drm/i915/psr: split out PSR regs to a separate file

Clean up i915_reg.h by splitting out PSR regs to
display/intel_psr_regs.h.

Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Nirmoy Das <nirmoy.das@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230331090949.2858951-2-jani.nikula@intel.com

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

@@ -29,6 +29,7 @@
 #include "intel_hotplug.h"
 #include "intel_panel.h"
 #include "intel_psr.h"
+#include "intel_psr_regs.h"
 #include "intel_sprite.h"
 #include "intel_wm.h"
 

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

@@ -34,6 +34,7 @@
 #include "intel_dp_aux.h"
 #include "intel_hdmi.h"
 #include "intel_psr.h"
+#include "intel_psr_regs.h"
 #include "intel_snps_phy.h"
 #include "skl_universal_plane.h"
 

drivers/gpu/drm/i915/gvt/handlers.c

@@ -48,6 +48,7 @@
 #include "display/intel_fbc.h"
 #include "display/intel_fdi_regs.h"
 #include "display/intel_pps_regs.h"
+#include "display/intel_psr_regs.h"
 #include "display/skl_watermark_regs.h"
 #include "display/vlv_dsi_pll_regs.h"
 #include "gt/intel_gt_regs.h"

drivers/gpu/drm/i915/i915_irq.c

@@ -42,6 +42,7 @@
 #include "display/intel_hotplug.h"
 #include "display/intel_lpe_audio.h"
 #include "display/intel_psr.h"
+#include "display/intel_psr_regs.h"
 
 #include "gt/intel_breadcrumbs.h"
 #include "gt/intel_gt.h"

drivers/gpu/drm/i915/intel_gvt_mmio_table.c

@@ -11,6 +11,7 @@
 #include "display/intel_dpio_phy.h"
 #include "display/intel_fdi_regs.h"
 #include "display/intel_lvds_regs.h"
+#include "display/intel_psr_regs.h"
 #include "display/skl_watermark_regs.h"
 #include "display/vlv_dsi_pll_regs.h"
 #include "gt/intel_gt_regs.h"