From patchwork Mon Feb 12 16:16:35 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thomas Zimmermann X-Patchwork-Id: 1897804 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=suse.de header.i=@suse.de header.a=rsa-sha256 header.s=susede2_rsa header.b=HJb6k7Jd; dkim=pass header.d=suse.de header.i=@suse.de header.a=ed25519-sha256 header.s=susede2_ed25519 header.b=DqB73Qrs; dkim=pass (1024-bit key) header.d=suse.de header.i=@suse.de header.a=rsa-sha256 header.s=susede2_rsa header.b=HJb6k7Jd; dkim=neutral header.d=suse.de header.i=@suse.de header.a=ed25519-sha256 header.s=susede2_ed25519 header.b=DqB73Qrs; dkim-atps=neutral Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=139.178.88.99; helo=sv.mirrors.kernel.org; envelope-from=linux-pwm+bounces-1284-incoming=patchwork.ozlabs.org@vger.kernel.org; receiver=patchwork.ozlabs.org) Received: from sv.mirrors.kernel.org (sv.mirrors.kernel.org [139.178.88.99]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (secp384r1)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4TYVGZ5HXwz23r3 for ; Tue, 13 Feb 2024 03:27:02 +1100 (AEDT) Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sv.mirrors.kernel.org (Postfix) with ESMTPS id 5700F281283 for ; Mon, 12 Feb 2024 16:27:01 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 64ACD3D3B4; Mon, 12 Feb 2024 16:26:53 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=suse.de header.i=@suse.de header.b="HJb6k7Jd"; dkim=permerror (0-bit key) header.d=suse.de header.i=@suse.de header.b="DqB73Qrs"; dkim=pass (1024-bit key) header.d=suse.de header.i=@suse.de header.b="HJb6k7Jd"; dkim=permerror (0-bit key) header.d=suse.de header.i=@suse.de header.b="DqB73Qrs" X-Original-To: linux-pwm@vger.kernel.org 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 A2B093D0D2; Mon, 12 Feb 2024 16:26:51 +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=1707755213; cv=none; b=F2zD4ibOU4YRVum10Q6IBbJGDRW3rH5TuDCjpJTkLEs0s07/fdAtSFOEWTWRMKZL6YWdT+7P1YfVeRbHT4T9JtUUF4eVkwRLeb+FdL8XOwsJvubwjHaWddqOINQueBpqC7GudR85AKF2jugK1NCsMpMfvJi68gOGzikHb7aacEo= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707755213; c=relaxed/simple; bh=H+UuV4jrWI69sWyQx+P8r3Xj+qldFT1G7UMwDg90HNM=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=eWutqiJmDgK194ArbYkyFgVj9UVGnPSS41N+HME756GpSZdrkS1MR7xfmH5DInBk26vgNlpWszzaisb+3xRb2vjf0/ufAWW0wnpXQTtUxDWOJSCtH/j9mdjxLEiTuRHoMfB380PrtKQ3MWFXveiojt+q7jZu0Aybdj8L3LCX19k= 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=HJb6k7Jd; dkim=permerror (0-bit key) header.d=suse.de header.i=@suse.de header.b=DqB73Qrs; dkim=pass (1024-bit key) header.d=suse.de header.i=@suse.de header.b=HJb6k7Jd; dkim=permerror (0-bit key) header.d=suse.de header.i=@suse.de header.b=DqB73Qrs; 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 Received: from imap2.dmz-prg2.suse.org (imap2.dmz-prg2.suse.org [10.150.64.98]) (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 C31E52209C; Mon, 12 Feb 2024 16:26:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1707755209; 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=YVY8JDGCUpRWMipTF/sWYOAMXRX+W5q/EN06D8H6f8k=; b=HJb6k7JdeXftaiQusrGFpL6C5hSn6ZiU81yJor8JdGz8qkNW0ryDg6vcDdbh9vfWc0LF3m bdJmLXeLj4oVg7E7q9Uo9A1E/g6pgx9Sob0cAzDRUyC8A/14KF1fdLkxoGhbEYGndxvrBx IIyMHKG/RNIFFMiU8KK79nv3lGI6jwE= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1707755209; 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=YVY8JDGCUpRWMipTF/sWYOAMXRX+W5q/EN06D8H6f8k=; b=DqB73QrsRkvZqS4kA1tXsJgGHHg+yKmHl6lkSjw097Px+ifmJt1x11nxgp5Fefsl8HqGb4 