drm/i915/regs: split out intel_color_regs.h

Declutter i915_regs.h.
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Jouni Högander <jouni.hogander@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/8e76007a361bd3ca8dd8913281854886b3a1954c.1692287501.git.jani.nikula@intel.com

drivers/gpu/drm/i915/display/hsw_ips.c

@@ -6,6 +6,7 @@
 #include "hsw_ips.h"
 #include "i915_drv.h"
 #include "i915_reg.h"
+#include "intel_color_regs.h"
 #include "intel_de.h"
 #include "intel_display_types.h"
 #include "intel_pcode.h"

drivers/gpu/drm/i915/display/intel_color.c

@@ -24,6 +24,7 @@
 
 #include "i915_reg.h"
 #include "intel_color.h"
+#include "intel_color_regs.h"
 #include "intel_de.h"
 #include "intel_display_types.h"
 #include "intel_dsb.h"

drivers/gpu/drm/i915/display/intel_display.c

@@ -60,6 +60,7 @@
 #include "intel_cdclk.h"
 #include "intel_clock_gating.h"
 #include "intel_color.h"
+#include "intel_color_regs.h"
 #include "intel_crt.h"
 #include "intel_crtc.h"
 #include "intel_crtc_state_dump.h"

drivers/gpu/drm/i915/display/intel_overlay.c

@@ -35,6 +35,7 @@
 
 #include "i915_drv.h"
 #include "i915_reg.h"
+#include "intel_color_regs.h"
 #include "intel_de.h"
 #include "intel_display_types.h"
 #include "intel_frontbuffer.h"

drivers/gpu/drm/i915/intel_gvt_mmio_table.c

@@ -5,6 +5,7 @@
 
 #include "display/intel_audio_regs.h"
 #include "display/intel_backlight_regs.h"
+#include "display/intel_color_regs.h"
 #include "display/intel_display_types.h"
 #include "display/intel_dmc_regs.h"
 #include "display/intel_dp_aux_regs.h"