From 6bb835f3d00467c9a5e35f4955afa29df96a404e Mon Sep 17 00:00:00 2001 From: Andriy Tryshnivskyy Date: Sun, 24 Oct 2021 12:16:26 +0300 Subject: 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 Link: https://lore.kernel.org/r/20211024091627.28031-2-andriy.tryshnivskyy@opensynergy.com Signed-off-by: Jonathan Cameron --- drivers/iio/industrialio-core.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'drivers') diff --git a/drivers/iio/industrialio-core.c b/drivers/iio/industrialio-core.c index 463a63d5bf56..d94d26b11473 100644 --- a/drivers/iio/industrialio-core.c +++ b/drivers/iio/industrialio-core.c @@ -702,6 +702,9 @@ static ssize_t __iio_format_value(char *buf, size_t offset, unsigned int type, } case IIO_VAL_CHAR: return sysfs_emit_at(buf, offset, "%c", (char)vals[0]); + case IIO_VAL_INT_64: + tmp2 = (s64)((((u64)vals[1]) << 32) | (u32)vals[0]); + return sysfs_emit_at(buf, offset, "%lld", tmp2); default: return 0; } -- cgit v1.2.3