From patchwork Wed Jun 5 17:59:46 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Joy Chakraborty X-Patchwork-Id: 801844 Received: from mail-yw1-f201.google.com (mail-yw1-f201.google.com [209.85.128.201]) (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 5332014EC5B for ; Wed, 5 Jun 2024 18:00:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717610412; cv=none; b=G9HIJTTbTP1jQ4zYzR4Drd2BSQ6vEja9uCOYuE/n1gREiVv9nSYEqQz73yk+gDS4xAmsCz4Nfx4AytXBdwDgaZafX3mY7rB82VJMFVbNBT2nbRus7m6zFl08Lh/IrDPtjFh6B8W4vkUoYOL0Pqnt3Q+M78i3RrlzABe6jjrfTUg= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717610412; c=relaxed/simple; bh=8DJQonJqq5Z4yQRN/sDPNHSxx9pC4pBa8VVN/l35RYU=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=kxc+hya6jy67u9RWDsjpQYEeLg9GcE4DFinStT5kveXg4iBDA0VhKRtNh5psYwrxNOvWzVCLF3lzBNYoqQUswaTCxnYnNofLd2SplGCjxlNI1Qa1G5QetGRgSAsVzL3K0TgoxwH7ue+Y1mEIWHdL8RZS+gwX1nLjDwaKtoHzgfs= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--joychakr.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=pfblUWIw; arc=none smtp.client-ip=209.85.128.201 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--joychakr.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="pfblUWIw" Received: by mail-yw1-f201.google.com with SMTP id 00721157ae682-62a08436241so312887b3.3 for ; Wed, 05 Jun 2024 11:00:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1717610409; x=1718215209; darn=vger.kernel.org; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=fOg+UnJ80V7MsfirTppZcqaQfW4UzyZaf6xSdj4zJek=; b=pfblUWIw3blD8wOp8WE8gt5Jq65lZWQ22oCeXFtUbZiptDqJ6zCGgQUbQ2cMmjfzOR YVY9lArA0jnY76ycsaDtnO0iySMxqBGUbKPwgSWLfmMjWDRqCqa3D4FivtdXwR2W2/rA PSMm2ZF1GAOgMvv4+jSZpC37R0p+9VLq5xjajPi9vrxJ/OSKjc7CmguroB+GyCDanVKd z/R4xPxhbGR6jwsUIC1ZIlDHMi9vBxK5m72lvAMghxlet3dTv2t6Ool24D5MKrdks4LC Wylen1dVC4VFLkiJdOno6Gy+Tt2EIltv91lvc+7T5XSjAT91a4fUKLkQJNYRn0GggObz T0Fw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1717610409; x=1718215209; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=fOg+UnJ80V7MsfirTppZcqaQfW4UzyZaf6xSdj4zJek=; b=R9mNb0BkVek2QLU0aR1trxfxWRYRGaJFlNWZlWJb9g64iqJJSMaUWHbwp9yrFeDWTW eoQvPrMHC2VITp/mE9151PVj0AMcudkYb6rlLaG8UebNkcj1zc0QJJq/43FdcwxnMKdB cRzu93sE4UjG2omPSLfH5m9p7qyfFBEXftiVr9VlTH13B/9f5Ywjk3xuT2/v3QRs2A3e hkOQh9xE27eBQRivQsriBpoMQpEUNW/jrOYQRgx64ib6K5osMxzeP9LXpjyiQvgc8lKx y5DxwGO9bMSppbrVvJ5jQFV84SLNz2yv6t7csi3An3NyQQJpqP0Ncb6b7N4mX7wVlSFP cWew== X-Forwarded-Encrypted: i=1; AJvYcCWiPpwL1o/RI7Ja8Ih0/IyoEdQmycffd2sLkOiOe4ZLWA3Jbm+uAV89HSuLItCAp+AGGuiitqhBkwl+P6nm1WpDxtmCFLpUZxjYQRs= X-Gm-Message-State: AOJu0YykRhUdRBsGebVaF+0SWSX1lGz4hf/4QQKWz5LhYjHsxVeOi12E ejJyhAr+FUzSJKCPQJFQNdm2MpbhVAVpFrPWpUUbERBMbecd0JXsk2JvOzLNG+4P+yvC67mz2AZ m1e+19vkxwQ== X-Google-Smtp-Source: AGHT+IGVqeHwMyqXKI282yIc4vrmNhlrddNc8SUJnwKBYMg45bAMjkiEv9ztSUrQcKvlvHzhm96dBXxGRdgPkg== X-Received: from joychakr.c.googlers.com ([fda3:e722:ac3:cc00:4f:4b78:c0a8:6ea]) (user=joychakr job=sendgmr) by 2002:a05:6902:b12:b0:dfa:7282:d6d4 with SMTP id 3f1490d57ef6-dfacac47b9amr605485276.6.1717610409394; Wed, 05 Jun 2024 11:00:09 -0700 (PDT) Date: Wed, 5 Jun 2024 17:59:46 +0000 In-Reply-To: <20240605175953.2613260-1-joychakr@google.com> Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20240605175953.2613260-1-joychakr@google.com> X-Mailer: git-send-email 2.45.1.467.gbab1589fc0-goog Message-ID: <20240605175953.2613260-3-joychakr@google.com> Subject: [PATCH v1 02/17] media: i2c: ov2740: Change nvmem reg_read/write return type From: Joy Chakraborty To: Srinivas Kandagatla , Greg Kroah-Hartman , AngeloGioacchino Del Regno , Lars-Peter Clausen , Sakari Ailus , Bingbu Cao , Zhihao Cheng , Jerome Brunet , Martin Blumenstingl Cc: linux-hwmon@vger.kernel.org, linux-kernel@vger.kernel.org, linux-iio@vger.kernel.org, linux-media@vger.kernel.org, linux-i2c@vger.kernel.org, linux-gpio@vger.kernel.org, linux-mtd@lists.infradead.org, linux-rtc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, linux-usb@vger.kernel.org, manugautam@google.com, Joy Chakraborty Change nvmem read/write function definition return type to ssize_t. Signed-off-by: Joy Chakraborty --- drivers/media/i2c/ov2740.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/media/i2c/ov2740.c b/drivers/media/i2c/ov2740.c index c48dbcde9877..0101ab55a5ef 100644 --- a/drivers/media/i2c/ov2740.c +++ b/drivers/media/i2c/ov2740.c @@ -1212,8 +1212,8 @@ static void ov2740_remove(struct i2c_client *client) pm_runtime_disable(&client->dev); } -static int ov2740_nvmem_read(void *priv, unsigned int off, void *val, - size_t count) +static ssize_t ov2740_nvmem_read(void *priv, unsigned int off, void *val, + size_t count) { struct nvm_data *nvm = priv; struct device *dev = regmap_get_device(nvm->regmap); @@ -1241,7 +1241,7 @@ static int ov2740_nvmem_read(void *priv, unsigned int off, void *val, pm_runtime_put(dev); exit: v4l2_subdev_unlock_state(sd_state); - return ret; + return ret < 0 ? ret : count; } static int ov2740_register_nvmem(struct i2c_client *client, From patchwork Wed Jun 5 17:59:48 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Joy Chakraborty X-Patchwork-Id: 801843 Received: from mail-yb1-f201.google.com (mail-yb1-f201.google.com [209.85.219.201]) (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 C587C15F408 for ; Wed, 5 Jun 2024 18:00:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.219.