@@ -5770,7 +5770,7 @@ 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 (DISPLAY_VER(dev_priv) >= 9 || IS_BROADWELL(dev_priv)) {
+ if (HAS_DOUBLE_BUFFERED_M_N(dev_priv)) {
PIPE_CONF_CHECK_M_N_ALT(dp_m_n, dp_m2_n2);
} else {
PIPE_CONF_CHECK_M_N(dp_m_n);
@@ -1864,8 +1864,7 @@ intel_dp_compute_hdr_metadata_infoframe_sdp(struct intel_dp *intel_dp,
static bool cpu_transcoder_has_drrs(struct drm_i915_private *i915,
enum transcoder cpu_transcoder)
{
- /* M1/N1 is double buffered */
- if (DISPLAY_VER(i915) >= 9 || IS_BROADWELL(i915))
+ if (HAS_DOUBLE_BUFFERED_M_N(i915))
return true;
return intel_cpu_transcoder_has_m2_n2(i915, cpu_transcoder);
@@ -868,6 +868,8 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915,
#define HAS_DP_MST(dev_priv) (INTEL_INFO(dev_priv)->display.has_dp_mst)
#define HAS_DP20(dev_priv) (IS_DG2(dev_priv) || DISPLAY_VER(dev_priv) >= 14)
+#define HAS_DOUBLE_BUFFERED_M_N(dev_priv) (DISPLAY_VER(dev_priv) >= 9 || IS_BROADWELL(dev_priv))
+
#define HAS_CDCLK_CRAWL(dev_priv) (INTEL_INFO(dev_priv)->display.has_cdclk_crawl)
#define HAS_DDI(dev_priv) (INTEL_INFO(dev_priv)->display.has_ddi)
#define HAS_FPGA_DBG_UNCLAIMED(dev_priv) (INTEL_INFO(dev_priv)->display.has_fpga_dbg)