mmc: pxamci: better pending IRQ determination
mmc: pxamci: better pending IRQ determination

Pending interrupts should be determined from both I_REG and I_MASK
registers.

Signed-off-by: Bridge Wu <bcdef232c479b30f48e71cfba93606cf91f75536@gmail.com>
Signed-off-by: Nicolas Pitre <d659c10e27d52b00987b65e85d99bce5480adcae@marvell.com>
Signed-off-by: Pierre Ossman <8b64f2aeec7ea42cd6838e5b2901f7aa61dfa5d4@drzeus.cx>

TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs