diff options
| -rw-r--r-- | drivers/i3c/master.c | 4 | ||||
| -rw-r--r-- | include/linux/i3c/master.h | 4 |
2 files changed, 5 insertions, 3 deletions
diff --git a/drivers/i3c/master.c b/drivers/i3c/master.c index 6f3eb710a75d..dcf8d23c5941 100644 --- a/drivers/i3c/master.c +++ b/drivers/i3c/master.c @@ -348,7 +348,7 @@ static enum i3c_addr_slot_status i3c_bus_get_addr_slot_status(struct i3c_bus *bus, u16 addr) { unsigned long status; - int bitpos = addr * 2; + int bitpos = addr * I3C_ADDR_SLOT_STATUS_BITS; if (addr > I2C_MAX_ADDR) return I3C_ADDR_SLOT_RSVD; @@ -362,7 +362,7 @@ i3c_bus_get_addr_slot_status(struct i3c_bus *bus, u16 addr) static void i3c_bus_set_addr_slot_status(struct i3c_bus *bus, u16 addr, enum i3c_addr_slot_status status) { - int bitpos = addr * 2; + int bitpos = addr * I3C_ADDR_SLOT_STATUS_BITS; unsigned long *ptr; if (addr > I2C_MAX_ADDR) diff --git a/include/linux/i3c/master.h b/include/linux/i3c/master.h index 2a1ed05d5782..2100547b2d8d 100644 --- a/include/linux/i3c/master.h +++ b/include/linux/i3c/master.h @@ -313,6 +313,8 @@ enum i3c_addr_slot_status { I3C_ADDR_SLOT_STATUS_MASK = 3, }; +#define I3C_ADDR_SLOT_STATUS_BITS 2 + /** * struct i3c_bus - I3C bus object * @cur_master: I3C master currently driving the bus. Since I3C is multi-master @@ -354,7 +356,7 @@ enum i3c_addr_slot_status { struct i3c_bus { struct i3c_dev_desc *cur_master; int id; - unsigned long addrslots[((I2C_MAX_ADDR + 1) * 2) / BITS_PER_LONG]; + unsigned long addrslots[((I2C_MAX_ADDR + 1) * I3C_ADDR_SLOT_STATUS_BITS) / BITS_PER_LONG]; enum i3c_bus_mode mode; struct { unsigned long i3c; |