drm/i915: Make HAS_L3_DPF only take dev_priv

Saves 472 bytes of .rodata strings.

v2: Add parantheses around dev_priv. (Ville Syrjala)
Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Reviewed-by: David Weinehall <david.weinehall@linux.intel.com>
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Acked-by: Jani Nikula <jani.nikula@linux.intel.com>
Acked-by: Chris Wilson <chris@chris-wilson.co.uk>
Acked-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>

drivers/gpu/drm/i915/i915_drv.h

@@ -2865,7 +2865,7 @@ struct drm_i915_cmd_table {
 #define HAS_GMCH_DISPLAY(dev_priv) ((dev_priv)->info.has_gmch_display)
 
 /* DPF == dynamic parity feature */
-#define HAS_L3_DPF(dev) (INTEL_INFO(dev)->has_l3_dpf)
+#define HAS_L3_DPF(dev_priv) ((dev_priv)->info.has_l3_dpf)
 #define NUM_L3_SLICES(dev_priv) (IS_HSW_GT3(dev_priv) ? \
 				 2 : HAS_L3_DPF(dev_priv))
 

drivers/gpu/drm/i915/i915_irq.c

@@ -3589,7 +3589,7 @@ static void gen5_gt_irq_postinstall(struct drm_device *dev)
 	pm_irqs = gt_irqs = 0;
 
 	dev_priv->gt_irq_mask = ~0;
-	if (HAS_L3_DPF(dev)) {
+	if (HAS_L3_DPF(dev_priv)) {
 		/* L3 parity interrupt is always unmasked. */
 		dev_priv->gt_irq_mask = ~GT_PARITY_ERROR(dev_priv);
 		gt_irqs |= GT_PARITY_ERROR(dev_priv);