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| author | Alex Deucher <alexander.deucher@amd.com> | 2014-07-21 16:41:13 +0200 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2014-07-21 19:17:39 +0200 |
| commit | 730a336c33a3398d65896e8ee3ef9f5679fe30a9 (patch) | |
| tree | 4cb6cb9c07feb8c70600b1c24f4f08adb01e9c6f | |
| parent | drm/radeon: fix VM IB handling (diff) | |
| download | linux-730a336c33a3398d65896e8ee3ef9f5679fe30a9.tar.xz linux-730a336c33a3398d65896e8ee3ef9f5679fe30a9.zip | |
drm/radeon/TN: only enable bapm on MSI systems
There still seem to be stability problems with other systems.
Bug:
https://bugs.freedesktop.org/show_bug.cgi?id=72921
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/radeon/trinity_dpm.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/drivers/gpu/drm/radeon/trinity_dpm.c b/drivers/gpu/drm/radeon/trinity_dpm.c index 20da6ff183df..32e50be9c4ac 100644 --- a/drivers/gpu/drm/radeon/trinity_dpm.c +++ b/drivers/gpu/drm/radeon/trinity_dpm.c @@ -1874,15 +1874,16 @@ int trinity_dpm_init(struct radeon_device *rdev) for (i = 0; i < SUMO_MAX_HARDWARE_POWERLEVELS; i++) pi->at[i] = TRINITY_AT_DFLT; - /* There are stability issues reported on latops with - * bapm installed when switching between AC and battery - * power. At the same time, some desktop boards hang - * if it's not enabled and dpm is enabled. + /* There are stability issues reported on with + * bapm enabled when switching between AC and battery + * power. At the same time, some MSI boards hang + * if it's not enabled and dpm is enabled. Just enable + * it for MSI boards right now. */ - if (rdev->flags & RADEON_IS_MOBILITY) - pi->enable_bapm = false; - else + if (rdev->pdev->subsystem_vendor == 0x1462) pi->enable_bapm = true; + else + pi->enable_bapm = false; pi->enable_nbps_policy = true; pi->enable_sclk_ds = true; pi->enable_gfx_power_gating = true; |