hollalinux
/
linux-sg2042
mirror of https://github.com/sophgo/linux-riscv.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

MIPS: ttyFDC: replace IRQF_NO_SUSPEND with IRQF_COND_SUSPEND 

Since the FD interrupt handler can discern spurious IRQs and it is
shared with timer interrupt, use IRQF_COND_SUSPEND instead of
IRQF_NO_SUSPEND.

Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Jiri Slaby <jslaby@suse.com>
Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Sudeep Holla 2015-09-21 16:47:05 +01:00 committed by Greg Kroah-Hartman
parent 14996122a4
commit b801e7f898
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/tty/mips_ejtag_fdc.c
View File

@ -977,7 +977,7 @@ static int mips_ejtag_fdc_tty_probe(struct mips_cdmm_device *dev)
/* Try requesting the IRQ */
if (priv->irq >= 0) {
/*
* IRQF_SHARED, IRQF_NO_SUSPEND: The FDC IRQ may be shared with
* IRQF_SHARED, IRQF_COND_SUSPEND: The FDC IRQ may be shared with
* other local interrupts such as the timer which sets
* IRQF_TIMER (including IRQF_NO_SUSPEND).
*
@ -987,7 +987,7 @@ static int mips_ejtag_fdc_tty_probe(struct mips_cdmm_device *dev)
*/
ret = devm_request_irq(priv->dev, priv->irq, mips_ejtag_fdc_isr,
IRQF_PERCPU | IRQF_SHARED |
IRQF_NO_THREAD | IRQF_NO_SUSPEND,
IRQF_NO_THREAD | IRQF_COND_SUSPEND,
priv->fdc_name, priv);
if (ret)
priv->irq = -1;