From: Ville Syrjälä Date: Fri, 10 Apr 2026 15:04:45 +0000 (+0300) Subject: drm/i915: Use a 1 second timeout for the polling vblank wait X-Git-Url: http://git.ipfire.org/gitweb/index.cgi?a=commitdiff_plain;h=2d2c566bd17e24a294dcdf872eb4f2d0131d2ce0;p=thirdparty%2Fkernel%2Flinux.git drm/i915: Use a 1 second timeout for the polling vblank wait 40 msec seems like a very random number for a vblank wait timeout. Considering ~24Hz display modes are definitely a thing this seems way too low. Just bump it to a full second to match what we've been using for normal vblank waits. Signed-off-by: Ville Syrjälä Link: https://patch.msgid.link/20260410150449.9699-7-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- diff --git a/drivers/gpu/drm/i915/display/intel_initial_plane.c b/drivers/gpu/drm/i915/display/intel_initial_plane.c index 74e10d34c63cc..4f1591b557527 100644 --- a/drivers/gpu/drm/i915/display/intel_initial_plane.c +++ b/drivers/gpu/drm/i915/display/intel_initial_plane.c @@ -36,7 +36,7 @@ void intel_initial_plane_vblank_wait(struct intel_crtc *crtc) start_ts = intel_de_read(display, PIPE_FRMTMSTMP(crtc->pipe)); ret = poll_timeout_us(end_ts = intel_de_read(display, PIPE_FRMTMSTMP(crtc->pipe)), - end_ts != start_ts, 1000, 40 * 1000, false); + end_ts != start_ts, 1000, 1000 * 1000, false); if (ret) drm_warn(display->drm, "[CRTC:%d:%s] early vblank wait timed out\n", crtc->base.base.id, crtc->base.name);