From 02ae7af53a451a1b0a51022c4693f5b339133e79 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Mon, 15 Dec 2014 17:24:19 -0500 Subject: [PATCH] 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 Cc: stable@vger.kernel.org --- drivers/gpu/drm/radeon/kv_dpm.c | 10 ++++------ 1 file 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 { -- 2.20.1