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drm/radeon: enable additional power gating features on trinity

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TN has some additional powergating features beyond what is
supported on ON/LN.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher
2013-02-15 16:26:33 -05:00
parent e0bcf1654d
commit 8ba104637b
4 changed files with 54 additions and 6 deletions
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6
drivers/gpu/drm/radeon/nid.h
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@@ -665,6 +665,12 @@
#define TID_UNIT(x) ((x) << 14)
#define TID_UNIT_MASK (0xf << 14)
#define CG_IND_ADDR 0x8f8
#define CG_IND_DATA 0x8fc
/* CGIND regs */
#define CG_CGTT_LOCAL_0 0x00
#define CG_CGTT_LOCAL_1 0x01
#define MC_CG_CONFIG 0x25bc
#define MCDW_WR_ENABLE (1 << 0)
#define MCDX_WR_ENABLE (1 << 1)