diff options
| -rw-r--r-- | arch/arm/plat-samsung/devs.c | 1 | ||||
| -rw-r--r-- | drivers/dma/pl330.c | 42 | ||||
| -rw-r--r-- | include/linux/amba/pl330.h | 35 |
3 files changed, 8 insertions, 70 deletions
diff --git a/arch/arm/plat-samsung/devs.c b/arch/arm/plat-samsung/devs.c index 03fac123676d..dc269d9143bc 100644 --- a/arch/arm/plat-samsung/devs.c +++ b/arch/arm/plat-samsung/devs.c @@ -10,7 +10,6 @@ * published by the Free Software Foundation. */ -#include <linux/amba/pl330.h> #include <linux/kernel.h> #include <linux/types.h> #include <linux/interrupt.h> diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c index f37f4978dabb..8b0da7fa520d 100644 --- a/drivers/dma/pl330.c +++ b/drivers/dma/pl330.c @@ -22,7 +22,6 @@ #include <linux/dma-mapping.h> #include <linux/dmaengine.h> #include <linux/amba/bus.h> -#include <linux/amba/pl330.h> #include <linux/scatterlist.h> #include <linux/of.h> #include <linux/of_dma.h> @@ -2077,18 +2076,6 @@ static void pl330_tasklet(unsigned long data) } } -bool pl330_filter(struct dma_chan *chan, void *param) -{ - u8 *peri_id; - - if (chan->device->dev->driver != &pl330_driver.drv) - return false; - - peri_id = chan->private; - return *peri_id == (unsigned long)param; -} -EXPORT_SYMBOL(pl330_filter); - static struct dma_chan *of_dma_pl330_xlate(struct of_phandle_args *dma_spec, struct of_dma *ofdma) { @@ -2833,7 +2820,6 @@ static SIMPLE_DEV_PM_OPS(pl330_pm, pl330_suspend, pl330_resume); static int pl330_probe(struct amba_device *adev, const struct amba_id *id) { - struct dma_pl330_platdata *pdat; struct pl330_config *pcfg; struct pl330_dmac *pl330; struct dma_pl330_chan *pch, *_p; @@ -2843,8 +2829,6 @@ pl330_probe(struct amba_device *adev, const struct amba_id *id) int num_chan; struct device_node *np = adev->dev.of_node; - pdat = dev_get_platdata(&adev->dev); - ret = dma_set_mask_and_coherent(&adev->dev, DMA_BIT_MASK(32)); if (ret) return ret; @@ -2857,7 +2841,7 @@ pl330_probe(struct amba_device *adev, const struct amba_id *id) pd = &pl330->ddma; pd->dev = &adev->dev; - pl330->mcbufsz = pdat ? pdat->mcbuf_sz : 0; + pl330->mcbufsz = 0; /* get quirk */ for (i = 0; i < ARRAY_SIZE(of_quirks); i++) @@ -2901,10 +2885,7 @@ pl330_probe(struct amba_device *adev, const struct amba_id *id) INIT_LIST_HEAD(&pd->channels); /* Initialize channel parameters */ - if (pdat) - num_chan = max_t(int, pdat->nr_valid_peri, pcfg->num_chan); - else - num_chan = max_t(int, pcfg->num_peri, pcfg->num_chan); + num_chan = max_t(int, pcfg->num_peri, pcfg->num_chan); pl330->num_peripherals = num_chan; @@ -2916,11 +2897,8 @@ pl330_probe(struct amba_device *adev, const struct amba_id *id) for (i = 0; i < num_chan; i++) { pch = &pl330->peripherals[i]; - if (!adev->dev.of_node) - pch->chan.private = pdat ? &pdat->peri_id[i] : NULL; - else - pch->chan.private = adev->dev.of_node; + pch->chan.private = adev->dev.of_node; INIT_LIST_HEAD(&pch->submitted_list); INIT_LIST_HEAD(&pch->work_list); INIT_LIST_HEAD(&pch->completed_list); @@ -2933,15 +2911,11 @@ pl330_probe(struct amba_device *adev, const struct amba_id *id) list_add_tail(&pch->chan.device_node, &pd->channels); } - if (pdat) { - pd->cap_mask = pdat->cap_mask; - } else { - dma_cap_set(DMA_MEMCPY, pd->cap_mask); - if (pcfg->num_peri) { - dma_cap_set(DMA_SLAVE, pd->cap_mask); - dma_cap_set(DMA_CYCLIC, pd->cap_mask); - dma_cap_set(DMA_PRIVATE, pd->cap_mask); - } + dma_cap_set(DMA_MEMCPY, pd->cap_mask); + if (pcfg->num_peri) { + dma_cap_set(DMA_SLAVE, pd->cap_mask); + dma_cap_set(DMA_CYCLIC, pd->cap_mask); + dma_cap_set(DMA_PRIVATE, pd->cap_mask); } pd->device_alloc_chan_resources = pl330_alloc_chan_resources; diff --git a/include/linux/amba/pl330.h b/include/linux/amba/pl330.h deleted file mode 100644 index fe93758e8403..000000000000 --- a/include/linux/amba/pl330.h +++ /dev/null @@ -1,35 +0,0 @@ -/* linux/include/linux/amba/pl330.h - * - * Copyright (C) 2010 Samsung Electronics Co. Ltd. - * Jaswinder Singh <jassi.brar@samsung.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - */ - -#ifndef __AMBA_PL330_H_ -#define __AMBA_PL330_H_ - -#include <linux/dmaengine.h> - -struct dma_pl330_platdata { - /* - * Number of valid peripherals connected to DMAC. - * This may be different from the value read from - * CR0, as the PL330 implementation might have 'holes' - * in the peri list or the peri could also be reached - * from another DMAC which the platform prefers. - */ - u8 nr_valid_peri; - /* Array of valid peripherals */ - u8 *peri_id; - /* Operational capabilities */ - dma_cap_mask_t cap_mask; - /* Bytes to allocate for MC buffer */ - unsigned mcbuf_sz; -}; - -extern bool pl330_filter(struct dma_chan *chan, void *param); -#endif /* __AMBA_PL330_H_ */ |