From patchwork Mon Jan 31 21:05:52 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Daniel Vetter X-Patchwork-Id: 539107 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 38EFDC433FE for ; Mon, 31 Jan 2022 21:08:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1381279AbiAaVI5 (ORCPT ); Mon, 31 Jan 2022 16:08:57 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44014 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1380657AbiAaVHM (ORCPT ); Mon, 31 Jan 2022 16:07:12 -0500 Received: from mail-wr1-x435.google.com (mail-wr1-x435.google.com [IPv6:2a00:1450:4864:20::435]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9A754C061772 for ; Mon, 31 Jan 2022 13:06:55 -0800 (PST) Received: by mail-wr1-x435.google.com with SMTP id w11so27877975wra.4 for ; Mon, 31 Jan 2022 13:06:55 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ffwll.ch; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=FxNR4P5lDXdqDoRY6o7wMDtTBWXikuXUtP+0kdBf7FQ=; b=Lo4AW9guvOF81u6WGQBXjsTZUvFuBcQIdzBj2fKuxIY0ijvWI/WKVVcAEew+wpAmNv T9o5T51UXeGAC8PY0e/dJSsEAeJCL79CCkRMNfyQnjXBUsH8+RxF6XddMCurXVkMGdfT UwQJSGBW+iiRzyYdMPsOrpy+yu64udBa1ILAk= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=FxNR4P5lDXdqDoRY6o7wMDtTBWXikuXUtP+0kdBf7FQ=; b=tRZ2roRF5qqcS5NHVBk0R22tvDELSmT1C3nZ77J5crSrMuxrWoeTBuveCltzkq3be9 +BX2lkv9atvBvIPBuYiQWv/FPOaOh7bqxWIQuGjRrLK3xHYuCWciCifgY00Dm28rrtpS MtQl1VbHPUwOHDvHtwqYeobJXEzcFoVJ2YhdJwjdyQWhDIzKnJZqJGSC0e9NKQscGPUA fPjXmqRHS7DOmqlRbne3SMHsiwpFY2YuedbmaGiwksIxOdfQk7nd917IP+GaWK9bq2cD Cwf59kvCM0n5HmU2dItgifPr6re7gMxbP8lP8WLOjdgjX6YFwVxcgiNj1coDyjCgJqhC K5LA== X-Gm-Message-State: AOAM532b/TVPVoOrLUKpMMMTKtNFHBSwwED/mJaYP9sZIgfUaSMU9EyE 393266hXskIm0y8I6xWoP53duQ== X-Google-Smtp-Source: ABdhPJwF2QvK4hmf/7QGpz8EsMBpbsf23W007iTEYAPXtLNPFXTESQvIlo2rylKpGsmivnZGCNYQaQ== X-Received: by 2002:adf:e8ce:: with SMTP id k14mr10214483wrn.284.1643663214293; Mon, 31 Jan 2022 13:06:54 -0800 (PST) Received: from phenom.ffwll.local ([2a02:168:57f4:0:efd0:b9e5:5ae6:c2fa]) by smtp.gmail.com with ESMTPSA id b11sm314961wmq.46.2022.01.31.13.06.53 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 31 Jan 2022 13:06:53 -0800 (PST) From: Daniel Vetter To: DRI Development Cc: Intel Graphics Development , linux-fbdev@vger.kernel.org, LKML , Daniel Vetter , Jens Frederich , Jon Nettleton , Greg Kroah-Hartman , linux-staging@lists.linux.dev, Daniel Vetter , Daniel Vetter , Helge Deller , Matthew Wilcox , Sam Ravnborg , Tetsuo Handa , Zhen Lei , Alex Deucher , Xiyu Yang , Zheyu Ma , Guenter Roeck Subject: [PATCH 21/21] fbdev: Make registered_fb[] private to fbmem.c Date: Mon, 31 Jan 2022 22:05:52 +0100 Message-Id: <20220131210552.482606-22-daniel.vetter@ffwll.ch> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20220131210552.482606-1-daniel.vetter@ffwll.ch> References: <20220131210552.482606-1-daniel.vetter@ffwll.ch> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-fbdev@vger.kernel.org Well except when the olpc dcon fbdev driver is enabled, that thing digs around in there in rather unfixable ways. Cc oldc_dcon maintainers as fyi. Cc: Jens Frederich Cc: Jon Nettleton Cc: Greg Kroah-Hartman Cc: linux-staging@lists.linux.dev Signed-off-by: Daniel Vetter Cc: Daniel Vetter Cc: Helge Deller Cc: Matthew Wilcox Cc: Sam Ravnborg Cc: Tetsuo Handa Cc: Zhen Lei Cc: Alex Deucher Cc: Xiyu Yang Cc: linux-fbdev@vger.kernel.org Cc: Zheyu Ma Cc: Guenter Roeck Reported-by: kernel test robot --- drivers/video/fbdev/core/fbmem.c | 8 ++++++-- include/linux/fb.h | 7 +++---- 2 files changed, 9 insertions(+), 6 deletions(-) diff --git a/drivers/video/fbdev/core/fbmem.c b/drivers/video/fbdev/core/fbmem.c index 904ef1250677..dad6572942fa 100644 --- a/drivers/video/fbdev/core/fbmem.c +++ b/drivers/video/fbdev/core/fbmem.c @@ -48,10 +48,14 @@ static DEFINE_MUTEX(registration_lock); struct fb_info *registered_fb[FB_MAX] __read_mostly; -EXPORT_SYMBOL(registered_fb); - int num_registered_fb __read_mostly; +#if IS_ENABLED(CONFIG_OLPC_DCON) +EXPORT_SYMBOL(registered_fb); EXPORT_SYMBOL(num_registered_fb); +#endif +#define for_each_registered_fb(i) \ + for (i = 0; i < FB_MAX; i++) \ + if (!registered_fb[i]) {} else bool fb_center_logo __read_mostly; diff --git a/include/linux/fb.h b/include/linux/fb.h index a8a00d2ba1f3..e236817502c2 100644 --- a/include/linux/fb.h +++ b/include/linux/fb.h @@ -622,16 +622,15 @@ extern int fb_get_color_depth(struct fb_var_screeninfo *var, extern int fb_get_options(const char *name, char **option); extern int fb_new_modelist(struct fb_info *info); +#if IS_ENABLED(CONFIG_OLPC_DCON) extern struct fb_info *registered_fb[FB_MAX]; + extern int num_registered_fb; +#endif extern bool fb_center_logo; extern int fb_logo_count; extern struct class *fb_class; -#define for_each_registered_fb(i) \ - for (i = 0; i < FB_MAX; i++) \ - if (!registered_fb[i]) {} else - static inline void lock_fb_info(struct fb_info *info) { mutex_lock(&info->lock);