target/linux/layerscape/patches-4.4/7196-staging-fsl-mc-make-fsl_mc_get_root_dprc-public.patch

   1 From 12b1317fb3ab5b56efd833fa3b22965adf1d2c96 Mon Sep 17 00:00:00 2001
   2 From: Stuart Yoder <stuart.yoder@nxp.com>
   3 Date: Fri, 15 Apr 2016 17:07:16 -0500
   4 Subject: [PATCH 196/226] staging: fsl-mc: make fsl_mc_get_root_dprc public
   5
   6 this is needed by other components (e.g. vfio) to find
   7 the root dprc
   8
   9 Signed-off-by: Stuart Yoder <stuart.yoder@nxp.com>
  10 ---
  11  drivers/staging/fsl-mc/bus/mc-bus.c |    3 ++-
  12  drivers/staging/fsl-mc/include/mc.h |    3 +++
  13  2 files changed, 5 insertions(+), 1 deletion(-)
  14
  15 --- a/drivers/staging/fsl-mc/bus/mc-bus.c
  16 +++ b/drivers/staging/fsl-mc/bus/mc-bus.c
  17 @@ -358,7 +358,7 @@ EXPORT_SYMBOL_GPL(fsl_mc_bus_exists);
  18  /**
  19  * fsl_mc_get_root_dprc - function to traverse to the root dprc
  20  */
  21 -static void fsl_mc_get_root_dprc(struct device *dev,
  22 +void fsl_mc_get_root_dprc(struct device *dev,
  23                                  struct device **root_dprc_dev)
  24  {
  25         if (WARN_ON(!dev)) {
  26 @@ -371,6 +371,7 @@ static void fsl_mc_get_root_dprc(struct
  27                         *root_dprc_dev = (*root_dprc_dev)->parent;
  28         }
  29  }
  30 +EXPORT_SYMBOL_GPL(fsl_mc_get_root_dprc);
  31
  32  static int get_dprc_attr(struct fsl_mc_io *mc_io,
  33                          int container_id, struct dprc_attributes *attr)
  34 --- a/drivers/staging/fsl-mc/include/mc.h
  35 +++ b/drivers/staging/fsl-mc/include/mc.h
  36 @@ -191,6 +191,9 @@ void fsl_mc_driver_unregister(struct fsl
  37
  38  bool fsl_mc_bus_exists(void);
  39
  40 +void fsl_mc_get_root_dprc(struct device *dev,
  41 +                                 struct device **root_dprc_dev);
  42 +
  43  int __must_check fsl_mc_portal_allocate(struct fsl_mc_device *mc_dev,
  44                                         u16 mc_io_flags,
  45                                         struct fsl_mc_io **new_mc_io);