[Intel-gfx] [PATCH 22/41] drm/i915: add SFUSE_STRAP registers for digital port detection
Eugeni Dodonov
eugeni.dodonov at intel.com
Thu Mar 29 17:32:38 CEST 2012
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 at intel.com>
---
drivers/gpu/drm/i915/i915_reg.h | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index d9df228..f300f5f 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -4037,4 +4037,11 @@
#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_ */
--
1.7.9.5
More information about the Intel-gfx
mailing list