From: tony@atomide.com (Tony Lindgren)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 8/8] ARM: omap_hsmmc: remove platform data dma_mask and initialization
Date: Fri, 20 Apr 2012 09:50:00 -0700 [thread overview]
Message-ID: <20120420164957.GC21106@atomide.com> (raw)
In-Reply-To: <20120420153743.GB24205@n2100.arm.linux.org.uk>
* Russell King - ARM Linux <linux@arm.linux.org.uk> [120420 08:41]:
>
> So, with this patch plus my original patch to omap's mmc host driver, this
> should result in something which works without all the overhead of drivers
> supplying the port information. Please confirm, and I'll merge this into
> the original omap-dma.c commit.
Then something like this is still needed on top of your original mmc driver
patch for omap2420:
--- a/drivers/mmc/host/omap.c
+++ b/drivers/mmc/host/omap.c
@@ -1617,11 +1617,14 @@ static int __init mmc_omap_probe(struct platform_device *pdev)
host->dma_tx_burst = -1;
host->dma_rx_burst = -1;
- sig = host->id == 0 ? OMAP_DMA_MMC_TX : OMAP_DMA_MMC2_TX;
+ if (cpu_is_omap24xx())
+ sig = host->id == 0 ? OMAP24XX_DMA_MMC1_TX : OMAP24XX_DMA_MMC2_TX;
+ else
+ sig = host->id == 0 ? OMAP_DMA_MMC_TX : OMAP_DMA_MMC2_TX;
host->dma_tx = dma_request_channel(mask, omap_dma_filter_fn, &sig);
#if 0
if (!host->dma_tx) {
- def_err(host->dev, "unable to obtain TX DMA engine channel %u\n",
+ dev_err(host->dev, "unable to obtain TX DMA engine channel %u\n",
sig);
goto err_dma;
}
@@ -1632,7 +1635,10 @@ static int __init mmc_omap_probe(struct platform_device *pdev)
#endif
#endif
#ifdef USE_DMA_ENGINE
- sig = host->id == 0 ? OMAP_DMA_MMC_RX : OMAP_DMA_MMC2_RX;
+ if (cpu_is_omap24xx())
+ sig = host->id == 0 ? OMAP24XX_DMA_MMC1_RX : OMAP24XX_DMA_MMC2_RX;
+ else
+ sig = host->id == 0 ? OMAP_DMA_MMC_RX : OMAP_DMA_MMC2_RX;
host->dma_rx = dma_request_channel(mask, omap_dma_filter_fn, &sig);
#if 0
if (!host->dma_rx) {
next prev parent reply other threads:[~2012-04-20 16:50 UTC|newest]
Thread overview: 60+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-04-18 10:09 [RFC 0/8] DMA engine conversion for omap_hsmmc Russell King - ARM Linux
2012-04-18 10:10 ` [PATCH 1/8] ARM: OMAP: fix DMA vs memory ordering Russell King
2012-04-18 10:15 ` Felipe Balbi
2012-04-18 10:17 ` Russell King - ARM Linux
2012-04-18 10:18 ` Felipe Balbi
2012-04-18 10:26 ` Russell King - ARM Linux
2012-04-20 22:22 ` Tony Lindgren
2012-04-23 14:19 ` Russell King - ARM Linux
2012-04-23 14:27 ` Tony Lindgren
2012-04-23 14:35 ` Shilimkar, Santosh
2012-04-18 10:10 ` [PATCH 2/8] dmaengine: amba-pl08x: ensure physical channels are properly held Russell King
2012-04-18 10:19 ` Russell King - ARM Linux
2012-04-27 20:38 ` Linus Walleij
2012-04-27 21:41 ` Russell King - ARM Linux
2012-04-18 10:11 ` [PATCH 3/8] dmaengine: split out virtual channel DMA support from sa11x0 driver Russell King
2012-04-24 10:35 ` Laxman Dewangan
2012-04-24 10:50 ` Russell King - ARM Linux
2012-04-24 10:57 ` Laxman Dewangan
2012-04-18 10:11 ` [PATCH 4/8] dmaengine: add OMAP DMA engine driver Russell King
2012-04-18 10:11 ` [PATCH 5/8] mmc: omap_hsmmc: release correct resource Russell King
2012-04-20 22:23 ` Tony Lindgren
2012-04-20 22:59 ` Chris Ball
2012-04-21 2:35 ` Chris Ball
2012-04-21 9:48 ` Russell King - ARM Linux
2012-04-22 15:20 ` Chris Ball
2012-04-18 10:12 ` [PATCH 6/8] mmc: omap_hsmmc: add DMA engine support Russell King
2012-04-18 18:11 ` Tony Lindgren
2012-04-18 19:09 ` Russell King - ARM Linux
2012-04-18 19:53 ` Tony Lindgren
2012-04-18 10:12 ` [PATCH 7/8] mmc: omap_hsmmc: remove private DMA API implementation Russell King
2012-04-18 10:12 ` [PATCH 8/8] ARM: omap_hsmmc: remove platform data dma_mask and initialization Russell King
2012-04-18 15:23 ` T Krishnamoorthy, Balaji
2012-04-18 15:29 ` Russell King - ARM Linux
2012-04-18 15:35 ` T Krishnamoorthy, Balaji
2012-04-18 18:19 ` Tony Lindgren
2012-04-18 19:10 ` Russell King - ARM Linux
2012-04-18 19:55 ` Tony Lindgren
2012-04-18 19:42 ` Russell King - ARM Linux
2012-04-18 20:02 ` Tony Lindgren
2012-04-18 20:24 ` Russell King - ARM Linux
2012-04-18 21:01 ` Tony Lindgren
2012-04-18 21:16 ` Russell King - ARM Linux
2012-04-18 21:34 ` Tony Lindgren
2012-04-18 21:36 ` Russell King - ARM Linux
2012-04-19 1:39 ` Tony Lindgren
2012-04-19 17:43 ` Russell King - ARM Linux
2012-04-19 18:07 ` Tony Lindgren
2012-04-20 15:10 ` Russell King - ARM Linux
2012-04-20 15:26 ` Tony Lindgren
2012-04-20 15:37 ` Russell King - ARM Linux
2012-04-20 16:43 ` Tony Lindgren
2012-04-20 22:09 ` Russell King - ARM Linux
2012-04-20 22:21 ` Tony Lindgren
2012-04-20 16:50 ` Tony Lindgren [this message]
2012-04-23 14:14 ` Russell King - ARM Linux
2012-04-23 14:30 ` Tony Lindgren
2012-04-23 14:34 ` Russell King - ARM Linux
2012-04-23 11:46 ` [RFC 0/8] DMA engine conversion Russell King - ARM Linux
2012-04-23 12:32 ` Shilimkar, Santosh
2012-04-23 15:27 ` Shubhrajyoti
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