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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-05-28 12:35:15 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-05-28 12:35:15 -0700 |
| commit | 4cb865deec59ef31d966622d1ec87411ae32dfab (patch) | |
| tree | e060d515f62e4f334aded38c9079485d50166693 /drivers/dma/intel_mid_dma.c | |
| parent | 55f08e1baa3ef11c952b626dbc7ef9e3e8332a63 (diff) | |
| parent | 19d78a61be6dd707dcec298c486303d4ba2c840a (diff) | |
| download | kernel_samsung_smdk4412-4cb865deec59ef31d966622d1ec87411ae32dfab.zip kernel_samsung_smdk4412-4cb865deec59ef31d966622d1ec87411ae32dfab.tar.gz kernel_samsung_smdk4412-4cb865deec59ef31d966622d1ec87411ae32dfab.tar.bz2 | |
Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/djbw/async_tx
* 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/djbw/async_tx: (33 commits)
x86: poll waiting for I/OAT DMA channel status
maintainers: add dma engine tree details
dmaengine: add TODO items for future work on dma drivers
dmaengine: Add API documentation for slave dma usage
dmaengine/dw_dmac: Update maintainer-ship
dmaengine: move link order
dmaengine/dw_dmac: implement pause and resume in dwc_control
dmaengine/dw_dmac: Replace spin_lock* with irqsave variants and enable submission from callback
dmaengine/dw_dmac: Divide one sg to many desc, if sg len is greater than DWC_MAX_COUNT
dmaengine/dw_dmac: set residue as total len in dwc_tx_status if status is !DMA_SUCCESS
dmaengine/dw_dmac: don't call callback routine in case dmaengine_terminate_all() is called
dmaengine: at_hdmac: pause: no need to wait for FIFO empty
pch_dma: modify pci device table definition
pch_dma: Support new device ML7223 IOH
pch_dma: Support I2S for ML7213 IOH
pch_dma: Fix DMA setting issue
pch_dma: modify for checkpatch
pch_dma: fix dma direction issue for ML7213 IOH video-in
dmaengine: at_hdmac: use descriptor chaining help function
dmaengine: at_hdmac: implement pause and resume in atc_control
...
Fix up trivial conflict in drivers/dma/dw_dmac.c
Diffstat (limited to 'drivers/dma/intel_mid_dma.c')
| -rw-r--r-- | drivers/dma/intel_mid_dma.c | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/drivers/dma/intel_mid_dma.c b/drivers/dma/intel_mid_dma.c index 3d4ec38..f653517 100644 --- a/drivers/dma/intel_mid_dma.c +++ b/drivers/dma/intel_mid_dma.c @@ -1292,8 +1292,7 @@ static int __devinit intel_mid_dma_probe(struct pci_dev *pdev, if (err) goto err_dma; - pm_runtime_set_active(&pdev->dev); - pm_runtime_enable(&pdev->dev); + pm_runtime_put_noidle(&pdev->dev); pm_runtime_allow(&pdev->dev); return 0; @@ -1322,6 +1321,9 @@ err_enable_device: static void __devexit intel_mid_dma_remove(struct pci_dev *pdev) { struct middma_device *device = pci_get_drvdata(pdev); + + pm_runtime_get_noresume(&pdev->dev); + pm_runtime_forbid(&pdev->dev); middma_shutdown(pdev); pci_dev_put(pdev); kfree(device); @@ -1385,13 +1387,20 @@ int dma_resume(struct pci_dev *pci) static int dma_runtime_suspend(struct device *dev) { struct pci_dev *pci_dev = to_pci_dev(dev); - return dma_suspend(pci_dev, PMSG_SUSPEND); + struct middma_device *device = pci_get_drvdata(pci_dev); + + device->state = SUSPENDED; + return 0; } static int dma_runtime_resume(struct device *dev) { struct pci_dev *pci_dev = to_pci_dev(dev); - return dma_resume(pci_dev); + struct middma_device *device = pci_get_drvdata(pci_dev); + + device->state = RUNNING; + iowrite32(REG_BIT0, device->dma_base + DMA_CFG); + return 0; } static int dma_runtime_idle(struct device *dev) |