From: Jani Nikula Date: Mon, 18 Aug 2025 10:07:27 +0000 (+0300) Subject: drm/i915/dram: bypass fsb/mem freq detection on dg2 and no display X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=10e656f8c4a6b99f905bf024712c4d56882bb6a9;p=users%2Fhch%2Fmisc.git drm/i915/dram: bypass fsb/mem freq detection on dg2 and no display 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. This is in preparation for unifying the pre-gen9 handling in dram info. DG2 remains a special case as described in commit 5eb6bf0b44e7 ("drm/i915/dg2: Don't read DRAM info"). v2: Rebase Reviewed-by: Rodrigo Vivi Link: https://lore.kernel.org/r/7bfed06d431354f3918ea73d43a2ec8ed9426a76.1755511595.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- diff --git a/drivers/gpu/drm/i915/soc/intel_dram.c b/drivers/gpu/drm/i915/soc/intel_dram.c index 02b8fa784525..e087e8d205f7 100644 --- a/drivers/gpu/drm/i915/soc/intel_dram.c +++ b/drivers/gpu/drm/i915/soc/intel_dram.c @@ -727,10 +727,13 @@ int intel_dram_detect(struct drm_i915_private *i915) struct dram_info *dram_info; int ret; + if (IS_DG2(i915) || !HAS_DISPLAY(display)) + return 0; + detect_fsb_freq(i915); detect_mem_freq(i915); - if (GRAPHICS_VER(i915) < 9 || IS_DG2(i915) || !HAS_DISPLAY(display)) + if (GRAPHICS_VER(i915) < 9) return 0; dram_info = drmm_kzalloc(&i915->drm, sizeof(*dram_info), GFP_KERNEL);