Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
drivers/base/firmware_loader/sysfs.c firmware_data_read() -> firmware_rw_data()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | fw_priv | 4096-ptr_max |
| PARAM_VALUE | 0 | fw_priv->data | 1-u64max |
| PARAM_VALUE | 0 | fw_priv->fw_st.status | 0-3 |
| PARAM_VALUE | 1 | buffer | 1-u64max |
| PARAM_VALUE | 3 | count | 0-4096 |
| PARAM_VALUE | 4 | read | 1 |
| CAPPED_DATA | 0 | fw_priv->fw_st.status | 1 |
| CAPPED_DATA | 2 | offset | 1 |
| CAPPED_DATA | 2 | offset | 1 |
| CAPPED_DATA | 3 | count | 1 |
| CAPPED_DATA | 3 | count | 1 |
| DATA_SOURCE | 1 | buffer | $3 |
| DATA_SOURCE | 2 | offset | $4 |
| DATA_SOURCE | 3 | count | $5 [m] |
| PARAM_COMPARE | 0 | fw_priv->size | >= $2 |
| PARAM_COMPARE | 1 | buffer | >= $3 |
| PARAM_COMPARE | 2 | offset | <= $0->size |
| BIT_INFO | 3 | count | 0x0,0x7fffffffffffffff |
| NOSPEC | 2 | offset | |
| NOSPEC | 2 | offset | |
| NOSPEC | 3 | count | |
| NOSPEC | 3 | count | |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| USER_DATA | 2 | offset | 1-4095[c] |
| USER_DATA | 3 | count | 1-4096[c] |
| UNITS | 2 | offset | unit_byte |
| UNITS | 3 | count | unit_byte |
| LOCK2 | &of->mutex | ||
| LOCK2 | global &fw_lock | ||
| HALF_LOCKED2 | &of->prealloc_mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| TYPE_LOCK | (struct kernfs_open_file)->mutex |
drivers/base/firmware_loader/sysfs.c firmware_data_write() -> firmware_rw_data()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | fw_priv | 4096-ptr_max |
| PARAM_VALUE | 0 | fw_priv->data | 1-u64max |
| PARAM_VALUE | 0 | fw_priv->fw_st.status | 0-3 |
| PARAM_VALUE | 1 | buffer | 4096-ptr_max |
| PARAM_VALUE | 3 | count | 1-4096 |
| PARAM_VALUE | 4 | read | 0 |
| CAPPED_DATA | 0 | fw_priv->fw_st.status | 1 |
| CAPPED_DATA | 3 | count | 1 |
| CAPPED_DATA | 3 | count | 1 |
| DATA_SOURCE | 1 | buffer | $3 |
| DATA_SOURCE | 2 | offset | $4 |
| DATA_SOURCE | 3 | count | $5 |
| CAPABLE | 0 | 17 | |
| BIT_INFO | 3 | count | 0x0,0x3fffffff |
| NOSPEC | 3 | count | |
| NOSPEC | 3 | count | |
| TERMINATED | 1 | buffer | 1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| USER_DATA | 2 | offset | 0-4095 |
| USER_DATA | 3 | count | 1-4096[c] |
| LOCK2 | &of->mutex | ||
| LOCK2 | global &fw_lock | ||
| HALF_LOCKED2 | &of->prealloc_mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| TYPE_LOCK | (struct kernfs_open_file)->mutex |