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717610422; cv=none; b=D1oq8IZbE1phWLEtSXivFMGGJ7X0VOw9/IxUIFa8Fis5Etwt2gHZ3rgSEN7KoVs/GAWMavwwn7zSbECw5mVwpYTmCvkSPm8SVs4He0jzigXdmu93wFZ8T97v+mQPIMzayi3xlPLIq1ZuZHyj5Wcg8DfaQuFIhnenbVhRFdYnagw= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717610422; c=relaxed/simple; bh=DtpDZyHe3eugG9lKYAyC1ondYmKEiXhRbdfT84tszLE=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=U5dXvzOpD5hcp030w2EpPrisZSytvt91l65rb8fCXt6XvnD3CoO5JXCOxk48GiIz8MzzY6BfS5ylg7BYwXBOIgz3HiwmHKUxH6vcmQ0d9WSNHQfnCO5iPXUsYpY59iNPw2IfzBNOyKl42C4Kl6g/Cti9ojZAdM9ORNbVS2Uzjis= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--joychakr.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=U52V+hRs; arc=none smtp.client-ip=209.85.219.201 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--joychakr.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="U52V+hRs" Received: by mail-yb1-f201.google.com with SMTP id 3f1490d57ef6-df78ea30f83so1550766276.1 for ; Wed, 05 Jun 2024 11:00:18 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1717610418; x=1718215218; darn=vger.kernel.org; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=AwIs39A3C8kh3vVRuRyRYkps3QbjGarBaeH82L3DU0g=; b=U52V+hRsiJQjSRnjvYDtZ8nO3ttKXkTxiHrLjNmADwfjQ8plad8HEMYMkkxmvtoFIs QEZHHMmsbHs8oE4DsgfG7xV73VdpniuxJWGD1uX+sexyHuIPqMEjjQbpiFRleB333mzK cskQ8g8ioMRy6iE5yXCZP8fi72tXA3aLXSn2e//1mmOhKE3l2iZpjrsErUj6Nw8rXBT/ Ls5L9CJrzLx+rKGRzdTKorUXDwYGdNhd3A3/5vELUbwt6as3QITS3EdKaGbEVRNWJanK trjloEE6aIqij88o+jESh2lYoT7HqoWLxLTSIiCFGrQSEuGXKrYAGwKb/WUU8YLm9SV8 ouoQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1717610418; x=1718215218; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=AwIs39A3C8kh3vVRuRyRYkps3QbjGarBaeH82L3DU0g=; b=AE/iamN0cu5lajefXw4yNE1/658/ZnogZIcKgCsZvXcU9TbRyAyX6fScE5z15dHYGw H6Hxri8M/Dg4e6OnBh5FDcn2Rq8yK3qtuqxHrAcorYXyFe01nJdBLu71fKfyNFVSsrKf XkBkC10Mmahtz09Q+zlz3CinHadUGAnIwDS+DJ1Cf9a2zQQzzczPi5XmhwjTirZipKtn F8NHNaBn4SfX5d4ZgJdhfNxrVuc2dmRSmbWad0fPsCcdIEvcZo52f++EPcIcnwO9L15R kZDOWhPDjeo0lMLrF2t4A6bRRZgWGbhMXe0neLe1yC6wCE0DR/pH0hPLvtVqFVQ1yB9p gh2w== X-Forwarded-Encrypted: i=1; AJvYcCVoMdrylq3dt5xoKxgzTpAxjHiXZtSAgLmUMDGdhq4MP+Wa7KiCg4r1mmHVb8Sd+lygpFkGAHEQ3+WB8/D6a3rbnue7NFb5mhvtRKY= X-Gm-Message-State: AOJu0YylMQo32Nd0ZoDbP3KQWSbGOfa+nlwZ43GtniFzFajZST3mgfTE J12cY49ss9JHuohThN1kE0G+FB7Y/8fMktXkqTp8swSg1bUuoTQF/ib2VyFU86Tui3qY7T0ciC2 LxvWmrojpjw== X-Google-Smtp-Source: AGHT+IF67RE9Tjmuj/kq/k/X6dA78e699FHOj3MI1LHmpXg9uh50LZwtSgAXRWUPUOYrgrIfYkhy+wDlS5BIsw== X-Received: from joychakr.c.googlers.com ([fda3:e722:ac3:cc00:4f:4b78:c0a8:6ea]) (user=joychakr job=sendgmr) by 2002:a25:9004:0:b0:de5:a44c:25af with SMTP id 3f1490d57ef6-dfadec0b255mr68711276.5.1717610418012; Wed, 05 Jun 2024 11:00:18 -0700 (PDT) Date: Wed, 5 Jun 2024 17:59:48 +0000 In-Reply-To: <20240605175953.2613260-1-joychakr@google.com> Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20240605175953.2613260-1-joychakr@google.com> X-Mailer: git-send-email 2.45.1.467.gbab1589fc0-goog Message-ID: <20240605175953.2613260-5-joychakr@google.com> Subject: [PATCH v1 04/17] iio: pressure: bmp280: Change nvmem reg_read/write return type From: Joy Chakraborty To: Srinivas Kandagatla , Greg Kroah-Hartman , AngeloGioacchino Del Regno , Lars-Peter Clausen , Sakari Ailus , Bingbu Cao , Zhihao Cheng , Jerome Brunet , Martin Blumenstingl Cc: linux-hwmon@vger.kernel.org, linux-kernel@vger.kernel.org, linux-iio@vger.kernel.org, linux-media@vger.kernel.org, linux-i2c@vger.kernel.org, linux-gpio@vger.kernel.org, linux-mtd@lists.infradead.org, linux-rtc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, linux-usb@vger.kernel.org, manugautam@google.com, Joy Chakraborty Change nvmem read/write function definition return type to ssize_t. Signed-off-by: Joy Chakraborty --- drivers/iio/pressure/bmp280-core.c | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-) diff --git a/drivers/iio/pressure/bmp280-core.c b/drivers/iio/pressure/bmp280-core.c index 09f53d987c7d..8d5aeabfa297 100644 --- a/drivers/iio/pressure/bmp280-core.c +++ b/drivers/iio/pressure/bmp280-core.c @@ -1465,10 +1465,11 @@ static const int bmp580_odr_table[][2] = { static const int bmp580_nvmem_addrs[] = { 0x20, 0x21, 0x22 }; -static int bmp580_nvmem_read(void *priv, unsigned int offset, void *val, - size_t bytes) +static ssize_t bmp580_nvmem_read(void *priv, unsigned int offset, void *val, + size_t bytes) { struct bmp280_data *data = priv; + size_t bytes_read = bytes; u16 *dst = val; int ret, addr; @@ -1518,13 +1519,14 @@ static int bmp580_nvmem_read(void *priv, unsigned int offset, void *val, mutex_unlock(&data->lock); pm_runtime_mark_last_busy(data->dev); pm_runtime_put_autosuspend(data->dev); - return ret; + return ret < 0 ? ret : bytes_read; } -static int bmp580_nvmem_write(void *priv, unsigned int offset, void *val, - size_t bytes) +static ssize_t bmp580_nvmem_write(void *priv, unsigned int offset, void *val, + size_t bytes) { struct bmp280_data *data = priv; + size_t bytes_written = bytes; u16 *buf = val; int ret, addr; @@ -1582,7 +1584,7 @@ static int bmp580_nvmem_write(void *priv, unsigned int offset, void *val, mutex_unlock(&data->lock); pm_runtime_mark_last_busy(data->dev); pm_runtime_put_autosuspend(data->dev); - return ret; + return ret < 0 ? ret : bytes_written; } static int bmp580_preinit(struct bmp280_data *data) From patchwork Wed Jun 5 17:59:50 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Joy Chakraborty X-Patchwork-Id: 801842 Received: