[PATCH 4/5] drm/i915/dram: bypass fsb/mem freq detection on dg2 and no display

Jani Nikula jani.nikula at intel.com
Thu Jul 31 14:21:24 UTC 2025


Non-display now calls the intel_fsb_freq() and intel_mem_freq()
functions, so we don't have to have the frequencies initialized for dg2
or non-display cases.

Signed-off-by: Jani Nikula <jani.nikula at intel.com>
---
 drivers/gpu/drm/i915/soc/intel_dram.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/soc/intel_dram.c b/drivers/gpu/drm/i915/soc/intel_dram.c
index 193e7f71a356..d896fb67270f 100644
--- a/drivers/gpu/drm/i915/soc/intel_dram.c
+++ b/drivers/gpu/drm/i915/soc/intel_dram.c
@@ -725,10 +725,13 @@ int intel_dram_detect(struct drm_i915_private *i915)
 	struct dram_info *dram_info;
 	int ret;
 
+	if (IS_DG2(i915) || !HAS_DISPLAY(i915))
+		return 0;
+
 	detect_fsb_freq(i915);
 	detect_mem_freq(i915);
 
-	if (GRAPHICS_VER(i915) < 9 || IS_DG2(i915) || !HAS_DISPLAY(i915))
+	if (GRAPHICS_VER(i915) < 9)
 		return 0;
 
 	dram_info = drmm_kzalloc(&i915->drm, sizeof(*dram_info), GFP_KERNEL);
-- 
2.39.5



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