Re: [PATCH] staging: rts5028: use msecs_to_jiffies for timeouts

From: Nicholas Mc Guire
Date: Thu Jan 22 2015 - 04:01:17 EST


On Thu, 22 Jan 2015, ???? wrote:

> the title should be 5208.

sorry - that was a typo - should this be
resubmitted for traceability or is that not
necessary ?

>
> On 01/19/2015 03:25 PM, Nicholas Mc Guire wrote:
> > This is only an API consolidation and should make things more readable
> >
> > Signed-off-by: Nicholas Mc Guire <der.herr@xxxxxxx>
> > ---
> >
> > Converting milliseconds to jiffies by val * HZ / 1000 is technically
> > not wrong but msecs_to_jiffies(val) is the cleaner solution and handles
> > corner cases correctly.
> >
> > This patch was only compile tested with x86_64_defconfig + CONFIG_STAGING=y,
> > CONFIG_RTS5208=m
> >
> > Patch is against 3.19.0-rc4 -next-20150116
> >
> > drivers/staging/rts5208/rtsx_transport.c | 12 ++++++------
> > 1 file changed, 6 insertions(+), 6 deletions(-)
> >
> > diff --git a/drivers/staging/rts5208/rtsx_transport.c b/drivers/staging/rts5208/rtsx_transport.c
> > index 756a968..dab1995 100644
> > --- a/drivers/staging/rts5208/rtsx_transport.c
> > +++ b/drivers/staging/rts5208/rtsx_transport.c
> > @@ -271,7 +271,7 @@ int rtsx_send_cmd(struct rtsx_chip *chip, u8 card, int timeout)
> >
> > /* Wait for TRANS_OK_INT */
> > timeleft = wait_for_completion_interruptible_timeout(
> > - &trans_done, timeout * HZ / 1000);
> > + &trans_done, msecs_to_jiffies(timeout));
> > if (timeleft <= 0) {
> > dev_dbg(rtsx_dev(chip), "chip->int_reg = 0x%x\n",
> > chip->int_reg);
> > @@ -431,7 +431,7 @@ static int rtsx_transfer_sglist_adma_partial(struct rtsx_chip *chip, u8 card,
> > spin_unlock_irq(&rtsx->reg_lock);
> >
> > timeleft = wait_for_completion_interruptible_timeout(
> > - &trans_done, timeout * HZ / 1000);
> > + &trans_done, msecs_to_jiffies(timeout));
> > if (timeleft <= 0) {
> > dev_dbg(rtsx_dev(chip), "Timeout (%s %d)\n",
> > __func__, __LINE__);
> > @@ -455,7 +455,7 @@ static int rtsx_transfer_sglist_adma_partial(struct rtsx_chip *chip, u8 card,
> > init_completion(&trans_done);
> > spin_unlock_irq(&rtsx->reg_lock);
> > timeleft = wait_for_completion_interruptible_timeout(
> > - &trans_done, timeout * HZ / 1000);
> > + &trans_done, msecs_to_jiffies(timeout));
> > if (timeleft <= 0) {
> > dev_dbg(rtsx_dev(chip), "Timeout (%s %d)\n",
> > __func__, __LINE__);
> > @@ -575,7 +575,7 @@ static int rtsx_transfer_sglist_adma(struct rtsx_chip *chip, u8 card,
> > spin_unlock_irq(&rtsx->reg_lock);
> >
> > timeleft = wait_for_completion_interruptible_timeout(
> > - &trans_done, timeout * HZ / 1000);
> > + &trans_done, msecs_to_jiffies(timeout));
> > if (timeleft <= 0) {
> > dev_dbg(rtsx_dev(chip), "Timeout (%s %d)\n",
> > __func__, __LINE__);
> > @@ -602,7 +602,7 @@ static int rtsx_transfer_sglist_adma(struct rtsx_chip *chip, u8 card,
> > init_completion(&trans_done);
> > spin_unlock_irq(&rtsx->reg_lock);
> > timeleft = wait_for_completion_interruptible_timeout(
> > - &trans_done, timeout * HZ / 1000);
> > + &trans_done, msecs_to_jiffies(timeout));
> > if (timeleft <= 0) {
> > dev_dbg(rtsx_dev(chip), "Timeout (%s %d)\n",
> > __func__, __LINE__);
> > @@ -688,7 +688,7 @@ static int rtsx_transfer_buf(struct rtsx_chip *chip, u8 card, void *buf,
> >
> > /* Wait for TRANS_OK_INT */
> > timeleft = wait_for_completion_interruptible_timeout(
> > - &trans_done, timeout * HZ / 1000);
> > + &trans_done, msecs_to_jiffies(timeout));
> > if (timeleft <= 0) {
> > dev_dbg(rtsx_dev(chip), "Timeout (%s %d)\n",
> > __func__, __LINE__);

thx!
hofrat
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