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Merge branch 'acpi-lpss' into pm-runtime

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This commit is contained in:
Rafael J. Wysocki 2014-12-04 00:50:06 +01:00
commit 4bea2b4cd9
2 changed files with 76 additions and 29 deletions
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11
drivers/dma/dw/core.c
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@ -22,6 +22,7 @@
#include <linux/mm.h>
#include <linux/module.h>
#include <linux/slab.h>
#include <linux/pm_runtime.h>
#include "../dmaengine.h"
#include "internal.h"
@ -1504,6 +1505,9 @@ int dw_dma_probe(struct dw_dma_chip *chip, struct dw_dma_platform_data *pdata)
dw->regs = chip->regs;
chip->dw = dw;
pm_runtime_enable(chip->dev);
pm_runtime_get_sync(chip->dev);
dw_params = dma_read_byaddr(chip->regs, DW_PARAMS);
autocfg = dw_params >> DW_PARAMS_EN & 0x1;
@ -1667,11 +1671,14 @@ int dw_dma_probe(struct dw_dma_chip *chip, struct dw_dma_platform_data *pdata)
dev_info(chip->dev, "DesignWare DMA Controller, %d channels\n",
nr_channels);
pm_runtime_put_sync_suspend(chip->dev);
return 0;
err_dma_register:
free_irq(chip->irq, dw);
err_pdata:
pm_runtime_put_sync_suspend(chip->dev);
return err;
}
EXPORT_SYMBOL_GPL(dw_dma_probe);
@ -1681,6 +1688,8 @@ int dw_dma_remove(struct dw_dma_chip *chip)
struct dw_dma *dw = chip->dw;
struct dw_dma_chan *dwc, *_dwc;
pm_runtime_get_sync(chip->dev);
dw_dma_off(dw);
dma_async_device_unregister(&dw->dma);
@ -1693,6 +1702,8 @@ int dw_dma_remove(struct dw_dma_chip *chip)
channel_clear_bit(dw, CH_EN, dwc->mask);
}
pm_runtime_put_sync_suspend(chip->dev);
pm_runtime_disable(chip->dev);
return 0;
}
EXPORT_SYMBOL_GPL(dw_dma_remove);