diff options
| author | Alex Deucher <alexander.deucher@amd.com> | 2014-09-15 06:15:22 +0200 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2014-11-20 19:00:10 +0100 |
| commit | e03cea367f992e683435c41344197cd7b223b62c (patch) | |
| tree | a76ad6f4b5b4b1318f3d9ed851b87350dddb72f2 /drivers/gpu/drm/radeon/r600_dpm.c | |
| parent | drm/radeon/dpm: add smc fan control for SI (v2) (diff) | |
| download | linux-e03cea367f992e683435c41344197cd7b223b62c.tar.xz linux-e03cea367f992e683435c41344197cd7b223b62c.zip | |
drm/radeon/dpm: add smc fan control for CI (v2)
Enable smc fan control for CI boards. Should
reduce the fan noise on systems with a higher
default fan profile.
v2: disable by default, add additional fan setup, rpm control
bug:
https://bugs.freedesktop.org/show_bug.cgi?id=73338
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/r600_dpm.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/r600_dpm.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/r600_dpm.c b/drivers/gpu/drm/radeon/r600_dpm.c index f6309bd23e01..76c6a17eeb2d 100644 --- a/drivers/gpu/drm/radeon/r600_dpm.c +++ b/drivers/gpu/drm/radeon/r600_dpm.c @@ -811,6 +811,7 @@ union power_info { union fan_info { struct _ATOM_PPLIB_FANTABLE fan; struct _ATOM_PPLIB_FANTABLE2 fan2; + struct _ATOM_PPLIB_FANTABLE3 fan3; }; static int r600_parse_clk_voltage_dep_table(struct radeon_clock_voltage_dependency_table *radeon_table, @@ -900,6 +901,14 @@ int r600_parse_extended_power_table(struct radeon_device *rdev) else rdev->pm.dpm.fan.t_max = 10900; rdev->pm.dpm.fan.cycle_delay = 100000; + if (fan_info->fan.ucFanTableFormat >= 3) { + rdev->pm.dpm.fan.control_mode = fan_info->fan3.ucFanControlMode; + rdev->pm.dpm.fan.default_max_fan_pwm = + le16_to_cpu(fan_info->fan3.usFanPWMMax); + rdev->pm.dpm.fan.default_fan_output_sensitivity = 4836; + rdev->pm.dpm.fan.fan_output_sensitivity = + le16_to_cpu(fan_info->fan3.usFanOutputSensitivity); + } rdev->pm.dpm.fan.ucode_fan_control = true; } } |