1kPCkMXrOKCAahDA== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1707755209; 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=YVY8JDGCUpRWMipTF/sWYOAMXRX+W5q/EN06D8H6f8k=; b=HJb6k7JdeXftaiQusrGFpL6C5hSn6ZiU81yJor8JdGz8qkNW0ryDg6vcDdbh9vfWc0LF3m bdJmLXeLj4oVg7E7q9Uo9A1E/g6pgx9Sob0cAzDRUyC8A/14KF1fdLkxoGhbEYGndxvrBx IIyMHKG/RNIFFMiU8KK79nv3lGI6jwE= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1707755209; 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=YVY8JDGCUpRWMipTF/sWYOAMXRX+W5q/EN06D8H6f8k=; b=DqB73QrsRkvZqS4kA1tXsJgGHHg+yKmHl6lkSjw097Px+ifmJt1x11nxgp5Fefsl8HqGb4 1kPCkMXrOKCAahDA== Received: from imap2.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 imap2.dmz-prg2.suse.org (Postfix) with ESMTPS id 79C6E13A0E; Mon, 12 Feb 2024 16:26:49 +0000 (UTC) Received: from dovecot-director2.suse.de ([10.150.64.162]) by imap2.dmz-prg2.suse.org with ESMTPSA id 4LqOHMlGymXmXgAAn2gu4w (envelope-from ); Mon, 12 Feb 2024 16:26:49 +0000 From: Thomas Zimmermann To: lee@kernel.org, daniel.thompson@linaro.org, jingoohan1@gmail.com, deller@gmx.de, javierm@redhat.com Cc: dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-input@vger.kernel.org, linux-pwm@vger.kernel.org, Thomas Zimmermann , Robin van der Gracht Subject: [PATCH 02/10] auxdisplay/ht16k33: Remove struct backlight_ops.check_fb Date: Mon, 12 Feb 2024 17:16:35 +0100 Message-ID: <20240212162645.5661-3-tzimmermann@suse.de> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240212162645.5661-1-tzimmermann@suse.de> References: <20240212162645.5661-1-tzimmermann@suse.de> Precedence: bulk X-Mailing-List: linux-pwm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Authentication-Results: smtp-out1.suse.de; none X-Spamd-Result: default: False [-2.10 / 50.00]; ARC_NA(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; FROM_HAS_DN(0.00)[]; TO_DN_SOME(0.00)[]; FREEMAIL_ENVRCPT(0.00)[gmail.com,gmx.de]; R_MISSING_CHARSET(2.50)[]; MIME_GOOD(-0.10)[text/plain]; TO_MATCH_ENVRCPT_ALL(0.00)[]; REPLY(-4.00)[]; BROKEN_CONTENT_TYPE(1.50)[]; RCVD_COUNT_THREE(0.00)[3]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; RCPT_COUNT_SEVEN(0.00)[11]; MID_CONTAINS_FROM(1.00)[]; FREEMAIL_TO(0.00)[kernel.org,linaro.org,gmail.com,gmx.de,redhat.com]; FUZZY_BLOCKED(0.00)[rspamd.com]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+]; RCVD_TLS_ALL(0.00)[]; BAYES_HAM(-3.00)[99.99%] X-Spam-Level: X-Spam-Flag: NO X-Spam-Score: -2.10 The driver sets struct fb_info.bl_dev to the correct backlight device. Thus rely on the backlight core code to match backlight and framebuffer devices, and remove the extra check_fb function from struct backlight_ops. Signed-off-by: Thomas Zimmermann Cc: Robin van der Gracht Acked-By: Robin van der Gracht Reviewed-by: Javier Martinez Canillas --- drivers/auxdisplay/ht16k33.c | 8 -------- 1 file changed, 8 deletions(-) diff --git a/drivers/auxdisplay/ht16k33.c b/drivers/auxdisplay/ht16k33.c index a90430b7d07ba..0a858db32486b 100644 --- a/drivers/auxdisplay/ht16k33.c +++ b/drivers/auxdisplay/ht16k33.c @@ -325,16 +325,8 @@ static int ht16k33_bl_update_status(struct backlight_device *bl) return ht16k33_brightness_set(priv, brightness); } -static int ht16k33_bl_check_fb(struct backlight_device *bl, struct fb_info *fi) -{ - struct ht16k33_priv *priv = bl_get_data(bl); - - return (fi == NULL) || (fi->par == priv); -} - static const struct backlight_ops ht16k33_bl_ops = { .update_status = ht16k33_bl_update_status, - .check_fb = ht16k33_bl_check_fb, }; /*