target/linux/layerscape/patches-5.4/701-net-0090-fsl-fman-add-API-to-get-the-device-behind-a-fman-por.patch

   1 From 975717f04388a052cab9d3c3b6828d065372b82a Mon Sep 17 00:00:00 2001
   2 From: Laurentiu Tudor <laurentiu.tudor@nxp.com>
   3 Date: Tue, 3 Apr 2018 17:11:07 +0300
   4 Subject: [PATCH] fsl/fman: add API to get the device behind a fman port
   5
   6 Add an API that retrieves the 'struct device' that the specified fman
   7 port probed against. The new API will be used in a subsequent iommu
   8 enablement related patch.
   9
  10 Signed-off-by: Laurentiu Tudor <laurentiu.tudor@nxp.com>
  11 Acked-by: Madalin Bucur <madalin.bucur@nxp.com>
  12 ---
  13  drivers/net/ethernet/freescale/fman/fman_port.c | 14 ++++++++++++++
  14  drivers/net/ethernet/freescale/fman/fman_port.h |  2 ++
  15  2 files changed, 16 insertions(+)
  16
  17 --- a/drivers/net/ethernet/freescale/fman/fman_port.c
  18 +++ b/drivers/net/ethernet/freescale/fman/fman_port.c
  19 @@ -1728,6 +1728,20 @@ u32 fman_port_get_qman_channel_id(struct
  20  }
  21  EXPORT_SYMBOL(fman_port_get_qman_channel_id);
  22
  23 +/**
  24 + * fman_port_get_device
  25 + * port:       Pointer to the FMan port device
  26 + *
  27 + * Get the 'struct device' associated to the specified FMan port device
  28 + *
  29 + * Return: pointer to associated 'struct device'
  30 + */
  31 +struct device *fman_port_get_device(struct fman_port *port)
  32 +{
  33 +       return port->dev;
  34 +}
  35 +EXPORT_SYMBOL(fman_port_get_device);
  36 +
  37  int fman_port_get_hash_result_offset(struct fman_port *port, u32 *offset)
  38  {
  39         if (port->buffer_offsets.hash_result_offset == ILLEGAL_BASE)
  40 --- a/drivers/net/ethernet/freescale/fman/fman_port.h
  41 +++ b/drivers/net/ethernet/freescale/fman/fman_port.h
  42 @@ -157,4 +157,6 @@ int fman_port_get_tstamp(struct fman_por
  43
  44  struct fman_port *fman_port_bind(struct device *dev);
  45
  46 +struct device *fman_port_get_device(struct fman_port *port);
  47 +
  48  #endif /* __FMAN_PORT_H */