From 48e08de087ad53b9893cbc44d5ce88e0b8d9f025 Mon Sep 17 00:00:00 2001
From: H Hartley Sweeten <hsweeten@visionengravers.com>
Date: Wed, 22 Oct 2014 15:36:52 -0700
Subject: [PATCH] staging: comedi: amplc_pci230: use comedi_buf_write_samples()

Use comedi_buf_write_samples() to add the sample to the async buffer.

The async events will set properly by the core. A dev_warn() message will
also be output by the core if the buffer overflows. Remove the unnecessary
events and dev_err() message in the driver.

The core will also add the COMEDI_CB_BLOCK event when data is written to
the async buffer. Remove the unnecessary event in the driver.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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