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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2017-03-01 22:45:51 +0300 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2017-04-01 19:36:19 +0300 |
| commit | 4124c4eba40256b65acb5016a1edfdd59a1960b6 (patch) | |
| tree | 6e4ca51577d3df12ada66b8bc62abfd7d444c5a7 /drivers/i2c/i2c-boardinfo.c | |
| parent | 0daaf99d8424f12cdf87e00c435c9cb93667f519 (diff) | |
| download | linux-4124c4eba40256b65acb5016a1edfdd59a1960b6.tar.xz | |
i2c: allow attaching IRQ resources to i2c_board_info
Simple integer for interrupt number is not expressive enough, as it does
not convey interrupt trigger type that should be used. Let's allow
attaching array of resources to the board info and have i2c core parse
first IRQ resource and set up interrupt trigger as needed.
Reviewed-by: Wolfram Sang <wsa@the-dreams.de>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'drivers/i2c/i2c-boardinfo.c')
| -rw-r--r-- | drivers/i2c/i2c-boardinfo.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/i2c/i2c-boardinfo.c b/drivers/i2c/i2c-boardinfo.c index 0e285c68b2ff..31186ead5a40 100644 --- a/drivers/i2c/i2c-boardinfo.c +++ b/drivers/i2c/i2c-boardinfo.c @@ -90,6 +90,18 @@ int i2c_register_board_info(int busnum, struct i2c_board_info const *info, unsig } } + if (info->resources) { + devinfo->board_info.resources = + kmemdup(info->resources, + info->num_resources * + sizeof(*info->resources), + GFP_KERNEL); + if (!devinfo->board_info.resources) { + status = -ENOMEM; + break; + } + } + list_add_tail(&devinfo->list, &__i2c_board_list); } |