From mboxrd@z Thu Jan 1 00:00:00 1970 From: joe@perches.com (Joe Perches) Date: Tue, 04 Feb 2014 13:17:28 -0800 Subject: [Patch v5 1/2] dmaengine: add Qualcomm BAM dma driver In-Reply-To: <1391546556-27702-2-git-send-email-agross@codeaurora.org> References: <1391546556-27702-1-git-send-email-agross@codeaurora.org> <1391546556-27702-2-git-send-email-agross@codeaurora.org> Message-ID: <1391548648.2538.32.camel@joe-AO722> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Tue, 2014-02-04 at 14:42 -0600, Andy Gross wrote: > Add the DMA engine driver for the QCOM Bus Access Manager (BAM) DMA controller > found in the MSM 8x74 platforms. trivia: fixable later. > diff --git a/drivers/dma/qcom_bam_dma.c b/drivers/dma/qcom_bam_dma.c [] > + /* allocate enough room to accomodate the number of entries */ > + async_desc = kzalloc(sizeof(*async_desc) + > + (sg_len * sizeof(struct bam_desc_hw)), GFP_NOWAIT); > + > + if (!async_desc) { > + dev_err(bdev->dev, "failed to allocate async descriptor\n"); Unnecessary OOM message as generic alloc has an OOM message with a dump_stack(); > +static int bam_dma_probe(struct platform_device *pdev) > +{ [] > + ret = clk_prepare_enable(bdev->bamclk); > + if (ret) { > + dev_err(bdev->dev, "failed to prepare/enable clock"); Missing terminating \n newline