drm/radeon/dpm: add debugfs support for ON/LN
This allows you to look at the current DPM state via debugfs. Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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bd210d11cd
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fb70160c5f
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@ -1638,6 +1638,7 @@ static struct radeon_asic sumo_asic = {
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.get_sclk = &sumo_dpm_get_sclk,
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.get_sclk = &sumo_dpm_get_sclk,
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.get_mclk = &sumo_dpm_get_mclk,
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.get_mclk = &sumo_dpm_get_mclk,
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.print_power_state = &sumo_dpm_print_power_state,
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.print_power_state = &sumo_dpm_print_power_state,
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.debugfs_print_current_performance_level = &sumo_dpm_debugfs_print_current_performance_level,
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},
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},
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.pflip = {
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.pflip = {
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.pre_page_flip = &evergreen_pre_page_flip,
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.pre_page_flip = &evergreen_pre_page_flip,
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@ -565,6 +565,8 @@ u32 sumo_dpm_get_sclk(struct radeon_device *rdev, bool low);
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u32 sumo_dpm_get_mclk(struct radeon_device *rdev, bool low);
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u32 sumo_dpm_get_mclk(struct radeon_device *rdev, bool low);
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void sumo_dpm_print_power_state(struct radeon_device *rdev,
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void sumo_dpm_print_power_state(struct radeon_device *rdev,
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struct radeon_ps *ps);
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struct radeon_ps *ps);
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void sumo_dpm_debugfs_print_current_performance_level(struct radeon_device *rdev,
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struct seq_file *m);
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/*
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/*
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* cayman
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* cayman
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@ -1752,6 +1752,34 @@ void sumo_dpm_print_power_state(struct radeon_device *rdev,
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r600_dpm_print_ps_status(rdev, rps);
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r600_dpm_print_ps_status(rdev, rps);
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}
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}
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void sumo_dpm_debugfs_print_current_performance_level(struct radeon_device *rdev,
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struct seq_file *m)
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{
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struct sumo_power_info *pi = sumo_get_pi(rdev);
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struct radeon_ps *rps = rdev->pm.dpm.current_ps;
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struct sumo_ps *ps = sumo_get_ps(rps);
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struct sumo_pl *pl;
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u32 current_index =
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(RREG32(TARGET_AND_CURRENT_PROFILE_INDEX) & CURR_INDEX_MASK) >>
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CURR_INDEX_SHIFT;
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if (current_index == BOOST_DPM_LEVEL) {
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pl = &pi->boost_pl;
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seq_printf(m, "uvd vclk: %d dclk: %d\n", rps->vclk, rps->dclk);
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seq_printf(m, "power level %d sclk: %u vddc: %u\n",
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current_index, pl->sclk,
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sumo_convert_voltage_index_to_value(rdev, pl->vddc_index));
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} else if (current_index >= ps->num_levels) {
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seq_printf(m, "invalid dpm profile %d\n", current_index);
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} else {
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pl = &ps->levels[current_index];
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seq_printf(m, "uvd vclk: %d dclk: %d\n", rps->vclk, rps->dclk);
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seq_printf(m, "power level %d sclk: %u vddc: %u\n",
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current_index, pl->sclk,
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sumo_convert_voltage_index_to_value(rdev, pl->vddc_index));
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}
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}
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void sumo_dpm_fini(struct radeon_device *rdev)
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void sumo_dpm_fini(struct radeon_device *rdev)
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{
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{
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int i;
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int i;
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