drm/i915: move and group max_bw and bw_obj under display.bw

Move display bandwidth related members under drm_i915_private display
sub-struct.

v2: Rebase
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/c8b9e2fdc5c226ffb71759a20e561c832a774ba5.1661779055.git.jani.nikula@intel.com

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

@@ -324,7 +324,7 @@ static int icl_get_bw_info(struct drm_i915_private *dev_priv, const struct intel
 	int ipqdepth, ipqdepthpch = 16;
 	int dclk_max;
 	int maxdebw;
-	int num_groups = ARRAY_SIZE(dev_priv->max_bw);
+	int num_groups = ARRAY_SIZE(dev_priv->display.bw.max);
 	int i, ret;
 
 	ret = icl_get_qgv_points(dev_priv, &qi, is_y_tile);
@@ -340,7 +340,7 @@ static int icl_get_bw_info(struct drm_i915_private *dev_priv, const struct intel
 	qi.deinterleave = DIV_ROUND_UP(num_channels, is_y_tile ? 4 : 2);
 
 	for (i = 0; i < num_groups; i++) {
-		struct intel_bw_info *bi = &dev_priv->max_bw[i];
+		struct intel_bw_info *bi = &dev_priv->display.bw.max[i];
 		int clpchgroup;
 		int j;
 
@@ -395,7 +395,7 @@ static int tgl_get_bw_info(struct drm_i915_private *dev_priv, const struct intel
 	int dclk_max;
 	int maxdebw, peakbw;
 	int clperchgroup;
-	int num_groups = ARRAY_SIZE(dev_priv->max_bw);
+	int num_groups = ARRAY_SIZE(dev_priv->display.bw.max);
 	int i, ret;
 
 	ret = icl_get_qgv_points(dev_priv, &qi, is_y_tile);
@@ -431,7 +431,7 @@ static int tgl_get_bw_info(struct drm_i915_private *dev_priv, const struct intel
 	clperchgroup = 4 * DIV_ROUND_UP(8, num_channels) * qi.deinterleave;
 
 	for (i = 0; i < num_groups; i++) {
-		struct intel_bw_info *bi = &dev_priv->max_bw[i];
+		struct intel_bw_info *bi = &dev_priv->display.bw.max[i];
 		struct intel_bw_info *bi_next;
 		int clpchgroup;
 		int j;
@@ -439,7 +439,7 @@ static int tgl_get_bw_info(struct drm_i915_private *dev_priv, const struct intel
 		clpchgroup = (sa->deburst * qi.deinterleave / num_channels) << i;
 
 		if (i < num_groups - 1) {
-			bi_next = &dev_priv->max_bw[i + 1];
+			bi_next = &dev_priv->display.bw.max[i + 1];
 
 			if (clpchgroup < clperchgroup)
 				bi_next->num_planes = (ipqdepth - clpchgroup) /
@@ -500,7 +500,7 @@ static int tgl_get_bw_info(struct drm_i915_private *dev_priv, const struct intel
 static void dg2_get_bw_info(struct drm_i915_private *i915)
 {
 	unsigned int deratedbw = IS_DG2_G11(i915) ? 38000 : 50000;
-	int num_groups = ARRAY_SIZE(i915->max_bw);
+	int num_groups = ARRAY_SIZE(i915->display.bw.max);
 	int i;
 
 	/*
@@ -511,7 +511,7 @@ static void dg2_get_bw_info(struct drm_i915_private *i915)
 	 * whereas DG2-G11 platforms have 38 GB/s.
 	 */
 	for (i = 0; i < num_groups; i++) {
-		struct intel_bw_info *bi = &i915->max_bw[i];
+		struct intel_bw_info *bi = &i915->display.bw.max[i];
 
 		bi->num_planes = 1;
 		/* Need only one dummy QGV point per group */
@@ -532,9 +532,9 @@ static unsigned int icl_max_bw(struct drm_i915_private *dev_priv,
 	 */
 	num_planes = max(1, num_planes);
 
-	for (i = 0; i < ARRAY_SIZE(dev_priv->max_bw); i++) {
+	for (i = 0; i < ARRAY_SIZE(dev_priv->display.bw.max); i++) {
 		const struct intel_bw_info *bi =
-			&dev_priv->max_bw[i];
+			&dev_priv->display.bw.max[i];
 
 		/*
 		 * Pcode will not expose all QGV points when
@@ -560,9 +560,9 @@ static unsigned int tgl_max_bw(struct drm_i915_private *dev_priv,
 	 */
 	num_planes = max(1, num_planes);
 
