drm/i915: split out PCI config space registers from i915_reg.h

The PCI config space registers don't really belong next to the MMIO
register definitions.

v2: Fix	copyright year (Matt)

Cc: Matt Roper <matthew.d.roper@intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220110095740.166078-1-jani.nikula@intel.com

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

@@ -13,6 +13,7 @@
 #include "intel_dp_aux_backlight.h"
 #include "intel_dsi_dcs_backlight.h"
 #include "intel_panel.h"
+#include "intel_pci_config.h"
 
 /**
  * scale - scale values from one range to another

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

@@ -31,6 +31,7 @@
 #include "intel_crtc.h"
 #include "intel_de.h"
 #include "intel_display_types.h"
+#include "intel_pci_config.h"
 #include "intel_pcode.h"
 #include "intel_psr.h"
 #include "vlv_sideband.h"

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

@@ -35,6 +35,7 @@
 #include "intel_backlight.h"
 #include "intel_display_types.h"
 #include "intel_opregion.h"
+#include "intel_pci_config.h"
 
 #define OPREGION_HEADER_OFFSET 0
 #define OPREGION_ACPI_OFFSET   0x100

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

@@ -38,6 +38,7 @@
 #include "intel_display_types.h"
 #include "intel_frontbuffer.h"
 #include "intel_overlay.h"
+#include "intel_pci_config.h"
 
 /* Limits for overlay size. According to intel doc, the real limits are:
  * Y width: 4095, UV width (planar): 2047, Y height: 2047,

drivers/gpu/drm/i915/gt/intel_reset.c

@@ -19,6 +19,7 @@
 #include "intel_gt.h"
 #include "intel_gt_pm.h"
 #include "intel_gt_requests.h"
+#include "intel_pci_config.h"
 #include "intel_reset.h"
 
 #include "uc/intel_guc.h"

drivers/gpu/drm/i915/i915_driver.c

@@ -87,6 +87,7 @@
 #include "intel_dram.h"
 #include "intel_gvt.h"
 #include "intel_memory_region.h"
+#include "intel_pci_config.h"
 #include "intel_pcode.h"
 #include "intel_pm.h"
 #include "intel_region_ttm.h"

drivers/gpu/drm/i915/i915_reg.h

@@ -275,84 +275,6 @@ static inline bool i915_mmio_reg_valid(i915_reg_t reg)
 #define _MASKED_BIT_ENABLE(a)	({ typeof(a) _a = (a); _MASKED_FIELD(_a, _a); })
 #define _MASKED_BIT_DISABLE(a)	(_MASKED_FIELD((a), 0))
 
