Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S964873Ab2EVXqX (ORCPT ); Tue, 22 May 2012 19:46:23 -0400 Received: from mail127.messagelabs.com ([216.82.250.115]:65287 "EHLO mail127.messagelabs.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933887Ab2EVXqO (ORCPT ); Tue, 22 May 2012 19:46:14 -0400 X-Env-Sender: hartleys@visionengravers.com X-Msg-Ref: server-6.tower-127.messagelabs.com!1337730373!6297040!1 X-Originating-IP: [216.166.12.99] X-StarScan-Version: 6.5.10; banners=-,-,- X-VirusChecked: Checked From: H Hartley Sweeten To: Linux Kernel Subject: [PATCH] staging: comedi: remove boardtype macro in the ni_atmio16d driver Date: Tue, 22 May 2012 16:46:07 -0700 User-Agent: KMail/1.9.9 CC: , , , MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-ID: <201205221646.07717.hartleys@visionengravers.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2341 Lines: 68 The 'boardtype' macro depends on having a local variable with a magic name. The CodingStyle document suggests not doing this to avoid confusion. Remove the macro and use the comedi_board() inline helper to get the dev->board_ptr information. Signed-off-by: H Hartley Sweeten Cc: Ian Abbott Cc: Mori Hess Cc: Greg Kroah-Hartman --- diff --git a/drivers/staging/comedi/drivers/ni_atmio16d.c b/drivers/staging/comedi/drivers/ni_atmio16d.c index 4f61453..a0890ee 100644 --- a/drivers/staging/comedi/drivers/ni_atmio16d.c +++ b/drivers/staging/comedi/drivers/ni_atmio16d.c @@ -110,8 +110,6 @@ struct atmio16_board_t { int has_8255; }; -#define boardtype ((const struct atmio16_board_t *)dev->board_ptr) - /* range structs */ static const struct comedi_lrange range_atmio16d_ai_10_bipolar = { 4, { BIP_RANGE @@ -693,6 +691,7 @@ static int atmio16d_dio_insn_config(struct comedi_device *dev, static int atmio16d_attach(struct comedi_device *dev, struct comedi_devconfig *it) { + const struct atmio16_board_t *board = comedi_board(dev); unsigned int irq; unsigned long iobase; int ret; @@ -708,8 +707,7 @@ static int atmio16d_attach(struct comedi_device *dev, } dev->iobase = iobase; - /* board name */ - dev->board_name = boardtype->name; + dev->board_name = board->name; ret = alloc_subdevices(dev, 4); if (ret < 0) @@ -811,7 +809,7 @@ static int atmio16d_attach(struct comedi_device *dev, /* 8255 subdevice */ s++; - if (boardtype->has_8255) + if (board->has_8255) subdev_8255_init(dev, s, NULL, dev->iobase); else s->type = COMEDI_SUBD_UNUSED; @@ -831,7 +829,9 @@ static int atmio16d_attach(struct comedi_device *dev, static void atmio16d_detach(struct comedi_device *dev) { - if (dev->subdevices && boardtype->has_8255) + const struct atmio16_board_t *board = comedi_board(dev); + + if (dev->subdevices && board->has_8255) subdev_8255_cleanup(dev, dev->subdevices + 3); if (dev->irq) free_irq(dev->irq, dev); -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/