From d62b9a6976cdac30a3af745de1f935ffe246fcdd Mon Sep 17 00:00:00 2001 From: Ofir Bitton Date: Thu, 23 Sep 2021 12:02:23 +0300 Subject: habanalabs: add support for a long interrupt target value In order to avoid user target value wraparound, we modify the current interface so user will be able to wait for an 8-byte target value rather than a 4-byte value. Signed-off-by: Ofir Bitton Reviewed-by: Oded Gabbay Signed-off-by: Oded Gabbay --- include/uapi/misc/habanalabs.h | 13 +++++++------ 1 file changed, 7 insertions(+), 6 deletions(-) (limited to 'include/uapi/misc') diff --git a/include/uapi/misc/habanalabs.h b/include/uapi/misc/habanalabs.h index ccfcb4d188fc..fe73630e1a05 100644 --- a/include/uapi/misc/habanalabs.h +++ b/include/uapi/misc/habanalabs.h @@ -897,11 +897,7 @@ struct hl_wait_cs_in { */ __u64 addr; /* Target value for completion comparison */ - __u32 target; - /* Absolute timeout to wait for interrupt - * in microseconds - */ - __u32 interrupt_timeout_us; + __u64 target; }; }; @@ -917,7 +913,12 @@ struct hl_wait_cs_in { /* Multi CS API info- valid entries in multi-CS array */ __u8 seq_arr_len; - __u8 pad[7]; + __u8 pad[3]; + + /* Absolute timeout to wait for an interrupt in microseconds. + * Relevant only when HL_WAIT_CS_FLAGS_INTERRUPT is set + */ + __u32 interrupt_timeout_us; }; #define HL_WAIT_CS_STATUS_COMPLETED 0 -- cgit v1.2.3