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| author | Dave Airlie <airlied@redhat.com> | 2013-07-09 04:49:39 +0400 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2013-07-09 04:49:39 +0400 |
| commit | 774d8e34e46506222bb5e2888e3ef42b2775715f (patch) | |
| tree | 22b62340c42a82262d91078b19a2f5f3bfd12099 /drivers/gpu/drm/radeon/trinity_dpm.c | |
| parent | fd0932d7f80146f115671a165461c6f877620abb (diff) | |
| parent | f4dec31861e938267d41a962f145edc7d81c8e92 (diff) | |
| download | linux-774d8e34e46506222bb5e2888e3ef42b2775715f.tar.xz | |
Merge branch 'drm-next-3.11' of git://people.freedesktop.org/~agd5f/linux into drm-next
A few more DPM fixes based on user testing.
* 'drm-next-3.11' of git://people.freedesktop.org/~agd5f/linux:
drm/radeon/dpm: implement vblank_too_short callback for si
drm/radeon/dpm: implement vblank_too_short callback for cayman
drm/radeon/dpm: implement vblank_too_short callback for btc
drm/radeon/dpm: implement vblank_too_short callback for evergreen
drm/radeon/dpm: implement vblank_too_short callback for 7xx
drm/radeon/dpm: add checks against vblank time
drm/radeon/dpm: add helper to calculate vblank time
drm/radeon: remove stray line in old pm code
drm/radeon/dpm: fix display_gap programming on rv7xx
drm/radeon/dpm: implement force performance level for TN
drm/radeon/dpm: implement force performance level for ON/LN
drm/radeon/dpm: implement force performance level for SI
drm/radeon/dpm: implement force performance level for cayman
drm/radeon/dpm: implement force performance levels for 7xx/eg/btc
drm/radeon/dpm: add infrastructure to force performance levels
drm/radeon: fix surface setup on r1xx
drm/radeon: add support for 3d perf states on older asics
drm/radeon: set default clocks for SI when DPM is disabled
Diffstat (limited to 'drivers/gpu/drm/radeon/trinity_dpm.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/trinity_dpm.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/trinity_dpm.c b/drivers/gpu/drm/radeon/trinity_dpm.c index 8a32bcc6bbb5..a1eb5f59939f 100644 --- a/drivers/gpu/drm/radeon/trinity_dpm.c +++ b/drivers/gpu/drm/radeon/trinity_dpm.c @@ -1158,6 +1158,37 @@ static void trinity_setup_nbp_sim(struct radeon_device *rdev, } } +int trinity_dpm_force_performance_level(struct radeon_device *rdev, + enum radeon_dpm_forced_level level) +{ + struct trinity_power_info *pi = trinity_get_pi(rdev); + struct radeon_ps *rps = &pi->current_rps; + struct trinity_ps *ps = trinity_get_ps(rps); + int i, ret; + + if (ps->num_levels <= 1) + return 0; + + if (level == RADEON_DPM_FORCED_LEVEL_HIGH) { + /* not supported by the hw */ + return -EINVAL; + } else if (level == RADEON_DPM_FORCED_LEVEL_LOW) { + ret = trinity_dpm_n_levels_disabled(rdev, ps->num_levels - 1); + if (ret) + return ret; + } else { + for (i = 0; i < ps->num_levels; i++) { + ret = trinity_dpm_n_levels_disabled(rdev, 0); + if (ret) + return ret; + } + } + + rdev->pm.dpm.forced_level = level; + + return 0; +} + int trinity_dpm_pre_set_power_state(struct radeon_device *rdev) { struct trinity_power_info *pi = trinity_get_pi(rdev); @@ -1190,6 +1221,7 @@ int trinity_dpm_set_power_state(struct radeon_device *rdev) trinity_force_level_0(rdev); trinity_unforce_levels(rdev); trinity_set_uvd_clock_after_set_eng_clock(rdev, new_ps, old_ps); + rdev->pm.dpm.forced_level = RADEON_DPM_FORCED_LEVEL_AUTO; } trinity_release_mutex(rdev); |