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Thu, 11 Apr 2024 08:42:17 -0700 (PDT) Received: from localhost.localdomain ([96.43.243.2]) by smtp.gmail.com with ESMTPSA id jc25-20020a056638891900b0047f14b7f6c0sm457056jab.5.2024.04.11.08.42.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 11 Apr 2024 08:42:16 -0700 (PDT) From: Jens Axboe To: linux-kernel@vger.kernel.org Cc: Jens Axboe Subject: [PATCH 379/437] iio: adis16475: convert to read/write iterators Date: Thu, 11 Apr 2024 09:18:39 -0600 Message-ID: <20240411153126.16201-380-axboe@kernel.dk> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240411153126.16201-1-axboe@kernel.dk> References: <20240411153126.16201-1-axboe@kernel.dk> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Signed-off-by: Jens Axboe --- drivers/iio/imu/adis16475.c | 22 ++++++++++------------ 1 file changed, 10 insertions(+), 12 deletions(-) diff --git a/drivers/iio/imu/adis16475.c b/drivers/iio/imu/adis16475.c index 01f55cc902fa..6772ca783e9d 100644 --- a/drivers/iio/imu/adis16475.c +++ b/drivers/iio/imu/adis16475.c @@ -142,11 +142,10 @@ MODULE_PARM_DESC(low_rate_allow, "Allow IMU rates below the minimum advisable when external clk is used = in SCALED mode (default: N)"); =20 #ifdef CONFIG_DEBUG_FS -static ssize_t adis16475_show_firmware_revision(struct file *file, - char __user *userbuf, - size_t count, loff_t *ppos) +static ssize_t adis16475_show_firmware_revision(struct kiocb *iocb, + struct iov_iter *to) { - struct adis16475 *st =3D file->private_data; + struct adis16475 *st =3D iocb->ki_filp->private_data; char buf[7]; size_t len; u16 rev; @@ -158,21 +157,20 @@ static ssize_t adis16475_show_firmware_revision(struc= t file *file, =20 len =3D scnprintf(buf, sizeof(buf), "%x.%x\n", rev >> 8, rev & 0xff); =20 - return simple_read_from_buffer(userbuf, count, ppos, buf, len); + return simple_copy_to_iter(buf, &iocb->ki_pos, len, to); } =20 static const struct file_operations adis16475_firmware_revision_fops =3D { .open =3D simple_open, - .read =3D adis16475_show_firmware_revision, + .read_iter =3D adis16475_show_firmware_revision, .llseek =3D default_llseek, .owner =3D THIS_MODULE, }; =20 -static ssize_t adis16475_show_firmware_date(struct file *file, - char __user *userbuf, - size_t count, loff_t *ppos) +static ssize_t adis16475_show_firmware_date(struct kiocb *iocb, + struct iov_iter *to) { - struct adis16475 *st =3D file->private_data; + struct adis16475 *st =3D iocb->ki_filp->private_data; u16 md, year; char buf[12]; size_t len; @@ -189,12 +187,12 @@ static ssize_t adis16475_show_firmware_date(struct fi= le *file, len =3D snprintf(buf, sizeof(buf), "%.2x-%.2x-%.4x\n", md >> 8, md & 0xff, year); =20 - return simple_read_from_buffer(userbuf, count, ppos, buf, len); + return simple_copy_to_iter(buf, &iocb->ki_pos, len, to); } =20 static const struct file_operations adis16475_firmware_date_fops =3D { .open =3D simple_open, - .read =3D adis16475_show_firmware_date, + .read_iter =3D adis16475_show_firmware_date, .llseek =3D default_llseek, .owner =3D THIS_MODULE, }; --=20 2.43.0