-	for (i = ARRAY_SIZE(dev_priv->max_bw) - 1; i >= 0; i--) {
+	for (i = ARRAY_SIZE(dev_priv->display.bw.max) - 1; i >= 0; i--) {
 		const struct intel_bw_info *bi =
-			&dev_priv->max_bw[i];
+			&dev_priv->display.bw.max[i];
 
 		/*
 		 * Pcode will not expose all QGV points when
@@ -575,14 +575,14 @@ static unsigned int tgl_max_bw(struct drm_i915_private *dev_priv,
 			return bi->deratedbw[qgv_point];
 	}
 
-	return dev_priv->max_bw[0].deratedbw[qgv_point];
+	return dev_priv->display.bw.max[0].deratedbw[qgv_point];
 }
 
 static unsigned int adl_psf_bw(struct drm_i915_private *dev_priv,
 			       int psf_gv_point)
 {
 	const struct intel_bw_info *bi =
-			&dev_priv->max_bw[0];
+			&dev_priv->display.bw.max[0];
 
 	return bi->psf_bw[psf_gv_point];
 }
@@ -703,7 +703,7 @@ intel_atomic_get_old_bw_state(struct intel_atomic_state *state)
 	struct drm_i915_private *dev_priv = to_i915(state->base.dev);
 	struct intel_global_state *bw_state;
 
-	bw_state = intel_atomic_get_old_global_obj_state(state, &dev_priv->bw_obj);
+	bw_state = intel_atomic_get_old_global_obj_state(state, &dev_priv->display.bw.obj);
 
 	return to_intel_bw_state(bw_state);
 }
@@ -714,7 +714,7 @@ intel_atomic_get_new_bw_state(struct intel_atomic_state *state)
 	struct drm_i915_private *dev_priv = to_i915(state->base.dev);
 	struct intel_global_state *bw_state;
 
-	bw_state = intel_atomic_get_new_global_obj_state(state, &dev_priv->bw_obj);
+	bw_state = intel_atomic_get_new_global_obj_state(state, &dev_priv->display.bw.obj);
 
 	return to_intel_bw_state(bw_state);
 }
@@ -725,7 +725,7 @@ intel_atomic_get_bw_state(struct intel_atomic_state *state)
 	struct drm_i915_private *dev_priv = to_i915(state->base.dev);
 	struct intel_global_state *bw_state;
 
-	bw_state = intel_atomic_get_global_obj_state(state, &dev_priv->bw_obj);
+	bw_state = intel_atomic_get_global_obj_state(state, &dev_priv->display.bw.obj);
 	if (IS_ERR(bw_state))
 		return ERR_CAST(bw_state);
 
@@ -932,8 +932,8 @@ int intel_bw_calc_min_cdclk(struct intel_atomic_state *state,
 
 static u16 icl_qgv_points_mask(struct drm_i915_private *i915)
 {
-	unsigned int num_psf_gv_points = i915->max_bw[0].num_psf_gv_points;
-	unsigned int num_qgv_points = i915->max_bw[0].num_qgv_points;
+	unsigned int num_psf_gv_points = i915->display.bw.max[0].num_psf_gv_points;
+	unsigned int num_qgv_points = i915->display.bw.max[0].num_qgv_points;
 	u16 qgv_points = 0, psf_points = 0;
 
 	/*
@@ -1006,8 +1006,8 @@ int intel_bw_atomic_check(struct intel_atomic_state *state)
 	int i, ret;
 	u16 qgv_points = 0, psf_points = 0;
 	unsigned int max_bw_point = 0, max_bw = 0;
-	unsigned int num_qgv_points = dev_priv->max_bw[0].num_qgv_points;
-	unsigned int num_psf_gv_points = dev_priv->max_bw[0].num_psf_gv_points;
+	unsigned int num_qgv_points = dev_priv->display.bw.max[0].num_qgv_points;
+	unsigned int num_psf_gv_points = dev_priv->display.bw.max[0].num_psf_gv_points;
 	bool changed = false;
 
 	/* FIXME earlier gens need some checks too */
@@ -1162,7 +1162,7 @@ int intel_bw_init(struct drm_i915_private *dev_priv)
 	if (!state)
 		return -ENOMEM;
 
