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mfd: Leave acknowledgement of WM831x touchscreen IRQs to the driver 

The WM831x touchscreen interrupts need acknowledgement even when using
direct signals to the CPU (which don't go through the core) so leave
the acknowledgement up to the touchscreen driver for simplicity.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Mark Brown 2011-01-14 13:38:16 +00:00 committed by Samuel Ortiz
parent 6447f55da9
commit df50845087
1 changed files with 3 additions and 0 deletions
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3
drivers/mfd/wm831x-irq.c
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@ -481,6 +481,9 @@ static irqreturn_t wm831x_irq_thread(int irq, void *data)
}
out:
/* Touchscreen interrupts are handled specially in the driver */
status_regs[0] &= ~(WM831X_TCHDATA_EINT | WM831X_TCHPD_EINT);
for (i = 0; i < ARRAY_SIZE(status_regs); i++) {
if (status_regs[i])
wm831x_reg_write(wm831x, WM831X_INTERRUPT_STATUS_1 + i,