[PATCH 4/5] drm/i915: Let number of workarounds more clear

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This helps when including or removing cs workarounds.

Signed-off-by: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
---
 drivers/gpu/drm/i915/intel_ringbuffer.c | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
index 7c3d17a..39fbea6 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -694,6 +694,7 @@ static int bdw_init_workarounds(struct intel_engine_cs *ring)
 	int ret;
 	struct drm_device *dev = ring->dev;
 	struct drm_i915_private *dev_priv = dev->dev_private;
+	int wa_amount;
 
 	/*
 	 * workarounds applied in this fn are part of register state context,
@@ -704,10 +705,11 @@ static int bdw_init_workarounds(struct intel_engine_cs *ring)
 	memset(dev_priv->intel_wa_regs, 0, sizeof(dev_priv->intel_wa_regs));
 
 	/*
-	 * update the number of dwords required based on the
-	 * actual number of workarounds applied
+	 * update the number of workarounds when adding or removing was
+	 * in order the have propper dwords
 	 */
-	ret = intel_ring_begin(ring, 24);
+	wa_amount = 8;
+	ret = intel_ring_begin(ring, 3 * wa_amount);
 	if (ret)
 		return ret;
 
@@ -775,6 +777,7 @@ static int chv_init_workarounds(struct intel_engine_cs *ring)
 	int ret;
 	struct drm_device *dev = ring->dev;
 	struct drm_i915_private *dev_priv = dev->dev_private;
+	int wa_amount;
 
 	/*
 	 * workarounds applied in this fn are part of register state context,
@@ -784,7 +787,12 @@ static int chv_init_workarounds(struct intel_engine_cs *ring)
 	dev_priv->num_wa_regs = 0;
 	memset(dev_priv->intel_wa_regs, 0, sizeof(dev_priv->intel_wa_regs));
 
-	ret = intel_ring_begin(ring, 12);
+	/*
+	 * update the number of workarounds when adding or removing was
+	 * in order the have propper dwords
+	 */
+	wa_amount = 4;
+	ret = intel_ring_begin(ring, 3 * wa_amount);
 	if (ret)
 		return ret;
 
-- 
1.9.3

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