-/* PCI config space */
-
-#define MCHBAR_I915 0x44
-#define MCHBAR_I965 0x48
-#define MCHBAR_SIZE (4 * 4096)
-
-#define DEVEN 0x54
-#define   DEVEN_MCHBAR_EN (1 << 28)
-
-/* BSM in include/drm/i915_drm.h */
-
-#define HPLLCC	0xc0 /* 85x only */
-#define   GC_CLOCK_CONTROL_MASK		(0x7 << 0)
-#define   GC_CLOCK_133_200		(0 << 0)
-#define   GC_CLOCK_100_200		(1 << 0)
-#define   GC_CLOCK_100_133		(2 << 0)
-#define   GC_CLOCK_133_266		(3 << 0)
-#define   GC_CLOCK_133_200_2		(4 << 0)
-#define   GC_CLOCK_133_266_2		(5 << 0)
-#define   GC_CLOCK_166_266		(6 << 0)
-#define   GC_CLOCK_166_250		(7 << 0)
-
-#define I915_GDRST 0xc0 /* PCI config register */
-#define   GRDOM_FULL		(0 << 2)
-#define   GRDOM_RENDER		(1 << 2)
-#define   GRDOM_MEDIA		(3 << 2)
-#define   GRDOM_MASK		(3 << 2)
-#define   GRDOM_RESET_STATUS	(1 << 1)
-#define   GRDOM_RESET_ENABLE	(1 << 0)
-
-/* BSpec only has register offset, PCI device and bit found empirically */
-#define I830_CLOCK_GATE	0xc8 /* device 0 */
-#define   I830_L2_CACHE_CLOCK_GATE_DISABLE	(1 << 2)
-
-#define GCDGMBUS 0xcc
-
-#define GCFGC2	0xda
-#define GCFGC	0xf0 /* 915+ only */
-#define   GC_LOW_FREQUENCY_ENABLE	(1 << 7)
-#define   GC_DISPLAY_CLOCK_190_200_MHZ	(0 << 4)
-#define   GC_DISPLAY_CLOCK_333_320_MHZ	(4 << 4)
-#define   GC_DISPLAY_CLOCK_267_MHZ_PNV	(0 << 4)
-#define   GC_DISPLAY_CLOCK_333_MHZ_PNV	(1 << 4)
-#define   GC_DISPLAY_CLOCK_444_MHZ_PNV	(2 << 4)
-#define   GC_DISPLAY_CLOCK_200_MHZ_PNV	(5 << 4)
-#define   GC_DISPLAY_CLOCK_133_MHZ_PNV	(6 << 4)
-#define   GC_DISPLAY_CLOCK_167_MHZ_PNV	(7 << 4)
-#define   GC_DISPLAY_CLOCK_MASK		(7 << 4)
-#define   GM45_GC_RENDER_CLOCK_MASK	(0xf << 0)
-#define   GM45_GC_RENDER_CLOCK_266_MHZ	(8 << 0)
-#define   GM45_GC_RENDER_CLOCK_320_MHZ	(9 << 0)
-#define   GM45_GC_RENDER_CLOCK_400_MHZ	(0xb << 0)
-#define   GM45_GC_RENDER_CLOCK_533_MHZ	(0xc << 0)
-#define   I965_GC_RENDER_CLOCK_MASK	(0xf << 0)
-#define   I965_GC_RENDER_CLOCK_267_MHZ	(2 << 0)
-#define   I965_GC_RENDER_CLOCK_333_MHZ	(3 << 0)
-#define   I965_GC_RENDER_CLOCK_444_MHZ	(4 << 0)
-#define   I965_GC_RENDER_CLOCK_533_MHZ	(5 << 0)
-#define   I945_GC_RENDER_CLOCK_MASK	(7 << 0)
-#define   I945_GC_RENDER_CLOCK_166_MHZ	(0 << 0)
-#define   I945_GC_RENDER_CLOCK_200_MHZ	(1 << 0)
-#define   I945_GC_RENDER_CLOCK_250_MHZ	(3 << 0)
-#define   I945_GC_RENDER_CLOCK_400_MHZ	(5 << 0)
-#define   I915_GC_RENDER_CLOCK_MASK	(7 << 0)
-#define   I915_GC_RENDER_CLOCK_166_MHZ	(0 << 0)
-#define   I915_GC_RENDER_CLOCK_200_MHZ	(1 << 0)
-#define   I915_GC_RENDER_CLOCK_333_MHZ	(4 << 0)
-
-#define ASLE	0xe4
-#define ASLS	0xfc
-
-#define SWSCI	0xe8
-#define   SWSCI_SCISEL	(1 << 15)
-#define   SWSCI_GSSCIE	(1 << 0)
-
-#define LBPC 0xf4 /* legacy/combination backlight modes, also called LBB */
-
-
 #define ILK_GDSR _MMIO(MCHBAR_MIRROR_BASE + 0x2ca4)
 #define  ILK_GRDOM_FULL		(0 << 1)
 #define  ILK_GRDOM_RENDER	(1 << 1)

drivers/gpu/drm/i915/i915_suspend.c

@@ -32,6 +32,7 @@
 #include "i915_drv.h"
 #include "i915_reg.h"
 #include "i915_suspend.h"
+#include "intel_pci_config.h"
 
