diff options
Diffstat (limited to 'drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c | 58 |
1 files changed, 52 insertions, 6 deletions
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c index 3856da6c3f3d..f1282fc4b90a 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c @@ -83,7 +83,6 @@ MODULE_FIRMWARE("amdgpu/smu_13_0_10.bin"); #define PCIE_LC_SPEED_CNTL__LC_CURRENT_DATA_RATE__SHIFT 0xE static const int link_width[] = {0, 1, 2, 4, 8, 12, 16}; -static const int link_speed[] = {25, 50, 80, 160}; const int pmfw_decoded_link_speed[5] = {1, 2, 3, 4, 5}; const int pmfw_decoded_link_width[7] = {0, 1, 2, 4, 8, 12, 16}; @@ -1121,7 +1120,7 @@ smu_v13_0_display_clock_voltage_request(struct smu_context *smu, ret = smu_v13_0_set_hard_freq_limited_range(smu, clk_select, clk_freq, 0); - if(clk_select == SMU_UCLK) + if (clk_select == SMU_UCLK) smu->hard_min_uclk_req_from_dal = clk_freq; } @@ -1437,8 +1436,7 @@ static int smu_v13_0_irq_process(struct amdgpu_device *adev, return 0; } -static const struct amdgpu_irq_src_funcs smu_v13_0_irq_funcs = -{ +static const struct amdgpu_irq_src_funcs smu_v13_0_irq_funcs = { .set = smu_v13_0_set_irq_state, .process = smu_v13_0_irq_process, }; @@ -1933,7 +1931,7 @@ static int smu_v13_0_get_dpm_level_count(struct smu_context *smu, ret = smu_v13_0_get_dpm_freq_by_index(smu, clk_type, 0xff, value); /* SMU v13.0.2 FW returns 0 based max level, increment by one for it */ - if((smu->adev->ip_versions[MP1_HWIP][0] == IP_VERSION(13, 0, 2)) && (!ret && value)) + if ((smu->adev->ip_versions[MP1_HWIP][0] == IP_VERSION(13, 0, 2)) && (!ret && value)) ++(*value); return ret; @@ -2264,7 +2262,7 @@ int smu_v13_0_baco_set_state(struct smu_context *smu, if (state == SMU_BACO_STATE_ENTER) { ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_EnterBaco, - smu_baco->maco_support ? + (smu_baco->maco_support && amdgpu_runtime_pm != 1) ? BACO_SEQ_BAMACO : BACO_SEQ_BACO, NULL); } else { @@ -2424,3 +2422,51 @@ int smu_v13_0_mode1_reset(struct smu_context *smu) return ret; } + +int smu_v13_0_update_pcie_parameters(struct smu_context *smu, + uint32_t pcie_gen_cap, + uint32_t pcie_width_cap) +{ + struct smu_13_0_dpm_context *dpm_context = smu->smu_dpm.dpm_context; + struct smu_13_0_pcie_table *pcie_table = + &dpm_context->dpm_tables.pcie_table; + int num_of_levels = pcie_table->num_of_link_levels; + uint32_t smu_pcie_arg; + int ret, i; + + if (!amdgpu_device_pcie_dynamic_switching_supported()) { + if (pcie_table->pcie_gen[num_of_levels - 1] < pcie_gen_cap) + pcie_gen_cap = pcie_table->pcie_gen[num_of_levels - 1]; + + if (pcie_table->pcie_lane[num_of_levels - 1] < pcie_width_cap) + pcie_width_cap = pcie_table->pcie_lane[num_of_levels - 1]; + + /* Force all levels to use the same settings */ + for (i = 0; i < num_of_levels; i++) { + pcie_table->pcie_gen[i] = pcie_gen_cap; + pcie_table->pcie_lane[i] = pcie_width_cap; + } + } else { + for (i = 0; i < num_of_levels; i++) { + if (pcie_table->pcie_gen[i] > pcie_gen_cap) + pcie_table->pcie_gen[i] = pcie_gen_cap; + if (pcie_table->pcie_lane[i] > pcie_width_cap) + pcie_table->pcie_lane[i] = pcie_width_cap; + } + } + + for (i = 0; i < num_of_levels; i++) { + smu_pcie_arg = i << 16; + smu_pcie_arg |= pcie_table->pcie_gen[i] << 8; + smu_pcie_arg |= pcie_table->pcie_lane[i]; + + ret = smu_cmn_send_smc_msg_with_param(smu, + SMU_MSG_OverridePcieParameters, + smu_pcie_arg, + NULL); + if (ret) + return ret; + } + + return 0; +} |