From patchwork Sun Nov 19 10:14:30 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Heiner Kallweit X-Patchwork-Id: 13460355 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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 59CA3C5AD4C for ; Sun, 19 Nov 2023 10:15:17 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 2D6AE10E1AE; Sun, 19 Nov 2023 10:15:00 +0000 (UTC) Received: from mail-ed1-x533.google.com (mail-ed1-x533.google.com [IPv6:2a00:1450:4864:20::533]) by gabe.freedesktop.org (Postfix) with ESMTPS id 7A7D710E19D for ; Sun, 19 Nov 2023 10:14:55 +0000 (UTC) Received: by mail-ed1-x533.google.com with SMTP id 4fb4d7f45d1cf-53e07db272cso4881465a12.3 for ; Sun, 19 Nov 2023 02:14:55 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1700388894; x=1700993694; darn=lists.freedesktop.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=6DB25C7bMVd6OfgWCKQSEO94Aa30Zg5F+mwrgxtdXDA=; b=A/ftU/jBZOb8Yx8YRmcbGKKLCi2ZkylA+dRYjsKXuCVm1R2B977oIueCYs/i18Fjt2 BHgptkCBmRaqZbEmhZE+VjBgKvWooaXJUopRmUvS2o5hFVDfDt4wJtQypvL/dkW5hsf/ z9dM+yYqJ2ytx494a18Ja8FFw8+9C5M+122Ge+FJIPG8Z6/FM0RPo+yXNs9NqUjIInw2 S14zYhUYItAP8MkkCgnaxaFnt6CoXM0+J9Doym1Lz8BSz4rmR55lY5vfJBTzLSCI4ER0 S4f8YzjZjR3mRt4Ub8O59oNJo5Ae+CzuklTaGLEkzoRXzQisRSAs3clakz6T0Gf0NPqX Ipyw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1700388894; x=1700993694; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=6DB25C7bMVd6OfgWCKQSEO94Aa30Zg5F+mwrgxtdXDA=; b=ryty7metf2v2hSkN+YELiVQsMidohsd10HUyQJQihRw63dNRPpUBoqiRmMGDjWLQWg VNtJapx8VZ/voinjX+Tod9+SWr7Gvv2DLGX3VjUIg8aDSwN7Ru/vCCQW9iP+20pXOLwW Mj1c2CvW+ROWl05vxNBoXjPuelFWsVudv+xTLjgkloT6Wo5DvHy/+08MUGtZo9d00kyc 84V10RTZN25SuW8oZ5WNNgSKD8q+okWx0hyx1qyFiJ+r4CkmZj3l0tkhaLdQM2mw0GO8 XS/9+lftrcHga8IJD17wxaRIyk1vKVx4gxiKAi/9dwv1ppAcleX6AHIw8LdBvNn6Z70x mlJQ== X-Gm-Message-State: AOJu0YxJQxoxohC7eDr4nbxAcoJKE7La1XwzZcu7wReoemIQRtWWA0lk TDiDGOH+F2lMIUw04NCgY1A= X-Google-Smtp-Source: AGHT+IFSg9U5qIMb4AcJbjF+T77S5CydHJz/amx7poWoeUOMU+9+UHjyyGXBcelTE4xsBAI3I9B5Tg== X-Received: by 2002:a17:906:2253:b0:9b9:4509:d575 with SMTP id 19-20020a170906225300b009b94509d575mr3597295ejr.2.1700388893905; Sun, 19 Nov 2023 02:14:53 -0800 (PST) Received: from zotac.lan. 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[2a01:c23:bde4:3e00:2223:8ff:fe18:310]) by smtp.gmail.com with ESMTPSA id p20-20020a17090628d400b009928b4e3b9fsm2743581ejd.114.2023.11.19.02.14.53 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 19 Nov 2023 02:14:53 -0800 (PST) From: Heiner Kallweit To: Wolfram Sang , Helge Deller Subject: [PATCH v3 05/20] drivers/video/fbdev: remove I2C_CLASS_DDC support Date: Sun, 19 Nov 2023 11:14:30 +0100 Message-ID: <20231119101445.4737-6-hkallweit1@gmail.com> X-Mailer: git-send-email 2.42.1 In-Reply-To: <20231119101445.4737-1-hkallweit1@gmail.com> References: <20231119101445.4737-1-hkallweit1@gmail.com> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-kernel@vger.kernel.org, linux-fbdev@vger.kernel.org, linux-i2c@vger.kernel.org, dri-devel@lists.freedesktop.org, Heiner Kallweit Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" After removal of the legacy EEPROM driver and I2C_CLASS_DDC support in olpc_dcon there's no i2c client driver left supporting I2C_CLASS_DDC. Class-based device auto-detection is a legacy mechanism and shouldn't be used in new code. So we can remove this class completely now. Preferably this series should be applied via the i2c tree. Signed-off-by: Heiner Kallweit --- v3: - fix compile error --- drivers/video/fbdev/i740fb.c | 1 - drivers/video/fbdev/matrox/i2c-matroxfb.c | 15 +++++---------- drivers/video/fbdev/s3fb.c | 1 - drivers/video/fbdev/tdfxfb.c | 1 - drivers/video/fbdev/tridentfb.c | 1 - 5 files changed, 5 insertions(+), 14 deletions(-) diff --git a/drivers/video/fbdev/i740fb.c b/drivers/video/fbdev/i740fb.c index 1897e65ab..9b74dae71 100644 --- a/drivers/video/fbdev/i740fb.c +++ b/drivers/video/fbdev/i740fb.c @@ -163,7 +163,6 @@ static int