target/linux/layerscape/patches-5.4/701-net-0141-bus-fsl-mc-Extend-ICID-size-from-16bit-to-32bit.patch

   1 From 7c5fca3084c38905df08b8f33cf14ad21ab41b77 Mon Sep 17 00:00:00 2001
   2 From: Laurentiu Tudor <laurentiu.tudor@nxp.com>
   3 Date: Mon, 16 Apr 2018 11:54:46 +0300
   4 Subject: [PATCH] bus: fsl-mc: Extend ICID size from 16bit to 32bit
   5
   6 Extend the ICID from 16-bit to 32-bit.
   7 Primary reason for this is enabling DPAA2 drivers
   8 in Virtual Machine where device-id range is defined
   9 for DPAA2 devices is 0x10000-0x20000.
  10
  11 Signed-off-by: Bharat Bhushan <Bharat.Bhushan@nxp.com>
  12 Signed-off-by: Laurentiu Tudor <laurentiu.tudor@nxp.com>
  13 ---
  14  drivers/bus/fsl-mc/dprc.c           | 2 +-
  15  drivers/bus/fsl-mc/fsl-mc-bus.c     | 2 +-
  16  drivers/bus/fsl-mc/fsl-mc-private.h | 5 ++---
  17  include/linux/fsl/mc.h              | 2 +-
  18  4 files changed, 5 insertions(+), 6 deletions(-)
  19
  20 --- a/drivers/bus/fsl-mc/dprc.c
  21 +++ b/drivers/bus/fsl-mc/dprc.c
  22 @@ -322,7 +322,7 @@ int dprc_get_attributes(struct fsl_mc_io
  23         /* retrieve response parameters */
  24         rsp_params = (struct dprc_rsp_get_attributes *)cmd.params;
  25         attr->container_id = le32_to_cpu(rsp_params->container_id);
  26 -       attr->icid = le16_to_cpu(rsp_params->icid);
  27 +       attr->icid = le32_to_cpu(rsp_params->icid);
  28         attr->options = le32_to_cpu(rsp_params->options);
  29         attr->portal_id = le32_to_cpu(rsp_params->portal_id);
  30
  31 --- a/drivers/bus/fsl-mc/fsl-mc-bus.c
  32 +++ b/drivers/bus/fsl-mc/fsl-mc-bus.c
  33 @@ -489,7 +489,7 @@ common_cleanup:
  34  }
  35
  36  static int get_dprc_icid(struct fsl_mc_io *mc_io,
  37 -                        int container_id, u16 *icid)
  38 +                        int container_id, u32 *icid)
  39  {
  40         struct dprc_attributes attr;
  41         int error;
  42 --- a/drivers/bus/fsl-mc/fsl-mc-private.h
  43 +++ b/drivers/bus/fsl-mc/fsl-mc-private.h
  44 @@ -157,8 +157,7 @@ struct dprc_cmd_clear_irq_status {
  45  struct dprc_rsp_get_attributes {
  46         /* response word 0 */
  47         __le32 container_id;
  48 -       __le16 icid;
  49 -       __le16 pad;
  50 +       __le32 icid;
  51         /* response word 1 */
  52         __le32 options;
  53         __le32 portal_id;
  54 @@ -320,7 +319,7 @@ int dprc_clear_irq_status(struct fsl_mc_
  55   */
  56  struct dprc_attributes {
  57         int container_id;
  58 -       u16 icid;
  59 +       u32 icid;
  60         int portal_id;
  61         u64 options;
  62  };
  63 --- a/include/linux/fsl/mc.h
  64 +++ b/include/linux/fsl/mc.h
  65 @@ -188,7 +188,7 @@ struct fsl_mc_device {
  66         struct device dev;
  67         u64 dma_mask;
  68         u16 flags;
  69 -       u16 icid;
  70 +       u32 icid;
  71         u16 mc_handle;
  72         struct fsl_mc_io *mc_io;
  73         struct fsl_mc_obj_desc obj_desc;