drm/i915: Parametrize TV luma/chroma filter registers

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

drivers/gpu/drm/i915/i915_reg.h

@@ -4082,14 +4082,10 @@ enum skl_disp_power_wells {
 # define TV_CC_DATA_1_MASK		0x0000007f
 # define TV_CC_DATA_1_SHIFT		0
 
-#define TV_H_LUMA_0		0x68100
-#define TV_H_LUMA_59		0x681ec
-#define TV_H_CHROMA_0		0x68200
-#define TV_H_CHROMA_59		0x682ec
-#define TV_V_LUMA_0		0x68300
-#define TV_V_LUMA_42		0x683a8
-#define TV_V_CHROMA_0		0x68400
-#define TV_V_CHROMA_42		0x684a8
+#define TV_H_LUMA(i)		(0x68100 + (i) * 4) /* 60 registers */
+#define TV_H_CHROMA(i)		(0x68200 + (i) * 4) /* 60 registers */
+#define TV_V_LUMA(i)		(0x68300 + (i) * 4) /* 43 registers */
+#define TV_V_CHROMA(i)		(0x68400 + (i) * 4) /* 43 registers */
 
 /* Display Port */
 #define DP_A				0x64000 /* eDP */

drivers/gpu/drm/i915/intel_tv.c

@@ -1138,13 +1138,13 @@ static void intel_tv_pre_enable(struct intel_encoder *encoder)
 
 	j = 0;
 	for (i = 0; i < 60; i++)
-		I915_WRITE(TV_H_LUMA_0 + (i<<2), tv_mode->filter_table[j++]);
+		I915_WRITE(TV_H_LUMA(i), tv_mode->filter_table[j++]);
 	for (i = 0; i < 60; i++)
-		I915_WRITE(TV_H_CHROMA_0 + (i<<2), tv_mode->filter_table[j++]);
+		I915_WRITE(TV_H_CHROMA(i), tv_mode->filter_table[j++]);
 	for (i = 0; i < 43; i++)
-		I915_WRITE(TV_V_LUMA_0 + (i<<2), tv_mode->filter_table[j++]);
+		I915_WRITE(TV_V_LUMA(i), tv_mode->filter_table[j++]);
 	for (i = 0; i < 43; i++)
-		I915_WRITE(TV_V_CHROMA_0 + (i<<2), tv_mode->filter_table[j++]);
+		I915_WRITE(TV_V_CHROMA(i), tv_mode->filter_table[j++]);
 	I915_WRITE(TV_DAC, I915_READ(TV_DAC) & TV_DAC_SAVE);
 	I915_WRITE(TV_CTL, tv_ctl);
 }