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authorPaulo Zanoni <paulo.r.zanoni@intel.com>2012-11-20 15:12:07 -0200
committerDaniel Vetter <daniel.vetter@ffwll.ch>2012-11-21 17:47:08 +0100
commit17a303ec7cd5a245c621b6d0898eb3ef9fc96329 (patch)
tree35d90637b3b1740526740d32b23bbc8ef73af0e7 /drivers/gpu/drm/i915/i915_reg.h
parentc54e59046c825266ca0decdac47fcfcf902b6cd6 (diff)
drm/i915: make DP work on LPT-LP machines
We need to enable a special bit, otherwise none of the DP functions requiring the PCH will work. Version 2: store the PCH ID inside dev_priv, as suggested by Daniel Vetter. Signed-off-by: Paulo Zanoni <paulo.r.zanoni@intel.com> Reviewed-by: Damien Lespiau <damien.lespiau@intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_reg.h')
-rw-r--r--drivers/gpu/drm/i915/i915_reg.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 9118bd11258..2d838766418 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -3851,6 +3851,7 @@
#define SOUTH_DSPCLK_GATE_D 0xc2020
#define PCH_DPLSUNIT_CLOCK_GATE_DISABLE (1<<29)
+#define PCH_LP_PARTITION_LEVEL_DISABLE (1<<12)
/* CPU: FDI_TX */
#define _FDI_TXA_CTL 0x60100