from mail-yw1-f201.google.com (mail-yw1-f201.google.com [209.85.128.201]) (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 9484B1957E9 for ; Wed, 5 Jun 2024 18:00:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717610429; cv=none; b=OjdpVaV3XWDlN0fhLHNz3ISUkLEKH8KJQmnUijz/bqH9+U0ZS13cnrEGxTgz8QqOw9jf7PA7k97tSKuQzs0gk0hB8RSPp0lOSJMGM8rI4PyY5i77grYGdYw6e3jUBuGtabdDsV2X/XSSGDQdoO1OcnxGuDy22dMTziReWBb8rlQ= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717610429; c=relaxed/simple; bh=7s5ualCvDc0GEz4419Gj42eDU6iSkCy4DM1JO8Cp5kE=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=jWCmCwUDkhczltxNvHBb2DeKZ/YdtWamGJitVPZyhWw0WTvOuQTsn1yuUKNzQmEJr1by9i6Op9sdXbu2pmkYe33D9gKUvlTqzkcK7GY53qMkummcp7qdIo5/YOkwl12wPFucPM5Pm9POI9O+8/X0HjShYoIzDXYNYiL8MXL8mhw= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--joychakr.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=yW9iJgkc; arc=none smtp.client-ip=209.85.128.201 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--joychakr.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="yW9iJgkc" Received: by mail-yw1-f201.google.com with SMTP id 00721157ae682-62a089511f9so15304287b3.1 for ; Wed, 05 Jun 2024 11:00:27 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1717610426; x=1718215226; darn=vger.kernel.org; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=Kq8gN9PC4V0/WUeYJD+ngNL2/82oznUqnDRsVCEUyhc=; b=yW9iJgkcljzKSnVxoazsYECi5fP6QNHHLJ9IlEuTsYQL+RlaWWDmJD2d4e+DNhDTlm KIfryHEvd7FtNm8eHNyqjTI1XXd9/8uhvtg7pv/6kGvV3N26EfwVy000lhOWFWeeOYca tJ5tYDQzM0o210kyrr+IgjNfC2CA3bJ/iL77N6LlXzTEq98PU3R3wL/25tRG7uPbotgU cpbVNwzhr6IKc2fqP3RBBaMQHVM8jgX0F5gRXjSonWVCOuoyDtvr1Rlg6q+Zn0PJq947 LFpzYOwiH3TGEwZZHterdbmrVBOoTZV4ppyVHdrpANxTOrfCSPzqLu+DJ+cBDsXOimAK gLiw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1717610426; x=1718215226; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=Kq8gN9PC4V0/WUeYJD+ngNL2/82oznUqnDRsVCEUyhc=; b=saGfNWIWeuZFUqgmxExzGx6BzeB18M0vXTritH4fLaUaKalQEEwMVzlF8M+n/1WPfu yQcfxBflC4/mfIZYwseVXlkkmny8fq3FEp9D1N13a6rd5Xh+uTH666Se8bJgaDeq3H5b /gPSshDJIX6WyES0L8FwP/Mr2X1lx/NKsVpAMQierFIZp9F0kAFwyiL/iyk3GuJlzrwM 90OIePRCk1rJ1r38PNKDC/rJ3gMT0rUN2y8pnuulzcTjCTWnQyBD9MV90TNxWEkn/OGt kVztk7iXi/YelJuKVnLI7kvgyxAJgk/0y6nPA+80h87Zukni9aZP/e6j0iUtXFQCZyxa VZTA== X-Forwarded-Encrypted: i=1; AJvYcCX//6NoHKkxsUcSrqe6oJOa16VuUjX0odadLDlwcIXXYbwjPfoy706lx06clDLmJQvvG0DWGW4Hs8zTYATwimrs/PMr1rWO8sajT2Q= X-Gm-Message-State: AOJu0Yy8HhETShy2Rgmpmp5OAN7XXhcVBI4B7MvzWqpCNywei/dvsrnK ViAeRZ2xcpJ/kZtZPIj+JyGouWl6qwqx/q/7p2MxU0lxFCtGPtwjCfWJKdvUO+YaQP+r/C16wuN rLGKuZaJxhw== X-Google-Smtp-Source: AGHT+IGpQQ4ibO82CB++j7EQg4rT4P/RHw0r35tzLXXxO3B/dL6yEQW14Z2L0s1fkq9sPWcVhlzFxs8YqockaA== X-Received: from joychakr.c.googlers.com ([fda3:e722:ac3:cc00:4f:4b78:c0a8:6ea]) (user=joychakr job=sendgmr) by 2002:a0d:d4ca:0:b0:623:be6:d5e4 with SMTP id 00721157ae682-62cc71784bdmr605497b3.4.1717610426639; Wed, 05 Jun 2024 11:00:26 -0700 (PDT) Date: Wed, 5 Jun 2024 17:59:50 +0000 In-Reply-To: <20240605175953.2613260-1-joychakr@google.com> Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20240605175953.2613260-1-joychakr@google.com> X-Mailer: git-send-email 2.45.1.467.gbab1589fc0-goog Message-ID: <20240605175953.2613260-7-joychakr@google.com> Subject: [PATCH v1 06/17] misc: eeprom: at24: Change nvmem reg_read/write return type From: Joy Chakraborty To: Srinivas Kandagatla , Greg Kroah-Hartman , AngeloGioacchino Del Regno , Lars-Peter Clausen , Sakari Ailus , Bingbu Cao , Zhihao Cheng , Jerome Brunet , Martin Blumenstingl Cc: linux-hwmon@vger.kernel.org, linux-kernel@vger.kernel.org, linux-iio@vger.kernel.org, linux-media@vger.kernel.org, linux-i2c@vger.kernel.org, linux-gpio@vger.kernel.org, linux-mtd@lists.infradead.org, linux-rtc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, linux-usb@vger.kernel.org, manugautam@google.com, Joy Chakraborty Change nvmem read/write function definition return type to ssize_t. Signed-off-by: Joy Chakraborty --- drivers/misc/eeprom/at24.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/drivers/misc/eeprom/at24.c b/drivers/misc/eeprom/at24.c index 4bd4f32bcdab..0e8d92d6ab1e 100644 --- a/drivers/misc/eeprom/at24.c +++ b/drivers/misc/eeprom/at24.c @@ -424,8 +424,9 @@ static ssize_t at24_regmap_write(struct at24_data *at24, const char *buf, return -ETIMEDOUT; } -static int at24_read(void *priv, unsigned int off, void *val, size_t count) +static ssize_t at24_read(void *priv, unsigned int off, void *val, size_t count) { + size_t bytes_read = count; struct at24_data *at24; struct device *dev; char *buf = val; @@ -465,11 +466,12 @@ static int at24_read(void *priv, unsigned int off, void *val, size_t count) if (unlikely(at24->read_post)) at24->read_post(off, buf, i); - return 0; + return bytes_read; } -static int at24_write(void *priv, unsigned int off, void *val, size_t count) +static ssize_t at24_write(void *priv, unsigned int off, void *val, size_t count) { + size_t bytes_written = count; struct at24_data *at24; struct device *dev; char *buf = val; @@ -509,7 +511,7 @@ static int at24_write(void *priv, unsigned int off, void *val, size_t count) pm_runtime_put(dev); - return 0; + return bytes_written; } static int at24_make_dummy_client(struct at24_data *at24, unsigned int index, From patchwork Wed Jun 5 17:59:52 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Joy Chakraborty X-Patchwork-Id: 801841 Received: from