From: Jouni Högander Date: Mon, 1 Sep 2025 10:10:33 +0000 (+0300) Subject: drm/i915/bios: Remove unnecessary checks of PSR idle frames in VBT binary X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=e9a1d54ed9233b73737052c42115fe593f82ef84;p=users%2Fhch%2Fmisc.git drm/i915/bios: Remove unnecessary checks of PSR idle frames in VBT binary PSR idle frames in VBT binary is a 4 bits wide bitfield. Checking if it's below 0 or over 15 doesn't make sense. Remove these checks. Signed-off-by: Jouni Högander Reviewed-by: Jani Nikula Link: https://lore.kernel.org/r/20250901101033.4176277-1-jouni.hogander@intel.com --- diff --git a/drivers/gpu/drm/i915/display/intel_bios.c b/drivers/gpu/drm/i915/display/intel_bios.c index 7d7193a05d88..3596dce84c28 100644 --- a/drivers/gpu/drm/i915/display/intel_bios.c +++ b/drivers/gpu/drm/i915/display/intel_bios.c @@ -1567,10 +1567,7 @@ parse_psr(struct intel_display *display, panel->vbt.psr.full_link = psr_table->full_link; panel->vbt.psr.require_aux_wakeup = psr_table->require_aux_to_wakeup; - - /* Allowed VBT values goes from 0 to 15 */ - panel->vbt.psr.idle_frames = psr_table->idle_frames < 0 ? 0 : - psr_table->idle_frames > 15 ? 15 : psr_table->idle_frames; + panel->vbt.psr.idle_frames = psr_table->idle_frames; /* * New psr options 0=500us, 1=100us, 2=2500us, 3=0us