific_fw = NULL, - .send_msg_to_smc = &rv_send_msg_to_smc, - .send_msg_to_smc_with_parameter = &rv_send_msg_to_smc_with_parameter, - .download_pptable_settings = NULL, - .upload_pptable_settings = NULL, -}; - - |