mail-yw1-f202.google.com (mail-yw1-f202.google.com [209.85.128.202]) (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 23FC513C3F2 for ; Wed, 5 Jun 2024 18:00:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.202 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717610437; cv=none; b=ndDR98oGSOpZ2cZdXRGnU9u49E+VQ4StuMjuIQXA6KXVTGd2xSnq3YRDXLUy56EOg4LCnZyEiyJFqtTj+wOYO0udfb3pQ2TuGgraRSGxL2NM75Kz8K6TyETlkOBMubvKEfclOPuocnNb6Weyq3hzDU3azZqN+5sMIABTpOdLOnE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717610437; c=relaxed/simple; bh=1Nr1idmwpwCu952z8yg01gYhGFCoooIcYkAZZCQGY7A=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=tR42IhF4LIGnKhW71oQFiM1Lh1IJV2dj6+45iFMem65/PLnxxx1fmqaRUNVf7uLPtfGOMwsNIxLvqq0UiVyqVSsBin+aVcvwYNMiXhZx5erK9v0cAEM+uO39OXsz78rQNjfLyAayx/WV3DAWJezPQzcpBJZN1I2W35x7EUGPDCY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--joychakr.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=c1tBtF+y; arc=none smtp.client-ip=209.85.128.202 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--joychakr.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="c1tBtF+y" Received: by mail-yw1-f202.google.com with SMTP id 00721157ae682-62a2aec8521so607527b3.0 for ; Wed, 05 Jun 2024 11:00:35 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1717610434; x=1718215234; darn=vger.kernel.org; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=MVw14u+NFBf2FJ7HWAHlLpDDoc6dqDnKHHZFCo9Dzmo=; b=c1tBtF+yJ8uoGUqKF3NY2+DNv0U+YbN7XP5vEddV+WJ7paLKxOEOglfOFz182dQWhI TpkluWnQxtAvQfp05jLsz4zT9dm3xfsdzDHh1yzr8/nmaSz10c9q8p1TSIS4ycb9XjL4 +kZT3Co4WBmgkH8T5xB5TRVYwTeQD9Vt+Y49WRFALEILqv0lqjfHvGNKs5cdrawGsQq0 zlcEIgFN0D27pd2iV8Hc8uPpS6COn5E86LdPT12ToZhOr4ISvKhsf5WLKdzwsRexu4qm 8nydig+D2wj90/ixelEJDLBX4o3t/wkbBmdzYkGeDePYPMVOnQXT2td5EkySC3qAkgu1 qPIg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1717610434; x=1718215234; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=MVw14u+NFBf2FJ7HWAHlLpDDoc6dqDnKHHZFCo9Dzmo=; b=HhQRpBWU1IllNRU/cUz1RKbdarBxqO0jIqlK37Ab4TembeTIIk7bvEZi7058xuh7Cz Hp6Fhl8+rOzGbJD/Bn8t+fqZwFdUMnZEXrWKilTFvvadURVTg55MG8XmAOJ4JHdxBet2 P8hZAWWDcT9nMFnVzlRzCg2+wLKoRLF+4/Wm1OAXhXRQ+b9A9Fk/28FdjFz9+koRWGm3 5V4EF6Qhgv5M7CjHpk7LbHb7RHc+DDpz9QMp5Bx4F747lUKtbzEBZDp1Rtr7fQqfB6qo QE8W+mdcLv/gC/vt29XiTdt4POOobB1poleClGdHXNO6RIhbgHb6Xr9vqpN7Tn/Nx8p9 iH/g== X-Forwarded-Encrypted: i=1; AJvYcCVo1d3tIBNQPjRKSp9kqGJ8vm8M/5WZ8gNMxVIlUKNF3/piXf2aakoxFWm5IyERsPZZfLlameF8yM0NgQcY1+zclly0fpIDLmCjUug= X-Gm-Message-State: AOJu0YxkoRnCFf/ldOeaySVDZ7vn0aBjpkjlaIASASnDSeP72jDYGpRB pH1BgfMx+21+rbqEZPw4AqvIR7l9Td/9dxC76cgE1nOrGhNblKC1T43Y8AnyyFKp3vD9U3DATzj SMxgEHV62Zw== X-Google-Smtp-Source: AGHT+IFNKfAUW4OMaL9qXpdep3tJtwg2SPr15+NfVtMPZB9WLEiwmeB7gCF1Z3uW4GFYC8/zL1lL4yiz6W2izA== X-Received: from joychakr.c.googlers.com ([fda3:e722:ac3:cc00:4f:4b78:c0a8:6ea]) (user=joychakr job=sendgmr) by 2002:a05:690c:39c:b0:627:96bd:b2b with SMTP id 00721157ae682-62cbb596fc6mr8752147b3.6.1717610434368; Wed, 05 Jun 2024 11:00:34 -0700 (PDT) Date: Wed, 5 Jun 2024 17:59:52 +0000 In-Reply-To: <20240605175953.2613260-1-joychakr@google.com> Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20240605175953.2613260-1-joychakr@google.com> X-Mailer: git-send-email 2.45.1.467.gbab1589fc0-goog Message-ID: <20240605175953.2613260-9-joychakr@google.com> Subject: [PATCH v1 08/17] misc: eeprom: 93xx46: Change nvmem reg_read/write return type From: Joy Chakraborty To: Srinivas Kandagatla , Greg Kroah-Hartman , AngeloGioacchino Del Regno , Lars-Peter Clausen , Sakari Ailus , Bingbu Cao , Zhihao Cheng , Jerome Brunet , Martin Blumenstingl Cc: linux-hwmon@vger.kernel.org, linux-kernel@vger.kernel.org, linux-iio@vger.kernel.org, linux-media@vger.kernel.org, linux-i2c@vger.kernel.org, linux-gpio@vger.kernel.org, linux-mtd@lists.infradead.org, linux-rtc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, linux-usb@vger.kernel.org, manugautam@google.com, Joy Chakraborty Change nvmem read/write function definition return type to ssize_t. Signed-off-by: Joy Chakraborty --- drivers/misc/eeprom/eeprom_93xx46.c | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) diff --git a/drivers/misc/eeprom/eeprom_93xx46.c b/drivers/misc/eeprom/eeprom_93xx46.c index 45c8ae0db8f9..5d618a13fe5a 100644 --- a/drivers/misc/eeprom/eeprom_93xx46.c +++ b/drivers/misc/eeprom/eeprom_93xx46.c @@ -79,10 +79,11 @@ static inline bool has_quirk_extra_read_cycle(struct eeprom_93xx46_dev *edev) return edev->pdata->quirks & EEPROM_93XX46_QUIRK_EXTRA_READ_CYCLE; } -static int eeprom_93xx46_read(void *priv, unsigned int off, - void *val, size_t count) +static ssize_t eeprom_93xx46_read(void *priv, unsigned int off, + void *val, size_t count) { struct eeprom_93xx46_dev *edev = priv; + size_t bytes_read = count; char *buf = val; int err = 0; int bits; @@ -158,7 +159,7 @@ static int eeprom_93xx46_read(void *priv, unsigned int off, mutex_unlock(&edev->lock); - return err; + return err < 0 ? err : bytes_read; } static int eeprom_93xx46_ew(struct eeprom_93xx46_dev *edev, int is_on) @@ -258,12 +259,13 @@ eeprom_93xx46_write_word(struct eeprom_93xx46_dev *edev, return ret; } -static int eeprom_93xx46_write(void *priv, unsigned int off, +static ssize_t eeprom_93xx46_write(void *priv, unsigned int off, void *val, size_t count) { struct eeprom_93xx46_dev *edev = priv; char *buf = val; int i, ret, step = 1; + size_t bytes_written = count; if (unlikely(off >= edev->size)) return -EFBIG; @@ -304,7 +306,7 @@ static int eeprom_93xx46_write(void *priv, unsigned int off, /* erase/write disable */ eeprom_93xx46_ew(edev, 0); - return ret; + return ret < 0 ? ret : bytes_written; } static int eeprom_93xx46_eral(struct eeprom_93xx46_dev *edev) From patchwork Wed Jun 5 18:02:31 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Joy Chakraborty X-Patchwork-Id: 801840 Received: from mail-yw1-f201.google.com (mail-yw1-f201.google.com [209.85.128.201]) (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 0B42C144D02 for ; Wed, 5 Jun 2024 18:02:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717610566; cv=none; b=YO9CGv+L+JL+KdWul4Ti8tJU7FHYMCXpt31OCrEC90V3qRVEdAyk23lciPoJmSmDeN1hHgdzYAL3wsHfV5FDzebufksoaIskcvGsnZtA+rh9Mp57N4Iv2Tj1JoR51t2IhsmiDPeYZCfkCmXWtMwVzyYYoYXbr3K43SD99gmvBY0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717610566; c=relaxed/simple; bh=eF30gjQEDuHJ/IYGm6d82rKPYlogi0y1Le1+CTBv8es=; h=Date:Mime-Version:Message-ID:Subject:From:To:Cc:Content-Type; b=qhCs5vzand8k//vsUV316OCCgLE3lgHN3tC0d3PRIJFqjE0rYgrwY7tzUbtRSqm9mo3tBbfR5yC4Q9GLsIRDrbSqwjttdgmA64VYrvAPUy6P2Ajnthe0QgQfW8G0M9EMCYXpgHdOejoHs5ztxbAfKy8UQQaJMzvtlBda959Jcro= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--joychakr.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=bosRmD0V; arc=none smtp.client-ip=209.85.128.201 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--joychakr.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="bosRmD0V" Received: by mail-yw1-f201.google.com with SMTP id 00721157ae682-627f43bec13so708257b3.0 for ; Wed, 05 Jun 2024 11:02:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1717610564; x=1718215364; darn=vger.kernel.org; h=cc:to:from:subject:message-id:mime-version:date:from:to:cc:subject :date:message-id:reply-to; bh=y5YxZkBMx7xM0lBc97o2/iv7RwAsHr+ZFIuj4hushzk=; b=bosRmD0VAZb+uNeHi7HIWEvwXg4aQpu6UokJkBAlLIP/mwUBkraTcuWQxK3I7oKf92 IUqNEgKeAor+QlQfrxVSX46Wr8qSmnre7Lod1wkkTeP1WiYmtzlXHsm6O3NcweNaf3ya Qandj21eqkSssUvIpP1j/ByVvuTqh/97jqaJeYq3PTsSsF6edkETmP9wm72ftlMYpBuP miYX+L6h9T7WRJYqPenCfll5CtFtSZIBP1XQjvu5Eg6N2CYzUGIsxekAXrrCObtum9/3 0mZb0apPgAHlNJwLvOjE2WR6cA9sNf2aU7/wo0Eq6mAi9yMTDLfZS5nu4m+yBkRZ20EB ZVAA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1717610564; x=1718215364; h=cc:to:from:subject:message-id:mime-version:date:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=y5YxZkBMx7xM0lBc97o2/iv7RwAsHr+ZFIuj4hushzk=; b=HKFUn72nrJtaMwpj0tdS+KIsBwES0lrKjUS2andkbx0K2Ys1aslRJED+I2SJzkDJvx cXDTwN0AQfblk9yvOJe+xji7Wgl9LscK6RwPoo3bp/oeFB+Sxl0bf1K9jC2a0IpKcbNw iEYt19UoUdEDWAVo4kiSo8gBWpk1POQ969nh1ijLaZPLtKQsd5CHb6KKfE8YPr8MhXP1 yRZiJFWkSFIwwb2gGL2ZwrY5gHZtETTb1jyG3bgwR6zM5uiTVOEQnElh8zffGtJET9cR Qrapwjpkc0qWemSh0rNYjv8302fJ8NTACxv+guByUAsY4fMkUxeD6W0BlifprSDJREf0 NtTQ== X-Forwarded-Encrypted: i=1; AJvYcCWZPcDfYyA7O6+BeTkCdHpDIII7AQwHqP2R5jl8/zAcb6QkWm7McRF4uFeOQf7fbKQdEdDcjmg3tP/HTC9VoOsPCY2oiOkHd9TFcpI= X-Gm-Message-State: AOJu0YwvTwwn7SudhZZ9CccdjN6PrRzDtDIhiOs8Ais4ki+/43KtJ19B ZCPOQDqa8xFWY0s6/2xBayXXdeEAubcgOzVryVo7jKCf/LMISXeutlqdkp22vgIhWt2bJFE79qr zfq60kvI2xQ== X-Google-Smtp-Source: AGHT+IGCU+GmK3Rf3XT5eiVn8GBJTqffr6kRhdYR5C7W1ubGEWJe6ysf+n1fV0SHLE+oXrcbvgWtj6KwbrbfFQ== X-Received: from joychakr.c.googlers.com ([fda3:e722:ac3:cc00:4f:4b78:c0a8:6ea]) (user=joychakr job=sendgmr) by 2002:a05:690c:884:b0:61d:3304:c25e with SMTP id 00721157ae682-62cbb5b3bc3mr8573737b3.7.1717610564108; Wed, 05 Jun 2024 11:02:44 -0700 (PDT) Date: Wed, 5 Jun 2024 18:02:31 +0000 Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 X-Mailer: git-send-email 2.45.1.467.gbab1589fc0-goog Message-ID: <20240605180238.2617808-1-joychakr@google.com> Subject: [PATCH v1 10/17] mtd: core: Change nvmem reg_read/write return type From: Joy Chakraborty To: Srinivas Kandagatla , Greg Kroah-Hartman , AngeloGioacchino Del Regno , Lars-Peter Clausen , Sakari Ailus , Bingbu Cao , Zhihao Cheng , Jerome Brunet , Martin Blumenstingl Cc: linux-hwmon@vger.kernel.org, linux-kernel@vger.kernel.org, linux-iio@vger.kernel.org, linux-media@vger.kernel.org, linux-i2c@vger.kernel.org, linux-gpio@vger.kernel.org, linux-mtd@lists.infradead.org, linux-rtc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, linux-usb@vger.kernel.org, manugautam@google.com, Joy Chakraborty , kernel test robot Change nvmem read/write function definition return type to ssize_t. Reported-by: kernel test robot Closes: https://lore.kernel.org/oe-kbuild-all/202406050200.8BOdZUla-lkp@intel.com/ Signed-off-by: Joy Chakraborty --- drivers/mtd/mtdcore.c | 18 +++++++++--------- 1 file changed, 9 insertions(+), 9 deletions(-) diff --git a/drivers/mtd/mtdcore.c b/drivers/mtd/mtdcore.c index 724f917f91ba..b13752ec2f1c 100644 --- a/drivers/mtd/mtdcore.c +++ b/drivers/mtd/mtdcore.c @@ -530,8 +530,8 @@ int mtd_pairing_groups(struct mtd_info *mtd) } EXPORT_SYMBOL_GPL(mtd_pairing_groups); -static int mtd_nvmem_reg_read(void *priv, unsigned int offset, - void *val, size_t bytes) +static ssize_t mtd_nvmem_reg_read(void *priv, unsigned int offset, + void *val, size_t bytes) { struct mtd_info *mtd = priv; size_t retlen; @@ -541,7 +541,7 @@ static int mtd_nvmem_reg_read(void *priv, unsigned int offset, if (err && err != -EUCLEAN) return err; - return retlen == bytes ? 