target/linux/generic/pending-6.6/450-14-mmc-block-set-fwnode-of-disk-devices.patch

   1 From d9143f86330dd038fc48878558dd287ceee5d3d4 Mon Sep 17 00:00:00 2001
   2 From: Daniel Golle <daniel@makrotopia.org>
   3 Date: Thu, 13 Jul 2023 04:13:04 +0100
   4 Subject: [PATCH 14/15] mmc: block: set fwnode of disk devices
   5
   6 Set fwnode of disk devices to 'block', 'boot0' and 'boot1' subnodes of
   7 the mmc-card. This is done in preparation for having the eMMC act as
   8 NVMEM provider.
   9
  10 Signed-off-by: Daniel Golle <daniel@makrotopia.org>
  11 ---
  12  drivers/mmc/core/block.c | 8 ++++++++
  13  1 file changed, 8 insertions(+)
  14
  15 --- a/drivers/mmc/core/block.c
  16 +++ b/drivers/mmc/core/block.c
  17 @@ -2461,6 +2461,8 @@ static struct mmc_blk_data *mmc_blk_allo
  18                                               int area_type,
  19                                               unsigned int part_type)
  20  {
  21 +       struct fwnode_handle *fwnode;
  22 +       struct device *ddev;
  23         struct mmc_blk_data *md;
  24         int devidx, ret;
  25         char cap_str[10];
  26 @@ -2557,6 +2559,13 @@ static struct mmc_blk_data *mmc_blk_allo
  27
  28         blk_queue_write_cache(md->queue.queue, cache_enabled, fua_enabled);
  29
  30 +       ddev = disk_to_dev(md->disk);
  31 +       fwnode = device_get_named_child_node(subname ? md->parent->parent :
  32 +                                                      md->parent,
  33 +                                            subname ? subname : "block");
  34 +       if (fwnode)
  35 +               device_set_node(ddev, fwnode);
  36 +
  37         string_get_size((u64)size, 512, STRING_UNITS_2,
  38                         cap_str, sizeof(cap_str));
  39         pr_info("%s: %s %s %s%s\n",