From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp-out1.suse.de (smtp-out1.suse.de [195.135.223.130]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id F2C5C485CCD; Wed, 9 Sep 2026 09:00:24 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=195.135.223.130 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788944426; cv=none; b=LpZVIt2x7uRwyOzzYD22vqSyWZUGGTjbfxrN4L22HxNaDEw+kEMW8C6CUZyGxGRjquH5O/ADSd29iNyxpas3urSIOr/jPQXPmf9lERmpSox4xN+4x/fqp9oBCTESw9M8Ds/6K9jIMAmP2HGY4V0jKxgLX4u3fT25mlabB0yOMsI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788944426; c=relaxed/simple; bh=LJHZ6KCxwsKKNuf/zX87PHgsvBnitasvTfoElzqx/lc=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=X/mVCP0XDVTZdTablMZdsyxPf4W/GqdpeeUNmsXwuSbAAPwfOqgi20aisU2TW17y7hEA2xxrgjruIwNgH45d7ML3umpgUDrsTUjXsJt5kEsAGZKtbMgawYpviLI358XnZLDsFM04jsoeP4M0AiUMp5pUdHm4zipLFCE8SyvGwbA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=suse.de; spf=pass smtp.mailfrom=suse.de; dkim=pass (1024-bit key) header.d=suse.de header.i=@suse.de header.b=1dm1xO1x; dkim=permerror (0-bit key) header.d=suse.de header.i=@suse.de header.b=AyB9DOLf; dkim=pass (1024-bit key) header.d=suse.de header.i=@suse.de header.b=U4OeGi32; dkim=permerror (0-bit key) header.d=suse.de header.i=@suse.de header.b=AorCwKKY; arc=none smtp.client-ip=195.135.223.130 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=suse.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=suse.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=suse.de header.i=@suse.de header.b="1dm1xO1x"; dkim=permerror (0-bit key) header.d=suse.de header.i=@suse.de header.b="AyB9DOLf"; dkim=pass (1024-bit key) header.d=suse.de header.i=@suse.de header.b="U4OeGi32"; dkim=permerror (0-bit key) header.d=suse.de header.i=@suse.de header.b="AorCwKKY" Received: from imap1.dmz-prg2.suse.org (imap1.dmz-prg2.suse.org [IPv6:2a07:de40:b281:104:10:150:64:97]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by smtp-out1.suse.de (Postfix) with ESMTPS id 2F45721A7E; Wed, 9 Sep 2026 08:58:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1788944326; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=/yw/+e2gzQxo9H+pdwIa/AXa45ESt2VPejHwf9N8gL4=; b=1dm1xO1x3hLqRrsmVizHSExZ08U5t0vJ59xO7zwq3xHt3LAATOhHEKpTiL3uxciWMvCbPs 8w8e73ZsrNlOZYbGexGKNE0XJ6vF2JSxro+4Mv7aIYB6kKF4dXPO9haQJ+7MYSBpnUd6fg RtLDXwUfhBCScXS5cO3Wj+3HTtn8gDE= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1788944326; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=/yw/+e2gzQxo9H+pdwIa/AXa45ESt2VPejHwf9N8gL4=; b=AyB9DOLf/MsVeP4truED/BqsipN0gXwRUM8uKJpuTrrmkz5mQZmznl1nmIH1JzbnP0Nso1 14PP0j3oCMA5z3DQ== Authentication-Results: smtp-out1.suse.de; dkim=pass header.d=suse.de header.s=susede2_rsa header.b=U4OeGi32; dkim=pass header.d=suse.de header.s=susede2_ed25519 header.b=AorCwKKY DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1788944322; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=/yw/+e2gzQxo9H+pdwIa/AXa45ESt2VPejHwf9N8gL4=; b=U4OeGi32J/zKC0WnRfvdYuh7OGEVPH8zZWZh1n+7OguBQEayIbkmI4H4kQpxze9qi5rHl9 iZm2xO0v47xQyvBGKKryLTD6hR7MwdEXAe5WSvPmM9PfnnpOkw4tP8HdChhqpRl9cdBTYw KXCtnJQA3+rTp4o+rMZCr12GwMqQzic= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1788944322; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=/yw/+e2gzQxo9H+pdwIa/AXa45ESt2VPejHwf9N8gL4=; b=AorCwKKY3gSBU8990Mrshvx+tOznGvCi8rGQl7B4okGlFGOFBgRPOaKyYhMk9K0qi2ufkH ZFdu/y6iH8gQ/TAg== Received: from imap1.dmz-prg2.suse.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by imap1.dmz-prg2.suse.org (Postfix) with ESMTPS id 670BB1396B; Wed, 9 Sep 2026 08:58:37 +0000 (UTC) Received: from dovecot-director2.suse.de ([2a07:de40:b281:106:10:150:64:167]) by imap1.dmz-prg2.suse.org with ESMTPSA id wE3GF70foWoVUQAAD6G6ig (envelope-from ); Wed, 09 Sep 2026 08:58:37 +0000 From: Thomas Zimmermann To: jfalempe@redhat.com, javierm@redhat.com, airlied@gmail.com, maarten.lankhorst@linux.intel.com, mripard@kernel.org, geert@linux-m68k.org, rdunlap@infradead.org Cc: dri-devel@lists.freedesktop.org, linux-doc@vger.kernel.org, amd-gfx@lists.freedesktop.org, rust-for-linux@vger.kernel.org, linux-hyperv@vger.kernel.org, intel-gfx@lists.freedesktop.org, intel-xe@lists.freedesktop.