0 : -EIO; + return retlen; } static int mtd_nvmem_add(struct mtd_info *mtd) @@ -919,8 +919,8 @@ static struct nvmem_device *mtd_otp_nvmem_register(struct mtd_info *mtd, return nvmem; } -static int mtd_nvmem_user_otp_reg_read(void *priv, unsigned int offset, - void *val, size_t bytes) +static ssize_t mtd_nvmem_user_otp_reg_read(void *priv, unsigned int offset, + void *val, size_t bytes) { struct mtd_info *mtd = priv; size_t retlen; @@ -930,11 +930,11 @@ static int mtd_nvmem_user_otp_reg_read(void *priv, unsigned int offset, if (ret) return ret; - return retlen == bytes ? 0 : -EIO; + return retlen; } -static int mtd_nvmem_fact_otp_reg_read(void *priv, unsigned int offset, - void *val, size_t bytes) +static ssize_t mtd_nvmem_fact_otp_reg_read(void *priv, unsigned int offset, + void *val, size_t bytes) { struct mtd_info *mtd = priv; size_t retlen; @@ -944,7 +944,7 @@ static int mtd_nvmem_fact_otp_reg_read(void *priv, unsigned int offset, if (ret) return ret; - return retlen == bytes ? 0 : -EIO; + return retlen; } static int mtd_otp_nvmem_add(struct mtd_info *mtd) From patchwork Wed Jun 5 18:02:33 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Joy Chakraborty X-Patchwork-Id: 801839 Received: from mail-yw1-f201.google.com (mail-yw1-f201.google.com [209.85.128.201]) (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 CA72514E2E4 for ; Wed, 5 Jun 2024 18:02:53 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717610575; cv=none; b=VBljVrE+z6AuzpvLiHfNFsi2+4gciBbDoeYe93T7usWKpFMpwjJ//cc7JOQ03U7Lsr8ubKJK44kLd59ZUac+5dN9+AQTlaLZe2tqaURE6598tDrhEPWkbXjxbjUhmB1a2+RjS4bpHeo2WgYKplLujY6cJXDkQWszfegpvAMO/MM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717610575; c=relaxed/simple; bh=3NTGVyytdVyzcHP8txKlFB9YPPGxIJEVxCzu2cUQr1M=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=WyDd2/iVUeMEaJnpsXlxYtKOFZjOEKaANz/jEhOuK6biHnPw+LexIqfu7W/4M2D1n21gRdjxmOhhQQ5wC0CqLADZTE2HhTN4j4ZTYOsvt7ijQSbyGAiR5VSH9KJYYFu6d3YadB+wqjuTzIPRuObNGhvul1w3o/jn1jZNoaYvVGU= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--joychakr.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=Zceh7r4D; arc=none smtp.client-ip=209.85.128.201 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--joychakr.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="Zceh7r4D" Received: by mail-yw1-f201.google.com with SMTP id 00721157ae682-627eb3fb46cso320797b3.2 for ; Wed, 05 Jun 2024 11:02:53 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1717610573; x=1718215373; darn=vger.kernel.org; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=qDI8h7ZoQYy75CqD6I2McYIto2hpIA5emU6fq1I3LPI=; b=Zceh7r4DKjZxj+a9nK/QaXDX6PywKjBJO0UZV1S/xJdKXimp/nnCI0wZvsZf0UJhwK 7Q1RjJdda7ewUbgf1avKIEw/IlHVV0/kuQYnDpbGWhedQ8/BTcIzW73L2EnJUWVZdmg+ PZ9u65qivhbL3++hcgSBbL4DG4bWaaEbCO+dFoE8ACY4vUfP6RaLzkkrbcCyH5XWZISy wDGKnK9ja1EPb9k9WJHVTZJ5qM0WWQfoT1vIvHa7kLuHD+Sqbr7dPNAVmelsUyhgUAwX A2L8gG3AW7S8JXvOWrFgHP2ygYbSqPQRbESNpKB37Y6rSBH6lpRPJcUdj1DyHb9Jg1wz zX0A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1717610573; x=1718215373; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=qDI8h7ZoQYy75CqD6I2McYIto2hpIA5emU6fq1I3LPI=; b=c5FV4QdfZ/ccSWEIuUIZMY5wrXJi994hbhJi2y6XHaB3jTj/yjYLVttSpkAiF4Xce1 KBbXG9pVyhUe67BXkPPRA94UB64esyL14q7Om04sYs3pDiMkWjHA8lA9sFYpMZSFuLSr oxkBHi6O7IFcrEoRmLn7T+ZpHBNVG3rmR8GFx4l+kGwnxGXmN6/fH8x8Pp/fQQr/CA92 7SbQNe4xWsY8LHLZMJFYQkX5+t30Qdk8irTIaCw9k4FpXOjH1G4emncHLUhA5d45JxRn B/OxAp9dbSZCo+2efRfbPFnQknUcEAZOgUu1G5tXqdLofoIIuP9BhBvLJ3p3/1ykSSc1 HFZA== X-Forwarded-Encrypted: i=1; AJvYcCVNsyRG6e97ZmiQCtTSeuFQxHeO9hzdmzDKd9ERlNRoHW9pT+AMDVTwl/j4SxC4dZNIuhDdzRlWK9qnvPev1xAp/NZrfsWPeSJobtE= X-Gm-Message-State: AOJu0YxTDplAgWUxsbYZCp79ceiA/YSHMmXnV9kBk/GlQmEmZErYb4c6 xM8F37wZaqyaeeDvqwiuKJTPV9ri8zr+mxWEatAyUtK4fnMlldLeaO/hU7lmBmcpGc86m/fZSn1 HvRsok6+tNQ== X-Google-Smtp-Source: AGHT+IHsHtY+bAgPNOkcmVi64EeRKQimO371NMHALyHppPPqEXYX97pSerbED4x3JFp6tor3148MLJe9OAqS8w== X-Received: from joychakr.c.googlers.com ([fda3:e722:ac3:cc00:4f:4b78:c0a8:6ea]) (user=joychakr job=sendgmr) by 2002:a05:690c:39c:b0:627:96bd:b2b with SMTP id 00721157ae682-62cbb596fc6mr8780427b3.6.1717610573043; Wed, 05 Jun 2024 11:02:53 -0700 (PDT) Date: Wed, 5 Jun 2024 18:02:33 +0000 In-Reply-To: <20240605180238.2617808-1-joychakr@google.com> Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20240605180238.2617808-1-joychakr@google.com> X-Mailer: git-send-email 2.45.1.467.gbab1589fc0-goog Message-ID: <20240605180238.2617808-3-joychakr@google.com> Subject: [PATCH v1 12/17] soc: atmel: sfr: Change nvmem reg_read/write return type From: Joy Chakraborty To: Srinivas Kandagatla , Greg Kroah-Hartman , AngeloGioacchino Del Regno , Lars-Peter Clausen , Sakari Ailus , Bingbu Cao , Zhihao Cheng , Jerome Brunet , Martin Blumenstingl Cc: linux-hwmon@vger.kernel.org, linux-kernel@vger.kernel.org, linux-iio@vger.kernel.org, linux-media@vger.kernel.org, linux-i2c@vger.kernel.org, linux-gpio@vger.kernel.org, linux-mtd@lists.infradead.org, linux-rtc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, linux-usb@vger.kernel.org, manugautam@google.com, Joy Chakraborty Change nvmem read/write function definition return type to ssize_t. Signed-off-by: Joy Chakraborty --- drivers/soc/atmel/sfr.c | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-) diff --git a/drivers/soc/atmel/sfr.c b/drivers/soc/atmel/sfr.c index cc94ca1b494c..c1c8e59cf6fc 100644 --- a/drivers/soc/atmel/sfr.c +++ b/drivers/soc/atmel/sfr.c @@ -20,13 +20,16 @@ struct atmel_sfr_priv { struct regmap *regmap; }; -static int atmel_sfr_read(void *context, unsigned int offset, - void *buf, size_t bytes) +static ssize_t