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| author | Dan Williams <dan.j.williams@intel.com> | 2008-04-17 20:17:26 -0700 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2008-04-17 13:25:54 -0700 |
| commit | ce4d65a5db77e1568c82d5151a746f627c4f6ed5 (patch) | |
| tree | 1f3936d2984fc03125bde025796465f9cada9075 /drivers/dma/ioat_dma.c | |
| parent | 19242d7233df7d658405d4b7ee1758d21414cfaa (diff) | |
| download | kernel_samsung_tuna-ce4d65a5db77e1568c82d5151a746f627c4f6ed5.zip kernel_samsung_tuna-ce4d65a5db77e1568c82d5151a746f627c4f6ed5.tar.gz kernel_samsung_tuna-ce4d65a5db77e1568c82d5151a746f627c4f6ed5.tar.bz2 | |
async_tx: kill ->device_dependency_added
DMA drivers no longer need to be notified of dependency submission
events as async_tx_run_dependencies and async_tx_channel_switch will
handle the scheduling and execution of dependent operations.
[sfr@canb.auug.org.au: extend this for fsldma]
Acked-by: Shannon Nelson <shannon.nelson@intel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers/dma/ioat_dma.c')
| -rw-r--r-- | drivers/dma/ioat_dma.c | 12 |
1 files changed, 0 insertions, 12 deletions
diff --git a/drivers/dma/ioat_dma.c b/drivers/dma/ioat_dma.c index 4017d9e..1517fe4 100644 --- a/drivers/dma/ioat_dma.c +++ b/drivers/dma/ioat_dma.c @@ -924,17 +924,6 @@ static void ioat_dma_memcpy_cleanup(struct ioat_dma_chan *ioat_chan) spin_unlock_bh(&ioat_chan->cleanup_lock); } -static void ioat_dma_dependency_added(struct dma_chan *chan) -{ - struct ioat_dma_chan *ioat_chan = to_ioat_chan(chan); - spin_lock_bh(&ioat_chan->desc_lock); - if (ioat_chan->pending == 0) { - spin_unlock_bh(&ioat_chan->desc_lock); - ioat_dma_memcpy_cleanup(ioat_chan); - } else - spin_unlock_bh(&ioat_chan->desc_lock); -} - /** * ioat_dma_is_complete - poll the status of a IOAT DMA transaction * @chan: IOAT DMA channel handle @@ -1316,7 +1305,6 @@ struct ioatdma_device *ioat_dma_probe(struct pci_dev *pdev, dma_cap_set(DMA_MEMCPY, device->common.cap_mask); device->common.device_is_tx_complete = ioat_dma_is_complete; - device->common.device_dependency_added = ioat_dma_dependency_added; switch (device->version) { case IOAT_VER_1_2: device->common.device_prep_dma_memcpy = ioat1_dma_prep_memcpy; |