[GIT PULL] rpmsg updates for v6.6

[Bjorn Andersson]

The following changes since commit 06c2afb862f9da8dc5efa4b6076a0e48c3fbaaa5:

  Linux 6.5-rc1 (2023-07-09 13:53:13 -0700)

are available in the Git repository at:

  https://git.kernel.org/pub/scm/linux/kernel/git/remoteproc/linux.git tags/rpmsg-v6.6

for you to fetch changes up to d629e5bcdfd9ba1c9da6da9144cc7ba43f04a6dc:

  rpmsg: glink: Avoid dereferencing NULL channel (2023-07-18 10:12:26 -0600)

----------------------------------------------------------------
rpmsg updates for v6.6

Add support for the GLINK flow control signals, and expose this to the
user through the rpmsg_char interface. Add missing kstrdup() failure
handling during allocation of GLINK channel objects.

----------------------------------------------------------------
Bjorn Andersson (1):
      rpmsg: glink: Avoid dereferencing NULL channel

Chris Lew (2):
      rpmsg: glink: Add support to handle signals command
      rpmsg: char: Add RPMSG GET/SET FLOWCONTROL IOCTL support

Deepak Kumar Singh (1):
      rpmsg: core: Add signal API support

Jiasheng Jiang (1):
      rpmsg: glink: Add check for kstrdup

 drivers/rpmsg/qcom_glink_native.c | 61 +++++++++++++++++++++++++++++++++++++++
 drivers/rpmsg/rpmsg_char.c        | 54 ++++++++++++++++++++++++++++++----
 drivers/rpmsg/rpmsg_core.c        | 21 ++++++++++++++
 drivers/rpmsg/rpmsg_internal.h    |  2 ++
 include/linux/rpmsg.h             | 15 ++++++++++
 include/uapi/linux/rpmsg.h        | 10 +++++++
 6 files changed, 157 insertions(+), 6 deletions(-)