 static void intel_save_swf(struct drm_i915_private *dev_priv)
 {

drivers/gpu/drm/i915/intel_pci_config.h

+/* SPDX-License-Identifier: MIT */
+/*
+ * Copyright © 2022 Intel Corporation
+ */
+
+#ifndef __INTEL_PCI_CONFIG_H__
+#define __INTEL_PCI_CONFIG_H__
+
+/* BSM in include/drm/i915_drm.h */
+
+#define MCHBAR_I915				0x44
+#define MCHBAR_I965				0x48
+#define   MCHBAR_SIZE				(4 * 4096)
+
+#define DEVEN					0x54
+#define   DEVEN_MCHBAR_EN			(1 << 28)
+
+#define HPLLCC					0xc0 /* 85x only */
+#define   GC_CLOCK_CONTROL_MASK			(0x7 << 0)
+#define   GC_CLOCK_133_200			(0 << 0)
+#define   GC_CLOCK_100_200			(1 << 0)
+#define   GC_CLOCK_100_133			(2 << 0)
+#define   GC_CLOCK_133_266			(3 << 0)
+#define   GC_CLOCK_133_200_2			(4 << 0)
+#define   GC_CLOCK_133_266_2			(5 << 0)
+#define   GC_CLOCK_166_266			(6 << 0)
+#define   GC_CLOCK_166_250			(7 << 0)
+
+#define I915_GDRST				0xc0
+#define   GRDOM_FULL				(0 << 2)
+#define   GRDOM_RENDER				(1 << 2)
+#define   GRDOM_MEDIA				(3 << 2)
+#define   GRDOM_MASK				(3 << 2)
+#define   GRDOM_RESET_STATUS			(1 << 1)
+#define   GRDOM_RESET_ENABLE			(1 << 0)
+
+/* BSpec only has register offset, PCI device and bit found empirically */
+#define I830_CLOCK_GATE				0xc8 /* device 0 */
+#define   I830_L2_CACHE_CLOCK_GATE_DISABLE	(1 << 2)
+
+#define GCDGMBUS				0xcc
+
+#define GCFGC2					0xda
+#define GCFGC					0xf0 /* 915+ only */
+#define   GC_LOW_FREQUENCY_ENABLE		(1 << 7)
+#define   GC_DISPLAY_CLOCK_190_200_MHZ		(0 << 4)
+#define   GC_DISPLAY_CLOCK_333_320_MHZ		(4 << 4)
+#define   GC_DISPLAY_CLOCK_267_MHZ_PNV		(0 << 4)
+#define   GC_DISPLAY_CLOCK_333_MHZ_PNV		(1 << 4)
+#define   GC_DISPLAY_CLOCK_444_MHZ_PNV		(2 << 4)
+#define   GC_DISPLAY_CLOCK_200_MHZ_PNV		(5 << 4)
+#define   GC_DISPLAY_CLOCK_133_MHZ_PNV		(6 << 4)
+#define   GC_DISPLAY_CLOCK_167_MHZ_PNV		(7 << 4)
+#define   GC_DISPLAY_CLOCK_MASK			(7 << 4)
+#define   GM45_GC_RENDER_CLOCK_MASK		(0xf << 0)
+#define   GM45_GC_RENDER_CLOCK_266_MHZ		(8 << 0)
+#define   GM45_GC_RENDER_CLOCK_320_MHZ		(9 << 0)
+#define   GM45_GC_RENDER_CLOCK_400_MHZ		(0xb << 0)
+#define   GM45_GC_RENDER_CLOCK_533_MHZ		(0xc << 0)
+#define   I965_GC_RENDER_CLOCK_MASK		(0xf << 0)
+#define   I965_GC_RENDER_CLOCK_267_MHZ		(2 << 0)
+#define   I965_GC_RENDER_CLOCK_333_MHZ		(3 << 0)
+#define   I965_GC_RENDER_CLOCK_444_MHZ		(4 << 0)
+#define   I965_GC_RENDER_CLOCK_533_MHZ		(5 << 0)
+#define   I945_GC_RENDER_CLOCK_MASK		(7 << 0)
+#define   I945_GC_RENDER_CLOCK_166_MHZ		(0 << 0)
+#define   I945_GC_RENDER_CLOCK_200_MHZ		(1 << 0)
+#define   I945_GC_RENDER_CLOCK_250_MHZ		(3 << 0)
+#define   I945_GC_RENDER_CLOCK_400_MHZ		(5 << 0)
+#define   I915_GC_RENDER_CLOCK_MASK		(7 << 0)
+#define   I915_GC_RENDER_CLOCK_166_MHZ		(0 << 0)
+#define   I915_GC_RENDER_CLOCK_200_MHZ		(1 << 0)
+#define   I915_GC_RENDER_CLOCK_333_MHZ		(4 << 0)
+
+#define ASLE					0xe4
+#define ASLS					0xfc
+
+#define SWSCI					0xe8
+#define   SWSCI_SCISEL				(1 << 15)
+#define   SWSCI_GSSCIE				(1 << 0)
+
+/* legacy/combination backlight modes, also called LBB */
+#define LBPC					0xf4
+
+#endif /* __INTEL_PCI_CONFIG_H__ */