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| author | Russell King - ARM Linux <linux@arm.linux.org.uk> | 2011-01-03 22:36:09 +0000 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2011-01-04 19:16:11 -0800 |
| commit | 8c8cc2b1040f51a2f89724edbf976774128339eb (patch) | |
| tree | 367430b053afd6dd07e994da78f840f5221b9dd3 /drivers/dma | |
| parent | ac3cd20df9d74bb205bb34f69407477a884ff8a3 (diff) | |
| download | kernel_samsung_smdk4412-8c8cc2b1040f51a2f89724edbf976774128339eb.zip kernel_samsung_smdk4412-8c8cc2b1040f51a2f89724edbf976774128339eb.tar.gz kernel_samsung_smdk4412-8c8cc2b1040f51a2f89724edbf976774128339eb.tar.bz2 | |
ARM: PL08x: consolidate physical channel release code
Consolidate duplicated channel release code into release_phy_channel()
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Acked-by: Linus Walleij <linus.walleij@stericsson.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers/dma')
| -rw-r--r-- | drivers/dma/amba-pl08x.c | 28 |
1 files changed, 14 insertions, 14 deletions
diff --git a/drivers/dma/amba-pl08x.c b/drivers/dma/amba-pl08x.c index d47255e..e8967ff 100644 --- a/drivers/dma/amba-pl08x.c +++ b/drivers/dma/amba-pl08x.c @@ -1058,6 +1058,18 @@ static int prep_phy_channel(struct pl08x_dma_chan *plchan, return 0; } +static void release_phy_channel(struct pl08x_dma_chan *plchan) +{ + struct pl08x_driver_data *pl08x = plchan->host; + + if ((plchan->phychan->signal >= 0) && pl08x->pd->put_signal) { + pl08x->pd->put_signal(plchan); + plchan->phychan->signal = -1; + } + pl08x_put_phy_channel(pl08x, plchan->phychan); + plchan->phychan = NULL; +} + static dma_cookie_t pl08x_tx_submit(struct dma_async_tx_descriptor *tx) { struct pl08x_dma_chan *plchan = to_pl08x_chan(tx->chan); @@ -1522,13 +1534,7 @@ static int pl08x_control(struct dma_chan *chan, enum dma_ctrl_cmd cmd, * Mark physical channel as free and free any slave * signal */ - if ((plchan->phychan->signal >= 0) && - pl08x->pd->put_signal) { - pl08x->pd->put_signal(plchan); - plchan->phychan->signal = -1; - } - pl08x_put_phy_channel(pl08x, plchan->phychan); - plchan->phychan = NULL; + release_phy_channel(plchan); } /* Dequeue jobs and free LLIs */ if (plchan->at) { @@ -1590,7 +1596,6 @@ static void pl08x_ensure_on(struct pl08x_driver_data *pl08x) static void pl08x_tasklet(unsigned long data) { struct pl08x_dma_chan *plchan = (struct pl08x_dma_chan *) data; - struct pl08x_phy_chan *phychan = plchan->phychan; struct pl08x_driver_data *pl08x = plchan->host; unsigned long flags; @@ -1642,12 +1647,7 @@ static void pl08x_tasklet(unsigned long data) * No more jobs, so free up the physical channel * Free any allocated signal on slave transfers too */ - if ((phychan->signal >= 0) && pl08x->pd->put_signal) { - pl08x->pd->put_signal(plchan); - phychan->signal = -1; - } - pl08x_put_phy_channel(pl08x, phychan); - plchan->phychan = NULL; + release_phy_channel(plchan); plchan->state = PL08X_CHAN_IDLE; /* |