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drm/radeon/dpm: add pre/post_set_power_state callback (BTC)

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This properly implemented dynamic state adjustment by
using a working copy of the requested and current
power states.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher
2013-01-16 14:17:23 -05:00
parent a284c48ae7
commit e8a9539fa0
4 changed files with 83 additions and 13 deletions
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5
drivers/gpu/drm/radeon/cypress_dpm.h
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@@ -88,7 +88,10 @@ struct evergreen_power_info {
struct at ats[2];
/* smc offsets */
u16 mc_reg_table_start;
struct rv7xx_ps hw_ps;
struct radeon_ps current_rps;
struct rv7xx_ps current_ps;
struct radeon_ps requested_rps;
struct rv7xx_ps requested_ps;
};
#define CYPRESS_HASI_DFLT 400000