fix: ioctl() should return error code but not capability.
Signed-off-by: Joseph Chen <chenjh@rock-chips.com>
Change-Id: I8030a1842692697f32f87e765ce3d68d1adb1c11
Puting the generic function declaration together that the
caller don't need care too much about different header file.
Signed-off-by: Joseph Chen <chenjh@rock-chips.com>
Change-Id: Ib37d1550e5a747d8f18e30c428ea8f613f9cc006
The misc attach different device. We use the misc_mode to show
different device's capability.
Signed-off-by: Jason Zhu <jason.zhu@rock-chips.com>
Change-Id: Ibce5bb0465e452a7e783c5859f1e8ab2bfd8b0c5
Available for caller to call misc_ioctl(...).
Signed-off-by: Joseph Chen <chenjh@rock-chips.com>
Signed-off-by: Jason Zhu <jason.zhu@rock-chips.com>
Change-Id: Ibac22caf80968ecc7f952d04aa2a1a0f8ad3417a
The call op requests that the callee pass a message to the underlying HW
or device, wait for a response, and then pass back the response error code
and message to the callee. It is useful for drivers that represent some
kind of messaging or IPC channel to a remote device.
Signed-off-by: Stephen Warren <swarren@nvidia.com>
Acked-by: Simon Glass <sjg@chromium.org>
Implement a Miscellaneous uclass with generic read or
write operations. This class is used only for those
do not fit other more general classes.
Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Acked-by: Simon Glass <sjg@chromium.org>
Joseph Chen
Jason Zhu
Stephen Warren
Robert P. J. Day
Thomas Chou