-	intel_atomic_global_obj_init(dev_priv, &dev_priv->bw_obj,
+	intel_atomic_global_obj_init(dev_priv, &dev_priv->display.bw.obj,
 				     &state->base, &intel_bw_funcs);
 
 	return 0;

drivers/gpu/drm/i915/display/intel_display_core.h

@@ -14,6 +14,7 @@
 #include "intel_display.h"
 #include "intel_dmc.h"
 #include "intel_dpll_mgr.h"
+#include "intel_global_state.h"
 #include "intel_gmbus.h"
 #include "intel_pm_types.h"
 
@@ -34,6 +35,12 @@ struct intel_hotplug_funcs;
 struct intel_initial_plane_config;
 struct intel_overlay;
 
+/* Amount of SAGV/QGV points, BSpec precisely defines this */
+#define I915_NUM_QGV_POINTS 8
+
+/* Amount of PSF GV points, BSpec precisely defines this */
+#define I915_NUM_PSF_GV_POINTS 3
+
 struct intel_display_funcs {
 	/*
 	 * Returns the active state of the crtc, and if the crtc is active,
@@ -208,6 +215,20 @@ struct intel_display {
 	} funcs;
 
 	/* Grouping using anonymous structs. Keep sorted. */
+	struct {
+		struct intel_global_obj obj;
+
+		struct intel_bw_info {
+			/* for each QGV point */
+			unsigned int deratedbw[I915_NUM_QGV_POINTS];
+			/* for each PSF GV point */
+			unsigned int psf_bw[I915_NUM_PSF_GV_POINTS];
+			u8 num_qgv_points;
+			u8 num_psf_gv_points;
+			u8 num_planes;
+		} max[6];
+	} bw;
+
 	struct {
 		/* list of fbdev register on this device */
 		struct intel_fbdev *fbdev;

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

@@ -30,7 +30,7 @@ static void intel_crtc_disable_noatomic(struct intel_crtc *crtc,
 	struct intel_encoder *encoder;
 	struct drm_i915_private *i915 = to_i915(crtc->base.dev);
 	struct intel_bw_state *bw_state =
-		to_intel_bw_state(i915->bw_obj.state);
+		to_intel_bw_state(i915->display.bw.obj.state);
 	struct intel_cdclk_state *cdclk_state =
 		to_intel_cdclk_state(i915->cdclk.obj.state);
 	struct intel_dbuf_state *dbuf_state =
@@ -535,7 +535,7 @@ static void intel_modeset_readout_hw_state(struct drm_i915_private *i915)
 
 	for_each_intel_crtc(&i915->drm, crtc) {
 		struct intel_bw_state *bw_state =
-			to_intel_bw_state(i915->bw_obj.state);
+			to_intel_bw_state(i915->display.bw.obj.state);
 		struct intel_crtc_state *crtc_state =
 			to_intel_crtc_state(crtc->base.state);
 		struct intel_plane *plane;

drivers/gpu/drm/i915/i915_drv.h

@@ -44,7 +44,6 @@
 #include "display/intel_dsb.h"
 #include "display/intel_fbc.h"
 #include "display/intel_frontbuffer.h"
-#include "display/intel_global_state.h"
 #include "display/intel_opregion.h"
 
 #include "gem/i915_gem_context_types.h"
@@ -204,14 +203,8 @@ i915_fence_timeout(const struct drm_i915_private *i915)
 	return i915_fence_context_timeout(i915, U64_MAX);
 }
 
-/* Amount of SAGV/QGV points, BSpec precisely defines this */
-#define I915_NUM_QGV_POINTS 8
-
 #define HAS_HW_SAGV_WM(i915) (DISPLAY_VER(i915) >= 13 && !IS_DGFX(i915))
 
-/* Amount of PSF GV points, BSpec precisely defines this */
-#define I915_NUM_PSF_GV_POINTS 3
-
 struct intel_vbt_data {
 	/* bdb version */
 	u16 version;
@@ -470,18 +463,6 @@ struct drm_i915_private {
 		u8 num_psf_gv_points;
 	} dram_info;
 
-	struct intel_bw_info {
-		/* for each QGV point */
-		unsigned int deratedbw[I915_NUM_QGV_POINTS];
-		/* for each PSF GV point */
-		unsigned int psf_bw[I915_NUM_PSF_GV_POINTS];
-		u8 num_qgv_points;
-		u8 num_psf_gv_points;
-		u8 num_planes;
-	} max_bw[6];
-
-	struct intel_global_obj bw_obj;
-
 	struct intel_runtime_pm runtime_pm;
 
 	struct i915_perf perf;