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drm/i915: add SFUSE_STRAP registers for digital port detection
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DDIA is detected via the DDI_BUF_CTL registers bit 0, but for DDIB, DDIC
and DDID we need to consult SFUSE_STRAP values.

Signed-off-by: Eugeni Dodonov <eugeni.dodonov@intel.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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Eugeni Dodonov authored and Daniel Vetter committed Apr 9, 2012
1 parent 69e94b7 commit 96d6e35
Showing 1 changed file with 7 additions and 0 deletions.
7 changes: 7 additions & 0 deletions drivers/gpu/drm/i915/i915_reg.h
Original file line number Diff line number Diff line change
Expand Up @@ -4205,4 +4205,11 @@
#define PIPE_WM_LINETIME_TIME(x) ((x))
#define PIPE_WM_LINETIME_IPS_LINETIME_MASK (0x1ff<<16)
#define PIPE_WM_LINETIME_IPS_LINETIME(x) ((x)<<16)

/* SFUSE_STRAP */
#define SFUSE_STRAP 0xc2014
#define SFUSE_STRAP_DDIB_DETECTED (1<<2)
#define SFUSE_STRAP_DDIC_DETECTED (1<<1)
#define SFUSE_STRAP_DDID_DETECTED (1<<0)

#endif /* _I915_REG_H_ */

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