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Jonathon Hall authored
Since commit 0c65dc06 ("drm/i915/jsl: s/JSL/JASPERLAKE for platform/subplatform defines"), boot freezes on a Jasper Lake tablet (Librem 11), usually with graphical corruption on the eDP display, but sometimes just a black screen. This commit was included in 6.6 and later. That commit was intended to refactor EHL and JSL macros, but the change to ehl_combo_pll_div_frac_wa_needed() started matching JSL incorrectly when it was only intended to match EHL. It replaced: return ((IS_PLATFORM(i915, INTEL_ELKHARTLAKE) && IS_JSL_EHL_DISPLAY_STEP(i915, STEP_B0, STEP_FOREVER)) || with: return (((IS_ELKHARTLAKE(i915) || IS_JASPERLAKE(i915)) && IS_DISPLAY_STEP(i915, STEP_B0, STEP_FOREVER)) || Remove IS_JASPERLAKE() to fix the regression. Signed-off-by: Jonathon Hall <jonathon.hall@puri.sm> Cc: stable@vger.kernel.org Fixes: 0c65dc06 ("drm/i915/jsl: s/JSL/JASPERLAKE for platform/subplatform defines") Reviewed-by: Jani Nikula <jani.nikula@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20240313135424.3731410-1-jonathon.hall@puri.smSigned-off-by: Jani Nikula <jani.nikula@intel.com>
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