diff options
Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2x00pci.h')
| -rw-r--r-- | drivers/net/wireless/rt2x00/rt2x00pci.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2x00pci.h b/drivers/net/wireless/rt2x00/rt2x00pci.h index 96a2082a353..9c0a4d77bc1 100644 --- a/drivers/net/wireless/rt2x00/rt2x00pci.h +++ b/drivers/net/wireless/rt2x00/rt2x00pci.h @@ -77,6 +77,24 @@ rt2x00pci_register_multiwrite(struct rt2x00_dev *rt2x00dev, } /** + * rt2x00pci_regbusy_read - Read from register with busy check + * @rt2x00dev: Device pointer, see &struct rt2x00_dev. + * @offset: Register offset + * @field: Field to check if register is busy + * @reg: Pointer to where register contents should be stored + * + * This function will read the given register, and checks if the + * register is busy. If it is, it will sleep for a couple of + * microseconds before reading the register again. If the register + * is not read after a certain timeout, this function will return + * FALSE. + */ +int rt2x00pci_regbusy_read(struct rt2x00_dev *rt2x00dev, + const unsigned int offset, + const struct rt2x00_field32 field, + u32 *reg); + +/** * rt2x00pci_write_tx_data - Initialize data for TX operation * @entry: The entry where the frame is located * |