On some boards the rpm interface apparently does not work at all leading to the fan not spinning or spinning at strange speeds. Both interfaces work properly on the boards I have. Let's try and use the percent interface instead. Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1408 Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx> --- drivers/gpu/drm/amd/pm/inc/amdgpu_smu.h | 12 +-- drivers/gpu/drm/amd/pm/inc/smu_v11_0.h | 7 +- drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c | 35 ++++---- .../gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c | 26 ++++-- .../gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c | 26 ++++-- .../amd/pm/swsmu/smu11/sienna_cichlid_ppt.c | 26 ++++-- .../gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c | 89 +++++++------------ 7 files changed, 117 insertions(+), 104 deletions(-) diff --git a/drivers/gpu/drm/amd/pm/inc/amdgpu_smu.h b/drivers/gpu/drm/amd/pm/inc/amdgpu_smu.h index 631a36a75ae3..44279c2afccb 100644 --- a/drivers/gpu/drm/amd/pm/inc/amdgpu_smu.h +++ b/drivers/gpu/drm/amd/pm/inc/amdgpu_smu.h @@ -173,7 +173,7 @@ enum smu_memory_pool_size struct smu_user_dpm_profile { uint32_t fan_mode; uint32_t power_limit; - uint32_t fan_speed_rpm; + uint32_t fan_speed_percent; uint32_t flags; /* user clock state information */ @@ -472,7 +472,7 @@ struct smu_context struct work_struct interrupt_work; unsigned fan_max_rpm; - unsigned manual_fan_speed_rpm; + unsigned manual_fan_speed_percent; uint32_t gfx_default_hard_min_freq; uint32_t gfx_default_soft_max_freq; @@ -648,9 +648,9 @@ struct pptable_funcs { bool (*is_dpm_running)(struct smu_context *smu); /** - * @get_fan_speed_rpm: Get the current fan speed in RPM. + * @get_fan_speed_percent: Get the current fan speed in percent. */ - int (*get_fan_speed_rpm)(struct smu_context *smu, uint32_t *speed); + int (*get_fan_speed_percent)(struct smu_context *smu, uint32_t *speed); /** * @set_watermarks_table: Configure and upload the watermarks tables to @@ -951,9 +951,9 @@ struct pptable_funcs { int (*set_fan_control_mode)(struct smu_context *smu, uint32_t mode); /** - * @set_fan_speed_rpm: Set a static fan speed in RPM. + * @set_fan_speed_percent: Set a static fan speed in percent. */ - int (*set_fan_speed_rpm)(struct smu_context *smu, uint32_t speed); + int (*set_fan_speed_percent)(struct smu_context *smu, uint32_t speed); /** * @set_xgmi_pstate: Set inter-chip global memory interconnect pstate. diff --git a/drivers/gpu/drm/amd/pm/inc/smu_v11_0.h b/drivers/gpu/drm/amd/pm/inc/smu_v11_0.h index 102a0cf12d7a..c7d57e9555cc 100644 --- a/drivers/gpu/drm/amd/pm/inc/smu_v11_0.h +++ b/drivers/gpu/drm/amd/pm/inc/smu_v11_0.h @@ -203,11 +203,8 @@ int smu_v11_0_set_fan_control_mode(struct smu_context *smu, uint32_t mode); -int smu_v11_0_set_fan_speed_rpm(struct smu_context *smu, - uint32_t speed); - -int smu_v11_0_get_fan_speed_rpm(struct smu_context *smu, - uint32_t *speed); +int smu_v11_0_set_fan_speed_percent(struct smu_context *smu, + uint32_t speed); int smu_v11_0_set_xgmi_pstate(struct smu_context *smu, uint32_t pstate); diff --git a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c index f958b02f9317..1c7ac81fe417 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c +++ b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c @@ -368,8 +368,8 @@ static void smu_restore_dpm_user_profile(struct smu_context *smu) return; } - if (!ret && smu->user_dpm_profile.fan_speed_rpm) { - ret = smu_set_fan_speed_rpm(smu, smu->user_dpm_profile.fan_speed_rpm); + if (!ret && smu->user_dpm_profile.fan_speed_percent) { + ret = smu_set_fan_speed_percent(smu, smu->user_dpm_profile.fan_speed_percent); if (ret) dev_err(smu->adev->dev, "Failed to set manual fan speed\n"); } @@ -2025,6 +2025,7 @@ int smu_set_gfx_cgpg(struct smu_context *smu, bool enabled) int smu_set_fan_speed_rpm(struct smu_context *smu, uint32_t speed) { + u32 percent; int ret = 0; if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) @@ -2032,10 +2033,11 @@ int smu_set_fan_speed_rpm(struct smu_context *smu, uint32_t speed) mutex_lock(&smu->mutex); - if (smu->ppt_funcs->set_fan_speed_rpm) { - ret = smu->ppt_funcs->set_fan_speed_rpm(smu, speed); + if (smu->ppt_funcs->set_fan_speed_percent) { + percent = speed * 100 / smu->fan_max_rpm; + ret = smu->ppt_funcs->set_fan_speed_percent(smu, percent); if (!ret && smu->user_dpm_profile.flags != SMU_DPM_USER_PROFILE_RESTORE) - smu->user_dpm_profile.fan_speed_rpm = speed; + smu->user_dpm_profile.fan_speed_percent = percent; } mutex_unlock(&smu->mutex); @@ -2270,7 +2272,7 @@ int smu_set_fan_control_mode(struct smu_context *smu, int value) /* reset user dpm fan speed */ if (!ret && value != AMD_FAN_CTRL_MANUAL && smu->user_dpm_profile.flags != SMU_DPM_USER_PROFILE_RESTORE) - smu->user_dpm_profile.fan_speed_rpm = 0; + smu->user_dpm_profile.fan_speed_percent = 0; return ret; } @@ -2279,17 +2281,15 @@ int smu_get_fan_speed_percent(struct smu_context *smu, uint32_t *speed) { int ret = 0; uint32_t percent; - uint32_t current_rpm; if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) return -EOPNOTSUPP; mutex_lock(&smu->mutex); - if (smu->ppt_funcs->get_fan_speed_rpm) { - ret = smu->ppt_funcs->get_fan_speed_rpm(smu, ¤t_rpm); + if (smu->ppt_funcs->get_fan_speed_percent) { + ret = smu->ppt_funcs->get_fan_speed_percent(smu, &percent); if (!ret) { - percent = current_rpm * 100 / smu->fan_max_rpm; *speed = percent > 100 ? 100 : percent; } } @@ -2303,18 +2303,18 @@ int smu_get_fan_speed_percent(struct smu_context *smu, uint32_t *speed) int smu_set_fan_speed_percent(struct smu_context *smu, uint32_t speed) { int ret = 0; - uint32_t rpm; if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) return -EOPNOTSUPP; mutex_lock(&smu->mutex); - if (smu->ppt_funcs->set_fan_speed_rpm) { + if (smu->ppt_funcs->set_fan_speed_percent) { if (speed > 100) speed = 100; - rpm = speed * smu->fan_max_rpm / 100; - ret = smu->ppt_funcs->set_fan_speed_rpm(smu, rpm); + ret = smu->ppt_funcs->set_fan_speed_percent(smu, speed); + if (!ret && smu->user_dpm_profile.flags != SMU_DPM_USER_PROFILE_RESTORE) + smu->user_dpm_profile.fan_speed_percent = speed; } mutex_unlock(&smu->mutex); @@ -2325,14 +2325,17 @@ int smu_set_fan_speed_percent(struct smu_context *smu, uint32_t speed) int smu_get_fan_speed_rpm(struct smu_context *smu, uint32_t *speed) { int ret = 0; + u32 percent; if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) return -EOPNOTSUPP; mutex_lock(&smu->mutex); - if (smu->ppt_funcs->get_fan_speed_rpm) - ret = smu->ppt_funcs->get_fan_speed_rpm(smu, speed); + if (smu->ppt_funcs->get_fan_speed_percent) { + ret = smu->ppt_funcs->get_fan_speed_percent(smu, &percent); + *speed = percent * smu->fan_max_rpm / 100; + } mutex_unlock(&smu->mutex); diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c index cd7b411457ff..f0cc4de9ced5 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c @@ -1080,15 +1080,27 @@ static int arcturus_read_sensor(struct smu_context *smu, return ret; } -static int arcturus_get_fan_speed_rpm(struct smu_context *smu, - uint32_t *speed) +static int arcturus_get_fan_speed_percent(struct smu_context *smu, + uint32_t *speed) { + int ret; + u32 rpm; + if (!speed) return -EINVAL; - return arcturus_get_smu_metrics_data(smu, - METRICS_CURR_FANSPEED, - speed); + switch (smu_v11_0_get_fan_control_mode(smu)) { + case AMD_FAN_CTRL_AUTO: + ret = arcturus_get_smu_metrics_data(smu, + METRICS_CURR_FANSPEED, + &rpm); + if (!ret && smu->fan_max_rpm) + *speed = rpm * 100 / smu->fan_max_rpm; + return ret; + default: + *speed = smu->user_dpm_profile.fan_speed_percent; + return 0; + } } static int arcturus_get_fan_parameters(struct smu_context *smu) @@ -2281,7 +2293,7 @@ static const struct pptable_funcs arcturus_ppt_funcs = { .print_clk_levels = arcturus_print_clk_levels, .force_clk_levels = arcturus_force_clk_levels, .read_sensor = arcturus_read_sensor, - .get_fan_speed_rpm = arcturus_get_fan_speed_rpm, + .get_fan_speed_percent = arcturus_get_fan_speed_percent, .get_power_profile_mode = arcturus_get_power_profile_mode, .set_power_profile_mode = arcturus_set_power_profile_mode, .set_performance_level = arcturus_set_performance_level, @@ -2326,7 +2338,7 @@ static const struct pptable_funcs arcturus_ppt_funcs = { .display_clock_voltage_request = smu_v11_0_display_clock_voltage_request, .get_fan_control_mode = smu_v11_0_get_fan_control_mode, .set_fan_control_mode = smu_v11_0_set_fan_control_mode, - .set_fan_speed_rpm = smu_v11_0_set_fan_speed_rpm, + .set_fan_speed_percent = smu_v11_0_set_fan_speed_percent, .set_xgmi_pstate = smu_v11_0_set_xgmi_pstate, .gfx_off_control = smu_v11_0_gfx_off_control, .register_irq_handler = smu_v11_0_register_irq_handler, diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c index 7ebf9588983f..f7f78daffd27 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c @@ -1317,15 +1317,27 @@ static bool navi10_is_dpm_running(struct smu_context *smu) return !!(feature_enabled & SMC_DPM_FEATURE); } -static int navi10_get_fan_speed_rpm(struct smu_context *smu, - uint32_t *speed) +static int navi10_get_fan_speed_percent(struct smu_context *smu, + uint32_t *speed) { + int ret; + u32 rpm; + if (!speed) return -EINVAL; - return navi10_get_smu_metrics_data(smu, - METRICS_CURR_FANSPEED, - speed); + switch (smu_v11_0_get_fan_control_mode(smu)) { + case AMD_FAN_CTRL_AUTO: + ret = navi10_get_smu_metrics_data(smu, + METRICS_CURR_FANSPEED, + &rpm); + if (!ret && smu->fan_max_rpm) + *speed = rpm * 100 / smu->fan_max_rpm; + return ret; + default: + *speed = smu->user_dpm_profile.fan_speed_percent; + return 0; + } } static int navi10_get_fan_parameters(struct smu_context *smu) @@ -2413,7 +2425,7 @@ static