i740fb_setup_ddc_bus(struct fb_info *info) strscpy(par->ddc_adapter.name, info->fix.id, sizeof(par->ddc_adapter.name)); par->ddc_adapter.owner = THIS_MODULE; - par->ddc_adapter.class = I2C_CLASS_DDC; par->ddc_adapter.algo_data = &par->ddc_algo; par->ddc_adapter.dev.parent = info->device; par->ddc_algo.setsda = i740fb_ddc_setsda; diff --git a/drivers/video/fbdev/matrox/i2c-matroxfb.c b/drivers/video/fbdev/matrox/i2c-matroxfb.c index e2e4705e3..bb048e14b 100644 --- a/drivers/video/fbdev/matrox/i2c-matroxfb.c +++ b/drivers/video/fbdev/matrox/i2c-matroxfb.c @@ -100,8 +100,7 @@ static const struct i2c_algo_bit_data matrox_i2c_algo_template = }; static int i2c_bus_reg(struct i2c_bit_adapter* b, struct matrox_fb_info* minfo, - unsigned int data, unsigned int clock, const char *name, - int class) + unsigned int data, unsigned int clock, const char *name) { int err; @@ -112,7 +111,6 @@ static int i2c_bus_reg(struct i2c_bit_adapter* b, struct matrox_fb_info* minfo, snprintf(b->adapter.name, sizeof(b->adapter.name), name, minfo->fbcon.node); i2c_set_adapdata(&b->adapter, b); - b->adapter.class = class; b->adapter.algo_data = &b->bac; b->adapter.dev.parent = &minfo->pcidev->dev; b->bac = matrox_i2c_algo_template; @@ -160,27 +158,24 @@ static void* i2c_matroxfb_probe(struct matrox_fb_info* minfo) { case MGA_2164: err = i2c_bus_reg(&m2info->ddc1, minfo, DDC1B_DATA, DDC1B_CLK, - "DDC:fb%u #0", I2C_CLASS_DDC); + "DDC:fb%u #0"); break; default: err = i2c_bus_reg(&m2info->ddc1, minfo, DDC1_DATA, DDC1_CLK, - "DDC:fb%u #0", I2C_CLASS_DDC); + "DDC:fb%u #0"); break; } if (err) goto fail_ddc1; if (minfo->devflags.dualhead) { - err = i2c_bus_reg(&m2info->ddc2, minfo, - DDC2_DATA, DDC2_CLK, - "DDC:fb%u #1", I2C_CLASS_DDC); + err = i2c_bus_reg(&m2info->ddc2, minfo, DDC2_DATA, DDC2_CLK, "DDC:fb%u #1"); if (err == -ENODEV) { printk(KERN_INFO "i2c-matroxfb: VGA->TV plug detected, DDC unavailable.\n"); } else if (err) printk(KERN_INFO "i2c-matroxfb: Could not register secondary output i2c bus. Continuing anyway.\n"); /* Register maven bus even on G450/G550 */ - err = i2c_bus_reg(&m2info->maven, minfo, - MAT_DATA, MAT_CLK, "MAVEN:fb%u", 0); + err = i2c_bus_reg(&m2info->maven, minfo, MAT_DATA, MAT_CLK, "MAVEN:fb%u"); if (err) printk(KERN_INFO "i2c-matroxfb: Could not register Maven i2c bus. Continuing anyway.\n"); else { diff --git a/drivers/video/fbdev/s3fb.c b/drivers/video/fbdev/s3fb.c index 589b349cb..07722a5ea 100644 --- a/drivers/video/fbdev/s3fb.c +++ b/drivers/video/fbdev/s3fb.c @@ -252,7 +252,6 @@ static int s3fb_setup_ddc_bus(struct fb_info *info) strscpy(par->ddc_adapter.name, info->fix.id, sizeof(par->ddc_adapter.name)); par->ddc_adapter.owner = THIS_MODULE; - par->ddc_adapter.class = I2C_CLASS_DDC; par->ddc_adapter.algo_data = &par->ddc_algo; par->ddc_adapter.dev.parent = info->device; par->ddc_algo.setsda = s3fb_ddc_setsda; diff --git a/drivers/video/fbdev/tdfxfb.c b/drivers/video/fbdev/tdfxfb.c index 22aa95313..51ebe7835 100644 --- a/drivers/video/fbdev/tdfxfb.c +++ b/drivers/video/fbdev/tdfxfb.c @@ -1267,7 +1267,6 @@ static int tdfxfb_setup_ddc_bus(struct tdfxfb_i2c_chan *chan, const char *name, strscpy(chan->adapter.name, name, sizeof(chan->adapter.name)); chan->adapter.owner = THIS_MODULE; - chan->adapter.class = I2C_CLASS_DDC; chan->adapter.algo_data = &chan->algo; chan->adapter.dev.parent = dev; chan->algo.setsda = tdfxfb_ddc_setsda; diff --git a/drivers/video/fbdev/tridentfb.c b/drivers/video/fbdev/tridentfb.c index 816d40b6f..516cf2a18 100644 --- a/drivers/video/fbdev/tridentfb.c +++ b/drivers/video/fbdev/tridentfb.c @@ -274,7 +274,6 @@ static int tridentfb_setup_ddc_bus(struct fb_info *info) strscpy(par->ddc_adapter.name, info->fix.id, sizeof(par->ddc_adapter.name)); par->ddc_adapter.owner = THIS_MODULE; - par->ddc_adapter.class = I2C_CLASS_DDC; par->ddc_adapter.algo_data = &par->ddc_algo; par->ddc_adapter.dev.parent = info->device; if (is_oldclock(par->chip_id)) { /* not sure if this check is OK */