atmel_sfr_read(void *context, unsigned int offset, + void *buf, size_t bytes) { struct atmel_sfr_priv *priv = context; + int ret; + + ret = regmap_bulk_read(priv->regmap, SFR_SN0 + offset, + buf, bytes / 4); - return regmap_bulk_read(priv->regmap, SFR_SN0 + offset, - buf, bytes / 4); + return ret < 0 ? ret : bytes; } static struct nvmem_config atmel_sfr_nvmem_config = { From patchwork Wed Jun 5 18:02:35 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Joy Chakraborty X-Patchwork-Id: 801838 Received: from mail-yw1-f201.google.com (mail-yw1-f201.google.com [209.85.128.201]) (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 688B014F9E9 for ; Wed, 5 Jun 2024 18:03:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717610585; cv=none; b=FjwmrBWh2NBgVrKOyhoKMl+BZALDB5YvtiGnekXu+tyUF7EC4B0QXLBew3cJj/zIPpXEfpMV3VZWZyReN2f3l/mKzPaezb1WB510K18sLPfHY9itad4wd4N3tWKS4A/j6nJozXLmWRehMKjqHTLtuzrnf5VG9dxFgCu/8rCHZXI= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717610585; c=relaxed/simple; bh=5F0WRZAIFyT/53498dR8Vin7Zzzm6LhYVaUBgnMWhtU=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=rh6lSqI8DHlJYOJiPeB3c6JqM1rI8d4YooCo6HZLBJL2aRur8vqsVmQbDoM1+/HORs57Vr+89BaC5RI89LSWISu4oLyRkVb2gANLJezof5218LFhIGF9wV7EbR8/T6KDYPjIXDla5iSgV5RdHaDbD7aoYzwiVDGgLOEY1i2V57Q= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--joychakr.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=Idku6B1W; arc=none smtp.client-ip=209.85.128.201 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--joychakr.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="Idku6B1W" Received: by mail-yw1-f201.google.com with SMTP id 00721157ae682-62a089511f9so15353767b3.1 for ; Wed, 05 Jun 2024 11:03:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1717610581; x=1718215381; darn=vger.kernel.org; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=xwrLVVIieFUQPopwc+1tOr/or/db/Iy6oXeR6vbSkEA=; b=Idku6B1WbjWlNIoVZa3HVC6dG1gQ0a7HXAXah4JvpCOQTPgCUCAELnQUNb9/wosw+t yhTRct0vZJQ8OSqH5KPEIubSLF5rVAj1uqISQrHjuRVlM6HT/ZYbuFASEfFsS2JqabVf ydM9kdda7TDVtg7RPmBgAe58t94ZiU4P7gdrZ/zvLuxwAh3KNoNY9XqgkYxgn9siwYU2 r03213d0SDy/RCqasY/K9TwS/wg4MMfe8NIvc7lWlB6pgbv/jYWasckvgYwd34B3CNQZ XCOK5SIFmd+94r3xNhyeW9vWwGp6HMd4Id7m+C4bZ+xuvE3VkAS8EC7zJQXikJRsPbTc NE2g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1717610581; x=1718215381; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=xwrLVVIieFUQPopwc+1tOr/or/db/Iy6oXeR6vbSkEA=; b=ZDZ+G19G0roVayPYVd0g2EsTLqevTlZi8BAK8fVJ9CRpkl28/+v8Z8CyGKuJLbsn3T B7Cj4/JTqS/UwM1MSJBy+21ndEfEGZZS2WunzIiA1BjQsr8cdTqNdJiHBp8EYlptvJGs ckmMXnu3QLOG0RWWvI1gVVI5m5c2YFXwIRCqpqPEqrfcTLQ5dk9Mi4e1LLeFmHGf5cCK z0pI6DQPM8Gmn6bX77OWQlcZ4dekTEP9mV9uPa/1Bp61wxBK9882iZ6puIu+P1siCDGF WAj59o4A3ooDH3q4TYeqe+g2ov5bTW/4tjEMczGvice4g0qwlLPJ3xArZuP6+ByyJONh 5Gug== X-Forwarded-Encrypted: i=1; AJvYcCWguErYhvoIiLQpLbn/g/JmXX+6hIwTleIatuw6KpOZdXmMmaZWvnR9z3ORAjWnsRpjZvg3uKZ3zwv4pH5EtkO7+siboDi5hvX11KQ= X-Gm-Message-State: AOJu0Yzb8PABFqZwLZGfaKUdSFw/Rsohw7R+HPfIbqeAJacIYb2MSQkd oHHH5yjc+8MPEePz8VGMGoBQcFZnHkHrzlY0R0lkeLK6TJ05CMus3n2h/mKS01Jd0GBDvr0Xgsr 9bGw5RKESXA== X-Google-Smtp-Source: AGHT+IE9F8AaFWy+zkoE1AAtvE0JQ7XHHDVuIM2gnYtU9d2txGGQvOGhBI3kC4/nhW85Sx5cKDFxLERd+BeUJQ== X-Received: from joychakr.c.googlers.com ([fda3:e722:ac3:cc00:4f:4b78:c0a8:6ea]) (user=joychakr job=sendgmr) by 2002:a05:6902:110c:b0:df7:9274:34e1 with SMTP id 3f1490d57ef6-dfadeb57766mr87616276.4.1717610581556; Wed, 05 Jun 2024 11:03:01 -0700 (PDT) Date: Wed, 5 Jun 2024 18:02:35 +0000 In-Reply-To: <20240605180238.2617808-1-joychakr@google.com> Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20240605180238.2617808-1-joychakr@google.com> X-Mailer: git-send-email 2.45.1.467.gbab1589fc0-goog Message-ID: <20240605180238.2617808-5-joychakr@google.com> Subject: [PATCH v1 14/17] thunderbolt: switch: Change nvmem reg_read/write return type From: Joy Chakraborty To: Srinivas Kandagatla , Greg Kroah-Hartman , AngeloGioacchino Del Regno , Lars-Peter Clausen , Sakari Ailus , Bingbu Cao , Zhihao Cheng , Jerome Brunet , Martin Blumenstingl Cc: linux-hwmon@vger.kernel.org, linux-kernel@vger.kernel.org, linux-iio@vger.kernel.org, linux-media@vger.kernel.org, linux-i2c@vger.kernel.org, linux-gpio@vger.kernel.org, linux-mtd@lists.infradead.org, linux-rtc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, linux-usb@vger.kernel.org, manugautam@google.com, Joy Chakraborty Change nvmem read/write function definition return type to ssize_t. Signed-off-by: Joy Chakraborty --- drivers/thunderbolt/switch.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/thunderbolt/switch.c b/drivers/thunderbolt/switch.c index 326433df5880..35424a65cd3a 100644 --- a/drivers/thunderbolt/switch.c +++ b/drivers/thunderbolt/switch.c @@ -301,7 +301,7 @@ int tb_switch_nvm_read(struct tb_switch *sw, unsigned int address, void *buf, return dma_port_flash_read(sw->dma_port, address, buf, size); } -static int nvm_read(void *priv, unsigned int offset, void *val, size_t bytes) +static ssize_t nvm_read(void *priv, unsigned int offset, void *val, size_t bytes) { struct tb_nvm *nvm = priv; struct tb_switch *sw = tb_to_switch(nvm->dev); @@ -321,10 +321,10 @@ static int nvm_read(void *priv, unsigned int offset, void *val, size_t bytes) pm_runtime_mark_last_busy(&sw->dev); pm_runtime_put_autosuspend(&sw->dev); - return ret; + return ret < 0 ? ret : bytes; } -static int nvm_write(void *priv, unsigned int offset, void *val, size_t