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authorAlex Deucher <alexander.deucher@amd.com>2014-12-15 17:24:19 -0500
committerAlex Deucher <alexander.deucher@amd.com>2015-01-05 12:08:58 -0500
commit02ae7af53a451a1b0a51022c4693f5b339133e79 (patch)
tree51d1e3380b42a66a83bf0ae34ce7c3a50305b839 /drivers
parent410cce2a6b82299b46ff316c6384e789ce275ecb (diff)
downloadlinux-02ae7af53a451a1b0a51022c4693f5b339133e79.tar.bz2
drm/radeon: adjust default bapm settings for KV
Enabling bapm seems to cause clocking problems on some KV configurations. Disable it by default for now. Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/radeon/kv_dpm.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/gpu/drm/radeon/kv_dpm.c b/drivers/gpu/drm/radeon/kv_dpm.c
index 9b42001295ba..e3e9c10cfba9 100644
--- a/drivers/gpu/drm/radeon/kv_dpm.c
+++ b/drivers/gpu/drm/radeon/kv_dpm.c
@@ -2745,13 +2745,11 @@ int kv_dpm_init(struct radeon_device *rdev)
pi->enable_auto_thermal_throttling = true;
pi->disable_nb_ps3_in_battery = false;
if (radeon_bapm == -1) {
- /* There are stability issues reported on with
- * bapm enabled on an asrock system.
- */
- if (rdev->pdev->subsystem_vendor == 0x1849)
- pi->bapm_enable = false;
- else
+ /* only enable bapm on KB, ML by default */
+ if (rdev->family == CHIP_KABINI || rdev->family == CHIP_MULLINS)
pi->bapm_enable = true;
+ else
+ pi->bapm_enable = false;
} else if (radeon_bapm == 0) {
pi->bapm_enable = false;
} else {