From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id E7512C77B73 for ; Mon, 8 May 2023 10:33:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234739AbjEHKd1 (ORCPT ); Mon, 8 May 2023 06:33:27 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33652 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234742AbjEHKdE (ORCPT ); Mon, 8 May 2023 06:33:04 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 56D7C27863 for ; Mon, 8 May 2023 03:32:16 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 34C0A626C5 for ; Mon, 8 May 2023 10:32:16 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 298FBC4339B; Mon, 8 May 2023 10:32:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1683541935; bh=NqoVbLF7hK9RtqUQS8XOKc92l5HLwG+ab1sVxTpSZnA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Mv6iuifwFZ0U46P+tZ7AFUCFba7jhcP/c73D26lTewDXvTtt93L+tfk+JnWJjS8Br tPPkip5PSNMMSnEjND3Sev0s+JKLIqGF44U3gk4wZucwaAC3yWAh+oWLyZMfMNeC+1 eeuWcALdCAOvsZulr8dg+3ZMxfz0UBAkTfTUYaE0= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= , Jani Nikula , Joonas Lahtinen , Sasha Levin Subject: [PATCH 6.2 273/663] drm/i915: Make intel_get_crtc_new_encoder() less oopsy Date: Mon, 8 May 2023 11:41:39 +0200 Message-Id: <20230508094437.096895321@linuxfoundation.org> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230508094428.384831245@linuxfoundation.org> References: <20230508094428.384831245@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Ville Syrjälä [ Upstream commit 631420b06597a33c72b6dcef78d1c2dea17f452d ] The point of the WARN was to print something, not oops straight up. Currently that is precisely what happens if we can't find the connector for the crtc in the atomic state. Get the dev pointer from the atomic state instead of the potentially NULL encoder to avoid that. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20230413200602.6037-2-ville.syrjala@linux.intel.com Fixes: 3a47ae201e07 ("drm/i915/display: Make WARN* drm specific where encoder ptr is available") Reviewed-by: Jani Nikula (cherry picked from commit 3b6692357f70498f617ea1b31a0378070a0acf1c) Signed-off-by: Joonas Lahtinen Signed-off-by: Sasha Levin --- drivers/gpu/drm/i915/display/intel_display.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 2d46dcf820a23..80eb4f92167cc 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -1090,7 +1090,7 @@ intel_get_crtc_new_encoder(const struct intel_atomic_state *state, num_encoders++; } - drm_WARN(encoder->base.dev, num_encoders != 1, + drm_WARN(state->base.dev, num_encoders != 1, "%d encoders for pipe %c\n", num_encoders, pipe_name(master_crtc->pipe)); -- 2.39.2