const struct pptable_funcs navi10_ppt_funcs = { .display_config_changed = navi10_display_config_changed, .notify_smc_display_config = navi10_notify_smc_display_config, .is_dpm_running = navi10_is_dpm_running, - .get_fan_speed_rpm = navi10_get_fan_speed_rpm, + .get_fan_speed_percent = navi10_get_fan_speed_percent, .get_power_profile_mode = navi10_get_power_profile_mode, .set_power_profile_mode = navi10_set_power_profile_mode, .set_watermarks_table = navi10_set_watermarks_table, @@ -2456,7 +2468,7 @@ static const struct pptable_funcs navi10_ppt_funcs = { .display_clock_voltage_request = smu_v11_0_display_clock_voltage_request, .get_fan_control_mode = smu_v11_0_get_fan_control_mode, .set_fan_control_mode = smu_v11_0_set_fan_control_mode, - .set_fan_speed_rpm = smu_v11_0_set_fan_speed_rpm, + .set_fan_speed_percent = smu_v11_0_set_fan_speed_percent, .set_xgmi_pstate = smu_v11_0_set_xgmi_pstate, .gfx_off_control = smu_v11_0_gfx_off_control, .register_irq_handler = smu_v11_0_register_irq_handler, diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c index 24f3c96a5e5e..e3ba40d9f83f 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c @@ -1237,15 +1237,27 @@ static bool sienna_cichlid_is_dpm_running(struct smu_context *smu) return !!(feature_enabled & SMC_DPM_FEATURE); } -static int sienna_cichlid_get_fan_speed_rpm(struct smu_context *smu, - uint32_t *speed) +static int sienna_cichlid_get_fan_speed_percent(struct smu_context *smu, + uint32_t *speed) { + int ret; + u32 rpm; + if (!speed) return -EINVAL; - return sienna_cichlid_get_smu_metrics_data(smu, - METRICS_CURR_FANSPEED, - speed); + switch (smu_v11_0_get_fan_control_mode(smu)) { + case AMD_FAN_CTRL_AUTO: + ret = sienna_cichlid_get_smu_metrics_data(smu, + METRICS_CURR_FANSPEED, + &rpm); + if (!ret && smu->fan_max_rpm) + *speed = rpm * 100 / smu->fan_max_rpm; + return ret; + default: + *speed = smu->user_dpm_profile.fan_speed_percent; + return 0; + } } static int sienna_cichlid_get_fan_parameters(struct smu_context *smu) @@ -3087,7 +3099,7 @@ static const struct pptable_funcs sienna_cichlid_ppt_funcs = { .display_config_changed = sienna_cichlid_display_config_changed, .notify_smc_display_config = sienna_cichlid_notify_smc_display_config, .is_dpm_running = sienna_cichlid_is_dpm_running, - .get_fan_speed_rpm = sienna_cichlid_get_fan_speed_rpm, + .get_fan_speed_percent = sienna_cichlid_get_fan_speed_percent, .get_power_profile_mode = sienna_cichlid_get_power_profile_mode, .set_power_profile_mode = sienna_cichlid_set_power_profile_mode, .set_watermarks_table = sienna_cichlid_set_watermarks_table, @@ -3130,7 +3142,7 @@ static const struct pptable_funcs sienna_cichlid_ppt_funcs = { .display_clock_voltage_request = smu_v11_0_display_clock_voltage_request, .get_fan_control_mode = smu_v11_0_get_fan_control_mode, .set_fan_control_mode = smu_v11_0_set_fan_control_mode, - .set_fan_speed_rpm = smu_v11_0_set_fan_speed_rpm, + .set_fan_speed_percent = smu_v11_0_set_fan_speed_percent, .set_xgmi_pstate = smu_v11_0_set_xgmi_pstate, .gfx_off_control = smu_v11_0_gfx_off_control, .register_irq_handler = smu_v11_0_register_irq_handler, diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c index 147efe12973c..cf6176afd4d5 