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20 Jan 2015 10:22:51 +0900 Received: from remon.renesas.com (211.11.155.132) by SIXPR06MB176.apcprd06.prod.outlook.com (10.242.151.25) with Microsoft SMTP Server (TLS) id 15.1.59.20; Tue, 20 Jan 2015 01:22:48 +0000 Message-ID: <87zj9eb5ya.wl%kuninori.morimoto.gx@renesas.com> From: Kuninori Morimoto Subject: [PATCH v3] dmaengine:: rcar-hpbdma: add dma_dev->directions User-Agent: Wanderlust/2.14.0 Emacs/23.3 Mule/6.0 To: Vinod Koul CC: Lars-Peter Clausen , Simon , Magnus , Linux-SH , Laurent , In-Reply-To: <20150113182504.GH15411@intel.com> References: <87r3v8uy5p.wl%kuninori.morimoto.gx@renesas.com> <54AD4109.8050903@metafoo.de> <87ppaqt5in.wl%kuninori.morimoto.gx@renesas.com> <20150113182504.GH15411@intel.com> MIME-Version: 1.0 (generated by SEMI 1.14.6 - "Maruoka") Date: Tue, 20 Jan 2015 01:22:48 +0000 X-Originating-IP: [211.11.155.132] X-ClientProxiedBy: HK2PR01CA0034.apcprd01.prod.exchangelabs.com (25.160.175.44) To SIXPR06MB176.apcprd06.prod.outlook.com (10.242.151.25) Authentication-Results: spf=none (sender IP is ) smtp.mailfrom=kuninori.morimoto.gx@renesas.com; 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Kernel will shows WARNING without this patch. Signed-off-by: Kuninori Morimoto --- v2 -> v3 - dma -> dmaengine in Subject drivers/dma/sh/rcar-hpbdma.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/dma/sh/rcar-hpbdma.c b/drivers/dma/sh/rcar-hpbdma.c index 20a6f6f..6fef1b9 100644 --- a/drivers/dma/sh/rcar-hpbdma.c +++ b/drivers/dma/sh/rcar-hpbdma.c @@ -534,6 +534,8 @@ static int hpb_dmae_chan_probe(struct hpb_dmae_device *hpbdev, int id) static int hpb_dmae_probe(struct platform_device *pdev) { + const enum dma_slave_buswidth widths = DMA_SLAVE_BUSWIDTH_1_BYTE | + DMA_SLAVE_BUSWIDTH_2_BYTES | DMA_SLAVE_BUSWIDTH_4_BYTES; struct hpb_dmae_pdata *pdata = pdev->dev.platform_data; struct hpb_dmae_device *hpbdev; struct dma_device *dma_dev; @@ -595,6 +597,10 @@ static int hpb_dmae_probe(struct platform_device *pdev) dma_cap_set(DMA_MEMCPY, dma_dev->cap_mask); dma_cap_set(DMA_SLAVE, dma_dev->cap_mask); + dma_dev->src_addr_widths = widths; + dma_dev->dst_addr_widths = widths; + dma_dev->directions = BIT(DMA_MEM_TO_DEV) | BIT(DMA_DEV_TO_MEM); + dma_dev->residue_granularity = DMA_RESIDUE_GRANULARITY_BURST; hpbdev->shdma_dev.ops = &hpb_dmae_ops; hpbdev->shdma_dev.desc_size = sizeof(struct hpb_desc);