diff options
Diffstat (limited to 'meta-egvirt/recipes-kernel/linux/linux-yocto/iio-scmi/0002-iio-core-Introduce-IIO_VAL_INT_64.patch')
| -rw-r--r-- | meta-egvirt/recipes-kernel/linux/linux-yocto/iio-scmi/0002-iio-core-Introduce-IIO_VAL_INT_64.patch | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/meta-egvirt/recipes-kernel/linux/linux-yocto/iio-scmi/0002-iio-core-Introduce-IIO_VAL_INT_64.patch b/meta-egvirt/recipes-kernel/linux/linux-yocto/iio-scmi/0002-iio-core-Introduce-IIO_VAL_INT_64.patch new file mode 100644 index 00000000..3245a806 --- /dev/null +++ b/meta-egvirt/recipes-kernel/linux/linux-yocto/iio-scmi/0002-iio-core-Introduce-IIO_VAL_INT_64.patch @@ -0,0 +1,43 @@ +From 41b693ffea78e5e754ba7c1b7b85a20deff8ba9f Mon Sep 17 00:00:00 2001 +From: Andriy Tryshnivskyy <andriy.tryshnivskyy@opensynergy.com> +Date: Mon, 25 Oct 2021 13:30:19 +0300 +Subject: [PATCH] iio: core: Introduce IIO_VAL_INT_64. + +Introduce IIO_VAL_INT_64 to read 64-bit value for +channel attribute. Val is used as lower 32 bits. + +Signed-off-by: Andriy Tryshnivskyy <andriy.tryshnivskyy@opensynergy.com> +--- + drivers/iio/industrialio-core.c | 3 +++ + include/linux/iio/types.h | 1 + + 2 files changed, 4 insertions(+) + +diff --git a/drivers/iio/industrialio-core.c b/drivers/iio/industrialio-core.c +index 261d3b17edc9..71ecb2e66714 100644 +--- a/drivers/iio/industrialio-core.c ++++ b/drivers/iio/industrialio-core.c +@@ -638,6 +638,9 @@ static ssize_t __iio_format_value(char *buf, size_t len, unsigned int type, + } + case IIO_VAL_CHAR: + return scnprintf(buf, len, "%c", (char)vals[0]); ++ case IIO_VAL_INT_64: ++ tmp = (s64)((((u64)vals[1]) << 32) | (u32)vals[0]); ++ return scnprintf(buf, len, "%lld", tmp); + default: + return 0; + } +diff --git a/include/linux/iio/types.h b/include/linux/iio/types.h +index 1e3ed6f55bca..8d37cc5a3883 100644 +--- a/include/linux/iio/types.h ++++ b/include/linux/iio/types.h +@@ -23,6 +23,7 @@ enum iio_event_info { + #define IIO_VAL_INT_PLUS_NANO 3 + #define IIO_VAL_INT_PLUS_MICRO_DB 4 + #define IIO_VAL_INT_MULTIPLE 5 ++#define IIO_VAL_INT_64 6 /* 64-bit data, val is lower 32 bits */ + #define IIO_VAL_FRACTIONAL 10 + #define IIO_VAL_FRACTIONAL_LOG2 11 + #define IIO_VAL_CHAR 12 +-- +2.17.1 + |