drm/i915/display: convert HAS_DOUBLE_BUFFERED_M_N() to struct intel_display

Convert HAS_DOUBLE_BUFFERED_M_N() to struct intel_display. Do minimal
drive-by conversions to struct intel_display in the callers while at it.

v2: Rebase

Reviewed-by: Vinod Govindapillai <vinod.govindapillai@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/d313d32ae411b86eedb86c4a4949dc84588362df.1731321183.git.jani.nikula@intel.com
Signed-off-by: Jani Nikula <jani.nikula@intel.com>

4 files changed, 8 insertions, 5 deletions

diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index 46f6643d8d0f..e338bbaa36fd 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -5322,6 +5322,7 @@ intel_pipe_config_compare(const struct intel_crtc_state *current_config,
 			  const struct intel_crtc_state *pipe_config,
 			  bool fastset)
 {
+	struct intel_display *display = to_intel_display(current_config);
 	struct drm_i915_private *dev_priv = to_i915(current_config->uapi.crtc->dev);
 	struct intel_crtc *crtc = to_intel_crtc(pipe_config->uapi.crtc);
 	struct drm_printer p;
@@ -5562,7 +5563,7 @@ intel_pipe_config_compare(const struct intel_crtc_state *current_config,
 	PIPE_CONF_CHECK_I(lane_count);
 	PIPE_CONF_CHECK_X(lane_lat_optim_mask);
 
-	if (HAS_DOUBLE_BUFFERED_M_N(dev_priv)) {
+	if (HAS_DOUBLE_BUFFERED_M_N(display)) {
 		if (!fastset || !pipe_config->update_m_n)
 			PIPE_CONF_CHECK_M_N(dp_m_n);
 	} else {
diff --git a/drivers/gpu/drm/i915/display/intel_display_device.h b/drivers/gpu/drm/i915/display/intel_display_device.h
index 5176d109251a..78a93c7193e4 100644
--- a/drivers/gpu/drm/i915/display/intel_display_device.h
+++ b/drivers/gpu/drm/i915/display/intel_display_device.h
@@ -150,7 +150,7 @@ struct intel_display_platforms {
 #define HAS_DISPLAY(i915)		(DISPLAY_RUNTIME_INFO(i915)->pipe_mask != 0)
 #define HAS_DMC(i915)			(DISPLAY_RUNTIME_INFO(i915)->has_dmc)
 #define HAS_DMC_WAKELOCK(i915)		(DISPLAY_VER(i915) >= 20)
-#define HAS_DOUBLE_BUFFERED_M_N(i915)	(DISPLAY_VER(i915) >= 9 || IS_BROADWELL(i915))
+#define HAS_DOUBLE_BUFFERED_M_N(__display)	(DISPLAY_VER(__display) >= 9 || (__display)->platform.broadwell)
 #define HAS_DOUBLE_WIDE(i915)		(DISPLAY_VER(i915) < 4)
 #define HAS_DP_MST(i915)		(DISPLAY_INFO(i915)->has_dp_mst)
 #define HAS_DP20(i915)			(IS_DG2(i915) || DISPLAY_VER(i915) >= 14)
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index 95c71e425fbe..565ddaffb64e 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -1719,13 +1719,13 @@ static int intel_dp_max_bpp(struct intel_dp *intel_dp,
 
 static bool has_seamless_m_n(struct intel_connector *connector)
 {
-	struct drm_i915_private *i915 = to_i915(connector->base.dev);
+	struct intel_display *display = to_intel_display(connector);
 
 	/*
 	 * Seamless M/N reprogramming only implemented
 	 * for BDW+ double buffered M/N registers so far.
 	 */
-	return HAS_DOUBLE_BUFFERED_M_N(i915) &&
+	return HAS_DOUBLE_BUFFERED_M_N(display) &&
 		intel_panel_drrs_type(connector) == DRRS_TYPE_SEAMLESS;
 }
 
diff --git a/drivers/gpu/drm/i915/display/intel_drrs.c b/drivers/gpu/drm/i915/display/intel_drrs.c
index bb39eb96e812..0fec01b79b23 100644
--- a/drivers/gpu/drm/i915/display/intel_drrs.c
+++ b/drivers/gpu/drm/i915/display/intel_drrs.c
@@ -68,7 +68,9 @@ const char *intel_drrs_type_str(enum drrs_type drrs_type)
 bool intel_cpu_transcoder_has_drrs(struct drm_i915_private *i915,
 				   enum transcoder cpu_transcoder)
 {
-	if (HAS_DOUBLE_BUFFERED_M_N(i915))
+	struct intel_display *display = &i915->display;
+
+	if (HAS_DOUBLE_BUFFERED_M_N(display))
 		return true;
 
 	return intel_cpu_transcoder_has_m2_n2(i915, cpu_transcoder);