if (i2c->irq != NO_IRQ) { /* i2c->irq = NO_IRQ implies polling */
result = request_irq(i2c->irq, mpc_i2c_isr,
IRQF_SHARED, "i2c-mpc", i2c);
if (i2c->irq != NO_IRQ) { /* i2c->irq = NO_IRQ implies polling */
result = request_irq(i2c->irq, mpc_i2c_isr,
IRQF_SHARED, "i2c-mpc", i2c);