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drm/radeon/ni: implement get_current_sclk/mclk
Will be used for exposing current clocks via INFO ioctl. Tested-by: Marek Olšák <marek.olsak@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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3 changed files with 40 additions and 0 deletions
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@ -4319,6 +4319,42 @@ void ni_dpm_debugfs_print_current_performance_level(struct radeon_device *rdev,
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}
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}
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u32 ni_dpm_get_current_sclk(struct radeon_device *rdev)
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{
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struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
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struct radeon_ps *rps = &eg_pi->current_rps;
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struct ni_ps *ps = ni_get_ps(rps);
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struct rv7xx_pl *pl;
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u32 current_index =
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(RREG32(TARGET_AND_CURRENT_PROFILE_INDEX) & CURRENT_STATE_INDEX_MASK) >>
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CURRENT_STATE_INDEX_SHIFT;
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if (current_index >= ps->performance_level_count) {
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return 0;
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} else {
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pl = &ps->performance_levels[current_index];
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return pl->sclk;
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}
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}
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u32 ni_dpm_get_current_mclk(struct radeon_device *rdev)
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{
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struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
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struct radeon_ps *rps = &eg_pi->current_rps;
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struct ni_ps *ps = ni_get_ps(rps);
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struct rv7xx_pl *pl;
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u32 current_index =
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(RREG32(TARGET_AND_CURRENT_PROFILE_INDEX) & CURRENT_STATE_INDEX_MASK) >>
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CURRENT_STATE_INDEX_SHIFT;
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if (current_index >= ps->performance_level_count) {
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return 0;
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} else {
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pl = &ps->performance_levels[current_index];
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return pl->mclk;
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}
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}
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u32 ni_dpm_get_sclk(struct radeon_device *rdev, bool low)
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{
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struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
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@ -1727,6 +1727,8 @@ static struct radeon_asic cayman_asic = {
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.debugfs_print_current_performance_level = &ni_dpm_debugfs_print_current_performance_level,
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.force_performance_level = &ni_dpm_force_performance_level,
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.vblank_too_short = &ni_dpm_vblank_too_short,
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.get_current_sclk = &ni_dpm_get_current_sclk,
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.get_current_mclk = &ni_dpm_get_current_mclk,
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},
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.pflip = {
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.page_flip = &evergreen_page_flip,
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@ -663,6 +663,8 @@ void ni_dpm_debugfs_print_current_performance_level(struct radeon_device *rdev,
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int ni_dpm_force_performance_level(struct radeon_device *rdev,
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enum radeon_dpm_forced_level level);
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bool ni_dpm_vblank_too_short(struct radeon_device *rdev);
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u32 ni_dpm_get_current_sclk(struct radeon_device *rdev);
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u32 ni_dpm_get_current_mclk(struct radeon_device *rdev);
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int trinity_dpm_init(struct radeon_device *rdev);
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int trinity_dpm_enable(struct radeon_device *rdev);
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int trinity_dpm_late_enable(struct radeon_device *rdev);
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