| From | Greg Kroah-Hartman <> | Subject | [PATCH 3.12 139/212] drm/radeon: adjust TN dpm parameters for stability (v2) | Date | Mon, 2 Dec 2013 11:15:30 -0800 |
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3.12-stable review patch. If anyone has any objections, please let me know.
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From: Alex Deucher <alexander.deucher@amd.com>
commit 958b84fb3bef193198538b5c5902fa687cc8363f upstream.
Adjust some of the TN dpm settings for stability. Enabling these features causes hangs and other stability problems on certain boards.
v2: leave uvd dpm enabled
Bug: https://bugzilla.kernel.org/show_bug.cgi?id=63101
Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- drivers/gpu/drm/radeon/trinity_dpm.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)
--- a/drivers/gpu/drm/radeon/trinity_dpm.c +++ b/drivers/gpu/drm/radeon/trinity_dpm.c @@ -1873,9 +1873,9 @@ int trinity_dpm_init(struct radeon_devic pi->enable_sclk_ds = true; pi->enable_gfx_power_gating = true; pi->enable_gfx_clock_gating = true; - pi->enable_mg_clock_gating = true; - pi->enable_gfx_dynamic_mgpg = true; /* ??? */ - pi->override_dynamic_mgpg = true; + pi->enable_mg_clock_gating = false; + pi->enable_gfx_dynamic_mgpg = false; + pi->override_dynamic_mgpg = false; pi->enable_auto_thermal_throttling = true; pi->voltage_drop_in_dce = false; /* need to restructure dpm/modeset interaction */ pi->uvd_dpm = true; /* ??? */
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