bytes) +static ssize_t nvm_write(void *priv, unsigned int offset, void *val, size_t bytes) { struct tb_nvm *nvm = priv; struct tb_switch *sw = tb_to_switch(nvm->dev); @@ -342,7 +342,7 @@ static int nvm_write(void *priv, unsigned int offset, void *val, size_t bytes) ret = tb_nvm_write_buf(nvm, offset, val, bytes); mutex_unlock(&sw->tb->lock); - return ret; + return ret < 0 ? ret : bytes; } static int tb_switch_nvm_add(struct tb_switch *sw) From patchwork Wed Jun 5 18:02:37 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Joy Chakraborty X-Patchwork-Id: 801837 Received: from mail-yw1-f201.google.com (mail-yw1-f201.google.com [209.85.128.201]) (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 3E35C13C694 for ; Wed, 5 Jun 2024 18:03:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717610592; cv=none; b=AXlKONFinaFp9dDT5UQvtcNspNGgVoRSOzpBftRNKygSkk2mTHtnJJELgKDy4vwaU+b+siJxjmdRhcz2qwP9XX6p5ZskQNtF+Z+D8yA66hmU2jq+XBp7axW6eB27mzS5lxoQ99GfoBieIZSgxtvk2YSJpPv2WvbV3/I8appEuLI= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717610592; c=relaxed/simple; bh=e26lRTuAGuJgmNX9Kn+IMmOklmBtw9bMfbnFAWkr9AI=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=vFsBcjU90PAGWolMrfDHX7qNT9i7YPfFFPzm9ZunNfro4bwc1XLG+Uj6SANzd/ZtbTcX2T6+pgT/tb7DgBSr1ZAusCmjm0P2EQgDmHSXL4ihvQ7hmyVcbZ+x9av0wbpUGo/bXyY3MFkW/PK36AQIop7S8X3D/4jp0PZcqCjDGeY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--joychakr.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=XH5mJeVg; arc=none smtp.client-ip=209.85.128.201 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--joychakr.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="XH5mJeVg" Received: by mail-yw1-f201.google.com with SMTP id 00721157ae682-629f8a71413so473177b3.1 for ; Wed, 05 Jun 2024 11:03:11 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1717610590; x=1718215390; darn=vger.kernel.org; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=LqJdwI0kfu08l8zta4NZb2Dhq8rse0Xjye+A2f9mH7A=; b=XH5mJeVgmcHl8j+yAfDOF16fwTYZtKejt7N1AtlCr+jCLGqcaGoPbC1Z1OtBWbLeqR qu79bjTNXUQMB96hPCihyWcQ7C6/Xdw+CBz8yYYRpPef1O1wHiiuWHHNBbDn6basncKb feIXaxtnwyQFOXnN4GFHve22CLjHAlNw4tytPP/A1BS6KFsL/yDzrPALUUPMTBYiZfhz /ryZI+W919gn4EVH3x641KfCaNVJQjgsw4/EZWvrftTVoVBJm8vaVE+cvQcDoqWXj/KX CClLti2T1o6M0md9Eq1LS/CykQoF/EIHK2zXiNh5MwW8WJgwpltYQmZp/slPCc7x/UQZ lGeQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1717610590; x=1718215390; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=LqJdwI0kfu08l8zta4NZb2Dhq8rse0Xjye+A2f9mH7A=; b=C4IAKaMn+AN8CNRuwLXtSDcsWeRrWSfiVXQMvBNnpKQ6loSbBORYk3/1N0ATJ8uLfF zCw4fp5RFdASnkf3puKlt6ljP8fqz5gep1oHKlTl0PO1XmI7K1SZuwMi4QH9YiG93pOg SI37ld5RkW7EMMo0cd26flO4aUbx19QH74YUu3M6w0LtOjxsc6YplM2pkLnP1cW2Cq97 0FVBtdbmkReDV2ten7PiSkchQqn36YgKqbtAFgIXBkk65qSr5SAJDPCQ0aSRjRenlA/f GjDJCV6Bfd/JNu6SpHcjpfs/zZ173y+/SrssW2R93t+Do8hxQDrwln3S7o+EwGLazXK3 wqTA== X-Forwarded-Encrypted: i=1; AJvYcCVRsTOyPpYg6bSGMdeMeQkNaZtpbVl1YxqRJucGsoLwDTt47Po4ZIcqJe9RZKwuqUzGQ8PcZ+iqIyvRVCjq7UbGNzgdoNqMbd5KmcY= X-Gm-Message-State: AOJu0YwM9/RRMLanW8c6sN4TAdhw+nmvkDHInT4MLsuSnwp6q/+4pwqr KGwNlrJqDBvm4uGeTaIUgdzHEOMrrxhkBy5LKGU8/87Bt7/SLVZNScgemJX7CBMHRw3SzUPzqGs b/D5OExJ9MA== X-Google-Smtp-Source: AGHT+IFarMTHRQyaGAXOhvjvZC3Ev9S2zTS3Kvs5hpqZrMnxro2/BzrazXCSnRirdCi4qPaGa/c0QONTMKwCWA== X-Received: from joychakr.c.googlers.com ([fda3:e722:ac3:cc00:4f:4b78:c0a8:6ea]) (user=joychakr job=sendgmr) by 2002:a25:d608:0:b0:df7:d31b:7a29 with SMTP id 3f1490d57ef6-dfacad1dc1amr763889276.12.1717610590398; Wed, 05 Jun 2024 11:03:10 -0700 (PDT) Date: Wed, 5 Jun 2024 18:02:37 +0000 In-Reply-To: <20240605180238.2617808-1-joychakr@google.com> Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20240605180238.2617808-1-joychakr@google.com> X-Mailer: git-send-email 2.45.1.467.gbab1589fc0-goog Message-ID: <20240605180238.2617808-7-joychakr@google.com> Subject: [PATCH v1 16/17] soc: tegra: fuse: Change nvmem reg_read/write return type From: Joy Chakraborty To: Srinivas Kandagatla , Greg Kroah-Hartman , AngeloGioacchino Del Regno , Lars-Peter Clausen , Sakari Ailus , Bingbu Cao , Zhihao Cheng , Jerome Brunet , Martin Blumenstingl Cc: linux-hwmon@vger.kernel.org, linux-kernel@vger.kernel.org, linux-iio@vger.kernel.org, linux-media@vger.kernel.org, linux-i2c@vger.kernel.org, linux-gpio@vger.kernel.org, linux-mtd@lists.infradead.org, linux-rtc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, linux-usb@vger.kernel.org, manugautam@google.com, Joy Chakraborty Change nvmem read/write function definition return type to ssize_t. Signed-off-by: Joy Chakraborty --- drivers/soc/tegra/fuse/fuse-tegra.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/soc/tegra/fuse/fuse-tegra.c b/drivers/soc/tegra/fuse/fuse-tegra.c index b6bfd6729df3..1b067dd8a585 100644 --- a/drivers/soc/tegra/fuse/fuse-tegra.c +++ b/drivers/soc/tegra/fuse/fuse-tegra.c @@ -96,8 +96,8 @@ static const struct of_device_id tegra_fuse_match[] = { { /* sentinel */ } }; -static int tegra_fuse_read(void *priv, unsigned int offset, void *value, - size_t bytes) +static ssize_t tegra_fuse_read(void *priv, unsigned int offset, void *value, + size_t bytes) { unsigned int count = bytes / 4, i; struct tegra_fuse *fuse = priv; @@ -106,7 +106,7 @@ static int tegra_fuse_read(void *priv, unsigned int offset, void *value, for (i = 0; i < count; i++) buffer[i] = fuse->read(fuse, offset + i * 4); - return 0; + return bytes; } static void tegra_fuse_restore(void *base)