Capabilities register is RO and accessed at various places in the driver. Let's cache it in the controller driver's priv struct. Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Capabilities register is RO and accessed at various places in the driver. Let's cache it in the controller driver's priv struct. Signed-off-by: Bin Meng <bmeng.cn@gmail.com>