[PATCH 12/43] drm/i915: Add LO/HI PRIVATE_PAT registers

ville.syrjala
2015-09-18T17:05:30Z

From: Ville Syrjälä <ville.syrjala@linux.intel.com>

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
---
drivers/gpu/drm/i915/i915_gem_gtt.c | 8 ++++----
drivers/gpu/drm/i915/i915_reg.h | 3 ++-
2 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c
index 8786281..2b6dd70 100644
--- a/drivers/gpu/drm/i915/i915_gem_gtt.c
+++ b/drivers/gpu/drm/i915/i915_gem_gtt.c
@@ -2879,8 +2879,8 @@ static void bdw_setup_private_ppat(struct drm_i915_private *dev_priv)

/* XXX: spec defines this as 2 distinct registers. It's unclear if a 64b
* write would work. */
- I915_WRITE(GEN8_PRIVATE_PAT, pat);
- I915_WRITE(GEN8_PRIVATE_PAT + 4, pat >> 32);
+ I915_WRITE(GEN8_PRIVATE_PAT_LO, pat);
+ I915_WRITE(GEN8_PRIVATE_PAT_HI, pat >> 32);
}

static void chv_setup_private_ppat(struct drm_i915_private *dev_priv)
@@ -2914,8 +2914,8 @@ static void chv_setup_private_ppat(struct drm_i915_private *dev_priv)
GEN8_PPAT(6, CHV_PPAT_SNOOP) |
GEN8_PPAT(7, CHV_PPAT_SNOOP);

- I915_WRITE(GEN8_PRIVATE_PAT, pat);
- I915_WRITE(GEN8_PRIVATE_PAT + 4, pat >> 32);
+ I915_WRITE(GEN8_PRIVATE_PAT_LO, pat);
+ I915_WRITE(GEN8_PRIVATE_PAT_HI, pat >> 32);
}

static int gen8_gmch_probe(struct drm_device *dev,
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 61414c8..a04fa2a 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -1544,7 +1544,8 @@ enum skl_disp_power_wells {
#define RING_FAULT_FAULT_TYPE(x) ((x >> 1) & 0x3)
#define RING_FAULT_VALID (1<<0)
#define DONE_REG 0x40b0
-#define GEN8_PRIVATE_PAT 0x40e0
+#define GEN8_PRIVATE_PAT_LO 0x40e0
+#define GEN8_PRIVATE_PAT_HI (0x40e0 + 4)
#define BSD_HWS_PGA_GEN7 (0x04180)
#define BLT_HWS_PGA_GEN7 (0x04280)
#define VEBOX_HWS_PGA_GEN7 (0x04380)
--
2.4.6