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, nouveau@lists.freedesktop.org, linux-renesas-soc@vger.kernel.org, virtualization@lists.linux.dev, sashiko-reviews@lists.linux.dev, Thomas Zimmermann Subject: [PATCH v4 10/14] drm/panic: Restrict to primary planes Date: Wed, 9 Sep 2026 10:55:25 +0200 Message-ID: <20260909085826.64529-11-tzimmermann@suse.de> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20260909085826.64529-1-tzimmermann@suse.de> References: <20260909085826.64529-1-tzimmermann@suse.de> Precedence: bulk X-Mailing-List: rust-for-linux@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Spam-Score: -3.01 X-Rspamd-Queue-Id: 2F45721A7E X-Rspamd-Server: rspamd1.dmz-prg2.suse.org X-Spam-Level: X-Rspamd-Action: no action X-Spamd-Result: default: False [-3.01 / 50.00]; BAYES_HAM(-3.00)[100.00%]; MID_CONTAINS_FROM(1.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; R_MISSING_CHARSET(0.50)[]; R_DKIM_ALLOW(-0.20)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; NEURAL_HAM_SHORT(-0.20)[-1.000]; MIME_GOOD(-0.10)[text/plain]; MX_GOOD(-0.01)[]; URIBL_BLOCKED(0.00)[suse.de:dkim,suse.de:email,suse.de:mid,imap1.dmz-prg2.suse.org:helo,imap1.dmz-prg2.suse.org:rdns]; MIME_TRACE(0.00)[0:+]; RCVD_VIA_SMTP_AUTH(0.00)[]; ARC_NA(0.00)[]; RCPT_COUNT_TWELVE(0.00)[21]; TO_DN_SOME(0.00)[]; FREEMAIL_ENVRCPT(0.00)[gmail.com]; TO_MATCH_ENVRCPT_ALL(0.00)[]; RCVD_TLS_ALL(0.00)[]; FROM_HAS_DN(0.00)[]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; DBL_BLOCKED_OPENRESOLVER(0.00)[imap1.dmz-prg2.suse.org:helo,imap1.dmz-prg2.suse.org:rdns,suse.de:dkim,suse.de:email,suse.de:mid]; FREEMAIL_TO(0.00)[redhat.com,gmail.com,linux.intel.com,kernel.org,linux-m68k.org,infradead.org]; RCVD_COUNT_TWO(0.00)[2]; FROM_EQ_ENVFROM(0.00)[]; R_RATELIMIT(0.00)[to_ip_from(RLo585esf9b7txaosbn5shab9z)]; DKIM_TRACE(0.00)[suse.de:+] X-Spam-Flag: NO Restrict panic handling to primary displays. Overlays and cursors should not display panic output. If there are exceptions, they can be registered by the driver itself. v3: - also update drm_panic_is_enabled() (Sashiko) - still do some testing when unregistering (Sashiko) Signed-off-by: Thomas Zimmermann Reviewed-by: Jocelyn Falempe --- drivers/gpu/drm/drm_panic.c | 14 +++++++++++--- 1 file changed, 11 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/drm_panic.c b/drivers/gpu/drm/drm_panic.c index 809d51ad78a8..522ea990a2e9 100644 --- a/drivers/gpu/drm/drm_panic.c +++ b/drivers/gpu/drm/drm_panic.c @@ -1059,9 +1059,13 @@ bool drm_panic_is_enabled(struct drm_device *dev) if (!dev->mode_config.num_total_plane) return false; - drm_for_each_plane(plane, dev) - if (plane->helper_private && plane->helper_private->get_scanout_buffer) - return true; + drm_for_each_plane(plane, dev) { + if (plane->type != DRM_PLANE_TYPE_PRIMARY) + continue; + if (!plane->helper_private || !plane->helper_private->get_scanout_buffer) + continue; + return true; + } return false; } EXPORT_SYMBOL(drm_panic_is_enabled); @@ -1079,6 +1083,8 @@ void drm_panic_register(struct drm_device *dev) return; drm_for_each_plane(plane, dev) { + if (plane->type != DRM_PLANE_TYPE_PRIMARY) + continue; if (!plane->helper_private || !plane->helper_private->get_scanout_buffer) continue; plane->kmsg_panic.dump = drm_panic; @@ -1106,6 +1112,8 @@ void drm_panic_unregister(struct drm_device *dev) return; drm_for_each_plane(plane, dev) { + if (plane->type != DRM_PLANE_TYPE_PRIMARY) + continue; if (!plane->helper_private || !plane->helper_private->get_scanout_buffer) continue; kmsg_dump_unregister(&plane->kmsg_panic); -- 2.55.0