diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/i3c/device.h | 5 | ||||
| -rw-r--r-- | include/linux/i3c/master.h | 1 |
2 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/i3c/device.h b/include/linux/i3c/device.h index e036a30f8c7e..1bc9f65dbb6a 100644 --- a/include/linux/i3c/device.h +++ b/include/linux/i3c/device.h @@ -109,6 +109,8 @@ enum i3c_dcr { * @max_read_turnaround: max read turn-around time in micro-seconds * @max_read_len: max private SDR read length in bytes * @max_write_len: max private SDR write length in bytes + * @pec: flag telling whether PEC (Packet Error Check) generation and verification for read + * and write transaction is enabled * * These are all basic information that should be advertised by an I3C device. * Some of them are optional depending on the device type and device @@ -130,6 +132,7 @@ struct i3c_device_info { u32 max_read_turnaround; u16 max_read_len; u16 max_write_len; + u8 pec; __be16 status; }; @@ -346,4 +349,6 @@ struct i3c_target_read_setup { int i3c_target_read_register(struct i3c_device *dev, const struct i3c_target_read_setup *setup); +int i3c_device_control_pec(struct i3c_device *dev, bool pec); + #endif /* I3C_DEV_H */ diff --git a/include/linux/i3c/master.h b/include/linux/i3c/master.h index 5d35a6d1c992..c9e7a2084f1e 100644 --- a/include/linux/i3c/master.h +++ b/include/linux/i3c/master.h @@ -500,6 +500,7 @@ struct i3c_master_controller { struct i2c_adapter i2c; const struct i3c_master_controller_ops *ops; const struct i3c_target_ops *target_ops; + unsigned int pec_supported : 1; unsigned int target : 1; unsigned int secondary : 1; unsigned int init_done : 1; |