From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by ozlabs.org (Postfix) with ESMTP id 5C2972C0105 for ; Fri, 14 Mar 2014 20:50:37 +1100 (EST) Message-ID: <1394790629.28803.248.camel@smile.fi.intel.com> Subject: Re: [PATCH RFC v9 3/6] dma: mpc512x: replace devm_request_irq() with request_irq() From: Andy Shevchenko To: Alexander Popov Date: Fri, 14 Mar 2014 11:50:29 +0200 In-Reply-To: <1394624875-24411-4-git-send-email-a13xp0p0v88@gmail.com> References: <1394624875-24411-1-git-send-email-a13xp0p0v88@gmail.com> <1394624875-24411-4-git-send-email-a13xp0p0v88@gmail.com> Content-Type: text/plain; charset="UTF-8" Mime-Version: 1.0 Cc: Lars-Peter Clausen , Arnd Bergmann , Vinod Koul , Gerhard Sittig , dmaengine@vger.kernel.org, Dan Williams , Anatolij Gustschin , linuxppc-dev@lists.ozlabs.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Wed, 2014-03-12 at 15:47 +0400, Alexander Popov wrote: > Replace devm_request_irq() with request_irq() since there is no need > to use it because the original code always frees IRQ manually with > devm_free_irq(). Replace devm_free_irq() with free_irq() accordingly. > > Signed-off-by: Alexander Popov > --- > drivers/dma/mpc512x_dma.c | 11 +++++------ > 1 file changed, 5 insertions(+), 6 deletions(-) > > diff --git a/drivers/dma/mpc512x_dma.c b/drivers/dma/mpc512x_dma.c > index b1e430c..ff7f678 100644 > --- a/drivers/dma/mpc512x_dma.c > +++ b/drivers/dma/mpc512x_dma.c > @@ -921,16 +921,15 @@ static int mpc_dma_probe(struct platform_device *op) > mdma->tcd = (struct mpc_dma_tcd *)((u8 *)(mdma->regs) > + MPC_DMA_TCD_OFFSET); > > - retval = devm_request_irq(dev, mdma->irq, &mpc_dma_irq, 0, DRV_NAME, > - mdma); > + retval = request_irq(mdma->irq, &mpc_dma_irq, 0, DRV_NAME, mdma); > if (retval) { > dev_err(dev, "Error requesting IRQ!\n"); > return -EINVAL; > } > > if (mdma->is_mpc8308) { > - retval = devm_request_irq(dev, mdma->irq2, &mpc_dma_irq, 0, > - DRV_NAME, mdma); > + retval = request_irq(mdma->irq2, &mpc_dma_irq, 0, > + DRV_NAME, mdma); > if (retval) { > dev_err(dev, "Error requesting IRQ2!\n"); + free_irq(IRQ1) here and may be in other places. > return -EINVAL; > @@ -1020,7 +1019,7 @@ static int mpc_dma_probe(struct platform_device *op) > dev_set_drvdata(dev, mdma); > retval = dma_async_device_register(dma); > if (retval) { > - devm_free_irq(dev, mdma->irq, mdma); > + free_irq(mdma->irq, mdma); > irq_dispose_mapping(mdma->irq); > } > > @@ -1033,7 +1032,7 @@ static int mpc_dma_remove(struct platform_device *op) > struct mpc_dma *mdma = dev_get_drvdata(dev); > > dma_async_device_unregister(&mdma->dma); > - devm_free_irq(dev, mdma->irq, mdma); > + free_irq(mdma->irq, mdma); > irq_dispose_mapping(mdma->irq); > > return 0; -- Andy Shevchenko Intel Finland Oy