drm/i915: Make IS_GEN macros only take dev_priv

Saves 1416 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>
Link: http://patchwork.freedesktop.org/patch/msgid/1476352990-2504-1-git-send-email-tvrtko.ursulin@linux.intel.com
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index f6c1c2e..bc03f61 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -1767,7 +1767,7 @@
 
 	/* Split out the IBX/CPU vs CPT settings */
 
-	if (IS_GEN7(dev) && port == PORT_A) {
+	if (IS_GEN7(dev_priv) && port == PORT_A) {
 		if (adjusted_mode->flags & DRM_MODE_FLAG_PHSYNC)
 			intel_dp->DP |= DP_SYNC_HS_HIGH;
 		if (adjusted_mode->flags & DRM_MODE_FLAG_PVSYNC)
@@ -2113,7 +2113,7 @@
 
 	pp_ctrl_reg = _pp_ctrl_reg(intel_dp);
 	pp = ironlake_get_pp_control(intel_dp);
-	if (IS_GEN5(dev)) {
+	if (IS_GEN5(dev_priv)) {
 		/* ILK workaround: disable reset around power sequence */
 		pp &= ~PANEL_POWER_RESET;
 		I915_WRITE(pp_ctrl_reg, pp);
@@ -2121,7 +2121,7 @@
 	}
 
 	pp |= PANEL_POWER_ON;
-	if (!IS_GEN5(dev))
+	if (!IS_GEN5(dev_priv))
 		pp |= PANEL_POWER_RESET;
 
 	I915_WRITE(pp_ctrl_reg, pp);
@@ -2130,7 +2130,7 @@
 	wait_panel_on(intel_dp);
 	intel_dp->last_power_on = jiffies;
 
-	if (IS_GEN5(dev)) {
+	if (IS_GEN5(dev_priv)) {
 		pp |= PANEL_POWER_RESET; /* restore panel reset bit */
 		I915_WRITE(pp_ctrl_reg, pp);
 		POSTING_READ(pp_ctrl_reg);
@@ -2443,7 +2443,7 @@
 	if (!(tmp & DP_PORT_EN))
 		goto out;
 
-	if (IS_GEN7(dev) && port == PORT_A) {
+	if (IS_GEN7(dev_priv) && port == PORT_A) {
 		*pipe = PORT_TO_PIPE_CPT(tmp);
 	} else if (HAS_PCH_CPT(dev_priv) && port != PORT_A) {
 		enum pipe p;
@@ -2661,7 +2661,7 @@
 		}
 		I915_WRITE(DP_TP_CTL(port), temp);
 
-	} else if ((IS_GEN7(dev) && port == PORT_A) ||
+	} else if ((IS_GEN7(dev_priv) && port == PORT_A) ||
 		   (HAS_PCH_CPT(dev_priv) && port != PORT_A)) {
 		*DP &= ~DP_LINK_TRAIN_MASK_CPT;
 
@@ -2990,7 +2990,7 @@
 		return DP_TRAIN_VOLTAGE_SWING_LEVEL_2;
 	} else if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv))
 		return DP_TRAIN_VOLTAGE_SWING_LEVEL_3;
-	else if (IS_GEN7(dev) && port == PORT_A)
+	else if (IS_GEN7(dev_priv) && port == PORT_A)
 		return DP_TRAIN_VOLTAGE_SWING_LEVEL_2;
 	else if (HAS_PCH_CPT(dev_priv) && port != PORT_A)
 		return DP_TRAIN_VOLTAGE_SWING_LEVEL_3;
@@ -3353,10 +3353,10 @@
 		signal_levels = chv_signal_levels(intel_dp);
 	} else if (IS_VALLEYVIEW(dev_priv)) {
 		signal_levels = vlv_signal_levels(intel_dp);
-	} else if (IS_GEN7(dev) && port == PORT_A) {
+	} else if (IS_GEN7(dev_priv) && port == PORT_A) {
 		signal_levels = gen7_edp_signal_levels(train_set);
 		mask = EDP_LINK_TRAIN_VOL_EMP_MASK_IVB;
-	} else if (IS_GEN6(dev) && port == PORT_A) {
+	} else if (IS_GEN6(dev_priv) && port == PORT_A) {
 		signal_levels = gen6_edp_signal_levels(train_set);
 		mask = EDP_LINK_TRAIN_VOL_EMP_MASK_SNB;
 	} else {
@@ -3444,7 +3444,7 @@
 
 	DRM_DEBUG_KMS("\n");
 
-	if ((IS_GEN7(dev) && port == PORT_A) ||
+	if ((IS_GEN7(dev_priv) && port == PORT_A) ||
 	    (HAS_PCH_CPT(dev_priv) && port != PORT_A)) {
 		DP &= ~DP_LINK_TRAIN_MASK_CPT;
 		DP |= DP_LINK_TRAIN_PAT_IDLE_CPT;