Add a few regs needed for various clock gating init purposes and make
sure they don't fall into the display offset range on VLV.

Signed-off-by: Jesse Barnes <[email protected]>
---
 drivers/gpu/drm/i915/i915_drv.c |   17 +++++++++++++++++
 drivers/gpu/drm/i915/i915_reg.h |   11 +++++++++++
 2 files changed, 28 insertions(+)

diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index a7837e5..205f61c 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -1128,6 +1128,23 @@ static bool IS_DISPLAYREG(u32 reg)
        if (reg == GEN6_GDRST)
                return false;
 
+       switch (reg) {
+       case _3D_CHICKEN3:
+       case IVB_CHICKEN3:
+       case GEN7_HALF_SLICE_CHICKEN1:
+       case GEN7_COMMON_SLICE_CHICKEN1:
+       case GEN7_L3CNTLREG1:
+       case GEN7_L3_CHICKEN_MODE_REGISTER:
+       case GEN7_ROW_CHICKEN2:
+       case GEN7_L3SQCREG4:
+       case GEN7_SQ_CHICKEN_MBCUNIT_CONFIG:
+       case GEN6_MBCTL:
+       case GEN6_UCGCTL2:
+       case GEN7_UCGCTL4:
+               return false;
+       default:
+               break;
+       }
        return true;
 }
 
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index a828e90..7d133a1 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -544,6 +544,8 @@
 #define IIR            0x020a4
 #define IMR            0x020a8
 #define ISR            0x020ac
+#define VLV_GUNIT_CLOCK_GATE   0x182060
+#define   GCFG_DIS             (1<<8)
 #define VLV_IIR_RW     0x182084
 #define VLV_IER                0x1820a0
 #define VLV_IIR                0x1820a4
@@ -4244,6 +4246,15 @@
 #define GEN7_L3LOG_BASE                        0xB070
 #define GEN7_L3LOG_SIZE                        0x80
 
+#define GEN7_HALF_SLICE_CHICKEN1       0xe100 /* IVB GT1 + VLV */
+#define GEN7_HALF_SLICE_CHICKEN1_IVB   0xf100
+#define   GEN7_MAX_PS_THREAD_DEP               (8<<12)
+#define   GEN7_PSD_SINGLE_PORT_DISPATCH_ENABLE (1<<3)
+
+#define GEN7_ROW_CHICKEN2              0xe4f4
+#define GEN7_ROW_CHICKEN2_GT2          0xf4f4
+#define   DOP_CLOCK_GATING_DISABLE     (1<<0)
+
 #define G4X_AUD_VID_DID                        0x62020
 #define INTEL_AUDIO_DEVCL              0x808629FB
 #define INTEL_AUDIO_DEVBLC             0x80862801
-- 
1.7.9.5

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