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authorEugeni Dodonov <eugeni.dodonov@intel.com>2012-03-29 12:32:38 -0300
committerDaniel Vetter <daniel.vetter@ffwll.ch>2012-04-09 18:04:05 +0200
commit96d6e3506739c1ca2ebe578eb157dfd504bfad3a (patch)
treea308e74958d8ee9314dae364510b03d7ae69e8b9
parent69e94b7e0900293d28ae42fcbd8c5613d4e94f69 (diff)
downloadlinux-96d6e3506739c1ca2ebe578eb157dfd504bfad3a.tar.bz2
drm/i915: add SFUSE_STRAP registers for digital port detection
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>
-rw-r--r--drivers/gpu/drm/i915/i915_reg.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 9b34da991710..0f6f567ae507 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -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_ */