ISR_RESERVED_MASK 223 drivers/i2c/busses/i2c-bcm-kona.c if ((status & ~ISR_RESERVED_MASK) == 0) ISR_RESERVED_MASK 231 drivers/i2c/busses/i2c-bcm-kona.c writel(status & ~ISR_RESERVED_MASK, dev->base + ISR_OFFSET);