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[PATCH 1/5] mtd: nand: omap2: Support parsing dma channel information from DT

From Franklin S Cooper Jr <fcooper@ti.com>
Newsgroups linux.kernel
Subject [PATCH 1/5] mtd: nand: omap2: Support parsing dma channel information from DT
Date 2015-10-13 03:50 +0200
Message-ID <qiWSZ-4U-11@gated-at.bofh.it> (permalink)
References <qiWJk-8ld-3@gated-at.bofh.it>
Organization linux.* mail to news gateway

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Switch from dma_request_channel to allow passing dma channel
information from DT rather than hardcoding a value.

Signed-off-by: Franklin S Cooper Jr <fcooper@ti.com>
---
 drivers/mtd/nand/omap2.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/mtd/nand/omap2.c b/drivers/mtd/nand/omap2.c
index d0f2620..957c32f 100644
--- a/drivers/mtd/nand/omap2.c
+++ b/drivers/mtd/nand/omap2.c
@@ -1866,7 +1866,9 @@ static int omap_nand_probe(struct platform_device *pdev)
 		dma_cap_zero(mask);
 		dma_cap_set(DMA_SLAVE, mask);
 		sig = OMAP24XX_DMA_GPMC;
-		info->dma = dma_request_channel(mask, omap_dma_filter_fn, &sig);
+		info->dma = dma_request_slave_channel_compat(mask,
+			omap_dma_filter_fn, &sig, pdev->dev.parent, "rxtx");
+
 		if (!info->dma) {
 			dev_err(&pdev->dev, "DMA engine request failed\n");
 			err = -ENXIO;
-- 
2.6.1

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Thread

[PATCH 0/5] mtd: nand: Fix support for NAND DMA Prefetch  Franklin S Cooper Jr <fcooper@ti.com> - 2015-10-13 03:40 +0200
  [PATCH 3/5] mtd: nand: omap2: Fix high memory dma prefetch transfer Franklin S Cooper Jr <fcooper@ti.com> - 2015-10-13 03:40 +0200
  [PATCH 5/5] ARM: OMAP2+: Update gpmc and nand DT binding documentation Franklin S Cooper Jr <fcooper@ti.com> - 2015-10-13 03:40 +0200
    Re: [PATCH 5/5] ARM: OMAP2+: Update gpmc and nand DT binding  documentation Roger Quadros <rogerq@ti.com> - 2015-10-14 14:00 +0200
      Re: [PATCH 5/5] ARM: OMAP2+: Update gpmc and nand DT binding  documentation "Franklin S Cooper Jr." <fcooper@ti.com> - 2015-10-15 19:20 +0200
  [PATCH 4/5] ARM: dts: am437x/am33xx/omap3/dm816x: Add gpmc dma channel Franklin S Cooper Jr <fcooper@ti.com> - 2015-10-13 03:40 +0200
    Re: [PATCH 4/5] ARM: dts: am437x/am33xx/omap3/dm816x: Add gpmc dma  channel Roger Quadros <rogerq@ti.com> - 2015-10-14 13:50 +0200
      Re: [PATCH 4/5] ARM: dts: am437x/am33xx/omap3/dm816x: Add gpmc dma  channel "Franklin S Cooper Jr." <fcooper@ti.com> - 2015-10-14 16:00 +0200
  [PATCH 2/5] mtd: nand: omap2: Start dma request before enabling prefetch Franklin S Cooper Jr <fcooper@ti.com> - 2015-10-13 03:50 +0200
    Re: [PATCH 2/5] mtd: nand: omap2: Start dma request before enabling  prefetch Roger Quadros <rogerq@ti.com> - 2015-10-14 13:50 +0200
      Re: [PATCH 2/5] mtd: nand: omap2: Start dma request before enabling  prefetch "Franklin S Cooper Jr." <fcooper@ti.com> - 2015-10-14 15:50 +0200
  [PATCH 1/5] mtd: nand: omap2: Support parsing dma channel information from DT Franklin S Cooper Jr <fcooper@ti.com> - 2015-10-13 03:50 +0200
    Re: [PATCH 1/5] mtd: nand: omap2: Support parsing dma channel  information from DT Roger Quadros <rogerq@ti.com> - 2015-10-14 13:40 +0200
      Re: [PATCH 1/5] mtd: nand: omap2: Support parsing dma channel  information from DT Roger Quadros <rogerq@ti.com> - 2015-10-14 14:00 +0200
        Re: [PATCH 1/5] mtd: nand: omap2: Support parsing dma channel  information from DT "Franklin S Cooper Jr." <fcooper@ti.com> - 2015-10-14 15:30 +0200
          Re: [PATCH 1/5] mtd: nand: omap2: Support parsing dma channel  information from DT Roger Quadros <rogerq@ti.com> - 2015-10-14 16:20 +0200
            Re: [PATCH 1/5] mtd: nand: omap2: Support parsing dma channel  information from DT "Franklin S Cooper Jr." <fcooper@ti.com> - 2015-10-14 16:40 +0200
              Re: [PATCH 1/5] mtd: nand: omap2: Support parsing dma channel  information from DT Tony Lindgren <tony@atomide.com> - 2015-10-14 18:20 +0200
                Re: [PATCH 1/5] mtd: nand: omap2: Support parsing dma channel  information from DT "Franklin S Cooper Jr." <fcooper@ti.com> - 2015-10-14 18:30 +0200
                Re: [PATCH 1/5] mtd: nand: omap2: Support parsing dma channel  information from DT Tony Lindgren <tony@atomide.com> - 2015-10-14 20:20 +0200
                Re: [PATCH 1/5] mtd: nand: omap2: Support parsing dma channel  information from DT "Franklin S Cooper Jr." <fcooper@ti.com> - 2015-10-14 22:10 +0200
                Re: [PATCH 1/5] mtd: nand: omap2: Support parsing dma channel  information from DT Roger Quadros <rogerq@ti.com> - 2015-10-15 09:40 +0200
                Re: [PATCH 1/5] mtd: nand: omap2: Support parsing dma channel  information from DT "Franklin S Cooper Jr." <fcooper@ti.com> - 2015-10-15 19:20 +0200

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