drm/i915: Parametrize ILK turbo registers

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

drivers/gpu/drm/i915/i915_reg.h

@@ -2579,7 +2579,7 @@ enum skl_disp_power_wells {
 #define   TSFS_INTR_MASK	0x000000ff
 
 #define CRSTANDVID		0x11100
-#define PXVFREQ_BASE		0x11110 /* P[0-15]VIDFREQ (0x1114c) (Ironlake) */
+#define PXVFREQ(i)		(0x11110 + (i) * 4) /* P[0-15]VIDFREQ (0x1114c) (Ironlake) */
 #define   PXVFREQ_PX_MASK	0x7f000000
 #define   PXVFREQ_PX_SHIFT	24
 #define VIDFREQ_BASE		0x11110
@@ -2763,8 +2763,8 @@ enum skl_disp_power_wells {
 #define CSIEW0			0x11250
 #define CSIEW1			0x11254
 #define CSIEW2			0x11258
-#define PEW			0x1125c
-#define DEW			0x11270
+#define PEW(i)			(0x1125c + (i) * 4) /* 5 registers */
+#define DEW(i)			(0x11270 + (i) * 4) /* 3 registers */
 #define MCHAFE			0x112c0
 #define CSIEC			0x112e0
 #define DMIEC			0x112e4
@@ -2788,8 +2788,8 @@ enum skl_disp_power_wells {
 #define EG5			0x11624
 #define EG6			0x11628
 #define EG7			0x1162c
-#define PXW			0x11664
-#define PXWL			0x11680
+#define PXW(i)			(0x11664 + (i) * 4) /* 4 registers */
+#define PXWL(i)			(0x11680 + (i) * 4) /* 8 registers */
 #define LCFUSE02		0x116c0
 #define   LCFUSE_HIV_MASK	0x000000ff
 #define CSIPLL0			0x12c10

drivers/gpu/drm/i915/intel_pm.c

@@ -4282,7 +4282,7 @@ static void ironlake_enable_drps(struct drm_device *dev)
 	fstart = (rgvmodectl & MEMMODE_FSTART_MASK) >>
 		MEMMODE_FSTART_SHIFT;
 
-	vstart = (I915_READ(PXVFREQ_BASE + (fstart * 4)) & PXVFREQ_PX_MASK) >>
+	vstart = (I915_READ(PXVFREQ(fstart)) & PXVFREQ_PX_MASK) >>
 		PXVFREQ_PX_SHIFT;
 
 	dev_priv->ips.fmax = fmax; /* IPS callback will increase this */
@@ -5915,7 +5915,7 @@ static unsigned long __i915_gfx_val(struct drm_i915_private *dev_priv)
 
 	assert_spin_locked(&mchdev_lock);
 
-	pxvid = I915_READ(PXVFREQ_BASE + (dev_priv->rps.cur_freq * 4));
+	pxvid = I915_READ(PXVFREQ(dev_priv->rps.cur_freq));
 	pxvid = (pxvid >> 24) & 0x7f;
 	ext_v = pvid_to_extvid(dev_priv, pxvid);
 
@@ -6158,13 +6158,13 @@ static void intel_init_emon(struct drm_device *dev)
 	I915_WRITE(CSIEW2, 0x04000004);
 
 	for (i = 0; i < 5; i++)
-		I915_WRITE(PEW + (i * 4), 0);
+		I915_WRITE(PEW(i), 0);
 	for (i = 0; i < 3; i++)
-		I915_WRITE(DEW + (i * 4), 0);
+		I915_WRITE(DEW(i), 0);
 
 	/* Program P-state weights to account for frequency power adjustment */
 	for (i = 0; i < 16; i++) {
-		u32 pxvidfreq = I915_READ(PXVFREQ_BASE + (i * 4));
+		u32 pxvidfreq = I915_READ(PXVFREQ(i));
 		unsigned long freq = intel_pxfreq(pxvidfreq);
 		unsigned long vid = (pxvidfreq & PXVFREQ_PX_MASK) >>
 			PXVFREQ_PX_SHIFT;
@@ -6185,7 +6185,7 @@ static void intel_init_emon(struct drm_device *dev)
 	for (i = 0; i < 4; i++) {
 		u32 val = (pxw[i*4] << 24) | (pxw[(i*4)+1] << 16) |
 			(pxw[(i*4)+2] << 8) | (pxw[(i*4)+3]);
-		I915_WRITE(PXW + (i * 4), val);
+		I915_WRITE(PXW(i), val);
 	}
 
 	/* Adjust magic regs to magic values (more experimental results) */
@@ -6201,7 +6201,7 @@ static void intel_init_emon(struct drm_device *dev)
 	I915_WRITE(EG7, 0);
 
 	for (i = 0; i < 8; i++)
-		I915_WRITE(PXWL + (i * 4), 0);
+		I915_WRITE(PXWL(i), 0);
 
 	/* Enable PMON + select events */
 	I915_WRITE(ECR, 0x80000019);