diff options
| author | Kees Cook <keescook@chromium.org> | 2017-10-24 03:02:23 -0700 |
|---|---|---|
| committer | Vinod Koul <vinod.koul@intel.com> | 2017-10-24 20:11:21 +0530 |
| commit | bcdc4bd356c76a5bab2f480a73f089dc8e0e4e89 (patch) | |
| tree | 25485f6f1431675c5501885a83b467200f58d066 /drivers/dma | |
| parent | 2bd6bf03f4c1c59381d62c61d03f6cc3fe71f66e (diff) | |
dmaengine: Convert timers to use timer_setup()
In preparation for unconditionally passing the struct timer_list pointer to
all timer callbacks, switch to using the new timer_setup() and from_timer()
to pass the timer pointer explicitly.
Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Diffstat (limited to 'drivers/dma')
| -rw-r--r-- | drivers/dma/imx-dma.c | 8 | ||||
| -rw-r--r-- | drivers/dma/ioat/dma.c | 6 | ||||
| -rw-r--r-- | drivers/dma/ioat/dma.h | 3 | ||||
| -rw-r--r-- | drivers/dma/ioat/init.c | 2 |
4 files changed, 8 insertions, 11 deletions
diff --git a/drivers/dma/imx-dma.c b/drivers/dma/imx-dma.c index f681df8f0ed3..331f863c605e 100644 --- a/drivers/dma/imx-dma.c +++ b/drivers/dma/imx-dma.c @@ -364,9 +364,9 @@ static void imxdma_disable_hw(struct imxdma_channel *imxdmac) local_irq_restore(flags); } -static void imxdma_watchdog(unsigned long data) +static void imxdma_watchdog(struct timer_list *t) { - struct imxdma_channel *imxdmac = (struct imxdma_channel *)data; + struct imxdma_channel *imxdmac = from_timer(imxdmac, t, watchdog); struct imxdma_engine *imxdma = imxdmac->imxdma; int channel = imxdmac->channel; @@ -1153,9 +1153,7 @@ static int __init imxdma_probe(struct platform_device *pdev) } imxdmac->irq = irq + i; - init_timer(&imxdmac->watchdog); - imxdmac->watchdog.function = &imxdma_watchdog; - imxdmac->watchdog.data = (unsigned long)imxdmac; + timer_setup(&imxdmac->watchdog, imxdma_watchdog, 0); } imxdmac->imxdma = imxdma; diff --git a/drivers/dma/ioat/dma.c b/drivers/dma/ioat/dma.c index f70cc74032ea..58d4ccd33672 100644 --- a/drivers/dma/ioat/dma.c +++ b/drivers/dma/ioat/dma.c @@ -474,7 +474,7 @@ int ioat_check_space_lock(struct ioatdma_chan *ioat_chan, int num_descs) if (time_is_before_jiffies(ioat_chan->timer.expires) && timer_pending(&ioat_chan->timer)) { mod_timer(&ioat_chan->timer, jiffies + COMPLETION_TIMEOUT); - ioat_timer_event((unsigned long)ioat_chan); + ioat_timer_event(&ioat_chan->timer); } return -ENOMEM; @@ -862,9 +862,9 @@ static void check_active(struct ioatdma_chan *ioat_chan) mod_timer(&ioat_chan->timer, jiffies + IDLE_TIMEOUT); } -void ioat_timer_event(unsigned long data) +void ioat_timer_event(struct timer_list *t) { - struct ioatdma_chan *ioat_chan = to_ioat_chan((void *)data); + struct ioatdma_chan *ioat_chan = from_timer(ioat_chan, t, timer); dma_addr_t phys_complete; u64 status; diff --git a/drivers/dma/ioat/dma.h b/drivers/dma/ioat/dma.h index 56200eefcf5e..1ab42ec2b7ff 100644 --- a/drivers/dma/ioat/dma.h +++ b/drivers/dma/ioat/dma.h @@ -406,10 +406,9 @@ enum dma_status ioat_tx_status(struct dma_chan *c, dma_cookie_t cookie, struct dma_tx_state *txstate); void ioat_cleanup_event(unsigned long data); -void ioat_timer_event(unsigned long data); +void ioat_timer_event(struct timer_list *t); int ioat_check_space_lock(struct ioatdma_chan *ioat_chan, int num_descs); void ioat_issue_pending(struct dma_chan *chan); -void ioat_timer_event(unsigned long data); /* IOAT Init functions */ bool is_bwd_ioat(struct pci_dev *pdev); diff --git a/drivers/dma/ioat/init.c b/drivers/dma/ioat/init.c index 93e006c3441d..2f31d3d0caa6 100644 --- a/drivers/dma/ioat/init.c +++ b/drivers/dma/ioat/init.c @@ -760,7 +760,7 @@ ioat_init_channel(struct ioatdma_device *ioat_dma, dma_cookie_init(&ioat_chan->dma_chan); list_add_tail(&ioat_chan->dma_chan.device_node, &dma->channels); ioat_dma->idx[idx] = ioat_chan; - setup_timer(&ioat_chan->timer, ioat_timer_event, data); + timer_setup(&ioat_chan->timer, ioat_timer_event, 0); tasklet_init(&ioat_chan->cleanup_task, ioat_cleanup_event, data); } |