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c @@ -1137,10 +1137,10 @@ int smu_v11_0_gfx_off_control(struct smu_context *smu, bool enable) uint32_t smu_v11_0_get_fan_control_mode(struct smu_context *smu) { - if (!smu_cmn_feature_is_enabled(smu, SMU_FEATURE_FAN_CONTROL_BIT)) - return AMD_FAN_CTRL_MANUAL; - else + if (smu_cmn_feature_is_enabled(smu, SMU_FEATURE_FAN_CONTROL_BIT)) return AMD_FAN_CTRL_AUTO; + else + return smu->user_dpm_profile.fan_mode; } static int @@ -1174,6 +1174,35 @@ smu_v11_0_set_fan_static_mode(struct smu_context *smu, uint32_t mode) return 0; } +int +smu_v11_0_set_fan_speed_percent(struct smu_context *smu, uint32_t speed) +{ + struct amdgpu_device *adev = smu->adev; + uint32_t duty100, duty; + uint64_t tmp64; + + if (speed > 100) + speed = 100; + + if (smu_v11_0_auto_fan_control(smu, 0)) + return -EINVAL; + + duty100 = REG_GET_FIELD(RREG32_SOC15(THM, 0, mmCG_FDO_CTRL1), + CG_FDO_CTRL1, FMAX_DUTY100); + if (!duty100) + return -EINVAL; + + tmp64 = (uint64_t)speed * duty100; + do_div(tmp64, 100); + duty = (uint32_t)tmp64; + + WREG32_SOC15(THM, 0, mmCG_FDO_CTRL0, + REG_SET_FIELD(RREG32_SOC15(THM, 0, mmCG_FDO_CTRL0), + CG_FDO_CTRL0, FDO_STATIC_DUTY, duty)); + + return smu_v11_0_set_fan_static_mode(smu, FDO_PWM_MODE_STATIC); +} + int smu_v11_0_set_fan_control_mode(struct smu_context *smu, uint32_t mode) @@ -1182,7 +1211,7 @@ smu_v11_0_set_fan_control_mode(struct smu_context *smu, switch (mode) { case AMD_FAN_CTRL_NONE: - ret = smu_v11_0_set_fan_speed_rpm(smu, smu->fan_max_rpm); + ret = smu_v11_0_set_fan_speed_percent(smu, 100); break; case AMD_FAN_CTRL_MANUAL: ret = smu_v11_0_auto_fan_control(smu, 0); @@ -1202,58 +1231,6 @@ smu_v11_0_set_fan_control_mode(struct smu_context *smu, return ret; } -int smu_v11_0_set_fan_speed_rpm(struct smu_context *smu, - uint32_t speed) -{ - struct amdgpu_device *adev = smu->adev; - int ret; - uint32_t tach_period, crystal_clock_freq; - - if (!speed) - return -EINVAL; - - ret = smu_v11_0_auto_fan_control(smu, 0); - if (ret) - return ret; - - /* - * crystal_clock_freq div by 4 is required since the fan control - * module refers to 25MHz - */ - - crystal_clock_freq = amdgpu_asic_get_xclk(adev) / 4; - tach_period = 60 * crystal_clock_freq * 10000 / (8 * speed); - WREG32_SOC15(THM, 0, mmCG_TACH_CTRL, - REG_SET_FIELD(RREG32_SOC15(THM, 0, mmCG_TACH_CTRL), - CG_TACH_CTRL, TARGET_PERIOD, - tach_period)); - - ret = smu_v11_0_set_fan_static_mode(smu, FDO_PWM_MODE_STATIC_RPM); - - return ret; -} - -int smu_v11_0_get_fan_speed_rpm(struct smu_context *smu, - uint32_t *speed) -{ - struct amdgpu_device *adev = smu->adev; - uint32_t tach_period, crystal_clock_freq; - uint64_t tmp64; - - tach_period = REG_GET_FIELD(RREG32_SOC15(THM, 0, mmCG_TACH_CTRL), - CG_TACH_CTRL, TARGET_PERIOD); - if (!tach_period) - return -EINVAL; - - crystal_clock_freq = amdgpu_asic_get_xclk(adev); - - tmp64 = (uint64_t)crystal_clock_freq * 60 * 10000; - do_div(tmp64, (tach_period * 8)); - *speed = (uint32_t)tmp64; - - return 0; -} - int smu_v11_0_set_xgmi_pstate(struct smu_context *smu, uint32_t pstate) { -- 2.29.2 _______________________________________________ amd-gfx mailing list amd-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/amd-gfx
