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5 Commits

Author SHA1 Message Date
Alex Deucher ac0cdcb514 drm/radeon/dpm/r6xx: properly catch errors in dpm setup 
We weren't properly catching errors in dpm_enable()
and dpm_set_power_state().

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2013-06-27 19:16:51 -04:00
Alex Deucher 2abba66e7a drm/radeon: update radeon_atombios_get_default_voltages for mvdd 
Add a way to look up the bootup mvdd.  Required for DPM on SI.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2013-06-27 19:16:40 -04:00
Alex Deucher 58653abdd2 drm/radeon: update radeon_atom_is_voltage_gpio() for SI 
SI uses a new atom table.  Required for DPM on SI.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2013-06-27 19:16:24 -04:00
Alex Deucher c70d45536c drm/radeon/dpm/rv6xx: restructure code 
Needed to properly handle dynamic state adjustment.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2013-06-27 19:16:12 -04:00
Alex Deucher 4a6369e993 drm/radeon/kms: add dpm support for rv6xx (v3) 
This adds dpm support for rv6xx asics.  This includes:
- clockgating
- dynamic engine clock scaling
- dynamic memory clock scaling
- dynamic voltage scaling
- dynamic pcie gen1/gen2 switching

Set radeon.dpm=1 to enable.

v2: remove duplicate line
v3: fix thermal interrupt check noticed by Jerome

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
 2013-06-27 10:50:08 -04:00