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 | 129 |
1 files changed, 97 insertions, 32 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 cf1b84060bc3..771a3d457c33 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 @@ -2199,7 +2199,7 @@ int smu_v13_0_gfx_ulv_control(struct smu_context *smu, return ret; } -int smu_v13_0_baco_set_armd3_sequence(struct smu_context *smu, +static int smu_v13_0_baco_set_armd3_sequence(struct smu_context *smu, enum smu_baco_seq baco_seq) { struct smu_baco_context *smu_baco = &smu->smu_baco; @@ -2221,33 +2221,14 @@ int smu_v13_0_baco_set_armd3_sequence(struct smu_context *smu, return 0; } -bool smu_v13_0_baco_is_support(struct smu_context *smu) -{ - struct smu_baco_context *smu_baco = &smu->smu_baco; - - if (amdgpu_sriov_vf(smu->adev) || - !smu_baco->platform_support) - return false; - - /* return true if ASIC is in BACO state already */ - if (smu_v13_0_baco_get_state(smu) == SMU_BACO_STATE_ENTER) - return true; - - if (smu_cmn_feature_is_supported(smu, SMU_FEATURE_BACO_BIT) && - !smu_cmn_feature_is_enabled(smu, SMU_FEATURE_BACO_BIT)) - return false; - - return true; -} - -enum smu_baco_state smu_v13_0_baco_get_state(struct smu_context *smu) +static enum smu_baco_state smu_v13_0_baco_get_state(struct smu_context *smu) { struct smu_baco_context *smu_baco = &smu->smu_baco; return smu_baco->state; } -int smu_v13_0_baco_set_state(struct smu_context *smu, +static int smu_v13_0_baco_set_state(struct smu_context *smu, enum smu_baco_state state) { struct smu_baco_context *smu_baco = &smu->smu_baco; @@ -2281,24 +2262,60 @@ int smu_v13_0_baco_set_state(struct smu_context *smu, return ret; } -int smu_v13_0_baco_enter(struct smu_context *smu) +bool smu_v13_0_baco_is_support(struct smu_context *smu) { - int ret = 0; + struct smu_baco_context *smu_baco = &smu->smu_baco; - ret = smu_v13_0_baco_set_state(smu, - SMU_BACO_STATE_ENTER); - if (ret) - return ret; + if (amdgpu_sriov_vf(smu->adev) || !smu_baco->platform_support) + return false; + + /* return true if ASIC is in BACO state already */ + if (smu_v13_0_baco_get_state(smu) == SMU_BACO_STATE_ENTER) + return true; - msleep(10); + if (smu_cmn_feature_is_supported(smu, SMU_FEATURE_BACO_BIT) && + !smu_cmn_feature_is_enabled(smu, SMU_FEATURE_BACO_BIT)) + return false; - return ret; + return true; +} + +int smu_v13_0_baco_enter(struct smu_context *smu) +{ + struct smu_baco_context *smu_baco = &smu->smu_baco; + struct amdgpu_device *adev = smu->adev; + int ret; + + if (adev->in_runpm && smu_cmn_is_audio_func_enabled(adev)) { + return smu_v13_0_baco_set_armd3_sequence(smu, + (smu_baco->maco_support && amdgpu_runtime_pm != 1) ? + BACO_SEQ_BAMACO : BACO_SEQ_BACO); + } else { + ret = smu_v13_0_baco_set_state(smu, SMU_BACO_STATE_ENTER); + if (!ret) + usleep_range(10000, 11000); + + return ret; + } } int smu_v13_0_baco_exit(struct smu_context *smu) { - return smu_v13_0_baco_set_state(smu, - SMU_BACO_STATE_EXIT); + struct amdgpu_device *adev = smu->adev; + int ret; + + if (adev->in_runpm && smu_cmn_is_audio_func_enabled(adev)) { + /* Wait for PMFW handling for the Dstate change */ + usleep_range(10000, 11000); + ret = smu_v13_0_baco_set_armd3_sequence(smu, BACO_SEQ_ULPS); + } else { + ret = smu_v13_0_baco_set_state(smu, SMU_BACO_STATE_EXIT); + } + + if (!ret) + adev->gfx.is_poweron = false; + + return ret; } int smu_v13_0_set_gfx_power_up_by_imu(struct smu_context *smu) @@ -2490,3 +2507,51 @@ int smu_v13_0_disable_pmfw_state(struct smu_context *smu) return ret == 0 ? 0 : -EINVAL; } + +int smu_v13_0_enable_uclk_shadow(struct smu_context *smu, bool enable) +{ + return smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_EnableUCLKShadow, enable, NULL); +} + +int smu_v13_0_set_wbrf_exclusion_ranges(struct smu_context *smu, + struct freq_band_range *exclusion_ranges) +{ + WifiBandEntryTable_t wifi_bands; + int valid_entries = 0; + int ret, i; + + memset(&wifi_bands, 0, sizeof(wifi_bands)); + for (i = 0; i < ARRAY_SIZE(wifi_bands.WifiBandEntry); i++) { + if (!exclusion_ranges[i].start && !exclusion_ranges[i].end) + break; + + /* PMFW expects the inputs to be in Mhz unit */ + wifi_bands.WifiBandEntry[valid_entries].LowFreq = + DIV_ROUND_DOWN_ULL(exclusion_ranges[i].start, HZ_PER_MHZ); + wifi_bands.WifiBandEntry[valid_entries++].HighFreq = + DIV_ROUND_UP_ULL(exclusion_ranges[i].end, HZ_PER_MHZ); + } + wifi_bands.WifiBandEntryNum = valid_entries; + + /* + * Per confirm with PMFW team, WifiBandEntryNum = 0 + * is a valid setting. + * + * Considering the scenarios below: + * - At first the wifi device adds an exclusion range e.g. (2400,2500) to + * BIOS and our driver gets notified. We will set WifiBandEntryNum = 1 + * and pass the WifiBandEntry (2400, 2500) to PMFW. + * + * - Later the wifi device removes the wifiband list added above and + * our driver gets notified again. At this time, driver will set + * WifiBandEntryNum = 0 and pass an empty WifiBandEntry list to PMFW. + * + * - PMFW may still need to do some uclk shadow update(e.g. switching + * from shadow clock back to primary clock) on receiving this. + */ + ret = smu_cmn_update_table(smu, SMU_TABLE_WIFIBAND, 0, &wifi_bands, true); + if (ret) + dev_warn(smu->adev->dev, "Failed to set wifiband!"); + + return ret; +} |